WO2023108508A1 - 一种确定信道接入方式的方法、装置及可读存储介质 - Google Patents
一种确定信道接入方式的方法、装置及可读存储介质 Download PDFInfo
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W72/00—Local resource management
- H04W72/04—Wireless resource allocation
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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
- H04W72/23—Control channels or signalling for resource management in the downlink direction of a wireless link, i.e. towards a terminal
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W74/00—Wireless channel access
- H04W74/002—Transmission of channel access control information
- H04W74/006—Transmission of channel access control information in the downlink, i.e. towards the terminal
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W74/00—Wireless channel access
- H04W74/08—Non-scheduled access, e.g. ALOHA
- H04W74/0808—Non-scheduled access, e.g. ALOHA using carrier sensing, e.g. carrier sense multiple access [CSMA]
Definitions
- the present disclosure relates to the technical field of wireless communication, and in particular to a method, a device and a readable storage medium for determining a channel access mode.
- the sender In wireless communication technology, for example, in the fifth generation mobile communication technology (5th Generation Mobile Communication Technology, referred to as 5G), on the unlicensed spectrum, the sender generally needs to monitor the channel before occupying the channel to send data, that is, Perform a clear channel assessment (CCA). After the sender performs idle channel assessment, if the channel is determined to be idle, the channel can be occupied to send and receive data.
- the maximum channel occupation time (MCOT) is determined by the protocol or configured/indicated by the base station; if the channel is determined to be occupied, channel cannot be occupied.
- This process is generally referred to as a channel access (channel access) mechanism of LBT (listen before talk) on an unlicensed frequency band. LBT can also be divided into different types according to specific channel access parameters.
- the LBT-free channel access method can also be used, that is, the sending end does not need to do channel monitoring, and can directly occupy the channel.
- the downlink control information may have an information field used to indicate the channel access method for uplink transmission of the terminal.
- this information only contains one channel access mode information, and only considers the case where one DCI schedules one Physical Uplink Shared Channel (PUSCH).
- PUSCH Physical Uplink Shared Channel
- the present disclosure provides a method, device and readable storage medium for determining a channel access mode.
- a method for determining a channel access method is provided, and the method is executed by a user equipment, including:
- DCI Based on one channel access mode information in the downlink control information DCI, determine the channel access mode of more than one uplink channel scheduled by the DCI.
- the determining the channel access mode of more than one uplink channel scheduled by the DCI based on the channel access mode information in the DCI includes:
- the third type of channel access mode corresponds to a channel monitoring free channel access mode.
- the determining the channel access mode of more than one uplink channel scheduled by the DCI based on the channel access mode information in the DCI includes:
- the transmission burst includes one or more than one uplink channel
- the channel access mode of the third type corresponds to the channel access mode without channel monitoring.
- the determining the channel access mode of more than one uplink channel scheduled by the DCI based on the channel access mode information in the DCI includes:
- the transmission burst includes one or more than one uplink channel
- the channel access method of the first type is a channel access method of performing N times of channel monitoring, where N is the user equipment according to the first type of channel
- the initial value generated by access mode specification, N is an integer greater than zero.
- the method also includes:
- the determining the channel access mode of more than one uplink channel scheduled by the DCI based on the channel access mode information in the DCI includes:
- the transmission burst includes one or more than one uplink channel
- the channel access mode of the second type is a channel access mode in which channel monitoring is performed only once.
- the determining the channel access mode of more than one uplink channel scheduled by the DCI based on the channel access mode information in the DCI includes:
- the channel access mode information in the DCI indicating the second type of channel access mode determine that the channel access mode of the first transmission burst in the one or more uplink channels scheduled by the DCI is the second type Channel access method;
- the transmission burst includes one or more than one uplink channel
- the channel access mode of the second type is a channel access mode in which channel monitoring is performed only once.
- the method also includes:
- the access method is the second type channel access method
- the transmission burst includes one or more than one uplink channel
- the channel access mode of the second type is a channel access mode in which channel monitoring is performed only once.
- the method also includes:
- the following transmission burst In response to a channel access mode information in the DCI indicating a second type of channel access mode, in any two adjacent transmission bursts in one or more uplink channels scheduled by the DCI, the following transmission burst When the interval between the start time and the end time of the previous transmission burst is less than or equal to the set value, determine the channel access mode of the subsequent transmission burst and the channel access mode of the previous transmission burst same;
- the second type of channel access mode is a channel access mode in which channel monitoring is performed only once.
- the method also includes:
- the following transmission burst In response to a channel access mode information in the DCI indicating a second type of channel access mode, in any two adjacent transmission bursts in one or more uplink channels scheduled by the DCI, the following transmission burst When the interval between the start time and the end time of the previous transmission burst is greater than the set value, it is determined that the channel access mode of the subsequent transmission burst is the first type of channel access mode;
- the first type of channel access method is a channel access method for performing N times of channel monitoring, where N is an initial value generated by the user equipment according to the specification of the first type of channel access method, and N is greater than zero integer.
- the determining the channel access mode of more than one uplink channel scheduled by the DCI based on the channel access mode information in the DCI includes:
- the access method is the first type channel access method
- the first type of channel access method is a channel access method for performing N times of channel monitoring, where N is an initial value generated by the user equipment according to the specification of the first type of channel access method, and N is greater than zero integer.
- a communication device In a second aspect, a communication device is provided.
- the communication apparatus may be used to execute the steps performed by the user equipment in the above first aspect or any possible design of the first aspect.
- the user equipment can implement each function in the above methods in the form of a hardware structure, a software module, or a hardware structure plus a software module.
- the communication device described in the second aspect may include a processing module.
- the processing module is configured to determine a channel access mode of one or more uplink channels scheduled by the DCI based on one channel access mode information in the downlink control information DCI.
- the processing module is further configured to determine each of the more than one uplink channels scheduled by the DCI in response to the channel access mode information in the DCI indicating a third type of channel access mode.
- the channel access mode of the uplink channel is the third type channel access mode;
- the third type of channel access mode corresponds to a channel monitoring free channel access mode.
- the processing module is configured to, in response to one channel access mode information in the DCI indicating a third type of channel access mode, determine that each of the more than one uplink channels scheduled by the DCI The channel access mode for transmission burst is the third type channel access mode;
- the transmission burst includes one or more than one uplink channel
- the channel access mode of the third type corresponds to a channel access mode without channel monitoring.
