WO2018058440A1 - 传输信息的方法、网络设备和终端设备 - Google Patents
传输信息的方法、网络设备和终端设备 Download PDFInfo
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- H04W28/24—Negotiating SLA [Service Level Agreement]; Negotiating QoS [Quality of Service]
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Definitions
- the present invention relates to the field of communications, and more particularly to a method of transmitting information, a network device, and a terminal device.
- the random access process is first performed, and the random access process causes a certain delay.
- the terminal device When the terminal device only needs to transmit some small data packets, it is more reasonable to adopt a contention-based manner, that is, the terminal device autonomously selects the wireless resource to the network device without obtaining the network device scheduling. Transfer small packets.
- Embodiments of the present invention provide a method, a network device, and a terminal device for transmitting information, which can reduce the collision probability of contention-based data transmission.
- a method of transmitting information comprising:
- the resource pool allocation information includes resource information and associated information of each of the plurality of resource pools based on the content of the contention accessing resource;
- the method for transmitting information in the embodiment of the present invention can enable different terminal devices to select resources of different resource pools through resource pool allocation information, thereby reducing the collision probability of contention-based data transmission.
- determining resource pool allocation information includes:
- the resource pool allocation information is determined according to the quality of service QoS level,
- the association information includes information about a QoS level corresponding to each resource pool in the multiple resource pools.
- the method further includes:
- the multiple resource pools are used.
- the QoS level of the first resource pool is higher than the QoS level of the second resource pool.
- the first resource pool adjustment information is sent, where the first resource pool adjustment information is used to indicate the adjustment of the first resource pool and the second resource pool.
- determining resource pool allocation information includes:
- the resource pool allocation information is determined according to the application priority.
- the association information includes information about an application priority corresponding to each resource pool in the multiple resource pools.
- the method further includes:
- the partial resources of the fourth resource pool of the multiple resource pools are adjusted to the third resource pool, where the third resource pool corresponds to The application priority is higher than the application priority corresponding to the fourth resource pool;
- the second resource pool adjustment information is sent, where the second resource pool adjustment information is used to indicate the adjustment of the third resource pool and the fourth resource pool.
- the association information includes information about terminal devices corresponding to each of the plurality of resource pools.
- determining resource pool allocation information includes:
- the resource pool allocation information is determined according to the received signal strength, wherein the difference of the received signal strengths corresponding to the terminal devices corresponding to the same resource pool is within a predetermined range.
- the method further includes:
- the third resource pool adjustment information is sent, where the third resource pool adjustment information is used to indicate the adjustment of the fifth resource pool.
- adjusting the number of the terminal devices corresponding to the fifth resource pool or adjusting the resources of the fifth resource pool according to the detection ratio corresponding to the fifth resource pool in the multiple resource pools including:
- the detection ratio corresponding to the fifth resource pool is lower than the first predetermined value, reduce the number of terminal devices corresponding to the fifth resource pool or increase the resources of the fifth resource pool; or
- the detection ratio corresponding to the fifth resource pool is higher than the second predetermined value, increase the number of terminal devices corresponding to the fifth resource pool or reduce resources of the fifth resource pool.
- the method further includes:
- the fourth resource pool adjustment information is sent, where the fourth resource pool adjustment information is used to indicate the adjustment of the resource pool corresponding to the first terminal device.
- the resource pool corresponding to the first terminal device is adjusted according to the interference situation of the first terminal device, including:
- the interference received by the first terminal device is greater than the third predetermined value, change the resource pool corresponding to the first terminal device or increase the resource of the resource pool corresponding to the first terminal device.
- the method further includes:
- the method further includes:
- the fifth resource pool adjustment information is sent, where the fifth resource pool adjustment information is used to indicate the adjustment of the resource pool corresponding to the second terminal device.
- the resource pool corresponding to the second terminal device is adjusted according to the data traffic of the second terminal device, including:
- the resource pool corresponding to the second terminal device is changed to a resource pool with a smaller number of corresponding terminal devices or the resource corresponding to the second terminal device is added. Pool resources; or,
- the method further includes:
- the sixth resource pool adjustment information is sent, where the sixth resource pool adjustment information is used to indicate the adjustment of the resource pool corresponding to the third terminal device.
- the resource pool corresponding to the third terminal device is adjusted according to the number of attempts of the third terminal device, including:
- the method further includes:
- sending the resource pool allocation information includes:
- the resource pool allocation information is sent through broadcast or higher layer signaling.
- resource pool adjustment information is sent by broadcast or higher layer signaling.
- the method for transmitting information in the embodiment of the present invention can reduce the collision probability of the contention-based data transmission and improve the access success rate by allocating the resource pool and dynamically adjusting the resource pool.
- a method of transmitting information including:
- Resource pool allocation information sent by the network device, where the resource pool allocation information includes resource information and associated information of each of the plurality of resource pools based on the content of the contention accessing resource;
- Data transmission is performed by resources in the resource pool corresponding to the first terminal device.
- the method for transmitting information determines a corresponding resource pool according to resource pool allocation information, and selects resources of the resource pool for data transmission, thereby reducing collision probability of contention-based data transmission.
- the association information includes information about a quality of service QoS level corresponding to each of the multiple resource pools;
- the association information includes information about an application priority corresponding to each of the multiple resource pools
- the resource pool corresponding to the application priority of the first terminal device is determined according to the resource pool allocation information.
- the association information includes each resource pool in the multiple resource pools Corresponding information about the terminal device.
- the method further includes:
- the resource pool corresponding to the first terminal device is determined according to the resource pool adjustment information.
- the method for transmitting information determines the corresponding resource pool according to the resource pool allocation information and the resource pool adjustment information, and selects the resource of the resource pool for data transmission, thereby reducing the collision probability of the contention-based data transmission, and improving the collision probability. Success rate.
