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WO2024193580A1 - Procédé exécuté par un équipement d'utilisateur et équipement d'utilisateur - Google Patents

Procédé exécuté par un équipement d'utilisateur et équipement d'utilisateur Download PDF

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Publication number
WO2024193580A1
WO2024193580A1 PCT/CN2024/082685 CN2024082685W WO2024193580A1 WO 2024193580 A1 WO2024193580 A1 WO 2024193580A1 CN 2024082685 W CN2024082685 W CN 2024082685W WO 2024193580 A1 WO2024193580 A1 WO 2024193580A1
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WO
WIPO (PCT)
Prior art keywords
sideline
sidelink
symbol
time slot
csi
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PCT/CN2024/082685
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English (en)
Chinese (zh)
Inventor
罗超
赵毅男
刘仁茂
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Sharp Corp
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Sharp Corp
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Publication of WO2024193580A1 publication Critical patent/WO2024193580A1/fr
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Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W24/00—Supervisory, monitoring or testing arrangements
    • H04W24/02—Arrangements for optimising operational condition
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W24/00—Supervisory, monitoring or testing arrangements
    • H04W24/08—Testing, supervising or monitoring using real traffic
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W72/00—Local resource management
    • H04W72/40—Resource management for direct mode communication, e.g. D2D or sidelink

Definitions

  • the present invention relates to a method executed by a user equipment and the user equipment.
  • Wireless communication can be performed on a licensed spectrum and/or an unlicensed spectrum.
  • An example of a wireless communication system is a system standardized by 3GPP (3rd Generation Partnership Project), such as a 4G system or its evolved system based on LTE (Long-Term Evolution) wireless access technology, and a 5G system or its evolved system based on NR (New Radio) wireless access technology.
  • 3GPP 3rd Generation Partnership Project
  • examples of communication nodes may include UE (User Equipment) and base stations (e.g., eNB, also known as gNB).
  • the radio link (radio link) from the base station to the UE may be called a downlink (DL), the radio link from the UE to the base station may be called an uplink (UL), and the radio link between UEs may be called a sidelink (SL).
  • the interface for wireless transmission and/or reception between the base station and the UE may be referred to as a Uu interface (e.g., an NR-Uu interface based on NR; or an LTE-Uu interface based on LTE).
  • the interface for wireless transmission and/or reception between UEs may be referred to as a PC5 interface (e.g., an NR-PC5 interface based on NR; or an LTE-PC5 interface based on LTE).
  • channel access mechanisms such as channel access mechanisms; physical layer channels and/or signals; structure; for example, physical layer control information and/or signaling process (such as synchronization process, such as feedback and/or determination mechanism); for example, higher layer control information and/or signaling process; for example, allocation and/or management of resources; for example, coexistence between different systems.
  • physical layer control information and/or signaling process such as synchronization process, such as feedback and/or determination mechanism
  • higher layer control information and/or signaling process for example, allocation and/or management of resources; for example, coexistence between different systems.
  • Non-patent literature 1 RP-170379, Revision of SI: Study on New Radio Access Technology, 3GPP TSG RAN Meeting #75
  • Non-patent document 2 RP-191971, Revised WID: New Radio Access Technology, 3GPP TSG RAN Meeting #85
  • Non-patent document 3 RP-190224, Revised SID: Study on NR V2X, 3GPP TSG RAN Meeting #83
  • Non-patent document 4 RP-200129, Revised WID on 5G V2X with NR sidelink, 3GPP TSG RAN Meeting #87-e
  • Non-patent literature 5 RP-202846, Revised WID on NR Sidelink enhancement, 3GPP TSG RAN Meeting #90-e
  • Non-patent document 6 RP-222806, Revised WID: NR sidelink evolution, 3GPP TSG RAN Meeting #98-e
  • the present invention provides a method performed by a user equipment and a user equipment, according to the configuration of the starting sideline symbol of a time slot (for example, the starting The information such as the number of initial sidelink symbols) is used to determine the symbol set for sidelink measurement (for example, sidelink RSSI), thereby avoiding the situation where only a part of the multiple symbols measured have actual sidelink transmission, which greatly improves the accuracy of sidelink measurement.
  • a method executed by a user equipment is proposed, which is characterized by comprising: obtaining configuration information related to sideline received signal strength indicator RSSI measurement, and performing sideline RSSI measurement in a sideline symbol set in a time slot in a resource pool, wherein if the time slot contains a starting sideline symbol, the first symbol of the sideline symbol set is determined according to the starting sideline symbol, and if the time slot contains two starting sideline symbols, the first symbol of the sideline symbol set is determined according to the second starting sideline symbol of the two starting sideline symbols.
  • a user equipment comprising: a processor; and a memory storing instructions, wherein the instructions execute the above method when executed by the processor.
  • the present invention provides a method for determining a symbol set for sideline measurement (e.g., sideline RSSI) based on information such as the configuration of the starting sideline symbol of a time slot (e.g., the number of starting sideline symbols), thereby avoiding as much as possible the situation where only a portion of the multiple symbols measured contain actual sideline transmissions, thereby greatly improving the accuracy of the sideline measurement.
  • sideline RSSI sideline RSSI
  • FIG. 1 shows a flowchart corresponding to a method executed by a user equipment according to the first embodiment of the present invention.
  • FIG. 2 shows a flowchart corresponding to a method executed by a user equipment according to the second embodiment of the present invention.
  • FIG3 shows a flowchart corresponding to a method executed by a user equipment according to Embodiment 3 of the present invention.
  • FIG. 4 shows a block diagram of a user equipment involved in the present invention.
  • 5G or NR, or 5GNR
  • 5G Advanced wireless communication system specification formulated by 3GPP and its subsequent evolutionary versions (e.g., 5G Advanced) as an example application environment to specifically describe multiple implementations of the present invention.
  • the present invention is not limited to the following implementations, but is applicable to more other wireless communication systems, such as wireless communication systems after 5G, and 4G mobile communication systems before 5G such as LTE (Long Term Evolution), LTE-Advanced, LTE-Advanced Pro, etc.
  • LTE Long Term Evolution
  • LTE-Advanced Long Term Evolution-Advanced
  • LTE-Advanced Pro etc.
  • the terms given in the present invention may be named differently in different wireless communication systems, but the present invention adopts unified terms, which can be replaced by terms used in the corresponding system when applied to a specific system.
  • ⁇ “Node” may refer to a UE, or a network node (eg, a base station), or a communication node in another form.