- the processing module is further configured to, in response to one channel access mode information in the DCI indicating a first-type channel access mode, determine the The channel access mode of each transmission burst is the first type of channel access mode;
- the transmission burst includes one or more than one uplink channel
- the channel access method of the first type is a channel access method of performing N times of channel monitoring, where N is the user equipment according to the first type of channel
- the initial value generated by access mode specification, N is an integer greater than zero.
- the communication device further includes a transceiver module, configured to send a transmission burst corresponding to the channel access mode of the first type, and only when sending the first transmission burst included in the transmission burst Perform channel monitoring for an uplink channel.
- a transceiver module configured to send a transmission burst corresponding to the channel access mode of the first type, and only when sending the first transmission burst included in the transmission burst Perform channel monitoring for an uplink channel.
- the processing module is further configured to, in response to one channel access mode information in the DCI indicating a second type of channel access mode, determine the The channel access mode of each transmission burst is the second type of channel access mode;
- the transmission burst includes one or more than one uplink channel
- the channel access mode of the second type is a channel access mode that only performs channel monitoring once.
- the processing module is further configured to, in response to one channel access mode information in the DCI indicating a second type of channel access mode, determine the The channel access mode of the first transmission burst is the second type of channel access mode;
- the transmission burst includes one or more than one uplink channel
- the channel access mode of the second type is a channel access mode in which channel monitoring is performed only once.
- the processing module is further configured to, in response to one channel access mode information in the DCI indicating a second type of channel access mode, determine the one or more uplink channels scheduled by the DCI except The channel access mode of other transmission bursts than the first transmission burst is the second type of channel access mode;
- the transmission burst includes one or more than one uplink channel
- the channel access mode of the second type is a channel access mode in which channel monitoring is performed only once.
- the processing module is further configured to, in response to one channel access mode information in the DCI indicating a second type of channel access mode, any of the above one or more uplink channels scheduled by the DCI When the interval between the start time of the next transmission burst and the end time of the previous transmission burst in two adjacent transmission bursts is less than or equal to the set value, determine the channel connection of the latter transmission burst The access mode is the same as the channel access mode of the previous transmission burst;
- the second type of channel access mode is a channel access mode in which channel monitoring is performed only once.
- the processing module is further configured to, in response to one channel access mode information in the DCI indicating a second type of channel access mode, any of the above one or more uplink channels scheduled by the DCI When the interval between the start time of the next transmission burst and the end time of the previous transmission burst in two adjacent transmission bursts is greater than the set value, determine the channel access mode of the latter transmission burst It is the first type of channel access mode;
- the first type of channel access method is a channel access method for performing N times of channel monitoring, where N is an initial value generated by the user equipment according to the specification of the first type of channel access method, and N is greater than zero integer.
- the processing module is further configured to, in response to one channel access mode information in the DCI indicating a second type of channel access mode, determine the one or more uplink channels scheduled by the DCI except The channel access mode of other transmission bursts other than the first transmission burst is the first type of channel access mode;
- the first type of channel access method is a channel access method for performing N times of channel monitoring, where N is an initial value generated by the user equipment according to the specification of the first type of channel access method, and N is greater than zero integer.
- a communication device may be used to execute the steps executed by the network device in the above first aspect or any possible design of the first aspect.
- the network device can realize each function in the above-mentioned methods in the form of a hardware structure, a software module, or a hardware structure plus a software module.
- the communication device described in the third aspect may include a processing module.
- the processing module is configured to determine a channel access mode of one or more uplink channels scheduled by the DCI based on one channel access mode information in the downlink control information DCI.
- a communication device including a processor and a memory; the memory is used to store a computer program; the processor is used to execute the computer program, so as to realize the first aspect or any possibility of the first aspect the design of.
- a computer-readable storage medium is provided, and instructions (or computer programs, programs) are stored in the computer-readable storage medium, and when they are invoked and executed on a computer, the computer executes the above-mentioned first aspect. Or any possible design of the first aspect.
- FIG. 1 is a schematic diagram of a wireless communication system architecture provided by an embodiment of the present disclosure
- Fig. 2 is a flow chart showing a method for determining a channel access mode according to an exemplary embodiment
- Fig. 3 is a flow chart showing a method for determining a channel access mode according to an exemplary embodiment
- Fig. 4 is a flow chart showing a method for determining a channel access mode according to an exemplary embodiment
- Fig. 6 is a flow chart showing a method for determining a channel access mode according to an exemplary embodiment
- Fig. 7 is a flowchart showing a method for determining a channel access mode according to an exemplary embodiment
- Fig. 8 is a flowchart showing a method for determining a channel access mode according to an exemplary embodiment
- Fig. 9 is a flow chart showing a method for determining a channel access mode according to an exemplary embodiment
- Fig. 10 is a flow chart showing a method for determining a channel access mode according to an exemplary embodiment
- Fig. 11 is a structural diagram of an apparatus for determining a channel access mode according to an exemplary embodiment
- Fig. 12 is a structural diagram of an apparatus for determining a channel access mode according to an exemplary embodiment
- Fig. 13 is a structural diagram of an apparatus for determining a channel access manner according to an exemplary embodiment.
- FIG. 2 is a flowchart of a method for determining a channel access method according to an exemplary embodiment. As shown in Fig. 2 , the method includes:
- Step S201-1 the network device 101 determines the channel access mode of more than one uplink channel scheduled by the DCI based on the channel access mode information in the downlink control information (DCI), or determines the channel access mode of the DCI schedule according to the protocol.
- DCI downlink control information
- step S201-2 the user equipment 102 determines the channel access mode of more than one uplink channel scheduled by the DCI based on one channel access mode information in the downlink control information (DCI).
- DCI downlink control information
- the uplink channel is one of the following:
- PUSCH Physical Uplink Shared Channel
- PUCCH Physical Uplink Control Channel
- SRS Sounding Reference Signal
- the uplink channel is PUSCH.
- the channel access method includes:
- the first type of channel access method corresponds to the channel access method that performs N times of channel monitoring, where N is the initial value generated by the UE according to the specification of the first type channel access method, and N is An integer greater than zero.
- the value of N may be 1 or a value of 1 or more.
- the second type of channel access method corresponds to the channel access method that only performs channel monitoring once
- Type 3 channel access corresponds to the channel access method without channel monitoring, that is, no channel monitoring is required, but the channel can be directly accessed.
- a channel monitoring corresponds to performing a CCA
- the duration of performing a CCA may be 5us, 9us, etc.