- a network device comprising means for performing the method of the first aspect or any of the possible implementations of the first aspect.
- a terminal device comprising means for performing the method of any of the second aspect or any of the possible implementations of the second aspect.
- a network device in a fifth aspect, includes a processor, a memory, and a communication interface.
- the processor is coupled to the memory and communication interface.
- the memory is for storing instructions for the processor to execute, and the communication interface is for communicating with other network elements under the control of the processor.
- the processor executes the instructions stored by the memory, the execution causes the processor to perform the method of the first aspect or any of the possible implementations of the first aspect.
- a terminal device in a sixth aspect, includes a processor, a memory, and a communication interface.
- the processor is coupled to the memory and communication interface.
- the memory is for storing instructions for the processor to execute, and the communication interface is for communicating with other network elements under the control of the processor.
- the processor executes the instructions stored by the memory, the execution causes the processor to perform the method of any of the possible implementations of the second aspect or the second aspect.
- a seventh aspect a computer readable medium for storing a computer program, the computer program comprising instructions for performing the method of the first aspect or any of the possible implementations of the first aspect.
- a computer readable medium for storing a computer program comprising instructions for performing the method of the second aspect or any of the possible implementations of the second aspect.
- FIG. 1 is a schematic diagram of a communication system to which an embodiment of the present invention may be applied.
- FIG. 2 is a schematic flow chart of a method for transmitting information according to an embodiment of the present invention.
- FIG. 3 is a schematic flowchart of a method for transmitting information according to another embodiment of the present invention.
- FIG. 4 is a schematic block diagram of a network device in accordance with an embodiment of the present invention.
- FIG. 5 is a schematic block diagram of a terminal device according to an embodiment of the present invention.
- FIG. 6 is a schematic structural diagram of a network device according to another embodiment of the present invention.
- FIG. 7 is a schematic structural diagram of a terminal device according to another embodiment of the present invention.
- network 100 can include network device 102 and terminal devices 104, 106, 108, 110, 112, and 114, wherein the network device and the terminal device are connected by wireless.
- FIG. 1 only illustrates a network including a network device as an example, but the embodiment of the present invention is not limited thereto.
- the network may further include more network devices; similarly, the network may also include more terminals.
- the device, and the network device may also include other devices.
- the present invention describes various embodiments in connection with a terminal device.
- the terminal device may also refer to a user equipment (User Equipment, UE), an access terminal, a subscriber unit, a subscriber station, a mobile station, a mobile station, a remote station, a remote terminal, a mobile device, a user terminal, a terminal, a wireless communication device, and a user agent.
- the access terminal may be a cellular phone, a cordless phone, a Session Initiation Protocol (SIP) phone, a Wireless Local Loop (WLL) station, or a Personal Digital Assistant ("PDA").
- PLMN public land mobile networks
- the present invention describes various embodiments in connection with a network device.
- the network device may be a device for communicating with the terminal device, and the network device may be a base station (Base Transceiver Station, BTS) in GSM or CDMA, or a base station (NodeB, NB) in the WCDMA system, or may be LTE.
- BTS Base Transceiver Station
- NodeB, NB base station
- the evolved base station (Evolutional Node B, eNB or eNodeB) in the system may also be a wireless controller in a Cloud Radio Access Network (CRAN) scenario, or the network device may be a relay station or an access point.
- CRAN Cloud Radio Access Network
- the term “resource” refers to a resource used for data transmission, and may include resources such as a frequency domain, a time domain, a code domain, and a sequence, but the present invention is not limited thereto.
- resources based on contention access are divided into multiple resource pools.
- the division of the resource pool can be based on various information, which is not limited by the present invention.
- Various embodiments are described in detail below.
- FIG. 2 shows a schematic flow diagram of a method 200 of transmitting information in accordance with an embodiment of the present invention.
- the method 200 is performed by a network device, such as the network device 102 of FIG. As shown in FIG. 2, the method 200 includes:
- the network device divides the resources based on the contention access into multiple resource pools, and sends the resource pool allocation information to the terminal device, so that the terminal device can determine the corresponding resource pool according to the resource pool allocation information. Then select resources for data transmission. Since the resources based on the contention access are divided into multiple resource pools, the terminal devices corresponding to different resource pools do not select the same resource, thereby reducing the collision probability.
- the method for transmitting information in the embodiment of the present invention can enable different terminal devices to select resources of different resource pools through resource pool allocation information, thereby reducing the collision probability of contention-based data transmission.
- the network device may send the resource pool allocation information by using broadcast or high layer signaling.
- the network device may also send the resource pool allocation information through other signaling, which is not limited by the present invention.
- the resource pool may be allocated in various forms, and correspondingly, the resource pool Assignment information can also take many forms.
- the network device may determine the resource pool allocation information according to a quality of service (QoS) level.
- QoS quality of service
- the association information may include information of a QoS level corresponding to each of the plurality of resource pools.
- the network device may allocate a resource pool according to the QoS level.
- the QoS level of the current service has three levels, and the network device can allocate at least three resource pools and put the access services of the same QoS into the same resource pool.
- the higher the QoS level the fewer the number of terminals allocated by the corresponding resource pool, that is, the more resources of the resource pool.
- the network device sends the resource information of each resource pool and the QoS level information corresponding to each resource pool to the terminal device.
- the terminal device can determine the corresponding resource pool according to the QoS level of the service, and then select the resource for access.
- each terminal device can support services of different QoS levels, and the same terminal device can use different resource pools for uplink access according to specific services.
- the network device may further adjust the resource pool according to the usage of the resource pool, and notify the terminal device of the adjustment.