  • ⁇ “Base station” may refer to a 4G base station, such as eNB (E-UTRAN Node B, where E-UTRAN stands for Evolved Universal Terrestrial Radio Access Network); or a 5G base station, such as gNB (a node that provides NR user plane and control plane protocol termination to UE and is connected to the 5G core network through the NG interface), or ng-eNB (a node that provides E-UTRA user plane and control plane protocol termination to UE and is connected to the 5G core network through the NG interface, where E-UTRA stands for Evolved Universal Terrestrial Radio Access); or a base station of other forms.
  • eNB E-UTRAN Node B, where E-UTRAN stands for Evolved Universal Terrestrial Radio Access Network
  • 5G base station such as gNB (a node that provides NR user plane and control plane protocol termination to UE and is connected to the 5G core network through the NG interface), or ng-eNB (a node that provides E-U
  • ⁇ “Lower layer(s)” may refer to one or more protocol layers or protocol sublayers below a reference protocol layer or reference protocol sublayer in a specific protocol stack.
  • the “lower layer” may refer to the MAC layer, and/or the physical layer; for another example, if the reference protocol layer or reference protocol sublayer is the MAC layer, the “lower layer” may refer to the physical layer.
  • the reference protocol layer or reference protocol sublayer is the MAC layer. Where no ambiguity arises, the “lower layer” may also be referred to as the “lower layer”.
  • Higher layer(s) may refer to one or more protocol layers or protocol sublayers above a reference protocol layer or reference protocol sublayer in a specific protocol stack (e.g., access stratum protocol stack). For example, if the reference protocol layer or reference protocol sublayer If the reference protocol layer or the reference protocol sublayer is the physical layer (or referred to as “layer one”, Layer 1), the “higher layer” may refer to the MAC (Medium Access Control) layer, and/or the RLC (Radio Link Control) layer, and/or the PDCP (Packet Data Convergence Protocol) layer, and/or the PC5-RRC (Radio Resource Control) layer, and/or the PC5-S layer, and/or the RRC layer, and/or other protocol layers or protocol sublayers. Unless otherwise specified, the reference protocol layer or reference protocol sublayer is the physical layer. If no ambiguity is caused, the “higher layer” may also be referred to as the “higher layer”.
  • the “higher layer” may also be referred to as the “higher
  • ⁇ “Signaling” can refer to signaling at the physical layer, or signaling at a higher layer.
  • Configure may refer to a protocol layer (eg, RRC layer) entity providing configuration information to another protocol layer (eg, physical layer) entity in a communication node (eg, UE).
  • RRC layer e.g. RRC layer
  • UE communication node
  • ⁇ “Configuration” may refer to a protocol layer (e.g., RRC layer) entity of a communication node (e.g., a base station) providing configuration information to a peer protocol layer entity of another communication node (e.g., a UE) (e.g., RRC signaling transmitted from a base station to a UE, which includes the configuration information; or PC5-RRC signaling transmitted from UE-A to UE-B, which includes the configuration information).
  • RRC layer e.g., RRC layer
  • a communication node e.g., a base station
  • a peer protocol layer entity of another communication node e.g., a UE
  • RRC signaling transmitted from a base station to a UE which includes the configuration information
  • PC5-RRC signaling transmitted from UE-A to UE-B which includes the configuration information
  • Pre-configure may refer to pre-setting corresponding configuration information in a specific storage location in a communication node (eg, UE), or pre-setting corresponding configuration information in a specific storage location accessible to the UE.
  • a communication node eg, UE
  • pre-setting corresponding configuration information in a specific storage location accessible to the UE.
  • ⁇ “(Pre) configuration” can mean “configuration or pre-configuration”.
  • Numberer can refer to “total number”.
  • the number of subchannels in a resource pool (the number of subchannels in a resource pool) may refer to the total number of subchannels in the resource pool (the total number of subchannels in the resource pool).
  • the elements in a time series (for example, recorded as t 0 , t 1 , ... , t N-1 ) or a corresponding set (for example, recorded as ⁇ t 0 , t 1 , ... , t N-1 ⁇ ) may appear in chronological order, for example, the time corresponding to t 0 is earlier than (or no later than) the time corresponding to t 1 , the time corresponding to t 1 is earlier than (or no later than) the time corresponding to t 2 , and so on.
  • ⁇ “Symbol” may refer to OFDM (Orthogonal Frequency Division Multiplexing) symbol.
  • ⁇ A resource can correspond to one or more of the following:
  • One or more parameters in the time domain for example, the starting symbol of the resource; another example, the starting time slot of the resource; another example, the number of symbols occupied by the resource; another example, the number of time slots occupied by the resource.
  • the starting subchannel of the resource another example, the starting RB (resource block) of the resource; another example, the starting subcarrier of the resource; another example, the number of subchannels occupied by the resource; another example, the number of RBs occupied by the resource; another example, the number of The number of subcarriers occupied by the above resources.
  • ⁇ One or more parameters in the code-domain For example, a cyclic shift value or a corresponding cyclic shift index corresponding to the resource; or another example, a cyclic shift pair value or a corresponding cyclic shift pair index corresponding to the resource.
  • the layer corresponding to the resource may refer to a MIMO (Multiple Input Multiple Output) layer.
  • MIMO Multiple Input Multiple Output
  • ⁇ A "layer” may refer to one of the one or more layers to which a TB (Transport Block) is mapped in spatial multiplexing.
  • the mapping may also be considered as the mapping of the codeword corresponding to the TB to the one or more layers.
  • ⁇ “RB” can refer to PRB (physical resource block), VRB (virtual resource block), CRB (common resource block), or IRB (Interlaced Resource Block).
  • Number and index can be interchanged.
  • the number of an RB can also be called the index of the RB.
  • “numbering an RB as 0” can also be expressed as “indexing an RB as 0”.
  • An RB represented by a CRB number can also be represented by the corresponding PRB number, and vice versa.
  • ⁇ An element in a sequence (or array, or list, or ordered set, etc.)
  • the numbering of the elements may start from 0.
  • the first RB of an RB set may be referred to as RB 0 of the RB set.
  • An object e.g., a subcarrier, a time slot, a cyclic shift, etc.
  • an object can be represented by its index, where the index can be an index in a set, e.g., in the CRB set middle, The index of is 0.
  • the object may be indicated by an object index.
  • the number of the object may be one or more.
  • the “transmission(s)” may correspond to one transmission or multiple transmissions.
  • ⁇ ( x1 , x2 ) may represent an offset between x1 and x2 , where x1 and x2 may be two comparable parameters (or variables), or two possible values of a parameter (or variable) (for example, x1 and x2 may be two time slots, or two subframes, or two frames, or two subcarriers, or two RBs , or two subchannels, etc.).
  • ⁇ (x 1 , x 2 ) can be equal to x 2 ⁇ x 1 .