- the UE monitors the energy level of the channel within this duration.
- a channel access mode information in the DCI is used to indicate a channel access mode of an uplink channel when a DCI schedules an uplink channel.
- one DCI can schedule up to 8 PUSCHs, and the more than one PUSCH may or may not be continuous in the time domain, or, the more than one PUSCH Some PUSCHs are continuous in the time domain, and some PUSCHs are discontinuous in the time domain.
- FIG. 3 is a flow chart of a method for determining a channel access method according to an exemplary embodiment. As shown in Figure 3, the method includes:
- Step S301 based on one channel access mode information in the downlink control information DCI, determine the channel access mode of more than one uplink channel scheduled by the DCI.
- the uplink channel is one of the following:
- PUSCH Physical Uplink Shared Channel
- PUCCH Physical Uplink Control Channel
- SRS Sounding Reference Signal
- the uplink channel is PUSCH.
- the channel access method includes:
- the first type of channel access method corresponds to the channel access method that performs N times of channel monitoring, where N is the initial value generated by the UE according to the specification of the first type channel access method, and N is An integer greater than zero.
- the value of N may be 1 or a value of 1 or more.
- the initial value is a random value.
- the second type of channel access method corresponds to the channel access method that only performs channel monitoring once.
- Type 3 channel access corresponds to the channel access method without channel monitoring, that is, no channel monitoring is required, but the channel can be directly accessed.
- a channel access mode information in the DCI is used to indicate a channel access mode of an uplink channel when a DCI schedules an uplink channel.
- one DCI can schedule up to 8 PUSCHs, and the more than one PUSCH may or may not be continuous in the time domain, or, the more than one PUSCH Some PUSCHs are continuous in the time domain, and some PUSCHs are discontinuous in the time domain.
- FIG. 4 is a flow chart of a method for determining a channel access method according to an exemplary embodiment. As shown in Figure 4, the method includes:
- Step S401 in response to the channel access mode information in the DCI indicating a third type of channel access mode, determine that the channel access mode of each uplink channel in the one or more uplink channels scheduled by the DCI is a third type channel Access method;
- the third type of channel access mode corresponds to a channel monitoring free channel access mode.
- the third type of channel access mode or called Type 3 channel access corresponds to direct access to the channel without the need for channel monitoring.
- the uplink channel is one of the following:
- the uplink channel is PUSCH.
- a channel access mode information in the DCI is used to indicate a channel access mode of an uplink channel when a DCI schedules an uplink channel.
- one DCI can schedule up to 8 PUSCHs, and the more than one PUSCH may or may not be continuous in the time domain, or, the more than one PUSCH Some PUSCHs are continuous in the time domain, and some PUSCHs are discontinuous in the time domain.
- the channel access method of each uplink channel in the application scenario of one DCI scheduling multiple uplink channels is determined by using the third type of channel access method in DCI used to indicate the application scenario of one DCI scheduling one uplink channel.
- the input methods are all the third type channel access methods, so that the application scenario information of one DCI scheduling one uplink channel is applicable to the information of one DCI scheduling one uplink channel application scenario, improving the data processing capability of the user equipment.
- FIG. 5 is a flow chart of a method for determining a channel access method according to an exemplary embodiment. As shown in Figure 5, the method includes:
- Step S501 in response to a channel access mode information in the DCI indicating a third type of channel access mode, determine that the channel access mode of each transmission burst in one or more uplink channels scheduled by the DCI is the third type Type channel access method;
- the transmission burst includes one or more than one uplink channel
- the channel access mode of the third type corresponds to a channel access mode without channel monitoring.
- the third type of channel access mode or called Type 3 channel access corresponds to direct access to the channel without the need for channel monitoring.
- the manner in which the transmission burst includes more than one uplink channel is: the interval between two uplink channels is less than 16 microseconds, then the two uplink channels may be divided into the same transmission burst.
- the multiple uplink channels may only correspond to one transmission burst, or may correspond to more than one transmission burst.
- the uplink channel is one of the following:
- the uplink channel is PUSCH.
- a channel access mode information in the DCI is used to indicate a channel access mode of an uplink channel when a DCI schedules an uplink channel.
- one DCI can schedule up to 8 PUSCHs, and the more than one PUSCH may or may not be continuous in the time domain, or, the more than one PUSCH Some PUSCHs are continuous in the time domain, and some PUSCHs are discontinuous in the time domain.
- the channel of each transmission burst in the application scenario of one DCI scheduling multiple uplink channels is determined by borrowing the third type of channel access method in DCI used to indicate the application scenario of one DCI scheduling one uplink channel
- the access methods are all the third type channel access methods, so that the application scenario information of one DCI scheduling one uplink channel is applicable to the information of one DCI scheduling one uplink channel application scenario, improving the data processing capability of the user equipment.
- FIG. 6 is a flowchart of a method for determining a channel access method according to an exemplary embodiment. As shown in Figure 6, the method includes:
- Step S601 in response to a channel access mode information in the DCI indicating the first type of channel access mode, determine that the channel access mode of each transmission burst in one or more uplink channels scheduled by the DCI is the first type Channel access method;
- the transmission burst includes one or more uplink channels
- the first type of channel access method is a channel access method for performing N times of channel monitoring, where N is an initial value generated by the user equipment according to the specification of the first type of channel access method, and N is an integer greater than zero.
- the initial value is a random value.
- the first type of channel access method corresponds to the channel access method for performing N times of channel monitoring, where N is the channel access method of the UE according to the first type of channel access method.
- N is the channel access method of the UE according to the first type of channel access method.
- the initial value generated by the specification, N is an integer greater than zero.
- the value of N may be 1 or a value of 1 or more.
- the manner in which the transmission burst includes more than one uplink channel is: the interval between two uplink channels is less than 16 microseconds, then the two uplink channels may be divided into the same transmission burst.
- the multiple uplink channels may only correspond to one transmission burst, or may correspond to more than one transmission burst.
- the uplink channel is one of the following:
- the uplink channel is PUSCH.
- a channel access mode information in the DCI is used to indicate a channel access mode of an uplink channel when a DCI schedules an uplink channel.
- one DCI can schedule up to 8 PUSCHs, and the more than one PUSCH may or may not be continuous in the time domain, or, the more than one PUSCH Some PUSCHs are continuous in the time domain, and some PUSCHs are discontinuous in the time domain.
- it further includes: sending a transmission burst corresponding to the first type of channel access mode, and performing channel monitoring only when sending the first uplink channel included in the transmission burst .
