WO2021052166A1 - 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 PDF

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Publication number
WO2021052166A1
WO2021052166A1 PCT/CN2020/112808 CN2020112808W WO2021052166A1 WO 2021052166 A1 WO2021052166 A1 WO 2021052166A1 CN 2020112808 W CN2020112808 W CN 2020112808W WO 2021052166 A1 WO2021052166 A1 WO 2021052166A1
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Prior art keywords
signaling
reference signal
node
information block
reference signals
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English (en)
French (fr)
Inventor
吴克颖
张晓博
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Shanghai Langbo Communication Technology Co Ltd
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Shanghai Langbo Communication Technology Co Ltd
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    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04WWIRELESS COMMUNICATION NETWORKS
    • H04W24/00Supervisory, monitoring or testing arrangements
    • H04W24/08Testing, supervising or monitoring using real traffic
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04BTRANSMISSION
    • H04B17/00Monitoring; Testing
    • H04B17/30Monitoring; Testing of propagation channels
    • H04B17/309Measuring or estimating channel quality parameters
    • H04B17/318Received signal strength
    • H04B17/327Received signal code power [RSCP]
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04LTRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L1/00Arrangements for detecting or preventing errors in the information received
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04LTRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L1/00Arrangements for detecting or preventing errors in the information received
    • H04L1/0001Systems modifying transmission characteristics according to link quality, e.g. power backoff
    • H04L1/0023Systems modifying transmission characteristics according to link quality, e.g. power backoff characterised by the signalling
    • H04L1/0026Transmission of channel quality indication
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04WWIRELESS COMMUNICATION NETWORKS
    • H04W72/00Local resource management
    • H04W72/04Wireless resource allocation
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04WWIRELESS COMMUNICATION NETWORKS
    • H04W4/00Services specially adapted for wireless communication networks; Facilities therefor
    • H04W4/30Services specially adapted for particular environments, situations or purposes
    • H04W4/40Services specially adapted for particular environments, situations or purposes for vehicles, e.g. vehicle-to-pedestrians [V2P]
    • H04W4/44Services specially adapted for particular environments, situations or purposes for vehicles, e.g. vehicle-to-pedestrians [V2P] for communication between vehicles and infrastructures, e.g. vehicle-to-cloud [V2C] or vehicle-to-home [V2H]

Definitions

  • This application relates to a transmission method and device in a wireless communication system, and more particularly to a transmission method and device related to a side link (Sidelink) in wireless communication.
  • Sidelink side link
  • V2X Vehicle-to-Everything
  • 3GPP has initiated standard formulation and research work under the NR framework.
  • 3GPP has completed the formulation of requirements for 5G V2X services and has written it into the standard TS22.886.
  • 3GPP has defined 4 Use Case Groups for 5G V2X services, including: Automated Queued Driving (Vehicles Platnooning), support Extended sensors (Extended Sensors), semi/automatic driving (Advanced Driving) and remote driving (Remote Driving).
  • Automated Queued Driving Vehicle-to-Everything
  • Advanced Driving Advanced Driving
  • Remote Driving Remote Driving
  • NR V2X Compared with the existing LTE (Long-term Evolution) V2X system, NR V2X has a remarkable feature that it supports power control based on the path loss on the side link (SideLink).
  • SideLink the side link
  • one of the two nodes communicating with each other needs to send a reference signal.
  • the inventor found through research that when the V2X communication node does not send periodic reference signals, how to measure the path loss is a problem that needs to be solved.
  • this application discloses a solution. It should be noted that although the foregoing description uses the secondary link communication scenario as an example, the present application is also applicable to other cellular network communication scenarios, and achieves similar technical effects in the secondary link communication scenario. In addition, adopting a unified solution for different scenarios (including but not limited to secondary link communication and cellular network communication) also helps to reduce hardware complexity and cost.
  • the embodiment in the first node of the present application and the features in the embodiment can be applied to the second node, and vice versa.
  • the embodiments of the application and the features in the embodiments can be combined with each other arbitrarily.
  • This application discloses a method used in a first node of wireless communication, which is characterized in that it includes:
  • the first signaling corresponds to the first reference signal;
  • the first information block indicates the first channel quality, and the measurement on the first reference signal is used to determine the first channel quality;
  • the The first signaling indicates a first purpose identifier, and the first purpose identifier is used to identify a first node group, and the first node group includes a positive integer number of nodes other than the first node.
  • the problem to be solved by this application includes: how to measure the path loss when a periodic reference signal is lacking.
  • the characteristics of the above method include: in order to measure the path loss with a specific node, reference signals sent by the specific node for other nodes can be used.
  • the advantages of the above method include: increasing the reference signal that can be used to measure the path loss, and improving the accuracy of the path loss measurement.
  • the M signaling corresponds to the M reference signals one-to-one; the measurement of the M1 reference signals in the M reference signals is used to determine the first channel quality, and M1 is less than the first channel quality.
  • a positive integer of M the first signaling includes a second field, and the second field included in the first signaling indicates a first index; M1 signaling in the M signaling is related to the M1 One reference signal corresponds to each other; any one of the M signaling includes the second field, and the second field included in any one of the M1 signaling indicates the first index.
  • the characteristics of the above method include: the senders of the M signaling and the M reference signals are both senders of the first signaling; the sender of the first signaling can pass The second field indicates which reference signals can be used together to measure the same path loss value.
  • the advantages of the above method include: avoiding the path loss measurement error caused by factors such as the transmission power of the reference signal or the change of the antenna port.
  • the first information block indicates the first index.
  • the average transmit power of any reference signal in each of the M1 reference signals on each occupied RE is equal to the average transmit power of the first reference signal on each occupied RE power.
  • the first signaling indicates a second identity
  • the second identity is used to identify the sender of the first signaling; among the M signalings Any signaling of indicates the second identity.
  • the second information block is used to determine a first time window and a first value; the first index is equal to the first value; the first reference signal and the M1 reference signals are both located in the Within the first time window.
  • the time interval between the earliest reference signal and the latest reference signal in the (M1+1) reference signals is not greater than the first time interval; the (M1+1) ) Reference signals are composed of the first reference signal and the M1 reference signals.
  • the first node is a user equipment.
  • 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 corresponds to the first reference signal;
  • the first information block indicates the first channel quality, and the measurement on the first reference signal is used to determine the first channel quality;
  • the The first signaling indicates a first purpose identifier, and the first purpose identifier is used to identify a first node group, and the first node group includes a positive integer number of nodes other than the first node.
  • the M signaling corresponds to the M reference signals one-to-one; the measurement of the M1 reference signals in the M reference signals is used to determine the first channel quality, and M1 is less than the first channel quality.
  • a positive integer of M the first signaling includes a second field, and the second field included in the first signaling indicates a first index; M1 signaling in the M signaling is related to the M1 One reference signal corresponds to each other; any one of the M signaling includes the second field, and the second field included in any one of the M1 signaling indicates the first index.
  • the first information block indicates the first index.
  • the average transmit power of any reference signal in each of the M1 reference signals on each occupied RE is equal to the average transmit power of the first reference signal on each occupied RE power.
  • the first signaling indicates a second identity
  • the second identity is used to identify the sender of the first signaling; among the M signalings Any signaling of indicates the second identity.
  • the second information block is used to determine a first time window and a first value; the first index is equal to the first value; the first reference signal and the M1 reference signals are both located in the Within the first time window.
  • the time interval between the earliest reference signal and the latest reference signal in the (M1+1) reference signals is not greater than the first time interval; the (M1+1) ) Reference signals are composed of the first reference signal and the M1 reference signals.
  • the second node is a user equipment.
  • the second node is a relay node.
  • the second node is a base station.
  • This application discloses a first node device used for wireless communication, which is characterized in that it includes:
  • the first receiver receives the first signaling and the first reference signal
  • the first transmitter sends the first information block
  • the first signaling corresponds to the first reference signal;
  • the first information block indicates the first channel quality, and the measurement on the first reference signal is used to determine the first channel quality;
  • the The first signaling indicates a first purpose identifier, and the first purpose identifier is used to identify a first node group, and the first node group includes a positive integer number of nodes other than the first node.
  • This application discloses a second node device used for wireless communication, which is characterized in that it includes:
  • the second transmitter sends the first signaling and the first reference signal
  • the second receiver receives the first information block
  • the first signaling corresponds to the first reference signal;
  • the first information block indicates the first channel quality, and the measurement on the first reference signal is used to determine the first channel quality;
  • the The first signaling indicates a first purpose identifier, and the first purpose identifier is used to identify a first node group, and the first node group includes a positive integer number of nodes other than the first node.
  • this application has the following advantages:
  • Fig. 1 shows a flow chart of the first signaling, the first reference signal and the first information block 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 an embodiment 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 flow chart of transmission according to an embodiment of the present application
  • Figure 6 shows a flow chart of transmission according to an embodiment of the present application
  • FIG. 7 shows a schematic diagram of the first signaling, the first destination identifier, and the first node group according to an embodiment of the present application
  • FIG. 8 shows a schematic diagram of the relationship between M signaling and M reference signals according to an embodiment of the present application
  • FIG. 9 shows a schematic diagram of the relationship between the second domain and the first index according to an embodiment of the present application.
  • FIG. 10 shows a schematic diagram of a first information block indicating a first index according to an embodiment of the present application
  • FIG. 11 shows a schematic diagram of the relationship between the second domain and the corresponding reference signal according to an embodiment of the present application
  • Fig. 12 shows a schematic diagram of the first signaling, M signaling and the second identity according to an embodiment of the present application
  • Fig. 13 shows a schematic diagram of a second information block according to an embodiment of the present application.
  • Fig. 14 shows a schematic diagram of a second information block according to an embodiment of the present application.
  • Fig. 15 shows a schematic diagram of a second information block according to an embodiment of the present application.
  • Fig. 16 shows a schematic diagram of (M1+1) reference signals and a first time interval according to an embodiment of the present application
  • Fig. 17 shows a structural block diagram of a processing apparatus used in a first node device according to an embodiment of the present application
  • Fig. 18 shows a structural block diagram of a processing apparatus for a device in a second node according to an embodiment of the present application.
  • Embodiment 1 illustrates the flow chart of the first signaling, the first reference signal and the first information block according to an embodiment of the present application, as shown in FIG. 1.
  • each box represents a step.
  • the order of the steps in the box does not represent a specific time sequence between the steps.
  • the first node in this application receives the first signaling and the first reference signal in step 101; and sends the first information block in step 102.
  • the first signaling corresponds to the first reference signal;
  • the first information block indicates the first channel quality, and the measurement on the first reference signal is used to determine the first channel quality;
  • the The first signaling indicates a first purpose identifier, and the first purpose identifier is used to identify a first node group, and the first node group includes a positive integer number of nodes other than the first node.
  • the first signaling is dynamic signaling.
  • the first signaling is layer 1 (L1) signaling.
  • the first signaling is layer 1 (L1) control signaling.
  • the first signaling includes SCI (Sidelink Control Information, secondary link control information).
  • the first signaling includes one or more fields in an SCI.
  • the first signaling includes DCI (Downlink Control Information, downlink control information).
  • DCI Downlink Control Information, downlink control information
  • the first signaling includes one or more domains in one DCI.
  • the first signaling is transmitted on the side link (SideLink).
  • the first signaling is transmitted through the PC5 interface.
  • the first signaling is transmitted on the downlink (DownLink).
  • the first signaling is transmitted through the Uu interface.
  • the first signaling does not include a reference signal.
  • the first signaling is unicast (Unicast) transmission.
  • the first signaling is transmitted by multicast (Groupcast).
  • the first signaling is broadcast (Boradcast) transmission.
  • the first reference signal includes SL (SideLink, secondary link) RS (Reference Signal, reference signal).
  • the first reference signal includes CSI-RS (Channel-State Information Reference Signals).
  • CSI-RS Channel-State Information Reference Signals
  • the first reference signal includes SL CSI-RS.
  • the first reference signal includes SRS (Sounding Reference Signal, sounding reference signal).
  • the first reference signal includes DMRS (DeModulation Reference Signals).
  • the first reference signal includes SL DMRS.
  • the first reference signal includes PTRS (Phase-Tracking Reference Signal).
  • the first reference signal includes SL PTRS.
  • the first reference signal is transmitted on a side link (SideLink).
  • the first reference signal is transmitted through the PC5 interface.
  • the first reference signal is transmitted on the downlink.
  • the first reference signal is transmitted through the Uu interface.
  • the sender of the first reference signal is the sender of the first signaling.
  • the sender of the first reference signal and the sender of the first signaling are QCL (Quasi Co-Located).
  • the phrase that the first signaling corresponds to the first reference signal includes: the first signaling indicates configuration information of the first reference signal; the configuration of the first reference signal Information includes: occupied time domain resources, occupied frequency domain resources, occupied code domain resources, RS sequence, mapping method, cyclic shift, OCC (Orthogonal Cover Code, orthogonal mask), One or more of frequency domain spreading sequence or time domain spreading sequence.
  • the configuration of the first reference signal Information includes: occupied time domain resources, occupied frequency domain resources, occupied code domain resources, RS sequence, mapping method, cyclic shift, OCC (Orthogonal Cover Code, orthogonal mask), One or more of frequency domain spreading sequence or time domain spreading sequence.
  • the phrase that the first signaling corresponds to the first reference signal includes: the first signaling indicates a first time-frequency resource block, and the first reference signal is at the first time-frequency resource block.
  • the resource block is transmitted; the first time-frequency resource block includes a positive integer number of REs (Resource Elements).
  • the phrase that the first signaling corresponds to the first reference signal includes: the first reference signal is used for demodulation of the first signaling.
  • the phrase that the first signaling corresponds to the first reference signal includes: the first reference signal includes the DMRS of the first signaling.
  • the phrase that the first signaling corresponds to the first reference signal includes: the channel experienced by the first signaling can be inferred from the channel experienced by the first reference signal.
  • the channel includes ⁇ CIR (Channel Impulse Response, channel impulse response), PMI (Precoding Matrix Indicator), CQI (Channel Quality Indicator, channel quality indicator), RI (Rank Indicator, One or more of rank identifier) ⁇ .
  • CIR Channel Impulse Response, channel impulse response
  • PMI Precoding Matrix Indicator
  • CQI Channel Quality Indicator, channel quality indicator
  • RI Rank Indicator, One or more of rank identifier
  • the phrase that the first signaling corresponds to the first reference signal includes: the first reference signal is used for demodulation of the data channel scheduled by the first signaling.
  • the phrase that the first signaling corresponds to the first reference signal includes: the first reference signal includes a DMRS of a data channel scheduled by the first signaling.
  • the phrase that the first signaling corresponds to the first reference signal includes: from the channel experienced by the first reference signal, it can be inferred that the data channel scheduled by the first signaling has experienced Channel.
  • the data channel scheduled by the first signaling is PDSCH (Physical Downlink Shared Channel).
  • the data channel scheduled by the first signaling is PUSCH (Physical Uplink Shared Channel).
  • the data channel scheduled by the first signaling is a PSSCH (Physical Sidelink Shared Channel, physical secondary link shared channel).
  • PSSCH Physical Sidelink Shared Channel, physical secondary link shared channel
  • the first information block is carried by physical layer signaling.
  • the first information block is carried by MAC CE (Medium Access Control Layer Control Element) signaling.
  • MAC CE Medium Access Control Layer Control Element
  • the first information block includes a positive integer number of binary information bits.
  • the first information block includes CSI (Channel Status Information, channel status information).
  • the first information block includes CQI.
  • the first information block includes PMI.
  • the first information block includes RI.
  • the first information block includes RSRP (Reference Signal Received Power).
  • the first information block includes RSRQ (Reference Signal Received Quality, reference signal received quality).
  • RSRQ Reference Signal Received Quality, reference signal received quality
  • the first information block is transmitted on a side link (SideLink).
  • SideLink side link
  • the first information block is transmitted through the PC5 interface.
  • the first information block is transmitted on the uplink.
  • the first information block is transmitted through a Uu interface.
  • the target recipient of the first information block includes the sender of the first signaling.
  • the first information block explicitly indicates the first channel quality.
  • the first information block implicitly indicates the first channel quality.