- the network device may adjust, when the resources of the first resource pool in the multiple resource pools are insufficient, part of resources of the second resource pool of the multiple resource pools to In the first resource pool, the QoS level corresponding to the first resource pool is higher than the QoS level corresponding to the second resource pool;
- the network device sends the resource pool adjustment information to notify the terminal device of the resource pool adjustment.
- the resource pool adjustment information (including the resource pool adjustment information in the following embodiments) may be sent by using broadcast or higher layer signaling. It should be understood that the information may be sent by other signaling. .
- the network device may determine the resource pool allocation information according to an application priority.
- the association information includes information of an application priority corresponding to each of the plurality of resource pools.
- the network device may allocate a resource pool according to an application priority.
- the priority of the application may be determined according to requirements of the application for delay, traffic, specific class information, or specific user terminal equipment.
- the network device allocates the resource pool and the size of each resource pool according to the application priority from high to low (high priority indicates more important). For example, a resource pool corresponding to a high application priority may have more resources.
- the network device sends the resource information of each resource pool and the information of the application priority corresponding to each resource pool to the terminal device.
- the terminal device can determine a corresponding resource pool according to its application priority, and then select a resource for access.
- the network device may adjust, when the resources of the third resource pool in the multiple resource pools are insufficient, part of resources of the fourth resource pool of the multiple resource pools to the In the third resource pool, the application priority corresponding to the third resource pool is higher than the application priority corresponding to the fourth resource pool;
- the resource pool corresponding to the high application priority when the resource pool corresponding to the high application priority is insufficient (for example, it may be determined according to the access success rate), the resource pool corresponding to the low application priority may be allocated (for example, in a low-to-high order). Some resources. Then, the network device sends the resource pool adjustment information to notify the terminal device of the resource pool adjustment.
- the association information may include information about a terminal device corresponding to each of the multiple resource pools.
- the resource pool allocation information may include resource information of each resource pool and information of the terminal device corresponding to each resource pool.
- the information of the terminal device may be the identifier of the terminal device, but the invention is not limited thereto.
- which terminal device corresponds to which resource pool may be determined according to various manners, which is not limited by the present invention. For example, it may be determined according to conditions such as priority, location information, or signal strength of the terminal device.
- the network device may determine the resource pool allocation information according to the received signal strength, where the difference of the received signal strengths corresponding to the terminal devices corresponding to the same resource pool is within a predetermined range.
- the network device may receive the received signal strength according to the received signal of the receiving terminal device.
- the terminal devices with similar received signal strengths are allocated to a resource pool to ensure that terminal devices with weak signal strength are not overwhelmed by terminal devices with strong signal strength.
- the terminal device may also substantially control the transmit power of the access signal according to the downlink path loss, so as to ensure that the access signal received by the network device substantially maintains a similar signal strength.
- the network device may further adjust the number of the terminal devices corresponding to the fifth resource pool or adjust the fifth according to the detection ratio corresponding to the fifth resource pool in the multiple resource pools.
- the network device can dynamically adjust the resource pool.
- the resource pool can be adjusted by adjusting the number of terminal devices in the resource pool or adjusting the resources of the resource pool. For example, according to the detection ratio corresponding to the resource pool, the number of terminal devices in the resource pool may be adjusted or the resources of the resource pool may be adjusted according to the received signal strength corresponding to the resource pool.
- the detection ratio corresponding to the fifth resource pool is lower than the first predetermined value, the number of terminal devices corresponding to the fifth resource pool is decreased or the fifth resource pool is increased. Resources; or
- the detection ratio corresponding to the fifth resource pool is higher than the second predetermined value, increase the number of terminal devices corresponding to the fifth resource pool or reduce resources of the fifth resource pool.
- the detection ratio corresponding to a resource pool is low (or the corresponding received signal strength is high and the corresponding detection ratio is low), the number of terminal devices corresponding to the resource pool is decreased or the resource pool is increased. Resources; or
- the detection ratio of a resource pool is high, the number of terminal devices corresponding to the resource pool is increased or the resources of the resource pool are decreased.
- the network device may further adjust the resource pool corresponding to the first terminal device according to the interference situation received by the first terminal device;
- the network device can adjust the resource pool corresponding to the terminal device according to the interference situation received by the terminal device.
- the resource pool corresponding to the first terminal device is changed or the resource pool corresponding to the first terminal device is increased.
- the network device can determine which terminal device is subjected to relatively large interference according to the interference situation received by the terminal device, and then allocate the terminal device to other resource pools.
- the network device may receive an interference situation that is sent by the first terminal device that is sent by the first terminal device.
- the network device may further adjust the resource pool corresponding to the second terminal device according to the data traffic of the second terminal device;
- the fifth resource pool adjustment information is sent, where the fifth resource pool adjustment information is used to indicate the adjustment of the resource pool corresponding to the second terminal device.
- the network device may allocate a resource pool according to data traffic of the terminal device, and adjust the resource pool.
- the resource pool corresponding to the second terminal device if the data traffic of the second terminal device is greater than the fourth predetermined value, change the resource pool corresponding to the second terminal device to a resource pool with a smaller number of corresponding terminal devices or increase the second terminal.
- Resources of the resource pool corresponding to the device or,
- a terminal device with a large data traffic more resources can be given, such as allocating the terminal device to a resource pool with a small number of terminal devices or increasing resources of a resource pool corresponding to the terminal device.
- a small amount of resources may be given, for example, the terminal device is allocated to a resource pool with a large number of terminal devices, or resources of the resource pool corresponding to the terminal device are reduced.
- the network device may further adjust the resource pool corresponding to the third terminal device according to the attempted access times of the third terminal device;
- the network device may allocate a resource pool according to the number of attempts of the terminal device to access, and adjust the resource pool.
