WO2021093594A1 - 一种被用于无线通信的节点中的方法和装置 - Google Patents
一种被用于无线通信的节点中的方法和装置 Download PDFInfo
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- WO2021093594A1 WO2021093594A1 PCT/CN2020/124692 CN2020124692W WO2021093594A1 WO 2021093594 A1 WO2021093594 A1 WO 2021093594A1 CN 2020124692 W CN2020124692 W CN 2020124692W WO 2021093594 A1 WO2021093594 A1 WO 2021093594A1
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L5/00—Arrangements affording multiple use of the transmission path
- H04L5/003—Arrangements for allocating sub-channels of the transmission path
- H04L5/0053—Allocation of signaling, i.e. of overhead other than pilot signals
- H04L5/0055—Physical resource allocation for ACK/NACK
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L5/00—Arrangements affording multiple use of the transmission path
- H04L5/003—Arrangements for allocating sub-channels of the transmission path
- H04L5/0048—Allocation of pilot signals, i.e. of signals known to the receiver
- H04L5/0051—Allocation of pilot signals, i.e. of signals known to the receiver of dedicated pilots, i.e. pilots destined for a single user or terminal
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L1/00—Arrangements for detecting or preventing errors in the information received
- H04L1/12—Arrangements for detecting or preventing errors in the information received by using return channel
- H04L1/16—Arrangements for detecting or preventing errors in the information received by using return channel in which the return channel carries supervisory signals, e.g. repetition request signals
- H04L1/18—Automatic repetition systems, e.g. Van Duuren systems
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L1/00—Arrangements for detecting or preventing errors in the information received
- H04L1/12—Arrangements for detecting or preventing errors in the information received by using return channel
- H04L1/16—Arrangements for detecting or preventing errors in the information received by using return channel in which the return channel carries supervisory signals, e.g. repetition request signals
- H04L1/18—Automatic repetition systems, e.g. Van Duuren systems
- H04L1/1812—Hybrid protocols; Hybrid automatic repeat request [HARQ]
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L5/00—Arrangements affording multiple use of the transmission path
- H04L5/003—Arrangements for allocating sub-channels of the transmission path
- H04L5/0058—Allocation criteria
- H04L5/0064—Rate requirement of the data, e.g. scalable bandwidth, data priority
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L5/00—Arrangements affording multiple use of the transmission path
- H04L5/0091—Signaling for the administration of the divided path
- H04L5/0092—Indication of how the channel is divided
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W4/00—Services specially adapted for wireless communication networks; Facilities therefor
- H04W4/30—Services specially adapted for particular environments, situations or purposes
- H04W4/40—Services specially adapted for particular environments, situations or purposes for vehicles, e.g. vehicle-to-pedestrians [V2P]
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W72/00—Local resource management
- H04W72/04—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
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W72/00—Local resource management
- H04W72/50—Allocation or scheduling criteria for wireless resources
- H04W72/56—Allocation or scheduling criteria for wireless resources based on priority criteria
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02D—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN INFORMATION AND COMMUNICATION TECHNOLOGIES [ICT], I.E. INFORMATION AND COMMUNICATION TECHNOLOGIES AIMING AT THE REDUCTION OF THEIR OWN ENERGY USE
- Y02D30/00—Reducing energy consumption in communication networks
- Y02D30/70—Reducing energy consumption in communication networks in wireless communication networks
Definitions
- This application relates to a transmission method and device in a wireless communication system, and in particular to a transmission scheme and device related to a sidelink in wireless communication.
- 3GPP In response to the rapid development of Vehicle-to-Everything (V2X) business, 3GPP has also started standard formulation and research work under the NR framework. At present, 3GPP has completed the formulation of requirements for 5G V2X services and has written it into the standard TS22.886. 3GPP has identified and defined 4 Use Case Groups for 5G V2X services, including: Automated Queue Driving (Vehicles Platnooning), Support for Extended Sensors (Extended Sensors), Semi/Full Auto Driving (Advanced Driving) and Remote Driving (Remote Driving).
- Automated Queue Driving Vehicle-to-Everything
- Support for Extended Sensors Extended Sensors
- Semi/Full Auto Driving Advanced Driving
- Remote Driving Remote Driving
- PSCCH Physical Sidelink Control Channel, physical secondary link shared channel
- PSSCH Physical Sidelink Shared Channel, physical secondary link shared channel
- PSFCH Physical Sidelink Feedback Channel, physical secondary link feedback channel
- the PSFCH associated with the PSCCH/PSSCH in 4 time slots is on the same symbol, when the TX UE sends data in any one of the 4 time slots, and it is in any of the 4 time slots.
- the HARQ-ACK/NACK Hybrid Automatic Repeat request-Acknowledge/Negative Acknowlitis, hybrid automatic repeat request-positive confirmation/negative confirmation
- this TX UE will have a receive/transmit conflict, and thus have to lose the HARQ-ACK/NACK feedback of a data packet; or when two TX UEs send data to the same RX UE in these 4 time slots,
- the HARQ-ACK/NACK feedback included in the two data is also on the same symbol, so if the RX UE cannot send two PSFCHs at the same time, one HARQ-ACK/NACK feedback must also be lost. This will cause a great waste of resources and cause a great delay in data
- this application discloses a V2X resource selection solution, which effectively solves the problems of resource waste and transmission delay caused by PSFCH conflicts in the NR V2X system.
- the embodiments in the user equipment of the present application and the features in the embodiments can be applied to the base station, and vice versa.
- the embodiments of the application and the features in the embodiments can be combined with each other arbitrarily.
- the original intention of this application is for SL (Sidelink, secondary link)
- this application can also be used for UL (Uplink, uplink).
- UL Uplink, uplink
- this application can also be used for multi-carrier communication.
- the original intention of this application is for single-antenna communication
- this application can also be used for multi-antenna communication.
- the original intention of this application is for the V2X scenario
- this application is also applicable to the communication scenarios between the terminal and the base station, the terminal and the relay, and the relay and the base station to achieve similar technical effects in the V2X scenario.
- adopting a unified solution for different scenarios also helps to reduce hardware complexity and cost.
- the explanation of the term (Terminology) in this application refers to the definition of the TS36 series of 3GPP specifications.
- the explanation of the terms in this application refers to the definition of the IEEE (Institute of Electrical and Electronics Engineers, Institute of Electrical and Electronics Engineers) specification protocol.
- This application discloses a method used in a first node of wireless communication, which is characterized in that it includes:
- the first signaling is used to determine a reference time-frequency resource set, the first time-frequency resource set is related to the reference time-frequency resource set, and the second signaling is used to indicate the second time-frequency resource set.
- Resource collection the first identifier is used to identify the first transmission node device, the second identifier is used to identify the second transmission node device; between the first transmission node device and the second transmission node device.
- the relationship between, the first priority and the second priority are jointly used to determine whether the first time-frequency resource set belongs to the target resource sub-pool.
- the problem to be solved in this application is: on the same time domain resource, HARQ-ACK/NACK transmission conflict or multiple HARQ-ACK/NACK transmission conflicts.
- the method of this application is to establish an association between resource selection and HARQ-ACK/NACK conflict.
- the method of the present application is to associate resource selection with the relationship between transmission nodes.
- the method of the present application is to establish an association between resource selection and the priority of the data packet corresponding to the conflicting HARQ-ACK/NACK.
- the characteristic of the above method is that the relationship between the first transmission node device and the second transmission node device, the first priority and the second priority are jointly used to determine Whether the first set of time-frequency resources belongs to the target resource sub-pool, thereby eliminating time-frequency resources that may cause HARQ-ACK/NACK conflicts.
- the above method has the advantage of effectively solving the problem of resource waste and transmission delay caused by PSFCH conflict in the NR V2X system.
- the above method is characterized in that the reference time-frequency resource set is used to determine a reference air interface resource set, and the first time-frequency resource set is used to determine a first air interface resource set; the reference The time domain resources included in the air interface resource set and the time domain resources included in the first air interface resource set are not orthogonal.
- the above method is characterized in that it includes:
- the first information is used to determine a first time window, the time domain resources included in the reference time-frequency resource set belong to the first time window, and the time domain included in the first time-frequency resource set The resource belongs to the first time window.
- the above method is characterized in that it includes:
- the target resource sub-pool belongs to a candidate resource pool, the first time-frequency resource set belongs to the candidate resource pool, and the candidate resource pool belongs to the first resource pool; when the first resource When the pool includes time-frequency resource units outside the candidate resource pool, the first time-frequency resource unit is a time-frequency resource unit outside the candidate resource pool in the first resource pool, and there is third signaling Is used to determine the first time-frequency resource unit and the measurement value obtained by the first type of measurement for the first time-frequency resource unit is greater than the first threshold, and the third signaling is used to determine the third priority
- the second priority and the third priority are jointly used to determine the first threshold.
- the above method is characterized in that the ratio of the number of time-frequency resource units included in the candidate resource pool to the number of time-frequency resource units included in the first resource pool is not less than the second Threshold; the second threshold is predefined, or the second threshold is configurable.
- the above method is characterized in that the ratio of the number of time-frequency resource units included in the target resource subpool to the number of time-frequency resource units included in the first resource pool is not less than the third Threshold; the third threshold is predefined, or the third threshold is configurable.
- the above method is characterized in that it includes:
- the second signal is used to determine whether the first signal is received correctly; when the second signal is sent, the second signal occupies a second set of air interface resources; the second time-frequency resource The set is used to determine the second air interface resource set.
- the above method is characterized in that, when the first transmission node device and the second transmission node device are not the same, the first time-frequency resource set belongs to the target resource sub-pool.
- the above method is characterized in that when the first transmission node device and the second transmission node device are the same, the high-low relationship between the first priority and the second priority is used For determining whether the first time-frequency resource set belongs to the target resource sub-pool.
- the above method is characterized in that when the first transmission node device and the second transmission node device are the same, the measured value of the second type of measurement for the first time-frequency resource set is sum The compared magnitude relationship between the fourth thresholds is used to determine whether the first time-frequency resource set belongs to the target resource sub-pool.
- the above method is characterized in that, when the first transmission node device and the second transmission node device are the same, whether the first transmission node device and the first node device are used for the same For determining whether the first time-frequency resource set belongs to the target resource sub-pool.
- the above method is characterized in that the first node is a user equipment.
- the above method is characterized in that the first node is a base station.
- the above method is characterized in that the first node is a relay node.
- This application discloses a method used in a second node of wireless communication, which is characterized in that it includes:
- the first signaling is used to indicate the reference time-frequency resource set
- the fourth signal is used to determine whether the third signal is received correctly
- the reference time-frequency resource set is used to determine The reference air interface resource set
- the first identifier is used to identify the first transmission node device.
- the above method is characterized in that the first transmission node device includes the same as the third node device in the application.
- the above method is characterized in that the first transmission node device includes the same first node device in the present application.
- the above method is characterized in that it includes:
- the first information is used to determine a first time window, and the time domain resources included in the reference time-frequency resource set belong to the first time window.
- the above method is characterized in that the second node is user equipment.
- the above method is characterized in that the second node is a base station.
- the above method is characterized in that the second node is a relay node.
- This application discloses a method used in a third node for wireless communication, which is characterized in that it includes:
- the second signaling is used to determine the second time-frequency resource set; the second identifier is used to identify the second transmission node device.
- the above method is characterized in that the second transmission node device includes the third node device in the present application.
- the above method is characterized in that it includes:
- the second signal is used to determine whether the first signal is received correctly; when the second signal is sent, the second signal occupies a second set of air interface resources; the second time-frequency resource The set is used to determine the second air interface resource set.
- the above method is characterized in that it includes:
- the first signaling is used to determine the reference time-frequency resource set; the first identifier is used to identify a first transmission node device, and the first transmission node device includes the third node in this application equipment.
- the above method is characterized in that it includes:
- the fourth signal is used to indicate whether the third signal is received correctly; the reference time-frequency resource set is used to determine a reference air interface resource set.
- the above method is characterized in that when the reference air interface resource set is not orthogonal to the second air interface resource set, sending the fourth signal is abandoned.
- the above method is characterized in that when the reference air interface resource set is not orthogonal to the second air interface resource set, sending the second signal is abandoned.
- the above method is characterized in that it includes:
- the first information is used to determine a first time window, and the time domain resources included in the reference time-frequency resource set belong to the first time window.
- the above method is characterized in that the third node is user equipment.
- the above method is characterized in that the third node is a base station.
- the above method is characterized in that the third node is a relay node.
- This application discloses a first node device used for wireless communication, which is characterized in that it includes:
- a first receiver receiving first signaling, where the first signaling is used to determine the first identifier and the first priority;
- the first transmitter sends second signaling, where the second signaling is used to indicate the second identifier and the second priority;
- a second transmitter sending the first signal in a second time-frequency resource set, where the second time-frequency resource set belongs to a target resource sub-pool;
- the first signaling is used to determine a reference time-frequency resource set, the first time-frequency resource set is related to the reference time-frequency resource set, and the second signaling is used to indicate the second time-frequency resource set.
- Resource collection the first identifier is used to identify the first transmission node device, the second identifier is used to identify the second transmission node device; between the first transmission node device and the second transmission node device.
- the relationship between, the first priority and the second priority are jointly used to determine whether the first time-frequency resource set belongs to the target resource sub-pool.
- This application discloses a second node device used for wireless communication, which is characterized in that it includes:
- the third transmitter sends first signaling, where the first signaling is used to indicate the first identifier and the first priority;
- the fourth transmitter sends the third signal in the reference time-frequency resource set
- the second receiver monitors the fourth signal in the reference air interface resource set
- the first signaling is used to indicate the reference time-frequency resource set
- the fourth signal is used to determine whether the third signal is received correctly
- the reference time-frequency resource set is used to determine The reference air interface resource set
- the first identifier is used to identify the first transmission node device.
- This application discloses a third node device used for wireless communication, which is characterized in that it includes:
- a third receiver receiving second signaling, where the second signaling is used to determine the second identifier and the second priority
- a fourth receiver receiving the first signal in the second time-frequency resource set
- the second signaling is used to determine the second time-frequency resource set; the second identifier is used to identify the second transmission node device.
- this application has the following advantages:
- This application establishes an association between the resource selection and the priority of the data packet corresponding to the conflicting HARQ-ACK/NACK.
- the relationship between the first transmission node device and the second transmission node device, the first priority and the second priority are jointly used to determine the first time-frequency resource Whether the set belongs to the target resource sub-pool, thereby eliminating time-frequency resources that may cause HARQ-ACK/NACK conflicts.
- Fig. 1 shows a processing flowchart of a first node according to an embodiment of the present application
- Figure 2 shows a schematic diagram of a network architecture according to an embodiment of the present application
- Fig. 3 shows a schematic diagram of a wireless protocol architecture of a user plane and a control plane according to an embodiment of the present application
- Fig. 4 shows a schematic diagram of a first communication device and a second communication device according to an embodiment of the present application
- Figure 5 shows a wireless signal transmission flow chart according to an embodiment of the present application
- Fig. 6 shows a wireless signal transmission flow chart according to an embodiment of the present application
- FIG. 7 shows a schematic diagram of the relationship between the first identifier and the second identifier according to an embodiment of the present application
- FIG. 8 shows a schematic diagram of the relationship between a reference time-frequency resource set and a first time-frequency resource set according to an embodiment of the present application
- FIG. 9 shows a schematic diagram of the relationship between a reference time-frequency resource set and a first time-frequency resource set according to an embodiment of the present application.
