WO2017193403A1 - 调度方法、设备和系统 - Google Patents
调度方法、设备和系统 Download PDFInfo
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- WO2017193403A1 WO2017193403A1 PCT/CN2016/082132 CN2016082132W WO2017193403A1 WO 2017193403 A1 WO2017193403 A1 WO 2017193403A1 CN 2016082132 W CN2016082132 W CN 2016082132W WO 2017193403 A1 WO2017193403 A1 WO 2017193403A1
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W72/00—Local resource management
- H04W72/20—Control channels or signalling for resource management
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W4/00—Services specially adapted for wireless communication networks; Facilities therefor
- H04W4/30—Services specially adapted for particular environments, situations or purposes
- H04W4/40—Services specially adapted for particular environments, situations or purposes for vehicles, e.g. vehicle-to-pedestrians [V2P]
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W72/00—Local resource management
- H04W72/20—Control channels or signalling for resource management
- H04W72/21—Control channels or signalling for resource management in the uplink direction of a wireless link, i.e. towards the network
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W76/00—Connection management
- H04W76/10—Connection setup
- H04W76/14—Direct-mode setup
Definitions
- the present invention relates to the field of wireless communications, and in particular, to a scheduling method, device, and system.
- an LTE network is introduced in the vehicle networking communication, and a communication node is placed in the vehicle, and the node is used to communicate with the outside world.
- the vehicle may be in communication with the vehicle, the vehicle communicates with the network, and the vehicle communicates with the pedestrian.
- the V2X (English name: vehicle to X, Chinese name: vehicle and other devices) is collectively referred to.
- the messages sent by the communication nodes are closely related to the operational characteristics of the Internet of Vehicles. Some of these messages have the characteristics of periodic transmission, such as periodically displaying the speed limit of the curve at a fixed curve.
- the uplink resource is allocated or designated by DCI in the PDCCH, and the node periodically repeats using the same uplink time-frequency resource to send the message, but Since the V2X service is not completely periodic, the node will send data in a burst. As shown in Figure 2, if the SPS scheduling interval is set too short for the data sent by the node suddenly sent, there will be redundant Upstream scheduling resources are wasted.
- a node sends the perceived traffic condition to the network side in the form of a V2X message.
- the network side After receiving the V2X message, the network side needs to know the overlay of the V2X message. Cover the range so that the appropriate cell can be selected to serve other nodes. Referring to FIG.
- UE1 transmits the perceived traffic condition as a V2X message to eNB1 on the network side as a node, and eNB1 and eNB2 on the network side communicate with each other so that eNB2 also knows the traffic situation felt by UE1, then eNB2 is When broadcasting the traffic situation to the serving node, it is necessary to distinguish that the traffic situation is valid only for UE2 located within the measurement coverage of UE1, and the traffic situation should not be sent to UE3 that is far away.
- An embodiment of the present invention provides a scheduling method, device, and system for solving the problem of wasting scheduling resources when an SPS with a short scheduling interval is applied to a V2X service.
- a scheduling method comprising:
- the first device receives the semi-persistent scheduling SPS configuration information from the second device, where the SPS configuration information is used to indicate the SPS resource configuration adopted by the second device;
- the first device receives SPS activation information from the second device, where the SPS activation information is used to indicate the activated SPS resource, and the activated SPS resource is one or more SPS resources in the SPS resource configuration;
- the first device sends SPS indication information to the second device, where the SPS indication information is used to indicate that the scheduling resource in the activated SPS resource is used or not.
- the first device receives the SPS configuration information from the second device, and after receiving the SPS activation information from the second device, sends the SPS indication information to the second device, where the SPS configuration information is used to indicate the The SPS resource configuration adopted by the second device, the SPS activation information is used to indicate the activated SPS resource, and the activated SPS resource is one or more SPS resources in the SPS resource configuration, and the SPS indication information is used to indicate whether to use or not to use the activated Scheduling resources in SPS resources.
- the second device can configure different SPS resources for the first device by using the second device, and activate one or more SPS resources for the first device, and the first device selects and satisfies according to the activated SPS resource and the service requirement of the service.
- SPS resources for business service needs, second The device allocates the SPS resources that are not used by the first device to other devices, so as to maximize the utilization of the scheduling resources, and solves the problem of wasting the scheduling resources when the SPS with the short scheduling interval is applied to the V2X service.
- the SPS resource configuration includes at least one or a combination of the following:
- the method further includes at least one or a combination of the following:
- the first device uses the UL grant resource determined according to the current subframe of the DCI scrambled by the SPS-CRNTI as the resource occupied by the m available scheduling resources;
- the first device uses the UL grant resource determined by the SPS-CRNTI scrambled DCI in the subframe before the i-th available scheduling resource in one SPS interval or the current subframe as the resource occupied by the i th available scheduling resource,
- the i th available scheduling resource is one of m available scheduling resources;
- the first device activates one or more of the m available scheduling resources using the SPS-CRNTI scrambled DCI.
- the present embodiment can flexibly activate multiple scheduling resources in one scheduling interval.
- the SPS activation information is used to indicate the activated SPS resource, including at least one or a combination of the following:
- the M bits of the bitmap bitmap in the DCI are used to indicate activation and/or deactivation of one or more SPS scheduling intervals in the M SPS scheduling intervals;
- the time-frequency resource where the SPS activation information is located is used to indicate activation and/or deactivation of the M SPS.
- the content of the SPS activation information is used to indicate activation and/or deactivation of one or more SPS scheduling intervals in the M SPS scheduling intervals.
- the present embodiment can flexibly activate and deactivate scheduling resources in the M SPS scheduling intervals.
- the SPS indication information is used to indicate whether to use or not to use scheduling resources in the activated SPS resource, including one of the following:
- the SPS indication information is used to indicate that the continuous scheduling resources in the time window in the m available scheduling resources are used or not used;
- the SPS indication information is used to indicate continuous scheduling resources within the time window of the N SPS scheduling intervals in the M SPS scheduling interval, where N ⁇ M.
- the first device may indicate to the second device the scheduling resources that are used or not used.
- the time window is sent by the first device to the second device;
- the time window is sent by the second device to the first device.
- the method further includes:
- Determining SPS release information where the SPS release information is used to indicate release of some or all of the scheduled resources in the activated SPS resource;
- the first device sends the SPS release information to the second device.
- the first device may indicate to release some or all of the scheduled resources in the activated SPS resources.
- the SPS release information is used to indicate release of some or all of the SPS resources in the activated SPS resource, including at least one or a combination of the following:
- the SPS release information is sent in a subframe or a short subframe before any one of the m available scheduling resources in one SPS scheduling interval, Used to indicate the release of any scheduling resource;
- the uplink control information UCI is used to indicate release of one or more SPS scheduling intervals in the activated SPS resource.
- the method further includes:
- the first device receives SPS release information from the second device, where the SPS release information is used to indicate release of some or all of the scheduled resources of the activated SPS resources.
- the second device may indicate to release some or all of the scheduled resources of the activated SPS resources.
- the SPS release information is used to indicate release of some or all of the scheduled resources in the activated SPS resource, including one of the following:
- the hybrid automatic repeat request HARQ identifier in the DCI is used to indicate release of one of the activated SPS resources
- the SPS release information is sent at any of the activated SPS resources to indicate that all scheduling resources of the SPS corresponding to the any scheduling resource are released.
- scheduling resources for releasing different scheduling intervals in the M SPS scheduling intervals may be implemented.
- the SPS resource configuration includes a downlink SPS resource, and the activated or deactivated SPS resource includes a downlink SPS resource;
- the SPS resource configuration includes an uplink SPS resource, and the activated or deactivated SPS resource includes an uplink SPS resource.
- the SPS is applied between a network and a terminal, or between a terminal and a terminal.
- a scheduling method comprising:
- the second device sends the semi-persistent scheduling SPS configuration information to the first device, where the SPS configuration information is used to indicate the SPS resource configuration adopted by the second device;
- the second device sends SPS activation information to the first device, where the SPS activation information is used to indicate the activated SPS resource, and the activated SPS resource is one or more SPS resources in the SPS resource configuration;
- the second device receives SPS indication information from the first device, wherein the SPS indication information is used to indicate that the scheduling resource in the activated SPS resource is used or not.
- the second device sends the SPS configuration information to the first device, the first device receives the SPS configuration information, and accordingly adopts the corresponding SPS resource configuration, and the second device sends the SPS to the first device.
- the activation information is used to indicate the SPS resource activated from the SPS resource configuration, and then the second device receives the SPS indication information, where the SPS configuration information is used to indicate the SPS resource configuration adopted by the second device, and the SPS activation information is used to indicate activation.
- the SPS resource, and the activated SPS resource is one or more SPS resources in the SPS resource configuration, and the SPS indication information is used to indicate that the scheduling resource in the activated SPS resource is used or not.
- the second device can configure different SPS resources for the first device by using the second device, and activate one or more SPS resources for the first device, and the first device selects and satisfies according to the activated SPS resource and the service requirement of the service.
- the SPS resource of the service service requirement the second device allocates the SPS resource that is not used by the first device to other devices, and maximizes the utilization of the scheduling resource, and solves the wasteful scheduling when the SPS with the short scheduling interval is applied to the V2X service.
- the SPS resource configuration includes at least one or a combination of the following:
- the method further includes at least one or a combination of the following:
- the second device uses the UL grant resource determined according to the current subframe of the DCI scrambled by the SPS-CRNTI as the resource occupied by the m available scheduling resources;
- the second device uses the UL grant resource determined by the SPS-CRNTI scrambled DCI in the subframe before the i-th available scheduling resource in one SPS interval or the current subframe as the resource occupied by the i th available scheduling resource,
- the i th available scheduling resource is one of m available scheduling resources;
- the second device activates one or more of the m available scheduling resources using the SPS-CRNTI scrambled DCI.
- the present embodiment can flexibly activate multiple scheduling resources in one scheduling interval.
- the SPS activation information is used to indicate the activated SPS resource, including at least one or a combination of the following:
- the M bits of the bitmap bitmap in the DCI are used to indicate activation and/or deactivation of one or more SPS scheduling intervals in the M SPS scheduling intervals;
- the time-frequency resource where the SPS activation information is located is used to indicate that one SPS scheduling interval in the M SPS scheduling interval is activated and/or deactivated;
- the content of the SPS activation information is used to indicate activation and/or deactivation of one or more SPS scheduling intervals in the M SPS scheduling intervals.
- the present embodiment can flexibly activate and deactivate scheduling resources in the M SPS scheduling intervals.
- the SPS indication information is used to indicate whether or not to use Scheduling resources in live SPS resources, including one of the following:
- the SPS indication information is used to indicate that the continuous scheduling resources in the time window in the m available scheduling resources are used or not used;
- the SPS indication information is used to indicate continuous scheduling resources within the time window of the N SPS scheduling intervals in the M SPS scheduling interval, where N ⁇ M.
- the first device may indicate to the second device the scheduling resources that are used or not used.
- the time window is sent by the first device to the second device;
- the time window is sent by the second device to the first device.
- the method further includes:
- the second device receives SPS release information from the first device, where the SPS release information is used to indicate release of some or all of the scheduled resources in the activated SPS resource.
- the first device may indicate to release some or all of the scheduled resources in the activated SPS resources.
- the SPS release information is used to indicate release of some or all of the SPS resources in the activated SPS resource, including at least one or a combination of the following:
- the SPS release information is sent in a subframe or a short subframe before any one of the m available scheduling resources in one SPS scheduling interval, Used to indicate release of any one of the scheduling resources;
- the uplink control information UCI indicates release of one or more SPS scheduling intervals in the activated SPS resource.
- scheduling resources under different SPS resource configurations can be released. source.
- the method further includes:
- the second device determines SPS release information, where the SPS release information is used to indicate release of some or all of the scheduled resources in the activated SPS resource;
- the second device sends the SPS release information to the first device.
- the second device may indicate to release some or all of the scheduled resources of the activated SPS resources.
- the SPS release information is used to indicate release of some or all of the scheduled resources in the activated SPS resource, including one of the following:
- the hybrid automatic repeat request HARQ identifier in the DCI is used to indicate release of one of the activated SPS resources
- the SPS release information is sent at any of the activated SPS resources to indicate that all scheduling resources of the SPS corresponding to the any scheduling resource are released.
- scheduling resources for releasing different scheduling intervals in the M SPS scheduling intervals may be implemented.
- the SPS resource configuration includes a downlink SPS resource, and the activated or deactivated SPS resource includes a downlink SPS resource;
- the SPS resource configuration includes an uplink SPS resource, and the activated or deactivated SPS resource includes an uplink SPS resource.
- the SPS is applied between a network and a terminal, or between a terminal and a terminal.
- a scheduling method which is applied to V2X communication between a vehicle and other devices, and the method includes:
- a radio resource in which a random access RA preamble sequence and/or an RA preamble sequence is located is used to indicate the service requirement and/or message type of the data of the first device;
- the first device initiates random access to the second device according to the radio resource in which the used RA preamble sequence and/or the RA preamble sequence are determined to be used.
- the first device determines, according to the service requirement and/or the message type of the service, the radio resource in which the random access RA preamble sequence and/or the RA preamble sequence are located, and then determines the used RA preamble sequence and/or according to the determination.
- the radio resource in which the RA preamble sequence is located initiates random access to the second device, where the radio resource in which the RA preamble sequence and/or the RA preamble sequence are located is used to indicate the service requirement and/or message type of the data of the first device.
- the present invention can correspond to the service requirement or service type of the V2X service by the radio resource in which the RA preamble sequence and/or the RA preamble sequence are located, and the first device selects the appropriate RA preamble sequence and/or the RA preamble sequence accordingly.
- the wireless resource initiates random access, and the second device allocates scheduling resources to the first device, thereby solving the problem that the service requirement cannot be met when the V2X service is performed.
- service requirements also include time requirements and/or rate requirements.
- the method before the first device determines the radio resource in which the RA preamble sequence and the RA preamble sequence are located according to the service requirement and/or the message type of the V2X service, the method further includes:
- the first device receives the radio resource in which the RA preamble sequence and/or the RA preamble sequence are located from the second device.
- the first device determines, according to the service requirement and/or the message type of the service, the radio resource in which the random access RA preamble sequence and/or the RA preamble sequence are located:
- the RA preamble sequence includes: from the existing RA preamble The specified preamble sequence is segmented in the column, or the preamble sequence obtained by extending the existing RA preamble sequence.
- the service requirements of the business include the service requirements of the V2X service.
- a scheduling method which is applied to V2X communication between a vehicle and other devices, and the method includes:
- the second device receives random access of the first device
- the second device allocates a scheduling resource to the first device according to the radio resource in which the RA preamble sequence and/or the RA preamble sequence used by the first device to perform random access, where the radio resource of the RA preamble sequence and/or the RA preamble sequence is located.
- the first device is determined according to a service requirement and/or a message type of the service, and is used to indicate a service requirement and/or a message type of the data of the first device.
- the second device receives the random access of the first device, and then allocates a scheduling to the first device according to the radio resource in which the RA preamble sequence and/or the RA preamble sequence used in the random access by the first device is located.
- a resource, wherein the radio resource in which the RA preamble sequence and/or the RA preamble sequence are located is determined by the first device according to a service requirement and/or a message type of the service, and is used to indicate a service requirement and/or a message type of the data of the first device. .
- the first device can select the appropriate RA preamble sequence and/or the radio resource where the RA preamble sequence is located by corresponding to the radio resource in which the RA preamble sequence and/or the RA preamble sequence are located, and the service requirement or service type of the V2X service.
- the random access is initiated, and the second device allocates scheduling resources to the first device, thereby solving the problem that the service requirement cannot be met when the V2X service is performed.
- service requirements also include time requirements and/or rate requirements.
- the method before the second device receives the random access of the first device, the method further includes:
- the second device sends the radio resource where the RA preamble sequence and/or the RA preamble sequence are located to the first device.
- the second device receives random access of the first device when the following conditions are met:
- the RA preamble sequence includes: a preamble sequence that is segmented from an existing RA preamble sequence, or a preamble sequence obtained by extending an existing RA preamble sequence.
- the service requirements of the business include the service requirements of the V2X service.
- a scheduling method which is applied to V2X communication between a vehicle and other devices, and the method includes:
- the first device measures a radio resource and/or a wireless signal to generate a measurement result, where the measurement result is used to instruct the second device to determine a transmission range of the data of the first device, and select a suitable cell according to the transmission range to send the first message;
- the first device sends the measurement result to the second device.
- the first device measures the radio resource and or the wireless signal to generate a measurement result, and then sends the measurement result to the second device, where the measurement result is used to instruct the second device to determine the sending of the data of the first device
- the range and the appropriate cell are selected according to the transmission range to send the first message. That is, the measurement result indicating the data transmission range may be sent to the second device by the first device, so that the second device determines the transmission range of the data and selects a suitable cell according to the transmission range of the data to send the first message, thus solving The second device is unable to know the problem of the transmission range of the data from the first device.
- the measurement result includes the measurement result of the specified cell, or the measurement result of the specified cell that satisfies the following conditions: a measurement result that is less than the first threshold and/or a first offset value that is less than the first threshold value .
- the first device sends the measurement result to the second device, including one of the following:
- the first device sends the measurement result of the specified cell to the second device before the V2X service starts;
- the first device sends the measurement result of the specified cell to the second device after the V2X service is started.
- the transmission range of the data of the first device can be determined in different V2X service times.
- the measurement result includes mobility information of the first device, wherein the mobility information includes time information related to the cell and at least one of the following: the first device has passed or is undergoing or will The passing cell.
- the first device sends the measurement result to the second device, including:
- the first device sends the mobility information of the first device during the conversion process of the terminal and the link UU of the network and the device to the device link sidelink.
- the first device sends the measurement result to the second device, including:
- the first device sends the measurement result and/or the location information of the first device to the second device.
- the first device transmits the measurement result and/or the location information of the first device to the second device when the condition described in any one of the following is satisfied:
- the speed of the first device satisfies at least one of the following conditions: when the value is higher than the second threshold, when the value is higher than the second threshold, when the value is lower than the third threshold, the threshold is lower than the third threshold When the value is an offset value, when it is within the predetermined range;
- the constraint condition that the signal satisfies includes one or a combination of the following: the measurement result of the signal is smaller than the first a threshold value; the measurement result of the signal is less than the first threshold value and a first offset value; the measurement result of the signal is higher than the first threshold value; the measurement result of the signal is higher than the first threshold value An offset value.
- the first device sends the measurement result and/or the location information of the first device to the second device, including:
- the first device periodically transmits the measurement result and/or the location information of the first device to the second device.
- the mobility information further includes V2X message type information of the first device and/or transmission distance information of the V2X message.
- the first device sends the measurement result to the second device, including:
- the first device transmits the V2X message type information of the first device and/or the transmission distance information of the V2X message to the second device by using one of the RRC layer, the media access control MAC layer, and the physical PHY layer or a combination thereof.
- the first message is one of the following messages: a V2X message, a wearable service message, a cellular-based narrowband IoT NB-IOT service message, Broadband service news.
- a scheduling method which is applied to V2X communication between a vehicle and other devices, and the method includes:
- the second device receives the measurement result from the first device, where the measurement result is generated by the first device according to the measured wireless resource and or the wireless signal;
- the second device determines a transmission range of the data of the first device according to the measurement result
- the second device selects a suitable cell according to the transmission range to send the first message.
- the second device receives the measurement result from the first device, and then determines the transmission range of the data of the first device according to the measurement result, and selects a suitable cell according to the transmission range to send the first message, where the measurement result
- the first device is generated according to the measured wireless resource and or the wireless signal, thereby solving the problem that the second device cannot know the transmission range of the data from the first device.
- the measurement result includes the measurement result of the designated cell, or the measurement result of the specified cell that satisfies the following condition: less than the first threshold and/or less than the first threshold value and a first offset value Measurement results.
- the second device receives the measurement from the first device, including one of the following:
- the second device receives the measurement result of the specified cell from the first device before the V2X service starts;
- the second device receives the measurement result of the designated cell from the first device after the V2X service is started.
- the transmission range of the data of the first device can be determined in different V2X service times.
- the measurement result includes mobility information of the first device, wherein the mobility information includes time information related to the cell and at least one of the following: the first device has passed or is undergoing or will The passing cell.
- the second device receives the measurement result from the first device, the package include:
- the second device receives the mobility information of the first device during the conversion process of the terminal and the link UU of the network and the device to the device link sidelink.
- the second device receives the measurement result from the first device, including:
- the second device receives the measurement result and/or the location information of the first device from the first device.
- the second device receives the measurement result and/or the location information of the first device from the first device when the conditions of any of the following are met:
- the speed of the first device satisfies at least one of the following conditions: when the value is higher than the second threshold, when the value is higher than the second threshold, when the value is lower than the third threshold, the threshold is lower than the third threshold When the value is an offset value, when it is within the predetermined range;
- the constraint condition that the signal satisfies includes one or a combination of the following: the measurement result of the signal is smaller than the first Threshold value The measurement result is less than the first threshold value and a first offset value; the measurement result of the signal is higher than the first threshold value; the measurement result of the signal is higher than the first threshold value by a first offset value.