- the resource pool corresponding to the third terminal device is changed to a resource pool with a smaller number of corresponding terminal devices, or the number is increased. Resources of the resource pool corresponding to the three terminal devices; or
- the third terminal device pair The resource pool of the corresponding terminal device is changed to the resource pool with a larger number of terminal devices or the resource pool corresponding to the third terminal device.
- a terminal device that attempts to access a large number of times more resources can be given, for example, the terminal device is allocated to a resource pool with a smaller number of terminal devices or the resource pool corresponding to the terminal device is increased.
- a small amount of resources may be given, for example, the terminal device is allocated to a resource pool with a large number of terminal devices, or the resource pool corresponding to the terminal device is reduced.
- the network device may receive the attempted access times of the third terminal device sent by the third terminal device.
- the terminal device may append the number of attempts to access to the uploading signal to the network device.
- the network device may also allocate multiple resource pools to reserve one terminal device. If the terminal device fails to access the resource pool multiple times in one resource pool, it may switch to another resource pool to continue the attempt.
- the method for transmitting information in the embodiment of the present invention can reduce the collision probability of the contention-based data transmission and improve the access success rate by allocating the resource pool and dynamically adjusting the resource pool.
- the method for transmitting information according to the embodiment of the present invention is described above from the network device side.
- the method for transmitting information according to the embodiment of the present invention is described below from the terminal device side.
- FIG. 3 shows a schematic flow diagram of a method 300 of transmitting information in accordance with an embodiment of the present invention.
- the method 300 is performed by a terminal device (hereinafter referred to as a first terminal device), such as the terminal device of FIG.
- a terminal device hereinafter referred to as a first terminal device
- the method 300 includes:
- S310 Receive resource pool allocation information sent by the network device, where the resource pool allocation information includes resource information and associated information of each resource pool of the multiple resource pools based on the content of the contention accessing resource;
- S330 Perform data transmission by using resources in the resource pool corresponding to the first terminal device.
- the network device divides the resources based on the contention access into multiple resource pools, and sends the resource pool allocation information to the terminal device, and the terminal device determines the corresponding resource pool according to the resource pool allocation information, and then selects the resource. Data transfer. Since the resources based on the contention access are divided into multiple resource pools, the terminal devices corresponding to different resource pools do not select the same resource, thereby reducing the collision probability.
- the method for transmitting information according to the embodiment of the present invention determines the corresponding according to the resource pool allocation information.
- the resource pool and the resources of the resource pool are selected for data transmission, which can reduce the collision probability of contention-based data transmission.
- the association information includes information about a quality of service QoS level corresponding to each of the multiple resource pools;
- the first terminal device may determine, according to the resource pool allocation information, a resource pool corresponding to the QoS level of the first terminal device.
- the association information includes information about an application priority corresponding to each resource pool in the multiple resource pools;
- the first terminal device may determine, according to the resource pool allocation information, a resource pool corresponding to the application priority of the first terminal device.
- the association information includes information about a terminal device corresponding to each of the plurality of resource pools.
- the first terminal device may further receive resource pool adjustment information that is sent by the network device, where the resource pool adjustment information is used to indicate that the resource pool corresponding to the first terminal device is adjusted;
- the resource pool corresponding to the first terminal device is determined according to the resource pool adjustment information.
- the method for transmitting information determines the corresponding resource pool according to the resource pool allocation information and the resource pool adjustment information, and selects the resource of the resource pool for data transmission, thereby reducing the collision probability of the contention-based data transmission, and improving the collision probability. Success rate.
- the size of the sequence numbers of the above processes does not mean the order of execution, and the order of execution of each process should be determined by its function and internal logic, and should not be taken to the embodiments of the present invention.
- the implementation process constitutes any limitation.
- the method of transmitting information according to an embodiment of the present invention has been described in detail above, and a network device and a terminal device according to an embodiment of the present invention will be described below. It should be understood that the network device and the terminal device in the embodiments of the present invention may perform various methods in the foregoing embodiments of the present invention, that is, the specific working processes of the following various devices, and may refer to the corresponding processes in the foregoing method embodiments.
- FIG. 4 shows a schematic block diagram of a network device 400 in accordance with an embodiment of the present invention.
- the network device 400 includes:
- the processing module 410 is configured to determine resource pool allocation information, where the resource pool allocation information includes resource information and associated information of each of the plurality of resource pools based on the content of the contention accessing resource;
- the transceiver module 420 is configured to send the resource pool allocation information.
- the network device in the embodiment of the present invention can enable different terminal devices to select resources of different resource pools through resource pool allocation information, thereby reducing the collision probability of contention-based data transmission.
- the processing module 410 is specifically configured to:
- the resource pool allocation information is determined according to the quality of service QoS level,
- the association information includes information about a QoS level corresponding to each resource pool in the multiple resource pools.
- the processing module 410 is further configured to: when the resources of the first resource pool in the multiple resource pools are insufficient, the second resource pool of the multiple resource pools The QoS level corresponding to the first resource pool is higher than the QoS level corresponding to the second resource pool;
- the transceiver module 420 is further configured to send the first resource pool adjustment information, where the first resource pool adjustment information is used to indicate the adjustment of the first resource pool and the second resource pool.
- the processing module 410 is specifically configured to:
- the resource pool allocation information is determined according to the application priority.
- the association information includes information about an application priority corresponding to each resource pool in the multiple resource pools.
- the processing module 410 is further configured to: when the resources of the third resource pool in the multiple resource pools are insufficient, the fourth resource pool of the multiple resource pools And the application of the third resource pool is higher than the application priority corresponding to the fourth resource pool;
- the transceiver module 420 is further configured to send the second resource pool adjustment information, where the second resource pool adjustment information is used to indicate the adjustment of the third resource pool and the fourth resource pool.