  • the first channel quality includes RSRP.
  • the first channel quality includes L1 (layer 1)-RSRP.
  • the first channel quality includes L3 (Layer 3)-RSRP.
  • the first channel quality includes CQI.
  • the sentence that the measurement of the first reference signal is used to determine the first channel quality includes: the first channel quality is the RSRP of the first reference signal.
  • the sentence measurement for the first reference signal used to determine the first channel quality includes: the first channel quality is L1 (layer 1)-RSRP of the first reference signal .
  • the sentence measurement for the first reference signal used to determine the first channel quality includes: the first channel quality is the L3 (layer 3)-RSRP of the first reference signal .
  • the sentence that the measurement of the first reference signal is used to determine the first channel quality includes: the first channel quality is the measurement of the first reference signal on each occupied RE Linear average of received power.
  • the sentence that the measurement of the first reference signal is used to determine the first channel quality includes: the first channel quality is the measurement of the first reference signal on each occupied RE The linear average value of the received power is converted to dBm.
  • the sentence that the measurement on the first reference signal is used to determine the first channel quality includes: the measurement on the first reference signal is used for channel estimation, and the result of the channel estimation Is used to generate the first channel quality.
  • the measurement of the sentence on the first reference signal used to determine the first channel quality includes: the measurement on the first reference signal is used to calculate a first signal-to-interference-to-noise ratio, so The first channel quality is obtained by looking up the first signal-to-interference-to-noise ratio.
  • the unit of the first channel quality is dBm (millidecibel).
  • the unit of the first channel quality is Watt.
  • the first channel quality has no unit.
  • Embodiment 2 illustrates a schematic diagram of a network architecture according to an embodiment of the present application, as shown in FIG. 2.
  • FIG. 2 illustrates the network architecture 200 of LTE (Long-Term Evolution), LTE-A (Long-Term Evolution Advanced, Enhanced Long-Term Evolution) and the future 5G system.
  • the network architecture 200 of LTE, LTE-A and the future 5G system is called EPS (Evolved Packet System, Evolved Packet System) 200.
  • EPS Evolved Packet System, Evolved Packet System
  • EPS 200 may include one or more UE (User Equipment) 201, a UE 241 that performs sidelink communication with UE 201, NG-RAN (Next Generation Radio Access Network) 202, 5G-CN (5G) -CoreNetwork, 5G core network)/EPC (Evolved Packet Core, evolved packet core) 210, HSS (Home Subscriber Server) 220 and Internet service 230.
  • EPS200 can be interconnected with other access networks, but these entities/interfaces are not shown for simplicity. As shown in FIG. 2, EPS200 provides packet switching services. However, 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.
  • NG-RAN 202 includes NR (New Radio) 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 X2 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 point), or some other suitable terminology.
  • gNB203 provides UE201 with an access point to 5G-CN/EPC210.
  • UE201 examples include cellular phones, smart phones, Session Initiation Protocol (SIP) phones, laptop computers, personal digital assistants (PDAs), satellite radios, global positioning systems, multimedia devices, video devices, digital audio players ( For example, MP3 players), cameras, game consoles, drones, aircraft, narrowband physical network equipment, machine type communication equipment, 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 5G-CN/EPC210 through the S1 interface.
  • 5G-CN/EPC210 includes MME (Mobility Management Entity)/AMF (Authentication Management Field)/UPF (User Plane Function, user plane) Function) 211, other MME/AMF/UPF 214, S-GW (Service Gateway) 212, and P-GW (Packet Date Network Gateway) 213.
  • MME/AMF/UPF211 is a control node that handles signaling between UE201 and 5G-CN/EPC210.
  • MME/AMF/UPF211 provides bearer and connection management.
  • the Internet service 230 includes Internet protocol services corresponding to operators, and specifically may include Internet, Intranet, IMS (IP Multimedia Subsystem, IP Multimedia Subsystem), and packet switching (Packet switching) services.
  • the first node in this application includes the UE201.
  • the first node in this application includes the UE241.
  • the second node in this application includes the UE241.
  • the second node in this application includes the UE201.
  • the air interface between the UE201 and the gNB203 is a Uu interface.
  • the wireless link between the UE201 and the gNB203 is a cellular network link.
  • the air interface between the UE201 and the UE241 is a PC5 interface.
  • the radio link between the UE 201 and the UE 241 is a side link (Sidelink).
  • the first node in this application and the second node in this application are respectively a terminal within the coverage of the gNB203.
  • the first node in this application is a terminal within the coverage of the gNB203
  • the second node in this application is a terminal outside the coverage of the gNB203.
  • the first node in this application is a terminal outside the coverage of the gNB203
  • the second node in this application is a terminal within the coverage of the gNB203.
  • the first node in this application and the second node in this application are respectively a terminal outside the coverage of the gNB203.
  • unicast transmission is supported between the UE201 and the UE241.
  • the UE 201 and the UE 241 support broadcast (Broadcast) transmission.
  • the UE 201 and the UE 241 support multicast (Groupcast) transmission.
  • the sender of the first signaling and the first reference signal in this application includes the UE241.
  • the recipient of the first signaling and the first reference signal in this application includes the UE201.
  • the sender of the first signaling and the first reference signal in this application includes the UE201.
  • the recipient of the first signaling and the first reference signal in this application includes the UE241.
  • the sender of the first information block in this application includes the UE201.
  • the recipient of the first information block in this application includes the UE 241.
  • the sender of the first information block in this application includes the UE 241.
  • the recipient of the first information block in this application includes the UE201.
  • Embodiment 3 illustrates a schematic diagram of an embodiment of a wireless protocol architecture of a user plane and a control plane according to an embodiment of the present application, as shown in FIG. 3.
  • 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.
  • 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 is 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 QoS flows and 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 signaling is generated in the PHY301 or the PHY351.
  • the first signaling is generated in the MAC sublayer 302 or the MAC sublayer 352.
  • the first reference signal is generated in the PHY301 or the PHY351.
  • the first information block is generated in the PHY301 or the PHY351.
  • the first information block is generated in the MAC sublayer 302 or the MAC sublayer 352.
  • any one of the M signaling is generated in the PHY301 or the PHY351.
  • any one of the M signaling is generated in the MAC sublayer 302 or the MAC sublayer 352.
  • any one of the M reference signals is generated in the PHY301 or the PHY351.
  • the second information block is generated in the RRC sublayer 306.
  • Embodiment 4 illustrates a schematic diagram of the first communication device and the second communication device according to an embodiment of the present application, as shown in FIG. 4.
  • FIG. 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 transmission channels, and multiplexing of the second communication device 450 based on various priority metrics. Radio resource allocation.
  • the controller/processor 475 is also responsible for HARQ operations, 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 keying) (QPSK), M phase shift keying (M-PSK), M quadrature amplitude modulation (M-QAM)) constellation mapping.
  • modulation schemes e.g., binary phase shift keying (BPSK), quadrature phase shift keying) (QPSK), M phase shift keying (M-PSK), M quadrature amplitude modulation (M-QAM)
  • the multi-antenna transmission processor 471 performs digital spatial precoding on the encoded and modulated symbols, including codebook-based precoding and non-codebook-based precoding, and beamforming processing to generate one or more parallel streams.
  • the transmit processor 416 maps each parallel stream to subcarriers, multiplexes the modulated symbols with reference signals (e.g., pilot) in the time domain and/or frequency domain, and then uses inverse fast Fourier transform (IFFT) ) To generate a physical channel carrying a multi-carrier symbol stream in the time domain.
  • 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 by the multi-antenna receiving processor 458 after multi-antenna detection.
  • the communication device 450 is any parallel stream that is the destination. The symbols on each parallel 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 transmission 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.
  • the controller/processor 459 is also responsible for error detection using acknowledgement (ACK) and/or negative acknowledgement (NACK) protocols to support HARQ operations.
  • ACK acknowledgement
  • NACK negative acknowledgement
  • 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 header compression, encryption, packet segmentation and reordering, and logical AND based on the wireless resource allocation of the first communication device 410 Multiplexing between transport channels to implement L2 layer functions for user plane and control plane.
  • the controller/processor 459 is also responsible for HARQ operations, 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 parallel 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 provides demultiplexing between transmission and logical channels, packet reassembly, decryption, header decompression, control signal processing to recover upper layer data packets from the second communication device 450.
  • the upper layer data packet from the controller/processor 475 may be provided to the core network.
  • the controller/processor 475 is also responsible for error detection using ACK and/or NACK protocols to support HARQ operations.
  • 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 the first signaling and the first reference signal in this application; and sending the first information block in this application.
  • the first signaling corresponds to the first reference signal; the first information block indicates the first channel quality, and the measurement on the first reference signal is used to determine the first channel quality; the first The signaling indicates a first purpose identifier, and the first purpose identifier is used to identify a first node group, and the first node group includes a positive integer number of nodes other than the first node.
  • the second communication device 450 includes: a memory storing a program of computer-readable instructions, the program of computer-readable instructions generates actions when executed by at least one processor, and the actions include: receiving the present The first signaling and the first reference signal in the application; sending the first information block in the application.
  • the first signaling corresponds to the first reference signal;
  • the first information block indicates the first channel quality, and the measurement on the first reference signal is used to determine the first channel quality;
  • the first The signaling indicates a first purpose identifier, and the first purpose identifier is used to identify a first node group, and the first node group includes a positive integer number of nodes other than the first node.
  • the first communication device 410 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 first communication device 410 means at least: sending the first signaling and the first reference signal in this application; and receiving the first information block in this application.
  • the first signaling corresponds to the first reference signal; the first information block indicates the first channel quality, and the measurement on the first reference signal is used to determine the first channel quality; the first The signaling indicates a first purpose identifier, and the first purpose identifier is used to identify a first node group, and the first node group includes a positive integer number of nodes other than the first node.
  • the first communication device 410 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: The first signaling and the first reference signal in the application; receiving the first information block in the application.
  • the first signaling corresponds to the first reference signal;
  • the first information block indicates the first channel quality, and the measurement on the first reference signal is used to determine the first channel quality;
  • the first The signaling indicates a first purpose identifier, and the first purpose identifier is used to identify a first node group, and the first node group includes a positive integer number of nodes other than the first node.
  • the first node in this application includes the second communication device 450.
  • the second node in this application includes the first communication device 410.
  • the antenna 452 the receiver 454, the receiving processor 456, the multi-antenna receiving processor 458, the controller/processor 459, the memory 460, the data At least one of the sources 467 ⁇ is used to receive the first signaling and the first reference signal in this application;
  • the antenna 420, the receiver 418, the receiving processor 470, the multi-antenna receiving processor 472, the controller/processor 475, the memory 476 ⁇ One is used to receive the first information block in this application; ⁇ the antenna 452, the transmitter 454, the transmission processor 468, the multi-antenna transmission processor 457, the controller/ At least one of the processor 459, the memory 460, and the data source 467 ⁇ is used to send the first information block in this application.
  • the antenna 452 the receiver 454, the receiving processor 456, the multi-antenna receiving processor 458, the controller/processor 459, the memory 460, the data At least one of the sources 467 ⁇ is used to receive the M signaling and M reference signals in this application;
  • the antenna 420, the transmitter 418, the transmit processor 416, the multiple At least one of the antenna transmission processor 471, the controller/processor 475, and the memory 476 ⁇ is used to transmit the M signaling and M reference signals in this application.
  • Embodiment 5 illustrates a flow chart of wireless transmission according to an embodiment of the present application, as shown in FIG. 5.
  • the second node U1 and the first node U2 are communication nodes that are transmitted over the air interface.
  • the steps in blocks F51 and F52 are optional.
  • the second node U1 sends the second information block in step S5101; sends the first signaling and the first reference signal in step S511; sends M signaling and M reference signals in step S5102; receives in step S512 The first information block.
  • the first node U2 receives the second information block in step S5201; receives the first signaling and the first reference signal in step S521; receives M signaling and M reference signals in step S5202; sends it in step S522 The first information block.
  • the first signaling corresponds to the first reference signal; the first information block indicates the first channel quality, and the measurement of the first reference signal is used by the first node U2 Determine the first channel quality; the first signaling indicates a first destination identifier, the first destination identifier is used to identify a first node group, and the first node group includes other than the first node A positive integer number of nodes.
  • the first node U2 is the first node in this application.
  • the second node U1 is the second node in this application.
  • the air interface between the second node U1 and the first node U2 is a PC5 interface.
  • the air interface between the second node U1 and the first node U2 includes a secondary link.
  • the air interface between the second node U1 and the first node U2 is a Uu interface.
  • the air interface between the second node U1 and the first node U2 includes a cellular link.
  • the air interface between the second node U1 and the first node U2 includes a wireless interface between the user equipment and the user equipment.
  • the air interface between the second node U1 and the first node U2 includes a wireless interface between a base station device and a user equipment.
  • the first node in this application is a terminal.
  • the first node in this application is a car.
  • the first node in this application is a vehicle.
  • the first node in this application is an RSU (Road Side Unit).
  • the second node in this application is a terminal.
  • the second node in this application is a car.
  • the second node in this application is a vehicle.
  • the second node in this application is an RSU.
  • the second node in this application is a base station.
  • the steps in block F52 in FIG. 5 exist; M is a positive integer greater than 1, and the M signaling corresponds to the M reference signals one-to-one; for the M reference signals
  • the measurement of M1 reference signals in the first node U2 is used by the first node U2 to determine the first channel quality, and M1 is a positive integer less than the M;
  • the first signaling includes a second field, and the first The second field included in the signaling indicates the first index;
  • the M1 signaling in the M signaling corresponds to the M1 reference signal one-to-one; any signaling in the M signaling includes In the second field, the second field included in any of the M1 signaling indicates the first index
  • the steps in block F51 and block F52 in FIG. 5 exist; the second information block is used by the first node U2 to determine the first time window and the first value; The first index is equal to the first value; the first reference signal and the M1 reference signals are all located within the first time window.
  • the step in block F52 in FIG. 5 does not exist.
  • the step in block F51 in FIG. 5 does not exist.
  • one of the M1 reference signals is earlier than the first reference signal.
  • the first signaling is transmitted on a secondary link physical layer control channel (that is, a secondary link channel that can only be used to carry physical layer signaling).
  • a secondary link physical layer control channel that is, a secondary link channel that can only be used to carry physical layer signaling.
  • the first signaling is transmitted on PSCCH (Physical Sidelink Control Channel).
  • PSCCH Physical Sidelink Control Channel
  • the first signaling is transmitted on PDCCH (Physical Downlink Control Channel, Physical Downlink Control Channel).
  • PDCCH Physical Downlink Control Channel, Physical Downlink Control Channel
  • the first information block is transmitted on a secondary link physical layer data channel (that is, a secondary link channel that can be used to carry physical layer data).
  • a secondary link physical layer data channel that is, a secondary link channel that can be used to carry physical layer data
  • the first information block is transmitted on the PSSCH.
  • the first information block is transmitted on PSFCH (Physical Sidelink Feedback Channel).
  • PSFCH Physical Sidelink Feedback Channel
  • the first information block is transmitted on the PSCCH.
  • the first information block is transmitted on the PUSCH.
  • any one of the M signalings is transmitted on a secondary link physical layer control channel (that is, a secondary link channel that can only be used to carry physical layer signaling).
  • any one of the M signalings is transmitted on the PSCCH.
  • one of the M signalings is transmitted on the PDCCH.
  • the second information block is transmitted on the PSSCH.
  • the second information block is transmitted on a PSBCH (Physical Sidelink Broadcast Channel).
  • PSBCH Physical Sidelink Broadcast Channel
  • the second information block is transmitted on the PDSCH.
  • Embodiment 6 illustrates a flow chart of wireless transmission according to an embodiment of the present application, as shown in FIG. 6.
  • the second node U3 and the first node U4 are communication nodes that are transmitted through an air interface.
  • the steps in blocks F61 to F63 are optional.
  • the second node U3 sends the second information block in step S6301; sends the first signaling, the first reference signal and the first signal in step S631; sends M signaling, M reference signals and M in step S6302 Two signals; in step S6303 the second signaling is received; in step S632, the first information block is received.