- FIG. 10 shows a schematic diagram of the relationship between the target resource sub-pool, the candidate resource pool and the first resource pool according to an embodiment of the present application
- FIG. 11 shows a schematic diagram of a first type of measurement for a first time-frequency resource unit according to an embodiment of the present application
- FIG. 12 shows a schematic diagram of the relationship between a first time-frequency resource unit, a first time-frequency resource set, a candidate resource pool, and a first resource pool according to an embodiment of the present application;
- FIG. 13 shows a flowchart of determining a candidate resource pool according to an embodiment of the present application
- FIG. 14 shows a flowchart of determining a target resource sub-pool according to an embodiment of the present application
- FIG. 15 shows a flowchart of determining a target resource sub-pool according to an embodiment of the present application
- FIG. 16 shows a schematic diagram of the relationship between a second time-frequency resource unit and a second air interface resource set according to an embodiment of the present application
- FIG. 17 shows a schematic diagram of the relationship between a first transmission node device and a second transmission node device according to an embodiment of the present application
- FIG. 18 shows a flowchart of determining whether a first time-frequency resource set belongs to a target resource sub-pool according to an embodiment of the present application
- FIG. 19 shows a flowchart of determining whether a first time-frequency resource set belongs to a target resource sub-pool according to an embodiment of the present application
- FIG. 20 shows a schematic diagram of a time-frequency resource unit according to an embodiment of the present application.
- Fig. 21 shows a structural block diagram of a processing apparatus used in a first node device according to an embodiment of the present application.
- Embodiment 1 illustrates the processing flowchart of the first node of an embodiment of the present application, as shown in FIG. 1.
- each box represents a step.
- the first node in this application first executes step 101 to receive the first signaling; then executes step 102 to send the second signaling; finally executes step 103 to send the first signaling in the second time-frequency resource set.
- a signal; the first signaling is used to determine the first identification and the first priority; the second signaling is used to indicate the second identification and the second priority; the second time-frequency resource set belongs to Target resource sub-pool; the first signaling is used to determine a reference time-frequency resource set, the first time-frequency resource set is related to the reference time-frequency resource set, and the second signaling is used to indicate the first time-frequency resource set Two time-frequency resource sets; the first identifier is used to identify the first transmission node device, the second identifier is used to identify the second transmission node device; the first transmission node device and the second transmission node The relationship between the devices, the first priority and the second priority are jointly used to determine whether the first time-frequency resource set belongs to the target resource sub-pool.
- the channel occupied by the first signaling includes PSCCH (Physical Sidelink Control Channel, physical secondary link control channel).
- PSCCH Physical Sidelink Control Channel, physical secondary link control channel.
- the channel occupied by the first signaling includes PSSCH (Physical Sidelink Shared Channel).
- the channel occupied by the first signaling includes PDCCH (Physical Downlink Control Channel, Physical Downlink Control Channel).
- PDCCH Physical Downlink Control Channel, Physical Downlink Control Channel
- the first signaling is broadcast (Broadcast) transmission.
- the first signaling is transmitted by multicast (Groupcast).
- the first signaling is unicast (Unicast) transmission.
- the first signaling is cell-specific.
- the first signaling is UE-specific.
- the first signaling includes one or more fields in an SCI (Sidelink Control Information, secondary link control information).
- SCI Servicelink Control Information, secondary link control information
- the first signaling is SCI.
- the first signaling includes a first-stage SCI (1st-stage SCI).
- the first signaling includes a second-stage SCI (2nd-stage SCI).
- the first signaling includes a first-level SCI and a second-level SCI.
- the first signaling includes a first sub-signaling and a second sub-signaling.
- the first sub-signaling includes a first-level SCI
- the second sub-signaling includes a second-level SCI
- the channel occupied by the first sub-signaling includes PSCCH
- the channel occupied by the second sub-signaling includes PSSCH
- the first signaling includes one or more fields in a DCI (Downlink Control Information, downlink control information).
- DCI Downlink Control Information, downlink control information
- the first signaling includes all or part of a higher layer signaling (Higher Layer Signaling).
- the first signaling is semi-statically configured.
- the first signaling is dynamically configured.
- the first signaling includes one or more domains in a Configured Grant.
- the first signaling is the configuration authorization.
- the definition of the configuration authorization refers to section 6.1.2.3 of 3GPP TS38.214.
- the first signaling includes the first identifier and the first priority.
- the first signaling includes a positive integer number of first type domains, and the first priority is one of the positive integer number of first type domains.
- the first signaling includes a positive integer number of first type domains
- the first identifier is one of the positive integer number of first type domains.
- the first sub-signaling includes the first identifier and the first priority.
- the first sub-signaling includes a positive integer number of type 3 domains, and the first priority is one of the positive integer number of type 3 domains.
- the first sub-signaling includes a positive integer number of Type 3 domains, and the first identifier is one of the positive integer number of Type 3 domains.
- the first identifier is used to scramble the first signaling.
- the first signaling includes a reference time-frequency resource set.
- the first signaling explicitly indicates the second time-frequency resource set.
- the first signaling implicitly indicates the second set of time-frequency resources.
- the first signaling indicates the time domain resources included in the reference time-frequency resource set.
- the first signaling indicates frequency domain resources included in the reference time-frequency resource set.
- the first signaling indicates the time-frequency resources included in the reference time-frequency resource set.
- the first signaling indicates sub-channels (sub-channel(s)) included in the reference time-frequency resource set.
- the first signaling indicates a PRB (Physical Resource Block) included in the reference time-frequency resource set.
- PRB Physical Resource Block
- the first signaling indicates a time slot (slot(s)) included in the reference time-frequency resource set.
- the first signaling indicates a multi-carrier symbol (Symbol) included in the reference time-frequency resource set.
- the first signaling indicates the subchannels included in the reference time-frequency resource set and the time slots included in the reference time-frequency resource set.
- the first signaling indicates PRBs included in the reference time-frequency resource set and multi-carrier symbols included in the reference time-frequency resource set.
- the channel occupied by the second signaling includes PSCCH.
- the channel occupied by the second signaling includes PSSCH.
- the channel occupied by the first signaling includes PSCCH
- the channel occupied by the second signaling includes PSCCH
- the channel occupied by the first signaling includes the PSSCH
- the channel occupied by the second signaling includes the PSSCH
- the channel occupied by the first signaling includes PDCCH
- the channel occupied by the second signaling includes PUCCH (Physical Uplink Control Channel).
- the second signaling is transmitted by broadcast.
- the second signaling is transmitted by multicast.
- the second signaling is unicast transmission.
- the second signaling is user equipment specific.
- the second signaling includes one or more fields in an SCI.
- the second signaling is SCI.
- the second signaling includes a first-level SCI.
- the second signaling includes a second-level SCI.
- the second signaling includes a first-level SCI and a second-level SCI.
- the second signaling includes a third sub-signaling and a fourth sub-signaling.
- the third sub-signaling includes a first-level SCI, and the third sub-signaling includes a second-level SCI.
- the channel occupied by the third sub-signaling includes PSCCH
- the channel occupied by the fourth sub-signaling includes PSSCH
- the second signaling includes all or part of a higher layer signaling.
- the second signaling is semi-statically configured.
- the second signaling is dynamically configured.
- the second signaling includes one or more domains in a configuration authorization.
- the second signaling is the configuration authorization.
- the second signaling includes the second identifier and the second priority.
- the second signaling includes a positive integer number of second type domains, and the second priority is one of the positive integer number of second type domains.
- the second signaling includes a positive integer number of second type domains
- the second identifier is one of the positive integer number of second type domains.
- the third sub-signaling includes the second identifier and the second priority.
- the third sub-signaling includes a positive integer number of type 4 domains, and the second priority is one of the positive integer number of type 4 domains.
- the third sub-signaling includes a positive integer number of type 4 domains, and the second identifier is one of the positive integer number of type 4 domains.
- the second priority and the second identifier are respectively two different fourth type domains in the third sub-signaling.
- the first sub-signaling includes the first identifier and the first priority
- the third sub-signaling includes the second identifier and the second priority
- the third sub-signaling includes the second priority
- the fourth sub-signaling includes the second identifier
- the fourth sub-signaling includes a positive integer number of type 5 domains, and the second identifier is one of the positive integer number of type 5 domains.
- the second priority is a fourth type domain in the third sub-signaling
- the second identifier is a fifth type domain in the fourth sub-signaling.
- the first sub-signaling includes the first identifier and the first priority
- the third sub-signaling includes the second priority
- the fourth sub-signaling includes all Mentioned second identification.
- the second identifier is used to scramble the second signaling.
- the second signaling includes a second set of time-frequency resources.
- the second signaling explicitly indicates the second time-frequency resource set.
- the second signaling implicitly indicates the second set of time-frequency resources.
- the second signaling indicates the time domain resources included in the second time-frequency resource set.
- the second signaling indicates frequency domain resources included in the second time-frequency resource set.
- the second signaling indicates the time-frequency resources included in the second time-frequency resource set.
- the second signaling indicates the sub-channels included in the second time-frequency resource set.
- the second signaling indicates a time slot included in the second time-frequency resource set.
- the second signaling indicates subchannels occupied by the second time-frequency resource set and time slots occupied by the second time-frequency resource set.
- the second set of time-frequency resources is reserved for PSSCH.
- the second time-frequency resource set includes multiple REs (Resource Elements, resource particles).
- the second time-frequency resource set includes a positive integer number of PRBs.
- the second time-frequency resource set includes a positive integer number of subchannels.
- the second time-frequency resource set includes a positive integer number of time slots.
- the second time-frequency resource set includes a positive integer number of multi-carrier symbols.
- the second time-frequency resource set includes a positive integer number of time-frequency resource units.
- the second time-frequency resource set includes a positive integer number of time-domain resource units.
- the second time-frequency resource set includes a positive integer number of frequency domain resource units.
- the time domain resources included in the second time-frequency resource set are a positive integer number of time domain resource units.
- the frequency domain resources included in the second time-frequency resource set are a positive integer number of frequency domain resource units.
- the time-frequency resource included in the second time-frequency resource set is a positive integer number of time-frequency resource units.
- the positive integer number of frequency domain resource units in the second time-frequency resource set are continuous in the frequency domain.
- the second time-frequency resource set includes PSCCH.
- the second time-frequency resource set includes PSSCH.
- the second time-frequency resource set includes PUCCH.
- the second time-frequency resource set includes PUSCH.
- the second time-frequency resource set belongs to the target resource sub-pool.
- the target resource sub-pool includes the second time-frequency resource set.
- the target resource sub-pool includes Q1 first-type time-frequency resource sets, and the second time-frequency resource set is one first-type time-frequency resource in the Q1 first-type time-frequency resource sets Resource collection, the Q1 is a positive integer.
- the first signal is transmitted through SL-SCH (Sidelink Shared Channel, secondary link shared channel).
- SL-SCH Segmentlink Shared Channel, secondary link shared channel
- the channel occupied by the first signal includes PSSCH.
- the channels occupied by the first signal include PSCCH and PSSCH.
- the channel occupied by the first signal includes PUSCH.
- the first signal is cell-specific.
- the first signal is specific to the user equipment.
- the first signal includes a first set of bit blocks, the first set of bit blocks includes a positive integer number of first type bit blocks, and any one of the positive integer number of first type bit blocks is first
- the bit-like block includes a positive integer number of bits.
- the first-type bit block includes a CB (Code Block, code block).
- the first-type bit block includes a CBG (Code Block Group, code block group).
- the first-type bit block includes a TB (Transport Block, transport block).
- all or part of the bits of the first bit block set are sequentially attached through transport block-level CRC, coding block segmentation, coding block-level CRC attachment, channel coding (Channel Coding), and rate matching (Rate Matching), Code Block Concatenation, Scrambling, Modulation, Layer Mapping, Antenna Port Mapping, Mapping to Physical Resource Blocks, Baseband After signal generation (Baseband Signal Generation), modulation and upconversion (Modulation and Upconversion), the first signal is obtained.
- the first signal is that the first bit block set passes through a modulation mapper (Modulation Mapper), a layer mapper (Layer Mapper), a precoding (Precoding), and a resource particle mapper (Resource Element Mapper) in sequence. ), the output after multi-carrier symbol generation (Generation).
- Modulation Mapper Modulation Mapper
- Layer Mapper Layer Mapper
- Precoding Precoding
- Resource Element Mapper resource particle mapper
- the first signal includes DMRS (Demodulation Reference Signal, demodulation reference signal).
- DMRS Demodulation Reference Signal, demodulation reference signal
- the first signal includes CSI-RS (Channel State Information-Reference Signal, channel state information-reference signal).
- CSI-RS Channel State Information-Reference Signal, channel state information-reference signal
- the sentence "the first time-frequency resource set is related to the reference time-frequency resource set” means that the reference time-frequency resource set is used to determine the reference air interface resource set, and the first time-frequency resource set It is used to determine the first air interface resource set; the time domain resources included in the reference air interface resource set and the time domain resources included in the first air interface resource set are non-orthogonal.
- the sentence "the first time-frequency resource set is related to the reference time-frequency resource set” means that the reference time-frequency resource set is used to determine the reference air interface resource set, and the first time-frequency resource set It is used to determine the first air interface resource set; the time domain resources included in the reference air interface resource set overlap with the time domain resources included in the first air interface resource set.
- the sentence "the first time-frequency resource set is related to the reference time-frequency resource set” means that the reference time-frequency resource set is used to determine the reference air interface resource set, and the first time-frequency resource set It is used to determine the first air interface resource set; the time domain resources included in the reference air interface resource set are the same as the time domain resources included in the first air interface resource set.
- the sentence “the first time-frequency resource set is related to the reference time-frequency resource set” means that the time-domain resources included in the reference time-frequency resource set belong to the first time window, and the first time-frequency resource set belongs to the first time window.
- the time domain resources included in the frequency resource set belong to the first time window.
- Embodiment 2 illustrates a schematic diagram of a network architecture according to the present application, as shown in FIG. 2.
- FIG. 2 illustrates a diagram of a network architecture 200 of 5G NR, LTE (Long-Term Evolution) and LTE-A (Long-Term Evolution Advanced) systems.
- the 5G NR or LTE network architecture 200 may be referred to as 5GS (5G System)/EPS (Evolved Packet System) 200 some other suitable term.
- 5GS/EPS 200 may include one or more UE (User Equipment) 201, NG-RAN (Next Generation Radio Access Network) 202, 5GC (5G Core Network, 5G Core Network)/EPC (Evolved Packet Core, Evolved Packet Core) 210, HSS (Home Subscriber Server)/UDM (Unified Data Management) 220 and Internet Service 230.