  • ⁇ (x 1 , x 2 ) can be equal to
  • ⁇ “Offset between x 1 and x 2 ” can also be called offset of x 2 with respect to x 1 (offset of x 2 with respect to x 1 , or offset of x 2 relative to x 1 ).
  • the offset between x 1 and x 2 can also be called the offset from x 1 to x 2 (offset from x 1 to x 2 ).
  • x 1 SUBTRACT(x 2 , D).
  • the offset between two subcarriers may refer to the offset between the center frequencies of the two subcarriers.
  • ⁇ Modulo operation can be defined as r ⁇ a mod N, where
  • ⁇ r is the remainder.
  • ⁇ a N ⁇ q+r,where q can be called the integer quotient of a and N.
  • ⁇ SCI (Sidelink Control Information) can refer to the first-stage SCI (1st - stage SCI) and/or the second-stage SCI ( 2nd- stage SCI).
  • ⁇ SL refers to NR SL.
  • ⁇ “Sidetracking” may refer to NR sidetracking.
  • ⁇ “Carrier” may refer to a sidecarrier.
  • Bitwidth fragment may refer to a side-link bandwidth fragment.
  • ⁇ “Resource pool” may refer to a sideline resource pool.
  • sidelink time slot may refer to a time slot with (pre-)configured sidelink resources (e.g., a time slot in a resource pool).
  • the "sidelink resources” may include or exclude resources for specific purposes, wherein the “resources for specific purposes” may be resources used for synchronization procedures, such as resources used to transmit S-SS/PSBCH (S-SS/Physical Sidelink Broadcast CHannel, or Sidelink-Synchronization Signal/Physical Sidelink Broadcast CHannel) blocks.
  • S-SS/PSBCH S-SS/Physical Sidelink Broadcast CHannel, or Sidelink-Synchronization Signal/Physical Sidelink Broadcast CHannel
  • ⁇ A "physical time slot” may refer to a time slot belonging to a physical time slot set, wherein the physical time slot set may be all time slots in a continuous period of time (for example, a frame period with a duration of 1024 frames); the physical time slots in the physical time slot set may be numbered 0, 1, ... in chronological order.
  • ⁇ A "logical time slot” may refer to a time slot in a time slot set belonging to a resource pool, wherein the time slot set may be all time slots belonging to the resource pool in a continuous period of time (for example, a frame period with a duration of 1024 frames); the logical time slots in the time slot set may be numbered 0, 1, ... in chronological order.
  • ⁇ A "logical time slot” may refer to a time slot that may be (pre)configured as a set of time slots belonging to a certain resource pool.
  • the offset ( ⁇ (x 1 , x 2 )) between time slot x 1 and time slot x 2 may be the offset between the physical time slots corresponding to the time slot x 1 and the time slot x 2 , or the offset between the physical time slots corresponding to the time slot x 1 and the time slot x 2.
  • Time slot x 2 respectively corresponds to the offset between logical time slots.
  • ⁇ A "sideways time slot” may refer to a time slot in a set of time slots belonging to a resource pool.
  • ⁇ A "sidetrack time slot” may refer to a time slot that may be (pre)configured as a set of time slots belonging to a certain resource pool.
  • PSSCH Physical Sidelink Shared Channel
  • PSCCH Physical Sidelink Control Channel
  • a "frame” (or “radio frame”) may refer to a system frame or a direct frame.
  • Each subframe may include time slots, for example,
  • the index of a time slot in a subframe can be recorded as
  • the index of a time slot in a frame can be written as in, can be equal to 10 ⁇ 2 ⁇ .
  • the time slot index in a frame number cycle can be recorded as in Can be equal to (e.g., 1024 ⁇ (10 ⁇ 2 ⁇ )).
  • ⁇ “Sidelink grant” can refer to “sidelink dynamic grant” or “sidelink configured grant”.
  • Channel refers to a shared spectrum channel.
  • a shared spectrum channel with a bandwidth of 20 MHz for which a "channel access procedure" can be performed.
  • PSFCH resource can be replaced by “PSFCH transmission resource” (PSFCH transmission resource) or “PSFCH transmission occasion resource” (PSFCH transmission occasion resource).
  • ⁇ A sidelink ID (sidelink identity, sidelink ID, sidelink identifier) can be a layer 1 sidelink ID or a layer 2 sidelink ID.
  • ⁇ A priority level can correspond to a priority value.
  • one priority level can correspond to a priority value of 0, and another priority level can correspond to a priority value of 1.
  • ⁇ A priority level can correspond to a priority values, where the corresponding priority values in different protocol layers (or protocol sublayers) may be equal or unequal. For example, one priority may correspond to a priority value of 0 at the physical layer and a priority value of 1 at a higher layer; another priority may correspond to a priority value of 1 at the physical layer and a priority value of 2 at a higher layer.
  • the relationship between the priority order and the corresponding priority value can be: as the priority value increases, the priority (or "priority order") decreases. For example, if the priority values corresponding to the priorities associated with the first side transmission and the second side transmission are 0 and 1 respectively, then the priority of the first side transmission is higher than the priority of the second side transmission.
  • the relationship between the priority order and the corresponding priority value may be: as the priority value increases, the priority (or referred to as "priority order") increases. For example, if the priority values corresponding to the priorities associated with the first side transmission and the second side transmission are 0 and 1 respectively, the priority of the first side transmission is lower than the priority of the second side transmission.
  • 5G can operate in both licensed spectrum (for example, part or all of the range from 3300MHz to 3800MHz) and unlicensed spectrum (for example, part or all of the range from 5150MHz to 5925MHz, part or all of the range from 5925 to 7125MHz, and part or all of the range from 5925 to 6425MHz).
  • licensed spectrum for example, part or all of the range from 3300MHz to 3800MHz
  • unlicensed spectrum for example, part or all of the range from 5150MHz to 5925MHz, part or all of the range from 5925 to 7125MHz, and part or all of the range from 5925 to 6425MHz.
  • a 5G-capable node can perform an operation with shared spectrum channel access, for example, performing a channel access procedure on a shared-spectrum channel.
  • a "single-channel access procedure” (or “channel access procedure for transmission(s) on a single channel"), or a “multi-channel access procedure” (or “channel access procedure for transmission(s) on multiple channels") is performed on multiple shared spectrum channels to evaluate whether part or all of the corresponding one or more shared spectrum channels can be used to perform (one or more) transmissions (for example, downlink transmission, uplink transmission, and sidelink transmission), wherein a shared spectrum channel may contain several contiguous RBs.
  • a “channel access procedure” may correspond to a channel access procedure for single-channel transmission, or to a channel access procedure for multi-channel transmission.