  • the first node U4 receives the second information block in step S6401; receives the first signaling, the first reference signal and the first signal in step S641; receives M signaling, M reference signals and M in step S6402 Two signals; send the second signaling in step S6403; send the first information block in step S642.
  • the first signaling includes the scheduling information of the first signal
  • the M signalings include the scheduling information of the M signals
  • the second signaling includes the scheduling information of the second signal. Scheduling information
  • the second signal carries the first information block.
  • the method used in the first node for wireless communication includes:
  • the first reference signal is used for demodulation of the first signal.
  • the first reference signal is used for the DMRS of the first signal.
  • the first node group is a target recipient of the first signal.
  • the first signal includes a baseband signal.
  • the first signal includes a wireless signal.
  • the first signal is transmitted on a side link (SideLink).
  • SideLink side link
  • the first signal is transmitted through the PC5 interface.
  • the first signal is transmitted on a downlink (DownLink).
  • DownLink downlink
  • the first signal is transmitted through the Uu interface.
  • the first signal is unicast (Unicast) transmission.
  • the first signal is multicast (Groupcast) transmission.
  • the first signal carries a TB (Transport Block).
  • the first signal carries a CB (Code Block, code block).
  • the first signal carries a CBG (Code Block Group, code block group).
  • CBG Code Block Group, code block group
  • the first signal is transmitted on the PSSCH.
  • the first signal is transmitted on the PDSCH.
  • the scheduling information includes occupied time domain resources, occupied frequency domain resources, MCS (Modulation and Coding Scheme), DMRS configuration information, HARQ (Hybrid Automatic Repeat reQuest, hybrid automatic repeat) Transmission request) One or more of process number (process number), RV (Redundancy Version), or NDI (New Data Indicator).
  • MCS Modulation and Coding Scheme
  • DMRS configuration information DMRS configuration information
  • HARQ Hybrid Automatic Repeat reQuest, hybrid automatic repeat
  • Transmission request One or more of process number (process number), RV (Redundancy Version), or NDI (New Data Indicator).
  • the steps in block F62 in FIG. 6 exist, and the method used in the first node for wireless communication includes:
  • the M signals are sent; wherein, the M signalings respectively include scheduling information of the M signals.
  • the M reference signals are respectively used for demodulation of the M signals.
  • the M reference signals respectively include the DMRS of the M signals.
  • the M signals respectively include baseband signals.
  • the M signals respectively include wireless signals.
  • any one of the M signals is transmitted on a side link (SideLink).
  • one of the M signals is transmitted on the secondary link.
  • one of the M signals is transmitted on the downlink.
  • any one of the M signals carries one TB or CBG.
  • the M signals are respectively transmitted on the PSSCH.
  • one of the M signals is transmitted on the PSSCH.
  • one of the M signals is transmitted on the PDSCH.
  • the steps in block F63 in FIG. 6 exist, and the method used in the first node for wireless communication includes:
  • the second signaling includes scheduling information of the second signal, and the second signal carries the first information block.
  • the second signaling is dynamic signaling.
  • the second signaling is layer 1 (L1) signaling.
  • the second signaling includes one or more fields in an SCI.
  • the second signaling is transmitted on the side link (SideLink).
  • the second signaling indicates that the second signal carries CSI.
  • the second signaling indicates that the second signal carries the first information block.
  • the second signaling is transmitted on the PSCCH.
  • the second signaling indicates a second destination identifier, and the second destination identifier is used to identify the target receiver of the first information block; the target receiver of the first information block includes all The sender of the first signaling.
  • the second signal includes a baseband signal.
  • the second signal includes a wireless signal.
  • the second signal is transmitted on the side link (SideLink).
  • the second signal is unicast (Unicast) transmission.
  • the second signal is multicast (Groupcast) transmission.
  • the second signal of the sentence carrying the first information block includes: the second signal is that all or part of the information bits in the first information block sequentially go through a CRC (Cyclic Redundancy Check) Redundancy Check) Attachment, Channel Coding, Rate Matching, Modulation Mapper, Layer Mapper, Transform Precoder, Precoder Output after encoding (Precoding), Resource Element Mapper, Multi-Carrier Symbol Generation (Generation), Modulation and Upconversion (Modulation and Upconversion).
  • CRC Cyclic Redundancy Check
  • Redundancy Check Redundancy Check
  • Attachment Channel Coding, Rate Matching
  • Modulation Mapper Layer Mapper
  • Transform Precoder Precoder Output after encoding
  • Precoding Precoding
  • Resource Element Mapper Multi-Carrier Symbol Generation
  • Modulation and Upconversion Modulation and Upconversion
  • the second signal of the sentence carrying the first information block includes: the second signal is that all or part of the information bits in the first information block are attached sequentially through CRC, channel coding, and rate Matching, modulation mapper, layer mapper, precoding, resource particle mapper, multi-carrier symbol generation, output after modulation and up-conversion.
  • the second signal of the sentence carrying the first information block includes: all or part of the information bits in the first information block are used to generate the second signal.
  • the second signal is transmitted on the PSSCH.
  • Embodiment 7 illustrates a schematic diagram of the first signaling, the first destination identifier, and the first node group according to an embodiment of the present application; as shown in FIG. 7.
  • the first signaling indicates the first purpose identifier
  • the first purpose identifier is used to identify the first node group
  • the first node group includes the first node A positive integer number of nodes outside.
  • the first signaling explicitly indicates the first destination identifier.
  • the first signaling implicitly indicates the first destination identifier.
  • the first signaling includes a first domain, and the first domain included in the first signaling indicates the first destination identifier.
  • the first signaling includes a plurality of fields, the first field is one of the plurality of fields, and each field of the plurality of fields includes a positive integer Bits.
  • the first field includes a positive integer number of bits.
  • the first domain includes information in one or more domains in the SCI.
  • the first domain is a domain in the SCI.
  • the first domain includes information in one or more domains in the DCI.
  • the first destination identifier is an integer.
  • the first destination identifier is a non-negative integer.
  • the first destination identifier is an ID (IDentity, identity) of Layer-1 of the first node group.
  • the ID of Layer-2 of the first node group is used to determine the first destination identifier.
  • the first destination identifier includes a destination group ID (destination group identity).
  • the first destination identifier includes the destination group ID of Layer-1.
  • the first destination identifier includes destination ID (destination identity).
  • the first destination identifier includes the destination ID of Layer-1.
  • the first destination identifier includes RNTI (Radio Network Temporary Identifier, Radio Network Temporary Identifier).
  • RNTI Radio Network Temporary Identifier, Radio Network Temporary Identifier
  • the RNTI of the node included in the first node group is used to determine the first destination identifier.
  • the first destination identifier includes IMSI (International Mobile Subscriber Identification Number, International Mobile Subscriber Identification Number).
  • IMSI International Mobile Subscriber Identification Number, International Mobile Subscriber Identification Number
  • the IMSI of the nodes included in the first node group is used to determine the first destination identifier.
  • the first destination identifier includes S-TMSI (SAE Temporary Mobile Subscriber Identity, SAE Temporary Mobile Subscriber Identity).
  • S-TMSI SAE Temporary Mobile Subscriber Identity, SAE Temporary Mobile Subscriber Identity
  • the S-TMSI of the nodes included in the first node group is used to determine the first destination identifier.
  • the first node group includes only one node.
  • the first node group includes a plurality of nodes.
  • the first node group is a target recipient of the first signaling.
  • the first node group is a target receiver of the first reference signal.
  • the first node group is a target recipient of the data channel scheduled by the first signaling.
  • any node in the first node group performs channel decoding on the data channel scheduled by the first signaling.
  • the first node does not perform channel decoding on the data channel scheduled by the first signaling.
  • the first node is not a node in the first node group.
  • Embodiment 8 illustrates a schematic diagram of the relationship between M signaling and M reference signals according to an embodiment of the present application; as shown in FIG. 8.
  • the M signalings correspond to the M reference signals in a one-to-one correspondence.
  • the indexes of the M signaling and the M reference signals are #0, ..., #(M-1), respectively.
  • any one of the M signalings is dynamic signaling.
  • any one of the M signalings is layer 1 (L1) signaling.
  • any one of the M signalings is layer 1 (L1) control signaling.
  • any one of the M signaling includes one or more fields in one SCI.
  • one of the M signals includes one or more fields in an SCI.
  • one of the M signalings includes one or more domains in one DCI.
  • any one of the M signalings is transmitted on the side link (SideLink).
  • any one of the M signalings is transmitted through the PC5 interface.
  • one of the M signalings is transmitted on the side link (SideLink).
  • one of the M signalings is transmitted on the downlink.
  • one of the M signalings is unicast transmitted.
  • one of the M signalings is transmitted by multicast (Groupcast).
  • one of the M signalings is transmitted by broadcast (Boradcast).
  • any one of the M signalings does not include a reference signal.
  • the M reference signals include SL RS.
  • the M reference signals include CSI-RS.
  • the M reference signals include SL CSI-RS.
  • the M reference signals include DMRS.
  • the M reference signals include SL DMRS.
  • the M reference signals include PTRS.
  • the M reference signals are respectively transmitted on a side link (SideLink).
  • the M reference signals are respectively transmitted through the PC5 interface.
  • one of the M reference signals is transmitted on the side link (SideLink).
  • one reference signal among the M reference signals is transmitted on the downlink.
  • the time domain resources occupied by any two reference signals in the M reference signals are orthogonal to each other.
  • any one of the M reference signals and the first reference signal are orthogonal in the time domain.
  • the one-to-one correspondence between the M signalings and the M reference signals of the phrase includes: the M signalings respectively indicate configuration information of the M reference signals; the configuration information includes time One or more of frequency resource, code domain resource, RS sequence, mapping mode, cyclic shift amount, OCC, frequency domain spreading sequence or time domain spreading sequence.
  • the phrase that the M signalings correspond to the M reference signals one-to-one includes: the M reference signals are respectively used for demodulation of the M signalings.
  • the phrase that the M signalings correspond to the M reference signals one-to-one includes: the M reference signals are respectively the DMRS of the M signalings.
  • the phrase that the M signalings correspond to the M reference signals one-to-one includes: from the channels experienced by the M reference signals, it is possible to infer the experience experienced by the M signalings respectively. channel.
  • the phrase that the M signalings correspond to the M reference signals one-to-one includes: the M reference signals are respectively used for demodulation of the data channels scheduled by the M signalings .
  • the phrase in one-to-one correspondence between the M signalings and the M reference signals includes: the M reference signals are respectively DMRSs of data channels scheduled by the M signaling.
  • the phrase that the M signalings correspond to the M reference signals one-to-one includes: from the channels experienced by the M reference signals, it can be inferred that the M signalings scheduled The channel experienced by the data channel.
  • the data channels scheduled by the M signaling include PDSCH.
  • the data channel scheduled by the M signaling includes PUSCH.
  • the data channels scheduled by the M signaling include PSSCH.
  • any one of the M signalings indicates a communication node group, and one communication node group includes a positive integer number of nodes.
  • a group of communication nodes indicated by one signaling in the M signaling includes the first node.
  • the communication node group indicated by any given signaling in the M signaling is a target receiver of the data channel scheduled by the given signaling.
  • the group of communication nodes indicated by any given signaling in the M signaling is a target receiver of the reference signal corresponding to the given signaling.
  • the first signaling includes a first field, and the first field included in the first signaling indicates the first destination identifier; any of the M signalings One signaling includes the first domain, and the first domain included in any signaling of the M signaling indicates a corresponding communication node group.
  • the sender of any one of the M signalings is the sender of the first signaling.
  • the sender of any one of the M signalings and the sender of the first signaling QCL is the sender of any one of the M signalings and the sender of the first signaling QCL.
  • the sender of any reference signal in the M reference signals is the sender of the first signaling.
  • the sender of any reference signal in the M reference signals and the sender of the first signaling QCL are identical to the sender of the first signaling QCL.
  • Embodiment 9 illustrates a schematic diagram of the relationship between the second domain and the first index according to an embodiment of the present application; as shown in FIG. 9.
  • the first signaling includes the second field, and the second field included in the first signaling indicates the first index; any one of the M signaling Let the second field be included, and the second field included in any of the M1 signalings indicates the first index.
  • the indexes of the M signalings are #0,...,#(M-1) respectively; a box with a thick solid border indicates that one of the M1 signalings includes Of the second domain.
  • the second field includes a positive integer number of bits.
  • the second field included in the first signaling is related to the transmit power of the first reference signal.
  • the transmission power of the first reference signal is used to determine the second domain included in the first signaling.
  • the second domain included in the first signaling is related to a transmitting antenna port of the first reference signal.
  • the second domain included in the first signaling is related to a spatial domain filter of the first reference signal.
  • the second domain included in any one of the M signalings is related to the transmission power of the corresponding reference signal.
  • the transmit power of any reference signal in the M reference signals is used to determine the second domain included in the corresponding signaling.
  • the second domain included in any one of the M signalings is related to the transmitting antenna port of the corresponding reference signal.
  • the second domain included in any of the M signalings is related to a spatial domain filter of the corresponding reference signal.
  • the spatial domain filter includes a spatial domain transmission filter.
  • the spatial domain filter includes a spatial domain receive filter.
  • the first index is an integer.
  • the first index is a non-negative integer.
  • the first channel quality has nothing to do with measurement on any reference signal among the M reference signals and outside the M1 reference signals.
  • the first channel quality is related to measurement of at least one reference signal out of the M reference signals among the M reference signals.
  • only the second field included in the M1 signalings indicates the first index.
  • only the second field included in the M1 signalings indicates the first index, and the first channel quality is different from that of the M reference signals.
  • the measurement of any reference signal other than the M1 reference signals is irrelevant.
  • the received power of any two reference signals corresponding to different values of the second domain cannot be averaged to obtain an average received power.
  • the measurement for each of the M1 reference signals is used to determine the first channel quality.
  • the first channel quality is the RSRP of a first reference signal group
  • the first reference signal group is composed of the first reference signal and the M1 reference signals.
  • the first channel quality is obtained by averaging the linear values of the received power of each reference signal in the first reference signal group on all occupied REs, and the first reference signal group It is composed of the first reference signal and the M1 reference signals.
  • the first channel quality is equal to the average value obtained by averaging the linear values of the received power of each reference signal in the first reference signal group on all occupied REs, converted into a value of dBm, and
  • the first reference signal group is composed of the first reference signal and the M1 reference signals.
  • measurements on the first reference signal and the M1 reference signals are used for channel estimation together, and the result of the channel estimation is used for generating the first channel quality.
  • the measurement of the first reference signal and the M1 reference signals are used to calculate the first average signal-to-interference-to-noise ratio, and the first channel quality is determined by measuring the first average signal-to-interference The noise ratio is obtained by looking up the table.
  • one transmitting antenna port of any one of the M1 reference signals and one transmitting antenna port QCL of the first reference signal is provided.
  • any transmission antenna port of any reference signal other than the M1 reference signals among the M reference signals and any transmission antenna port of the first reference signal cannot be assumed to be QCL.
  • the two antenna ports QCL refers to: the large-scale properties of the channel experienced by the wireless signal transmitted on one of the two antenna ports can be inferred from the large-scale properties of the two antenna ports.
  • the large-scale properties include ⁇ delay spread, Doppler spread, Doppler shift, average gain ), one or more of average delay (average delay), and spatial reception parameters (Spatial Rx parameters) ⁇ .
  • any reference signal among the M1 reference signals and the first reference signal are transmitted by the same spatial domain transmission filter.
  • the first node uses the same spatial domain receive filter to receive any one of the M1 reference signals and the first reference signal.
  • any one of the M1 reference signals and the first reference signal are transmitted by the same antenna port.
  • any reference signal other than the M1 reference signals among the M reference signals and the first reference signal are transmitted by different antenna ports.
  • the channel experienced by one wireless signal sent on one antenna port can be inferred from the channel experienced by another wireless signal sent on the one antenna port.
  • the channel experienced by the wireless signal sent on one antenna port cannot be inferred from the channel experienced by the wireless signal sent on another antenna port.
  • Embodiment 10 illustrates a schematic diagram of the first information block indicating the first index according to an embodiment of the present application; as shown in FIG. 10.
  • the first information block includes a first information sub-block, and the first information sub-block indicates the first index.