- UE User Equipment
- NG-RAN Next Generation Radio Access Network
- 5GC 5G Core Network
- 5G Core Network 5G Core Network
- EPC Evolved Packet Core
- HSS Home Subscriber Server
- UDM Unified Data Management
- 5GS/EPS can be interconnected with other access networks, but for simplicity Show these entities/interfaces. As shown in the figure, 5GS/EPS provides packet switching services, but those skilled in the art will easily understand that various concepts presented throughout this application can be extended to networks that provide circuit switching services or other cellular networks.
- NG-RAN includes NR Node B (gNB) 203 and other gNB 204.
- gNB203 provides user and control plane protocol termination towards UE201.
- the gNB203 can be connected to other gNB204 via an Xn interface (for example, backhaul).
- the gNB203 may also be called a base station, base transceiver station, radio base station, radio transceiver, transceiver function, basic service set (BSS), extended service set (ESS), TRP (transmit and receive node), or some other suitable terminology.
- gNB203 provides UE201 with an access point to 5GC/EPC210.
- Examples of UE201 include cellular phones, smart phones, Session Initiation Protocol (SIP) phones, laptop computers, personal digital assistants (PDAs), satellite radios, non-terrestrial base station communications, satellite mobile communications, global positioning systems, multimedia devices , Video devices, digital audio players (for example, MP3 players), cameras, game consoles, drones, aircraft, narrowband IoT devices, machine-type communication devices, land vehicles, automobiles, wearable devices, or any Other similar functional devices.
- SIP Session Initiation Protocol
- PDAs personal digital assistants
- satellite radios non-terrestrial base station communications
- satellite mobile communications global positioning systems
- multimedia devices Video devices
- digital audio players for example, MP3 players
- cameras game consoles
- drones aircraft
- narrowband IoT devices machine-type communication devices
- machine-type communication devices land vehicles, automobiles, wearable devices, or any Other similar functional devices.
- UE201 can also refer to UE201 as a mobile station, subscriber station, mobile unit, subscriber unit, wireless unit, remote unit, mobile device, wireless device, wireless communication device, remote device, mobile subscriber station, access terminal, Mobile terminal, wireless terminal, remote terminal, handset, user agent, mobile client, client or some other suitable term.
- gNB203 is connected to 5GC/EPC210 through the S1/NG interface.
- 5GC/EPC210 includes MME (Mobility Management Entity)/AMF (Authentication Management Field)/SMF (Session Management Function, session management function) 211.
- MME Mobility Management Entity
- AMF Authentication Management Field
- Session Management Function Session Management Function, session management function
- MME/AMF/SMF214 S-GW (Service Gateway)/UPF (User Plane Function, user plane function) 212, and P-GW (Packet Date Network Gateway, packet data network gateway)/UPF213.
- MME/AMF/SMF211 is a control node that processes the signaling between UE201 and 5GC/EPC210. In general, MME/AMF/SMF211 provides bearer and connection management. All user IP (Internet Protocol, Internet Protocol) packets are transmitted through S-GW/UPF212, and S-GW/UPF212 itself is connected to P-GW/UPF213. P-GW provides UE IP address allocation and other functions.
- the P-GW/UPF 213 is connected to the Internet service 230.
- the Internet service 230 includes the Internet protocol service corresponding to the operator, and specifically may include the Internet, Intranet, IMS (IP Multimedia Subsystem, IP Multimedia Subsystem), and packet switching streaming service.
- the first node in this application includes the UE201.
- the second node in this application includes the UE241.
- the user equipment in this application includes the UE201.
- the user equipment in this application includes the UE241.
- the UE 201 supports secondary link transmission.
- the UE 241 supports secondary link transmission.
- the receiver of the first wireless signal in this application includes the UE201.
- the sender of the first wireless signal in this application includes the UE 241.
- the sender of the second signal in this application includes the UE201.
- the receiver of the second signal in this application includes the UE 241.
- the recipient of the first information in this application includes the UE201.
- the sender of the first information in this application includes the UE 241.
- the sender of the first information in this application includes the gNB203.
- the recipient of the second information in this application includes the UE201.
- the sender of the second information in this application includes the UE 241.
- the sender of the second information in this application includes the gNB203.
- Embodiment 3 shows a schematic diagram of an embodiment of a wireless protocol architecture of a user plane and a control plane according to the present application, as shown in FIG. 3.
- Figure 3 is a schematic diagram illustrating an embodiment of the radio protocol architecture for the user plane 350 and the control plane 300.
- Figure 3 shows three layers for the first communication node device (UE, gNB or RSU in V2X) and the second Communication node equipment (gNB, UE or RSU in V2X), or the radio protocol architecture of the control plane 300 between two UEs: layer 1, layer 2, and layer 3.
- Layer 1 (L1 layer) is the lowest layer and implements various PHY (physical layer) signal processing functions.
- the L1 layer will be referred to as PHY301 herein.
- Layer 2 (L2 layer) 305 is above PHY301 and is responsible for the link between the first communication node device and the second communication node device and the two UEs through PHY301.
- L2 layer 305 includes MAC (Medium Access Control) sublayer 302, RLC (Radio Link Control, radio link layer control protocol) sublayer 303, and PDCP (Packet Data Convergence Protocol, packet data convergence protocol) sublayer 304. These sublayers terminate at the second communication node device.
- the PDCP sublayer 304 provides multiplexing between different radio bearers and logical channels.
- the PDCP sublayer 304 also provides security by encrypting data packets, as well as providing support for cross-zone movement between the second communication node devices and the first communication node device.
- the RLC sublayer 303 provides segmentation and reassembly of upper layer data packets, retransmission of lost data packets, and reordering of data packets to compensate for out-of-order reception due to HARQ.
- the MAC sublayer 302 provides multiplexing between logical and transport channels.
- the MAC sublayer 302 is also responsible for allocating various radio resources (for example, resource blocks) in a cell among the first communication node devices.
- the MAC sublayer 302 is also responsible for HARQ operations.
- the RRC (Radio Resource Control) sublayer 306 in layer 3 (L3 layer) of the control plane 300 is responsible for obtaining radio resources (ie, radio bearers) and using the second communication node device and the first communication node device.
- the radio protocol architecture of the user plane 350 includes layer 1 (L1 layer) and layer 2 (L2 layer).
- the radio protocol architecture used for the first communication node device and the second communication node device is for the physical layer 351, L2
- the PDCP sublayer 354 in the layer 355, the RLC sublayer 353 in the L2 layer 355, and the MAC sublayer 352 in the L2 layer 355 are substantially the same as the corresponding layers and sublayers in the control plane 300, but the PDCP sublayer 354 also Provides header compression for upper layer data packets to reduce radio transmission overhead.
- the L2 layer 355 in the user plane 350 also includes the SDAP (Service Data Adaptation Protocol) sublayer 356.
- SDAP Service Data Adaptation Protocol
- the SDAP sublayer 356 is responsible for the mapping between the QoS flow and the data radio bearer (DRB, Data Radio Bearer). To support business diversity.
- the first communication node device may have several upper layers above the L2 layer 355, including a network layer (for example, an IP layer) terminating at the P-GW on the network side and another terminating at the connection.
- Application layer at one end for example, remote UE, server, etc.).
- the wireless protocol architecture in FIG. 3 is applicable to the first node in this application.
- the wireless protocol architecture in FIG. 3 is applicable to the second node in this application.
- the first wireless signal in this application is generated in the PHY301.
- the first wireless signal in this application is generated in the RRC sublayer 306.
- the first wireless signal in this application is transmitted to the PHY 301 via the MAC sublayer 302.
- the second signal in this application is generated in the PHY301.
- the second signal in this application is generated in the MAC sublayer 302.
- the second signal in this application is generated in the RRC sublayer 306.
- the second signal in this application is transmitted to the PHY 301 via the MAC sublayer 302.
- the first information in this application is generated in the RRC sublayer 306.
- the first information in this application is generated in the MAC sublayer 302.
- the first information in this application is generated in the PHY301.
- the second information in this application is generated in the RRC sublayer 306.
- the second information in this application is generated in the MAC sublayer 302.
- the second information in this application is generated in the PHY301.
- Embodiment 4 shows a schematic diagram of the first communication device and the second communication device according to the present application, as shown in FIG. 4.
- 4 is a block diagram of a first communication device 410 and a second communication device 450 communicating with each other in an access network.
- the first communication device 410 includes a controller/processor 475, a memory 476, a receiving processor 470, a transmitting processor 416, a multi-antenna receiving processor 472, a multi-antenna transmitting processor 471, a transmitter/receiver 418, and an antenna 420.
- the second communication device 450 includes a controller/processor 459, a memory 460, a data source 467, a transmitting processor 468, a receiving processor 456, a multi-antenna transmitting processor 457, a multi-antenna receiving processor 458, and a transmitter/receiver 454 And antenna 452.
- the upper layer data packet from the core network is provided to the controller/processor 475.
- the controller/processor 475 implements the functionality of the L2 layer.
- the controller/processor 475 provides header compression, encryption, packet segmentation and reordering, multiplexing between logic and transport channels Multiplexing, and allocation of radio resources to the second communication device 450 based on various priority measures.
- the controller/processor 475 is also responsible for retransmission of lost packets and signaling to the second communication device 450.
- the transmission processor 416 and the multi-antenna transmission processor 471 implement various signal processing functions for the L1 layer (ie, physical layer).
- the transmit processor 416 implements encoding and interleaving to facilitate forward error correction (FEC) at the second communication device 450, and based on various modulation schemes (e.g., binary phase shift keying (BPSK), quadrature phase shift Mapping of signal clusters for keying (QPSK), M-phase shift keying (M-PSK), and M-quadrature amplitude modulation (M-QAM)).
- FEC forward error correction
- BPSK binary phase shift keying
- QPSK quadrature phase shift Mapping of signal clusters for keying
- M-PSK M-phase shift keying
- M-QAM M-quadrature amplitude modulation
- the multi-antenna transmission processor 471 performs digital spatial precoding on the coded and modulated symbols, including codebook-based precoding and non-codebook-based precoding, and beamforming processing to generate one or more spatial streams.
- the transmit processor 416 maps each spatial stream to subcarriers, multiplexes it with a reference signal (e.g., pilot) in the time domain and/or frequency domain, and then uses an inverse fast Fourier transform (IFFT) to generate The physical channel that carries the multi-carrier symbol stream in the time domain.
- IFFT inverse fast Fourier transform
- the multi-antenna transmission processor 471 performs a transmission simulation precoding/beamforming operation on the time-domain multi-carrier symbol stream.
- Each transmitter 418 converts the baseband multi-carrier symbol stream provided by the multi-antenna transmission processor 471 into a radio frequency stream, and then provides it to a different antenna 420.
- each receiver 454 receives a signal through its corresponding antenna 452.
- Each receiver 454 recovers the information modulated on the radio frequency carrier, and converts the radio frequency stream into a baseband multi-carrier symbol stream and provides it to the receiving processor 456.
- the receiving processor 456 and the multi-antenna receiving processor 458 implement various signal processing functions of the L1 layer.
- the multi-antenna receiving processor 458 performs reception analog precoding/beamforming operations on the baseband multi-carrier symbol stream from the receiver 454.
- the receiving processor 456 uses a Fast Fourier Transform (FFT) to convert the baseband multi-carrier symbol stream after receiving the analog precoding/beamforming operation from the time domain to the frequency domain.
- FFT Fast Fourier Transform
- the reference signal will be used for channel estimation.
- the data signal is recovered after the multi-antenna detection in the multi-antenna receiving processor 458
- the second communication device 450 is any spatial flow of the destination.
- the symbols on each spatial stream are demodulated and recovered in the receiving processor 456, and soft decisions are generated.
- the receiving processor 456 then decodes and deinterleaves the soft decision to recover the upper layer data and control signals transmitted by the first communication device 410 on the physical channel.
- the upper layer data and control signals are then provided to the controller/processor 459.
- the controller/processor 459 implements the functions of the L2 layer.
- the controller/processor 459 may be associated with a memory 460 that stores program codes and data.
- the memory 460 may be referred to as a computer-readable medium.
- the controller/processor 459 provides demultiplexing between transport and logical channels, packet reassembly, decryption, header decompression , Control signal processing to recover upper layer data packets from the core network.
- the upper layer data packets are then provided to all protocol layers above the L2 layer.
- Various control signals can also be provided to L3 for L3 processing.
- a data source 467 is used to provide upper layer data packets to the controller/processor 459.
- the data source 467 represents all protocol layers above the L2 layer.
- the controller/processor 459 implements the header based on the radio resource allocation Compression, encryption, packet segmentation and reordering, and multiplexing between logic and transport channels, implement L2 layer functions for user plane and control plane.
- the controller/processor 459 is also responsible for retransmission of lost packets and signaling to the first communication device 410.
- the transmission processor 468 performs modulation mapping and channel coding processing, and the multi-antenna transmission processor 457 performs digital multi-antenna spatial precoding, including codebook-based precoding and non-codebook-based precoding, and beamforming processing, followed by transmission
- the processor 468 modulates the generated spatial stream into a multi-carrier/single-carrier symbol stream, which is subjected to an analog precoding/beamforming operation in the multi-antenna transmission processor 457 and then provided to different antennas 452 via the transmitter 454.
- Each transmitter 454 first converts the baseband symbol stream provided by the multi-antenna transmission processor 457 into a radio frequency symbol stream, and then supplies it to the antenna 452.
- the function at the first communication device 410 is similar to that in the transmission from the first communication device 410 to the second communication device 450.
- Each receiver 418 receives radio frequency signals through its corresponding antenna 420, converts the received radio frequency signals into baseband signals, and provides the baseband signals to the multi-antenna receiving processor 472 and the receiving processor 470.
- the receiving processor 470 and the multi-antenna receiving processor 472 jointly implement the functions of the L1 layer.
- the controller/processor 475 implements L2 layer functions.
- the controller/processor 475 may be associated with a memory 476 that stores program codes and data.
- the memory 476 may be referred to as a computer-readable medium.
- the controller/processor 475 In the transmission from the second communication device 450 to the first communication device 410, the controller/processor 475 provides demultiplexing between transport and logical channels, packet reassembly, decryption, and header decompression. , Control signal processing to recover upper layer data packets from UE450.
- the upper layer data packet from the controller/processor 475 may be provided to the core network.
- the first node in this application includes the second communication device 450, and the second node in this application includes the first communication device 410.
- the first node is user equipment
- the second node is user equipment
- the first node is a user equipment
- the second node is a relay node
- the first node is a relay node
- the second node is a user equipment
- the second communication device 450 includes: at least one controller/processor; the at least one controller/processor is responsible for HARQ operations.
- the first communication device 410 includes: at least one controller/processor; the at least one controller/processor is responsible for HARQ operations.
- the first communication device 410 includes: at least one controller/processor; the at least one controller/processor is responsible for using positive acknowledgement (ACK) and/or negative acknowledgement (NACK) )
- the protocol performs error detection to support HARQ operations.
- the first node in this application includes the second communication device 450, and the third node in this application includes the first communication device 410.
- the first node is a user equipment
- the third node is a relay node
- the first node is a user equipment
- the third node is a base station
- the second communication device 450 includes: at least one processor and at least one memory, the at least one memory includes computer program code; the at least one memory and the computer program code are configured to interact with the Use at least one processor together.