- the second device receives the measurement result and/or the location information of the first device from the first device, including:
- the second device periodically receives the measurement result and/or the location information of the first device from the first device.
- the mobility information further includes V2X message type information of the first device and/or transmission distance information of the V2X message.
- the second device receives the measurement result from the first device, including:
- the second device receives the V2X message type information of the first device and/or the transmission distance information of the V2X message from the first device through one of the radio resource control RRC layer, the media access control MAC layer, and the physical PHY layer or a combination thereof.
- the first message is one of the following messages: a V2X message, a wearable service message, a cellular based narrowband IoT NB-IOT service message, a broadband service message.
- a first device comprising:
- a receiving unit configured to receive semi-persistent scheduling SPS configuration information from the second device, where the SPS configuration information is used to indicate an SPS resource configuration adopted by the second device;
- the receiving unit is further configured to receive SPS activation information from the second device, where the SPS activation information is used to indicate the activated SPS resource, and the activated SPS resource is one or more SPS resources in the SPS resource configuration;
- a sending unit configured to send SPS indication information to the second device, where the SPS indication information is used to indicate that the scheduling resource in the activated SPS resource is used or not.
- the first device receives the SPS configuration information from the second device, and after receiving the SPS activation information from the second device, sends the SPS indication information to the second device, where the SPS configuration information is used to indicate that the second device uses SPS resource configuration, SPS
- the activation information is used to indicate the activated SPS resource, and the activated SPS resource is one or more SPS resources in the SPS resource configuration, and the SPS indication information is used to indicate whether the scheduling resource in the activated SPS resource is used or not. Therefore, the second device can configure different SPS resources for the first device by using the second device, and activate one or more SPS resources for the first device, and the first device selects and satisfies according to the activated SPS resource and the service requirement of the service.
- the second device allocates the SPS resource that is not used by the first device to other devices, and maximizes the utilization of the scheduling resource, and solves the wasteful scheduling when the SPS with the short scheduling interval is applied to the V2X service.
- the problem of resources is not used by the first device to other devices, and maximizes the utilization of the scheduling resource, and solves the wasteful scheduling when the SPS with the short scheduling interval is applied to the V2X service.
- the SPS resource configuration includes at least one or a combination of the following:
- the first device further includes a processing unit, configured to perform at least one or a combination of the following when the SPS resource is configured as an SPS scheduling interval with m available scheduling resources:
- the UL grant resource determined by the SPS-CRNTI scrambled DCI in the subframe before the i th available scheduling resource or the current subframe in the SPS interval is used as the resource occupied by the i th available scheduling resource, where
- the i available scheduling resources are one of m available scheduling resources;
- the DCI scrambled using SPS-CRNTI activates one or more of the available scheduling resources.
- the SPS activation information is used to indicate the activated SPS resource, including at least one of the following. Item or combination:
- the M bits of the bitmap bitmap in the DCI are used to indicate activation and/or deactivation of one or more SPS scheduling intervals in the M SPS scheduling intervals;
- the time-frequency resource where the SPS activation information is located is used to indicate that one SPS scheduling interval in the M SPS scheduling interval is activated and/or deactivated;
- the content of the SPS activation information is used to indicate activation and/or deactivation of one or more SPS scheduling intervals in the M SPS scheduling intervals.
- the SPS indication information is used to indicate whether to use or not to use scheduling resources in the activated SPS resource, including one of the following:
- the SPS indication information is used to indicate that the continuous scheduling resources in the time window in the m available scheduling resources are used or not used;
- the SPS indication information is used to indicate continuous scheduling resources within the time window of the N SPS scheduling intervals in the M SPS scheduling interval, where N ⁇ M.
- the time window is sent by the sending unit to the second device;
- the time window is sent by the second device to the receiving unit.
- the processing unit is further configured to determine SPS release information, where the SPS release information is used to indicate release of some or all of the scheduled resources in the activated SPS resource;
- the sending unit is further configured to send the SPS release information to the second device.
- the SPS release information is used to indicate the release of some or all of the SPS resources in the activated SPS resource, including at least one or a combination of the following:
- any one of the m available scheduling resources in an SPS scheduling interval is used to schedule resources.
- the SPS release information is sent in the previous subframe or the short subframe, and is used to indicate that any one of the scheduling resources is released;
- the uplink control information UCI is used to indicate release of one or more SPS scheduling intervals in the activated SPS resource.
- the receiving unit is further configured to receive SPS release information from the second device, where the SPS release information is used to indicate release of some or all of the scheduled resources in the activated SPS resource.
- the SPS release information is used to indicate release of some or all of the scheduled resources in the activated SPS resource, including one of the following:
- the hybrid automatic repeat request HARQ identifier in the DCI is used to indicate release of one of the activated SPS resources
- the SPS release information is sent at any of the activated SPS resources to indicate that all scheduling resources of the SPS corresponding to the any scheduling resource are released.
- the SPS resource configuration includes a downlink SPS resource, and the activated or deactivated SPS resource includes a downlink SPS resource;
- the SPS resource configuration includes an uplink SPS resource, and the activated or deactivated SPS resource includes an uplink SPS resource.
- the SPS is applied between a network and a terminal, or between a terminal and a terminal.
- the first device in the embodiment of the present invention can be used to perform the method process described in the first aspect. Therefore, the technical effects that can be obtained can also be referred to the method embodiment described in the first aspect. This will not be repeated here.
- a second device comprising:
- a sending unit configured to send semi-persistent scheduling SPS configuration information to the first device, where The SPS configuration information is used to indicate an SPS resource configuration adopted by the second device.
- the sending unit is further configured to send SPS activation information to the first device, where the SPS activation information is used to indicate the activated SPS resource, and the activated SPS resource is one or more SPS resources in the SPS resource configuration;
- a receiving unit configured to receive SPS indication information from the first device, where the SPS indication information is used to indicate that the scheduling resource in the activated SPS resource is used or not.
- the second device provided by the present invention sends SPS configuration information to the first device, the first device receives the SPS configuration information, and then uses the corresponding SPS resource configuration, and the second device sends the SPS activation information to the first device. Instructing the SPS resource to be activated from the SPS resource configuration, and then the second device receives the SPS indication information, where the SPS configuration information is used to indicate the SPS resource configuration adopted by the second device, and the SPS activation information is used to indicate the activated SPS resource. And the activated SPS resource is one or more SPS resources in the SPS resource configuration, and the SPS indication information is used to indicate that the scheduling resource in the activated SPS resource is used or not.
- the second device can configure different SPS resources for the first device by using the second device, and activate one or more SPS resources for the first device, and the first device selects and satisfies according to the activated SPS resource and the service requirement of the service.
- the SPS resource of the service service requirement the second device allocates the SPS resource that is not used by the first device to other devices, and maximizes the utilization of the scheduling resource, and solves the wasteful scheduling when the SPS with the short scheduling interval is applied to the V2X service.
- the SPS resource configuration includes at least one or a combination of the following:
- the second device further includes a processing unit, configured to perform at least one or a combination of the following when the SPS resource is configured as an SPS scheduling interval with m available scheduling resources:
- the UL grant resource determined by the SPS-CRNTI scrambled DCI in the subframe before the i th available scheduling resource or the current subframe in the SPS interval is used as the resource occupied by the i th available scheduling resource, where
- the i available scheduling resources are one of m available scheduling resources;
- the DCI scrambled using SPS-CRNTI activates one or more of the available scheduling resources.
- the SPS activation information is used to indicate the activated SPS resource, including at least one or a combination of the following:
- the M bits of the bitmap bitmap in the DCI are used to indicate activation and/or deactivation of one or more SPS scheduling intervals in the M SPS scheduling intervals;
- the time-frequency resource where the SPS activation information is located is used to indicate that one SPS scheduling interval in the M SPS scheduling interval is activated and/or deactivated;
- the content of the SPS activation information is used to indicate activation and/or deactivation of one or more SPS scheduling intervals in the M SPS scheduling intervals.
- the SPS indication information is used to indicate whether to use or not to use scheduling resources in the activated SPS resource, including one of the following:
- the SPS indication information is used to indicate that the continuous scheduling resources in the time window in the m available scheduling resources are used or not used;
- the SPS indication information is used to indicate continuous scheduling resources within the time window of the N SPS scheduling intervals in the M SPS scheduling interval, where N ⁇ M.
- the time window is sent by the sending unit to the second device;
- the time window is sent by the second device to the receiving unit.
- the receiving unit is further configured to receive SPS release information from the first device, where the SPS release information is used to indicate release of some or all of the scheduled resources in the activated SPS resource.
- the SPS release information is used to indicate release of some or all of the SPS resources in the activated SPS resource, including at least one or a combination of the following:
- the SPS release information is sent in a subframe or a short subframe before any one of the m available scheduling resources in one SPS scheduling interval, Used to indicate release of any one of the scheduling resources;
- the uplink control information UCI indicates release of one or more SPS scheduling intervals in the activated SPS resource.
- the processing unit is further configured to determine SPS release information, wherein the SPS release information is used to indicate release of some or all of the scheduled resources of the activated SPS resources.
- the sending unit is further configured to send the SPS release information to the first device.
- the SPS release information is used to indicate release of some or all of the scheduled resources in the activated SPS resource, including one of the following:
- the hybrid automatic repeat request HARQ identifier in the DCI is used to indicate release of one of the activated SPS resources
- the SPS release information is sent at any of the activated SPS resources to indicate that all scheduling resources of the SPS corresponding to the any scheduling resource are released.
- the SPS resource configuration includes a downlink SPS resource
- the activated or deactivated SPS resources include downlink SPS resources
- the SPS resource configuration includes an uplink SPS resource, and the activated or deactivated SPS resource includes an uplink SPS resource.
- the SPS is applied between a network and a terminal, or between a terminal and a terminal.
- the second device in the embodiment of the present invention may be used to perform the method flow described in the second aspect. Therefore, the technical effects that can be obtained are also referred to the method embodiment described in the second aspect. This will not be repeated here.
- a first device for use in V2X communication between a vehicle and another device, the first device comprising:
- a processing unit configured to determine, according to a service requirement and/or a message type of the service, a radio resource in which the random access RA preamble sequence and/or the RA preamble sequence are located, where the radio resource of the RA preamble sequence and/or the RA preamble sequence is used
- the service requirement and/or message type indicating the data of the first device.
- a sending unit configured to initiate random access to the second device according to the radio resource where the used RA preamble sequence and/or the RA preamble sequence are determined to be used.
- the first device provided by the present invention determines, according to the service requirement and/or message type of the service, the radio resource in which the random access RA preamble sequence and/or the RA preamble sequence are located, and then determines the used RA preamble sequence and/or the RA preamble sequence according to the determination.
- the radio resource in which the radio resource is located initiates random access to the second device, where the radio resource in which the RA preamble sequence and/or the RA preamble sequence are located is used to indicate the service requirement and/or message type of the data of the first device.
- the present invention can correspond to the service requirement or service type of the V2X service by the radio resource in which the RA preamble sequence and/or the RA preamble sequence are located, and the first device selects the appropriate RA preamble sequence and/or the RA preamble sequence accordingly.
- the wireless resource initiates random access, and the second device allocates scheduling resources to the first device, thereby solving the problem that the service requirement cannot be met when the V2X service is performed.
- service requirements also include time requirements and/or rate requirements. begging.
- the first device further includes a receiving unit, configured to: before the processing unit determines, according to the service requirement and/or the message type of the V2X service, the radio resource in which the RA preamble sequence and the RA preamble sequence are located, The second device receives the radio resource where the RA preamble sequence and or the RA preamble sequence are located.
- the processing unit is further configured to: when there is a V2X service or when the processing unit calculates that the scheduling request request SR does not satisfy the service requirement of the V2X service, determine the use random according to the service requirement and/or the message type of the service. Access the radio resources where the RA preamble sequence and/or the RA preamble sequence are located.
- the RA preamble sequence includes: a preamble sequence that is segmented from an existing RA preamble sequence, or a preamble sequence obtained by extending an existing RA preamble sequence.
- the service requirements of the business include the service requirements of the V2X service.
- the first device in the embodiment of the present invention may be used to perform the method flow described in the third aspect. Therefore, the technical effects that can be obtained are also referred to the method embodiment described in the third aspect. This will not be repeated here.
- a second device for use in V2X communication between a vehicle and another device, the second device comprising:
- a receiving unit configured to receive random access of the first device
- a processing unit configured to allocate a scheduling resource to the first device according to the radio resource in which the RA preamble sequence and/or the RA preamble sequence used in the random access by the first device is located, where the RA preamble sequence and/or the RA preamble sequence are located
- the wireless resource is determined by the first device according to the service requirement and/or message type of the service, and is used to indicate the service requirement and/or message type of the data of the first device.
- the second device receives the random access of the first device, and then allocates scheduling resources to the first device according to the radio resource in which the RA preamble sequence and/or the RA preamble sequence used in the random access by the first device is located, where , RA preamble sequence and / or RA
- the radio resource in which the preamble sequence is located is determined by the first device according to the service requirement and/or message type of the service, and is used to indicate the service requirement and/or message type of the data of the first device.
- the first device can select the appropriate RA preamble sequence and/or the radio resource where the RA preamble sequence is located by corresponding to the radio resource in which the RA preamble sequence and/or the RA preamble sequence are located, and the service requirement or service type of the V2X service.
- the random access is initiated, and the second device allocates scheduling resources to the first device, thereby solving the problem that the service requirement cannot be met when the V2X service is performed.
- service requirements also include time requirements and/or rate requirements.
- the second device further includes a sending unit, configured to send, to the first device, the radio resource where the RA preamble sequence and/or the RA preamble sequence are located before the receiving unit receives the random access of the first device.
- the receiving unit is further configured to: when there is a V2X service or when the first device calculates that the scheduling request SR does not satisfy the service requirement of the V2X service, receiving the random access of the first device.
- the RA preamble sequence includes: a preamble sequence that is segmented from an existing RA preamble sequence, or a preamble sequence obtained by extending an existing RA preamble sequence.
- the service requirements of the business include the service requirements of the V2X service.
- the second device in the embodiment of the present invention can be used to perform the method flow described in the fourth aspect. Therefore, the technical effects that can be obtained can also refer to the method embodiment described in the fourth aspect. This will not be repeated here.
- a first device for use in V2X communication between a vehicle and other devices, the first device comprising:
- a processing unit configured to measure a radio resource and/or a wireless signal to generate a measurement result, where the measurement result is used to instruct the second device to determine a transmission range of the data of the first device, and select a suitable cell according to the transmission range to send the first message;
- a sending unit configured to send the measurement result to the second device.
- the first device measures a radio resource and/or a wireless signal to generate a measurement result, and then sends the measurement result to the second device, where the measurement result is used to instruct the second device to determine a transmission range of the data of the first device and according to The transmission range selects a suitable cell to send the first message. That is, the measurement result indicating the data transmission range may be sent to the second device by the first device, so that the second device determines the transmission range of the data and selects a suitable cell according to the transmission range of the data to send the first message, thus solving The second device is unable to know the problem of the transmission range of the data from the first device.
- the measurement result includes the measurement result of the specified cell, or the measurement result of the specified cell that satisfies the following conditions: a measurement result that is less than the first threshold and/or a first offset value that is less than the first threshold value .
- the sending unit is specifically used for one of the following:
- the measurement result of the specified cell is sent to the second device after the V2X service is started.
- the measurement result includes mobility information of the first device, wherein the mobility information includes time information related to the cell and at least one cell information as follows: the first device has passed or is passing Or the cell that will pass.
- the sending unit is specifically configured to send the mobility information of the first device during the transition process of the link UU and the device-to-device link sidelink between the terminal and the network.
- the sending unit is specifically configured to send the measurement result and/or the location information of the first device to the second device.
- the sending unit is specifically configured to send the measurement result and/or the location information of the first device to the second device when the condition described in any one of the following items is met:
- the speed of the first device satisfies at least one of the following conditions: above the second threshold When, when the value is higher than the second threshold, when the value is lower than the third threshold, when the value is lower than the third threshold, when the value is within the predetermined range;
- the constraint condition that the signal satisfies includes one or a combination of the following: the measurement result of the signal is smaller than the first a threshold value; the measurement result of the signal is less than the first threshold value and a first offset value; the measurement result of the signal is higher than the first threshold value; the measurement result of the signal is higher than the first threshold value An offset value.
- the sending unit is specifically configured to periodically send the measurement result and/or the location information of the first device to the second device.
- the mobility information further includes: V2X message type information of the first device and/or transmission distance information of the V2X message.
- the sending unit is specifically configured to send, by using one of a radio resource control RRC layer, a media access control MAC layer, and a physical PHY layer, or a combination thereof, the V2X message type information of the first device to the second device. And/or V2X messages Send distance information.
- the first message is one of the following messages: a V2X message, a wearable service message, a cellular based narrowband IoT NB-IOT service message, a broadband service message.
- the technical effects that can be obtained can also refer to the method embodiment described in the fifth aspect, where the embodiment of the present invention is This will not be repeated here.
- a second device for use in V2X communication between a vehicle and other devices, the second device comprising:
- a receiving unit configured to receive the measurement result from the first device, where the measurement result is generated by the first device according to the measured wireless resource and or the wireless signal.
- a processing unit configured to determine, according to the measurement result, a sending range of data of the first device.
- a sending unit configured to select a suitable cell according to the sending range to send the first message.
- the second device receives the measurement result from the first device, and then determines the transmission range of the data of the first device according to the measurement result, and selects a suitable cell according to the transmission range to send the first message, where the measurement result is the first
- the device generates a radio resource and/or a wireless signal according to the measurement, thereby solving the problem that the second device cannot know the transmission range of the data from the first device.
- the measurement result includes the measurement result of the designated cell, or the measurement result of the specified cell that satisfies the following condition: less than the first threshold and/or less than the first threshold value and a first offset value Measurement results.
- the receiving unit is specifically used in one of the following:
- the measurement result of the specified cell is received from the first device after the V2X service is started.
- the measurement results include mobility information of the first device,
- the mobility information includes time information related to the cell and at least one cell information as follows: a cell that the first device has passed or is passing or will pass.
- the receiving unit is specifically configured to receive the mobility information of the first device during the conversion process of the link UU and the device-to-device link sidelink between the terminal and the network.
- the receiving unit is specifically configured to receive the measurement result and/or the location information of the first device from the first device.
- the receiving unit is specifically configured to receive the measurement result and/or the location information of the first device from the first device when the conditions described in any one of the following:
- the speed of the first device satisfies at least one of the following conditions: when the value is higher than the second threshold, when the value is higher than the second threshold, when the value is lower than the third threshold, the threshold is lower than the third threshold When the value is an offset value, when it is within the predetermined range;
- the constraint condition that the signal satisfies includes one or a combination of: the measurement result of the signal is less than the first threshold; the measurement result of the signal is less than the first threshold a first offset value; the measurement result of the signal is higher than the first threshold value; the measurement result of the signal is higher than the first threshold value by a first offset value.
- the receiving unit is specifically configured to periodically receive the measurement result and/or the location information of the first device from the first device.
- the mobility information further includes V2X message type information of the first device and/or transmission distance information of the V2X message.
- the receiving unit is specifically configured to receive, by using one of a radio resource control RRC layer, a media access control MAC layer, and a physical PHY layer, or a combination thereof, the V2X message type information of the first device from the first device. And / or V2X message transmission distance information.
- the first message is one of the following messages: a V2X message, a wearable service message, a cellular based narrowband IoT NB-IOT service message, a broadband service message.
- the first device in the embodiment of the present invention can be used to perform the method flow described in the sixth aspect. Therefore, the technical effects that can be obtained can also refer to the method embodiment described in the sixth aspect. This will not be repeated here.
- the invention provides a communication system comprising the first device of the seventh aspect and the second device of the eighth aspect, or the first device and the tenth aspect of the ninth aspect The second device, or the first device described in the eleventh aspect and the second device described in the twelfth aspect.
- the communication system provided by the present invention includes the first device of the seventh aspect and the second device of the eighth aspect, or the first device of the ninth aspect and the second device of the tenth aspect, Or the first device according to the eleventh aspect and the second device according to the twelfth aspect, so that the technical effects that can be obtained can also be referred to the first device and the eighth aspect described in the seventh aspect.
- the second device, or the first device of the ninth aspect and the second device of the tenth aspect, or the eleventh aspect The first device and the second device described in the twelfth aspect are not described herein again.