  • the first information block explicitly indicates the first index.
  • the first information block implicitly indicates the first index.
  • the first information block indicates the first value.
  • the first information block indicates the first value from the K values.
  • the first information block indicates the index of the first value among the K values.
  • Embodiment 11 illustrates a schematic diagram of the relationship between the second domain and the corresponding reference signal according to an embodiment of the present application; as shown in FIG. 11.
  • the second domain included in any one of the M signalings is related to the transmission power of the corresponding reference signal.
  • the average transmit power of any reference signal on each occupied RE in the M1 reference signals is equal to the average transmit power of the first reference signal on each occupied RE.
  • the RE is a Resource Element (resource particle).
  • one RE occupies one multi-carrier symbol in the time domain and one sub-carrier in the frequency domain.
  • the multi-carrier symbol is an OFDM (Orthogonal Frequency Division Multiplexing, Orthogonal Frequency Division Multiplexing) symbol.
  • the multi-carrier symbol is an SC-FDMA (Single Carrier-Frequency Division Multiple Access, single-carrier frequency division multiple access) symbol.
  • SC-FDMA Single Carrier-Frequency Division Multiple Access, single-carrier frequency division multiple access
  • the multi-carrier symbol is a DFT-S-OFDM (Discrete Fourier Transform Spread OFDM, Discrete Fourier Transform Orthogonal Frequency Division Multiplexing) symbol.
  • DFT-S-OFDM Discrete Fourier Transform Spread OFDM, Discrete Fourier Transform Orthogonal Frequency Division Multiplexing
  • the average transmit power of the first reference signal on each occupied RE refers to a linear average of the transmit power of the first reference signal on each occupied RE.
  • the average transmit power of the first reference signal on each occupied RE refers to: the linear average of the transmit power of the first reference signal on each occupied RE is converted into dBm Value.
  • the average transmit power of any reference signal among the M1 reference signals on each occupied RE refers to: any reference signal among the M1 reference signals is on each occupied RE The linear average of the transmit power.
  • the average transmit power of any reference signal among the M1 reference signals on each occupied RE refers to: any reference signal among the M1 reference signals is on each occupied RE
  • the linear average value of the transmit power is converted to a value of dBm.
  • the average transmit power of any reference signal among the M reference signals and the M1 reference signals on each occupied RE is not equal to the first reference signal on each occupied RE Said average transmit power.
  • Embodiment 12 illustrates a schematic diagram of the first signaling, M signaling and the second identity according to an embodiment of the present application; as shown in FIG. 12.
  • the first signaling indicates a second identity
  • the second identity is used to identify the sender of the first signaling; any one of the M signalings Indicate the second identity.
  • the indexes of the M signalings are #0,..., #(M-1), respectively.
  • the first signaling explicitly indicates the second identity.
  • the first signaling implicitly indicates the second identity.
  • any one of the M signalings explicitly indicates the second identity.
  • any one of the M signalings implicitly indicates the second identity.
  • the first signaling includes a third domain
  • any signaling of the M signaling includes the third domain
  • the third field included in any of the M signalings indicates the second identity.
  • the second identity is a non-negative integer.
  • the second identity is a positive integer.
  • the second identity identifier is the Layer-1 ID of the sender of the first signaling.
  • the Layer-2 ID of the sender of the first signaling is used to determine the second identity.
  • the second identity includes a source ID.
  • the second identity includes a source ID of Layer-1.
  • the second identity includes RNTI.
  • the RNTI of the sender of the first signaling is used to determine the second identity.
  • the second identity includes IMSI.
  • the IMSI of the sender of the first signaling is used to determine the second identity.
  • the second identity includes S-TMSI.
  • the S-TMSI of the sender of the first signaling is used to determine the second identity.
  • any one of the M signalings in the sentence indicates that the second identity includes: the second identity is used to identify any one of the M signalings The sender of the order.
  • the sender of any one of the M signalings is the sender of the first signaling.
  • the sender of any one of the M signalings and the sender of the first signaling QCL is the sender of any one of the M signalings and the sender of the first signaling QCL.
  • Embodiment 13 illustrates a schematic diagram of the second information block according to an embodiment of the present application; as shown in FIG. 13.
  • the second information block is used to determine a first time window and a first value; the first index is equal to the first value; the first reference signal and the M1 reference signals All are within the first time window.
  • the second information block is carried by higher layer signaling.
  • the second information block is carried by RRC signaling.
  • the second information block is carried by PC5RRC signaling.
  • the second information block is unicast (Unicast) transmission.
  • the second information block is multicast (Groupcast) transmission.
  • the second information block is broadcast (Broadcast) transmission.
  • the second information block includes information in all or part of a field in an IE (Information Element).
  • the second information block is transmitted from the base station to the first node.
  • the second information block is transmitted from the serving cell of the first node to the first node.
  • the second information block is transmitted from the sender of the first signaling to the first node.
  • the second information block is transmitted on the side link (SideLink).
  • the second information block is transmitted through the PC5 interface.
  • the second information block is transmitted on the downlink.
  • the second information block is transmitted through the Uu interface.
  • the second information block indicates the first time window.
  • the second information block explicitly indicates the first time window.
  • the second information block implicitly indicates the first time window.
  • the second information block implicitly indicates the start time of the first time window.
  • the second information block indicates the first value.
  • the second information block explicitly indicates the first value.
  • the second information block implicitly indicates the first value.
  • the second information block indicates that the first time window corresponds to the first value.
  • the measurement for any reference signal in the first reference signal set can be used to calculate the same average received power;
  • the first reference signal set is composed of all reference signals that meet the first condition;
  • the The first condition includes: within the first time window, the corresponding sender is identified by the second identity, the corresponding signaling includes the second domain, and the corresponding signaling includes the first
  • the second field indicates the first index.
  • the average received power is one RSRP.
  • the average received power is the first channel quality.
  • the average received power may be obtained by averaging the linear values of the received power of all reference signals on each RE in any non-empty subset of the first reference signal set.
  • the average received power may be obtained by averaging the linear values of the received power of all reference signals in the first reference signal set on each RE.
  • the first time window is a continuous time period.
  • the first time window includes a positive integer number of slots.
  • the first time window includes a positive integer number of sub-frames.
  • the length of the first time window is predefined.
  • the length of the first time window is pre-configured.
  • the length of the first time window is configured by higher layer signaling.
  • the time domain resource used to transmit the second information block is used to determine the first time window.
  • the time interval between the start time of the first time window and the end time of the time unit used to transmit the second information block is a second time interval.
  • the time domain resource used to transmit the third information block is used to determine the first time window, and the third information block indicates that the second information block is correctly received.
  • the time interval between the start time of the first time window and the end time of the time unit used to transmit the third information block is the second time interval, and the third information block indicates the first time interval. The two information blocks are received correctly.
  • the second time interval is pre-configured.
  • the second time interval is predefined.
  • the second time interval is configured by RRC signaling.
  • the second time interval is a non-negative integer.
  • the unit of the second time interval is a slot.
  • the unit of the second time interval is a sub-frame.
  • the time unit is a slot.
  • the time unit is a sub-frame.
  • the first value is an integer.
  • the first value is a non-negative integer.
  • the time domain resource occupied by the first reference signal and the time domain resource occupied by any one of the M1 reference signals belong to the first time window.
  • Embodiment 14 illustrates a schematic diagram of the second information block according to an embodiment of the present application; as shown in FIG. 14.
  • the second information block includes K second information sub-blocks, and the K second information sub-blocks are used to determine K time windows and K values, respectively, and the K time windows Corresponding to the K numerical values one-to-one, the K numerical values are not equal to each other, and K is a positive integer greater than 1; the second field included in any one of the M signaling indicates the One of the K numerical values; the first time window is a time window corresponding to the first numerical value among the K time windows.
  • the indexes of the K second information sub-blocks, the K time windows, and the K numerical values are #0,...,#(K-1), respectively.
  • the K second information sub-blocks are respectively carried by K higher layer signaling.
  • the K second information sub-blocks are respectively carried by K RRC signaling.
  • the K second information sub-blocks respectively explicitly indicate the K time windows.
  • the K second information sub-blocks respectively implicitly indicate the K time windows.
  • the K second information sub-blocks respectively explicitly indicate the K numerical values.
  • the K second information sub-blocks respectively implicitly indicate the K values.
  • the time domain resource used to transmit the second information sub-block corresponding to the given time window is used to determine the given time window. Set time window.
  • the time domain resource used to transmit the third information sub-block is used to determine the given time window, and the third information The sub-block indicates that the second information sub-block corresponding to the given time window is correctly received.
  • any one of the K time windows is a continuous time period.
  • any one of the K time windows includes a positive integer number of slots.
  • the length of any one of the K time windows is predefined.
  • the length of any one of the K time windows is pre-configured.
  • the length of any one of the K time windows is configured by RRC signaling.
  • the K numbers are K integers respectively.
  • Embodiment 15 illustrates a schematic diagram of the second information block according to an embodiment of the present application; as shown in FIG. 15.
  • the second information block indicates a first offset, and the first offset is used to determine the first channel quality.
  • the unit of the first offset is dB.
  • the first offset is the ratio of two positive real numbers.
  • the first channel quality indicator under the assumption that the transmit power of the first reference signal is increased by the first offset, the sender of the first signaling and the second The quality of the channel between a node.
  • the first channel quality indicator under the assumption that the transmit power of the first reference signal and the transmit power of the M1 reference signals are both increased by the first offset, the The quality of the channel between the sender of the first signaling and the first node.
  • the first channel quality is obtained based on the measurement for the first reference signal and under the assumption that the transmission power of the first reference signal is increased by the first offset.
  • the first channel quality is based on the measurement of the first reference signal and the measurement of the M1 reference signals, the transmission power of the first reference signal and the measurement of the M1 reference signals The transmission power is obtained under the assumption that the first offset is increased.
  • Embodiment 16 illustrates a schematic diagram of (M1+1) reference signals and the first time interval according to an embodiment of the present application; as shown in FIG. 16.
  • the time interval between the earliest reference signal and the latest reference signal in the (M1+1) reference signals is not greater than the first time interval.
  • the time interval between the earliest reference signal and the latest reference signal among the (M1+1) reference signals refers to: the earliest reference signal among the (M1+1) reference signals The time interval between the end time of the time domain resource occupied by one reference signal and the start time of the time domain resource occupied by the latest reference signal among the (M1+1) reference signals.
  • the time interval between the earliest reference signal and the latest reference signal among the (M1+1) reference signals refers to: the earliest reference signal among the (M1+1) reference signals The time interval between the end time of the time domain resource occupied by one reference signal and the end time of the time domain resource occupied by the latest reference signal among the (M1+1) reference signals.
  • the time interval between the earliest reference signal and the latest reference signal among the (M1+1) reference signals refers to: the earliest reference signal among the (M1+1) reference signals The time interval between the end time of the time unit occupied by one reference signal and the start time of the time unit occupied by the latest reference signal among the (M1+1) reference signals.
  • the time interval between the earliest reference signal and the latest reference signal among the (M1+1) reference signals refers to: the earliest reference signal among the (M1+1) reference signals The time interval between the start time of the time unit occupied by one reference signal and the start time of the time unit occupied by the latest one of the (M1+1) reference signals.
  • the first time interval is pre-configured.
  • the first time interval is predefined.
  • the first time interval is configured by higher layer signaling.
  • the first time interval is configured by RRC signaling.
  • the first time interval is a non-negative integer.
  • the unit of the first time interval is a slot.
  • the unit of the first time interval is a sub-frame.
  • the (M1+1) reference signals are all located within the second time window, and the time domain resources used to transmit the first information block are used to determine the second time window, so The length of the second time window is the first time interval.
  • the end time of the second time window is earlier than the start time of the time domain resource used to transmit the first information block.
  • the time interval between the end time of the second time window and the start time of the time unit used to transmit the first information block is a third time interval.
  • the third time interval is predefined.
  • the third time interval is configured by higher layer signaling.
  • the third time interval is a non-negative integer.
  • the unit of the third time interval is a slot.
  • the length of the second time window is pre-configured.
  • the length of the second time window is predefined.
  • the length of the second time window is configured by higher layer signaling.
  • the length of the second time window is configured by RRC signaling.
  • the second time window includes a positive integer number of consecutive time slots (slots).
  • the second time window includes a positive integer number of consecutive sub-frames.
  • the M reference signals are all located within the second time window.
  • the time interval between the earliest reference signal and the latest reference signal among (M+1) reference signals is not greater than the first time interval, and the (M+1) reference signals It is composed of the first reference signal and the M reference signals.
  • the measurement for any reference signal in the second reference signal set can be used to calculate the same average received power;
  • the second reference signal set is composed of all reference signals that meet the second condition;
  • the The second condition includes: the absolute value of the time interval with any other reference signal in the second reference signal set is not greater than the first time interval, and the corresponding sender is identified by the second identity identifier,
  • the corresponding signaling includes the second field and the second field included in the corresponding signaling indicates the first index.
  • the average received power is one RSRP.
  • the average received power is the first channel quality.
  • the second condition includes: being within the second time window.
  • the average received power may be obtained by averaging the linear values of the received power of all reference signals on each RE in any non-empty subset of the second reference signal set.
  • the average received power may be obtained by averaging the linear values of the received power of all reference signals in the second reference signal set on each RE.
  • Embodiment 17 illustrates a structural block diagram of a processing apparatus used in a first node device according to an embodiment of the present application; as shown in FIG. 17.
  • the processing device 1700 in the first node device includes a first receiver 1701 and a first transmitter 1702.
  • the first receiver 1701 receives the first signaling and the first reference signal; the first transmitter 1702 transmits the first information block.
  • the first signaling corresponds to the first reference signal; the first information block indicates the first channel quality, and the measurement on the first reference signal is used to determine the first channel Quality; the first signaling indicates a first purpose identifier, the first purpose identifier is used to identify a first node group, the first node group includes a positive integer number of nodes in addition to the first node.
  • the first receiver 1701 receives M signaling and M reference signals, where M is a positive integer greater than 1, where the M signaling corresponds to the M reference signals in a one-to-one correspondence;
  • the measurement of M1 reference signals among the M reference signals is used to determine the first channel quality, and M1 is a positive integer less than the M;
  • the first signaling includes a second field, and the first signal
  • the second field included in one signaling indicates the first index;
  • the M1 signaling in the M signaling corresponds to the M1 reference signal one-to-one; any signaling in the M signaling
  • the second field is included, and the second field included in any signaling of the M1 signaling indicates the first index.
  • the first information block indicates the first index.
  • the average transmit power of any reference signal among the M1 reference signals on each occupied RE is equal to the average transmit power of the first reference signal on each occupied RE.
  • the first signaling indicates a second identity
  • the second identity is used to identify the sender of the first signaling; any signaling in the M signaling indicates The second identity.
  • the first receiver 1701 receives a second information block; wherein, the second information block is used to determine a first time window and a first value; the first index is equal to the first value ; The first reference signal and the M1 reference signals are both located within the first time window.
  • the time interval between the earliest reference signal and the latest reference signal among (M1+1) reference signals is not greater than the first time interval; the (M1+1) reference signals are determined by The first reference signal and the M1 reference signals are composed.
  • the first node device is user equipment.
  • the first node device is a relay node device.
  • the first receiver 1701 includes ⁇ antenna 452, receiver 454, receiving processor 456, multi-antenna receiving processor 458, controller/processor 459, memory 460, data source in the fourth embodiment At least one of 467 ⁇ .
  • the first transmitter 1702 includes ⁇ antenna 452, transmitter 454, transmission processor 468, multi-antenna transmission processor 457, controller/processor 459, memory 460, data source in the fourth embodiment At least one of 467 ⁇ .
  • Embodiment 18 illustrates a structural block diagram of a processing apparatus used in a second node device according to an embodiment of the present application; as shown in FIG. 18.
  • the processing device 1800 in the second node device includes a second transmitter 1801 and a second receiver 1802.
  • the second transmitter 1801 transmits the first signaling and the first reference signal; the second receiver receives the first information block.
  • the first signaling corresponds to the first reference signal; the first information block indicates the first channel quality, and the measurement on the first reference signal is used to determine the first channel Quality; the first signaling indicates a first purpose identifier, the first purpose identifier is used to identify a first node group, the first node group includes a positive integer number of nodes in addition to the first node.