- the second communication device 450 means at least: receiving first signaling, which is used to determine a first identity and a first priority; and sending second signaling, which is used for Indicate the second identifier and the second priority; send the first signal in the second time-frequency resource set, the second time-frequency resource set belongs to the target resource sub-pool; the first signaling is used to determine the reference time-frequency Resource set, the first time-frequency resource set is related to the reference time-frequency resource set, the second signaling is used to indicate the second time-frequency resource set; the first identifier is used to identify the first transmission Node device, the second identifier is used to identify the second transmission node device; the relationship between the first transmission node device and the second transmission node device, the first priority and the second priority The level is jointly used to determine whether the first time-frequency
- the second communication device 450 includes: a memory storing a computer-readable program of instructions, the computer-readable program of instructions generates actions when executed by at least one processor, and the actions include: receiving the first One signaling, the first signaling is used to determine the first identification and the first priority; the second signaling is sent, the second signaling is used to indicate the second identification and the second priority; The first signal is sent in the second time-frequency resource set, and the second time-frequency resource set belongs to the target resource sub-pool; the first signaling is used to determine the reference time-frequency resource set, the first time-frequency resource set and the The reference time-frequency resource set is related, and the second signaling is used to indicate the second time-frequency resource set; the first identifier is used to identify the first transmission node device, and the second identifier is used to identify The second transmission node device; the relationship between the first transmission node device and the second transmission node device, the first priority and the second priority are jointly used to determine the first time frequency Whether the resource set belongs to the target resource sub
- the antenna 452 the receiver 454, the multi-antenna receiving processor 458, the receiving processor 456, the controller/processor 459, the memory 460, the data At least one of the sources 467 ⁇ is used to receive the first information in this application.
- the antenna 452 the receiver 454, the multi-antenna receiving processor 458, the receiving processor 456, the controller/processor 459, the memory 460, the data At least one of the sources 467 ⁇ is used to determine the first resource pool in this application.
- the antenna 452 the receiver 454, the multi-antenna receiving processor 458, the receiving processor 456, the controller/processor 459, the memory 460, the data At least one of the sources 467 ⁇ is used for monitoring the second signal in this application.
- Embodiment 5 illustrates a wireless signal transmission flowchart according to an embodiment of the present application, as shown in FIG. 5.
- the first node U1, the second node U2 and the third node U3 communicate through the air interface.
- the steps in block F0 in Fig. 5, the steps in block F1, and the The steps in F2 are optional.
- step S21 a first transmitting signaling; transmitting the third signal resource set in step S22 at the reference frequency; monitoring the fourth signal at the reference air interface resource set in step S23.
- step S31 For the third node U3, receiving the first signaling in step S31; S32 receives the third signal at the reference frequency resource set step; in step S33 transmits a fourth signal in the reference air interface resource set; in Step S34 The second signal is received; the first signal is received in the second time-frequency resource set in step S35; the second signal is sent in step S36.
- the first signaling is used to determine the first identification and the first priority; the second signaling is used to indicate the second identification and the second priority; the second time frequency The resource set belongs to the target resource sub-pool; the first signaling is used to determine a reference time-frequency resource set, the first time-frequency resource set is related to the reference time-frequency resource set, and the second signaling is used to indicate The second set of time-frequency resources; the first identifier is used to identify the first transmission node device, the second identifier is used to identify the second transmission node device; the first transmission node device and the first transmission node device The relationship between two transmission node devices, the first priority and the second priority are used together to determine whether the first time-frequency resource set belongs to the target resource sub-pool; the reference time-frequency resource The set is used to determine the reference air interface resource set; the first information is used to determine a first time window, and the time domain resources included in the reference time-frequency resource set belong to the first time window; the target The resource sub-pool belongs to the candidate resource
- the steps in block F0 in FIG. 5 exist.
- the step in the block F0 in FIG. 5 does not exist.
- the steps in block F1 in FIG. 5 exist.
- the steps in block F1 in FIG. 5 exist.
- the step in block F1 in FIG. 5 does not exist.
- the step in block F1 in FIG. 5 does not exist.
- the steps in block F2 in FIG. 5 exist.
- the step in block F2 in FIG. 5 does not exist.
- the step in block F2 in FIG. 5 does not exist.
- the communication between the first node U1 and the second node U2 is through the PC5; the communication between the second node U2 and the third node U3 is through the PC5.
- the communication between the first node U1 and the second node U2 is through Uu.
- the first time-frequency resource set is used to determine a first air interface resource set; the time domain resources included in the reference air interface resource set and the time domain resources included in the first air interface resource set are not Orthogonal.
- the time domain resources included in the first time-frequency resource set belong to the first time window.
- the ratio of the number of time-frequency resource units included in the candidate resource pool to the number of time-frequency resource units included in the first resource pool is not less than a second threshold.
- the ratio of the number of time-frequency resource units included in the target resource subpool to the number of time-frequency resource units included in the first resource pool is not less than a third threshold
- the first time-frequency resource unit when the first resource pool includes time-frequency resource units outside the candidate resource pool, the first time-frequency resource unit is outside the candidate resource pool in the first resource pool.
- the first time-frequency resource unit there is third signaling used to determine the first time-frequency resource unit and the measurement value obtained by the first type of measurement for the first time-frequency resource unit is greater than a first threshold, the The third signaling is used to determine a third priority, and the second priority and the third priority are jointly used to determine the first threshold.
- the second signal when the second signal is sent, the second signal occupies a second set of air interface resources.
- the first time-frequency resource set belongs to the target resource sub-pool.
- the first transmission node device is the third node U3, and the second transmission node device is a communication node other than the third node U3.
- the one communication node other than the third node U3 includes user equipment.
- the one communication node other than the third node U3 includes a base station.
- the one communication node other than the third node U3 includes a relay node.
- the high-low relationship between the first priority and the second priority is used to determine the first time-frequency Whether the resource set belongs to the target resource sub-pool.
- the measurement value of the second type of measurement for the first time-frequency resource set is compared with the fourth threshold
- the size relationship is used to determine whether the first time-frequency resource set belongs to the target resource sub-pool.
- whether the first transmission node device is the same as the first node device is used to determine the first time frequency Whether the resource set belongs to the target resource sub-pool.
- the first transmission node device includes the third node U3.
- the second transmission node device includes the third node U3.
- the first transmission node device and the second transmission node device are both the third node U3.
- the first threshold is predefined.
- the first threshold is configurable.
- the second threshold is predefined.
- the second threshold is configurable.
- the third threshold is predefined.
- the third threshold is configurable.
- the target receiver of the first signaling and the target receiver of the second signaling are co-located.
- the target receiver of the first signaling and the target receiver of the second signaling are the same user equipment.
- the target receiver of the first signaling and the target receiver of the second signaling are the same relay.
- the backhaul link between the target receiver of the first signaling and the target receiver of the second signaling is ideal (that is, the delay can be ignored).
- the target receiver of the third signal and the target receiver of the first signal are co-located.
- the target receiver of the third signal and the target receiver of the first signal are both the third node U3 in this application.
- the target receiver of the first signaling and the sender of the second signal are co-located.
- the target receiver of the first signaling and the sender of the second signal are both the third node U3 in this application.
- the sender of the fourth signal and the sender of the second signal are co-located.
- the sender of the fourth signal and the sender of the second signal are both the third node U3 in this application.
- the target recipient of the first signaling is the third node U3 in this application, and the sender of the second signaling is the first node U1 in this application.
- the target recipient of the first signaling is the third node U3 in this application, and the sender of the first signal is the first node U1 in this application.
- the channel occupied by the third signal includes SL-SCH.
- the channel occupied by the third signal includes PSSCH.
- the channels occupied by the third signal include PSCCH and PSSCH.
- the channel occupied by the third signal includes PUSCH.
- the third signal includes a third bit block set, the third bit block set includes a positive integer number of type 3 bit blocks, and any third bit block of the positive integer number of type 3 bit blocks is
- the bit-like block includes a positive integer number of bits.
- the third type of bit block includes a CB.
- the third type of bit block includes a CBG.
- the third type of bit block includes one TB.
- the channel occupied by the fourth signal includes PSFCH (Physical Sidelink Feedback Channel).
- PSFCH Physical Sidelink Feedback Channel
- the fourth signal includes SFI (Sidelink Feedback Information).
- the fourth signal includes UCI (Uplink Control Information, uplink control information).
- UCI Uplink Control Information, uplink control information
- the fourth signal is transmitted through PSFCH (Physical Sidelink Feedback Channel).
- PSFCH Physical Sidelink Feedback Channel
- the fourth signal is used to indicate whether the third signal is received correctly.
- the fourth signal indicates that the third signal is received correctly.
- the fourth signal indicates that the third signal was not received correctly.
- Embodiment 6 illustrates a wireless signal transmission flowchart according to an embodiment of the present application, as shown in FIG. 6.
- the first node U4, the second node U5 and the third node U6 communicate through an air interface.
- the first information For the first point U4, received at step S41, the first information; receiving a first signaling in step S42; first determined in step S43, the resource pool; at the reference frequency in step S44 resource set receiving a third signal Send the second signaling in step S45; send the first signal in the second time-frequency resource set in step S46; send the fourth signal in the reference air interface resource set in step S47; monitor the second signal in step S48 signal.
- the third signal transmitting resource set in step S52 at the reference frequency; monitoring the fourth signal at the reference air interface resource set in step S53.
- step S61 For the third node U6, in step S61 a second received signaling; receiving a first signal in step S62 in the second set of frequency resources when; transmitting a second signal in step S63.
- the first signaling is used to determine the first identification and the first priority; the second signaling is used to indicate the second identification and the second priority; the second time frequency The resource set belongs to the target resource sub-pool; the first signaling is used to determine a reference time-frequency resource set, the first time-frequency resource set is related to the reference time-frequency resource set, and the second signaling is used to indicate The second set of time-frequency resources; the first identifier is used to identify the first transmission node device, the second identifier is used to identify the second transmission node device; the first transmission node device and the first transmission node device The relationship between the two transmission node devices, the first priority and the second priority are used together to determine whether the first time-frequency resource set belongs to the target resource sub-pool; the reference time-frequency resource The set is used to determine the reference air interface resource set; the first information is used to determine a first time window, and the time domain resources included in the reference time-frequency resource set belong to the first time window; the target The resource sub-pool belongs to the candidate
- the step in block F3 in FIG. 6 does not exist.
- the steps in block F3 in FIG. 6 exist.
- the step in the block F3 in FIG. 6 does not exist.
- the steps in block F4 in FIG. 6 exist.
- step in block F4 in FIG. 6 does not exist.
- the steps in block F4 in FIG. 6 exist.
- the step in block F4 in FIG. 6 does not exist.
- the step in block F4 in FIG. 6 does not exist.
- the steps in block F5 in FIG. 6 exist.
- the step in block F5 in FIG. 6 does not exist.
- the step in block F5 in FIG. 6 does not exist.
- the step in block F5 in FIG. 6 does not exist.
- the communication between the first node U4 and the second node U5 is through the PC5.
- the communication between the first node U5 and the second node U6 is through the PC5.
- the communication between the first node U4 and the second node U6 is through the PC5.
- the communication between the first node U4 and the second node U5 is through SL.
- the communication between the first node U5 and the second node U6 is through SL.
- the communication between the first node U4 and the second node U6 is through SL.
- the first time-frequency resource set is used to determine a first air interface resource set; the time domain resources included in the reference air interface resource set and the time domain resources included in the first air interface resource set are not Orthogonal.
- the time domain resources included in the first time-frequency resource set belong to the first time window.
- the ratio of the number of time-frequency resource units included in the candidate resource pool to the number of time-frequency resource units included in the first resource pool is not less than a second threshold.
- the ratio of the number of time-frequency resource units included in the target resource subpool to the number of time-frequency resource units included in the first resource pool is not less than a third threshold
- the first time-frequency resource unit when the first resource pool includes time-frequency resource units outside the candidate resource pool, the first time-frequency resource unit is outside the candidate resource pool in the first resource pool.
- the first time-frequency resource unit there is third signaling used to determine the first time-frequency resource unit and the measurement value obtained by the first type of measurement for the first time-frequency resource unit is greater than a first threshold, the The third signaling is used to determine a third priority, and the second priority and the third priority are jointly used to determine the first threshold.
- the second signal when the second signal is sent, the second signal occupies a second set of air interface resources.
- the first time-frequency resource set belongs to the target resource sub-pool.
- the first transmission node device is a communication node other than the first node U4, and the second transmission node device is a communication node other than the first node U4.
- the one communication node other than the first node U4 includes user equipment.
- the one communication node other than the first node U4 includes a base station.
- the one communication node other than the first node U4 includes a relay node.
- the high-low relationship between the first priority and the second priority is used to determine the first time-frequency Whether the resource set belongs to the target resource sub-pool.
- the measurement value of the second type of measurement for the first time-frequency resource set is compared with the fourth threshold
- the size relationship is used to determine whether the first time-frequency resource set belongs to the target resource sub-pool.
- whether the first transmission node device is the same as the first node device is used to determine the first time frequency Whether the resource set belongs to the target resource sub-pool.
- the first transmission node device includes the first node U4.
- the second transmission node device includes the first node U4.
- the first transmission node device and the second transmission node device are both the first node U4.
- the target receiver of the first signaling and the sender of the second signaling are co-located.
- the target receiver of the first signaling and the sender of the second signaling are the same communication node.
- the target receiver of the first signaling and the sender of the second signaling are the same user equipment.
- the target receiver of the first signaling and the sender of the second signaling are the same relay.
- the backhaul link between the target receiver of the first signaling and the sender of the second signaling is ideal (that is, the delay can be ignored).
- the target receiver of the first signaling and the sender of the second signaling share the same baseband device
- the target receiver of the first signaling and the sender of the second signaling are both the first node U4 in this application.
- the target receiver of the first signaling and the sender of the first signal are co-located.
- the target receiver of the first signaling and the sender of the first signal are the same communication node.
- the target receiver of the first signaling and the sender of the first signal are the same user equipment.
- the target receiver of the first signaling and the sender of the first signal are the same relay.
- the backhaul link between the target receiver of the first signaling and the sender of the first signal is ideal (that is, the delay can be ignored).
- the target receiver of the first signaling and the sender of the first signal share the same baseband device
- the target receiver of the first signaling and the sender of the first signal are both the first node U4 in this application.
- Embodiment 7 illustrates a schematic diagram of the relationship between the first identifier and the second identifier according to an embodiment of the present application, as shown in FIG. 7.
- the rectangle filled with diagonal grids represents the first type of logo in this application; the rectangle filled with diagonal lines represents the second type of logo in this application.
- the diagonally filled rectangle in the first signaling represents the first identifier in this application, and the diagonally filled rectangle in the second signaling represents the second identifier in this application.
- the diagonally filled rectangle in the first signaling represents the first identifier in this application, and the diagonally filled rectangle in the second signaling represents the second identifier in this application.
- the first signaling includes a first identifier
- the second signaling includes a second identifier
- the first identifier is used to identify the first transmission node device
- the second identifier is used ⁇ Identifies the second transmission node device.