- the association information includes information about a terminal device corresponding to each of the plurality of resource pools.
- the processing module 410 is specifically configured to:
- the resource pool allocation information is determined according to the received signal strength, wherein the difference of the received signal strengths corresponding to the terminal devices corresponding to the same resource pool is within a predetermined range.
- the processing module 410 is further configured to: according to the multiple Adjusting the detection ratio of the fifth resource pool in the resource pool, adjusting the number of terminal devices corresponding to the fifth resource pool, or adjusting the resources of the fifth resource pool;
- the transceiver module 420 is further configured to send third resource pool adjustment information, where the third resource pool adjustment information is used to indicate the adjustment of the fifth resource pool.
- the processing module 410 is specifically configured to:
- the detection ratio corresponding to the fifth resource pool is lower than the first predetermined value, reduce the number of terminal devices corresponding to the fifth resource pool or increase the resources of the fifth resource pool; or
- the detection ratio corresponding to the fifth resource pool is higher than the second predetermined value, increase the number of terminal devices corresponding to the fifth resource pool or reduce resources of the fifth resource pool.
- the processing module 410 is further configured to: adjust, according to the interference situation received by the first terminal device, the resource pool corresponding to the first terminal device;
- the transceiver module 420 is further configured to send the fourth resource pool adjustment information, where the fourth resource pool adjustment information is used to indicate the adjustment of the resource pool corresponding to the first terminal device.
- the processing module 410 is specifically configured to:
- the interference received by the first terminal device is greater than the third predetermined value, change the resource pool corresponding to the first terminal device or increase the resource of the resource pool corresponding to the first terminal device.
- the transceiver module 420 is further configured to receive, by the first terminal device, an interference situation that is received by the first terminal device.
- the processing module 410 is further configured to: adjust, according to data traffic of the second terminal device, a resource pool corresponding to the second terminal device;
- the transceiver module 420 is further configured to send the fifth resource pool adjustment information, where the fifth resource pool adjustment information is used to indicate the adjustment of the resource pool corresponding to the second terminal device.
- the processing module 410 is specifically configured to:
- the resource pool corresponding to the second terminal device is changed to a resource pool with a smaller number of corresponding terminal devices or the resource corresponding to the second terminal device is added. Pool resources; or,
- the processing module 410 is further configured to: adjust, according to the number of attempts of the third terminal device, the resource pool corresponding to the third terminal device;
- the transceiver module 420 is further configured to send the sixth resource pool adjustment information, where the sixth resource pool adjustment information is used to indicate the adjustment of the resource pool corresponding to the third terminal device.
- the processing module 410 is specifically configured to:
- the resource pool corresponding to the third terminal device is changed to a resource pool with a smaller number of corresponding terminal devices or the corresponding third terminal device is added. Resources of the resource pool; or,
- the transceiver module 420 is further configured to receive an attempted access times of the third terminal device that is sent by the third terminal device.
- the transceiver module 420 is specifically configured to send the resource pool allocation information by using broadcast or high layer signaling.
- the network device in the embodiment of the present invention can reduce the collision probability of the contention-based data transmission and improve the access success rate by allocating the resource pool and dynamically adjusting the resource pool.
- the network device 400 may correspond to a network device in a method of transmitting information according to an embodiment of the present invention, and the above-described and other operations and/or functions of respective modules in the network device 400 respectively implement the foregoing respective methods The corresponding process, for the sake of brevity, will not be described here.
- FIG. 5 shows a schematic block diagram of a terminal device 500 according to an embodiment of the present invention.
- the terminal device 500 includes:
- the transceiver module 510 is configured to receive resource pool allocation information sent by the network device, where the resource pool allocation information includes resource information and associated information of each resource pool of the plurality of resource pools based on the content of the contention accessing resource;
- the processing module 520 is configured to determine, according to the resource pool allocation information, a resource pool corresponding to the terminal device, and perform data transmission by using resources in the resource pool corresponding to the terminal device.
- the network device in the embodiment of the present invention determines the corresponding resource pool according to the resource pool allocation information, and selects the resource of the resource pool for data transmission, thereby reducing the collision probability of the contention-based data transmission.
- the association information includes information about a quality of service QoS level corresponding to each of the multiple resource pools;
- the processing module specifically 520 is configured to determine, according to the resource pool allocation information, the terminal device Resource pool corresponding to the QoS level.
- the association information includes information about an application priority corresponding to each resource pool in the multiple resource pools;
- the processing module 520 is specifically configured to determine, according to the resource pool allocation information, a resource pool corresponding to an application priority of the terminal device.
- the association information includes information about a terminal device corresponding to each of the plurality of resource pools.
- the transceiver module 510 is further configured to: receive resource pool adjustment information sent by the network device, where the resource pool adjustment information is used to indicate adjustment of a resource pool corresponding to the terminal device;
- the processing module 520 is further configured to determine, according to the resource pool adjustment information, a resource pool corresponding to the terminal device.
- the terminal device in the embodiment of the present invention determines the corresponding resource pool according to the resource pool allocation information and the resource pool adjustment information, and selects the resource of the resource pool for data transmission, thereby reducing the collision probability of the contention-based data transmission and improving the access success. rate.
- the terminal device 500 may correspond to a terminal device in a method of transmitting information according to an embodiment of the present invention, and the above-described and other operations and/or functions of respective modules in the terminal device 500 respectively implement the foregoing respective methods
- the corresponding process for the sake of brevity, will not be described here.
- FIG. 6 shows a structure of a network device according to still another embodiment of the present invention, including at least one processor 602 (for example, a CPU), at least one network interface 605 or other communication interface, a memory 606, and at least one communication bus 603. Used to implement connection communication between these components.
- the processor 602 is configured to execute executable modules, such as computer programs, stored in the memory 606.