- a first device including: a processor, a first interface circuit, a second interface circuit, a memory, and a bus; a processor, a first interface circuit, a second interface circuit, and a memory connected by a bus Completing communication with each other; the processor is configured to execute program code in the memory to control the first interface circuit and the second interface circuit to perform the following operations:
- a first interface circuit configured to receive semi-persistent scheduling SPS configuration information from the second device, where the SPS configuration information is used to indicate an SPS resource configuration adopted by the second device;
- the first interface circuit is further configured to receive SPS activation information from the second device, where the SPS activation information is used to indicate the activated SPS resource, and the activated SPS resource is one or more SPS resources in the SPS resource configuration. ;
- the second interface circuit is configured to send SPS indication information to the second device, where the SPS indication information is used to indicate that the scheduling resource in the activated SPS resource is used or not.
- the SPS resource configuration includes at least one or a combination of the following:
- the processor is configured to perform at least one or a combination of the following when the SPS resource is configured as an SPS scheduling interval with m available scheduling resources:
- the UL grant resource determined by using the SPS-CRNTI scrambled DCI in the subframe before the i-th available scheduling resource in one SPS interval or the current subframe is used as the ith
- the DCI scrambled using SPS-CRNTI activates one or more of the available scheduling resources.
- the SPS activation information is used to indicate the activated SPS resource, including at least one or a combination of the following:
- the M bits of the bitmap bitmap in the DCI are used to indicate activation and/or deactivation of one or more SPS scheduling intervals in the M SPS scheduling intervals;
- the time-frequency resource where the SPS activation information is located is used to indicate that one SPS scheduling interval in the M SPS scheduling interval is activated and/or deactivated;
- the content of the SPS activation information is used to indicate activation and/or deactivation of one or more SPS scheduling intervals in the M SPS scheduling intervals.
- the SPS indication information is used to indicate whether to use or not to use scheduling resources in the activated SPS resource, including one of the following:
- the SPS indication information is used to indicate that the continuous scheduling resources in the time window in the m available scheduling resources are used or not used;
- the SPS indication information is used to indicate continuous scheduling resources within the time window of the N SPS scheduling intervals in the M SPS scheduling interval, where N ⁇ M.
- the time window is sent by the second interface circuit to the second device
- the time window is sent by the second device to the first interface circuit.
- the processor is also used to determine SPS release information,
- the SPS release information is used to indicate that some or all of the scheduled resources in the activated SPS resource are released;
- the second interface circuit is further configured to send SPS release information to the second device.
- the SPS release information is used to indicate the release of some or all of the SPS resources in the activated SPS resource, including at least one or a combination of the following:
- the SPS release information is sent in a subframe or a short subframe before any one of the m available scheduling resources in one SPS scheduling interval, Used to indicate release of any one of the scheduling resources;
- the uplink control information UCI is used to indicate release of one or more SPS scheduling intervals in the activated SPS resource.
- the first interface circuit is further configured to receive SPS release information from the second device, where the SPS release information is used to indicate release of some or all of the scheduled resources in the activated SPS resource.
- the SPS release information is used to indicate release of some or all of the scheduled resources in the activated SPS resource, including one of the following:
- the hybrid automatic repeat request HARQ identifier in the DCI is used to indicate release of one of the activated SPS resources
- the SPS release information is sent at any of the activated SPS resources to indicate that all scheduling resources of the SPS corresponding to the any scheduling resource are released.
- the SPS resource configuration includes a downlink SPS resource, and the activated or deactivated SPS resource includes a downlink SPS resource;
- the SPS resource configuration includes an uplink SPS resource, and the activated or deactivated SPS resource includes an uplink SPS resource.
- the SPS is applied between the network and the terminal, or Applied between the terminal and the terminal.
- the first device in the embodiment of the present invention can be used to perform the method process described in the first aspect. Therefore, the technical effects that can be obtained can also be referred to the method embodiment described in the first aspect. This will not be repeated here.
- a second device includes: a processor, a first interface circuit, a second interface circuit, a memory, and a bus; the processor, the first interface circuit, the second interface circuit, and the memory are connected by using a bus Completing communication with each other; the processor is configured to execute program code in the memory to control the first interface circuit and the second interface circuit to perform the following operations:
- a first interface circuit configured to send semi-persistent scheduling SPS configuration information to the first device, where the SPS configuration information is used to indicate an SPS resource configuration adopted by the second device;
- the first interface circuit is further configured to send SPS activation information to the first device, where the SPS activation information is used to indicate the activated SPS resource, and the activated SPS resource is one or more SPS resources in the SPS resource configuration. ;
- a second interface circuit configured to receive SPS indication information from the first device, where the SPS indication information is used to indicate that the scheduling resource in the activated SPS resource is used or not.
- the SPS resource configuration includes at least one or a combination of the following:
- the processor is configured to perform at least one or a combination of the following when the SPS resource is configured as an SPS scheduling interval with m available scheduling resources:
- the UL grant resource determined by the SPS-CRNTI scrambled DCI in the subframe before the i th available scheduling resource or the current subframe in the SPS interval is used as the resource occupied by the i th available scheduling resource, where
- the i available scheduling resources are one of m available scheduling resources;
- the DCI scrambled using SPS-CRNTI activates one or more of the available scheduling resources.
- the SPS activation information is used to indicate the activated SPS resource, including at least one or a combination of the following:
- the M bits of the bitmap bitmap in the DCI are used to indicate activation and/or deactivation of one or more SPS scheduling intervals in the M SPS scheduling intervals;
- the time-frequency resource where the SPS activation information is located is used to indicate that one SPS scheduling interval in the M SPS scheduling interval is activated and/or deactivated;
- the content of the SPS activation information is used to indicate activation and/or deactivation of one or more SPS scheduling intervals in the M SPS scheduling intervals.
- the SPS indication information is used to indicate whether to use or not to use scheduling resources in the activated SPS resource, including one of the following:
- the SPS indication information is used to indicate that the continuous scheduling resources in the time window in the m available scheduling resources are used or not used;
- the SPS indication information is used to indicate continuous scheduling resources within the time window of the N SPS scheduling intervals in the M SPS scheduling interval, where N ⁇ M.
- the time window is sent by the first interface circuit to the second device;
- the time window is sent by the second device to the second interface circuit.
- the second interface circuit is further configured to receive SPS release information from the first device, where the SPS release information is used to indicate release of some or all of the scheduled resources in the activated SPS resource.
- the SPS release information is used to indicate release of some or all of the SPS resources in the activated SPS resource, including at least one or a combination of the following:
- the SPS release information is sent in a subframe or a short subframe before any one of the m available scheduling resources in one SPS scheduling interval, Used to indicate release of any one of the scheduling resources;
- the uplink control information UCI indicates release of one or more SPS scheduling intervals in the activated SPS resource.
- the processor is further configured to determine SPS release information, wherein the SPS release information is used to indicate release of some or all of the scheduled resources of the activated SPS resources.
- the first interface circuit is further configured to send SPS release information to the first device.
- the SPS release information is used to indicate release of some or all of the scheduled resources in the activated SPS resource, including one of the following:
- the hybrid automatic repeat request HARQ identifier in the DCI is used to indicate release of one of the activated SPS resources
- the SPS release information is sent at any of the activated SPS resources to indicate that all scheduling resources of the SPS corresponding to the any scheduling resource are released.
- the SPS resource configuration includes a downlink SPS resource, and the activated or deactivated SPS resource includes a downlink SPS resource;
- the SPS resource configuration includes an uplink SPS resource, and the activated or deactivated SPS resource includes an uplink SPS resource.
- the SPS is applied between a network and a terminal, or between a terminal and a terminal.
- the second device in the embodiment of the present invention may be used to perform the method flow described in the second aspect. Therefore, the technical effects that can be obtained are also referred to the method embodiment described in the second aspect. This will not be repeated here.
- a first device for V2X communication between a vehicle and other devices, including: a processor, a first interface circuit, a memory, and a bus; the processor, the first interface circuit, and the memory are connected by using a bus Completing communication with each other; the processor is configured to execute program code in the memory to control the first interface circuit to perform the following operations:
- a processor configured to determine, according to a service requirement and/or a message type of the service, a radio resource in which the random access RA preamble sequence and/or the RA preamble sequence are located, where the radio resource of the RA preamble sequence and/or the RA preamble sequence is located.
- the service requirement and/or message type indicating the data of the first device.
- the first interface circuit is configured to initiate random access to the second device according to the radio resource in which the used RA preamble sequence and/or the RA preamble sequence are determined to be used.
- service requirements also include time requirements and/or rate requirements.
- the first device further includes a second interface circuit, before the determining, by the processor, the radio resource in which the RA preamble sequence and the RA preamble sequence are located according to service requirements and/or message types of the V2X service, The radio resource in which the RA preamble sequence and or the RA preamble sequence are located is received from the second device.
- the processor is further configured to: when there is a V2X service or when the processor calculates that the scheduling request SR does not satisfy the service requirement of the V2X service, determine to use the random according to the service requirement and/or the message type of the service. Access the radio resources where the RA preamble sequence and/or the RA preamble sequence are located.
- the RA preamble sequence includes: from the existing RA preamble The specified preamble sequence is segmented in the column, or the preamble sequence obtained by extending the existing RA preamble sequence.
- the service requirements of the business include the service requirements of the V2X service.
- the first device in the embodiment of the present invention may be used to perform the method flow described in the third aspect. Therefore, the technical effects that can be obtained are also referred to the method embodiment described in the third aspect. This will not be repeated here.
- a second device for V2X communication between a vehicle and another device, including: a processor, a first interface circuit, a memory, and a bus; the processor, the first interface circuit, and the memory are connected by using a bus Completing communication with each other; the processor is configured to execute program code in the memory to control the first interface circuit to perform the following operations:
- a first interface circuit configured to receive random access of the first device
- a processor configured to allocate a scheduling resource to the first device according to the radio resource in which the RA preamble sequence and/or the RA preamble sequence used in the random access performed by the first device, where the RA preamble sequence and/or the RA preamble sequence are located
- the wireless resource is determined by the first device according to the service requirement and/or message type of the service, and is used to indicate the service requirement and/or message type of the data of the first device.
- service requirements also include time requirements and/or rate requirements.
- the second device further includes a second interface circuit, configured to send the RA preamble sequence and/or the RA preamble sequence to the first device before the first interface circuit receives the random access of the first device Wireless resources.
- the first interface circuit is further configured to: when there is a V2X service or when the first device calculates that the scheduling request SR does not satisfy the service requirement of the V2X service, receiving the random access of the first device.
- the RA preamble sequence includes: a preamble sequence that is segmented from an existing RA preamble sequence, or a preamble sequence obtained by extending an existing RA preamble sequence.
- the service requirements of the business include the service requirements of the V2X service.
- the second device in the embodiment of the present invention can be used to perform the method flow described in the fourth aspect. Therefore, the technical effects that can be obtained can also refer to the method embodiment described in the fourth aspect. This will not be repeated here.
- a first device for V2X communication between a vehicle and another device, including: a processor, a first interface circuit, a memory, and a bus; the processor, the first interface circuit, and the memory are connected by using a bus Completing communication with each other; the processor is configured to execute program code in the memory to control the first interface circuit to perform the following operations:
- a processor configured to measure a radio resource and/or a wireless signal to generate a measurement result, where the measurement result is used to instruct the second device to determine a transmission range of the data of the first device, and select a suitable cell according to the transmission range to send the first message;
- the first interface circuit is configured to send the measurement result to the second device.
- the measurement result includes the measurement result of the specified cell, or the measurement result of the specified cell that satisfies the following conditions: a measurement result that is less than the first threshold and/or a first offset value that is less than the first threshold value .
- the first interface circuit is specifically used in one of the following:
- the measurement result of the specified cell is sent to the second device after the V2X service is started.
- the measurement result includes mobility information of the first device, wherein the mobility information includes time information related to the cell and at least one cell information as follows: the first device has passed or is passing Or the cell that will pass.
- the first interface circuit is specifically configured to send the mobility information of the first device during the conversion process of the link UU and the device-to-device link sidelink between the terminal and the network.
- the first interface circuit is specifically configured to send to the second device The measurement result and/or the location information of the first device.
- the first interface circuit is specifically configured to send the measurement result and/or the location information of the first device to the second device when the condition described in any one of the following items is met:
- the speed of the first device satisfies at least one of the following conditions: when the value is higher than the second threshold, when the value is higher than the second threshold, when the value is lower than the third threshold, the threshold is lower than the third threshold When the value is an offset value, when it is within the predetermined range;
- the constraint condition that the signal satisfies includes one or a combination of the following: the measurement result of the signal is smaller than the first a threshold value; the measurement result of the signal is less than the first threshold value and a first offset value; the measurement result of the signal is higher than the first threshold value; the measurement result of the signal is higher than the first threshold value An offset value.
- the first interface circuit is specifically configured to periodically send the measurement result and/or the location information of the first device to the second device.
- the mobility information further includes: V2X message type information of the first device and/or transmission distance information of the V2X message.
- the first interface circuit is specifically configured to send, by using one of a radio resource control RRC layer, a media access control MAC layer, and a physical PHY layer, or a combination thereof, a V2X message of the first device to the second device.
- a radio resource control RRC layer a radio resource control RRC layer
- a media access control MAC layer a media access control MAC layer
- a physical PHY layer or a combination thereof.
- the first message is one of the following messages: a V2X message, a wearable service message, a cellular based narrowband IoT NB-IOT service message, a broadband service message.
- the technical effects that can be obtained can also refer to the method embodiment described in the fifth aspect, where the embodiment of the present invention is This will not be repeated here.
- a second device for V2X communication between a vehicle and other devices, including: a processor, a first interface circuit, a second interface circuit, a memory, and a bus; a processor, a first interface circuit, The second interface circuit and the memory are connected by a bus and complete communication with each other; the processor is configured to execute program code in the memory to control the first interface circuit and the second interface circuit to perform the following operations:
- the first interface circuit is configured to receive the measurement result from the first device, where the measurement result is generated by the first device according to the measured wireless resource and or the wireless signal.
- a processor configured to determine, according to the measurement result, a transmission range of data of the first device.
- a second interface circuit configured to select a suitable cell according to the sending range to send the first message.
- the measurement result includes the measurement result of the designated cell, or the measurement result of the specified cell that satisfies the following condition: less than the first threshold and/or less than the first threshold value and a first offset value Measurement results.
- the first interface circuit is specifically used in one of the following:
- the measurement result of the specified cell is received from the first device after the V2X service is started.
- the measurement result includes mobility information of the first device, wherein the mobility information includes time information related to the cell and at least one cell information as follows: the first device has passed or is passing Or the cell that will pass.
- the first interface circuit is specifically configured to receive mobility information of the first device during a transition of the link UU and the device-to-device link sidelink between the terminal and the network.
- the first interface circuit is specifically configured to receive the measurement result and/or the location information of the first device from the first device.
- the first interface circuit is specifically configured to receive the measurement result and/or the location information of the first device from the first device when the condition described in any one of the following:
- the speed of the first device satisfies at least one of the following conditions: when the value is higher than the second threshold, when the value is higher than the second threshold, when the value is lower than the third threshold, the threshold is lower than the third threshold When the value is an offset value, when it is within the predetermined range;
- the constraint condition that the signal satisfies includes one or a combination of the following: the measurement result of the signal is smaller than the first a threshold value; the measurement result of the signal is less than the first threshold value and a first offset value; the measurement result of the signal is higher than the first threshold value; the measurement result of the signal is higher than the first threshold value An offset value.
- the first interface circuit is specifically configured to periodically receive the measurement result and/or the location information of the first device from the first device.
- the mobility information further includes V2X message type information of the first device and/or transmission distance information of the V2X message.
- the first interface circuit is specifically configured to receive, by using one of a radio resource control RRC layer, a media access control MAC layer, and a physical PHY layer, or a combination thereof, the V2X message of the first device from the first device. Type information and/or transmission distance information of V2X messages.
- the first message is one of the following messages: a V2X message, a wearable service message, a cellular based narrowband IoT NB-IOT service message, a broadband service message.
- the first device in the embodiment of the present invention can be used to perform the method flow described in the sixth aspect. Therefore, the technical effects that can be obtained can also refer to the method embodiment described in the sixth aspect. This will not be repeated here.
- a communication system comprising the first device of the fourteenth aspect and the second device of the fifteenth aspect, or the first device and the tenth according to the sixteenth aspect
- the communication system provided by the present invention includes the first device of the fourteenth aspect and the second device of the fifteenth aspect, or the first device of the sixteenth aspect and the seventeenth aspect a second device, or the first device according to the eighteenth aspect And the second device described in the nineteenth aspect, and thus the technical effects that can be obtained can also be referred to the first device and the second device described in the fifteenth aspect, or the tenth
- the first device of the six aspects and the second device of the seventeenth aspect, or the first device of the eighteenth aspect and the second device of the ninth aspect, the embodiment of the present invention is no longer Narration.
- the scheduling method, device, and system provided by the present invention configure different SPS resources for the first device by using the second device, and activate one or more SPS resources for the first device, and the first device is activated according to the SPS.
- the resource and the service demand of the service select the SPS resource that meets the service service requirement, and the second device allocates the SPS resource that is not used by the first device to other devices, so as to maximize the utilization of the scheduling resource, so as to solve the problem that the short scheduling is set.
- the problem of wasting scheduling resources when the interval SPS is applied to the V2X service.
- the scheduling method, device and system provided by the present invention by corresponding to the radio resource in which the RA preamble sequence and/or the RA preamble sequence are located, and the service requirement or service type of the V2X service, the first device selects an appropriate RA preamble sequence according to the The radio resource in which the RA preamble sequence is located initiates random access, and the second device allocates scheduling resources to the first device, thereby solving the problem that the service requirement cannot be met when the V2X service is performed.
- the scheduling method, the device and the system provided by the present invention send, by the first device, the measurement result indicating the data transmission range to the second device, so that the second device determines the transmission range of the data and selects a suitable cell according to the transmission range of the data to send
- the first message thus solves the problem that the second device cannot know the transmission range of the data from the first device.
- Figure 1 is a schematic illustration of a V2X system of one possible embodiment
- FIG. 2 is a schematic diagram of applying waste SPS to a waste scheduling resource in a V2X system in the prior art
- FIG. 3 is a schematic diagram of a network side sensing UE measurement coverage
- FIG. 4 is a schematic diagram of a communication system according to an embodiment of the present invention.
- FIG. 5 is a schematic flowchart of a scheduling method according to an embodiment of the present invention.
- FIG. 6 is a schematic diagram of a SPS resource configuration according to an embodiment of the present invention.
- FIG. 7 is a schematic diagram of another SPS resource configuration according to an embodiment of the present invention.
- FIG. 8 is a schematic diagram of still another SPS resource configuration according to an embodiment of the present invention.
- FIG. 9 is a schematic diagram of indicating scheduling resources by SPS activation information according to an embodiment of the present invention.
- FIG. 10 is a schematic diagram of another scheduling resource indicated by SPS activation information according to an embodiment of the present invention.
- FIG. 11 is a schematic diagram of another scheduling resource indicated by SPS activation information according to an embodiment of the present invention.
- FIG. 12 is a schematic diagram of a bitmap in a DCI according to an embodiment of the present invention indicating an SPS scheduling interval
- FIG. 13 is a schematic diagram of a continuous scheduling resource in a time window according to an embodiment of the present invention.
- FIG. 14 is a schematic diagram of another continuous scheduling resource in a time window according to an embodiment of the present invention.
- FIG. 15 is a schematic flowchart diagram of another scheduling method according to an embodiment of the present invention.
- FIG. 16 is a schematic diagram of the SPS release information indicating release scheduling resources according to an embodiment of the present invention.
- FIG. 17 is a schematic flowchart diagram of another scheduling method according to an embodiment of the present invention.
- FIG. 18 is a schematic flowchart diagram of another scheduling method according to an embodiment of the present invention.
- FIG. 19 is a schematic flowchart diagram of still another scheduling method according to an embodiment of the present invention.
- FIG. 20 is a schematic structural diagram of a first device according to an embodiment of the present invention.
- FIG. 21 is a schematic structural diagram of still another first device according to an embodiment of the present invention.
- FIG. 22 is a schematic structural diagram of a second device according to an embodiment of the present invention.
- FIG. 23 is a schematic structural diagram of still another second device according to an embodiment of the present invention.
- FIG. 24 is a schematic structural diagram of a first device according to an embodiment of the present invention.
- FIG. 25 is a schematic structural diagram of still another first device according to an embodiment of the present invention.
- FIG. 26 is a schematic structural diagram of a second device according to an embodiment of the present invention.
- FIG. 27 is a schematic structural diagram of still another second device according to an embodiment of the present invention.
- FIG. 28 is a schematic structural diagram of a first device according to an embodiment of the present invention.
- FIG. 29 is a schematic structural diagram of a second device according to an embodiment of the present invention.
- FIG. 30 is a schematic structural diagram of a first device according to an embodiment of the present invention.
- FIG. 31 is a schematic structural diagram of a second device according to an embodiment of the present invention.
- FIG. 32 is a schematic structural diagram of a first device according to an embodiment of the present invention.
- FIG. 33 is a schematic structural diagram of a second device according to an embodiment of the present invention.
- FIG. 34 is a schematic structural diagram of a first device according to an embodiment of the present invention.