- the first identifier is one of the X2 identifiers of the second type, and X2 is a positive integer.
- the number of bits in the first identifier is configurable.
- the number of bits in the second identifier is configurable.
- the X2 is a positive integer equal to the 16th power of 2
- the first identifier includes 16 bits.
- the second identifier is one of the X2 second-type identifiers.
- the second identifier includes 16 bits.
- the second identifier is one of X1 identifiers of the first type, and X1 is a positive integer.
- the X1 is a positive integer equal to the 8th power of 2
- the second identifier includes 8 bits.
- the first identifier is one of the X2 second-type identifiers
- the second identifier is one of the X2 second-type identifiers
- the first identifier is one of the X2 second-type identifiers
- the second identifier is one of the X1 first-type identifiers
- the first identifier includes 16 bits
- the second identifier includes 16 bits
- the first identifier includes 16 bits
- the second identifier includes 8 bits
- any one of the X1 first-type identifiers is used to identify the sender of the wireless signal.
- any first-type identifier in the X1 first-type identifiers includes a source identifier (Source ID, Source Identity).
- any one of the X1 first-type identifiers includes a layer-1 source ID (Layer-1 source ID).
- any one of the X1 first-type identifiers is a non-negative integer.
- any one of the X1 first-type identifiers is indicated by Y1 binary bits.
- the Y1 is equal to 8.
- any of the X2 second-type identifiers is used to identify the target receiver of the wireless signal.
- any second type identifier in the X2 second type identifiers includes a destination ID (Destination ID, Destination Identity).
- any of the X2 second-type identifiers includes a Layer-1 destination ID.
- any second type identifier in the X2 second type identifiers is a non-negative integer.
- any second type identifier in the X2 second type identifiers is indicated by Y2 binary bits.
- the Y2 is equal to 16.
- the first identifier is used to identify the first transmission node device.
- the second identifier is used to identify the second transit node device.
- the first identifier is used to identify a first user equipment group, the first user equipment group includes a positive integer number of user equipment, and the first transmission node device is in the first user equipment group Of a user device.
- the second identifier is used to identify a second user equipment group
- the second user equipment group includes a positive integer number of user equipment
- the second transmission node device is in the second user equipment group Of a user device.
- the first identifier includes RNTI (Radio Network Temporary Identifier, radio network temporary identifier).
- RNTI Radio Network Temporary Identifier, radio network temporary identifier
- the first identifier includes C-RNTI (Cell-Radio Network Temporary Identifier, cell-radio network temporary identifier).
- C-RNTI Cell-Radio Network Temporary Identifier, cell-radio network temporary identifier
- the first identifier includes TC-RNTI (Temporary Cell-Radio Network Temporary Identifier, Temporary Cell-Radio Network Temporary Identifier).
- TC-RNTI Temporary Cell-Radio Network Temporary Identifier, Temporary Cell-Radio Network Temporary Identifier.
- the first identifier includes IMSI (International Mobile Subscriber Identifier, International Mobile Subscriber Identifier).
- IMSI International Mobile Subscriber Identifier, International Mobile Subscriber Identifier
- the first identifier is used to identify a sequence of wireless signals.
- the first identifier is used to generate a scrambling sequence for scrambling a wireless signal.
- the first identifier is configured by a higher layer signaling.
- the first identifier is configured by a PHY (Physical) layer signaling.
- the second identifier is RNTI.
- the second identifier is C-RNTI.
- the second identifier includes TC-RNTI.
- the second identifier includes IMSI.
- the second identifier is used to identify the sequence of the wireless signal.
- the second identifier is used to generate a scrambling sequence for scrambling the wireless signal.
- the second identifier is configured by a higher layer signaling.
- the second identifier is dynamically configured.
- Embodiment 8 illustrates a schematic diagram of the relationship between the reference time-frequency resource set and the first time-frequency resource set according to an embodiment of the present application, as shown in FIG. 8.
- the rectangle filled with diagonal stripes represents the first time-frequency resource set in this application
- the rectangle filled with diagonal squares represents the reference time-frequency resource set in this application
- the square filled with diagonal stripes represents the first time-frequency resource set in this application.
- Air interface resource collection; the square filled with diagonal grids represents the reference air interface resource collection in this application.
- the reference time-frequency resource set is used to determine a reference air interface resource set
- the first time-frequency resource set is used to determine a first air interface resource set
- the time included in the reference air interface resource set The domain resources and the time domain resources included in the first air interface resource set are non-orthogonal.
- the reference time-frequency resource set is used for SL transmission.
- the reference time-frequency resource set includes multiple REs.
- the reference time-frequency resource set includes a positive integer number of PRBs.
- the reference time-frequency resource set includes a positive integer number of subchannels.
- the reference time-frequency resource set includes a positive integer number of time slots.
- the reference time-frequency resource set includes a positive integer number of multi-carrier symbols.
- the reference time-frequency resource set includes a positive integer number of time-frequency resource units.
- the reference time-frequency resource set includes a positive integer number of time-domain resource units.
- the reference time-frequency resource set includes a positive integer number of frequency domain resource units.
- the time domain resources included in the reference time-frequency resource set are a positive integer number of time domain resource units.
- the frequency domain resources included in the reference time-frequency resource set are a positive integer number of frequency domain resource units.
- the time-frequency resource included in the reference time-frequency resource set is a positive integer number of time-frequency resource units.
- the positive integer number of frequency domain resource units included in the reference time-frequency resource set are continuous in the frequency domain.
- the reference time-frequency resource set includes PSCCH.
- the reference time-frequency resource set includes PSSCH.
- the reference time-frequency resource set includes PUCCH.
- the reference time-frequency resource set includes PUSCH.
- the target resource sub-pool does not include the reference time-frequency resource set.
- the target resource subpool includes Q1 first-type time-frequency resource sets, the reference time-frequency resource set and any one of the Q1 first-type time-frequency resource sets
- the collections of resources are all different.
- the candidate resource pool does not include the reference time-frequency resource set.
- the candidate resource pool includes Q2 first-type time-frequency resource sets, the reference time-frequency resource set and any one of the Q2 first-type time-frequency resource sets
- the resource sets are all different, and Q2 is a positive integer.
- the first resource pool does not include the reference time-frequency resource set.
- the first resource pool includes Q3 first-type time-frequency resource sets, the reference time-frequency resource set and any one of the Q3 first-type time-frequency resource sets
- the resource sets are all different, and Q3 is a positive integer.
- the first time-frequency resource set is used for SL transmission.
- the first time-frequency resource set includes multiple REs.
- the first time-frequency resource set includes a positive integer number of PRBs.
- the first time-frequency resource set includes a positive integer number of subchannels.
- the first time-frequency resource set includes a positive integer number of time slots.
- the first time-frequency resource set includes a positive integer number of multi-carrier symbols.
- the first time-frequency resource set includes a positive integer number of time-frequency resource units.
- the first time-frequency resource set includes a positive integer number of time-domain resource units.
- the first time-frequency resource set includes a positive integer number of frequency domain resource units.
- the time domain resources included in the first time-frequency resource set are a positive integer number of time domain resource units.
- the frequency domain resources included in the first time-frequency resource set are a positive integer number of frequency domain resource units.
- the time-frequency resource included in the first time-frequency resource set is a positive integer number of time-frequency resource units.
- the positive integer number of frequency domain resource units included in the first time-frequency resource set are continuous in the frequency domain.
- the first time-frequency resource set includes PSCCH.
- the first time-frequency resource set includes PSSCH.
- the first time-frequency resource set includes PUCCH.
- the first time-frequency resource set includes PUSCH.
- the reference air interface resource set includes a positive integer number of time-frequency resource units.
- the reference air interface resource set includes a positive integer number of time domain resource units.
- the reference air interface resource set includes a positive integer number of frequency domain resource units.
- the reference air interface resource set includes a positive integer number of code domain resource units.
- any code domain resource unit in the positive integer number of code domain resource units is a pseudo-random sequence (Pseudo-Random Sequence).
- the generation of the pseudo-random sequence refers to section 5.2.1 of 3GPP TS38.211.
- any code domain resource unit in the positive integer number of code domain resource units is a low peak-to-average ratio sequence (Low-PAPR Sequence, Low-Peak to Average Power Ratio, low peak-to-average power ratio).
- the generation of the low peak-to-average ratio sequence refers to section 5.2.2 of 3GPP TS38.211.
- any code domain resource unit in the positive integer number of code domain resource units is a base sequence (Base Sequence).
- any code domain resource unit in the positive integer number of code domain resource units is a sequence after a cyclic shift.
- the time domain resources included in the reference air interface resource set are a positive integer number of time domain resource units.
- the frequency domain resources included in the reference air interface resource set are a positive integer number of frequency domain resource units.
- the time-frequency resource included in the reference air interface resource set is a positive integer number of time-frequency resource units.
- the code domain resource included in the reference air interface resource set is a positive integer number of code domain resource units.
- the code domain resource unit included in the reference air interface resource set is a positive integer number of cyclically shifted sequences of a base sequence.
- a positive integer number of pseudorandom sequences included in the reference air interface resource set are orthogonal.
- the initial values of a positive integer number of pseudo-random sequences included in the reference air interface resource set are the same.
- the initial values of a positive integer number of pseudo-random sequences included in the reference air interface resource set are different from each other.
- the initial values of the positive integer number of pseudo-random sequences included in the reference air interface resource set are the same, and the cyclic shifts of the positive integer number of pseudo-random sequences are different from each other.
- the reference air interface resource set includes multiple REs.
- the reference air interface resource set includes a positive integer number of PRBs.
- the reference air interface resource set includes a positive integer number of subchannels.
- the reference air interface resource set includes a positive integer number of time slots.
- the reference air interface resource set includes a positive integer number of multi-carrier symbols.
- the reference air interface resource set includes PSFCH.
- the reference air interface resource set is PSFCH.
- the reference time-frequency resource set is used to determine the reference air interface resource set.
- the time domain resources included in the reference time-frequency resource set are used to determine the reference air interface resource set.
- the time domain resources included in the reference time-frequency resource set are used to determine the time domain resources included in the reference air interface resource set.
- the time domain resources included in the reference time-frequency resource set are used to determine the frequency domain resources included in the reference air interface resource set.
- the time domain resources included in the reference time-frequency resource set are used to determine the time-frequency resources included in the reference air interface resource set.
- the time domain resources included in the reference time-frequency resource set are used to determine the code domain resources included in the reference air interface resource set.
- the time domain resources included in the reference time-frequency resource set are used to determine the frequency domain resources included in the reference air interface resource set and the code domain resources included in the reference air interface resource set.
- the time slots included in the reference time-frequency resource set are used to determine the PRB included in the reference air interface resource set.
- the time slots included in the reference time-frequency resource set are used to determine the multi-carrier symbols included in the reference air interface resource set.
- the frequency domain resources included in the reference time-frequency resource set are used to determine the reference air interface resource set.
- the frequency domain resources included in the reference time-frequency resource set are used to determine the frequency domain resources included in the reference air interface resource set.
- the frequency domain resources included in the reference time-frequency resource set are used to determine the time-frequency resources included in the reference air interface resource set.
- the frequency domain resources included in the reference time-frequency resource set are used to determine the code domain resources included in the reference air interface resource set.
- the frequency domain resources included in the reference time-frequency resource set are used to determine the frequency domain resources included in the reference air interface resource set and the code domain resources included in the reference air interface resource set.
- the subchannels included in the reference time-frequency resource set are used to determine the PRBs included in the reference air interface resource set.
- the subchannels included in the reference time-frequency resource set are used to determine the multi-carrier symbols included in the reference air interface resource set.
- the time-frequency resources included in the reference time-frequency resource set are used to determine the reference air interface resource set.
- the time-frequency resources included in the reference time-frequency resource set are used to determine the code domain resources included in the reference air interface resource set.
- the time-frequency resources included in the reference time-frequency resource set are used to determine the frequency domain resources included in the reference air interface resource set and the code domain resources included in the reference air interface resource set.
- the reference time-frequency resource set and the first identifier are jointly used to determine the reference air interface resource set.
- the time domain resources included in the reference time-frequency resource set and the first identifier are used together to determine the frequency domain resources included in the reference air interface resource set.
- the time domain resources included in the reference time-frequency resource set and the first identifier are used together to determine the frequency domain resources included in the reference air interface resource set and what is included in the reference air interface resource set Code domain resources.
- the time slot included in the reference time-frequency resource set and the first identifier are used together to determine the PRB included in the reference air interface resource set.
- the time slots included in the reference time-frequency resource set and the first identifier are used together to determine the multi-carrier symbols included in the reference air interface resource set.
- the subchannel included in the reference time-frequency resource set is used to determine the PRB included in the reference air interface resource set, and the first identifier is used to determine the code included in the reference air interface resource set Domain resources.
- the subchannels included in the reference time-frequency resource set are used to determine the PRBs included in the reference air interface resource set, and the first identifier is used to determine the pseudo channels included in the reference air interface resource set. Random sequence.
- the first air interface resource set includes a positive integer number of time-frequency resource units.
- the first air interface resource set includes a positive integer number of time domain resource units.
- the first air interface resource set includes a positive integer number of frequency domain resource units.
- the first air interface resource set includes a positive integer number of code domain resource units.
- the time domain resources included in the first air interface resource set are a positive integer number of time domain resource units.
- the frequency domain resources included in the first air interface resource set are a positive integer number of frequency domain resource units.
- the time-frequency resource included in the first air interface resource set is a positive integer number of time-frequency resource units.
- the code domain resource included in the first air interface resource set is a positive integer number of code domain resource units.
- the code domain resource unit included in the first air interface resource set is a positive integer number of cyclically shifted sequences of a base sequence.
- the positive integer number of pseudorandom sequences included in the first air interface resource set are orthogonal.
- the initial values of a positive integer number of pseudo-random sequences included in the first air interface resource set are the same.
- the initial values of a positive integer number of pseudo-random sequences included in the first air interface resource set are different from each other.
- the initial values of the positive integer number of pseudo-random sequences included in the first air interface resource set are the same, and the cyclic shifts of the positive integer number of pseudo-random sequences are different from each other.
- the first air interface resource set includes multiple REs.
- the first air interface resource set includes a positive integer number of PRBs.
- the first air interface resource set includes a positive integer number of subchannels.
- the first air interface resource set includes a positive integer number of time slots.
- the first air interface resource set includes a positive integer number of multi-carrier symbols.
- the first air interface resource set includes PSFCH.
- the first air interface resource set is PSFCH.
- the first time-frequency resource set is used to determine the first air interface resource set.
- the time domain resources included in the first time-frequency resource set are used to determine the first air interface resource set.
- the time domain resources included in the first time-frequency resource set are used to determine the time domain resources included in the first air interface resource set.
- the time domain resources included in the first time-frequency resource set are used to determine the frequency domain resources included in the first air interface resource set.
- the time domain resources included in the first time-frequency resource set are used to determine the time-frequency resources included in the first air interface resource set.
- the time domain resources included in the first time-frequency resource set are used to determine the code domain resources included in the first air interface resource set.
- the time domain resources included in the first time-frequency resource set are used to determine the frequency domain resources included in the first air interface resource set and the code domain resources included in the first air interface resource set.