- the first type of channel access method used in DCI to indicate the application scenario of one DCI scheduling one uplink channel is used to determine the number of transmission bursts in each transmission burst in the application scenario of one DCI scheduling multiple uplink channels.
- the first uplink channel access method is the first type channel access method, so that the application scenario information of one DCI scheduling one uplink channel is applicable to the information of one DCI scheduling one uplink channel application scenario, improving the data processing of the user equipment ability.
- FIG. 7 is a flowchart of a method for determining a channel access method according to an exemplary embodiment. As shown in Figure 7, the method includes:
- Step S701 in response to a channel access mode information in the DCI indicating a second type of channel access mode, determine that the channel access mode of each transmission burst in more than one uplink channel scheduled by the DCI is the first Two types of channel access methods;
- the transmission burst includes one or more uplink channels
- the second type of channel access mode is a channel access mode in which channel monitoring is performed only once.
- the second type of channel access mode corresponds to a channel access mode in which channel monitoring is only performed once.
- the manner in which the transmission burst includes more than one uplink channel is: the interval between two uplink channels is less than 16 microseconds, then the two uplink channels may be divided into the same transmission burst.
- the multiple uplink channels may only correspond to one transmission burst, or may correspond to more than one transmission burst.
- the uplink channel is one of the following:
- the uplink channel is PUSCH.
- a channel access mode information in the DCI is used to indicate a channel access mode of an uplink channel when a DCI schedules an uplink channel.
- one DCI can schedule up to 8 PUSCHs, and the more than one PUSCH may or may not be continuous in the time domain, or, the more than one PUSCH Some PUSCHs are continuous in the time domain, and some PUSCHs are discontinuous in the time domain.
- it further includes: sending a transmission burst corresponding to the second type of channel access mode, and performing channel monitoring only when sending the first uplink channel included in the transmission burst .
- the second type of channel access method used in DCI to indicate the application scenario of one DCI scheduling one uplink channel is used to determine the number of transmission bursts in each transmission burst in the application scenario of one DCI scheduling multiple uplink channels.
- the first uplink channel access method is the second type channel access method, so that the application scenario information of one DCI scheduling one uplink channel is applicable to the information of one DCI scheduling one uplink channel application scenario, improving the data processing of the user equipment ability.
- FIG. 8 is a flowchart of a method for determining a channel access method according to an exemplary embodiment. As shown in Figure 8, the method includes:
- Step S801 in response to the channel access mode information in the DCI indicating the second type of channel access mode, determine the channel access mode of the first transmission burst among the more than one uplink channels scheduled by the DCI as The second type of channel access method;
- the transmission burst includes one or more uplink channels
- the second type of channel access mode is a channel access mode in which channel monitoring is performed only once.
- the second type of channel access mode corresponds to a channel access mode in which channel monitoring is only performed once.
- the manner in which the transmission burst includes more than one uplink channel is: the interval between two uplink channels is less than 16 microseconds, then the two uplink channels may be divided into the same transmission burst.
- the multiple uplink channels may only correspond to one transmission burst, or may correspond to more than one transmission burst.
- the uplink channel is one of the following:
- the uplink channel is PUSCH.
- a channel access mode information in the DCI is used to indicate a channel access mode of an uplink channel when a DCI schedules an uplink channel.
- one DCI can schedule up to 8 PUSCHs, and the more than one PUSCH may or may not be continuous in the time domain, or, the more than one PUSCH Some PUSCHs are continuous in the time domain, and some PUSCHs are discontinuous in the time domain.
- step S801 further includes: determining that the channel access mode of other transmission bursts except the first transmission burst in one or more uplink channels scheduled by the DCI is the second Type channel access method.
- step S801 further includes: in any two adjacent transmission bursts in one or more uplink channels scheduled by the DCI, the start time of the latter transmission burst is the same as the start time of the previous transmission burst When the interval between the end times of transmissions is less than or equal to the set value, it is determined that the channel access mode of the subsequent transmission burst is the same as the channel access mode of the previous transmission burst.
- step S801 further includes: in any two adjacent transmission bursts in one or more uplink channels scheduled by the DCI, the start time of the latter transmission burst is the same as the start time of the previous transmission burst When the interval between the end times of transmissions is greater than the set value, it is determined that the channel access mode of the next transmission burst is the first type of channel access mode.
- it further includes: sending a transmission burst corresponding to the second type of channel access mode, and performing channel monitoring only when sending the first uplink channel included in the transmission burst .
- the second type of channel access method used in DCI to indicate the application scenario of one DCI scheduling one uplink channel is used to determine the first transmission burst in the application scenario of one DCI scheduling multiple uplink channels.
- the first uplink channel access method is the second type channel access method, and the channel access method of the transmission burst except the first transmission burst, so that one DCI can schedule one uplink channel application scenario information
- the information applicable to an application scenario in which one DCI schedules one uplink channel improves the data processing capability of the user equipment.
- FIG. 9 is a flow chart of a method for determining a channel access method according to an exemplary embodiment. As shown in Figure 9, the method includes:
- Step S901 in response to a channel access mode information in the DCI indicating a second type of channel access mode, determine other transmission bursts except the first transmission burst in one or more uplink channels scheduled by the DCI
- the channel access mode sent is the second type of channel access mode
- the second type of channel access mode is a channel access mode in which channel monitoring is performed only once.
- the second type of channel access mode corresponds to a channel access mode in which channel monitoring is only performed once.
- An embodiment of the present disclosure provides a method for determining a channel access mode, the method is executed by a user equipment or a network device, and the method includes:
- the following transmission burst In response to a channel access mode information in the DCI indicating a second type of channel access mode, in any two adjacent transmission bursts in one or more uplink channels scheduled by the DCI, the following transmission burst When the interval between the start time and the end time of the previous transmission burst is less than or equal to the set value, determine the channel access mode of the subsequent transmission burst and the channel access mode of the previous transmission burst same;
- the following transmission burst In response to a channel access mode information in the DCI indicating a second type of channel access mode, in any two adjacent transmission bursts in one or more uplink channels scheduled by the DCI, the following transmission burst When the interval between the start time and the end time of the previous transmission burst is greater than the set value, it is determined that the channel access mode of the subsequent transmission burst is the first type of channel access mode;
- the second type of channel access mode is a channel access mode in which channel monitoring is performed only once.