- FIG. 35 is a schematic structural diagram of a second device according to an embodiment of the present invention.
- a component can be, but is not limited to, a process running on a processor, a processor, an object, an executable file. Pieces, threads in execution, programs, and/or computers.
- an application running on a computing device and the computing device can be a component.
- One or more components can reside within a process and/or thread of execution, and a component can be located in a computer and/or distributed between two or more computers. Moreover, these components can execute from various computer readable media having various data structures thereon.
- These components may be passed, for example, by having one or more data packets (eg, data from one component that interacts with the local system, another component of the distributed system, and/or signaled through, such as the Internet)
- the network interacts with other systems to communicate in a local and/or remote process.
- a wireless network device which may be a base station, which may be used to communicate with one or more user devices, or may be used with one or more functions having partial user devices.
- the base station performs communication (such as communication between the macro base station and the micro base station, such as an access point);
- the wireless network device can also be a user equipment, and the user equipment can be used for communication by one or more user equipments (such as D2D communication). It can also be used to communicate with one or more base stations.
- User equipment may also be referred to as user terminals and may include systems, subscriber units, subscriber stations, mobile stations, mobile wireless terminals, mobile devices, nodes, devices, remote stations, remote terminals, terminals, wireless communication devices, wireless communication devices, or Some or all of the features of the user agent.
- the user equipment can be a cellular phone, a cordless phone, a session initiation protocol (English name: session initiation protocol, SIP for short), a smart phone, a wireless local loop (English name: wireless local loop, WLL) station, personal number Assistant (full name: personal digital assistant, PDA for short), laptop computer, handheld communication device, handheld computing device, satellite wireless device, wireless modem card, and/or other processing for communicating on a wireless system device.
- a base station may also be referred to as an access point, a node, a Node B, an evolved Node B (eNB), or some other network entity, and may include some or all of the functions of the above network entities.
- the base station can communicate with the wireless terminal over the air interface. This communication can be done through one or more cells.
- the base station can be used for the wireless terminal and the connection by converting the received air interface frame into an IP packet.
- a router between the rest of the network, wherein the access network includes an Internet Protocol (English name: internet protocol, IP for short) network.
- the base station can also coordinate the management of air interface attributes and can also be a gateway between the wired network and the wireless network.
- the application will present various aspects, embodiments, or features in a system that can include multiple devices, components, modules, and the like. It is to be understood and appreciated that the various systems may include additional devices, components, modules, etc. and/or may not include all of the devices, components, modules, etc. discussed in connection with the figures. In addition, a combination of these schemes can also be used.
- the word "exemplary” is used to mean an example, an illustration, or a description. Any embodiment or design described as “example” in this application should not be construed as preferred or advantageous over other embodiments or designs. Rather, the term use examples is intended to present concepts in a concrete manner.
- information, signal, message, and channel may sometimes be mixed. It should be noted that the meaning to be expressed is consistent when the difference is not emphasized. “of”, “corresponding (relevant)” and “corresponding” can sometimes be mixed. It should be noted that the meaning to be expressed is consistent when the distinction is not emphasized.
- the network architecture and the service scenario described in the embodiments of the present invention are used to more clearly illustrate the technical solutions of the embodiments of the present invention, and do not constitute a limitation of the technical solutions provided by the embodiments of the present invention.
- the technical solutions provided by the embodiments of the present invention are equally applicable to similar technical problems.
- the embodiment of the present invention can be applied to a time division duplexing (TDD) scenario or a frequency division duplexing (FDD) scenario.
- TDD time division duplexing
- FDD frequency division duplexing
- the embodiment of the present invention is described in the context of a V2X network in a wireless communication network. It should be noted that the solution in the embodiment of the present invention can also be applied to other wireless technologies.
- the corresponding name can also be replaced by the name of the corresponding function in other wireless communication networks.
- the second device configures different SPS resources for the first device, and activates one or more SPS resources for the first device, and the first device selects and meets the service service requirements according to the activated SPS resources and the service requirements of the service.
- the SPS resource the second device allocates the SPS resource that is not used by the first device to other devices, and maximizes the utilization of the scheduling resource, thereby solving the waste of scheduling resources when the SPS with the shorter scheduling interval is applied to the V2X service.
- the scheduling method and apparatus provided by the present invention are applied to the V2X communication shown in FIG. Referring to FIG. 4, it is a schematic diagram of a possible application scenario of the embodiment of the present application.
- the device provided by the present invention includes a first device 101 and a second device 102, and the V2X service is performed between the first device and the second device.
- the first device may be the in-vehicle device or the UE on the vehicle 1 shown in FIG. 1 (English name: user equipment, full name: user equipment), and the second device may be the network on the network shown in FIG. Equipment, vehicle equipment on the vehicle 2 or eNB (English full name: evolved node basestation, Chinese full name: evolved base station).
- the present invention provides a scheduling method, as shown in FIG. 5, comprising:
- the second device sends SPS configuration information to the first device, where the SPS configuration information indicates an SPS resource configuration adopted by the second device.
- the SPS configuration information includes at least one or a combination of: Type 1, an SPS scheduling interval with m available scheduling resources, or Type 2, M SPS scheduling intervals.
- the so-called combination is that there are M kinds of SPS scheduling intervals, and each SPS scheduling interval may have m available scheduling resources.
- the SPS resource configuration adopted by the second device may include: one SPS scheduling interval with m available scheduling resources, and each scheduling resource in one scheduling interval may be in time, as shown in FIG. 6 . Interval or unequal intervals, with the same scheduling resources between each scheduling interval.
- the SPS resource configuration adopted by the second device may include: M kinds of SPS scheduling intervals, each scheduling resource in each SPS scheduling interval is equally spaced in time.
- the time intervals of scheduling resources of different SPS scheduling intervals are different, for example, T1, T2, T3, and the like respectively; or, as shown in FIG. 8 , scheduling resources of various SPS scheduling intervals may be The time intervals are all the same, but the scheduling resources of various SPS scheduling intervals are staggered in time.
- the scheduling resource of the present invention is in units of resources available in a TTI (transmission time interval, full name: transmission time interval), and the TTI may be a TTI of 1 ms or a unit of several symbols.
- the TTI for example, 2 symbols, 0.5 ms, 3/4 symbols, etc., is a short TTI of length.
- the SPS of the present invention can be applied between a network and a terminal.
- the network is a second device
- the terminal is a first device.
- the SPS resource configuration may include a downlink SPS resource (that is, when the second device needs to send downlink data to the first device), or may include an uplink SPS resource ( That is, when the first device needs to send uplink data to the second device.
- the SPS of the present invention can also be applied between the terminal and the terminal.
- the terminal is the first device, the network is the second device, or the first terminal is the first device, and the second terminal is the second device.
- the first device and the second device are both UEs.
- the first device receives SPS configuration information from the second device.
- the second device sends SPS activation information to the first device, where the SPS activation information is used to indicate the activated SPS resource to the first device, and the activated SPS resource is one or more of the SPS resource configurations in step S101. SPS resources.
- the activated or deactivated SPS resources of the present invention may also include downlink SPS resources or uplink SPS resources.
- the second device may use SPS-CRNTI (English name: semi-persistent) Scheduling cell radio Network temporary identifier, Chinese full name: semi-static scheduling cell wireless network temporary identification) DCI (English full name: downlink control information, Chinese full name: downlink control information) to send SPS activation information.
- SPS-CRNTI English name: semi-persistent Scheduling cell radio Network temporary identifier
- DCI English full name: downlink control information
- Chinese full name downlink control information
- the first device uses the UL grant (English full name: uplink grant, Chinese full name: uplink scheduling) resource determined according to the current subframe of the DCI scrambled by the SPS-CRNTI as the m available schedulings in a scheduling interval.
- Resources used by resources Exemplarily, as shown in FIG. 9, three resources indicated by the uplink scheduling UL grant are used as resources occupied by three scheduling resources (scheduling resource 1, scheduling resource 2, scheduling resource 3) in the one scheduling interval.
- the first device uses the UL grant resource determined by the SPS-CRNTI scrambled DCI in the subframe before the i th available available scheduling resource or the current subframe as the i th available scheduling resource.
- the occupied resource wherein the i th available available scheduling resource is one of m available scheduling resources.
- the resource indicated by the uplink scheduling 1 may be used to indicate the resource occupied by the scheduling resource 1
- the resource indicated by the uplink scheduling 1 may be used to indicate the resource occupied by the scheduling resource 3.
- the first device uses the SPS-CRNTI scrambled DCI to activate one or more available scheduling resources of the m available scheduling resources:
- the available scheduling resource at the location may be inactive. For example, as shown in FIG. 11, no resources are allocated for the scheduling resource 1 and the scheduling resource 3 in one scheduling interval, that is, the scheduling resource 1 and the scheduling resource 3 are not activated.
- the SPS resource is configured as the M SPS scheduling interval (that is, when the SPS resource to be activated is type 2)
- one or more of the M scheduling intervals may be activated:
- one or more SPS scheduling intervals in the M SPS scheduling intervals are activated and/or deactivated by M bits in a bitmap (Chinese name: bitmap) in the DCI.
- bitmap Choinese name: bitmap
- one bit can be separated from an SPS scheduling interval.
- the corresponding SPS scheduling interval is activated by setting a bit position to 1, and 0 is used to indicate that the corresponding SPS scheduling interval is not activated; or a bit position 0 is used to indicate that the corresponding SPS scheduling interval is activated, and setting 1 indicates that no Activate the corresponding SPS scheduling interval. For example, as shown in FIG.
- bitmap in DCI from bit to bit 0-3 from left to right is shown, which sequentially indicates the 1-4th SPS scheduling interval, and assuming 1 indicates that the corresponding SPS scheduling interval is activated. 0 means that the corresponding SPS scheduling interval is not activated, and the bitmap in FIG. 12 indicates that the first and fourth SPS scheduling intervals are activated without activating the second and third SPS scheduling intervals.
- the SPS scheduling interval in the M SPS scheduling interval is activated and/or deactivated by the time-frequency resource where the SPS activation information is located.
- the different time-frequency resources occupied by the SPS activation information are respectively corresponding to the identifiers of each SPS scheduling interval in the M SPS scheduling intervals, so that when the second device sends the SPS activation information on the specific time-frequency resource,
- the corresponding SPS scheduling interval may be indicated to be activated and/or deactivated.
- the content of the SPS activation information indicates that one or more SPS scheduling intervals of the M SPS scheduling intervals are activated and/or deactivated.
- one or more of the SP SPS scheduling intervals for activating and/or deactivating the M SPS scheduling intervals are explicitly indicated in the SPS activation information.
- the activation and deactivation described in the present invention is activated or deactivated for one SPS resource and activated and/or deactivated for multiple SPS resources.
- the first device receives SPS activation information from the second device.
- the first device sends SPS indication information to the second device, where the SPS indication information is used to indicate that the scheduling resource in the activated SPS resource is used or not.
- the first device determines the SPS indication information according to the SPS activation information and the service requirement of the V2X service, where the SPS indication information indicates that the scheduling resource in the activated SPS resource is used or not.
- the SPS indication information is used to indicate that the continuous scheduling resources in the time window in the m available scheduling resources are used or not used.
- the SPS indication information indicates that the scheduling resources of the N SPS scheduling intervals in the M SPS scheduling interval are used or not, where N ⁇ M, where the scheduling resource Can be discontinuous or continuous.
- the SPS indication information indicates that the N scheduling resources in the M SPS scheduling interval are consecutively scheduled resources in the time window, where N ⁇ M.
- m scheduling resources in an SPS scheduling interval may be scheduled for one of the types 1 in the type 1; or as shown in FIG. 14, all scheduling resources in the interval are scheduled for each SPS in the type 2.
- the first device needs to select one of the SPS resources indicated in the SPS activation information for the next V2X service transmission, and meet the service requirement of the V2X service.
- the time window here may also be referred to as a timer, which may be sent by the first device to the second device or sent by the second device to the first device.
- the SPS indication information may indicate consecutive N scheduling resources in a binding manner, for example, using bit 1 to indicate whether to use or not to use consecutive N scheduling resources from the latest scheduling resource, and to represent the nearest one from bit 11.
- the scheduling resource starts to use or does not use two or more consecutive scheduling resources.
- the activated or deactivated scheduling resource may be a downlink SPS resource, or may be an uplink SPS resource; when both the first device and the second device are In the case of the UE, the activated scheduling resource may refer to an SPS resource of a sidelink (full name of the device: device to device link).
- the SPS indication information is sent by physical layer signaling.
- the second device receives the SPS indication information from the first device.
- the second device After receiving the SPS indication information, the second device determines, according to the SPS indication information, the scheduling resource in the activated SPS resource that is used or not used by the first device, and may use the SPS resource that is not used by the first device for the downlink SPS transmission or Assigned to other devices to transfer data.
- the scheduling method provided by the present invention may further include steps S107-S109, where:
- the first device determines SPS release information, where the SPS release information is used to indicate release of some or all of the scheduled resources in the activated SPS resource.
- the first device determines the SPS release information according to the SPS activation information and the service requirement of the V2X service.
- the first device may actively release uplink SPS scheduling resources.
- the SPS release information may be RRC (English full name: radio resource control), MAC (English name: medium access control, full name: media access control) layer, PHY (English full name physical) , Chinese full name: physical) layer signaling.
- the SPS release information may be signaling of a combination of layers.
- the first device precedes any one of the m available scheduling resources in one SPS scheduling interval.
- the SPS release information is sent at the subframe or the short subframe to indicate that any one of the scheduling resources is released. Referring to FIG. 16, for example, transmitting SPS release information on the scheduling resource 2 in one scheduling interval means releasing the scheduling resource 2.
- the first device indicates that the activated SPS resource is released in the UCI (English full name: uplink control information).
- UCI English full name: uplink control information.
- the specific SPS scheduling interval may be indicated by an identifier of the SPS scheduling interval.
- the first device sends the SPS release information to the second device.
- the second device receives the SPS release information from the first device.
- the second device determines, according to the SPS release information, that the first device releases the scheduling resource in the activated SPS resource, and the SPS resource released by the first device may be used for downlink SPS transmission or allocated to other devices to transmit data.
- the scheduling method provided by the present invention may further include Steps S110-S112 are included, wherein:
- the second device determines SPS release information, where the SPS release information indicates release of some or all of the scheduled resources in the activated SPS resource.
- the specific second device determines the SPS release information according to the SPS activation information and the service requirement of the V2X service, and the process of indicating the SPS release information is performed in step S111.
- the second device sends SPS release information to the first device, where the SPS release information is determined by the second device according to the SPS activation information and the service requirement of the V2X service, and the SPS release information indicates that the scheduling resource in the activated SPS resource is released.
- the second device indicates the release by using the DCQ (Hybrid automatic repeat request, full name: hybrid automatic repeat request) of the DCI.
- DCQ Hybrid automatic repeat request, full name: hybrid automatic repeat request
- the second device sends SPS release information at any one of the activated SPS resources to indicate that all scheduling resources of the SPS corresponding to the any scheduling resource are released.
- the first device receives the SPS release information from the second device.
- the first device determines, according to the SPS release information, that the second device releases the scheduling resource in the activated SPS resource, and the SPS resource released by the second device may be used for downlink SPS transmission or allocated to other devices to transmit data.
- the scheduling method provided by the present invention sends the SPS configuration information to the first device by using the second device, where the SPS configuration information indicates the SPS resource configured by the second device; the first device receives the SPS configuration information from the second device; The first device sends SPS activation information, where the SPS activation information includes an SPS resource for indicating activation to the first device, and the activated SPS resource is one or more SPS resources in the configured SPS resource; The second device receives the SPS activation information; the first device sends the SPS indication information to the second device, where the SPS indication information is used to indicate that the scheduling resource in the activated SPS resource is used or not; the second device receives the SPS from the first device.
- the second device determines, according to the SPS indication information or the SPS release information, the SPS resource that is not used by the first device, and does not make the first device
- the SPS resources used are used for downlink SPS transmission or for distribution to other devices to transmit data.
- the second device configures different SPS resources for the first device, and activates one or more SPS resources for the first device, and the first device selects and meets the service service requirements according to the activated SPS resources and the service requirements of the service.
- the SPS resource, the second device allocates the SPS resource that is not used by the first device to other devices, maximizes the utilization of the scheduling resource, and solves the problem of wasting the scheduling resource when the SPS with the short scheduling interval is applied to the V2X service. .
- the present invention provides a scheduling method for use in the V2X communication system shown in FIG. 1, as shown in FIG. 18, comprising:
- the first device determines, according to the service requirement and/or the message type of the service, a radio resource in which the RA (English full name: random access, Chinese full name: random access) preamble sequence and/or the RA preamble sequence is located, where the RA preamble sequence And/or the radio resource in which the RA preamble sequence is located indicates the service requirement and/or message type of the data of the first device.
- the radio resource where the RA preamble sequence and/or the RA preamble sequence are located indicates the service requirement of the data of the first device.
- the radio resource in which the RA preamble sequence and/or the RA preamble sequence are located indicates the message type of the data of the first device.
- the radio resource in which the RA preamble sequence and/or the RA preamble sequence are located indicates the service requirement and message type of the data of the first device.
- the RA preamble sequence includes: a preamble sequence that is specified by segmenting from an existing RA preamble sequence, or a preamble sequence obtained by extending an existing RA preamble sequence.
- the radio resource in which the RA preamble sequence is located refers to the radio resource occupied by the first device when the RA preamble sequence is used to initiate random access.
- the service requirement of the data of the first device is a service requirement of the data carried by the data, or a service requirement of the service where the data is located.
- There are a plurality of RA preamble sequences and each of the service requirements or message types corresponding to the data of the first device can be distinguished from the urgency of the data transmitted by the first device, and at the same time match the version of the V2X service.
- the RA preamble sequence has multiple radio resources, and each of the service requirements or message types corresponding to the data of the first device can be distinguished from the first device. The urgency of sending data, while matching the version of the V2X service.
- the service of the present invention may include a V2X service, and the service requirement of the service may include a service requirement of the V2X service.
- the service requirements may include time requirements and/or rate requirements.
- the first device when there is a V2X service, or when the first device finds that the SR (English full name: scheduling request, Chinese full name: scheduling request) is still insufficient to meet the service requirement or message type of the V2X service, the first device Determining a radio resource in which an RA preamble sequence and/or an RA preamble sequence is used according to a service requirement or a message type of the V2X service, and according to the radio resource in which the RA preamble sequence and/or the RA preamble sequence are determined to be used
- the second device initiates random access to quickly obtain scheduling resources from the second device.
- the message type of the V2X service also indicates the urgency of the V2X service, and thus is also a type of service demand.
- the first device initiates random access to the second device according to the radio resource in which the used RA preamble sequence and/or the RA preamble sequence are determined to be used.
- the first device initiates random access to the second device by using the radio resource in which the RA preamble sequence and/or the RA preamble sequence are located, that is, the first device requests the second device to use the corresponding scheduling resource to satisfy the service of the V2X service. Demand or message type.
- the second device receives random access of the first device.
- the second device allocates a scheduling resource to the first device according to the radio resource in which the RA preamble sequence and/or the RA preamble sequence used by the first device randomly accessing.
- steps S205 and S206 may also be included:
- the second device sends the radio resource where the RA preamble sequence and/or the RA preamble sequence are located to the first device.
- the first device receives the radio resource where the RA preamble sequence and/or the RA preamble sequence are located from the second device.
- the second device may send the radio resource where the RA preamble sequence and/or the RA preamble sequence are located in a broadcast or signaling manner. Or optional, can be in the first The two devices locally store the radio resources in which the RA preamble sequence and/or the RA preamble sequence are located.
- the invention is not limited herein.
- the present invention provides a scheduling method for determining, by a first device, a radio resource in which an RA preamble sequence and/or an RA preamble sequence is located according to a service requirement or a message type of a service, where the RA preamble sequence and/or the RA preamble sequence are located.
- the wireless resource indicates a service requirement and/or a message type of the data of the first device; the first device initiates random access to the second device according to the radio resource in which the used RA preamble sequence and/or the RA preamble sequence is determined; the second device receives a random access of the first device; the second device allocates a scheduling resource to the first device according to the radio resource in which the RA preamble sequence and/or the RA preamble sequence used by the first device randomly accessing.
- the first device selects the appropriate RA preamble sequence and/or the radio resource in which the RA preamble sequence is located to initiate randomization.
- the access device allocates scheduling resources to the first device according to the second device, and solves the problem that the service requirement cannot be met when the V2X service is performed.
- the present invention provides a scheduling method for use in the V2X communication system shown in FIG. 1, as shown in FIG. 19, comprising:
- the first device measures a radio resource and/or a wireless signal to generate a measurement result, where the measurement result is used to instruct the second device to determine a transmission range of data of the first device, and select a suitable cell according to the transmission range to send The first message.
- the first message may be one of the following messages: V2X message, wearable service message, NB-IOT (English name: narrow band internet of things, full name: cellular-based narrowband Internet of Things) service message, broadband Business message.