  • the result of a channel access procedure may be "success” (or “channel access success”), or "failure” (or “channel access failure”).
  • a shared spectrum channel may correspond to a carrier or a portion of a carrier.
  • a shared spectrum channel may correspond to a carrier with a bandwidth of 20 MHz; for another example, a shared spectrum channel may correspond to the lower frequency 20 MHz in a carrier with a bandwidth of 40 MHz, and another shared spectrum channel may correspond to the other 20 MHz (i.e., the higher frequency 20 MHz) in the same carrier.
  • CCA Carrier Channel Assessment
  • LBT Long Before Talk
  • LBT success the “signal "Channel access success”
  • LBT failure the “signal "Channel access success”
  • LBT failure the “signal "Channel access success”
  • LBT failure the “signal "Channel access success”
  • channel access failure can be called “LBT failure”.
  • Whether a communication node needs to perform CCA (or “whether LBT needs to be performed") and the specific process of CCA may be related to the regulations of the country and/or region where the communication node is located.
  • one or more "sensing" operations may be performed on a channel, wherein the state of the channel (e.g., "busy”; or “idle”) may be determined in each sensing operation. For example, within a sensing slot duration T sl , if the power detected on the channel (e.g., recorded as X detected ) is less than (or less than or equal to) a power detection threshold (e.g., recorded as X thresh ) for a duration of at least T sl,thresh , then the channel may be considered idle within the sensing slot duration T sl , otherwise the channel may be considered busy within the sensing slot duration T sl .
  • a power detection threshold e.g., recorded as X thresh
  • a channel access procedure for single-channel transmission performed for one or more intended transmissions it is possible to determine whether part or all of the one or more intended transmissions can be performed, and/or determine the result of the single-channel access procedure, based on one or more "sensing" operations on a channel (e.g., denoted as ch 0 ) within a first channel access time interval, each time lasting for a second channel access time interval (e.g., this may correspond to a sensing time slot duration T sl ), and, based on the state (e.g., "idle”; or, for example, "busy") of the channel ch 0 determined in each "sensing" operation, whether the one or more intended transmissions can be performed, and/or determine the result of the single-channel access procedure.
  • ch 0 a channel access time interval
  • the one or more intended transmissions (s) can be performed. or multiple expected transmissions, and/or it can be considered that the channel ch 0 has been successfully accessed (correspondingly, the result of the channel access process is "success", or is called “channel access success", or is called “LBT success”); otherwise, the one or more expected transmissions cannot be performed, and/or it can be considered that the channel ch 0 cannot be accessed (correspondingly, the result of the channel access process is "failure", or is called “channel access failure", or is called “LBT failure”).
  • channel access can be performed separately for some or all of the channels in a channel set, and based on the channel access results corresponding to one or more of the channels, it is determined whether part or all of the one or more expected transmissions can be performed, and/or the result of the multi-channel access process is determined (for example, the result may be "success", or referred to as “channel access success", or referred to as "LBT success”; for example, the result may be "failure", or referred to as "channel access failure", or referred to as "LBT failure”).
  • the (one or more) transmissions performed on the corresponding (one or more) channels may be referred to as "channel occupancy” (Channel Occupancy, CO), and the corresponding duration may be referred to as “channel occupancy time” (Channel Occupancy Time, COT).
  • a COT may be shared between one or more communication nodes, and accordingly, the time corresponding to the COT may include the duration of (one or more) transmissions performed by the one or more communication nodes on the corresponding (one or more) channels, and, optionally, the time corresponding to the transmission gap between these transmissions (for example, when the duration of the transmission gap is less than or equal to 25us).
  • a COT may not exceed a predefined or configured maximum value (for example, called maximum COT, maximum COT, or simply MCOT).
  • a sideline time slot (e.g. , denoted by )
  • the indexes in can be recorded in chronological order as ising,and Said Said ..., and the The sideline time slots The "first starting side row symbol”, “second starting side row symbol”,..., “Qth starting side row symbol” in it.
  • the starting side symbol Can correspond to the sideline time slot
  • the corresponding symbols can be represented in the side slots
  • the index in Can correspond to the starting side symbol Right now
  • the symbols in can be consecutive symbols, for example, Can correspond to symbols Right now
  • the symbol and the symbol can be the same symbol, i.e.
  • Q start sideline symbol
  • type 1 sideline time slot In a type 1 sideline time slot,
  • the value of a configured parameter or may be determined based on the value of one or more predefined or (pre)configured parameters, for example, It can be configured by the parameter sl-StartSymbol; for example, This can be configured through the parameter sl-lst-StartSymbol.
  • Q starting sideline symbols
  • type 2 sideline time slot In a type 2 sideline time slot,
  • the value of a configured parameter or may be determined based on the value of one or more predefined or (pre)configured parameters, for example, It can be configured by the parameter sl-LengthSymbols; for example, This can be configured using the parameter sl-lst-LengthSymbols.
  • a resource pool may contain zero, one or more type 1 sideline timeslots, and zero, one or more type 2 sideline timeslots.
  • a bandwidth segment may contain zero, one or more resource pools containing only type 1 sideline timeslots, zero, one or more resource pools containing only type 2 sideline timeslots, and zero, one or more resource pools containing both type 1 and type 2 sideline timeslots.
  • part or all of the time slots in a resource pool that enables the "two starting sideline symbols" function may be type 2 sideline time slots; for another example, part or all of the time slots in part or all of the resource pools in a bandwidth segment that enables the "two starting sideline symbols” function may be type 2 sideline time slots; for another example, a resource pool that disables the "two starting sideline symbols” function does not contain any type 2 sideline time slots; for another example, any resource pool in a bandwidth segment that disables the "two starting sideline symbols” function does not contain any type 2 sideline time slots.
  • the "two starting sideline symbols" function can be applied to unlicensed spectrum.
  • two starting sideline symbols can be configured for one or more resource pools (or one or more time slots in a resource pool), and accordingly, in a time slot containing two starting sideline symbols, the UE can determine a suitable starting sideline symbol according to the actual time of successful channel access (for example, the one of the two starting sideline symbols in a time slot that is closer to the time of successful channel access), and perform corresponding sideline transmission, thereby reducing the probability of losing the obtained COT before the start of the sideline transmission.
  • the “two start sidecar symbols” function may be enabled (or disabled , or configured) according to one or more parameters. For example, if the parameter set If one or more parameters in , the "two starting sidetrack symbols" function is enabled in the resource pool e j (or the corresponding bandwidth fragment), wherein the parameter set The parameter sl-lst-StartSymbol, the parameter sl-lst-LengthSymbols, the parameter sl-2nd-StartSymbol, and the parameter sl-2nd-LengthSymbols may be included in one or more of the parameters.