  • the second transmitter 1801 sends M signaling and M reference signals, where M is a positive integer greater than 1; wherein, the M signaling corresponds to the M reference signals in a one-to-one correspondence;
  • the measurement of M1 reference signals among the M reference signals is used to determine the first channel quality, and M1 is a positive integer less than the M;
  • the first signaling includes a second field, and the first signal
  • the second field included in one signaling indicates the first index;
  • the M1 signaling in the M signaling corresponds to the M1 reference signal one-to-one; any signaling in the M signaling
  • the second field is included, and the second field included in any signaling of the M1 signaling indicates the first index.
  • the first information block indicates the first index.
  • the average transmit power of any reference signal among the M1 reference signals on each occupied RE is equal to the average transmit power of the first reference signal on each occupied RE.
  • the first signaling indicates a second identity
  • the second identity is used to identify the sender of the first signaling; any signaling in the M signaling indicates The second identity.
  • the second transmitter 1801 sends a second information block; wherein, the second information block is used to determine a first time window and a first value; the first index is equal to the first value ; The first reference signal and the M1 reference signals are both located within the first time window.
  • the time interval between the earliest reference signal and the latest reference signal among (M1+1) reference signals is not greater than the first time interval; the (M1+1) reference signals are determined by The first reference signal and the M1 reference signals are composed.
  • the second node device is user equipment.
  • the second node device is a relay node device.
  • the second node device is a base station device.
  • the second transmitter 1801 includes ⁇ antenna 420, transmitter 418, transmission processor 416, multi-antenna transmission processor 471, controller/processor 475, memory 476 ⁇ in Embodiment 4 At least one.
  • the second receiver 1802 includes ⁇ antenna 420, receiver 418, receiving processor 470, multi-antenna receiving processor 472, controller/processor 475, memory 476 ⁇ in Embodiment 4 At least one.
  • each module unit in the above-mentioned embodiment can be realized in the form of hardware or software function module, and this application is not limited to the combination of software and hardware in any specific form.
  • User equipment, terminals and UE in this application include, but are not limited to, drones, communication modules on drones, remote control aircraft, aircraft, small aircraft, mobile phones, tablets, notebooks, vehicle-mounted communication devices, wireless sensors, network cards, Internet of Things terminals, RFID terminals, NB-IOT terminals, MTC (Machine Type Communication) terminals, eMTC (enhanced MTC) terminals, data cards, network cards, in-vehicle communication equipment, low-cost mobile phones, low cost Cost of wireless communication equipment such as tablets.
  • drones communication modules on drones, remote control aircraft, aircraft, small aircraft, mobile phones, tablets, notebooks, vehicle-mounted communication devices, wireless sensors, network cards, Internet of Things terminals, RFID terminals, NB-IOT terminals, MTC (Machine Type Communication) terminals, eMTC (enhanced MTC) terminals, data cards, network cards, in-vehicle communication equipment, low-cost mobile phones, low cost Cost of wireless communication equipment such as tablets.
  • MTC
  • the base station or system equipment in this application includes, but is not limited to, macro cell base station, micro cell base station, home base station, relay base station, gNB (NR Node B), NR Node B, TRP (Transmitter Receiver Point) and other wireless communications equipment.

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Abstract

本申请公开了一种被用于无线通信的节点中的方法和装置。第一节点接收第一信令和第一参考信号;发送第一信息块。所述第一信令对应所述第一参考信号;所述第一信息块指示第一信道质量,针对所述第一参考信号的测量被用于确定所述第一信道质量;所述第一信令指示第一目的标识,所述第一目的标识被用于标识第一节点组,所述第一节点组包括除了所述第一节点之外的正整数个节点。上述方法增加了可用于路损测量的参考信号,提高了路损的测量准确性。

Description

一种被用于无线通信的节点中的方法和装置 技术领域
本申请涉及无线通信系统中的传输方法和装置,尤其涉及无线通信中和副链路(Sidelink)相关的传输方法和装置。
背景技术
未来无线通信系统的应用场景越来越多元化,不同的应用场景对系统提出了不同的性能要求。为了满足多种应用场景的不同性能需求,在3GPP(3rd Generation Partner Project,第三代合作伙伴项目)RAN(Radio Access Network,无线接入网)#72次全会上决定对新空口技术(NR,New Radio)(或Fifth Generation,5G)进行研究,在3GPP RAN#75次全会上通过了NR的WI(Work Item,工作项目),开始对NR进行标准化工作。
针对迅猛发展的车联网(Vehicle-to-Everything,V2X)业务,3GPP启动了在NR框架下的标准制定和研究工作。目前3GPP已经完成面向5G V2X业务的需求制定工作,并写入标准TS22.886。3GPP为5G V2X业务定义了4大应用场景组(Use Case Groups),包括:自动排队驾驶(Vehicles Platnooning),支持扩展传感(Extended Sensors),半/全自动驾驶(Advanced Driving)和远程驾驶(Remote Driving)。在3GPP RAN#80次全会上已启动基于NR的V2X技术研究。
发明内容
NR V2X和现有的LTE(Long-term Evolution,长期演进)V2X系统相比,一个显著的特征在于支持基于副链路(SideLink)上的路损的功率控制。为了测量副链路上的路损,相互通信的两个节点中的一个节点需要发送参考信号。发明人通过研究发现,当V2X通信的节点不发送周期性的参考信号时,如何测量路损是一个需要解决的问题。
针对上述问题,本申请公开了一种解决方案。需要说明的是,虽然上述描述采用副链路通信场景作为一个例子,本申请也适用于其他蜂窝网通信场景,并取得类似在副链路通信场景中的技术效果。此外,不同场景(包括但不限于副链路通信和蜂窝网通信)采用统一解决方案还有助于降低硬件复杂度和成本。在不冲突的情况下,本申请的第一节点中的实施例和实施例中的特征可以应用到第二节点中,反之亦然。在不冲突的情况下,本申请的实施例和实施例中的特征可以任意相互组合。
本申请公开了一种被用于无线通信的第一节点中的方法,其特征在于,包括:
接收第一信令和第一参考信号;
发送第一信息块;
其中,所述第一信令对应所述第一参考信号;所述第一信息块指示第一信道质量,针对所述第一参考信号的测量被用于确定所述第一信道质量;所述第一信令指示第一目的标识,所述第一目的标识被用于标识第一节点组,所述第一节点组包括除了所述第一节点之外的正整数个节点。
作为一个实施例,本申请要解决的问题包括:在缺少周期性参考信号时,如何测量路损。
作为一个实施例,上述方法的特质包括:为了测量和某个特定节点之间的路损,可以利用这个特定节点发送的针对其他节点的参考信号。
作为一个实施例,上述方法的好处包括:增加了可用于测量路损的参考信号,提高了路损的测量准确性。
根据本申请的一个方面,其特征在于,包括:
接收M个信令和M个参考信号,M是大于1的正整数;
其中,所述M个信令与所述M个参考信号一一对应;针对所述M个参考信号中的M1个参考信号的测量被用于确定所述第一信道质量,M1是小于所述M的正整数;所述第一信令包括第二域,所述第一信令包括的所述第二域指示第一索引;所述M个信令中的M1个信 令与所述M1个参考信号一一对应;所述M个信令中的任一信令包括所述第二域,所述M1个信令中的任一信令包括的所述第二域指示所述第一索引。
作为一个实施例,上述方法的特质包括:所述M个信令和所述M个参考信号的发送者都是所述第一信令的发送者;所述第一信令的发送者可以通过所述第二域来指示哪些参考信号可以一起被用于同一个路损值的测量。
作为一个实施例,上述方法的好处包括:避免了参考信号的发送功率或天线端口变化等因素带来的路损测量误差。
根据本申请的一个方面,其特征在于,所述第一信息块指示所述第一索引。
根据本申请的一个方面,其特征在于,所述M1个参考信号中任一参考信号在每个占用的RE上的平均发送功率等于所述第一参考信号在每个占用的RE上的平均发送功率。
根据本申请的一个方面,其特征在于,所述第一信令指示第二身份标识,所述第二身份标识被用于标识所述第一信令的发送者;所述M个信令中的任一信令指示所述第二身份标识。
根据本申请的一个方面,其特征在于,包括:
接收第二信息块;
其中,所述第二信息块被用于确定第一时间窗和第一数值;所述第一索引等于所述第一数值;所述第一参考信号和所述M1个参考信号都位于所述第一时间窗之内。
根据本申请的一个方面,其特征在于,(M1+1)个参考信号中最早的一个参考信号和最晚的一个参考信号之间的时间间隔不大于第一时间间隔;所述(M1+1)个参考信号由所述第一参考信号和所述M1个参考信号组成。
根据本申请的一个方面,其特征在于,所述第一节点是用户设备。
根据本申请的一个方面,其特征在于,所述第一节点是中继节点。
本申请公开了一种被用于无线通信的第二节点中的方法,其特征在于,包括:
发送第一信令和第一参考信号;
接收第一信息块;
其中,所述第一信令对应所述第一参考信号;所述第一信息块指示第一信道质量,针对所述第一参考信号的测量被用于确定所述第一信道质量;所述第一信令指示第一目的标识,所述第一目的标识被用于标识第一节点组,所述第一节点组包括除了所述第一节点之外的正整数个节点。
根据本申请的一个方面,其特征在于,包括:
发送M个信令和M个参考信号,M是大于1的正整数;
其中,所述M个信令与所述M个参考信号一一对应;针对所述M个参考信号中的M1个参考信号的测量被用于确定所述第一信道质量,M1是小于所述M的正整数;所述第一信令包括第二域,所述第一信令包括的所述第二域指示第一索引;所述M个信令中的M1个信令与所述M1个参考信号一一对应;所述M个信令中的任一信令包括所述第二域,所述M1个信令中的任一信令包括的所述第二域指示所述第一索引。
根据本申请的一个方面,其特征在于,所述第一信息块指示所述第一索引。
根据本申请的一个方面,其特征在于,所述M1个参考信号中任一参考信号在每个占用的RE上的平均发送功率等于所述第一参考信号在每个占用的RE上的平均发送功率。
根据本申请的一个方面,其特征在于,所述第一信令指示第二身份标识,所述第二身份标识被用于标识所述第一信令的发送者;所述M个信令中的任一信令指示所述第二身份标识。
根据本申请的一个方面,其特征在于,包括:
发送第二信息块;
其中,所述第二信息块被用于确定第一时间窗和第一数值;所述第一索引等于所述第一数值;所述第一参考信号和所述M1个参考信号都位于所述第一时间窗之内。
根据本申请的一个方面,其特征在于,(M1+1)个参考信号中最早的一个参考信号和最晚的一个参考信号之间的时间间隔不大于第一时间间隔;所述(M1+1)个参考信号由所述第一参 考信号和所述M1个参考信号组成。
根据本申请的一个方面,其特征在于,所述第二节点是用户设备。
根据本申请的一个方面,其特征在于,所述第二节点是中继节点。
根据本申请的一个方面,其特征在于,所述第二节点是基站。
本申请公开了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,接收第一信令和第一参考信号;
第一发送机,发送第一信息块;
其中,所述第一信令对应所述第一参考信号;所述第一信息块指示第一信道质量,针对所述第一参考信号的测量被用于确定所述第一信道质量;所述第一信令指示第一目的标识,所述第一目的标识被用于标识第一节点组,所述第一节点组包括除了所述第一节点之外的正整数个节点。
本申请公开了一种被用于无线通信的第二节点设备,其特征在于,包括:
第二发送机,发送第一信令和第一参考信号;
第二接收机,接收第一信息块;
其中,所述第一信令对应所述第一参考信号;所述第一信息块指示第一信道质量,针对所述第一参考信号的测量被用于确定所述第一信道质量;所述第一信令指示第一目的标识,所述第一目的标识被用于标识第一节点组,所述第一节点组包括除了所述第一节点之外的正整数个节点。