- V2X message wearable service message
- NB-IOT National name: narrow band internet of things
- full name cellular-based narrowband Internet of Things
- the measurement result includes the measurement result of the specified cell. Further optionally, the measurement result includes a measurement result of the specified cell that is less than the first threshold and/or a measurement result that is less than the first threshold value and a first offset value.
- the measurement result may further include mobility information of the first device, where, further optionally, the mobility information may include time information related to the cell and at least one cell information as follows: the first device has already Passing or passing or A cell to be traversed, optionally, wherein the cell is a cell with a V2X service.
- the time information related to the cell may include, for example, the time at which the cell camps, or the time required to go through several cells, and the like.
- the mobility information of the first device may further include: V2X message type information of the first device and/or transmission distance information of the V2X message.
- the first device sends the measurement result to the second device.
- the first device when the measurement result is the measurement result of the cell specified in step S301, the first device sends the measurement result of the specified cell to the second device before the V2X service is started, or the first device sends the second to the second device after the V2X service is started.
- the device sends the measurement result of the specified cell.
- the first device when the measurement result is the mobility information of the first device in step S301, the first device may be in the UU (Chinese full name: link between the terminal and the network) or sidelink (Chinese full name: device-to-device link).
- the mobility information of the first device is sent during the conversion process.
- the first device may send the measurement result in the step S301 and/or the location information of the first device to the second device, where the mobility information of the first device may include: V2X message type information of the first device And / or V2X message transmission distance information.
- the first device may send the measurement result in step S301 and/or the location information of the first device to the second device when at least one of the following conditions is met:
- the speed of the first device satisfies at least one of the following conditions: when the value is higher than the second threshold, when the value is higher than the second threshold, when the value is lower than the third threshold, the threshold is lower than the third threshold When the value is an offset value, when it is within the predetermined range;
- the constraint condition that the signal satisfies includes one or a combination of the following: the measurement result of the signal is smaller than the first a threshold value; the measurement result of the signal is less than the first threshold value and a first offset value; the measurement result of the signal is higher than the first threshold value; the measurement result of the signal is higher than the first threshold value An offset value.
- the signal may be a CRS, a cell-specific reference signal, a cell specific reference signal, a DM-RS: demodulation reference signal, a demodulation reference signal, a CSI-RS: channel status information reference signal, and a channel state information reference signal PRS: Reference signal, positioning reference signal.
- the first device may periodically send the measurement result and/or the location information of the first device to the second device.
- the mobility information of the first device in step S301 is the V2X message type information of the first device and/or the transmission distance information of the V2X message.
- the first device transmits the V2X message type of the first device and/or the transmission distance information of the V2X message to the second device through one of the RRC layer, the MAC layer, and the PHY layer or a combination thereof.
- the second device receives the measurement result sent by the first device.
- the second device determines, according to the measurement result, a sending range of data of the first device.
- the second device selects a suitable cell according to the sending range to send the first message.
- the scheduling method provided by the present invention measures wireless resources and or wireless by using a first device Generating a measurement result, wherein the measurement result is used to instruct the second device to determine a transmission range of data of the first device and select a suitable cell according to the transmission range to send the first message; the first device to the second device Sending the measurement result; the second device receives the measurement result sent by the first device; the second device determines a transmission range of the data of the first device according to the measurement result, and selects a suitable cell according to the transmission range to send the first message.
- the present invention provides a first device, which may be the first device 101 described in FIG. 4, applied to the scheduling method described in FIG. 5, FIG. 15, and FIG. 17, as shown in FIG. Equipment includes:
- the receiving unit 1011 is configured to receive semi-persistent scheduling SPS configuration information from the second device, where the SPS configuration information is used to indicate an SPS resource configuration adopted by the second device;
- the receiving unit 1011 is further configured to receive SPS activation information from the second device, where the SPS activation information is used to indicate the activated SPS resource, and the activated SPS resource is one or more SPSs in the SPS resource configuration.
- the sending unit 1012 is configured to send SPS indication information to the second device, where the SPS indication information is used to indicate that the scheduling resource in the activated SPS resource is used or not.
- the first device in the embodiment of the present invention can be used to execute the method flow shown in FIG. 5, FIG. 15, and FIG. 17, the technical effects that can be obtained can also be referred to FIG. 5, FIG. 15, and FIG. The embodiment of the present invention is not described herein again.
- the SPS resource configuration includes at least one or a combination of the following:
- the first device further includes The unit 1013 is configured to perform at least one of the following operations or a combination when the SPS resource is configured as an SPS scheduling interval with m available scheduling resources:
- the UL grant resource determined by the subframe before the i th available scheduling resource in one SPS interval or the current subframe is used as the resource occupied by the i th available scheduling resource, where
- the i th available scheduling resource is one of m available scheduling resources;
- the DCI scrambled using SPS-CRNTI activates one or more of the available scheduling resources.
- the SPS activation information is used to indicate the activated SPS resource, including at least one or a combination of the following:
- the M bits of the bitmap bitmap in the DCI are used to indicate activation and/or deactivation of one or more SPS scheduling intervals in the M SPS scheduling intervals;
- the time-frequency resource where the SPS activation information is located is used to indicate that one SPS scheduling interval in the M SPS scheduling interval is activated and/or deactivated;
- the content of the SPS activation information is used to indicate activation and/or deactivation of one or more SPS scheduling intervals in the M SPS scheduling intervals.
- the SPS indication information being used to indicate whether to use or not to use scheduling resources in the activated SPS resource, including one of the following:
- the SPS indication information is used to indicate that the continuous scheduling resources in the time window in the m available scheduling resources are used or not used;
- the SPS indication information is used to indicate continuous scheduling resources within the time window of the N SPS scheduling intervals in the M SPS scheduling interval, where N ⁇ M.
- the time window is sent by the sending unit 1012 to the second device
- the time window is transmitted by the second device to the receiving unit 1011.
- the processing unit 1013 is further configured to determine SPS release information, where the SPS release information is used to indicate release of some or all of the scheduled resources in the activated SPS resource.
- the sending unit 1012 is further configured to send the SPS release information to the second device.
- the SPS release information being used to indicate release of some or all of the SPS resources in the activated SPS resource, including at least one or a combination of the following:
- the SPS release information is sent in a subframe or a short subframe before any one of the m available scheduling resources in one SPS scheduling interval, Used to indicate release of any one of the scheduling resources;
- the uplink control information UCI is used to indicate release of one or more SPS scheduling intervals in the activated SPS resource.
- the receiving unit 1011 is further configured to receive SPS release information from a second device, where the SPS release information is used to indicate release of some or all of the scheduled resources in the activated SPS resource.
- the SPS release information is used to indicate release of some or all of the scheduled resources in the activated SPS resource, including one of the following:
- the hybrid automatic repeat request HARQ identifier in the DCI is used to indicate that one SPS resource in the activated SPS resource is released;
- the SPS resource configuration includes a downlink SPS resource, and the activated or deactivated SPS resource includes a downlink SPS resource;
- the SPS resource configuration includes an uplink SPS resource, and the activated or deactivated SPS resource includes an uplink SPS resource.
- An example is provided, the SPS being applied between a network and a terminal, or between a terminal and a terminal.
- processing unit 1013 may be a separately set processor, or may be implemented in one processor of the first device, or may be stored in the memory of the first device in the form of program code.
- a processor of the first device invokes and performs the functions of the above processing unit.
- the processor described herein may be a central processing unit (English name: central processing unit, English abbreviation: CPU), or a specific integrated circuit (English full name: application specific integrated circuit, English abbreviation: ASIC), or configured One or more integrated circuits implementing embodiments of the present invention.
- the first device in the embodiment of the present invention can be used to execute the method flow shown in FIG. 5, FIG. 15, and FIG. 17, the technical effects that can be obtained can also be referred to FIG. 5, FIG. 15, and FIG. The embodiment of the present invention is not described herein again.
- the present invention provides a second device, which may be the second device 102 described in FIG. 4, applied to the scheduling method described in FIG. 5, FIG. 15, and FIG. 17, referring to FIG. 22, the second device Equipment includes:
- the sending unit 1021 is configured to send semi-persistent scheduling SPS configuration information to the first device, where the SPS configuration information is used to indicate an SPS resource configuration adopted by the second device;
- the sending unit 1021 is further configured to send SPS activation information to the first device, where the SPS activation information is used to indicate an activated SPS resource, and the activated SPS resource is one or more SPSs in an SPS resource configuration.
- the receiving unit 1022 is configured to receive SPS indication information from the first device, where the SPS The indication information is used to indicate whether the scheduling resource in the activated SPS resource is used or not.
- the second device in the embodiment of the present invention can be used to execute the method flow shown in FIG. 5, FIG. 15, and FIG. 17, the technical effects that can be obtained can also be referred to FIG. 5, FIG. 15, and FIG. The embodiment of the present invention is not described herein again.
- the SPS resource configuration includes at least one or a combination of the following:
- the second device further includes a processing unit 1023, configured to perform at least one of the following when the SPS resource is configured as an SPS scheduling interval with m available scheduling resources.
- a processing unit 1023 configured to perform at least one of the following when the SPS resource is configured as an SPS scheduling interval with m available scheduling resources.
- the UL grant resource determined by the subframe before the i th available scheduling resource in one SPS interval or the current subframe is used as the resource occupied by the i th available scheduling resource, where
- the i th available scheduling resource is one of m available scheduling resources;
- the DCI scrambled using SPS-CRNTI activates one or more of the available scheduling resources.
- the SPS activation information is used to indicate the activated SPS resource, including at least one or a combination of the following:
- the M bits of the bitmap bitmap in the DCI are used to indicate activation and/or deactivation of one or more SPS scheduling intervals in the M SPS scheduling intervals;
- the time-frequency resource where the SPS activation information is located is used to indicate activation and/or deactivation of the M SPS.
- the content of the SPS activation information is used to indicate activation and/or deactivation of one or more SPS scheduling intervals in the M SPS scheduling intervals.
- the SPS indication information being used to indicate whether to use or not to use scheduling resources in the activated SPS resource, including one of the following:
- the SPS indication information is used to indicate that the continuous scheduling resources in the time window in the m available scheduling resources are used or not used;
- the SPS indication information is used to indicate continuous scheduling resources within the time window of the N SPS scheduling intervals in the M SPS scheduling interval, where N ⁇ M.
- the time window is sent by the sending unit 1021 to the second device;
- the time window is transmitted by the second device to the receiving unit 1022.
- the receiving unit 1022 is further configured to receive SPS release information from a first device, where the SPS release information is used to indicate release of some or all of the scheduled resources of the activated SPS resources.
- the SPS release information is used to indicate release of some or all of the SPS resources in the activated SPS resource, including at least one or a combination of the following:
- the SPS release information is sent in a subframe or a short subframe before any one of the m available scheduling resources in one SPS scheduling interval, Used to indicate release of any one of the scheduling resources;
- the uplink control information UCI indicates release of one or more SPS scheduling intervals in the activated SPS resource.
- the processing unit 1023 is further configured to determine SPS release information, wherein the SPS release information is used to indicate release of some or all of the scheduled resources of the activated SPS resources.
- the sending unit 1021 is further configured to send the SPS release information to the first device.
- the SPS release information is used to indicate release of some or all of the scheduled resources in the activated SPS resource, including one of the following:
- the hybrid automatic repeat request HARQ identifier in the DCI is used to indicate release of one of the activated SPS resources
- the SPS release information is sent at any of the activated SPS resources to indicate that all scheduling resources of the SPS corresponding to the any scheduling resource are released.
- the SPS resource configuration includes a downlink SPS resource, and the activated or deactivated SPS resource includes a downlink SPS resource;
- the SPS resource configuration includes an uplink SPS resource, and the activated or deactivated SPS resource includes an uplink SPS resource.
- An example is provided, the SPS being applied between a network and a terminal, or between a terminal and a terminal.
- processing unit 1023 may be a separately set processor, or may be implemented in one processor of the second device, or may be stored in the memory of the second device in the form of program code.
- a processor of the second device invokes and executes the functions of the above processing unit.
- the processor described herein may be a central processing unit (English name: central processing unit, English abbreviation: CPU), or a specific integrated circuit (English full name: application specific integrated circuit, English abbreviation: ASIC), or configured One or more integrated circuits implementing embodiments of the present invention.
- the second device in the embodiment of the present invention can be used to perform the method flow shown in FIG. 5, FIG. 15, and FIG. 17, the technical effects that can be obtained are also referred to FIG. The method embodiments shown in FIG. 15 and FIG. 17 are not described herein again.
- the present invention provides a first device, which may be the first device 101 described in FIG. 4, applied to the scheduling method described in FIG. 18, and applied to V2X communication between a vehicle and other devices, as shown in FIG.
- the first device includes:
- the processing unit 1014 is configured to determine, according to a service requirement and/or a message type of the service, a radio resource in which the random access RA preamble sequence and/or the RA preamble sequence are located, where the RA preamble sequence and/or the RA preamble sequence are located.
- the wireless resource is used to indicate the service requirement and/or message type of the data of the first device.
- the sending unit 1015 is configured to initiate random access to the second device according to the radio resource in which the RA preamble sequence and/or the RA preamble sequence used is determined to be used.
- the first device in the embodiment of the present invention can be used to perform the method flow shown in FIG. 18, the technical effects that can be obtained can also refer to the embodiment shown in FIG. 18, where the embodiment of the present invention is No longer.
- service requirements also include time requirements and/or rate requirements.
- the first device further includes a receiving unit 1016, configured to determine, at the processing unit 1014, the RA preamble sequence and or the RA according to the service requirement and/or message type of the V2X service.
- the radio resource in which the RA preamble sequence and the RA preamble sequence are located is received from the second device.
- the processing unit 1014 is further configured to: when there is a V2X service or when the processing unit 1014 calculates that the discovery scheduling request SR does not satisfy the service requirement of the V2X service, determine to use the random connection according to the service requirement and/or the message type of the service.
- the RA preamble sequence comprising: a preamble sequence specified by segmenting from an existing RA preamble sequence, or a preamble sequence obtained by extending an existing RA preamble sequence.
- the service requirements of the service include the service requirements of the V2X service.
- the processing unit 1014 may be a separately set processor, or It is implemented in a processor integrated in the first device, and can also be stored in the memory of the first device in the form of program code, and is called by one of the processors of the first device and performs the functions of the above processing unit.
- the processor described herein may be a central processing unit (English name: central processing unit, English abbreviation: CPU), or a specific integrated circuit (English full name: application specific integrated circuit, English abbreviation: ASIC), or configured One or more integrated circuits implementing embodiments of the present invention.
- the first device in the embodiment of the present invention can be used to perform the method flow shown in FIG. 18, the technical effects that can be obtained can also be referred to the method embodiment shown in FIG. 18, and the embodiment of the present invention is This will not be repeated here.
- the present invention provides a second device, which may be the second device 102 described in FIG. 4, applied to the scheduling method described in FIG. 18, and applied to V2X communication between a vehicle and other devices, as shown in FIG.
- the second device includes:
- the receiving unit 1024 is configured to receive random access of the first device.
- the processing unit 1025 is configured to allocate scheduling resources to the first device according to the radio resource in which the RA preamble sequence and/or the RA preamble sequence used in the random access by the first device, where the RA preamble sequence and/or the RA preamble sequence are located.
- the wireless resource is determined by the first device according to the service requirement and/or message type of the service, and is used to indicate the service requirement and/or message type of the data of the first device.
- the second device in the embodiment of the present invention can be used to perform the method flow shown in FIG. 18, the technical effects that can be obtained can also refer to the method embodiment shown in FIG. 18.
- the embodiment of the present invention is This will not be repeated here.
- service requirements also include time requirements and/or rate requirements.
- the second device further includes a sending unit 1026, configured to send the RA preamble sequence and/or the RA preamble to the first device before the receiving unit 1024 receives the random access of the first device.
- the radio resource where the sequence is located.
- the receiving unit 1024 is further configured to: when there is a V2X service, or when the first device calculates that the scheduling request request SR does not satisfy the service requirement of the V2X service, Receiving random access of the first device.
- the RA preamble sequence including: a preamble sequence that is segmented from an existing RA preamble sequence, or a preamble sequence obtained by extending an existing RA preamble sequence.
- the service requirements of the service include the service requirements of the V2X service.
- processing unit 1025 may be a separately set processor, or may be implemented in one processor of the second device, or may be stored in the memory of the second device in the form of program code.
- a processor of the second device invokes and executes the functions of the above processing unit.
- the processor described herein may be a central processing unit (English name: central processing unit, English abbreviation: CPU), or a specific integrated circuit (English full name: application specific integrated circuit, English abbreviation: ASIC), or configured One or more integrated circuits implementing embodiments of the present invention.
- the second device in the embodiment of the present invention can be used to perform the method flow shown in FIG. 18, the technical effects that can be obtained can also refer to the method embodiment shown in FIG. 18.
- the embodiment of the present invention is This will not be repeated here.
- the present invention provides a first device, which may be the first device 101 described in FIG. 4, applied to the scheduling method described in FIG. 19, and applied to V2X communication between a vehicle and other devices, as shown in FIG.
- the first device includes:
- the processing unit 1017 is configured to measure a radio resource and/or a wireless signal to generate a measurement result, where the measurement result is used to instruct the second device to determine a transmission range of the data of the first device, and select a suitable cell according to the transmission range to send the first message. ;
- the sending unit 1018 is configured to send the measurement result to the second device.
- the first device in the embodiment of the present invention can be used to execute the method flow shown in FIG. 19, the technical effects that can be obtained can also refer to the method embodiment shown in FIG. 19, and the embodiment of the present invention is This will not be repeated here.
- the measurement result includes a measurement result of a specified cell, or a measurement result of a specified cell that satisfies a condition that is less than a first threshold and/or smaller than the first
- the threshold value is a measurement of the first offset value.
- the transmitting unit 1018 is specifically used for one of the following:
- the measurement result of the specified cell is sent to the second device after the V2X service is started.
- the measurement result including mobility information of the first device, wherein the mobility information includes time information related to the cell and at least one cell information as follows: the first device has passed or is passing or will pass Community.
- the sending unit 1018 is specifically configured to send mobility information of the first device in a transition process between the terminal and the link UU of the network and the device-to-device link sidelink.
- the sending unit 1018 is specifically configured to send the measurement result and/or the location information of the first device to the second device.
- the sending unit 1018 is specifically configured to send the measurement result and/or the location information of the first device to the second device when the condition described in any one of the following items is met:
- the speed of the first device satisfies at least one of the following conditions: when the value is higher than the second threshold, when the value is higher than the second threshold, when the value is lower than the third threshold, the threshold is lower than the third threshold When the value is an offset value, when it is within the predetermined range;
- the constraint condition that the signal satisfies includes one or a combination of the following: the measurement result of the signal is smaller than the first a threshold value; the measurement result of the signal is less than the first threshold value and a first offset value; the measurement result of the signal is higher than the first threshold value; the measurement result of the signal is higher than the first threshold value An offset value.
- the sending unit 1018 is specifically configured to periodically send the measurement result and/or the location information of the first device to the second device.
- the mobility information further includes: V2X message type information of the first device and/or transmission distance information of the V2X message.
- the sending unit 1018 is specifically configured to send the V2X message type information of the first device to the second device by using one of the RRC layer, the media access control MAC layer, and the physical PHY layer or a combination thereof. Or the distance information of the V2X message.
- the first message is one of the following messages: a V2X message, a wearable service message, a cellular based narrowband Internet of Things NB-IOT service message, a broadband service message.
- the first device in the embodiment of the present invention can be used to execute the method flow shown in FIG. 19, the technical effects that can be obtained can also refer to the method embodiment shown in FIG. 19, and the embodiment of the present invention is This will not be repeated here.
- the present invention provides a second device, which may be the first device 102 described in FIG. 4, applied to the scheduling method described in FIG. 19, and applied to V2X communication between a vehicle and other devices, as shown in FIG.
- the second device includes:
- the receiving unit 1027 is configured to receive a measurement result from the first device, where the measurement node The first device is generated based on the measured radio resources and or wireless signals.
- the processing unit 1028 is configured to determine, according to the measurement result, a transmission range of data of the first device.
- the sending unit 1029 is configured to select a suitable cell according to the sending range to send the first message.
- the second device in the embodiment of the present invention can be used to perform the method flow shown in FIG. 19, the technical effects that can be obtained are also referred to the method embodiment shown in FIG. 19, and the embodiment of the present invention is This will not be repeated here.
- the measurement result includes a measurement result of a specified cell, or a measurement result of a specified cell that satisfies a condition that is less than a first threshold and/or a sum of a first offset value less than the first threshold value result.
- the receiving unit 1027 is specifically used for one of the following:
- the measurement result of the specified cell is received from the first device after the V2X service is started.
- the measurement result including mobility information of the first device, wherein the mobility information includes time information related to the cell and at least one cell information as follows: the first device has passed or is passing or will pass Community.