  • Said Said Said Said Said Said Said Said Said and Any one of them can define or (pre) configure or determine each sideline time slot in the resource pool e j separately, or define or (pre) configure or determine in the resource pool e j and apply to part or all of the time slots in the resource pool e j , or define or (pre) configure or determine in the bandwidth segment where the resource pool e j is located and apply to part or all of the time slots in each resource pool in the bandwidth segment, or define or (pre) configure or determine in other ways.
  • Said Said Said Said Said Said Said Said Said Any of the above may be determined based on one or more of the following factors:
  • the "two starting sidetrack symbols" function is enabled in the resource pool e j (or the corresponding bandwidth segment), and the sidetrack time slot If PSFCH is not configured in the side slot The corresponding Q is equal to 2; otherwise the side slot The corresponding Q is equal to 1.
  • the starting side symbol Can correspond to the sideline time slot
  • a type 1 sideline data symbol set (e.g., denoted as ), wherein a type 1 sidelink data symbol may be defined as a symbol for PSCCH and PSSCH (e.g., (pre) configured for PSCCH and PSSCH), or as a symbol for PSSCH (e.g., (pre) configured for PSSCH), or as a symbol for PSCCH (e.g., (pre) configured for PSCCH).
  • the set It can be in the sideline time slot In, from the starting side symbol Start (eg, including the start side symbol For example, the starting side symbol is not included ) is the set of all type 1 sideline data symbols.
  • PSSCH (or PSCCH/PSSCH) transmission of one or more predefined or (pre) configured symbols) may be referred to as the starting sideline symbol.
  • the collection The determination method of can be related to q.
  • the collection The determination method of can be related to Q.
  • the collection It can be the set For example, for the sideline time slot
  • PSFCH ⁇ One or more symbols for PSFCH (if the side slot If PSFCH is configured in the , for example, one or more of the following:
  • the first PSFCH symbol (e.g., ).
  • One or more type 1 side non-data symbols wherein a type 1 side non-data symbol may be a symbol that can be used for AGC (Automatic Gain Control, automatic gain control); the determination method of the one or more type 1 side non-data symbols may be related to Q and/or q.
  • the one or more type 1 side non-data symbols may include one or more of the following:
  • One or more type 2 side non-data symbols wherein a type 2 side non-data symbol may be a symbol that can be used as a guard symbol; a type 2 side non-data symbol may be used for a transition from reception to transmission and/or a transition from transmission to reception; the determination method of the one or more type 2 side non-data symbols may be related to Q and/or q.
  • the one or more type 2 side non-data symbols may include one or more of the following:
  • the starting side symbol Can correspond to the sideline time slot
  • a type 1 side measurement symbol set (e.g., denoted as ), wherein a type 1 sidelink measurement symbol can be used for one or more sidelink measurements, such as sidelink CBR (sidelink channel busy ratio, SL CBR) measurement, and sidelink RSSI (sidelink received signal strength indicator, SLRSSI) measurement.
  • the set It can be the set The set of all type 1 side-line measurement symbols in .
  • the collection The determination method of can be related to q.
  • the collection The determination method of can be related to Q.
  • the collection It can be the set
  • the set Can be in the collection
  • PSFCH ⁇ One or more symbols for PSFCH (if the side slot If PSFCH is configured in the , for example, one or more of the following:
  • Type 1 sideline non-data symbols such as one or more of the following:
  • Type 2 sideline non-data symbols such as one or more of the following:
  • FIG. 1 shows a flowchart corresponding to a method executed by a UE according to the first embodiment of the present invention.
  • the steps performed by the UE include: step S101 and step S103 .
  • step S101 information related to the side-by-side measurement (for example, denoted as ).
  • Said It may contain predefined information and/or (pre)configured information.
  • Said It may include information received by the UE from another node (eg, a base station, or another UE).
  • another node eg, a base station, or another UE.
  • Said It may include information indicated by (one or more) higher layer entities of the UE.
  • Said It can contain a resource pool set Em (for example, in, can be an integer greater than or equal to 1).
  • the set Em may include zero, one or more transmission resource pools.
  • the set Em may include zero, one or more receiving resource pools.
  • the CBR measurement window corresponding to the side CBR measurement in time slot n 0 may be defined as in Can correspond to the above
  • the value of a predefined or (pre)configured parameter in can be equal to 100 time slots; for example, can be equal to 100 ⁇ 2 ⁇ time slots), or can be based on the The value of one or more predefined or (pre)configured parameters in is determined; Can correspond to the above A predefined or (pre)
  • the value of the configured parameter for example, can be equal to 1 time slot), or can be based on the is determined by the values of one or more predefined or (pre)configured parameters in .
  • Said One or more parameters related to sidetrack RSSI measurements may be included.
  • step S103 side-by-side measurement is performed.
  • the side-line measurement may be an intra-frequency measurement or an inter-frequency measurement.
  • the UE When performing the sidewalk measurement, the UE may be in one RRC state of RRC_IDLE, RRC_INACTIVE, and RRC_CONNECTED.
  • the sideline measurements may include one or more sideline RSSI measurements.
  • the side row measurement may include one or more side row CBR measurements, wherein one side row CBR measurement may correspond to one or more side row RSSI measurements in a corresponding CBR measurement window.
  • a sidelink RSSI measurement can be performed on a resource pool (e.g., resource pool e j , where ) in a time slot (e.g., denoted as ) is a type 1 reference measurement resource (e.g., denoted as ), where z may correspond to the type 1 reference measurement resource In the time slot
  • the sidelink RSSI may be defined as the linear average of the total received power (e.g., in watts) in the type 1 reference measurement resource. If the sidelink RSSI measurement is part of a sidelink CBR measurement, then the time slot It can be a time slot in the corresponding CBR measurement window.
  • the Type 1 reference measurement resource It can correspond to the frequency domain subchannels (or subcarriers; or, RBs; or, other frequency units) and in the time domain symbols, among which,
  • ⁇ subchannels (or subcarriers; or, RBs; or, other frequency units) can be expressed as The corresponding set can be written as Among them, the Can be an integer greater than or equal to 1 (for example, ); It may be the value of a predefined or (pre)configured parameter, or may be determined based on the values of one or more predefined or (pre)configured parameters, or determined in other ways.
  • the symbols can be expressed as The corresponding set can be written as Among them, the can be an integer greater than or equal to 1; It may be the value of a predefined or (pre)configured parameter, or may be determined based on the values of one or more predefined or (pre)configured parameters, or determined in other ways.
  • ⁇ A symbol may be the time slot In consecutive symbols.