- the memory 606 may include a high speed random access memory (RAM), and may also include a non-volatile memory such as at least one disk memory.
- a communication connection with at least one other network element is achieved by at least one network interface 605 (which may be wired or wireless).
- memory 606 stores program 6061, and processor 602 executes program 6061 for performing the methods of the various embodiments of the invention described above.
- FIG. 7 shows a structure of an MME according to still another embodiment of the present invention, including at least one processor 702 (for example, a CPU), at least one network interface 705 or other communication interface, a memory 706, and at least one communication bus 703. To achieve connection communication between these components.
- Processor 702 is for executing an executable module, such as a computer program, stored in memory 706.
- the memory 706 may include a high speed random access memory (RAM), and may also include a non-volatile memory such as at least one disk memory.
- a communication connection with at least one other network element is achieved by at least one network interface 705 (which may be wired or wireless).
- the memory 706 stores a program 7061
- the processor 702 executes the program 7061 for performing the methods of the foregoing various embodiments of the present invention.
- the term "and/or” is merely an association relationship describing an associated object, indicating that there may be three relationships.
- a and/or B may indicate that A exists separately, and A and B exist simultaneously, and B cases exist alone.
- the character "/" in this article generally indicates that the contextual object is an "or" relationship.
- the disclosed systems, devices, and methods may be implemented in other manners.
- the device embodiments described above are merely illustrative.
- the division of the unit is only a logical function division.
- there may be another division manner for example, multiple units or components may be combined or Can be integrated into another system, or some features can be ignored or not executed.
- the mutual coupling or direct coupling or communication connection shown or discussed may be an indirect coupling or communication connection through some interface, device or unit, or an electrical, mechanical or other form of connection.
- the units described as separate components may or may not be physically separate.
- the components displayed for the unit may or may not be physical units, ie may be located in one place, or may be distributed over multiple network units. Some or all of the units may be selected according to actual needs to achieve the objectives of the embodiments of the present invention.
- each functional unit in each embodiment of the present invention may be integrated into one processing unit, or each unit may exist physically separately, or two or more units may be integrated into one unit.
- the above integrated unit can be implemented in the form of hardware or in the form of a software functional unit.
- the integrated unit if implemented in the form of a software functional unit and sold or used as a standalone product, may be stored in a computer readable storage medium.