- the receiving unit 1027 is specifically configured to receive mobility information of the first device during a transition between the terminal and the link UU of the network and the device-to-device link sidelink.
- the receiving unit 1027 is specifically configured to receive the measurement result and/or the location information of the first device from the first device.
- the receiving unit 1027 is specifically configured to receive the measurement result and/or the location information of the first device from the first device when the condition described in any one of the following items is met:
- the speed of the first device satisfies at least one of the following conditions: when the value is higher than the second threshold, when the value is higher than the second threshold, when the value is lower than the third threshold, the threshold is lower than the third threshold When the value is an offset value, when it is within the predetermined range;
- the constraint condition that the signal satisfies includes one or a combination of the following: the measurement result of the signal is smaller than the first a threshold value; the measurement result of the signal is less than the first threshold value and a first offset value; the measurement result of the signal is higher than the first threshold value; the measurement result of the signal is higher than the first threshold value An offset value.
- the receiving unit 1027 is specifically configured to periodically receive measurement results and/or location information of the first device from the first device.
- the mobility information further comprising V2X message type information of the first device and/or transmission distance information of the V2X message.
- the receiving unit 1027 is specifically configured to receive, by using one of a radio resource control RRC layer, a media access control MAC layer, and a physical PHY layer, or a combination thereof, V2X message type information of the first device from the first device and/or Or the distance information of the V2X message.
- the first message is one of the following messages: V2X message, wearable service message, cellular-based narrowband Internet of Things NB-IOT service message, broadband industry News.
- processing unit 1028 may be a separately set processor, or may be implemented in one processor of the second device, or may be stored in the memory of the second device in the form of program code.
- a processor of the second device invokes and executes the functions of the above processing unit.
- the processor described herein may be a central processing unit (English name: central processing unit, English abbreviation: CPU), or a specific integrated circuit (English full name: application specific integrated circuit, English abbreviation: ASIC), or configured One or more integrated circuits implementing embodiments of the present invention.
- the second device in the embodiment of the present invention can be used to perform the method flow shown in FIG. 19, the technical effects that can be obtained are also referred to the method embodiment shown in FIG. 19, and the embodiment of the present invention is This will not be repeated here.
- the present invention provides a first device, which may be the first device 101 described in FIG. 4, applied to the scheduling method described in FIG. 5, FIG. 15, and FIG. 17, as shown in FIG. 3001, a first interface circuit 3002, a second interface circuit 3003, a memory 3004, and a bus 3005; the processor 3001, the first interface circuit 3002, the second interface circuit 3003, and the memory 3004 are connected by the bus 3005 and complete communication with each other;
- the processor 3001 is configured to execute the program code in the memory 3004 to control the first interface circuit 3002 and the second interface circuit 3003 to perform the following operations:
- the first interface circuit 3002 is configured to receive semi-persistent scheduling SPS configuration information from the second device, where the SPS configuration information is used to indicate an SPS resource configuration adopted by the second device;
- the first interface circuit 3002 is further configured to receive SPS activation information from the second device, where the SPS activation information is used to indicate the activated SPS resource, and the activated SPS resource is one or more SPSs in the SPS resource configuration.
- the second interface circuit 3003 is configured to send SPS indication information to the second device, where the SPS indication information is used to indicate that the scheduling resource in the activated SPS resource is used or not.
- the first device in the embodiment of the present invention can be used to execute the method flow shown in FIG. 5, FIG. 15, and FIG. 17, the technical effects that can be obtained can also be referred to FIG. 5, FIG. 15, and FIG. The embodiment of the present invention is not described herein again.
- the SPS resource configuration includes at least one or a combination of the following:
- the processor 3001 is configured to perform at least one or a combination of the following when the SPS resource is configured as an SPS scheduling interval with m available scheduling resources:
- the UL grant resource determined by the subframe before the i th available scheduling resource in one SPS interval or the current subframe is used as the resource occupied by the i th available scheduling resource, where
- the i th available scheduling resource is one of m available scheduling resources;
- the DCI scrambled using SPS-CRNTI activates one or more of the available scheduling resources.
- the SPS activation information is used to indicate the activated SPS resource, including at least one or a combination of the following:
- the M bits of the bitmap bitmap in the DCI are used to indicate activation and/or deactivation of one or more SPS scheduling intervals in the M SPS scheduling intervals;
- the time-frequency resource where the SPS activation information is located is used to indicate that one SPS scheduling interval in the M SPS scheduling interval is activated and/or deactivated;
- the content of the SPS activation information is used to indicate activation and/or deactivation of one or more SPS scheduling intervals in the M SPS scheduling intervals.
- the SPS indication information being used to indicate whether to use or not to use scheduling resources in the activated SPS resource, including one of the following:
- the SPS indication information is used to indicate that the continuous scheduling resources in the time window in the m available scheduling resources are used or not used;
- the SPS indication information is used to indicate continuous scheduling resources within the time window of the N SPS scheduling intervals in the M SPS scheduling interval, where N ⁇ M.
- the time window is sent by the second interface circuit 3003 to the second device;
- the time window is sent by the second device to the first interface circuit 3002.
- the processor 3001 is further configured to determine SPS release information, where the SPS release information is used to indicate release of some or all of the scheduled resources in the activated SPS resource.
- the second interface circuit 3003 is further configured to send SPS release information to the second device.
- the SPS release information being used to indicate release of some or all of the SPS resources in the activated SPS resource, including at least one or a combination of the following:
- the SPS release information is sent in a subframe or a short subframe before any one of the m available scheduling resources in one SPS scheduling interval, Used to indicate release of any one of the scheduling resources;
- the uplink control information UCI is used to indicate release of one or more SPS scheduling intervals in the activated SPS resource.
- the first interface circuit 3002 is further configured to receive an SPS from a second device Release information, wherein the SPS release information is used to indicate release of some or all of the scheduled resources of the activated SPS resources.
- the SPS release information is used to indicate release of some or all of the scheduled resources in the activated SPS resource, including one of the following:
- the hybrid automatic repeat request HARQ identifier in the DCI is used to indicate that one SPS resource in the activated SPS resource is released;
- the SPS release information is sent at any of the activated SPS resources to indicate that all scheduling resources of the SPS corresponding to the any scheduling resource are released.
- the SPS resource configuration includes a downlink SPS resource, and the activated or deactivated SPS resource includes a downlink SPS resource;
- the SPS resource configuration includes an uplink SPS resource, and the activated or deactivated SPS resource includes an uplink SPS resource.
- An example is provided, the SPS being applied between a network and a terminal, or between a terminal and a terminal.
- the processor 3001 herein may be a processor or a general term of multiple processing elements.
- the processor may be a central processing unit CPU, or a specific integrated circuit ASIC, or one or more integrated circuits configured to implement embodiments of the present invention, such as one or more microprocessors (English full name) : digital singnal processor, English abbreviation: DSP), or one or more field programmable gate arrays (English full name: field programmable aate array, English abbreviation: FPGA).
- the memory 3004 may be a storage device or a collective name of a plurality of storage elements, and is used to store executable program code or parameters, data, and the like required for the operation of the access network management device.
- the memory 3004 may include a random access memory (English name: random-access memory, English abbreviation: RAM), and may also include a non-volatile memory (English name: non-volatile memory, English abbreviation: NVRAM). For example, disk storage, flash (Flash), etc.
- the bus 3005 can be an industry standard architecture (English name: industry standard architecture, English abbreviation: ISA) bus, external device interconnection (English full name: peripheral component: English abbreviation: PCI) bus or extended industry standard architecture (English full name: Extended industry standard architecture, English abbreviation: EISA) bus.
- the bus 3005 can be divided into an address bus, a data bus, a control bus, and the like. For ease of representation, only one thick line is shown in FIG. 30, but it does not mean that there is only one bus or one type of bus.
- the processor 3001 is configured to execute a program stored therein to perform the methods provided in the embodiments illustrated in FIGS. 5, 15, and 17 in conjunction with the first interface circuit 3002 and the second interface circuit 3003.
- the processor 3001 is configured to execute a program in the memory to perform the functions of the processing unit of the first device in the embodiment shown in FIG. 5, FIG. 15, and FIG.
- the first interface circuit 3002 is for performing the functions of the receiving unit of the first device in the embodiment shown in FIGS. 5, 15, and 17.
- the second interface circuit 3003 is for performing the functions of the transmitting unit of the first device in the embodiment shown in FIGS. 5, 15, and 17.
- the first device in the embodiment of the present invention can be used to execute the method flow shown in FIG. 5, FIG. 15, and FIG. 17, the technical effects that can be obtained can also be referred to FIG. 5, FIG. 15, and FIG. The embodiment of the present invention is not described herein again.
- the present invention provides a second device, which may be the second device 102 described in FIG. 4, applied to the scheduling method described in FIG. 5, FIG. 15, and FIG. 17, as shown in FIG. 31, including: a processor The first interface circuit 3102, the second interface circuit 3103, the memory 3104, and the bus 3105; the processor, the first interface circuit 3102, the second interface circuit 3103, and the memory 3104 are connected by the bus 3105 and complete communication with each other; 3101 is for executing program code in the memory 3104 to control the first interface circuit 3102 and the second interface circuit 3103 to perform the following operations:
- the first interface circuit 3102 is configured to send a semi-persistent scheduling SPS configuration to the first device.
- the first interface circuit 3102 is further configured to send SPS activation information to the first device, where the SPS activation information is used to indicate an activated SPS resource, and the activated SPS resource is one or more of an SPS resource configuration.
- SPS activation information is used to indicate an activated SPS resource, and the activated SPS resource is one or more of an SPS resource configuration.
- the second interface circuit 3103 is configured to receive SPS indication information from the first device, where the SPS indication information is used to indicate that the scheduling resource in the activated SPS resource is used or not.
- the second device in the embodiment of the present invention can be used to execute the method flow shown in FIG. 5, FIG. 15, and FIG. 17, the technical effects that can be obtained can also be referred to FIG. 5, FIG. 15, and FIG. The embodiment of the present invention is not described herein again.
- the SPS resource configuration includes at least one or a combination of the following:
- the processor 3101 is configured to perform at least one or a combination of the following when the SPS resource is configured as an SPS scheduling interval with m available scheduling resources:
- the UL grant resource determined by the subframe before the i th available scheduling resource in one SPS interval or the current subframe is used as the resource occupied by the i th available scheduling resource, where
- the i th available scheduling resource is one of m available scheduling resources;
- the DCI scrambled using SPS-CRNTI activates one or more of the available scheduling resources.
- the SPS activation information is used to indicate an activated SPS resource, including at least one or a combination of the following:
- the M bits of the bitmap bitmap in the DCI are used to indicate activation and/or deactivation of one or more SPS scheduling intervals in the M SPS scheduling intervals;
- the time-frequency resource where the SPS activation information is located is used to indicate that one SPS scheduling interval in the M SPS scheduling interval is activated and/or deactivated;
- the content of the SPS activation information is used to indicate activation and/or deactivation of one or more SPS scheduling intervals in the M SPS scheduling intervals.
- the SPS indication information being used to indicate whether to use or not to use scheduling resources in the activated SPS resource, including one of the following:
- the SPS indication information is used to indicate that the continuous scheduling resources in the time window in the m available scheduling resources are used or not used;
- the SPS indication information is used to indicate continuous scheduling resources within the time window of the N SPS scheduling intervals in the M SPS scheduling interval, where N ⁇ M.
- the time window is sent by the first interface circuit 3102 to the second device;
- the time window is sent by the second device to the second interface circuit 3103.
- the second interface circuit 3103 is further configured to receive SPS release information from the first device, where the SPS release information is used to indicate release of some or all of the scheduled resources in the activated SPS resource.
- the SPS release information is used to indicate release of some or all of the SPS resources in the activated SPS resource, including at least one or a combination of the following:
- the SPS resource is configured as an SPS scheduling interval with m available scheduling resources, Sending SPS release information in a subframe or a short subframe before any one of the m available scheduling resources in an SPS scheduling interval, to indicate that any one of the scheduling resources is released;
- the uplink control information UCI indicates release of one or more SPS scheduling intervals in the activated SPS resource.
- the processor 3101 is further configured to determine SPS release information, wherein the SPS release information is used to indicate release of some or all of the scheduled resources in the activated SPS resource.
- the first interface circuit 3102 is further configured to send SPS release information to the first device.
- the SPS release information is used to indicate release of some or all of the scheduled resources in the activated SPS resource, including one of the following:
- the hybrid automatic repeat request HARQ identifier in the DCI is used to indicate release of one of the activated SPS resources
- the SPS release information is sent at any of the activated SPS resources to indicate that all scheduling resources of the SPS corresponding to the any scheduling resource are released.
- the SPS resource configuration includes a downlink SPS resource, and the activated or deactivated SPS resource includes a downlink SPS resource;
- the SPS resource configuration includes an uplink SPS resource, and the activated or deactivated SPS resource includes an uplink SPS resource.
- An example is provided, the SPS being applied between a network and a terminal, or between a terminal and a terminal.
- the processor 3101 herein may be a processor or a collective name of multiple processing elements.
- the processor may be a central processing unit CPU, or a specific integrated circuit ASIC, or one or more integrated circuits configured to implement embodiments of the present invention, such as one or more microprocessors (English full name) :digital Singnal processor, English abbreviation: DSP), or one or more field programmable gate arrays (English full name: field programmable aate array, English abbreviation: FPGA).
- the memory 3104 may be a storage device or a collective name of a plurality of storage elements, and is used to store executable program code or parameters, data, and the like required for the operation of the access network management device.
- the memory 3104 may include a random access memory (English name: random-access memory, English abbreviation: RAM), and may also include non-volatile memory (English name: non-volatile memory, English abbreviation: NVRAM), such as disk storage, flash memory. (Flash) and so on.
- the bus 3105 can be an industry standard architecture (English name: industry standard architecture, English abbreviation: ISA) bus, external device interconnection (English full name: peripheral component: English abbreviation: PCI) bus or extended industry standard architecture (English full name: Extended industry standard architecture, English abbreviation: EISA) bus.
- the bus 3105 can be divided into an address bus, a data bus, a control bus, and the like. For ease of representation, only one thick line is shown in FIG. 31, but it does not mean that there is only one bus or one type of bus.
- the processor 3101 is configured to execute a program stored therein to perform the methods provided in the method embodiments shown in FIGS. 5, 15, and 17 in conjunction with the first interface circuit 3102 and the second interface circuit 3103.
- the processor 3101 is configured to execute a program in the memory to perform the functions of the processing unit of the second device in the embodiment shown in FIG. 5, FIG. 15, and FIG.
- the first interface circuit 3102 is for performing the functions of the transmitting unit of the second device in the embodiment shown in FIGS. 5, 15, and 17.
- the second interface circuit 3103 is for performing the functions of the receiving unit of the second device in the embodiment shown in FIGS. 5, 15, and 17.
- the second device in the embodiment of the present invention can be used to execute the method flow shown in FIG. 5, FIG. 15, and FIG. 17, the technical effects that can be obtained can also be referred to FIG. 5, FIG. 15, and FIG. The embodiment of the present invention is not described herein again.
- the present invention provides a first device, which may be the first device 101 described in FIG. 4, applied to the scheduling method described in FIG. 18, and applied to V2X communication between a vehicle and other devices, as shown in FIG.
- the processor 3201, the first interface circuit 3202, the second interface circuit 3203, and the memory 3204 are connected through the bus 3205 and complete each other.
- the processor 3201 is configured to execute the program code in the memory 3204 to control the first interface circuit 3202 and the second interface circuit 3203 to perform the following operations:
- the processor 3201 is configured to determine, according to a service requirement and/or a message type of the service, a radio resource in which the random access RA preamble sequence and/or the RA preamble sequence are located, where the RA preamble sequence and/or the RA preamble sequence are located.
- the wireless resource is used to indicate the service requirement and/or message type of the data of the first device.
- the first interface circuit 3202 is configured to initiate random access to the second device according to the radio resource in which the RA preamble sequence and/or the RA preamble sequence used is determined to be used.
- the first device in the embodiment of the present invention can be used to perform the method flow shown in FIG. 18, the technical effects that can be obtained can also be referred to the method embodiment shown in FIG. 18, and the embodiment of the present invention is This will not be repeated here.
- service requirements also include time requirements and/or rate requirements.
- the second interface circuit 3203 is configured to receive the RA from the second device before the processor 3201 determines, according to the service requirement and/or the message type of the V2X service, the radio resource where the RA preamble sequence and the RA preamble sequence are located.
- the radio resource where the preamble sequence and or the RA preamble sequence are located is provided.
- the processor 3201 is further configured to: when there is a V2X service or when the processor 3201 calculates that the discovery scheduling request SR does not satisfy the service requirement of the V2X service, determine to use the random connection according to the service requirement and/or the message type of the service.
- the RA preamble sequence comprising: a preamble sequence specified by segmenting from an existing RA preamble sequence, or a preamble sequence obtained by extending an existing RA preamble sequence.
- the service requirements of the service include the service requirements of the V2X service.
- the processor 3201 herein may be a processor or a collective name of multiple processing elements.
- the processor may be a central processing unit CPU, or a specific integrated circuit ASIC, or one or more integrated circuits configured to implement embodiments of the present invention, such as one or more microprocessors (English full name) : digital singnal processor, English abbreviation: DSP), or one or more field programmable gate arrays (English full name: field programmable aate array, English abbreviation: FPGA).
- the memory 3204 may be a storage device or a collective name of a plurality of storage elements, and is used to store executable program code or parameters, data, and the like required for the operation of the access network management device.
- the memory 3204 may include a random access memory (English name: random-access memory, English abbreviation: RAM), and may also include non-volatile memory (English name: non-volatile memory, English abbreviation: NVRAM), such as disk storage, flash memory (Flash) and so on.
- the bus 3205 can be an industry standard architecture (English full name: industry standard architecture, English abbreviation: ISA) bus, external device interconnection (English full name: peripheral component: English abbreviation: PCI) bus or extended industry standard architecture (English full name: Extended industry standard architecture, English abbreviation: EISA) bus.
- the bus 3205 can be divided into an address bus, a data bus, a control bus, and the like. For ease of representation, only one thick line is shown in FIG. 32, but it does not mean that there is only one bus or one type of bus.
- the processor 3201 is configured to execute a program stored therein to perform the method provided in the method embodiment shown in FIG. 18 in conjunction with the first interface circuit 3202 and the second interface circuit 3203.
- the processor 3201 is configured to execute a program in the memory to execute the function of the processing unit of the first device in the embodiment shown in FIG. 18.
- the first interface circuit 3202 is for performing the function of the transmitting unit of the first device in the embodiment shown in FIG.
- the second interface circuit 3203 is configured to execute the first device in the embodiment shown in FIG. The function of the receiving unit.
- the first device in the embodiment of the present invention can be used to perform the method flow shown in FIG. 18, the technical effects that can be obtained can also be referred to the method embodiment shown in FIG. 18, and the embodiment of the present invention is This will not be repeated here.
- the present invention provides a second device, which may be the second device 102 described in FIG. 4, applied to the scheduling method described in FIG. 18, and applied to V2X communication between a vehicle and other devices, as shown in FIG.
- the second device includes: a processor 3301, a first interface circuit 3302, a second interface circuit 3303, a memory 3304, and a bus 3305.
- the processor 3301, the first interface circuit 3302, the second interface circuit 3303, and the memory 3304 pass through the bus 3305. Connecting and completing communication with each other; the processor 3301 is configured to execute program code in the memory 3304 to control the first interface circuit 3302 and the second interface circuit 3303 to perform the following operations:
- the first interface circuit 3302 is configured to receive random access of the first device.
- the processor 3301 is configured to allocate scheduling resources to the first device according to the radio resource in which the RA preamble sequence and/or the RA preamble sequence used in the random access by the first device, where the RA preamble sequence and/or the RA preamble sequence are located.
- the wireless resource is determined by the first device according to the service requirement and/or message type of the service, and is used to indicate the service requirement and/or message type of the data of the first device.
- the second device in the embodiment of the present invention can be used to perform the method flow shown in FIG. 18, the technical effects that can be obtained can also refer to the method embodiment shown in FIG. 18.
- the embodiment of the present invention is This will not be repeated here.
- service requirements also include time requirements and/or rate requirements.
- the second interface circuit 3303 is configured to send, to the first device, the radio resource where the RA preamble sequence and/or the RA preamble sequence are located before the first interface circuit 3302 receives the random access of the first device.
- the first interface circuit 3302 is further configured to: when there is a V2X service or when the first device calculates that the scheduling request request SR does not satisfy the service requirement of the V2X service, receive the random access of the first device.
- the RA preamble sequence including: a preamble sequence that is segmented from an existing RA preamble sequence, or a preamble sequence obtained by extending an existing RA preamble sequence.
- the service requirements of the service include the service requirements of the V2X service.
- the processor 3301 herein may be a processor or a collective name of multiple processing elements.