- the first type of channel access mode is a channel access mode for performing N times of channel monitoring, where N is an initial value generated by the user equipment according to the specification of the first type of channel access mode, and N is an integer greater than zero.
- the embodiments of the present disclosure may be applicable to the case where the channel access mode of the first transmission burst in more than one uplink channel scheduled by DCI is the default channel access mode.
- the default type is the second type of channel access manner.
- FIG. 10 is a flowchart of a method for determining a channel access method according to an exemplary embodiment. As shown in Figure 10, the method includes:
- Step S1001 in response to the channel access mode information in the DCI indicating the second type of channel access mode, determine the other transmission bursts in the one or more uplink channels scheduled by the DCI except the first transmission burst
- the channel access mode sent is the first type channel access mode.
- the second type of channel access mode corresponds to a channel access mode in which channel monitoring is only performed once.
- the first type of channel access method corresponds to the channel access method for performing N times of channel monitoring, where N is the channel access method of the UE according to the first type of channel access method.
- N is the channel access method of the UE according to the first type of channel access method.
- the initial value generated by the specification, N is an integer greater than zero.
- the value of N may be 1 or a value of 1 or more.
- the second type of channel access method (Type 2 channel access) is generally used in the scenario where the UE shares the COT of the gNB, the interval between the end time of the latest downlink transmission of the gNB and the start time of the UE transmission is required to be less than a certain gap Y. If the gNB adopts the share COT method and uses one DCI to schedule multiple PUSCHs, and the interval between the transmission start time of the first PUSCH and the end time of the downlink transmission of the base station is less than gap Y, then the first transmission burst
- the second type of channel access method (Type 2 channel access) can be applied according to the instructions of the gNB.
- the base station wants to ensure that the interval between the end time of the latest downlink transmission and the time when the UE starts transmitting this transmission burst is less than gap Y, it will be more difficult, so it is determined that the second and subsequent The transmission burst uses the first type channel access mode (Type 1 channel access).
- the embodiment of the present disclosure also provides a communication device, which can have the function of the user equipment 102 in the above method embodiment, and is used to execute the user equipment 102 provided by the above embodiment. steps to execute.
- This function can be implemented by hardware, and can also be implemented by software or hardware executes corresponding software.
- the hardware or software includes one or more modules corresponding to the above functions.
- the communication apparatus 1100 shown in FIG. 11 may serve as the user equipment 102 involved in the above method embodiments, and execute the steps performed by the user equipment 102 in the above method embodiments.
- the communication device 1100 includes: a processing module 1102, configured to determine a channel access mode of more than one uplink channel scheduled by the DCI based on one channel access mode information in the downlink control information DCI.
- the uplink channel is one of the following:
- PUSCH Physical Uplink Shared Channel
- PUCCH Physical Uplink Control Channel
- SRS Sounding Reference Signal
- the uplink channel is PUSCH.
- the channel access method includes:
- the first type of channel access method corresponds to the channel access method that performs N times of channel monitoring, where N is the initial value generated by the UE according to the specification of the first type channel access method, and N is An integer greater than zero.
- the value of N may be 1 or a value of 1 or more.
- the initial value is a random value.
- the second type of channel access method corresponds to the channel access method that only performs channel monitoring once.
- Type 3 channel access corresponds to the channel access method without channel monitoring, that is, no channel monitoring is required, but the channel can be directly accessed.
- a channel access mode information in the DCI is used to indicate a channel access mode of an uplink channel when a DCI schedules an uplink channel.
- one DCI can schedule up to 8 PUSCHs, and the more than one PUSCH may or may not be continuous in the time domain, or, the more than one PUSCH Some PUSCHs are continuous in the time domain, and some PUSCHs are discontinuous in the time domain.
- the communication apparatus 1100 shown in FIG. 11 may serve as the user equipment 102 involved in the above method embodiments, and execute the steps performed by the user equipment 102 in the above method embodiments.
- the processing module 1102 is configured to, in response to the channel access mode information in the DCI indicating a third type of channel access mode, determine the channel access mode of each of the more than one uplink channels scheduled by the DCI It is the third type of channel access method;
- the third type of channel access mode corresponds to a channel monitoring free channel access mode.
- the communication apparatus 1100 shown in FIG. 11 may serve as the user equipment 102 involved in the above method embodiments, and execute the steps performed by the user equipment 102 in the above method embodiments.
- the processing module 1102 is configured to, in response to a channel access mode information in the DCI indicating a third type of channel access mode, determine the channel access of each transmission burst in more than one uplink channel scheduled by the DCI
- the access method is the third type channel access method
- the channel access mode of the third type corresponds to a channel access mode without channel monitoring, and the transmission burst includes one or more than one uplink channel.
- the communication apparatus 1100 shown in FIG. 11 may serve as the user equipment 102 involved in the above method embodiments, and execute the steps performed by the user equipment 102 in the above method embodiments.
- the processing module 1102 is configured to determine a channel for each transmission burst in more than one uplink channel scheduled by the DCI in response to a channel access mode information in the DCI indicating a first type of channel access mode
- the access method is the first type channel access method
- the transmission burst includes one or more uplink channels
- the first type of channel access method is a channel access method for performing N times of channel monitoring, where N is an initial value generated by the user equipment according to the specification of the first type of channel access method, and N is an integer greater than zero.
- the embodiment of the present disclosure also provides a communication device, which can have the function of the user equipment 102 in the above method embodiment, and is used to execute the user equipment 102 provided by the above embodiment. steps to execute.
- This function can be implemented by hardware, and can also be implemented by software or hardware executes corresponding software.
- the hardware or software includes one or more modules corresponding to the above functions.
- the communication apparatus 1100 shown in FIG. 11 may serve as the user equipment 102 involved in the above method embodiments, and execute the steps performed by the user equipment 102 in the above method embodiments.
- the communication device 1100 includes: a processing module 1102, configured to determine each of the more than one uplink channels scheduled by the DCI in response to a channel access mode information in the DCI indicating a first type of channel access mode.
- the channel access mode for transmission burst is the first type channel access mode;
- the transmission burst includes one or more uplink channels
- the first type of channel access method is a channel access method for performing N times of channel monitoring, where N is an initial value generated by the user equipment according to the specification of the first type of channel access method, and N is an integer greater than zero.
- the transceiver module 1101 transmits a transmission burst corresponding to the channel access mode of the first type, and executes the channel only when sending the first uplink channel included in the transmission burst monitor.