- the time slots included in the first set of time-frequency resources are used to determine the PRB included in the first set of air interface resources.
- the time slots included in the first time-frequency resource set are used to determine the multi-carrier symbols included in the first air interface resource set.
- the frequency domain resources included in the first time-frequency resource set are used to determine the first air interface resource set.
- the frequency domain resources included in the first time-frequency resource set are used to determine the frequency domain resources included in the first air interface resource set.
- the frequency domain resources included in the first time-frequency resource set are used to determine the time-frequency resources included in the first air interface resource set.
- the frequency domain resources included in the first time-frequency resource set are used to determine the code domain resources included in the first air interface resource set.
- the frequency domain resources included in the first time-frequency resource set are used to determine the frequency domain resources included in the first air interface resource set and the code domain resources included in the first air interface resource set.
- the subchannels included in the first time-frequency resource set are used to determine the PRBs included in the first air interface resource set.
- the subchannels included in the first time-frequency resource set are used to determine the multi-carrier symbols included in the first air interface resource set.
- the time-frequency resources included in the first time-frequency resource set are used to determine the first air interface resource set.
- the time-frequency resources included in the first time-frequency resource set are used to determine the code domain resources included in the first air interface resource set.
- the time-frequency resources included in the first time-frequency resource set are used to determine the frequency domain resources included in the first air interface resource set and the code domain resources included in the first air interface resource set.
- the first time-frequency resource set and the first identifier are jointly used to determine the first air interface resource set.
- the time domain resources included in the first time-frequency resource set and the first identifier are jointly used to determine the frequency domain resources included in the reference air interface resource set.
- the time domain resources included in the first time-frequency resource set and the first identifier are used together to determine the frequency domain resources included in the first air interface resource set and the first air interface resource set The code domain resources included.
- the time slot included in the first time-frequency resource set and the first identifier are used together to determine the PRB included in the first air interface resource set.
- the time slots included in the first time-frequency resource set and the first identifier are used together to determine the multi-carrier symbols included in the first air interface resource set.
- the subchannels included in the first time-frequency resource set are used to determine the PRBs included in the first air interface resource set, and the first identifier is used to determine the location of the first air interface resource set.
- the time domain resources included in the reference air interface resource set and the time domain resources included in the first air interface resource set are not orthogonal.
- the reference air interface resource set and the first air interface resource set are non-orthogonal in the time domain.
- the reference air interface resource set and the first air interface resource set overlap in the time domain.
- the reference air interface resource set and the first air interface resource set are FDM (Frequency Division Multiplexing).
- the reference air interface resource set and the first air interface resource set are CDM (Code Division Multiplexing).
- the reference air interface resource set and the first air interface resource set both occupy the same time domain resource unit, and the reference air interface resource set and the first air interface resource set occupy different frequency domain resource units.
- the time domain resources included in the reference air interface resource set are the same as the time domain resources included in the first air interface resource set, and the frequency domain resources included in the reference air interface resource set are the same as the first air interface resource set The frequency domain resources included are different.
- the multi-carrier symbols occupied by the reference air interface resource set are the same as the multi-carrier symbols occupied by the first air interface resource set, and the subchannels occupied by the reference air interface resource set are the same as those occupied by the first air interface resource set.
- the sub-channels are different.
- the multi-carrier symbols occupied by the reference air interface resource set are the same as the multi-carrier symbols occupied by the first air interface resource set, and the PRBs occupied by the reference air interface resource set are the same as those occupied by the first air interface resource set. PRB is different.
- the multi-carrier symbols occupied by the reference air interface resource set are the same as the multi-carrier symbols occupied by the first air interface resource set, and the subcarriers occupied by the reference air interface resource set are the same as those occupied by the first air interface resource set.
- the subcarriers are different.
- the reference air interface resource set and the first air interface resource set both occupy the same time domain resource unit, and the reference air interface resource set and the first air interface resource set occupy different code domain resource units.
- the time domain resources included in the reference air interface resource set are the same as the time domain resources included in the first air interface resource set, and the code domain resources included in the reference air interface resource set are the same as the first air interface resource set The code domain resources included are different.
- the multi-carrier symbols occupied by the reference air interface resource set are the same as the multi-carrier symbols occupied by the first air interface resource set, and the code domain resource unit occupied by the reference air interface resource set is the same as the first air interface resource
- the code domain resource units occupied by the collection are different.
- the multi-carrier symbols occupied by the reference air interface resource set are the same as the multi-carrier symbols occupied by the first air interface resource set, and the pseudo-random sequence adopted by the reference air interface resource set is the same as the first air interface resource.
- the pseudo-random used in the collection is different.
- the multi-carrier symbols occupied by the reference air interface resource set are the same as the multi-carrier symbols occupied by the first air interface resource set, and the low peak-to-average ratio sequence adopted by the reference air interface resource set is the same as the first air interface resource set.
- the low peak-to-average ratio sequence adopted by the air interface resource collection is different.
- the multi-carrier symbols occupied by the reference air interface resource set are the same as the multi-carrier symbols occupied by the first air interface resource set, and the base sequence adopted by the reference air interface resource set is the same as the first air interface resource set.
- the base sequence used is different.
- the multi-carrier symbols occupied by the reference air interface resource set are the same as the multi-carrier symbols occupied by the first air interface resource set, and the cyclic shift of the base sequence adopted by the reference air interface resource set is the same as the first air interface resource set.
- the cyclic shift of the base sequence adopted by the air interface resource set is different.
- the reference air interface resource set includes a first time domain resource unit, and the first air interface resource set also includes the first time domain resource unit.
- the first time domain resource unit is one of the positive integer number of time domain resource units included in the reference air interface resource set, and the first time domain resource unit is the One time domain resource unit among the positive integer number of time domain resource units included in the first air interface resource set.
- the first time domain resource unit includes a positive integer number of multi-carrier symbols.
- the first time domain resource unit includes one multi-carrier symbol.
- the first time domain resource unit includes two multi-carrier symbols.
- the first time domain resource unit includes one time slot.
- Embodiment 9 illustrates a schematic diagram of the relationship between the reference time-frequency resource set and the first time-frequency resource set according to an embodiment of the present application, as shown in FIG. 9.
- the rectangle filled with diagonal lines represents the first time-frequency resource set in this application;
- the rectangle filled with diagonal squares represents the reference time-frequency resource set in this application;
- the two solid lines represent the first time-frequency resource set in this application.
- a time window represents the first time-frequency resource set in this application.
- the first information is used to determine the first time window, the time domain resources included in the reference time-frequency resource set belong to the first time window, and the first time-frequency resource set belongs to the first time window.
- the included time domain resources belong to the first time window.
- the first information is cell-specific.
- the first information is specific to the user equipment.
- the channel occupied by the first information includes PSSCH.
- the channels occupied by the first information include PSCCH and PSSCH.
- the channels occupied by the first information include PDCCH and PDSCH.
- the first information includes all or part of a higher layer signaling.
- the first information includes all or part of one RRC layer signaling.
- the first information includes one or more fields in an RRC IE.
- the first information includes one or more domains in one SIB.
- the first information includes all or part of one MAC layer signaling.
- the first information command includes one or more fields in a MAC CE.
- the first information includes one or more fields in a PHY layer signaling.
- the first information is semi-statically configured.
- the first information is dynamically configured.
- the first information is used to determine the first time window.
- the first information includes the first time window.
- the first information includes time domain resources included in the first time window.
- the first information is used to indicate time domain resource units included in the first time window.
- the first information includes the number of time domain resource units included in the first time window.
- the first information is used to indicate the start time of the first time window.
- the first information includes a positive integer number of first type domains
- the number of time domain resource units included in the first time window is the positive integer number of first type domains included in the first information A domain of the first category in the domain.
- the time domain resource included in the first time window is a first type domain among the positive integer number of first type domains included in the first information.
- the first time window includes N time domain resource units, and N is a positive integer.
- the N is equal to 1.
- the N is equal to 2.
- the N is equal to 4.
- the first information is used to indicate the N.
- the time interval between the end time of the first time window and the start time of the earliest multi-carrier symbol included in the first air interface resource set in the time domain in this application is equal to X
- the time length of the time slot, X is a positive integer; any time slot in the X time slots is a time slot included in the resource pool of an SL (Sidelink, secondary link).
- the X is equal to 1.
- the X is equal to 2.
- the X is equal to 3.
- the time domain resource included in the reference time-frequency resource set is one time domain resource unit among the N time domain resource units included in the first time window.
- the time domain resource included in the first time-frequency resource set is one time domain resource unit among the N time domain resource units included in the first time window.
- the time domain resources included in the reference time-frequency resource set are the same as the time domain resources included in the first time-frequency resource set.
- the time domain resources included in the reference time-frequency resource set are different from the time domain resources included in the first time-frequency resource set.
- Embodiment 10 illustrates a schematic diagram of the relationship between the target resource sub-pool, the candidate resource pool and the first resource pool according to an embodiment of the present application, as shown in FIG. 10.
- the large dashed box represents the first resource pool in this application;
- the solid box represents the candidate resource pool in this application;
- the thick solid box represents the target resource sub-pool in this application.
- the target resource subpool belongs to the candidate resource pool in this application; the candidate resource pool belongs to the first resource pool; and the candidate resource pool belongs to the first resource pool.
- the first resource pool includes Q3 first-type time-frequency resource sets, and any first-type time-frequency resource set in the Q3 first-type time-frequency resource sets includes a positive integer number of time-frequency resources Resource unit, the Q3 is a positive integer.
- any first-type time-frequency resource set in the Q3 first-type time-frequency resource sets included in the first resource pool includes a positive integer number of consecutive subchannels.
- any first-type time-frequency resource set in the Q3 first-type time-frequency resource sets included in the first resource pool includes a positive integer number of consecutive subcarriers.
- any first-type time-frequency resource set in the Q3 first-type time-frequency resource sets included in the first resource pool belongs to a first time interval (Time Interval).
- the start time of the first time interval is selected by the first node by itself.
- the end time of the first time interval is selected by the first node by itself.
- the time domain resource of the data packet arriving at the MAC layer and the first time offset are used together to determine the start time of the first time interval.
- the time domain resource of the data packet arriving at the MAC layer and the second time offset are used together to determine the end time of the first time interval.
- the time domain resource for the data packet to arrive at the MAC layer includes a time slot.
- the time domain resource for the data packet to arrive at the MAC layer includes one subframe.
- the time domain resource requested by the MAC layer for the perception report and the first time offset are used together to determine the start time of the first time interval.
- the time domain resource requested by the MAC layer for the perception report and the second time offset are used together to determine the end time of the first time interval.
- the time domain resource for which the MAC layer requests the perception report includes one time slot.
- the time domain resource requested by the MAC layer for the perception report includes one subframe.
- the first time offset is self-selected by the first node.
- the second time offset is selected by the first node by itself.
- the unit of the first time offset is a time slot.
- the unit of the first time offset is a subframe.
- the unit of the second time offset is a time slot.
- the unit of the second time offset is a subframe.
- the first time offset is a positive integer not greater than 4.
- the second time offset is a positive integer not greater than 100 and not less than 20.
- the second time offset is a positive integer not greater than 100 and not less than the earliest time.
- the second priority is used to determine the earliest time.
- the earliest time is configured by higher layer signaling.
- the selection of the second time offset needs to meet the delay time requirement.
- the first resource pool belongs to a resource pool of an SL.
- the resource pool of the one SL includes the first resource pool.
- the Q3 first-type time-frequency resource sets included in the first resource pool all belong to the resource pool of the one SL.
- the one SL resource pool is used for V2X.
- the one SL resource pool is used for SL transmission.
- the resource pool of the one SL is used for PSSCH transmission.
- the resource pool of the one SL is used for PSCCH transmission.
- the resource pool of the one SL is used for PSFCH transmission.
- the resource pool of the one SL is fixed.
- the resource pool of the one SL is configurable.
- the resource pool of the one SL is semi-static configured.
- the resource pool of the one SL is configured by higher layer signaling.
- the resource pool of the one SL is configured by RRC signaling.
- the resource pool of one SL is configured by one RRC IE.
- the resource pool of the one SL is configured by MAC signaling.
- the candidate resource pool includes Q2 first-type time-frequency resource sets, and any first-type time-frequency resource set in the Q2 first-type time-frequency resource sets includes a positive integer number of time-frequency resources Resource unit, the Q2 is a positive integer.
- the candidate resource pool belongs to the first resource pool.
- the first resource pool includes the candidate resource pool.
- any first-type time-frequency resource set in the Q2 first-type time-frequency resource sets included in the candidate resource pool belongs to the first resource pool.
- any one of the Q2 first-type time-frequency resource sets included in the candidate resource pool is the Q3 first-type time-frequency resource sets included in the first resource pool.
- the first resource pool includes a first-type time-frequency resource set other than the candidate resource pool.
- the existence of a first-type time-frequency resource set in the first resource pool is a first-type time-frequency resource set outside the candidate resource pool.
- the candidate resource pool is the same as the first resource pool.
- the Q3 first-type time-frequency resource sets included in the first resource pool are the same as the Q2 first-type time-frequency resource sets included in the candidate resource pool, and the Q2 is equal to The Q3.
- the first resource pool includes a time-frequency resource unit other than the candidate resource pool.
- a time-frequency resource unit existing in the first resource pool is a time-frequency resource unit outside the candidate resource pool.
- the target resource subpool includes Q1 first-type time-frequency resource sets, and any first-type time-frequency resource set in the Q1 first-type time-frequency resource sets includes a positive integer number of time-frequency resources.
- Resource unit, the Q1 is a positive integer.
- the target resource sub-pool belongs to the candidate resource pool.
- the candidate resource pool includes the target resource sub-pool.
- any first-type time-frequency resource set in the Q1 first-type time-frequency resource sets included in the target resource subpool belongs to the candidate resource pool.
- any one of the Q1 first-type time-frequency resource sets included in the target resource subpool is the Q2 first-type time-frequency resource sets included in the candidate resource pool.
- the candidate resource pool includes a first-type time-frequency resource set other than the target resource sub-pool.
- first-type time-frequency resource set in the candidate resource pool that is a first-type time-frequency resource set outside the target resource sub-pool.
- the target resource sub-pool is the same as the candidate resource pool.
- the Q2 first-type time-frequency resource sets included in the candidate resource pool are the same as the Q1 first-type time-frequency resource sets included in the target resource subpool, and the Q1 is equal to The Q2.
- the first time-frequency resource set belongs to the target resource sub-pool.
- the target resource sub-pool includes the first time-frequency resource set.
- the target resource sub-pool does not include the first time-frequency resource set.
- the first time-frequency resource set is a first-type time-frequency resource set other than the Q1 first-type time-frequency resource sets included in the target resource subpool.
- the first time-frequency resource set is one of the Q3 first-type time-frequency resource sets included in the first resource pool, and the first time-frequency resource set The resource set is different from any first-type time-frequency resource set in the Q1 first-type time-frequency resource sets included in the target resource subpool.