- the processor may be a central processing unit CPU, or a specific integrated circuit ASIC, or one or more integrated circuits configured to implement embodiments of the present invention, such as one or more microprocessors (English full name) : digital singnal processor, English abbreviation: DSP), or one or more field programmable gate arrays (English full name: field programmable aate array, English abbreviation: FPGA).
- the memory 3304 may be a storage device or a collective name of a plurality of storage elements, and is used to store executable program code or parameters, data, and the like required for the operation of the access network management device.
- the memory 3304 may include a random access memory (English name: random-access memory, English abbreviation: RAM), and may also include non-volatile memory (English name: non-volatile memory, English abbreviation: NVRAM), such as disk storage, flash memory (Flash) and so on.
- the bus 3305 can be an industry standard architecture (English full name: industry standard architecture, English abbreviation: ISA) bus, external device interconnection (English full name: peripheral component: English abbreviation: PCI) bus or extended industry standard architecture (English full name: Extended industry standard architecture, English abbreviation: EISA) bus.
- the bus 3305 can be divided into an address bus, a data bus, a control bus, and the like. For ease of representation, only one thick line is shown in Figure 33, but it does not mean that there is only one bus or one type of bus.
- the processor 3301 is configured to execute a program stored therein to perform the method provided in the method embodiment shown in FIG. 18 in conjunction with the first interface circuit 3302 and the second interface circuit 3303.
Abstract
Description
Claims (117)
- 一种调度方法,其特征在于,所述方法包括:第一设备从第二设备接收半静态调度SPS配置信息,其中,所述SPS配置信息用于指示所述第二设备采用的SPS资源配置;所述第一设备从所述第二设备接收SPS激活信息,其中,所述SPS激活信息用于指示激活的SPS资源,并且所述激活的SPS资源为所述SPS资源配置中的一种或多种SPS资源;所述第一设备向所述第二设备发送所述SPS指示信息,其中,所述SPS指示信息用于指示使用或不使用所述激活的SPS资源中的调度资源。
- 根据权利要求1所述的方法,其特征在于,所述SPS资源配置,包括如下中的至少一种或者组合:具有m个可用调度资源的SPS调度间隔;或者,M种SPS调度间隔。
- 根据权利要求2所述的方法,其特征在于,当所述SPS资源配置为所述具有m个可用调度资源的SPS调度间隔时,所述方法还包括如下中的至少一项或者组合:所述第一设备使用根据所述SPS-CRNTI加扰的DCI的当前子帧所确定的UL grant资源作为所述m个可用调度资源所占用的资源;或者,所述第一设备使用所述SPS-CRNTI加扰的DCI在所述一种SPS间隔中的第i个可用调度资源之前的子帧或当前子帧所确定的UL grant资源作为所述第i个可用调度资源所占用的资源,其中,所述第i个可用调度资源为所述m个可用调度资源中的一个;或者,所述第一设备使用所述SPS-CRNTI加扰的DCI激活所述m个可用调度资源中的一个或者多个可用调度资源。
- 根据权利要求2所述的方法,其特征在于,当所述SPS资源 配置为所述M种SPS调度间隔时,所述SPS激活信息用于指示激活的SPS资源,包括如下中的至少一项或者组合:DCI中的位图bitmap的M个比特位用于指示激活和/或去激活所述M种SPS调度间隔中的一种或多种SPS调度间隔;或者,所述SPS激活信息所在时频资源用于指示激活和/或去激活所述M种SPS调度间隔中的一种SPS调度间隔;或者,所述SPS激活信息的内容用于指示激活和/或去激活所述M种SPS调度间隔中的一种或多种SPS调度间隔。
- 根据权利要求2所述的方法,其特征在于,所述SPS指示信息用于指示使用或不使用所述激活的SPS资源中的调度资源,包括以下中的一项:当所述SPS资源配置为所述具有m个可用调度资源的SPS调度间隔时,所述SPS指示信息用于指示使用或不使用所述m个可用调度资源中在时间窗内的连续调度资源;或者,当所述SPS资源配置为所述M种SPS调度间隔时,所述SPS指示信息用于指示使用或不使用所述M种SPS调度间隔中的N种SPS调度间隔在时间窗内的连续调度资源,其中,N≤M。
- 根据权利要求5所述的方法,其特征在于,所述时间窗由所述第一设备发送给所述第二设备;或者,所述时间窗由所述第二设备发送给所述第一设备。
- 根据权利要求2-6中任一项所述的方法,其特征在于,所述方法还包括:所述第一设备确定SPS释放信息,其中,所述SPS释放信息用于指示释放所述激活的SPS资源中的部分或全部调度资源;所述第一设备向所述第二设备发送所述SPS释放信息。
- 根据权利要求7所述的方法,其特征在于,所述SPS释放信息用于指示释放所述激活的SPS资源中的部分或全部SPS资源,包括如下中的至少一项或者组合:当所述SPS资源配置为所述具有m个可用调度资源的SPS调度间隔时,在所述一种SPS调度间隔中的m个可用调度资源中的任一个调度资源之前的子帧或者短子帧处发送所述SPS释放信息,用于指示释放所述任一个调度资源;或者,当所述SPS资源配置为所述M种SPS调度间隔时,上行控制信息UCI用于指示释放所述激活的SPS资源中的一种或多种SPS调度间隔。
- 根据权利要求2-6中任一项所述的方法,其特征在于,所述方法还包括:所述第一设备从所述第二设备接收SPS释放信息,其中,所述SPS释放信息用于指示释放所述激活的SPS资源中的部分或全部调度资源。
- 根据权利要求9所述的方法,其特征在于,当所述SPS资源配置为所述M种SPS调度间隔时,所述SPS释放信息用于指示释放所述激活的SPS资源中的部分或全部调度资源,包括如下中的一项:DCI中的混合自动重传请求HARQ标识用于指示释放所述激活的SPS资源中的一种SPS资源;或者,在所述激活的SPS资源中的任一调度资源处发送所述SPS释放信息用于指示释放与所述任一调度资源对应的SPS的全部调度资源。
- 根据权利要求1-10中任一项所述的方法,其特征在于,所述SPS资源配置包括下行SPS资源,所述激活或者去激活的SPS资源包括下行SPS资源;或者,所述SPS资源配置包括上行SPS资源,所述激活或者去激活的SPS资源包括上行SPS资源。
- 根据权利要求1-11中任一项所述的方法,其特征在于,所述SPS应用于网络和终端之间,或者应用于终端和终端之间。
- 一种调度方法,其特征在于,所述方法包括:第二设备向第一设备发送半静态调度SPS配置信息,其中,所述SPS配置信息用于指示所述第二设备采用的SPS资源配置;所述第二设备向所述第一设备发送SPS激活信息,其中,所述SPS激活信息用于指示激活的SPS资源,并且所述激活的SPS资源为所述SPS资源配置中的一种或多种SPS资源;所述第二设备从所述第一设备接收SPS指示信息,其中,所述SPS指示信息用于指示使用或不使用所述激活的SPS资源中的调度资源。
- 根据权利要求13所述的方法,其特征在于,所述SPS资源配置,包括如下中的至少一种或者组合:具有m个可用调度资源的一种SPS调度间隔;或者,M种SPS调度间隔。
- 根据权利要求14所述的方法,其特征在于,当所述SPS资源配置为所述具有m个可用调度资源的SPS调度间隔时,所述方法还包括如下中的至少一种或者组合:所述第二设备使用根据所述SPS-CRNTI加扰的DCI的当前子帧所确定的UL grant资源作为所述m个可用调度资源所占用的资源;或者,所述第二设备使用所述SPS-CRNTI加扰的DCI在所述一种SPS间隔中的第i个可用调度资源之前的子帧或当前子帧所确定的UL grant资源作为所述第i个可用调度资源所占用的资源,其中,所述第i个可用调度资源为所述m个可用调度资源中的一个;或者,所述第二设备使用所述SPS-CRNTI加扰的DCI激活所述m个可用调度资源中的一个或者多个可用调度资源。
- 根据权利要求14所述的方法,其特征在于,当所述SPS资源配置为所述M种SPS调度间隔时,所述SPS激活信息用于指示激活的SPS资源,包括如下中的至少一项或者组合:DCI中的位图bitmap的M个比特位用于指示激活和/或去激活所述M种SPS调度间隔中的一种或多种SPS调度间隔;或者,所述SPS激活信息所在时频资源用于指示激活和/或去激活所述M种SPS调度间隔中的一种SPS调度间隔;或者,所述SPS激活信息的内容用于指示激活和/或去激活所述M种SPS调度间隔中的一种或多种SPS调度间隔。
- 根据权利要求14所述的方法,其特征在于,所述SPS指示信息用于指示使用或不使用所述激活的SPS资源中的调度资源,包括以下中的一项:当所述SPS资源配置为所述具有m个可用调度资源的SPS调度间隔时,所述SPS指示信息用于指示使用或不使用所述m个可用调度资源中在时间窗内的连续调度资源;或者,当所述SPS资源配置为所述M种SPS调度间隔时,所述SPS指示信息用于指示使用或不使用所述M种SPS调度间隔中的N种SPS调度间隔在时间窗内的连续调度资源,其中,N≤M。
- 根据权利要求17所述的方法,其特征在于,所述时间窗由所述第一设备发送给所述第二设备;或者,所述时间窗由所述第二设备发送给所述第一设备。
- 根据权利要求14-18中任一项所述的方法,其特征在于,所 述方法还包括:所述第二设备从所述第一设备接收SPS释放信息,其中,所述SPS释放信息用于指示释放所述激活的SPS资源中的部分或全部调度资源。
- 根据权利要求19所述的方法,其特征在于,所述SPS释放信息用于指示释放所述激活的SPS资源中的部分或全部SPS资源,包括如下中的至少一项或者组合:当所述SPS资源配置为所述具有m个可用调度资源的SPS调度间隔时,在所述一种SPS调度间隔中的m个可用调度资源中的任一个调度资源之前的子帧或者短子帧处发送所述SPS释放信息,用于指示释放所述任一个调度资源;或者,当所述SPS资源配置为所述M种SPS调度间隔时,上行控制信息UCI指示释放所述激活的SPS资源中的一种或多种SPS调度间隔。
- 根据权利要求14-18中任一项所述的方法,其特征在于,所述方法还包括:所述第二设备确定SPS释放信息,其中,所述SPS释放信息用于指示释放所述激活的SPS资源中的部分或全部调度资源;所述第二设备向所述第一设备发送所述SPS释放信息。
- 根据权利要求21所述的方法,其特征在于,当所述SPS资源配置为所述M种SPS调度间隔时,所述SPS释放信息用于指示释放所述激活的SPS资源中的部分或全部调度资源,包括如下中的一项:DCI中的混合自动重传请求HARQ标识用于指示释放所述激活的SPS资源中的一种SPS资源;或者,在所述激活的SPS资源中的任一调度资源处发送所述SPS释放信息用于指示释放与所述任一调度资源对应的SPS的全部调度资源。
- 根据权利要求13-22中任一项所述的方法,其特征在于,所述SPS资源配置包括下行SPS资源,所述激活或者去激活的SPS资源包括下行SPS资源;或者,所述SPS资源配置包括上行SPS资源,所述激活或者去激活的SPS资源包括上行SPS资源。
- 根据权利要求13-23中任一项所述的方法,其特征在于,所述SPS应用于网络和终端之间,或者应用于终端和终端之间。
- 一种调度方法,其特征在于,应用于车辆与其他设备V2X通信中,所述方法包括:第一设备根据业务的服务需求和/或消息类型确定使用随机接入RA前导序列和/或RA前导序列所在的无线资源,其中,所述RA前导序列和/或RA前导序列所在的无线资源用于指示第一设备的数据的服务需求和/或消息类型;所述第一设备根据确定使用的所述RA前导序列和/或RA前导序列所在的无线资源向第二设备发起随机接入。
- 根据权利要求25所述的方法,其特征在于,所述服务需求还包括时间需求和/或速率需求。
- 根据权利要求25所述的方法,其特征在于,在所述第一设备根据V2X业务的服务需求和/或者消息类型确定使用RA前导序列和或RA前导序列所在的无线资源之前,所述方法还包括:所述第一设备从所述第二设备接收所述RA前导序列和/或所述RA前导序列所在的无线资源。
- 根据权利要求25所述的方法,其特征在于,在满足下述条件时,所述第一设备根据业务的服务需求和/或消息类型确定使用随机接入RA前导序列和/或RA前导序列所在的无线资源:当有V2X业务时或当所述第一设备计算发现调度请求SR不满足所述V2X业务的服务需求时。
- 根据权利要求25所述的方法,其特征在于,所述RA前导 序列,包括:从现有RA前导序列中中分割出来指定的前导序列,或者对现有的RA前导序列进行扩展后得到的前导序列。
- 根据权利要求25-29中任一项所述的方法,其特征在于,所述业务的服务需求包括V2X业务的服务需求。
- 一种调度方法,其特征在于,应用于车辆与其他设备V2X通信中,所述方法包括:第二设备接收第一设备的随机接入;所述第二设备根据所述第一设备进行随机接入时采用的RA前导序列和/或RA前导序列所在的无线资源为所述第一设备分配调度资源,其中,所述RA前导序列和/或RA前导序列所在的无线资源为所述第一设备根据业务的服务需求和/或消息类型确定,并且用于指示第一设备的数据的服务需求和/或消息类型。
- 根据权利要求31所述的方法,其特征在于,所述服务需求还包括时间需求和/或速率需求。
- 根据权利要求31所述的方法,其特征在于,在所述第二设备接收第一设备的随机接入之前,所述方法还包括:所述第二设备向所述第一设备发送所述RA前导序列和/或所述RA前导序列所在的无线资源。
- 根据权利要求31所述的方法,其特征在于,在满足下述条件时,所述第二设备接收第一设备的随机接入:当有V2X业务时或当所述第一设备计算发现调度请求SR不满足所述V2X业务的服务需求时。
- 根据权利要求31所述的方法,其特征在于,所述RA前导序列,包括:从现有RA前导序列中分割出来指定的前导序列,或者对现有的RA前导序列进行扩展后得到的前导序列。
- 根据权利要求31-35中任一项所述的方法,其特征在于,所述业务的服务需求包括V2X业务的服务需求。
- 一种调度方法,其特征在于,应用于车辆与其他设备V2X通信中,所述方法包括:第一设备测量无线资源和或无线信号以生成测量结果,其中,所述测量结果用于指示第二设备确定所述第一设备的数据的发送范围并且根据所述发送范围选择合适的小区以发送第一消息;所述第一设备向所述第二设备发送所述测量结果。
- 根据权利要求37所述的方法,其特征在于,所述测量结果包括指定小区的测量结果,或者所述指定小区的满足如下条件的测量结果:小于第一门限和/或小于所述第一门限值一个第一偏移值的测量结果。
- 根据权利要求37或38所述的方法,其特征在于,所述第一设备向所述第二设备发送所述测量结果,包括以下中的一项:所述第一设备在V2X业务启动之前向所述第二设备发送所述指定小区的测量结果;或者,所述第一设备在所述V2X业务启动之后向所述第二设备发送所述指定小区的测量结果。
- 根据权利要求37所述的方法,其特征在于,所述测量结果包括所述第一设备的移动性信息,其中,所述移动性信息包括与小区相关的时间信息以及至少一项如下所述的小区信息:所述第一设备已经经过或者正在经过或者将要经过的小区。
- 根据权利要求40所述的方法,其特征在于,所述第一设备向所述第二设备发送所述测量结果,包括:所述第一设备在终端和网络的链路UU和设备到设备链路sidelink的转换过程中发送所述第一设备的移动性信息。
- 根据权利要求37所述的方法,其特征在于,所述第一设备向所述第二设备发送所述测量结果,包括:所述第一设备向所述第二设备发送所述测量结果和/或所述第一设备的位置信息。
- 根据权利要求42所述的方法,其特征在于,在满足下述任一项所述的条件时,所述第一设备向所述第二设备发送所述测量结果和/或所述第一设备的位置信息:在所述第一设备的速度满足如下至少一个条件时:在高于第二门限时,在高于第二门限一个偏移值时,在低于第三门限值时,在低于第三门限值一个偏移值时,在预定范围内时;或者,在所述第一设备经过网络侧预配置的地理位置处时;或者,在所述第一设备的信号质量满足预定条件时;或者,数据速率低于第四门限值时,或者低于所述第四门限值一个偏移值时;或者,干扰高于第五门限值时,或者所述干扰高于所述第五门限值一个偏移值时;或者,所述第一设备经过以地理位置为分配依据的资源分配配置的地理位置变更处时;或者,所述第一设备经过以地理位置为分配依据的资源分配配置的地理位置变更处时,且信号满足约束条件时,其中所述信号满足约束条件包括如下之一或者组合:所述信号的测量结果小于第一门限值;所述信号的测量结果小于所述第一门限值一个第一偏移值的测量结果;所述信号的测量结果高于所述第一门限值;所述信号的测量结果高于所述第一门限值一个第一偏移值。
- 根据权利要求43所述的方法,其特征在于,所述第一设备向所述第二设备发送所述测量结果和/或所述第一设备的位置信息,包括:所述第一设备周期性地向所述第二设备发送所述测量结果和/或所述第一设备的位置信息。
- 根据权利要求40所述的方法,其特征在于,所述移动性信息,还包括所述第一设备的V2X消息类型信息和/或V2X消息的发送距离信息。
- 根据权利要求45所述的方法,其特征在于,所述第一设备向所述第二设备发送所述测量结果,包括:所述第一设备通过无线资源控制RRC层、媒体访问控制MAC层和物理PHY层中的一者或者它们的组合向所述第二设备发送所述第一设备的V2X消息类型信息和/或V2X消息的发送距离信息。
- 根据权利要求37-46中任一项所述的方法,其特征在于,所述第一消息为以下消息中的一个:V2X消息、可穿戴业务消息、基于蜂窝的窄带物联网NB-IOT业务消息、宽带业务消息。
- 一种调度方法,其特征在于,应用于车辆与其他设备V2X通信中,所述方法包括:第二设备从第一设备接收测量结果,其中,所述测量结果为所述第一设备根据测量的无线资源和或无线信号生成;所述第二设备根据所述测量结果确定所述第一设备的数据的发送范围;所述第二设备根据所述发送范围选择合适的小区以发送第一消息。
- 根据权利要求48所述的方法,其特征在于,所述测量结果包括指定小区的测量结果,或者所述指定小区的满足如下条件的测量结果:小于第一门限和/或小于所述第一门限值一个第一偏移值之和的测量结果。
- 根据权利要求48或49所述的方法,其特征在于,所述第二设备从第一设备接收测量结果,包括以下中的一项:所述第二设备在V2X业务启动之前从所述第一设备接收所述指 定小区的测量结果;或者,所述第二设备在所述V2X业务启动之后从所述第一设备接收所述指定小区的测量结果。
- 根据权利要求48所述的方法,其特征在于,所述测量结果包括所述第一设备的移动性信息,其中,所述移动性信息包括与小区相关的时间信息以及至少一项如下所述的小区信息:所述第一设备已经经过或者正在经过或者将要经过的小区。
- 根据权利要求51所述的方法,其特征在于,所述第二设备从第一设备接收测量结果,包括:所述第二设备在终端和网络的链路UU和设备到设备链路sidelink的转换过程中接收所述第一设备的移动性信息。
- 根据权利要求48所述的方法,其特征在于,所述第二设备从第一设备接收测量结果,包括:所述第二设备从第一设备接收所述测量结果和/或所述第一设备的位置信息。