- the communication apparatus 1100 shown in FIG. 11 may serve as the user equipment 102 involved in the above method embodiments, and execute the steps performed by the user equipment 102 in the above method embodiments.
- the processing module 1102 is configured to determine a channel for each transmission burst in more than one uplink channel scheduled by the DCI in response to a channel access mode information in the DCI indicating a second type of channel access mode
- the access method is the second type channel access method
- the transmission burst includes one or more uplink channels
- the second type of channel access mode is a channel access mode in which channel monitoring is performed only once.
- the communication apparatus 1100 shown in FIG. 11 may serve as the user equipment 102 involved in the above method embodiments, and execute the steps performed by the user equipment 102 in the above method embodiments.
- the processing module 1102 is configured to, in response to a channel access mode information in the DCI indicating a second type of channel access mode, determine the first transmission burst in more than one uplink channel scheduled by the DCI
- the channel access method is the second type of channel access method
- the transmission burst includes one or more than one uplink channel;
- the channel access mode of the second type is a channel access mode in which channel monitoring is performed only once.
- the communication apparatus 1100 shown in FIG. 11 may serve as the user equipment 102 involved in the above method embodiments, and execute the steps performed by the user equipment 102 in the above method embodiments.
- the processing module 1102 is configured to, in response to a channel access mode information in the DCI indicating a second type of channel access mode, determine the one or more uplink channels scheduled by the DCI except for the first transmission burst The channel access mode of other transmission bursts is the second type of channel access mode;
- the transmission burst includes one or more than one uplink channel;
- the channel access mode of the second type is a channel access mode in which channel monitoring is performed only once.
- the communication apparatus 1100 shown in FIG. 11 may serve as the user equipment 102 involved in the above method embodiments, and execute the steps performed by the user equipment 102 in the above method embodiments.
- the processing module 1102 is configured to respond to a channel access mode information in the DCI indicating a second type of channel access mode, any two adjacent transmission bursts in more than one uplink channel scheduled by the DCI When the interval between the start time of the subsequent transmission burst and the end time of the previous transmission burst is less than or equal to the set value, determine that the channel access mode of the subsequent transmission burst is the same as that of the previous transmission burst
- the channel access method for transmission burst is the same;
- the second type of channel access mode is a channel access mode in which channel monitoring is performed only once.
- the communication apparatus 1100 shown in FIG. 11 may serve as the user equipment 102 involved in the above method embodiments, and execute the steps performed by the user equipment 102 in the above method embodiments.
- the processing module 1102 is configured to respond to a channel access mode information in the DCI indicating a second type of channel access mode, any two adjacent transmission bursts in more than one uplink channel scheduled by the DCI When the interval between the start time of the subsequent transmission burst and the end time of the previous transmission burst is greater than the set value, it is determined that the channel access mode of the subsequent transmission burst is the first type of channel access Way;
- the first type of channel access method is a channel access method for performing N times of channel monitoring, where N is an initial value generated by the user equipment according to the specification of the first type of channel access method, and N is greater than zero integer.
- the communication apparatus 1100 shown in FIG. 11 may serve as the user equipment 102 involved in the above method embodiments, and execute the steps performed by the user equipment 102 in the above method embodiments.
- the processing module 1102 is configured to, in response to a channel access mode information in the DCI indicating a second type of channel access mode, determine the one or more uplink channels scheduled by the DCI except for the first transmission burst The channel access mode for other transmission bursts is the first type channel access mode;
- the first type of channel access method is a channel access method for performing N times of channel monitoring, where N is an initial value generated by the user equipment according to the specification of the first type of channel access method, and N is greater than zero integer.
- device 1200 may include one or more of the following components: processing component 1202, memory 1204, power component 1206, multimedia component 1208, audio component 1210, input/output (I/O) interface 1212, sensor component 1214, and communication component 1216.
- processing component 1202 memory 1204, power component 1206, multimedia component 1208, audio component 1210, input/output (I/O) interface 1212, sensor component 1214, and communication component 1216.
- memory 1204 memory 1204, power component 1206, multimedia component 1208, audio component 1210, input/output (I/O) interface 1212, sensor component 1214, and communication component 1216.
- I/O input/output
- the processing component 1202 generally controls the overall operations of the device 1200, such as those associated with display, telephone calls, data communications, camera operations, and recording operations.
- the processing component 1202 may include one or more processors 1220 to execute instructions to complete all or part of the steps of the above method. Additionally, processing component 1202 may include one or more modules that facilitate interaction between processing component 1202 and other components. For example, processing component 1202 may include a multimedia module to facilitate interaction between multimedia component 1208 and processing component 1202 .
- the memory 1204 is configured to store various types of data to support operations at the device 1200 . Examples of such data include instructions for any application or method operating on device 1200, contact data, phonebook data, messages, pictures, videos, and the like.
- the memory 1204 can be implemented by any type of volatile or non-volatile storage device or their combination, such as static random access memory (SRAM), electrically erasable programmable read-only memory (EEPROM), erasable Programmable Read Only Memory (EPROM), Programmable Read Only Memory (PROM), Read Only Memory (ROM), Magnetic Memory, Flash Memory, Magnetic or Optical Disk.
- SRAM static random access memory
- EEPROM electrically erasable programmable read-only memory
- EPROM erasable Programmable Read Only Memory
- PROM Programmable Read Only Memory
- ROM Read Only Memory
- Magnetic Memory Flash Memory
- Magnetic or Optical Disk Magnetic Disk
- the power component 1206 provides power to various components of the device 1200 .
- Power components 1206 may include a power management system, one or more power supplies, and other components associated with generating, managing, and distributing power for device 1200 .
- the multimedia component 1208 includes a screen that provides an output interface between the device 1200 and the user.
- the screen may include a liquid crystal display (LCD) and a touch panel (TP). If the screen includes a touch panel, the screen may be implemented as a touch screen to receive input signals from a user.
- the touch panel includes one or more touch sensors to sense touches, swipes, and gestures on the touch panel. The touch sensor may not only sense a boundary of a touch or slide action, but also detect duration and pressure associated with the touch or slide action.
- the multimedia component 1208 includes a front camera and/or a rear camera. When the device 1200 is in an operation mode, such as a shooting mode or a video mode, the front camera and/or the rear camera can receive external multimedia data. Each front camera and rear camera can be a fixed optical lens system or have focal length and optical zoom capability.
- the audio component 1210 is configured to output and/or input audio signals.