- the technical solution of the present invention contributes in essence or to the prior art, or all or part of the technical solution may be embodied in the form of a software product stored in a storage medium.
- a number of instructions are included to cause a computer device (which may be a personal computer, server, or network device, etc.) to perform all or part of the steps of the methods described in various embodiments of the present invention.
- the foregoing storage medium includes: a U disk, a mobile hard disk, a read-only memory (ROM), a random access memory (RAM), a magnetic disk, or an optical disk, and the like. .
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Abstract
Description
Claims (46)
- 一种传输信息的方法,其特征在于,包括:确定资源池分配信息,其中,所述资源池分配信息包括基于竞争接入的资源的多个资源池中每个资源池的资源信息和关联信息;发送所述资源池分配信息。
- 根据权利要求1所述的方法,其特征在于,所述确定资源池分配信息,包括:根据服务质量QoS级别确定所述资源池分配信息,其中,所述关联信息包括所述多个资源池中每个资源池对应的QoS级别的信息。
- 根据权利要求2所述的方法,其特征在于,所述方法还包括:在所述多个资源池中的第一资源池的资源不够用时,将所述多个资源池中的第二资源池的部分资源调整到所述第一资源池中,其中,所述第一资源池对应的QoS级别高于所述第二资源池对应的QoS级别;发送第一资源池调整信息,所述第一资源池调整信息用于指示所述第一资源池和所述第二资源池的调整。
- 根据权利要求1所述的方法,其特征在于,所述确定资源池分配信息,包括:根据应用优先级确定所述资源池分配信息,其中,所述关联信息包括所述多个资源池中每个资源池对应的应用优先级的信息。
- 根据权利要求4所述的方法,其特征在于,所述方法还包括:在所述多个资源池中的第三资源池的资源不够用时,将所述多个资源池中的第四资源池的部分资源调整到所述第三资源池中,其中,所述第三资源池对应的应用优先级高于所述第四资源池对应的应用优先级;发送第二资源池调整信息,所述第二资源池调整信息用于指示所述第三资源池和所述第四资源池的调整。
- 根据权利要求1所述的方法,其特征在于,所述关联信息包括所述多个资源池中每个资源池对应的终端设备的信息。
- 根据权利要求6所述的方法,其特征在于,所述确定资源池分配信息,包括:根据接收信号强度确定所述资源池分配信息,其中,同一资源池对应的终端设备所对应的接收信号强度的差别在预定范围内。
- 根据权利要求6所述的方法,其特征在于,所述方法还包括:根据所述多个资源池中的第五资源池对应的检测比率,调整所述第五资源池对应的终端设备的数量或者调整所述第五资源池的资源;发送第三资源池调整信息,所述第三资源池调整信息用于指示所述第五资源池的调整。
- 根据权利要求8所述的方法,其特征在于,所述根据所述多个资源池中的第五资源池对应的检测比率,调整所述第五资源池对应的终端设备的数量或者调整所述第五资源池的资源,包括:若所述第五资源池对应的检测比率低于第一预定值,则减少所述第五资源池对应的终端设备的数量或者增加所述第五资源池的资源;或者若所述第五资源池对应的检测比率高于第二预定值,则增加所述第五资源池对应的终端设备的数量或者减少所述第五资源池的资源。
- 根据权利要求6所述的方法,其特征在于,所述方法还包括:根据第一终端设备受到的干扰情况,调整所述第一终端设备对应的资源池;发送第四资源池调整信息,所述第四资源池调整信息用于指示所述第一终端设备对应的资源池的调整。
- 根据权利要求10所述的方法,其特征在于,所述根据第一终端设备的干扰情况,调整所述第一终端设备对应的资源池,包括:若所述第一终端设备受到的干扰大于第三预定值,则更改所述第一终端设备对应的资源池或者增加所述第一终端设备对应的资源池的资源。
- 根据权利要求10或11所述的方法,其特征在于,所述方法还包括:接收所述第一终端设备发送的所述第一终端设备受到的干扰情况。
- 根据权利要求6所述的方法,其特征在于,所述方法还包括:根据第二终端设备的数据流量,调整所述第二终端设备对应的资源池;发送第五资源池调整信息,所述第五资源池调整信息用于指示所述第二终端设备对应的资源池的调整。
- 根据权利要求13所述的方法,其特征在于,所述根据第二终端设备的数据流量,调整所述第二终端设备对应的资源池,包括:若所述第二终端设备的数据流量大于第四预定值,则将所述第二终端设备对应的资源池更改为所对应的终端设备的数量较少的资源池或者增加所述第二终端设备对应的资源池的资源;或者,若所述第二终端设备的数据流量小于第五预定值,则将所述第二终端设备对应的资源池更改为所对应的终端设备的数量较多的资源池或者减少所述第二终端设备对应的资源池的资源。
- 根据权利要求6所述的方法,其特征在于,所述方法还包括:根据第三终端设备的尝试接入次数,调整所述第三终端设备对应的资源池;发送第六资源池调整信息,所述第六资源池调整信息用于指示所述第三终端设备对应的资源池的调整。
- 根据权利要求15所述的方法,其特征在于,所述根据第三终端设备的尝试接入次数,调整所述第三终端设备对应的资源池,包括:若所述第三终端设备的尝试接入次数大于第六预定值,则将所述第三终端设备对应的资源池更改为所对应的终端设备的数量较少的资源池或者增加所述第三终端设备对应的资源池的资源;或者,若所述第三终端设备的数据流量小于第七预定值,则将所述第三终端设备对应的资源池更改为所对应的终端设备的数量较多的资源池或者减少所述第三终端设备对应的资源池的资源。
- 根据权利要求15或16所述的方法,其特征在于,所述方法还包括:接收所述第三终端设备发送的所述第三终端设备的尝试接入次数。
- 根据权利要求1至17中任一项所述的方法,其特征在于,所述发送所述资源池分配信息,包括:通过广播或高层信令发送所述资源池分配信息。
- 一种传输信息的方法,其特征在于,包括:接收网络设备发送的资源池分配信息,其中,所述资源池分配信息包括基于竞争接入的资源的多个资源池中每个资源池的资源信息和关联信息;根据所述资源池分配信息,确定第一终端设备对应的资源池;通过所述第一终端设备对应的资源池中的资源进行数据传输。
- 根据权利要求19所述的方法,其特征在于,所述关联信息包括所述多个资源池中每个资源池对应的服务质量QoS级别的信息;所述根据所述资源池分配信息,确定第一终端设备对应的资源池,包括:根据所述资源池分配信息,确定所述第一终端设备的QoS级别对应的资源池。
- 根据权利要求19所述的方法,其特征在于,所述关联信息包括所述多个资源池中每个资源池对应的应用优先级的信息;所述根据所述资源池分配信息,确定第一终端设备对应的资源池,包括:根据所述资源池分配信息,确定所述第一终端设备的应用优先级对应的资源池。
- 根据权利要求19所述的方法,其特征在于,所述关联信息包括所述多个资源池中每个资源池对应的终端设备的信息。
- 根据权利要求19至22中任一项所述的方法,其特征在于,所述方法还包括:接收所述网络设备发送的资源池调整信息,所述资源池调整信息用于指示所述第一终端设备对应的资源池的调整;根据所述资源池调整信息,确定所述第一终端设备对应的资源池。