  • a set of symbols can be based on the time slot
  • Embodiment 1 of the present invention may be executed by a physical layer entity of the UE.
  • the present invention provides a method for determining a symbol set for sideline measurement (e.g., sideline RSSI) based on information such as the configuration of the starting sideline symbol of a time slot (e.g., the number of starting sideline symbols), thereby avoiding as much as possible the situation in which only a portion of the multiple symbols measured contain actual sideline transmissions, thereby greatly improving the accuracy of the sideline measurement.
  • sideline RSSI a symbol set for sideline measurement
  • FIG. 2 shows a flowchart corresponding to a method executed by a UE according to a second embodiment of the present invention.
  • the steps performed by the UE include: step S201 and step S203 .
  • step S201 information related to a PSCCH and/or a PSSCH (for example, denoted as ).
  • Said It may contain predefined information and/or (pre)configured information.
  • Said It may include information received by the UE from another node (eg, a base station, or another UE).
  • another node eg, a base station, or another UE.
  • Said It may include information indicated by (one or more) higher layer entities of the UE.
  • the PSSCH may be a PSSCH associated with the PSCCH.
  • the PSSCH may be associated with the SCI, wherein the SCI may include sideline scheduling information.
  • the SCI may include first-stage SCI and/or second-stage SCI, wherein the first-stage SCI may correspond to SCI format 1-A, or other SCI formats; the second-stage SCI may correspond to SCI format 2-A, or SCI format 2-B, or SCI format 2-C, or SCI format 2-D, or other SCI formats.
  • the first-stage SCI may be carried in the PSCCH.
  • the second-stage SCI may be carried in the PSSCH.
  • the transmission channel corresponding to the PSSCH can be a SL-SCH (Sidelink Shared Channel).
  • the PSSCH may carry one TB (eg, one TB in the SL-SCH).
  • the PSCCH and/or the PSSCH may be in a time slot (eg, denoted as) in a resource pool (eg, denoted as e j ).
  • the PSCCH and the PSSCH may be multiplexed in the time slot In one resource of One or more subchannels in .
  • the SCI may be used to indicate one or more resources in the resource pool e j , for example, including the resources where the PSCCH and/or the PSSCH are located.
  • One or more fields in the SCI may be related to the configuration of the resource pool e j .
  • the resource pool e j may be configured with PSFCH resources or may not be configured with PSFCH resources.
  • HARQ feedback is disabled in the resource pool e j (for example, HARQ feedback is disabled for all transmissions in the resource pool e j) . Feedback).
  • the PSFCH period in the resource pool e j can be zero time slots (i.e. ), a time slot (i.e. ), or more than one time slot (i.e. For example Another example ),in, This can correspond to the situation where PSFCH resources are not configured.
  • Said It can be configured by the parameter sl-PSFCH-Period.
  • the SCI may include a "PSFCH overhead indication" field.
  • the value indicated by the "PSFCH overhead indication” field may be used to determine one or more of the following:
  • ⁇ TBS transport block size
  • the fields of the SCI may be related to predefined or (pre)configured information.
  • the size of the "PSFCH overhead indication" field in the first stage SCI is bits, wherein the can be the value of a predefined or (pre)configured parameter (e.g. Another example: ), or may be determined according to the value of one or more predefined or (pre) configured parameters; for example, if the type 1 overhead indication condition is not met, the size of the "PSFCH overhead indication" field is bits, wherein the can be the value of a predefined or (pre)configured parameter (e.g.
  • the "PSFCH overhead indication” field may be determined according to the value of one or more predefined or (pre) configured parameters; for example, if the type 2 overhead indication condition is met, the size of the "PSFCH overhead indication" field is Bit; for example, if full If the type 2 overhead indication condition is met, the "PSFCH overhead indication” field is a reserved field (for example, the UE can set the value of the "PSFCH overhead indication” field to any value, such as any value allowed by the "PSFCH overhead indication”field; for example, the UE receiving the SCI can ignore the "PSFCH overhead indication” field in the SCI; for example, the UE receiving the SCI can assume that the value of the "PSFCH overhead indication” field in the SCI can be any value, such as any value allowed by the "PSFCH overhead indication”field); for example, if the type 3 overhead indication condition is met, the "PSFCH overhead indication” field is a reserved field; for example, if the type 2 overhead indication condition is met, the value of the "PS
  • Another example: may be determined according to the value of one or more predefined or (pre) configured parameters; for example, if the type 3 overhead indication condition is met, the value of the "PSFCH overhead indication" field is set to the For example, if the type 2 overhead indication condition is not met, the size of the "PSFCH overhead indication" field is Bit.
  • the type 1 overhead indication condition may include one or more of the following (for example, any combination in an “and” or “or” manner):
  • the type 1A overhead determination condition may include one or more of the following (for example, any combination in an "and” or “or” manner):
  • the type 1B overhead determination condition may include one or more of the following (for example, any combination in an “and” or “or” manner):
  • the time slot It is a type 1 sideline timeslot.
  • the type 1B overhead determination condition may be applicable to (or only applicable to) operations with shared spectrum channel access (eg, operations with shared spectrum channel access on an unlicensed spectrum).
  • the type 2 overhead indication condition may include one or more of the following (for example, any combination in the form of "and” or "or"):
  • the type 2A overhead determination condition may include one or more of the following (for example, any combination in an "and” or “or” manner):
  • the type 2B overhead determination condition may include one or more of the following (for example, any combination in an "and” or “or” manner):
  • the time slot It is a type 2 sideline timeslot.
  • the type 2B overhead determination condition may be applicable to (or only applicable to) operations with shared spectrum channel access.
  • the type 3 overhead indication condition may include one or more of the following (for example, any combination in an "and” or “or” manner):
  • step S203 the PSCCH and/or the PSSCH are transmitted.
  • the time slot in the resource pool e j The PSCCH and/or the PSSCH are transmitted in the process.
  • the second embodiment of the present invention may be executed by the physical layer entity of the UE.
  • the size of a field is 0 bits, it can be said that the field does not exist (not present).
  • the present invention provides a method for determining the size, value, and existence of one or more fields in the SCI based on information such as the configuration of the starting sideline symbol of a resource pool (or a time slot) (for example, the number of starting sideline symbols), thereby effectively avoiding unnecessary signaling overhead in cases where two starting sideline symbols are configured, as well as additional processing when transmitting and/or receiving SCI due to the unnecessary existence of fields such as the "PSFCH overhead indication".
  • FIG. 3 shows a flowchart corresponding to a method executed by the UE according to Embodiment 3 of the present invention.
  • the steps performed by the UE include: step S301 and step S303 .