- the audio component 1210 includes a microphone (MIC), which is configured to receive external audio signals when the device 1200 is in operation modes, such as call mode, recording mode and voice recognition mode. Received audio signals may be further stored in memory 1204 or sent via communication component 1216 .
- the audio component 1210 also includes a speaker for outputting audio signals.
- the I/O interface 1212 provides an interface between the processing component 1202 and a peripheral interface module, which may be a keyboard, a click wheel, a button, and the like. These buttons may include, but are not limited to: a home button, volume buttons, start button, and lock button.
- Sensor assembly 1214 includes one or more sensors for providing status assessments of various aspects of device 1200 .
- the sensor component 1214 can detect the open/closed state of the device 1200, the relative positioning of components, such as the display and keypad of the device 1200, and the sensor component 1214 can also detect a change in the position of the device 1200 or a component of the device 1200 , the presence or absence of user contact with the device 1200 , the device 1200 orientation or acceleration/deceleration and the temperature change of the device 1200 .
- Sensor assembly 1214 may include a proximity sensor configured to detect the presence of nearby objects in the absence of any physical contact.
- Sensor assembly 1214 may also include optical sensors, such as CMOS or CCD image sensors, for use in imaging applications.
- the sensor component 1214 may also include an acceleration sensor, a gyroscope sensor, a magnetic sensor, a pressure sensor or a temperature sensor.
- the communication component 1216 is configured to facilitate wired or wireless communication between the apparatus 1200 and other devices.
- the device 1200 can access wireless networks based on communication standards, such as WiFi, 4G or 5G, or a combination thereof.
- the communication component 1216 receives broadcast signals or broadcast related information from an external broadcast management system via a broadcast channel.
- the communication component 1216 also includes a near field communication (NFC) module to facilitate short-range communication.
- NFC near field communication
- the NFC module may be implemented based on Radio Frequency Identification (RFID) technology, Infrared Data Association (IrDA) technology, Ultra Wideband (UWB) technology, Bluetooth (BT) technology and other technologies.
- RFID Radio Frequency Identification
- IrDA Infrared Data Association
- UWB Ultra Wideband
- Bluetooth Bluetooth
- apparatus 1200 may be programmed by one or more application specific integrated circuits (ASICs), digital signal processors (DSPs), digital signal processing devices (DSPDs), programmable logic devices (PLDs), field programmable A gate array (FPGA), controller, microcontroller, microprocessor or other electronic component implementation for performing the methods described above.
- ASICs application specific integrated circuits
- DSPs digital signal processors
- DSPDs digital signal processing devices
- PLDs programmable logic devices
- FPGA field programmable A gate array
- controller microcontroller, microprocessor or other electronic component implementation for performing the methods described above.
- non-transitory computer-readable storage medium including instructions, such as the memory 1204 including instructions, which can be executed by the processor 1220 of the device 1200 to implement the above method.
- the non-transitory computer readable storage medium may be ROM, random access memory (RAM), CD-ROM, magnetic tape, floppy disk, optical data storage device, and the like.
- the embodiment of the present disclosure also provides a communication device, which can have the function of the network device 101 in the above method embodiment, and is used to execute the network device 101 provided by the above embodiment steps to execute.
- This function can be implemented by hardware, and can also be implemented by software or hardware executes corresponding software.
- the hardware or software includes one or more modules corresponding to the above functions.
- the communication apparatus 1100 shown in FIG. 11 may serve as the network device 101 involved in the above method embodiment, and execute the steps performed by the network device 101 in the above method embodiment.
- the communication apparatus 1100 shown in FIG. 11 includes a processing module 1102 configured to execute the steps executed by the network device 101 in the foregoing method embodiments.
- the processing module 1102 is configured to determine a channel access mode of more than one uplink channel scheduled by the DCI according to protocol regulations.
- the transceiver module 1102 sends a transmission burst corresponding to the channel access mode of the first type, and only executes the channel when sending the first uplink channel included in the transmission burst. monitor.
- the communication device is a network device
- its structure may also be as shown in FIG. 13 .
- the structure of the communication device is described by taking the network device 101 as a base station as an example.
- an apparatus 1300 includes a memory 1301 , a processor 1302 , a transceiver component 1303 , and a power supply component 1306 .
- the memory 1301 is coupled with the processor 1302 and can be used to save the programs and data necessary for the communication device 1300 to realize various functions.
- the processor 1302 is configured to support the communication device 1300 to execute corresponding functions in the above method, and this function can be realized by calling a program stored in the memory 1301 .
- the transceiver component 1303 can be a wireless transceiver, and can be used to support the communication device 1300 to receive signaling and/or data and send signaling and/or data through a wireless air interface.
- the transceiver component 1303 may also be called a transceiver unit or a communication unit, and the transceiver component 1303 may include a radio frequency component 1304 and one or more antennas 1305, wherein the radio frequency component 1304 may be a remote radio unit (remote radio unit, RRU), specifically It can be used for the transmission of radio frequency signals and the conversion of radio frequency signals and baseband signals, and the one or more antennas 1305 can be specifically used for radiating and receiving radio frequency signals.
- RRU remote radio unit
- the processor 1302 can perform baseband processing on the data to be sent, and then output the baseband signal to the radio frequency unit.
- the radio frequency unit receives the radio frequency signal through the antenna, converts the radio frequency signal into a baseband signal, and outputs the baseband signal to the processor 1302, and the processor 1302 converts the baseband signal into data and converts the data to process.