- 根据权利要求53所述的方法,其特征在于,在满足下述任一项所述的条件时,所述第二设备从所述第一设备接收所述测量结果和/或所述第一设备的位置信息:在所述第一设备的速度满足如下至少一个条件时:在高于第二门限时,在高于第二门限一个偏移值时,在低于第三门限值时,在低于第三门限值一个偏移值时,在预定范围内时;或者,在所述第一设备经过网络侧预配置的地理位置处时;或者,在所述第一设备的信号质量满足预定条件时;或者,数据速率低于第四门限值时,或者低于所述第四门限值一个偏移值时;或者,干扰高于第五门限值时,或者所述干扰高于所述第五门限值一个偏移值时;或者,所述第一设备经过以地理位置为分配依据的资源分配配置的地理位置变更处时;或者,所述第一设备经过以地理位置为分配依据的资源分配配置的地理位置变更处时,且信号满足约束条件时,其中所述信号满足约束条件包括如下之一或者组合:所述信号的测量结果小于第一门限值;所述信号的测量结果小于所述第一门限值一个第一偏移值的测量结果;所述信号的测量结果高于所述第一门限值;所述信号的测量结果高于所述第一门限值一个第一偏移值。
- 根据权利要求54所述的方法,其特征在于,所述第二设备从所述第一设备接收所述测量结果和/或所述第一设备的位置信息,包括:所述第二设备周期性地从所述第一设备接收所述测量结果和/或所述第一设备的位置信息。
- 根据权利要求51所述的方法,其特征在于,所述移动性信息,还包括所述第一设备的V2X消息类型信息和/或V2X消息的发送距离信息。
- 根据权利要求56所述的方法,其特征在于,所述第二设备从第一设备接收测量结果,包括:所述第二设备通过无线资源控制RRC层、媒体访问控制MAC层和物理PHY层中的一者或者它们的组合从所述第一设备接收所述第一设备的V2X消息类型信息和/或V2X消息的发送距离信息。
- 根据权利要求48-57中任一项所述的方法,其特征在于,所述第一消息为以下消息中的一个:V2X消息、可穿戴业务消息、基于蜂窝的窄带物联网NB-IOT业务消息、宽带业务消息。
- 一种第一设备,其特征在于,所述设备包括:接收单元,用于从第二设备接收半静态调度SPS配置信息,其中,所述SPS配置信息用于指示所述第二设备采用的SPS资源配置;所述接收单元,还用于从所述第二设备接收SPS激活信息,其中,所述SPS激活信息用于指示激活的SPS资源,并且所述激活的SPS资源为所述SPS资源配置中的一种或多种SPS资源;发送单元,用于向所述第二设备发送所述SPS指示信息,其中,所述SPS指示信息用于指示使用或不使用所述激活的SPS资源中的调度资源。
- 根据权利要求59所述的设备,其特征在于,所述SPS资源配置,包括如下中的至少一种或者组合:具有m个可用调度资源的SPS调度间隔;或者,M种SPS调度间隔。
- 根据权利要求60所述的设备,其特征在于,所述第一设备还包括处理单元,用于当所述SPS资源配置为具有m个可用调度资源的SPS调度间隔时,进行如下中的至少一项或者组合的操作:使用根据所述SPS-CRNTI加扰的DCI的当前子帧所确定的UL grant资源作为所述m个可用调度资源所占用的资源;或者,使用所述SPS-CRNTI加扰的DCI在所述一种SPS间隔中的第i个可用调度资源之前的子帧或当前子帧所确定的UL grant资源作为所述第i个可用调度资源所占用的资源,其中,所述第i个可用调度资源为所述m个可用调度资源中的一个;或者,使用所述SPS-CRNTI加扰的DCI激活所述m个可用调度资源中的一个或者多个可用调度资源。
- 根据权利要求60所述的设备,其特征在于,当所述SPS资 源配置为所述M种SPS调度间隔时,所述SPS激活信息用于指示激活的SPS资源,包括如下中的至少一项或者组合:DCI中的位图bitmap的M个比特位用于指示激活和/或去激活所述M种SPS调度间隔中的一种或多种SPS调度间隔;或者,所述SPS激活信息所在时频资源用于指示激活和/或去激活所述M种SPS调度间隔中的一种SPS调度间隔;或者,所述SPS激活信息的内容用于指示激活和/或去激活所述M种SPS调度间隔中的一种或多种SPS调度间隔。
- 根据权利要求60所述的设备,其特征在于,所述SPS指示信息用于指示使用或不使用所述激活的SPS资源中的调度资源,包括以下中的一项:当所述SPS资源配置为所述具有m个可用调度资源的SPS调度间隔时,所述SPS指示信息用于指示使用或不使用所述m个可用调度资源中在时间窗内的连续调度资源;或者,当所述SPS资源配置为所述M种SPS调度间隔时,所述SPS指示信息用于指示使用或不使用所述M种SPS调度间隔中的N种SPS调度间隔在时间窗内的连续调度资源,其中,N≤M。
- 根据权利要求63所述的设备,其特征在于,所述时间窗由所述第一设备发送给所述第二设备;或者,所述时间窗由所述第二设备发送给所述第一设备。
- 根据权利要求60-64中任一项所述的设备,其特征在于,所述处理单元还用于确定SPS释放信息,其中,所述SPS释放信息用于指示释放所述激活的SPS资源中的部分或全部调度资源;所述发送单元还用于向所述第二设备发送所述SPS释放信息。
- 根据权利要求65所述的设备,其特征在于,所述SPS释放 信息用于指示释放所述激活的SPS资源中的部分或全部SPS资源,包括如下中的至少一项或者组合:当所述SPS资源配置为所述具有m个可用调度资源的SPS调度间隔时,在所述一种SPS调度间隔中的m个可用调度资源中的任一个调度资源之前的子帧或者短子帧处发送所述SPS释放信息,用于指示释放所述任一个调度资源;或者,当所述SPS资源配置为所述M种SPS调度间隔时,上行控制信息UCI用于指示释放所述激活的SPS资源中的一种或多种SPS调度间隔。
- 根据权利要求60-64中任一项所述的设备,其特征在于,所述接收单元还用于,从所述第二设备接收SPS释放信息,其中,所述SPS释放信息用于指示释放所述激活的SPS资源中的部分或全部调度资源。
- 根据权利要求67所述的设备,其特征在于,当所述SPS资源配置为所述M种SPS调度间隔时,所述SPS释放信息用于指示释放所述激活的SPS资源中的部分或全部调度资源,包括如下中的一项:DCI中的混合自动重传请求HARQ标识用于指示释放所述激活的SPS资源中的一种SPS资源;或者,在所述激活的SPS资源中的任一调度资源处发送所述SPS释放信息用于指示释放与所述任一调度资源对应的SPS的全部调度资源。
- 根据权利要求59-68中任一项所述的设备,其特征在于,所述SPS资源配置包括下行SPS资源,所述激活或者去激活的SPS资源包括下行SPS资源;或者,所述SPS资源配置包括上行SPS资源,所述激活或者去激活的SPS资源包括上行SPS资源。
- 根据权利要求59-69中任一项所述的设备,其特征在于,所述SPS应用于网络和终端之间,或者应用于终端和终端之间。
- 一种第二设备,其特征在于,所述第二设备包括:发送单元,用于向第一设备发送半静态调度SPS配置信息,其中,所述SPS配置信息用于指示所述第二设备采用的SPS资源配置;所述发送单元,还用于向所述第一设备发送SPS激活信息,其中,所述SPS激活信息用于指示激活的SPS资源,并且所述激活的SPS资源为所述SPS资源配置中的一种或多种SPS资源;接收单元,用于从所述第一设备接收SPS指示信息,其中,所述SPS指示信息用于指示使用或不使用所述激活的SPS资源中的调度资源。
- 根据权利要求71所述的设备,其特征在于,所述SPS资源配置,包括如下中的至少一种或者组合:具有m个可用调度资源的一种SPS调度间隔;或者,M种SPS调度间隔。
- 根据权利要求72所述的设备,其特征在于,所述第二设备还包括处理单元,用于当所述SPS资源配置为具有m个可用调度资源的SPS调度间隔时,进行如下中的至少一种或者组合的操作:使用根据所述SPS-CRNTI加扰的DCI的当前子帧所确定的UL grant资源作为所述m个可用调度资源所占用的资源;或者,使用所述SPS-CRNTI加扰的DCI在所述一种SPS间隔中的第i个可用调度资源之前的子帧或当前子帧所确定的UL grant资源作为所述第i个可用调度资源所占用的资源,其中,所述第i个可用调度资源为所述m个可用调度资源中的一个;或者,使用所述SPS-CRNTI加扰的DCI激活所述m个可用调度资源中 的一个或者多个可用调度资源。
- 根据权利要求72所述的设备,其特征在于,当所述SPS资源配置为所述M种SPS调度间隔时,所述SPS激活信息用于指示激活的SPS资源,包括如下中的至少一项或者组合:DCI中的位图bitmap的M个比特位用于指示激活和/或去激活所述M种SPS调度间隔中的一种或多种SPS调度间隔;或者,所述SPS激活信息所在时频资源用于指示激活和/或去激活所述M种SPS调度间隔中的一种SPS调度间隔;或者,所述SPS激活信息的内容用于指示激活和/或去激活所述M种SPS调度间隔中的一种或多种SPS调度间隔。
- 根据权利要求72所述的设备,其特征在于,所述SPS指示信息用于指示使用或不使用所述激活的SPS资源中的调度资源,包括以下中的一项:当所述SPS资源配置为所述具有m个可用调度资源的SPS调度间隔时,所述SPS指示信息用于指示使用或不使用所述m个可用调度资源中在时间窗内的连续调度资源;或者,当所述SPS资源配置为所述M种SPS调度间隔时,所述SPS指示信息用于指示使用或不使用所述M种SPS调度间隔中的N种SPS调度间隔在时间窗内的连续调度资源,其中,N≤M。
- 根据权利要求75所述的设备,其特征在于,所述时间窗由所述第一设备发送给所述第二设备;或者,所述时间窗由所述第二设备发送给所述第一设备。
- 根据权利要求72或76所述的设备,其特征在于,所述接收单元还用于,从所述第一设备接收SPS释放信息,其中,所述SPS释放信息 用于指示释放所述激活的SPS资源中的部分或全部调度资源。
- 根据权利要求77所述的设备,其特征在于,所述SPS释放信息用于指示释放所述激活的SPS资源中的部分或全部SPS资源,包括如下中的至少一项或者组合:当所述SPS资源配置为所述具有m个可用调度资源的SPS调度间隔时,在所述一种SPS调度间隔中的m个可用调度资源中的任一个调度资源之前的子帧或者短子帧处发送所述SPS释放信息,用于指示释放所述任一个调度资源;或者,当所述SPS资源配置为所述M种SPS调度间隔时,上行控制信息UCI指示释放所述激活的SPS资源中的一种或多种SPS调度间隔。
- 根据权利要求72-76中任一项所述的设备,其特征在于,所述处理单元还用于,确定SPS释放信息,其中,所述SPS释放信息用于指示释放所述激活的SPS资源中的部分或全部调度资源;所述发送单元,还用于向所述第一设备发送所述SPS释放信息。
- 根据权利要求79所述的设备,其特征在于,当所述SPS资源配置为所述M种SPS调度间隔时,所述SPS释放信息用于指示释放所述激活的SPS资源中的部分或全部调度资源,包括如下中的一项:DCI中的混合自动重传请求HARQ标识用于指示释放所述激活的SPS资源中的一种SPS资源;或者,在所述激活的SPS资源中的任一调度资源处发送所述SPS释放信息用于指示释放与所述任一调度资源对应的SPS的全部调度资源。
- 根据权利要求71-80中任一项所述的设备,其特征在于,所述SPS资源配置包括下行SPS资源,所述激活或者去激活的SPS资源包括下行SPS资源;或者,所述SPS资源配置包括上行SPS资源,所述激活或者去激活的 SPS资源包括上行SPS资源。
- 根据权利要求71-81中任一项所述的设备,其特征在于,所述SPS应用于网络和终端之间,或者应用于终端和终端之间。
- 一种第一设备,其特征在于,应用于车辆与其他设备V2X通信中,所述第一设备包括:处理单元,用于根据业务的服务需求和/或消息类型确定使用随机接入RA前导序列和/或RA前导序列所在的无线资源,其中,所述RA前导序列和/或RA前导序列所在的无线资源用于指示第一设备的数据的服务需求和/或消息类型;发送单元,用于根据确定使用的所述RA前导序列和/或RA前导序列所在的无线资源向第二设备发起随机接入。
- 根据权利要求83所述的设备,其特征在于,所述服务需求还包括时间需求和/或速率需求。
- 根据权利要求83所述的设备,其特征在于,所述第一设备还包括接收单元,用于在所述第一设备根据V2X业务的服务需求和/或者消息类型确定使用RA前导序列和或RA前导序列所在的无线资源之前,从所述第二设备接收所述RA前导序列和/或所述RA前导序列所在的无线资源。
- 根据权利要求83所述的设备,其特征在于,所述处理单元还用于,在满足下述条件时,所述第一设备根据业务的服务需求和/或消息类型确定使用随机接入RA前导序列和/或RA前导序列所在的无线资源:当有V2X业务时或当所述处理单元计算发现调度请求SR不满足所述V2X业务的服务需求时。
- 根据权利要求83所述的设备,其特征在于,所述RA前导序列,包括:从现有RA前导序列中中分割出来指定的前导序列,或者对现有的RA前导序列进行扩展后得到的前导序列。
- 根据权利要求83-87中任一项所述的设备,其特征在于,所述业务的服务需求包括V2X业务的服务需求。
- 一种第二设备,其特征在于,应用于车辆与其他设备V2X通信中,所述第二设备包括:接收单元,用于接收第一设备的随机接入;处理单元,用于根据所述第一设备进行随机接入时采用的RA前导序列和/或RA前导序列所在的无线资源为所述第一设备分配调度资源,其中,所述RA前导序列和/或RA前导序列所在的无线资源为所述第一设备根据业务的服务需求和/或消息类型确定,并且用于指示第一设备的数据的服务需求和/或消息类型。
- 根据权利要求89所述的设备,其特征在于,所述服务需求还包括时间需求和/或速率需求。
- 根据权利要求89所述的设备,其特征在于,所述第二设备还包括发送单元,用于在所述接收单元接收第一设备的随机接入之前,向所述第一设备发送所述RA前导序列和/或所述RA前导序列所在的无线资源。
- 根据权利要求89所述的设备,其特征在于,所述接收单元,还用于在满足下述条件时,所述第二设备接收第一设备的随机接入:当有V2X业务时或当所述第一设备计算发现调度请求SR不满足所述V2X业务的服务需求时。
- 根据权利要求89所述的设备,其特征在于,所述RA前导序列,包括:从现有RA前导序列中分割出来指定的前导序列,或者对现有的RA前导序列进行扩展后得到的前导序列。
- 根据权利要求89-93中任一项所述的设备,其特征在于,所述业务的服务需求包括V2X业务的服务需求。
- 一种第一设备,其特征在于,应用于车辆与其他设备V2X 通信中,所述第一设备包括:处理单元,用于测量无线资源和或无线信号以生成测量结果,其中,所述测量结果用于指示第二设备确定所述第一设备的数据的发送范围并且根据所述发送范围选择合适的小区以发送第一消息;发送单元,用于向所述第二设备发送所述测量结果。
- 根据权利要求95所述的设备,其特征在于,所述测量结果包括指定小区的测量结果,或者所述指定小区的满足如下条件的测量结果:小于第一门限和/或小于所述第一门限值一个第一偏移值的测量结果。
- 根据权利要求95或96所述的设备,其特征在于,所述发送单元具体用于以下中的一项:在V2X业务启动之前向所述第二设备发送所述指定小区的测量结果;或者,在所述V2X业务启动之后向所述第二设备发送所述指定小区的测量结果。
- 根据权利要求95所述的设备,其特征在于,所述测量结果包括所述第一设备的移动性信息,其中,所述移动性信息包括与小区相关的时间信息以及至少一项如下所述的小区信息:所述第一设备已经经过或者正在经过或者将要经过的小区。
- 根据权利要求98所述的设备,其特征在于,所述发送单元具体用于,在终端和网络的链路UU和设备到设备链路sidelink的转换过程中发送所述第一设备的移动性信息。
- 根据权利要求95所述的设备,其特征在于,所述发送单元具体用于,向所述第二设备发送所述测量结果和/或所述第一设备的位置信息。
- 根据权利要求100所述的设备,其特征在于,所述发送单 元具体用于在满足下述任一项所述的条件时,向所述第二设备发送所述测量结果和/或所述第一设备的位置信息:在所述第一设备的速度满足如下至少一个条件时:在高于第二门限时,在高于第二门限一个偏移值时,在低于第三门限值时,在低于第三门限值一个偏移值时,在预定范围内时;或者,在所述第一设备经过网络侧预配置的地理位置处时;或者,在所述第一设备的信号质量满足预定条件时;或者,数据速率低于第四门限值时,或者低于所述第四门限值一个偏移值时;或者,干扰高于第五门限值时,或者所述干扰高于所述第五门限值一个偏移值时;或者,所述第一设备经过以地理位置为分配依据的资源分配配置的地理位置变更处时;或者,所述第一设备经过以地理位置为分配依据的资源分配配置的地理位置变更处时,且信号满足约束条件时,其中所述信号满足约束条件包括如下之一或者组合:所述信号的测量结果小于第一门限值;所述信号的测量结果小于所述第一门限值一个第一偏移值的测量结果;所述信号的测量结果高于所述第一门限值;所述信号的测量结果高于所述第一门限值一个第一偏移值。
- 根据权利要求101所述的设备,其特征在于,所述发送单元具体用于,周期性地向所述第二设备发送所述测量结果和/或所述第一设备的位置信息。
- 根据权利要求98所述的设备,其特征在于,所述移动性信息,还包括所述第一设备的V2X消息类型信息和/或V2X消息的发送距离信息。
- 根据权利要求103所述的设备,其特征在于,所述发送单元具体用于,通过无线资源控制RRC层、媒体访问控制MAC层和物理PHY层中的一者或者它们的组合向所述第二设备发送所述第一设备的V2X消息类型信息和/或V2X消息的发送距离信息。
- 根据权利要求95-104中任一项所述的设备,其特征在于,所述第一消息为以下消息中的一个:V2X消息、可穿戴业务消息、基于蜂窝的窄带物联网NB-IOT业务消息、宽带业务消息。
- 一种第二设备,其特征在于,应用于车辆与其他设备V2X通信中,所述第二设备包括:接收单元,用于从第一设备接收测量结果,其中,所述测量结果为所述第一设备根据测量的无线资源和或无线信号生成;处理单元,用于根据所述测量结果确定所述第一设备的数据的发送范围;发送单元,用于根据所述发送范围选择合适的小区以发送第一消息。
- 根据权利要求106所述的设备,其特征在于,所述测量结果包括指定小区的测量结果,或者所述指定小区的满足如下条件的测量结果:小于第一门限和/或小于所述第一门限值一个第一偏移值之和的测量结果。
- 根据权利要求106或107所述的设备,其特征在于,所述接收单元具体用于以下中的一项:在V2X业务启动之前从所述第一设备接收所述指定小区的测量结果;或者,在所述V2X业务启动之后从所述第一设备接收所述指定小区的测量结果。
- 根据权利要求106所述的设备,其特征在于,所述测量结果包括所述第一设备的移动性信息,其中,所述移动性信息包括与小区相关的时间信息以及至少一项如下所述的小区信息:所述第一设备已经经过或者正在经过或者将要经过的小区。
- 根据权利要求109所述的设备,其特征在于,所述接收单元具体用于,在终端和网络的链路UU和设备到设备链路sidelink的转换过程中接收所述第一设备的移动性信息。
- 根据权利要求106所述的设备,其特征在于,所述接收单元具体用于,从第一设备接收所述测量结果和/或所述第一设备的位置信息。
- 根据权利要求111所述的设备,其特征在于,所述接收单元具体用于在满足下述任一项所述的条件时,从所述第一设备接收所述测量结果和/或所述第一设备的位置信息:在所述第一设备的速度满足如下至少一个条件时:在高于第二门限时,在高于第二门限一个偏移值时,在低于第三门限值时,在低于第三门限值一个偏移值时,在预定范围内时;或者,在所述第一设备经过网络侧预配置的地理位置处时;或者,在所述第一设备的信号质量满足预定条件时;或者,数据速率低于第四门限值时,或者低于所述第四门限值一个偏移值时;或者,干扰高于第五门限值时,或者所述干扰高于所述第五门限值一个偏移值时;或者,所述第一设备经过以地理位置为分配依据的资源分配配置的地理位置变更处时;或者,所述第一设备经过以地理位置为分配依据的资源分配配置的地理位置变更处时,且信号满足约束条件时,其中所述信号满足约束条件包括如下之一或者组合:所述信号的测量结果小于第一门限值;所述信号的测量结果小于所述第一门限值一个第一偏移值的测量结果;所述信号的测量结果高于所述第一门限值;所述信号的测量结果高于所述第一门限值一个第一偏移值。
- 根据权利要求112所述的设备,其特征在于,所述接收单元具体用于,周期性地从所述第一设备接收所述测量结果和/或所述第一设备的位置信息。
- 根据权利要求110所述的设备,其特征在于,所述移动性信息,还包括所述第一设备的V2X消息类型信息和/或V2X消息的发送距离信息。
- 根据权利要求114所述的设备,其特征在于,所述接收单元具体用于,通过无线资源控制RRC层、媒体访问控制MAC层和物理PHY层中的一者或者它们的组合从所述第一设备接收所述第一设备的V2X消息类型信息和/或V2X消息的发送距离信息。
- 根据权利要求106-115中任一项所述的设备,其特征在于,所述第一消息为以下消息中的一个:V2X消息、可穿戴业务消息、基于蜂窝的窄带物联网NB-IOT业务消息、宽带业务消息。
- 一种通信系统,其特征在于,包括权利要求59-70中任一项所述的第一设备和权利要求71-82中任一项所述的第二设备,或者,包括权利要求83-88中任一项所述的第一设备和权利要求89-94中任一项所述的第二设备,或者,包括权利要求95-105中任一项所述的第一设备和权利要求106-116中任一项所述的第二设备。
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EP3448109B1 (en) | 2022-07-20 |
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