  • step S301 information related to the sideline CSI-RS (Channel State Information-Reference Signal) (for example, denoted as ).
  • Said It may contain predefined information and/or (pre)configured information.
  • Said It may include information received by the UE from another node (eg, a base station, or another UE).
  • another node eg, a base station, or another UE.
  • Said It may include information indicated by (one or more) higher layer entities of the UE.
  • a system information block e.g., NR SIB12, NR system information block 12.
  • RRC reconfiguration sidelink RRC reconfiguration
  • Said Part or all of may be included in one sidelink RRC reconfiguration message.
  • each side row CSI-RS configuration may include one or more of the following:
  • Frequency domain allocation (for example, the frequency domain allocation corresponding to the “number of antenna ports”).
  • the "first CSI-RS symbol” may be used to indicate the first symbol of the sidelink CSI-RS (or referred to as "the first symbol in a PRB for the sidelink CSI-RS").
  • the “first CSI-RS symbol” may be represented by a symbol index in a time slot.
  • the "first CSI-RS symbol” in the first sidelink CSI-RS configuration and the second sidelink CSI-RS configuration may be the same or different.
  • One sidelink CSI-RS transmission may correspond to only one symbol in one time slot, and accordingly, the "first CSI-RS symbol" is the only symbol in the sidelink CSI-RS transmission.
  • the "number of antenna ports” may be used to indicate the number of antenna ports of the sideline CSI-RS.
  • the "number of antenna ports" in the first sideline CSI-RS configuration and the second sideline CSI-RS configuration may be the same or different.
  • the "frequency domain allocation" may be used to indicate a set of subcarriers allocated in a PRB for a sideline CSI-RS.
  • the frequency domain allocation may be different for different numbers of antenna ports.
  • the "frequency domain allocation" in the first sideline CSI-RS configuration and the second sideline CSI-RS configuration may be the same or different.
  • Each item of part or all of the first sideline CSI-RS configuration may be indicated by a corresponding parameter in the parameter sl-CSI-RS-Config (or determined according to the parameter).
  • the "first CSI-RS symbol" in the first sideline CSI-RS configuration may be indicated by the parameter sl-CSI-RS-FirstSymbol in the parameter sl-CSI-RS-Config.
  • Each item of part or all of the second sideline CSI-RS configuration can be indicated by a corresponding parameter in the parameter sl-CSI-RS-Config (or determined according to the parameter).
  • the "first CSI-RS symbol" in the second sideline CSI-RS configuration can be indicated by the parameter sl-CSI-RS-FirstSymbol in the parameter sl-CSI-RS-Config.
  • Each item of part or all of the second sideline CSI-RS configuration may be indicated by a corresponding parameter in the parameter sl-2nd-CSI-RS-Config (or determined according to the parameter), for example, the "first CSI-RS symbol" in the second sideline CSI-RS configuration may be indicated by the parameter sl-CSI-RS-FirstSymbol in the parameter sl-2nd-CSI-RS-Config.
  • the second side row CSI-RS configuration does not exist.
  • an item in the second sideline CSI-RS configuration can be indicated by a corresponding parameter in the parameter sl-CSI-RS-Config (or determined according to the parameter), for example, the "first CSI-RS symbol" in the second sideline CSI-RS configuration can be indicated by the parameter sl-CSI-RS-FirstSymbol in the parameter sl-CSI-RS-Config.
  • step S303 one or more operations related to the sidelink CSI-RS are performed.
  • a time slot (e.g. , denoted by ) in a side transmission (e.g., denoted as ) meets the type 1 side CSI condition, then in the side transmission.
  • the sideline CSI-RS (or referred to as "the sideline transmission Transmit CSI-RS in the transmission process”).
  • determining the side CSI-RS (for example, the time slot included in the resource pool e j)
  • the side transmission Specifically, for example, if the type 2 sideline CSI condition is met, part or all of the first sideline CSI-RS configuration (for example, the "first CSI-RS symbol", and/or the "individual antenna port") is applied. For example, if the type 3 sideline CSI condition is met, part or all of the second sideline CSI-RS configuration (for example, the "first CSI-RS symbol", and/or the "number of antenna ports", and/or the "frequency domain allocation") is applied.
  • the type 1 sidelink CSI condition may include one or more of the following (for example, any combination in an “and” or “or” manner):
  • the type 1A sidelink CSI condition may include one or more of the following (for example, any combination in an “and” or “or” manner):
  • ⁇ CSI reporting is enabled.
  • CSI reporting is enabled via the parameter sl-CSI-Acquisition.
  • the "CSI request" field in the corresponding second-stage SCI is set to a predefined or (pre)configured value (eg, 1; or 0).
  • the type 1B sidelink CSI condition may include one or more of the following (for example, any combination in an “and” or “or” manner):
  • the type 1B sidelink CSI condition may be applicable to (or only applicable to) operations with shared spectrum channel access.
  • the type 1B-1 sidelink CSI condition may include one or more of the following (for example, any combination in an “and” or “or” manner):
  • the time slot It is a type 1 sideline timeslot.
  • the type 1B-2 sidelink CSI condition may include one or more of the following (for example, any combination in an “and” or “or” manner):
  • the time slot It is a type 2 sideline timeslot.
  • the type 1B-3 sidelink CSI condition may include one or more of the following (for example, any combination in an “and” or “or” manner):
  • the time slot It is a type 2 sideline timeslot.
  • the type 2 sideline CSI condition may include one or more of the following (for example, any combination in an “and” or “or” manner):
  • the type 2A sidelink CSI condition may be that the time slot It is a type 1 sideline timeslot.
  • the type 2B sidelink CSI condition may include one or more of the following (for example, any combination in an “and” or “or” manner):
  • the time slot It is a type 1 sideline timeslot.
  • the time slot It is a type 2 sideline timeslot.
  • ⁇ Side transmission is the time slot The sideline transmission corresponding to the first starting sideline symbol in.
  • the type 3 sidelink CSI condition may include one or more of the following (for example, any combination in an “and” or “or” manner):
  • the time slot is a type 2 sideline timeslot.
  • ⁇ Side transmission is the time slot The sideline transmission corresponding to the second starting sideline symbol in.
  • Embodiment 3 of the present invention may be executed by the physical layer entity of the UE.
  • the side transmission It can be a PSCCH/PSSCH transmission.
  • the side transmission Can be a PSSCH transmission.
  • the side transmission Can be a transfer that has been scheduled but not yet executed.
  • the side transmission Can be a unicast transmission.