- the first time-frequency resource set is one of the Q2 first-type time-frequency resource sets included in the candidate resource pool, and the first time-frequency resource set The resource set is different from any first-type time-frequency resource set in the Q1 first-type time-frequency resource sets included in the target resource subpool.
- Embodiment 11 illustrates a schematic diagram of the first type of measurement for the first time-frequency resource unit according to an embodiment of the present application, as shown in FIG. 11.
- the large dashed box represents the first resource pool in this application; the rectangle filled with diagonal stripes represents the first time-frequency resource unit in this application; the unfilled rectangle represents the time corresponding to the first time-frequency resource unit. Frequency resource unit.
- the measurement value of the first type of measurement for the one-time-frequency resource unit is higher than the first measurement value.
- the first time-frequency resource unit is a time-frequency resource unit outside the candidate resource pool in the first resource pool.
- the first time-frequency resource unit is a time-frequency resource unit outside the candidate resource pool in the first resource pool.
- the first time-frequency resource unit is a first-type time-frequency resource set among the Q3 first-type time-frequency resource sets included in the first resource pool, and the first time-frequency resource unit is The resource unit is different from any first-type time-frequency resource set in the Q2 first-type time-frequency resource sets included in the candidate resource pool.
- the first time-frequency resource unit includes a positive integer number of consecutive sub-channels.
- the first time-frequency resource unit includes a positive integer number of consecutive subcarriers.
- the first time-frequency resource unit includes one time slot.
- the first time-frequency resource unit includes one subframe.
- the first time-frequency resource unit includes a positive integer number of multi-carrier symbols.
- the first type of measurement for the first time-frequency resource unit is PSSCH-RSRP (PSSCH-Reference Signal Receiving Power, physical secondary link shared channel-reference signal received power) measurement.
- PSSCH-RSRP PSSCH-Reference Signal Receiving Power, physical secondary link shared channel-reference signal received power
- the first type of measurement for the first time-frequency resource unit is PSCCH-RSRP (PSCCH-Reference Signal Receiving Power) measurement.
- the first type of measurement for the first time-frequency resource unit is RSRP (Reference Signal Receiving Power) measurement of the DMRS of the PSSCH.
- the first type of measurement for the first time-frequency resource unit is filtered RSRP (filtered Reference Signal Receiving Power, filtered reference signal received power) measurement.
- RSRP filtered Reference Signal Receiving Power, filtered reference signal received power
- the first type of measurement for the first time-frequency resource unit is L1-filtered RSRP (Layer-1 filtered Reference Signal Receiving Power) measurement.
- the first type of measurement for the first time-frequency resource unit is L3-filtered RSRP (Layer-3 filtered Reference Signal Receiving Power) measurement.
- the first type of measurement for the first time-frequency resource unit is PL (Pathloss, path loss) measurement.
- the first type of measurement for the first time-frequency resource unit is TX-RX distance (Transmitter-Receiver distance, transmitter-receiver distance) measurement.
- the first type of measurement for the first time-frequency resource unit is RSSI (Received Signal Strength Indication) measurement.
- the first type of measurement for the first time-frequency resource unit is S-RSSI (Sidelink-Received Signal Strength Indication) measurement.
- the first type of measurement for the first time-frequency resource unit is RSRQ (Reference Signal Receiving Quality) measurement.
- the first type of measurement for the first time-frequency resource unit is SNR (Signal-to-Noise Ratio) measurement.
- the first type of measurement for the first time-frequency resource unit is SINR (Signal to Interference plus Noise Ratio) measurement.
- a positive integer number of first-type time-frequency resource units is associated with the first time-frequency resource unit, and any first-type time-frequency resource unit in the positive integer number of first-type time-frequency resource units includes positive An integer number of time-frequency resource units.
- the number of time-domain resource units that differ between any two first-type time-frequency resource units in the positive integer number of first-type time-frequency resource units is equal.
- any first-type time-frequency resource unit in the positive integer number of first-type time-frequency resource units includes a positive integer number of multi-carrier symbols.
- any first-type time-frequency resource unit in the positive integer number of first-type time-frequency resource units includes one time slot.
- any first-type time-frequency resource unit in the positive integer number of first-type time-frequency resource units includes one subframe.
- the positive integer number of first-type time-frequency resource units and the first time-frequency resource unit include the same frequency domain resources.
- the positive integer number of time-frequency resource units of the first type and the first time-frequency resource unit are sequentially different in the time domain by a positive integer number of time-domain resource units.
- the positive integer number of first-type time-frequency resource units and the first time-frequency resource unit are TDM (Time Division Multiplexing, time division multiplexing).
- any first-type time-frequency resource unit in the positive integer number of first-type time-frequency resource units is earlier than the first time-frequency resource unit.
- the positive integer number of first-type time-frequency resource units and the first time-frequency resource unit are periodic.
- the first type of measurement for the first time-frequency resource unit is to monitor the positive integer number of first-type time-frequency resource units.
- the first type of measurement for the first time-frequency resource unit is to receive third signaling on any first-type time-frequency resource unit among the positive integer number of first-type time-frequency resource units , And calculate RSSI.
- the third signaling is transmitted on any first-type time-frequency resource unit among the positive integer number of first-type time-frequency resource units.
- the first type of measurement for the first time-frequency resource unit is to respectively receive a positive integer number of third type signaling in the positive integer number of first type time-frequency resource units, and calculate RSRP, so
- the third signaling is one of the positive integers of the third signaling.
- the positive integer number of Type 3 signaling is respectively transmitted in the positive integer number of Type 1 time-frequency resource units.
- the measurement value obtained by the first type of measurement for the first time-frequency resource unit is higher than the first threshold.
- the unit of the measurement value obtained by the first type of measurement for the first time-frequency resource unit is dBm (millidecibel).
- the unit of the measurement value obtained by the first type of measurement for the first time-frequency resource unit is dB (decibel).
- the unit of the measurement value obtained by the first type of measurement for the first time-frequency resource unit is mW (milliwatt).
- the unit of the measurement value obtained by the first type of measurement for the first time-frequency resource unit is W (Watt).
- Embodiment 12 illustrates a schematic diagram of the relationship among the first time-frequency resource unit, the first time-frequency resource set, the candidate resource pool, and the first resource pool according to an embodiment of the present application, as shown in FIG. 12.
- the large dashed box represents the first resource pool in this application;
- the solid box represents the alternative resource pool in this application;
- the solid rectangle filled with diagonal squares represents the first time-frequency in this application Resource collection;
- the solid rectangle filled with diagonal stripes represents the first time-frequency resource unit in this application;
- the solid rectangle filled with horizontal stripes represents the third signaling in this application.
- the first time-frequency resource set belongs to the candidate resource pool; the candidate resource pool belongs to the first resource pool; when the first resource pool includes the candidate resource
- the first time-frequency resource unit is a time-frequency resource unit outside the candidate resource pool in the first resource pool, and there is third signaling used to determine the The first time-frequency resource unit and the measurement value obtained by the first type of measurement for the one-time-frequency resource unit is greater than the first threshold, the third signaling is used to determine the third priority, and the second priority Together with the third priority, it is used to determine the first threshold.
- the third signaling includes one or more fields in an SCI.
- the channel occupied by the third signaling includes PSCCH.
- the third signaling belongs to an SCI format (secondary link control information format).
- the third signaling is used to indicate the first time-frequency resource unit.
- the third signaling includes frequency domain resources occupied by the first time-frequency resource unit.
- the third signaling includes time domain resources occupied by the first time-frequency resource unit.
- the third signaling is used to determine the positive integer number of time-frequency resource units of the first type.
- the third signaling includes frequency domain resources occupied by any first-type time-frequency resource unit in the positive integer number of first-type time-frequency resource units.
- the third signaling includes time-domain resources occupied by any first-type time-frequency resource unit in the positive integer number of first-type time-frequency resource units.
- the third signaling includes the number of time domain resource units that differ between any two adjacent time-frequency resource units of the first type in the positive integer number of time-frequency resource units of the first type.
- the third signaling includes a third priority, and the third priority is a positive integer.
- the third priority is configured by higher layer signaling.
- the third priority is a positive integer among P positive integers, and P is a positive integer.
- the third priority is a positive integer from 1 to P.
- the third priority is a non-negative integer among P non-negative integers, and P is a positive integer.
- the third priority is a non-negative integer from 0 to (P-1).
- the third priority is the priority of data transmitted in the positive integer number of time-frequency resource units of the first type.
- the P is equal to 8.
- the P is equal to 12.
- the third priority and the second priority are used to determine the first threshold.
- the third priority and the second priority are jointly used to determine the index of the first threshold in the first threshold list.
- the index of the first threshold in the first threshold list is equal to the sum of C times the second priority and the third priority plus 1, and C is a positive integer.
- the index of the first threshold in the first threshold list is equal to the sum of positive C times the third priority and the second priority plus 1, where C is a positive integer.
- the C is equal to 8.
- the C is equal to 10.
- the first threshold list includes 67 thresholds.
- the first threshold in the first threshold list is minus infinity dBm.
- the last threshold in the first threshold list is infinity dBm.
- the first threshold list includes [-128dBm, -126dBm,...,0dBm].
- the first threshold list includes [-infinity dBm, -128 dBm, -126 dBm, ..., 0 dBm, infinity dBm].
- the difference between any two adjacent thresholds in the first threshold list except the first threshold and the last threshold is 2 dB.
- the unit of the first threshold is dBm.
- the unit of the first threshold is dB.
- the unit of the first threshold is W.
- the unit of the first threshold is mW.
- the first threshold is a threshold in [-infinity dBm, -128 dBm, -126 dBm, ..., 0 dBm, infinity dBm].
- the first threshold is equal to (-128+(n-1)*2)dBm, n is the index of the first threshold in the first threshold list, and n is from 1 to A positive integer in 65.
- Embodiment 13 illustrates a flowchart of determining a candidate resource pool according to an embodiment of the present application, as shown in FIG. 13.
- the first resource pool is determined; in step S1302, the first threshold is determined; in step S1303, the measurement value obtained by the first type of measurement for the first time-frequency resource unit is determined Is greater than the first threshold; when the result of "determining whether the measurement value of the first type of measurement for the first time-frequency resource unit is greater than the first threshold" is "No", step S1304 is executed, and the first time-frequency resource unit belongs to Candidate resource pool; when the result of "judge whether the measurement value of the first type of measurement for the first time-frequency resource unit is greater than the first threshold" is "Yes", perform step S1305, and the first time-frequency resource unit does not Belongs to a candidate resource pool; in step S1306, generate a candidate resource pool; in step S1307, determine the ratio of the number of time-frequency resource units included in the candidate resource pool to the number
- the ratio of the number of time-frequency resource units included in the candidate resource pool to the number of time-frequency resource units included in the first resource pool is not less than the second threshold.
- the measurement value obtained by the first type of measurement for the one-time-frequency resource unit is lower than the first threshold, and the first time-frequency resource unit belongs to the candidate resource pool.
- the measurement value obtained by the first type of measurement for the one-time-frequency resource unit is equal to the first threshold, and the first time-frequency resource unit belongs to the candidate resource pool.
- that the first time-frequency resource unit belongs to the candidate resource pool means that the first time-frequency resource unit is the Q2 first-type time-frequency resource sets included in the candidate resource pool A first-type time-frequency resource collection in
- that the first time-frequency resource unit belongs to the candidate resource pool means that the first time-frequency resource unit is the Q2 first-type time-frequency resource sets included in the candidate resource pool A time-frequency resource unit included in a first-type time-frequency resource set in.
- the number of time-frequency resource units included in the candidate resource pool is the Q2.
- the number of time-frequency resource units included in the first resource pool is the Q3.
- the ratio of the number of time-frequency resource units included in the candidate resource pool to the number of time-frequency resource units included in the first resource pool is the ratio of the Q2 to the Q3.
- the candidate resource pool in step S1309 is the candidate resource pool generated in step S1306.
- the candidate resource pool in step S1309 is not the candidate resource pool generated in step S1306.
- the candidate resource pool in step S1309 is the candidate resource pool generated in step S1306.
- the candidate resource pool in step S1309 is the candidate resource pool generated in step S1306.
- the candidate resource pool in step S1309 is not the candidate resource pool generated in step S1306.
- the second threshold is predefined.
- the second threshold is configurable.
- the second threshold is pre-configured.
- the second threshold is equal to 0.2.
- the second threshold is equal to a value other than 0.2.
- the second threshold is greater than zero.
- the second threshold is not greater than one.
- the above sentence “update the first threshold” refers to the first threshold plus a power value.
- the one power value is 3dB.
- the one power value is 1 dB.
- the above sentence “update the first threshold” refers to the first threshold plus 3dB.
- the above sentence “update the first threshold” means that the updated first threshold is equal to the first threshold plus 3dB.
- Embodiment 14 illustrates a flowchart of determining a target resource sub-pool according to an embodiment of the present application, as shown in FIG. 14.
- the first resource pool is determined; in step S1402, the first threshold is determined; in step S1403, the measurement value obtained by the first type of measurement for the first time-frequency resource unit is determined Is greater than the first threshold; when the result of "determine whether the measurement value of the first type of measurement for the first time-frequency resource unit is greater than the first threshold" is "No", step S1404 is executed, and the first time-frequency resource unit belongs to Candidate resource pool; when the result of "judge whether the measurement value obtained by the first type of measurement for the first time-frequency resource unit is greater than the first threshold" is "Yes", perform step S1405, and the first time-frequency resource unit does not Belongs to the candidate resource pool; in step S1406, determine the candidate resource pool; in step S1407, generate the target resource sub-pool; in step S1408, determine the number of time-
- the number of time-frequency resource units included in the target resource subpool is the Q1.
- the number of time-frequency resource units included in the first resource pool is the Q3.
- the ratio of the number of time-frequency resource units included in the target resource subpool to the number of time-frequency resource units included in the first resource pool is the ratio of the Q1 to the Q3.
- the target resource subpool in step S1410 is the target resource subpool generated in step S1407.
- the target resource subpool in step S1410 is not the target resource subpool generated in step S1407.
- the target resource subpool in step S1410 is the target resource subpool generated in step S1407.
- the target resource subpool in step S1410 is the target resource subpool generated in step S1407.
- the target resource subpool in step S1410 is not the target resource subpool generated in step S1407.
- the third threshold is predefined.
- the third threshold is configurable.
- the third threshold is pre-configured.
- the third threshold is equal to 0.2.
- the third threshold is equal to a value other than 0.2.
- the third threshold is greater than zero.
- the third threshold is not greater than one.
- Embodiment 15 illustrates a flowchart of determining a target resource sub-pool according to an embodiment of the present application, as shown in FIG. 15.
- the first resource pool is determined; in step S1502, the first threshold is determined; in step S1503, the measurement value obtained by the first type of measurement for the first time-frequency resource unit is determined Is greater than the first threshold; when the result of "determining whether the measurement value of the first type of measurement for the first time-frequency resource unit is greater than the first threshold" is "No", step S1504 is executed, and the first time-frequency resource unit belongs to Alternative resource pool; when the result of "determining whether the measurement value of the first type of measurement for the first time-frequency resource unit is greater than the first threshold" is "Yes", perform step S1505, and the first time-frequency resource unit does not Belongs to a candidate resource pool; in step S1506, generate a candidate resource pool; in step S1507, determine the ratio of the number of time-frequency resource units included in the candidate resource pool to the number of
- the above sentence “the third threshold is predefined” includes the following meaning: the third threshold is related to the second threshold, and the second threshold in this application is predefined.