作为一个实施例,和传统方案相比,本申请具备如下优势:
缺少周期性参考信号时,增加了可用于路损测量的参考信号,提高了路损的测量准确性。
避免了参考信号的发送功率或天线端口变化等因素带来的路损测量误差。
附图说明
通过阅读参照以下附图中的对非限制性实施例所作的详细描述,本申请的其它特征、目的和优点将会变得更加明显:
图1示出了根据本申请的一个实施例的第一信令,第一参考信号和第一信息块的流程图;
图2示出了根据本申请的一个实施例的网络架构的示意图;
图3示出了根据本申请的一个实施例的用户平面和控制平面的无线协议架构的实施例的示意图;
图4示出了根据本申请的一个实施例的第一通信设备和第二通信设备的示意图;
图5示出了根据本申请的一个实施例的传输的流程图;
图6示出了根据本申请的一个实施例的传输的流程图;
图7示出了根据本申请的一个实施例的第一信令,第一目的标识和第一节点组的示意图;
图8示出了根据本申请的一个实施例的M个信令和M个参考信号之间关系的示意图;
图9示出了根据本申请的一个实施例的第二域和第一索引之间关系的示意图;
图10示出了根据本申请的一个实施例的第一信息块指示第一索引的示意图;
图11示出了根据本申请的一个实施例的第二域和对应的参考信号之间的关系的示意图;
图12示出了根据本申请的一个实施例的第一信令,M个信令和第二身份标识的示意图;
图13示出了根据本申请的一个实施例的第二信息块的示意图;
图14示出了根据本申请的一个实施例的第二信息块的示意图;
图15示出了根据本申请的一个实施例的第二信息块的示意图;
图16示出了根据本申请的一个实施例的(M1+1)个参考信号和第一时间间隔的示意图;
图17示出了根据本申请的一个实施例的用于第一节点设备中的处理装置的结构框图;
图18示出了根据本申请的一个实施例的用于第二节点中设备的处理装置的结构框图。
具体实施方式
下文将结合附图对本申请的技术方案作进一步详细说明,需要说明的是,在不冲突的情况下,本申请中的实施例和实施例中的特征可以任意相互组合。
实施例1
实施例1示例了根据本申请的一个实施例的第一信令,第一参考信号和第一信息块的流程图,如附图1所示。在附图1所示的100中,每个方框代表一个步骤。特别的,方框中的步骤的顺序不代表各个步骤之间的特定的时间先后关系。
在实施例1中,本申请中的所述第一节点在步骤101中接收第一信令和第一参考信号;在步骤102中发送第一信息块。其中,所述第一信令对应所述第一参考信号;所述第一信息块指示第一信道质量,针对所述第一参考信号的测量被用于确定所述第一信道质量;所述第一信令指示第一目的标识,所述第一目的标识被用于标识第一节点组,所述第一节点组包括除了所述第一节点之外的正整数个节点。
作为一个实施例,所述第一信令是动态信令。
作为一个实施例,所述第一信令是层1(L1)的信令。
作为一个实施例,所述第一信令是层1(L1)的控制信令。
作为一个实施例,所述第一信令包括SCI(Sidelink Control Information,副链路控制信息)。
作为一个实施例,所述第一信令包括一个SCI中的一个或多个域(field)。
作为一个实施例,所述第一信令包括DCI(Downlink Control Information,下行控制信息)。
作为一个实施例,所述第一信令包括一个DCI中的一个或多个域。
作为一个实施例,所述第一信令在副链路(SideLink)上被传输。
作为一个实施例,所述第一信令通过PC5接口被传输。
作为一个实施例,所述第一信令在下行链路(DownLink)上被传输。
作为一个实施例,所述第一信令通过Uu接口被传输。
作为一个实施例,所述第一信令不包括参考信号。
作为一个实施例,所述第一信令是单播(Unicast)传输的。
作为一个实施例,所述第一信令是组播(Groupcast)传输的。
作为一个实施例,所述第一信令是广播(Boradcast)传输的。
作为一个实施例,所述第一参考信号包括SL(SideLink,副链路)RS(Reference Signal,参考信号)。
作为一个实施例,所述第一参考信号包括CSI-RS(Channel-State Information Reference Signals,信道状态信息参考信号)。
作为一个实施例,所述第一参考信号包括SL CSI-RS。
作为一个实施例,所述第一参考信号包括SRS(Sounding Reference Signal,探测参考信号)。
作为一个实施例,所述第一参考信号包括DMRS(DeModulation Reference Signals,解调参考信号)。
作为一个实施例,所述第一参考信号包括SL DMRS。
作为一个实施例,所述第一参考信号包括PTRS(Phase-Tracking Reference Signal,相位跟踪参考信号)。
作为一个实施例,所述第一参考信号包括SL PTRS。
作为一个实施例,所述第一参考信号在副链路(SideLink)上被传输。
作为一个实施例,所述第一参考信号通过PC5接口被传输。
作为一个实施例,所述第一参考信号在下行链路上被传输。
作为一个实施例,所述第一参考信号通过Uu接口被传输。
作为一个实施例,所述第一参考信号的发送者是所述第一信令的发送者。
作为一个实施例,所述第一参考信号的发送者和所述第一信令的发送者QCL(Quasi Co-Located,准共址)。
作为一个实施例,所述短语所述第一信令对应所述第一参考信号包括:所述第一信令指示所述第一参考信号的配置信息;所述第一参考信号的所述配置信息包括:所占用的时域资源,所占用的频域资源,所占用的码域资源,RS序列,映射方式,循环位移量(cyclic shift),OCC(Orthogonal Cover Code,正交掩码),频域扩频序列或时域扩频序列中的一种或多种。
作为一个实施例,所述短语所述第一信令对应所述第一参考信号包括:所述第一信令指示第一时频资源块,所述第一参考信号在所述第一时频资源块内被传输;所述第一时频资源块包括正整数个RE(Resource Element,资源粒子)。
作为一个实施例,所述短语所述第一信令对应所述第一参考信号包括:所述第一参考信号被用于所述第一信令的解调。
作为一个实施例,所述短语所述第一信令对应所述第一参考信号包括:所述第一参考信号包括所述第一信令的DMRS。
作为一个实施例,所述短语所述第一信令对应所述第一参考信号包括:从所述第一参考信号所经历的信道可以推断出所述第一信令所经历的信道。
作为一个实施例,所述信道包括{CIR(Channel Impulse Response,信道冲激响应),PMI(Precoding Matrix Indicator,预编码矩阵标识),CQI(Channel Quality Indicator,信道质量标识),RI(Rank Indicator,秩标识)}中的一种或多种。
作为一个实施例,所述短语所述第一信令对应所述第一参考信号包括:所述第一参考信号被用于所述第一信令所调度的数据信道的解调。
作为一个实施例,所述短语所述第一信令对应所述第一参考信号包括:所述第一参考信号包括所述第一信令所调度的数据信道的DMRS。
作为一个实施例,所述短语所述第一信令对应所述第一参考信号包括:从所述第一参考信号所经历的信道可以推断出所述第一信令所调度的数据信道所经历的信道。
作为一个实施例,所述第一信令所调度的所述数据信道是PDSCH(Physical Downlink Shared CHannel,物理下行共享信道)。
作为一个实施例,所述第一信令所调度的所述数据信道是PUSCH(Physical Uplink Shared CHannel,物理上行共享信道)。
作为一个实施例,所述第一信令所调度的所述数据信道是PSSCH(Physical Sidelink Shared Channel,物理副链路共享信道)。
作为一个实施例,所述第一信息块由物理层信令承载。
作为一个实施例,所述第一信息块由MAC CE(Medium Access Control layer Control Element,媒体接入控制层控制元素)信令承载。
作为一个实施例,所述第一信息块包括正整数个二进制信息比特。
作为一个实施例,所述第一信息块包括CSI(Channel Status Informaiton,信道状态信息)。
作为一个实施例,所述第一信息块包括CQI。
作为一个实施例,所述第一信息块包括PMI。
作为一个实施例,所述第一信息块包括RI。
作为一个实施例,所述第一信息块包括RSRP(Reference Signal Received Power,参考信号接收功率)。
作为一个实施例,所述第一信息块包括RSRQ(Reference Signal Received Quality,参考信号接收质量)。
作为一个实施例,所述第一信息块在副链路(SideLink)上被传输。
作为一个实施例,所述第一信息块通过PC5接口被传输。
作为一个实施例,所述第一信息块在上行链路上被传输。
作为一个实施例,所述第一信息块通过Uu接口被传输。
作为一个实施例,所述第一信息块的目标接收者包括所述第一信令的发送者。
作为一个实施例,所述第一信息块显式的指示所述第一信道质量。
作为一个实施例,所述第一信息块隐式的指示所述第一信道质量。
作为一个实施例,所述第一信道质量包括RSRP。
作为一个实施例,所述第一信道质量包括L1(层1)-RSRP。
作为一个实施例,所述第一信道质量包括L3(层3)-RSRP。
作为一个实施例,所述第一信道质量包括CQI。
作为一个实施例,所述句子针对所述第一参考信号的测量被用于确定所述第一信道质量包括:所述第一信道质量是所述第一参考信号的RSRP。
作为一个实施例,所述句子针对所述第一参考信号的测量被用于确定所述第一信道质量包括:所述第一信道质量是所述第一参考信号的L1(层1)-RSRP。
作为一个实施例,所述句子针对所述第一参考信号的测量被用于确定所述第一信道质量包括:所述第一信道质量是所述第一参考信号的L3(层3)-RSRP。
作为一个实施例,所述句子针对所述第一参考信号的测量被用于确定所述第一信道质量包括:所述第一信道质量是所述第一参考信号在每个占用的RE上的接收功率的线性平均值。
作为一个实施例,所述句子针对所述第一参考信号的测量被用于确定所述第一信道质量包括:所述第一信道质量是所述第一参考信号在每个占用的RE上的接收功率的线性平均值换算成dBm后的值。
作为一个实施例,所述句子针对所述第一参考信号的测量被用于确定所述第一信道质量包括:针对所述第一参考信号的测量被用于信道估计,所述信道估计的结果被用于生成所述第一信道质量。
作为一个实施例,所述句子针对所述第一参考信号的测量被用于确定所述第一信道质量包括:针对所述第一参考信号的测量被用于计算第一信干噪比,所述第一信道质量是通过对所述第一信干噪比查表得到的。
作为一个实施例,所述第一信道质量的单位是dBm(毫分贝)。
作为一个实施例,所述第一信道质量的单位是瓦(Watt)。
作为一个实施例,所述第一信道质量没有单位。
实施例2
实施例2示例了根据本申请的一个实施例的网络架构的示意图,如附图2所示。
附图2说明了LTE(Long-Term Evolution,长期演进),LTE-A(Long-Term Evolution Advanced,增强长期演进)及未来5G系统的网络架构200。LTE,LTE-A及未来5G系统的网络架构200称为EPS(Evolved Packet System,演进分组系统)200。EPS 200可包括一个或一个以上UE(User Equipment,用户设备)201,一个与UE201进行副链路(Sidelink)通信的UE241,NG-RAN(下一代无线接入网络)202,5G-CN(5G-CoreNetwork,5G核心网)/EPC(Evolved Packet Core,演进分组核心)210,HSS(Home Subscriber Server,归属签约用户服务器)220和因特网服务230。EPS200可与其它接入网络互连,但为了简单未展示这些实体/接口。如附图2所示,EPS200提供包交换服务,然而所属领域的技术人员将容易了解,贯穿本申请呈现的各种概念可扩展到提供电路交换服务的网络。NG-RAN202包括NR(New Radio,新无线)节点B(gNB)203和其它gNB204。gNB203提供朝向UE201的用户和控制平面协议终止。gNB203可经由X2接口(例如,回程)连接到其它gNB204。gNB203也可称为基站、基站收发台、无线电基站、无线电收发器、收发器功能、基本服务集合(BSS)、扩展服务集合(ESS)、TRP(发送接收点)或某种其它合适术语。gNB203为UE201提供对5G-CN/EPC210的接入点。UE201的实例包括蜂窝式电话、智能电话、会话起始协议(SIP)电话、膝上型计算机、个人数字助理(PDA)、卫星无线电、全球定位系统、多媒体装置、视频装置、数字音频播放器(例如,MP3播放器)、相机、游戏控制台、无人机、飞行器、窄带物理网设备、机器类型通信设备、陆地交通工具、汽车、可穿戴设备,或任何其它类似功能装置。所属领域的技术人员也可将UE201称为移动台、订户台、移动单元、订户单元、无线单元、远程单元、移动装置、无线装置、无线通信 装置、远程装置、移动订户台、接入终端、移动终端、无线终端、远程终端、手持机、用户代理、移动客户端、客户端或某个其它合适术语。gNB203通过S1接口连接到5G-CN/EPC210。5G-CN/EPC210包括MME(Mobility Management Entity,移动性管理实体)/AMF(Authentication Management Field,鉴权管理域)/UPF(User Plane Function,用户平面功能)211、其它MME/AMF/UPF214、S-GW(Service Gateway,服务网关)212以及P-GW(Packet Date Network Gateway,分组数据网络网关)213。MME/AMF/UPF211是处理UE201与5G-CN/EPC210之间的信令的控制节点。大体上MME/AMF/UPF211提供承载和连接管理。所有用户IP(Internet Protocal,因特网协议)包是通过S-GW212传送,S-GW212自身连接到P-GW213。P-GW213提供UE IP地址分配以及其它功能。P-GW213连接到因特网服务230。因特网服务230包括运营商对应因特网协议服务,具体可包括因特网,内联网,IMS(IP Multimedia Subsystem,IP多媒体子系统)和包交换(Packet switching)服务。
作为一个实施例,本申请中的所述第一节点包括所述UE201。
作为一个实施例,本申请中的所述第一节点包括所述UE241。
作为一个实施例,本申请中的所述第二节点包括所述UE241。
作为一个实施例,本申请中的所述第二节点包括所述UE201。
作为一个实施例,所述UE201与所述gNB203之间的空中接口是Uu接口。
作为一个实施例,所述UE201与所述gNB203之间的无线链路是蜂窝网链路。
作为一个实施例,所述UE201与所述UE241之间的空中接口是PC5接口。
作为一个实施例,所述UE201与所述UE241之间的无线链路是副链路(Sidelink)。
作为一个实施例,本申请中的所述第一节点和本申请中的所述第二节点分别是所述gNB203覆盖内的一个终端。
作为一个实施例,本申请中的所述第一节点是所述gNB203覆盖内的一个终端,本申请中的所述第二节点是所述gNB203覆盖外的一个终端。
作为一个实施例,本申请中的所述第一节点是所述gNB203覆盖外的一个终端,本申请中的所述第二节点是所述gNB203覆盖内的一个终端。
作为一个实施例,本申请中的所述第一节点和本申请中的所述第二节点分别是所述gNB203覆盖外的一个终端。
作为一个实施例,所述UE201和所述UE241之间支持单播(Unicast)传输。
作为一个实施例,所述UE201和所述UE241之间支持广播(Broadcast)传输。
作为一个实施例,所述UE201和所述UE241之间支持组播(Groupcast)传输。
作为一个实施例,本申请中的所述第一信令和第一参考信号的发送者包括所述UE241。
作为一个实施例,本申请中的所述第一信令和第一参考信号的接收者包括所述UE201。
作为一个实施例,本申请中的所述第一信令和第一参考信号的发送者包括所述UE201。
作为一个实施例,本申请中的所述第一信令和第一参考信号的接收者包括所述UE241。
作为一个实施例,本申请中的所述第一信息块的发送者包括所述UE201。
作为一个实施例,本申请中的所述第一信息块的接收者包括所述UE241。
作为一个实施例,本申请中的所述第一信息块的发送者包括所述UE241。
作为一个实施例,本申请中的所述第一信息块的接收者包括所述UE201。
实施例3
实施例3示例了根据本申请的一个实施例的用户平面和控制平面的无线协议架构的实施例的示意图,如附图3所示。