  • the present invention provides a method for determining one or more configuration information of the sidelink CSI-RS based on information such as the configuration of the starting sidelink symbol of a resource pool (or a time slot) (for example, the number of starting sidelink symbols), so that the configuration information (for example, the first CSI-RS symbol) can correctly match the starting sidelink symbol corresponding to the sidelink transmission (for example, PSSCH transmission) where the sidelink CSI-RS is located.
  • FIG. 4 is used to illustrate a user equipment as a variation example that can execute the method executed by the user equipment described in detail above in the present invention.
  • FIG. 4 is a block diagram showing a user equipment according to the present invention.
  • the user equipment UE40 includes a processor 401 and a memory 402.
  • the processor 401 may include, for example, a microprocessor, a microcontroller, an embedded processor, etc.
  • the memory 402 may include, for example, a volatile memory (such as a random access memory RAM), a hard disk drive (HDD), a non-volatile memory (such as a flash memory), or other memories, etc.
  • the memory 402 stores program instructions. When the instructions are executed by the processor 401, the above method performed by the user equipment described in detail in the present invention may be executed.
  • the method of the present invention and the user equipment involved have been described above in conjunction with the preferred embodiments. It will be appreciated by those skilled in the art that the method shown above is merely exemplary, and the embodiments described above can be combined with each other without contradiction. The method of the present invention is not limited to the steps and sequence shown above.
  • the user equipment shown above may include more modules.
  • the various identifiers shown above are merely exemplary and not restrictive, and the present invention is not limited to the specific information elements used as examples of these identifiers. Those skilled in the art may make many changes and modifications based on the teachings of the illustrated embodiments.
  • any set is a subset of itself; the empty set is a subset of any set; part or all of a mathematical expression, a mathematical equation, or a mathematical inequality can be simplified, transformed, or rewritten to a certain extent (for example, merging constant terms, exchanging two addition terms, exchanging two multiplication terms, changing the sign of a term from the left side of an equation or inequality to the right side, changing the sign of a term from the right side of an equation or inequality to the left side). to the left, etc.), the mathematical expressions or mathematical equations or mathematical inequalities before and after simplification or transformation or rewriting can be considered equivalent.
  • the above embodiments of the present invention can be implemented by software, hardware, or a combination of software and hardware.
  • the various components inside the user equipment in the above embodiments can be implemented by a variety of devices, including but not limited to: analog circuit devices, digital circuit devices, digital signal processing (DSP) circuits, programmable processors, application specific integrated circuits (ASICs), field programmable gate arrays (FPGAs), programmable logic devices (CPLDs), and the like.
  • DSP digital signal processing
  • ASICs application specific integrated circuits
  • FPGAs field programmable gate arrays
  • CPLDs programmable logic devices
  • base station may refer to a mobile communication data and/or control exchange center with a certain transmission power and a certain coverage area, for example, including functions such as resource allocation scheduling, data reception and transmission, etc.
  • User equipment may refer to a user mobile terminal, for example, including mobile phones, notebooks, etc., which can communicate wirelessly with a base station or a micro base station.
  • the embodiments of the present invention disclosed herein can be implemented on a computer program product.
  • the computer program product is a product as follows: having a computer-readable medium, a computer program logic is encoded on the computer-readable medium, and when executed on a computing device, the computer program logic provides relevant operations to implement the above-mentioned technical solution of the present invention.
  • the computer program logic When executed on at least one processor of a computing system, the computer program logic causes the processor to perform the operation (method) described in the embodiment of the present invention.
  • This setting of the present invention is typically provided as software, code and/or other data structures set or encoded on a computer-readable medium such as an optical medium (e.g., CD-ROM), a floppy disk or a hard disk, or other media such as firmware or microcode on one or more ROM or RAM or PROM chips, or downloadable software images in one or more modules, shared databases, etc.
  • a computer-readable medium such as an optical medium (e.g., CD-ROM), a floppy disk or a hard disk, or other media such as firmware or microcode on one or more ROM or RAM or PROM chips, or downloadable software images in one or more modules, shared databases, etc.
  • the software or firmware or such a configuration can be installed on a computing device so that one or more processors in the computing device execute the technical solution described in the embodiment of the present invention.
  • each functional module or each feature of the user equipment used in each of the above embodiments can be implemented or executed by a circuit, which is generally one or more integrated circuits.
  • the circuits designed to perform the various functions described in this specification may include a general-purpose processor, a digital signal processor (DSP), an application-specific integrated circuit (ASIC) or a general-purpose integrated circuit, a field programmable gate array (FPGA) or other programmable logic device, a discrete gate or transistor logic, or a discrete hardware component, or any combination of the above devices.
  • the general-purpose processor may be a microprocessor, or the processor may be an existing processor, controller, microcontroller or state machine.
  • the above-mentioned general-purpose processor or each circuit may be configured by a digital circuit, or may be configured by a logic circuit.
  • the present invention may also use an integrated circuit obtained using the advanced technology.

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Abstract

La présente invention concerne un procédé exécuté par un équipement d'utilisateur et un équipement d'utilisateur. Le procédé exécuté par un équipement d'utilisateur consiste à : acquérir des informations de configuration relatives à une mesure d'indicateur d'intensité de signal reçu (RSSI) de liaison latérale, comprenant un premier symbole de liaison latérale de départ configuré dans une partie de largeur de bande de liaison latérale selon un premier paramètre, et un deuxième symbole de liaison latérale de départ configuré selon un deuxième paramètre, le deuxième symbole de liaison latérale de départ étant ultérieur au premier symbole de liaison latérale de départ ; et exécuter la mesure de RSSI de liaison latérale dans un ensemble de symboles de liaison latérale dans un créneau temporel, si aucun PSFCH n'est configuré dans le créneau temporel, l'ensemble de symboles de liaison latérale étant constitué de symboles commençant à partir du deuxième symbole de liaison latérale de départ dans le créneau temporel et configuré pour être utilisé pour un canal de commande de liaison latérale physique (PSCCH) et un canal partagé de liaison latérale physique (PSSCH).
PCT/CN2024/082685 2023-03-20 2024-03-20 Procédé exécuté par un équipement d'utilisateur et équipement d'utilisateur Pending WO2024193580A1 (fr)

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CN109474357A (zh) * 2017-09-08 2019-03-15 华为技术有限公司 Rssi测量方法及网络设备、终端设备
IN201927017107A (fr) * 2019-04-30 2020-01-03
WO2022154616A1 (fr) * 2021-01-17 2022-07-21 엘지전자 주식회사 Procédé et dispositif d'obtention d'une valeur cbr sur la base d'une détection partielle dans la technologie nr v2x
WO2023000332A1 (fr) * 2021-07-23 2023-01-26 Oppo广东移动通信有限公司 Procédé et appareil de communication

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