- 一种网络设备,其特征在于,包括:处理模块,用于确定资源池分配信息,其中,所述资源池分配信息包括基于竞争接入的资源的多个资源池中每个资源池的资源信息和关联信息;收发模块,用于发送所述资源池分配信息。
- 根据权利要求24所述的网络设备,其特征在于,所述处理模块具体用于,根据服务质量QoS级别确定所述资源池分配信息,其中,所述关联信息包括所述多个资源池中每个资源池对应的QoS级别的信息。
- 根据权利要求25所述的网络设备,其特征在于,所述处理模块还用于,在所述多个资源池中的第一资源池的资源不够用时,将所述多个资源池中的第二资源池的部分资源调整到所述第一资源池中,其中,所述第一资源池对应的QoS级别高于所述第二资源池对应的QoS级别;所述收发模块还用于,发送第一资源池调整信息,所述第一资源池调整信息用于指示所述第一资源池和所述第二资源池的调整。
- 根据权利要求24所述的网络设备,其特征在于,所述处理模块具 体用于,根据应用优先级确定所述资源池分配信息,其中,所述关联信息包括所述多个资源池中每个资源池对应的应用优先级的信息。
- 根据权利要求27所述的网络设备,其特征在于,所述处理模块还用于,在所述多个资源池中的第三资源池的资源不够用时,将所述多个资源池中的第四资源池的部分资源调整到所述第三资源池中,其中,所述第三资源池对应的应用优先级高于所述第四资源池对应的应用优先级;所述收发模块还用于,发送第二资源池调整信息,所述第二资源池调整信息用于指示所述第三资源池和所述第四资源池的调整。
- 根据权利要求24所述的网络设备,其特征在于,所述关联信息包括所述多个资源池中每个资源池对应的终端设备的信息。
- 根据权利要求29所述的网络设备,其特征在于,所述处理模块具体用于,根据接收信号强度确定所述资源池分配信息,其中,同一资源池对应的终端设备所对应的接收信号强度的差别在预定范围内。
- 根据权利要求29所述的网络设备,其特征在于,所述处理模块还用于,根据所述多个资源池中的第五资源池对应的检测比率,调整所述第五资源池对应的终端设备的数量或者调整所述第五资源池的资源;所述收发模块还用于,发送第三资源池调整信息,所述第三资源池调整信息用于指示所述第五资源池的调整。
- 根据权利要求31所述的网络设备,其特征在于,所述处理模块具体用于,若所述第五资源池对应的检测比率低于第一预定值,则减少所述第五资源池对应的终端设备的数量或者增加所述第五资源池的资源;或者若所述第五资源池对应的检测比率高于第二预定值,则增加所述第五资源池对应的终端设备的数量或者减少所述第五资源池的资源。
- 根据权利要求29所述的网络设备,其特征在于,所述处理模块还用于,根据第一终端设备受到的干扰情况,调整所述第一终端设备对应的资源池;所述收发模块还用于,发送第四资源池调整信息,所述第四资源池调整 信息用于指示所述第一终端设备对应的资源池的调整。
- 根据权利要求33所述的网络设备,其特征在于,所述处理模块具体用于,若所述第一终端设备受到的干扰大于第三预定值,则更改所述第一终端设备对应的资源池或者增加所述第一终端设备对应的资源池的资源。
- 根据权利要求33或34所述的网络设备,其特征在于,所述收发模块还用于,接收所述第一终端设备发送的所述第一终端设备受到的干扰情况。
- 根据权利要求29所述的网络设备,其特征在于,所述处理模块还用于,根据第二终端设备的数据流量,调整所述第二终端设备对应的资源池;所述收发模块还用于,发送第五资源池调整信息,所述第五资源池调整信息用于指示所述第二终端设备对应的资源池的调整。
- 根据权利要求36所述的网络设备,其特征在于,所述处理模块具体用于,若所述第二终端设备的数据流量大于第四预定值,则将所述第二终端设备对应的资源池更改为所对应的终端设备的数量较少的资源池或者增加所述第二终端设备对应的资源池的资源;或者,若所述第二终端设备的数据流量小于第五预定值,则将所述第二终端设备对应的资源池更改为所对应的终端设备的数量较多的资源池或者减少所述第二终端设备对应的资源池的资源。
- 根据权利要求29所述的网络设备,其特征在于,所述处理模块还用于,根据第三终端设备的尝试接入次数,调整所述第三终端设备对应的资源池;所述收发模块还用于,发送第六资源池调整信息,所述第六资源池调整信息用于指示所述第三终端设备对应的资源池的调整。
- 根据权利要求38所述的网络设备,其特征在于,所述处理模块具体用于,若所述第三终端设备的尝试接入次数大于第六预定值,则将所述第三终端设备对应的资源池更改为所对应的终端设备的数量较少的资源池或者增加所述第三终端设备对应的资源池的资源;或者,若所述第三终端设备的数据流量小于第七预定值,则将所述第三终端设 备对应的资源池更改为所对应的终端设备的数量较多的资源池或者减少所述第三终端设备对应的资源池的资源。
- 根据权利要求38或39所述的网络设备,其特征在于,所述收发模块还用于,接收所述第三终端设备发送的所述第三终端设备的尝试接入次数。
- 根据权利要求24至40中任一项所述的网络设备,其特征在于,所述收发模块具体用于,通过广播或高层信令发送所述资源池分配信息。
- 一种终端设备,其特征在于,包括:收发模块,用于接收网络设备发送的资源池分配信息,其中,所述资源池分配信息包括基于竞争接入的资源的多个资源池中每个资源池的资源信息和关联信息;处理模块,用于根据所述资源池分配信息,确定所述终端设备对应的资源池,通过所述终端设备对应的资源池中的资源进行数据传输。
- 根据权利要求42所述的终端设备,其特征在于,所述关联信息包括所述多个资源池中每个资源池对应的服务质量QoS级别的信息;所述处理模块具体用于,根据所述资源池分配信息,确定所述终端设备的QoS级别对应的资源池。
- 根据权利要求42所述的终端设备,其特征在于,所述关联信息包括所述多个资源池中每个资源池对应的应用优先级的信息;所述处理模块具体用于,根据所述资源池分配信息,确定所述终端设备的应用优先级对应的资源池。
- 根据权利要求42所述的终端设备,其特征在于,所述关联信息包括所述多个资源池中每个资源池对应的终端设备的信息。
- 根据权利要求42至45中任一项所述的终端设备,其特征在于,所述收发模块还用于,接收所述网络设备发送的资源池调整信息,所述资源池调整信息用于指示所述终端设备对应的资源池的调整;所述处理模块还用于,根据所述资源池调整信息,确定所述终端设备对应的资源池。
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CN109891967B (zh) * | 2016-10-26 | 2023-12-15 | Lg电子株式会社 | 感测用于无线通信系统中的终端间的直接通信的资源的方法及其装置 |
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CN112311511B (zh) * | 2019-07-26 | 2023-06-06 | 华为技术有限公司 | 数据传输方法和装置 |
CN112312571A (zh) * | 2019-07-26 | 2021-02-02 | 中国电信股份有限公司 | 资源分配方法、装置、基站以及存储介质 |
WO2021058393A1 (en) * | 2019-09-26 | 2021-04-01 | Nokia Technologies Oy | Computing device comprising a pool of terminal devices and a controller |
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CN115209554A (zh) * | 2022-06-24 | 2022-10-18 | 东南大学 | 一种基于网络切片与noma的车联网半正定资源分配方法 |
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