- the above sentence "the third threshold is predefined” includes the following meaning: the third threshold is the product of the second threshold and the first coefficient.
- the first coefficient is greater than zero.
- the first coefficient is not greater than 1.
- the first coefficient is a positive integer.
- the above sentence “the third threshold is predefined” includes the following meaning: the third threshold is the sum of the second threshold and the second coefficient.
- the second coefficient is greater than zero.
- the second coefficient is not greater than 1.
- Embodiment 16 illustrates a schematic diagram of the relationship between the second time-frequency resource unit and the second air interface resource set according to an embodiment of the present application, as shown in FIG. 16.
- the rectangle filled with diagonal stripes represents the second time-frequency resource unit in this application; the solid square filled with diagonal stripes represents the second air interface resource set in this application.
- the second signal is used to determine whether the first signal is received correctly; when the second signal is sent, the second signal occupies a second set of air interface resources;
- the second time-frequency resource set is used to determine the second air interface resource set.
- the second signal includes SFI.
- the second signal includes UCI.
- the channel occupied by the second signal includes PSFCH.
- the channel occupied by the second signal includes PSCCH transmission.
- the channel occupied by the second signal includes PSSCH transmission.
- the channel occupied by the second signal includes PUCCH transmission.
- the second signal is transmitted by broadcast.
- the second signal is multicast transmission.
- the second signal is unicast transmission.
- the second signal is cell-specific.
- the second signal is specific to the user equipment.
- the second signal includes RS.
- the second signal includes DMRS.
- the second signal includes CSI-RS.
- the second signal is used to indicate whether the first signal is received correctly.
- the second signal indicates that the first signal is received correctly.
- the second signal indicates that the first signal was not received correctly.
- the second signal indicates that the first signal is received correctly; or, the second signal indicates that the first signal is not received correctly.
- the second signal only indicates that the first signal was not received correctly.
- the correct reception of the first signal includes: a result of channel decoding on the first signal passes a CRC check.
- the correct reception of the first signal includes: a received power detection result of the first signal is higher than a given received power threshold.
- the correct reception of the first signal includes: an average value of multiple received power detections performed on the first signal is higher than a given received power threshold.
- the incorrect reception of the first signal includes: a result of performing channel decoding on the first signal fails a CRC check.
- the incorrect reception of the first signal includes: a received power detection result of the first signal is not higher than a given received power threshold.
- the incorrect reception of the first signal includes: the average value of multiple received power detections performed on the first signal is not higher than a given received power threshold.
- the being correctly received includes: performing channel decoding on the wireless signal, and the result of performing the channel decoding on the wireless signal passes a CRC check.
- the being correctly received includes: performing energy detection on the wireless signal within a period of time, and the average value of the result of performing energy detection on the wireless signal during the period of time exceeds the first Given threshold.
- the being correctly received includes: performing coherent detection on the wireless signal, and the signal energy obtained by performing the coherent detection on the wireless signal exceeds a second given threshold.
- the channel decoding is based on the Viterbi algorithm.
- the channel decoding is based on iteration.
- the channel decoding is based on a BP (Belief Propagation) algorithm.
- BP Belief Propagation
- the channel decoding is based on the LLR (Log Likelihood Ratio)-BP algorithm.
- the second signal is sent.
- the second signal is sent.
- the sending of the second signal is abandoned; when the first signal is not received correctly, the second signal is sent.
- the second signal includes HARQ (Hybrid Automatic Repeat Request).
- HARQ Hybrid Automatic Repeat Request
- the second signal includes HARQ-ACK (Hybrid Automatic Repeat request-Acknowledge) or HARQ-NACK (Hybrid Automatic Repeat request-Negative Acknowledge) Negative confirmation).
- HARQ-ACK Hybrid Automatic Repeat request-Acknowledge
- HARQ-NACK Hybrid Automatic Repeat request-Negative Acknowledge
- the second signal includes HARQ-ACK.
- the second signal includes HARQ-NACK.
- the second signal includes SL HARQ (Sidelink HARQ, secondary link hybrid automatic repeat request).
- SL HARQ Segmentlink HARQ, secondary link hybrid automatic repeat request
- the second signal includes a first sequence.
- the first sequence is used to generate the second signal.
- the first sequence is generated by a pseudo-random sequence.
- the first sequence is generated by a Gold sequence.
- the first sequence is generated by an M sequence.
- the first sequence is generated by a Zadeoff-Chu sequence.
- the first sequence is PUCCH Format 0 Baseband Sequence (the baseband sequence of the physical uplink control channel format 0).
- the first sequence is the same as PUCCH Format 0 Baseband Sequence.
- the first sequence is a cyclic shift of PUCCH Format 0 Baseband Sequence.
- the first sequence is PUCCH Format 1 Baseband Sequence (the baseband sequence of Physical Uplink Control Channel Format 1).
- the first sequence is the same as PUCCH Format 1 Baseband Sequence.
- the first sequence is a cyclic shift of PUCCH Format 1 Baseband Sequence.
- the method for generating the first sequence refers to section 6.3.2 of 3GPP TS38.211.
- the first sequence is used to indicate HARQ-ACK.
- the first sequence is used to indicate HARQ-NACK.
- the first sequence is used to indicate that the first signal is received correctly.
- the first sequence is used to indicate that the first signal is not received correctly.
- the first sequence is subjected to cyclic shift, sequence generation, and physical resource mapping to generate the second signal.
- the first sequence is subjected to cyclic shift, sequence generation, sequence modulation, time domain spreading, and physical resource mapping to generate the second signal.
- the second signal includes a HARQ codebook (HARQ Codebook).
- HARQ Codebook HARQ Codebook
- the second signal includes a semi-static HARQ codebook.
- the second signal includes a dynamic HARQ codebook.
- the second signal includes a positive integer number of information bits, and the positive integer number of information bits in the second signal are respectively used to indicate the first set of bit blocks in the first signal Whether the included positive integer number of first-type bit blocks are received correctly.
- the second signal includes a positive integer number of information bits, and the positive integer number of information bits in the second signal are respectively used to indicate the first set of bit blocks in the first signal The included positive integer number of first-type bit blocks are correctly received.
- the second signal includes a positive integer number of information bits, and the positive integer number of information bits in the second signal are respectively used to indicate the first set of bit blocks in the first signal The included positive integer number of first-type bit blocks are not received correctly.
- the positive integer number of information bits included in the second signal corresponds to the positive integer number of first-type bit blocks included in the first bit block set in the first signal in a one-to-one correspondence.
- the positive integer number of information bits included in the second signal is a HARQ codebook.
- the positive integer number of information bits included in the second signal includes multiple HARQ codebooks.
- the first information bit is any information bit of the positive integer number of information bits included in the second signal
- the first target bit block is the positive integer included in the first bit block set
- One first-type bit block corresponding to the first information bit in the first-type bit blocks, where the first information bit is used to indicate whether the first target bit block is correctly received.
- the first information bit is used to indicate whether the first target bit block is correctly received, including the first information bit indicating that the first target bit block is correctly received.
- the first information bit is used to indicate whether the first target bit block is correctly received, including the first information bit indicating that the first target bit block is not correctly received.
- the first information bit is used to indicate whether the first target bit block is correctly received, including the first information bit indicating that the first target bit block is not correctly received, or the The first information bit indicates that the first target bit block is correctly received.
- the second signal includes second information bits, and the second information bits are used to indicate that the positive integer number of first-type bit blocks included in the first bit block set are correctly received.
- the second signal includes second information bits, and the second information bits are used to indicate that the positive integer number of first-type bit blocks included in the first bit block set has not been received correctly.
- the positive integer number of information bits in the second signal respectively indicate HARQ information.
- the positive integer number of information bits in the second signal are binary bits.
- the first information bit indicates HARQ information.
- the first information bit indicates HARQ-NACK information.
- the second information bit indicates HARQ information.
- the second information bit indicates HARQ-NACK information.
- the value of the first information bit is “0".
- the value of the first information bit is “1".
- the value of the first information bit is a Brown value "TRUE”.
- the value of the first information bit is a Brown value "FALSE”.
- the value of the second information bit is “0".
- the value of the second information bit is “1".
- the value of the second information bit is a Brown value "TRUE”.
- the value of the second information bit is a Brown value "FALSE”.
- the positive integer number of information bits sequentially undergoes channel coding, scrambling and modulation, and physical resource mapping to generate the second signal.
- the positive integer number of information bits sequentially undergoes channel coding, scrambling and modulation, and physical resource mapping to generate the second signal.
- the positive integer information bits are sequentially subjected to channel coding, scrambling, modulation, DFT precoding, and physical resource mapping to generate the second signal.
- the positive integer number of information bits sequentially undergoes channel coding, scrambling, modulation, block spreading, DFT precoding, and physical resource mapping to generate the second signal.
- the positive integer number of information bits in the second signal are sent through PUCCH format 2 (Physical Uplink Control Channel Format 2).
- the positive integer number of information bits in the second signal are sent through PUCCH format 3 (Physical Uplink Control Channel Format 3).
- the positive integer number of information bits in the second signal are sent through PUCCH format 4 (Physical Uplink Control Channel Format 4).
- the second air interface resource set includes a positive integer number of time-frequency resource units.
- the second air interface resource set includes a positive integer number of time domain resource units.
- the second air interface resource set includes a positive integer number of frequency domain resource units.
- the second air interface resource set includes a positive integer number of pseudo-random sequences.
- the second air interface resource set includes a positive integer number of low peak-to-average ratio sequences.
- the second air interface resource set includes a positive integer number of base sequences.
- the second air interface resource set includes a positive integer number of cyclically shifted sequences of a base sequence.
- the time domain resources included in the second air interface resource set are a positive integer number of time domain resource units.
- the frequency domain resources included in the second air interface resource set are a positive integer number of frequency domain resource units.
- the time-frequency resource included in the second air interface resource set is a positive integer number of time-frequency resource units.
- the code domain resources included in the second air interface resource set are a positive integer number of pseudo-random sequences.
- the code domain resources included in the second air interface resource set are a positive integer number of pseudo-random sequences.
- the code domain resources included in the second air interface resource set are a positive integer number of low peak-to-average ratio sequences.
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Abstract
Description
Claims (12)
- 一种被用于无线通信的第一节点设备,其特征在于,包括:第一接收机,接收第一信令,所述第一信令被用于确定第一标识和第一优先级;第一发射机,发送第二信令,所述第二信令被用于指示第二标识和第二优先级;第二发射机,在第二时频资源集合中发送第一信号,所述第二时频资源集合属于目标资源子池;其中,所述第一信令被用于确定参考时频资源集合,第一时频资源集合和所述参考时频资源集合有关,所述第二信令被用于指示所述第二时频资源集合;所述第一标识被用于标识第一传输节点设备,所述第二标识被用于标识第二传输节点设备;所述第一传输节点设备和所述第二传输节点设备之间的关系、所述第一优先级和所述第二优先级共同被用于确定所述第一时频资源集合是否属于所述目标资源子池。
- 根据权利要求1所述的第一节点设备,其特征在于,所述参考时频资源集合被用于确定参考空口资源集合,所述第一时频资源集合被用于确定第一空口资源集合;所述参考空口资源集合所包括的时域资源和所述第一空口资源集合所包括的时域资源非正交。
- 根据权利要求1或2所述的第一节点设备,其特征在于,所述第一接收机接收第一信息;其中,所述第一信息被用于确定第一时间窗,所述参考时频资源集合所包括的时域资源属于所述第一时间窗,所述第一时频资源集合所包括的时域资源属于所述第一时间窗。
- 根据权利要求1至3中任一权利要求所述的第一节点设备,所述第一接收机确定第一资源池;其中,所述目标资源子池属于备选资源池,所述第一时频资源集合属于所述备选资源池,所述备选资源池属于所述第一资源池;当所述第一资源池中包括所述备选资源池之外的时频资源单元时,第一时频资源单元是所述第一资源池中的所述备选资源池之外的时频资源单元,存在第三信令被用于确定所述第一时频资源单元并且针对所述第一时频资源单元的第一类测量所得到的测量值大于第一阈值,所述第三信令被用于确定第三优先级,所述第二优先级和所述第三优先级共同被用于确定所述第一阈值。
- 根据权利要求4所述的第一节点设备,其特征在于,所述备选资源池所包括的时频资源单元的数量和所述第一资源池所包括的时频资源单元的数量的比值不小于第二阈值;所述第二阈值是预定义的,或者所述第二阈值是可配置的。
- 根据权利要求4或5中任一权利要求所述的第一节点设备,其特征在于,所述目标资源子池所包括的时频资源单元的数量和所述第一资源池所包括的时频资源单元的数量的比值不小于第三阈值;所述第三阈值是预定义的,或者所述第三阈值是可配置的。
- 根据权利要求1至6中任一权利要求所述的第一节点设备,其特征在于,所述第一接收机监测第二信号;其中,所述第二信号被用于确定所述第一信号是否被正确接收;当所述第二信号被发送时,所述第二信号占用第二空口资源集合;所述第二时频资源集合被用于确定所述第二空口资源集合。
- 根据权利要求1至7中任一权利要求所述的第一节点设备,其特征在于,当所述第一传输节点设备和所述第二传输节点设备不相同时,所述第一时频资源集合属于所述目标资源子池。
- 根据权利要求1至8中任一权利要求所述的第一节点设备,其特征在于,当所述第一传输节点设备和所述第二传输节点设备相同时,所述第一优先级和所述第二优先级的高低关系被用于确定所述第一时频资源集合是否属于所述目标资源子池。
- 根据权利要求1至9中任一权利要求所述的第一节点设备,其特征在于,当所述第一传输节点设备和所述第二传输节点设备相同时,针对所述第一时频资源集合的第二类测量的测量值和第四阈值之间相比较的大小关系被用于确定所述第一时频资源集合是否属于所述目标资源子池。
- 根据权利要求1至10中任一权利要求所述的第一节点设备,其特征在于,当所述第一传输节点设备和所述第二传输节点设备相同时,所述第一传输节点设备是否和所述第一节点设备相同被用于确定所述第一时频资源集合是否属于所述目标资源子池。
- 一种被用于无线通信的第一节点设备中的方法,其特征在于,包括:接收第一信令,所述第一信令被用于确定第一标识和第一优先级;发送第二信令,所述第二信令被用于指示第二标识和第二优先级;在第二时频资源集合中发送第一信号,所述第二时频资源集合属于目标资源子池;其中,所述第一信令被用于确定参考时频资源集合,第一时频资源集合和所述参考时频资源集合有关,所述第二信令被用于指示所述第二时频资源集合;所述第一标识被用于标识第一传输节点设备,所述第二标识被用于标识第二传输节点设备;所述第一传输节点设备和所述第二传输节点设备之间的关系、所述第一优先级和所述第二优先级共同被用于确定所述第一时频资源集合是否属于所述目标资源子池。
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