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Abstract
Description
Claims (14)
- 一种确定信道接入方式的方法,所述方法被用户设备执行,包括:基于下行控制信息DCI中的一个信道接入方式信息,确定所述DCI调度的一个以上的上行信道的信道接入方式。
- 如权利要求1所述的方法,其中,所述基于DCI中的一个信道接入方式信息,确定所述DCI调度的一个以上的上行信道的信道接入方式,包括:响应于所述DCI中的信道接入方式信息指示第三类型信道接入方式,确定所述DCI调度的一个以上的上行信道中每个上行信道的信道接入方式为第三类型信道接入方式;其中,所述第三类型信道接入方式对应于免信道监听的信道接入方式。
- 如权利要求1所述的方法,其中,所述基于DCI中的一个信道接入方式信息,确定所述DCI调度的一个以上的上行信道的信道接入方式,包括:响应于所述DCI中的一个信道接入方式信息指示第三类型信道接入方式,确定所述DCI调度的一个以上的上行信道中每个传输突发的信道接入方式为第三类型信道接入方式;其中,所述传输突发包括一个或者一个以上的上行信道,并且所述第三类型信道接入方式对应于免信道监听的信道接入方式。
- 如权利要求1所述的方法,其中,所述基于DCI中的一个信道接入方式信息,确定所述DCI调度的一个以上的上行信道的信道接入方式,包括:响应于所述DCI中的一个信道接入方式信息指示第一类型信道接入方式,确定所述DCI调度的一个以上的上行信道中的每个传输突发的信道接入方式为第一类型信道接入方式;其中,所述传输突发包括一个或者一个以上的上行信道,并且所述第一类型信道接入方式为执行N次信道监听的信道接入方式,其中N是所述用户设备根据第一类型信道接入方式规范而产生的初始值,N是大于零的整数。
- 如权利要求1所述的方法,其中,所述基于DCI中的一个信道接入方式信息确定所述DCI调度的一个以上的上行信道的信道接入方式,包括:响应于所述DCI中的一个信道接入方式信息指示第二类型信道接入方式,确定所述DCI调度的一个以上的上行信道中的每个传输突发的信道接入方式为第二类型信道接入方式;其中,所述传输突发包括一个或者一个以上的上行信道,并且所述第二类型信道接入方式为仅执行一次信道监听的信道接入方式。
- 如权利要求1所述的方法,其中,所述基于DCI中的一个信道接入方式信息确定所述DCI调度的一个以上的上行信道的信道接入方式,包括:响应于所述DCI中的一个信道接入方式信息指示第二类型信道接入方式,确定所述DCI调度的一个以上的上行信道中的第一个传输突发的信道接入方式为第二类型信道接入方式;其中,所述传输突发包括一个或者一个以上的上行信道,并且所述第二类型信道接入方式为仅执行一次信道监听的信道接入方式。
- 如权利要求1或6所述的方法,其中,所述方法还包括:响应于所述DCI中的一个信道接入方式信息指示第二类型信道接入方式,确定所述DCI调度的一个以上的上行信道中除第一个传输突发之外的其它传输突发的信道接入方式为第二类型信道接入方式,其中,所述传输突发包括一个或者一个以上的上行信道,并且所述第二类型信道接入方式为仅执行一次信道监听的信道接入方式。
- 如权利要求1或6所述的方法,其中,所述方法还包括:响应于所述DCI中的一个信道接入方式信息指示第二类型信道接入方式,在所述DCI调度的一个以上的上行信道中任意两个相邻的传输突发中后一传输突发的起始时间与前一传输突发的结束时间之间的间隔小于或等于设定值时,确定所述后一传输突发的信道接入方式与所述前一传输突发的信道接入方式相同,其中,所述第二类型信道接入方式为仅执行一次信道监听的信道接入方式。
- 如权利要求1或6所述的方法,其中,所述方法还包括:响应于所述DCI中的一个信道接入方式信息指示第二类型信道接入方式,在所述DCI调度的一个以上的上行信道中任意两个相邻的传输突发中后一传输突发的起始时间与前一传输突发的结束时间之间的间隔大于设定值时,确定所述后一传输突发的信道接入方式为第一类型信道接入方式,其中,所述第一类型信道接入方式为执行N次信道监听的信道接入方式,其中N是所述用户设备根据第一类型信道接入方式规范而产生的初始值,N是大于零的整数。
- 如权利要求1或6所述的方法,其中,所述基于DCI中的一个信道接入方式信息确定所述DCI调度的一个以上的上行信道的信道接入方式,包括:响应于所述DCI中的一个信道接入方式信息指示第二类型信道接入方式,确定所述DCI调度的一个以上的上行信道中除第一个传输突发之外的其它传输突发的信道接入方式为第一类型信道接入方式,其中,所述第一类型信道接入方式为执行N次信道监听的信道接入方式,其中N是所述用户设备根据第一类型信道接入方式规范而产生的初始值,N是大于零的整数。
- 一种通信装置,包括:处理模块,用于基于下行控制信息DCI中的一个信道接入方式信息,确定所述DCI调度的一个以上的上行信道的信道接入方式。
- 如权利要求11所述的通信装置,还包括:收发模块,用于发送对应于所述第一类型信道接入方式的传输突发,并且,只在发送所述传输突发包括的第一个上行信道时执行信道监听。
- 一种通信装置,包括处理器以及存储器,其中所述存储器用于存储计算机程序;所述处理器用于执行所述计算机程序,以实现如权利要求1-10中任一项所述的方法。
- 一种计算机可读存储介质,所述计算机可读存储介质中存储有指令,当所述指令在计算机上被调用执行时,使得所述计算机执行如权利要求1-10中任一项所述的方法。
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PCT/CN2021/138537 WO2023108508A1 (zh) | 2021-12-15 | 2021-12-15 | 一种确定信道接入方式的方法、装置及可读存储介质 |
CN202180004512.3A CN116615942A (zh) | 2021-12-15 | 2021-12-15 | 一种确定信道接入方式的方法、装置及可读存储介质 |
EP21967644.2A EP4451762A1 (en) | 2021-12-15 | 2021-12-15 | Method and apparatus for determining channel access mode, and readable storage medium |
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PCT/CN2021/138537 WO2023108508A1 (zh) | 2021-12-15 | 2021-12-15 | 一种确定信道接入方式的方法、装置及可读存储介质 |
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US20180115992A1 (en) * | 2015-05-13 | 2018-04-26 | Lg Electronics Inc. | Method for channel sensing in wireless communication system and apparatus therefor |
US20210185722A1 (en) * | 2020-02-13 | 2021-06-17 | Intel Corporation | Physical uplink shared channel (pusch) transmission scheduling for new radio (nr) |
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US20180115992A1 (en) * | 2015-05-13 | 2018-04-26 | Lg Electronics Inc. | Method for channel sensing in wireless communication system and apparatus therefor |
US20210185722A1 (en) * | 2020-02-13 | 2021-06-17 | Intel Corporation | Physical uplink shared channel (pusch) transmission scheduling for new radio (nr) |
Non-Patent Citations (2)
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NOKIA, NOKIA SHANGHAI BELL: "Channel access mechanism", 3GPP TSG RAN WG1 #106BIS-E R1-2109447, 1 October 2021 (2021-10-01), XP052058394 * |
NOKIA, NOKIA SHANGHAI BELL: "Channel access mechanism", 3GPP TSG RAN WG1 #107-E R1-2111200, 5 November 2021 (2021-11-05), XP052074169 * |
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