实施例3示出了根据本申请的一个用户平面和控制平面的无线协议架构的实施例的示意图,如附图3所示。图3是说明用于用户平面350和控制平面300的无线电协议架构的实施例的示意图,图3用三个层展示用于第一通信节点设备(UE,gNB或V2X中的RSU)和第二通信节点设备(gNB,UE或V2X中的RSU),或者两个UE之间的控制平面300的无线电 协议架构:层1、层2和层3。层1(L1层)是最低层且实施各种PHY(物理层)信号处理功能。L1层在本文将称为PHY301。层2(L2层)305在PHY301之上,负责第一通信节点设备与第二通信节点设备之间的链路。L2层305包括MAC(Medium Access Control,媒体接入控制)子层302、RLC(Radio Link Control,无线链路层控制协议)子层303和PDCP(Packet Data Convergence Protocol,分组数据汇聚协议)子层304,这些子层终止于第二通信节点设备处。PDCP子层304提供不同无线电承载与逻辑信道之间的多路复用。PDCP子层304还提供通过加密数据包而提供安全性,以及提供第二通信节点设备之间的对第一通信节点设备的越区移动支持。RLC子层303提供上部层数据包的分段和重组装,丢失数据包的重新发射以及数据包的重排序以补偿由于HARQ造成的无序接收。MAC子层302提供逻辑与传输信道之间的多路复用。MAC子层302还负责在第一通信节点设备之间分配一个小区中的各种无线电资源(例如,资源块)。MAC子层302还负责HARQ操作。控制平面300中的层3(L3层)中的RRC(Radio Resource Control,无线电资源控制)子层306负责获得无线电资源(即,无线电承载)且使用第二通信节点设备与第一通信节点设备之间的RRC信令来配置下部层。用户平面350的无线电协议架构包括层1(L1层)和层2(L2层),在用户平面350中用于第一通信节点设备和第二通信节点设备的无线电协议架构对于物理层351,L2层355中的PDCP子层354,L2层355中的RLC子层353和L2层355中的MAC子层352来说和控制平面300中的对应层和子层大体上相同,但PDCP子层354还提供用于上部层数据包的标头压缩以减少无线电发射开销。用户平面350中的L2层355中还包括SDAP(Service Data Adaptation Protocol,服务数据适配协议)子层356,SDAP子层356负责QoS流和数据无线承载(DRB,Data Radio Bearer)之间的映射,以支持业务的多样性。虽然未图示,但第一通信节点设备可具有在L2层355之上的若干上部层,包括终止于网络侧上的P-GW处的网络层(例如,IP层)和终止于连接的另一端(例如,远端UE、服务器等等)处的应用层。
作为一个实施例,附图3中的无线协议架构适用于本申请中的所述第一节点。
作为一个实施例,附图3中的无线协议架构适用于本申请中的所述第二节点。
作为一个实施例,所述第一信令生成于所述PHY301,或所述PHY351。
作为一个实施例,所述第一信令生成于所述MAC子层302,或所述MAC子层352。
作为一个实施例,所述第一参考信号生成于所述PHY301,或所述PHY351。
作为一个实施例,所述第一信息块生成于所述PHY301,或所述PHY351。
作为一个实施例,所述第一信息块生成于所述MAC子层302,或所述MAC子层352。
作为一个实施例,所述M个信令中的任一信令生成于所述PHY301,或所述PHY351。
作为一个实施例,所述M个信令中的任一信令生成于所述MAC子层302,或所述MAC子层352。
作为一个实施例,所述M个参考信号中任一参考信号生成于所述PHY301,或所述PHY351。
作为一个实施例,所述第二信息块生成于所述RRC子层306。
实施例4
实施例4示例了根据本申请的一个实施例的第一通信设备和第二通信设备的示意图,如附图4所示。附图4是在接入网络中相互通信的第一通信设备410以及第二通信设备450的框图。
第一通信设备410包括控制器/处理器475,存储器476,接收处理器470,发射处理器416,多天线接收处理器472,多天线发射处理器471,发射器/接收器418和天线420。
第二通信设备450包括控制器/处理器459,存储器460,数据源467,发射处理器468,接收处理器456,多天线发射处理器457,多天线接收处理器458,发射器/接收器454和天线452。
在从所述第一通信设备410到所述第二通信设备450的传输中,在所述第一通信设备410处,来自核心网络的上层数据包被提供到控制器/处理器475。控制器/处理器475实施L2 层的功能性。在DL中,控制器/处理器475提供标头压缩、加密、包分段和重排序、逻辑与传输信道之间的多路复用,以及基于各种优先级量度对第二通信设备450的无线电资源分配。控制器/处理器475还负责HARQ操作、丢失包的重新发射,和到第二通信设备450的信令。发射处理器416和多天线发射处理器471实施用于L1层(即,物理层)的各种信号处理功能。发射处理器416实施编码和交错以促进第二通信设备450处的前向错误校正(FEC),以及基于各种调制方案(例如,二元相移键控(BPSK)、正交相移键控(QPSK)、M相移键控(M-PSK)、M正交振幅调制(M-QAM))的星座映射。多天线发射处理器471对经编码和调制后的符号进行数字空间预编码,包括基于码本的预编码和基于非码本的预编码,和波束赋型处理,生成一个或多个并行流。发射处理器416随后将每一并行流映射到子载波,将调制后的符号在时域和/或频域中与参考信号(例如,导频)复用,且随后使用快速傅立叶逆变换(IFFT)以产生载运时域多载波符号流的物理信道。随后多天线发射处理器471对时域多载波符号流进行发送模拟预编码/波束赋型操作。每一发射器418把多天线发射处理器471提供的基带多载波符号流转化成射频流,随后提供到不同天线420。
在从所述第一通信设备410到所述第二通信设备450的传输中,在所述第二通信设备450处,每一接收器454通过其相应天线452接收信号。每一接收器454恢复调制到射频载波上的信息,且将射频流转化成基带多载波符号流提供到接收处理器456。接收处理器456和多天线接收处理器458实施L1层的各种信号处理功能。多天线接收处理器458对来自接收器454的基带多载波符号流进行接收模拟预编码/波束赋型操作。接收处理器456使用快速傅立叶变换(FFT)将接收模拟预编码/波束赋型操作后的基带多载波符号流从时域转换到频域。在频域,物理层数据信号和参考信号被接收处理器456解复用,其中参考信号将被用于信道估计,数据信号在多天线接收处理器458中经过多天线检测后恢复出以第二通信设备450为目的地的任何并行流。每一并行流上的符号在接收处理器456中被解调和恢复,并生成软决策。随后接收处理器456解码和解交错所述软决策以恢复在物理信道上由第一通信设备410发射的上层数据和控制信号。随后将上层数据和控制信号提供到控制器/处理器459。控制器/处理器459实施L2层的功能。控制器/处理器459可与存储程序代码和数据的存储器460相关联。存储器460可称为计算机可读媒体。在DL中,控制器/处理器459提供传输与逻辑信道之间的多路分用、包重组装、解密、标头解压缩、控制信号处理以恢复来自核心网络的上层数据包。随后将上层数据包提供到L2层之上的所有协议层。也可将各种控制信号提供到L3以用于L3处理。控制器/处理器459还负责使用确认(ACK)和/或否定确认(NACK)协议进行错误检测以支持HARQ操作。
在从所述第二通信设备450到所述第一通信设备410的传输中,在所述第二通信设备450处,使用数据源467来将上层数据包提供到控制器/处理器459。数据源467表示L2层之上的所有协议层。类似于在DL中所描述第一通信设备410处的发送功能,控制器/处理器459基于第一通信设备410的无线资源分配来实施标头压缩、加密、包分段和重排序以及逻辑与传输信道之间的多路复用,实施用于用户平面和控制平面的L2层功能。控制器/处理器459还负责HARQ操作、丢失包的重新发射,和到所述第一通信设备410的信令。发射处理器468执行调制映射、信道编码处理,多天线发射处理器457进行数字多天线空间预编码,包括基于码本的预编码和基于非码本的预编码,和波束赋型处理,随后发射处理器468将产生的并行流调制成多载波/单载波符号流,在多天线发射处理器457中经过模拟预编码/波束赋型操作后再经由发射器454提供到不同天线452。每一发射器454首先把多天线发射处理器457提供的基带符号流转化成射频符号流,再提供到天线452。
在从所述第二通信设备450到所述第一通信设备410的传输中,所述第一通信设备410处的功能类似于在从所述第一通信设备410到所述第二通信设备450的传输中所描述的所述第二通信设备450处的接收功能。每一接收器418通过其相应天线420接收射频信号,把接收到的射频信号转化成基带信号,并把基带信号提供到多天线接收处理器472和接收处理器470。接收处理器470和多天线接收处理器472共同实施L1层的功能。控制器/处理器475 实施L2层功能。控制器/处理器475可与存储程序代码和数据的存储器476相关联。存储器476可称为计算机可读媒体。控制器/处理器475提供传输与逻辑信道之间的多路分用、包重组装、解密、标头解压缩、控制信号处理以恢复来自第二通信设备450的上层数据包。来自控制器/处理器475的上层数据包可被提供到核心网络。控制器/处理器475还负责使用ACK和/或NACK协议进行错误检测以支持HARQ操作。
作为一个实施例,所述第二通信设备450包括:至少一个处理器以及至少一个存储器,所述至少一个存储器包括计算机程序代码;所述至少一个存储器和所述计算机程序代码被配置成与所述至少一个处理器一起使用。所述第二通信设备450装置至少:接收本申请中的所述第一信令和所述第一参考信号;发送本申请中的所述第一信息块。所述第一信令对应所述第一参考信号;所述第一信息块指示第一信道质量,针对所述第一参考信号的测量被用于确定所述第一信道质量;所述第一信令指示第一目的标识,所述第一目的标识被用于标识第一节点组,所述第一节点组包括除了所述第一节点之外的正整数个节点。
作为一个实施例,所述第二通信设备450包括:一种存储计算机可读指令程序的存储器,所述计算机可读指令程序在由至少一个处理器执行时产生动作,所述动作包括:接收本申请中的所述第一信令和所述第一参考信号;发送本申请中的所述第一信息块。所述第一信令对应所述第一参考信号;所述第一信息块指示第一信道质量,针对所述第一参考信号的测量被用于确定所述第一信道质量;所述第一信令指示第一目的标识,所述第一目的标识被用于标识第一节点组,所述第一节点组包括除了所述第一节点之外的正整数个节点。
作为一个实施例,所述第一通信设备410包括:至少一个处理器以及至少一个存储器,所述至少一个存储器包括计算机程序代码;所述至少一个存储器和所述计算机程序代码被配置成与所述至少一个处理器一起使用。所述第一通信设备410装置至少:发送本申请中的所述第一信令和所述第一参考信号;接收本申请中的所述第一信息块。所述第一信令对应所述第一参考信号;所述第一信息块指示第一信道质量,针对所述第一参考信号的测量被用于确定所述第一信道质量;所述第一信令指示第一目的标识,所述第一目的标识被用于标识第一节点组,所述第一节点组包括除了所述第一节点之外的正整数个节点。
作为一个实施例,所述第一通信设备410包括:一种存储计算机可读指令程序的存储器,所述计算机可读指令程序在由至少一个处理器执行时产生动作,所述动作包括:发送本申请中的所述第一信令和所述第一参考信号;接收本申请中的所述第一信息块。所述第一信令对应所述第一参考信号;所述第一信息块指示第一信道质量,针对所述第一参考信号的测量被用于确定所述第一信道质量;所述第一信令指示第一目的标识,所述第一目的标识被用于标识第一节点组,所述第一节点组包括除了所述第一节点之外的正整数个节点。
作为一个实施例,本申请中的所述第一节点包括所述第二通信设备450。
作为一个实施例,本申请中的所述第二节点包括所述第一通信设备410。
作为一个实施例,{所述天线452,所述接收器454,所述接收处理器456,所述多天线接收处理器458,所述控制器/处理器459,所述存储器460,所述数据源467}中的至少之一被用于接收本申请中的所述第一信令和所述第一参考信号;{所述天线420,所述发射器418,所述发射处理器416,所述多天线发射处理器471,所述控制器/处理器475,所述存储器476}中的至少之一被用于发送本申请中的所述第一信令和所述第一参考信号。
作为一个实施例,{所述天线420,所述接收器418,所述接收处理器470,所述多天线接收处理器472,所述控制器/处理器475,所述存储器476}中的至少之一被用于接收本申请中的所述第一信息块;{所述天线452,所述发射器454,所述发射处理器468,所述多天线发射处理器457,所述控制器/处理器459,所述存储器460,所述数据源467}中的至少之一被用于发送本申请中的所述第一信息块。
作为一个实施例,{所述天线452,所述接收器454,所述接收处理器456,所述多天线接收处理器458,所述控制器/处理器459,所述存储器460,所述数据源467}中的至少之一被用于接收本申请中的所述M个信令和M个参考信号;{所述天线420,所述发射器418, 所述发射处理器416,所述多天线发射处理器471,所述控制器/处理器475,所述存储器476}中的至少之一被用于发送本申请中的所述M个信令和M个参考信号。
作为一个实施例,{所述天线452,所述接收器454,所述接收处理器456,所述多天线接收处理器458,所述控制器/处理器459,所述存储器460,所述数据源467}中的至少之一被用于接收本申请中的所述第二信息块;{所述天线420,所述发射器418,所述发射处理器416,所述多天线发射处理器471,所述控制器/处理器475,所述存储器476}中的至少之一被用于发送本申请中的所述第二信息块。
实施例5
实施例5示例了根据本申请的一个实施例的无线传输的流程图,如附图5所示。在附图5中,第二节点U1和第一节点U2是通过空中接口传输的通信节点。附图5中,方框F51和F52中的步骤分别是可选的。
第二节点U1,在步骤S5101中发送第二信息块;在步骤S511中发送第一信令和第一参考信号;在步骤S5102中发送M个信令和M个参考信号;在步骤S512中接收第一信息块。
第一节点U2,在步骤S5201中接收第二信息块;在步骤S521中接收第一信令和第一参考信号;在步骤S5202中接收M个信令和M个参考信号;在步骤S522中发送第一信息块。
在实施例5中,所述第一信令对应所述第一参考信号;所述第一信息块指示第一信道质量,针对所述第一参考信号的测量被所述第一节点U2用于确定所述第一信道质量;所述第一信令指示第一目的标识,所述第一目的标识被用于标识第一节点组,所述第一节点组包括除了所述第一节点之外的正整数个节点。
作为一个实施例,所述第一节点U2是本申请中的所述第一节点。
作为一个实施例,所述第二节点U1是本申请中的所述第二节点。
作为一个实施例,所述第二节点U1和所述第一节点U2之间的空中接口是PC5接口。
作为一个实施例,所述第二节点U1和所述第一节点U2之间的空中接口包括副链路。
作为一个实施例,所述第二节点U1和所述第一节点U2之间的空中接口是Uu接口。
作为一个实施例,所述第二节点U1和所述第一节点U2之间的空中接口包括蜂窝链路。
作为一个实施例,所述第二节点U1和所述第一节点U2之间的空中接口包括用户设备与用户设备之间的无线接口。
作为一个实施例,所述第二节点U1和所述第一节点U2之间的空中接口包括基站设备与用户设备之间的无线接口。
作为一个实施例,本申请中的所述第一节点是一个终端。
作为一个实施例,本申请中的所述第一节点是一辆汽车。
作为一个实施例,本申请中的所述第一节点是一个交通工具。
作为一个实施例,本申请中的所述第一节点是一个RSU(Road Side Unit,路边单元)。
作为一个实施例,本申请中的所述第二节点是一个终端。
作为一个实施例,本申请中的所述第二节点是一辆汽车。
作为一个实施例,本申请中的所述第二节点是一个交通工具。
作为一个实施例,本申请中的所述第二节点是一个RSU。
作为一个实施例,本申请中的所述第二节点是一个基站。
作为一个实施例,附图5中的方框F52中的步骤存在;M是大于1的正整数,所述M个信令与所述M个参考信号一一对应;针对所述M个参考信号中的M1个参考信号的测量被所述第一节点U2用于确定所述第一信道质量,M1是小于所述M的正整数;所述第一信令包括第二域,所述第一信令包括的所述第二域指示第一索引;所述M个信令中的M1个信令与所述M1个参考信号一一对应;所述M个信令中的任一信令包括所述第二域,所述M1个信令中的任一信令包括的所述第二域指示所述第一索引
作为一个实施例,附图5中的方框F51和方框F52中的步骤都存在;所述第二信息块被 所述第一节点U2用于确定第一时间窗和第一数值;所述第一索引等于所述第一数值;所述第一参考信号和所述M1个参考信号都位于所述第一时间窗之内。
作为一个实施例,附图5中的方框F52中的步骤不存在。
作为一个实施例,附图5中的方框F51中的步骤不存在。
作为一个实施例,所述M1个参考信号中存在一个参考信号早于所述第一参考信号。
作为一个实施例,所述M1个信令中存在一个信令早于所述第一信令。
作为一个实施例,所述第一信令在副链路物理层控制信道(即仅能用于承载物理层信令的副链路信道)上被传输。
作为一个实施例,所述第一信令在PSCCH(Physical Sidelink Control Channel,物理副链路控制信道)上被传输。
作为一个实施例,所述第一信令在PDCCH(Physical Downlink Control Channel,物理下行控制信道)上被传输。
作为一个实施例,所述第一信息块在副链路物理层数据信道(即能用于承载物理层数据的副链路信道)上被传输。
作为一个实施例,所述第一信息块在PSSCH上被传输。
作为一个实施例,所述第一信息块在PSFCH(Physical Sidelink Feedback Channel,物理副链路反馈信道)上被传输。
作为一个实施例,所述第一信息块在PSCCH上被传输。
作为一个实施例,所述第一信息块在PUSCH上被传输。
作为一个实施例,所述M个信令中的任一信令在副链路物理层控制信道(即仅能用于承载物理层信令的副链路信道)上被传输。
作为一个实施例,所述M个信令中的任一信令在PSCCH上被传输。
作为一个实施例,所述M个信令中存在一个信令在PDCCH上被传输。
作为一个实施例,所述第二信息块在PSSCH上被传输。
作为一个实施例,所述第二信息块在PSBCH(Physical Sidelink Broadcast Channel,物理副链路广播信道)上被传输。
作为一个实施例,所述第二信息块在PDSCH上被传输。
实施例6
实施例6示例了根据本申请的一个实施例的无线传输的流程图,如附图6所示。在附图6中,第二节点U3和第一节点U4是通过空中接口传输的通信节点。附图6中,方框F61至F63中的步骤分别是可选的。
第二节点U3,在步骤S6301中发送第二信息块;在步骤S631中发送第一信令,第一参考信号和第一信号;在步骤S6302中发送M个信令,M个参考信号和M个信号;在步骤S6303中接收第二信令;在步骤S632中接收第一信息块。
第一节点U4,在步骤S6401中接收第二信息块;在步骤S641中接收第一信令,第一参考信号和第一信号;在步骤S6402中接收M个信令,M个参考信号和M个信号;在步骤S6403中发送第二信令;在步骤S642中发送第一信息块。
在实施例6中,所述第一信令包括所述第一信号的调度信息,所述M个信令分别包括所述M个信号的调度信息,所述第二信令包括第二信号的调度信息,所述第二信号携带所述第一信息块。
作为一个实施例,所述被用于无线通信的第一节点中的方法包括:
发送所述第一信号;其中,所述第一信令包括所述第一信号的调度信息。
作为一个实施例,所述第一参考信号被用于所述第一信号的解调。
作为一个实施例,所述第一参考信号被用于所述第一信号的DMRS。
作为一个实施例,所述第一节点组是所述第一信号的目标接收者。
作为一个实施例,所述第一信号包括基带信号。
作为一个实施例,所述第一信号包括无线信号。
作为一个实施例,所述第一信号在副链路(SideLink)上被传输。
作为一个实施例,所述第一信号通过PC5接口被传输。
作为一个实施例,所述第一信号在下行链路(DownLink)上被传输。
作为一个实施例,所述第一信号通过Uu接口被传输。
作为一个实施例,所述第一信号是单播(Unicast)传输的。
作为一个实施例,所述第一信号是组播(Groupcast)传输的。
作为一个实施例,所述第一信号携带一个TB(Transport Block,传输块)。
作为一个实施例,所述第一信号携带一个CB(Code Block,码块)。
作为一个实施例,所述第一信号携带一个CBG(Code Block Group,码块组)。
作为一个实施例,所述第一信号在PSSCH上被传输。
作为一个实施例,所述第一信号在PDSCH上被传输。
作为一个实施例,所述调度信息包括所占用的时域资源,所占用的频域资源,MCS(Modulation and Coding Scheme,调制编码方式),DMRS配置信息,HARQ(Hybrid Automatic Repeat reQuest,混合自动重传请求)进程号(process number),RV(Redundancy Version,冗余版本)或NDI(New Data Indicator,新数据指示)中的一种或多种。
作为一个实施例,附图6中的方框F62中的步骤存在,所述被用于无线通信的第一节点中的方法包括:
发送所述M个信号;其中,所述M个信令分别包括所述M个信号的调度信息。
作为一个实施例,所述M个参考信号分别被用于所述M个信号的解调。
作为一个实施例,所述M个参考信号分别包括所述M个信号的DMRS。
作为一个实施例,所述M个信号分别包括基带信号。
作为一个实施例,所述M个信号分别包括无线信号。
作为一个实施例,所述M个信号中任一信号在副链路(SideLink)上被传输。
作为一个实施例,所述M个信号中存在一个信号在副链路上被传输。
作为一个实施例,所述M个信号中存在一个信号在下行链路上被传输。
作为一个实施例,所述M个信号中任一信号携带一个TB或CBG。
作为一个实施例,所述M个信号分别在PSSCH上被传输。
作为一个实施例,所述M个信号中存在一个信号在PSSCH上被传输。
作为一个实施例,所述M个信号中存在一个信号在PDSCH上被传输。
作为一个实施例,附图6中的方框F63中的步骤存在,所述被用于无线通信的第一节点中的方法包括:
发送第二信令;其中,所述第二信令包括所述第二信号的调度信息,所述第二信号携带所述第一信息块。
作为一个实施例,所述第二信令是动态信令。
作为一个实施例,所述第二信令是层1(L1)的信令。
作为一个实施例,所述第二信令包括一个SCI中的一个或多个域(field)。
作为一个实施例,所述第二信令在副链路(SideLink)上被传输。
作为一个实施例,所述第二信令指示所述第二信号携带CSI。
作为一个实施例,所述第二信令指示所述第二信号携带所述第一信息块。
作为一个实施例,所述第二信令在PSCCH上被传输。
作为一个实施例,所述第二信令指示第二目的标识,所述第二目的标识被用于标识所述第一信息块的目标接收者;所述第一信息块的目标接收者包括所述第一信令的发送者。
作为一个实施例,所述第二信号包括基带信号。
作为一个实施例,所述第二信号包括无线信号。
作为一个实施例,所述第二信号在副链路(SideLink)上被传输。
作为一个实施例,所述第二信号是单播(Unicast)传输的。
作为一个实施例,所述第二信号是组播(Groupcast)传输的。
作为一个实施例,所述句子所述第二信号携带所述第一信息块包括:所述第二信号是所述第一信息块中的全部或部分信息比特依次经过CRC(Cyclic Redundancy Check,循环冗余校验)附着(Attachment),信道编码(Channel Coding),速率匹配(Rate Matching),调制映射器(Modulation Mapper),层映射器(Layer Mapper),转换预编码器(transform precoder),预编码(Precoding),资源粒子映射器(Resource Element Mapper),多载波符号发生(Generation),调制和上变频(Modulation and Upconversion)之后的输出。
作为一个实施例,所述句子所述第二信号携带所述第一信息块包括:所述第二信号是所述第一信息块中的全部或部分信息比特依次经过CRC附着,信道编码,速率匹配,调制映射器,层映射器,预编码,资源粒子映射器,多载波符号发生,调制和上变频之后的输出。
作为一个实施例,所述句子所述第二信号携带所述第一信息块包括:所述第一信息块中的全部或部分信息比特被用于生成所述第二信号。
作为一个实施例,所述第二信号在PSSCH上被传输。
实施例7
实施例7示例了根据本申请的一个实施例的第一信令,第一目的标识和第一节点组的示意图;如附图7所示。在实施例7中,所述第一信令指示所述第一目的标识,所述第一目的标识被用于标识所述第一节点组,所述第一节点组包括除所述第一节点之外的正整数个节点。
作为一个实施例,所述第一信令显式的指示所述第一目的标识。
作为一个实施例,所述第一信令隐式的指示所述第一目的标识。
作为一个实施例,所述第一信令包括第一域,所述第一信令包括的所述第一域指示所述第一目的标识。
作为上述实施例的一个子实施例,所述第一信令包括多个域,所述第一域是所述多个域中的一个域,所述多个域中的每个域包括正整数个比特。
作为上述实施例的一个子实施例,所述第一域包括正整数个比特。
作为上述实施例的一个子实施例,所述第一域包括SCI中的一个或多个域中的信息。
作为上述实施例的一个子实施例,所述第一域是SCI中的一个域。
作为上述实施例的一个子实施例,所述第一域包括DCI中的一个或多个域中的信息。
作为一个实施例,所述第一目的标识是一个整数。
作为一个实施例,所述第一目的标识是一个非负整数。
作为一个实施例,所述第一目的标识是所述第一节点组的层1(Layer-1)的ID(IDentity,身份)。
作为一个实施例,所述第一节点组的层2(Layer-2)的ID被用于确定所述第一目的标识。
作为一个实施例,所述第一目的标识包括destination group ID(目的组身份)。
作为一个实施例,所述第一目的标识包括层1(Layer-1)的destination group ID。
作为一个实施例,所述第一目的标识包括destination ID(目的身份)。
作为一个实施例,所述第一目的标识包括层1(Layer-1)的destination ID。
作为一个实施例,所述第一目的标识包括RNTI(Radio Network Temporary Identifier,无线电网络临时标识)。
作为一个实施例,所述第一节点组包括的节点的RNTI被用于确定所述第一目的标识。
作为一个实施例,所述第一目的标识包括IMSI(International Mobile Subscriber Identification Number,国际移动用户识别码)。
作为一个实施例,所述第一节点组包括的节点的IMSI被用于确定所述第一目的标识。
作为一个实施例,所述第一目的标识包括S-TMSI(SAE Temporary Mobile Subscriber  Identity,SAE临时移动用户识别码)。
作为一个实施例,所述第一节点组包括的节点的S-TMSI被用于确定所述第一目的标识。
作为一个实施例,所述第一节点组仅包括一个节点。
作为一个实施例,所述第一节点组包括多个节点。
作为一个实施例,所述第一节点组是所述第一信令的目标接收者。
作为一个实施例,所述第一节点组是所述第一参考信号的目标接收者。
作为一个实施例,所述第一节点组是所述第一信令所调度的数据信道的目标接收者。
作为一个实施例,所述第一节点组中的任一节点对所述第一信令所调度的数据信道执行信道译码。
作为一个实施例,所述第一节点不对所述第一信令所调度的数据信道执行信道译码。
作为一个实施例,所述第一节点不是所述第一节点组中的一个节点。
实施例8
实施例8示例了根据本申请的一个实施例的M个信令和M个参考信号之间关系的示意图;如附图8所示。在实施例8中,所述M个信令与所述M个参考信号一一对应。在附图8中,所述M个信令和所述M个参考信号的索引分别是#0,...,#(M-1)。
作为一个实施例,所述M个信令中的任一信令是动态信令。
作为一个实施例,所述M个信令中的任一信令是层1(L1)信令。
作为一个实施例,所述M个信令中的任一信令是层1(L1)的控制信令。
作为一个实施例,所述M个信令中的任一信令包括一个SCI中的一个或多个域(field)。
作为一个实施例,所述M个信令中存在一个信令包括一个SCI中的一个或多个域(field)。
作为一个实施例,所述M个信令中存在一个信令包括一个DCI中的一个或多个域。
作为一个实施例,所述M个信令中的任一信令在副链路(SideLink)上被传输。
作为一个实施例,所述M个信令中的任一信令通过PC5接口被传输。
作为一个实施例,所述M个信令中存在一个信令在副链路(SideLink)上被传输。
作为一个实施例,所述M个信令中存在一个信令在下行链路上被传输。
作为一个实施例,所述M个信令中存在一个信令是单播(Unicast)传输的。
作为一个实施例,所述M个信令中存在一个信令是组播(Groupcast)传输的。
作为一个实施例,所述M个信令中存在一个信令是广播(Boradcast)传输的。
作为一个实施例,所述M个信令中的任一信令不包括参考信号。
作为一个实施例,所述M个参考信号包括SL RS。
作为一个实施例,所述M个参考信号包括CSI-RS。
作为一个实施例,所述M个参考信号包括SL CSI-RS。
作为一个实施例,所述M个参考信号包括DMRS。
作为一个实施例,所述M个参考信号包括SL DMRS。
作为一个实施例,所述M个参考信号包括PTRS。
作为一个实施例,所述M个参考信号分别在副链路(SideLink)上被传输。
作为一个实施例,所述M个参考信号分别通过PC5接口被传输。
作为一个实施例,所述M个参考信号中存在一个参考信号在副链路(SideLink)上被传输。
作为一个实施例,所述M个参考信号中存在一个参考信号在下行链路上被传输。
作为一个实施例,所述M个参考信号中任意两个参考信号所占用的时域资源相互正交。
作为一个实施例,所述M个参考信号中任一参考信号和所述第一参考信号在时域正交。
作为一个实施例,所述短语所述M个信令与所述M个参考信号一一对应包括:所述M个信令分别指示所述M个参考信号的配置信息;所述配置信息包括时频资源,码域资源,RS序列,映射方式,循环位移量,OCC,频域扩频序列或时域扩频序列中的一种或多种。
作为一个实施例,所述短语所述M个信令与所述M个参考信号一一对应包括:所述M 个参考信号分别被用于所述M个信令的解调。
作为一个实施例,所述短语所述M个信令与所述M个参考信号一一对应包括:所述M个参考信号分别是所述M个信令的DMRS。
作为一个实施例,所述短语所述M个信令与所述M个参考信号一一对应包括:从所述M个参考信号所经历的信道可以分别推断出所述M个信令所经历的信道。
作为一个实施例,所述短语所述M个信令与所述M个参考信号一一对应包括:所述M个参考信号分别被用于所述M个信令所调度的数据信道的解调。
作为一个实施例,所述短语所述M个信令与所述M个参考信号一一对应包括:所述M个参考信号分别是所述M个信令所调度的数据信道的DMRS。
作为一个实施例,所述短语所述M个信令与所述M个参考信号一一对应包括:从所述M个参考信号所经历的信道可以分别推断出所述M个信令所调度的数据信道所经历的信道。
作为一个实施例,所述M个信令所调度的所述数据信道包括PDSCH。
作为一个实施例,所述M个信令所调度的所述数据信道包括PUSCH。
作为一个实施例,所述M个信令所调度的所述数据信道包括PSSCH。
作为一个实施例,所述M个信令中任一信令指示一个通信节点组,一个所述通信节点组包括正整数个节点。
作为上述实施例的一个子实施例,所述M个信令中存在一个信令指示的通信节点组包括所述第一节点。
作为上述实施例的一个子实施例,所述M个信令中存在一个信令指示的通信节点组不同于所述第一节点组。
作为上述实施例的一个子实施例,所述M个信令中任一给定信令指示的通信节点组是所述给定信令所调度的数据信道的目标接收者。
作为上述实施例的一个子实施例,所述M个信令中任一给定信令指示的通信节点组是所述给定信令对应的参考信号的目标接收者。
作为上述实施例的一个子实施例,所述第一信令包括第一域,所述第一信令包括的所述第一域指示所述第一目的标识;所述M个信令中任一信令包括所述第一域,所述M个信令中任一信令包括的所述第一域指示对应的通信节点组。
作为一个实施例,所述M个信令中任一信令的发送者是所述第一信令的发送者。
作为一个实施例,所述M个信令中任一信令的发送者和所述第一信令的发送者QCL。
作为一个实施例,所述M个参考信号中任一参考信号的发送者是所述第一信令的发送者。
作为一个实施例,所述M个参考信号中任一参考信号的发送者和所述第一信令的发送者QCL。
实施例9
实施例9示例了根据本申请的一个实施例的第二域和第一索引之间关系的示意图;如附图9所示。在实施例9中,所述第一信令包括所述第二域,所述第一信令包括的所述第二域指示所述第一索引;所述M个信令中的任一信令包括所述第二域,所述M1个信令中的任一信令包括的所述第二域指示所述第一索引。在附图9中,所述M个信令的索引分别是#0,...,#(M-1);粗实线边框的方框表示所述M1个信令中的一个信令包括的所述第二域。
作为一个实施例,所述第二域包括正整数个比特。
作为一个实施例,所述第一信令包括的所述第二域和所述第一参考信号的发送功率有关。
作为一个实施例,所述第一参考信号的发送功率被用于确定所述第一信令包括的所述第二域。
作为一个实施例,所述第一信令包括的所述第二域和所述第一参考信号的发送天线端口有关。
作为一个实施例,所述第一信令包括的所述第二域和所述第一参考信号的空域滤波器有关。
作为一个实施例,所述M个信令中的任一信令包括的所述第二域和对应的参考信号的发送功率有关。
作为一个实施例,所述M个参考信号中的任一参考信号的发送功率被用于确定对应的信令包括的所述第二域。
作为一个实施例,所述M个信令中的任一信令包括的所述第二域和对应的参考信号的发送天线端口有关。
作为一个实施例,所述M个信令中的任一信令包括的所述第二域和对应的参考信号的空域滤波器有关。
作为一个实施例,所述空域滤波器包括空域发送滤波器(spatial domain transmission filter)。
作为一个实施例,所述空域滤波器包括空域接收滤波器(spatial domain receive filter)。
作为一个实施例,所述第一索引是一个整数。
作为一个实施例,所述第一索引是一个非负整数。
作为一个实施例,所述第一信道质量与针对所述M个参考信号中且所述M1个参考信号外的任一参考信号的测量无关。
作为一个实施例,所述第一信道质量与针对所述M个参考信号中且所述M1个参考信号外的至少一个参考信号的测量有关。
作为一个实施例,所述M个信令中仅所述M1个信令包括的所述第二域指示所述第一索引。
作为一个实施例,所述M个信令中仅所述M1个信令包括的所述第二域指示所述第一索引,所述第一信道质量与针对所述M个参考信号中且所述M1个参考信号外的任一参考信号的测量无关。
作为一个实施例,任意两个对应不同的所述第二域的值的参考信号的接收功率不能被平均以获得一个平均接收功率。
作为一个实施例,针对所述M1个参考信号中的每个参考信号的测量被用于确定所述第一信道质量。
作为一个实施例,所述第一信道质量是第一参考信号组的RSRP,所述第一参考信号组由所述第一参考信号和所述M1个参考信号组成。
作为一个实施例,所述第一信道质量是通过对第一参考信号组中的每个参考信号在所有占用的RE上的接收功率的线性值进行平均而得到的,所述第一参考信号组由所述第一参考信号和所述M1个参考信号组成。
作为一个实施例,所述第一信道质量等于对第一参考信号组中的每个参考信号在所有占用的RE上的接收功率的线性值进行平均得到的平均值换算成dBm的值,所述第一参考信号组由所述第一参考信号和所述M1个参考信号组成。
作为一个实施例,针对所述第一参考信号和所述M1个参考信号的测量共同被用于信道估计,所述信道估计的结果被用于生成所述第一信道质量。
作为一个实施例,针对所述第一参考信号和所述M1个参考信号的测量共同被用于计算第一平均信干噪比,所述第一信道质量是通过对所述第一平均信干噪比查表得到的。
作为一个实施例,所述M1个参考信号中任一参考信号的一个发送天线端口和所述第一参考信号的一个发送天线端口QCL。
作为一个实施例,所述M个参考信号中除所述M1个参考信号以外的任一参考信号的任一发送天线端口和所述第一参考信号的任一发送天线端口不能假设是QCL的。
作为一个实施例,两个天线端口QCL是指:从所述两个天线端口中的一个天线端口上发送的无线信号经历的信道的大尺度特性(large-scale properties)可以推断出所述两个天线端口中的另一个天线端口上发送的无线信号经历的信道的大尺度特性。
作为一个实施例,所述大尺度特性(large-scale properties)包括{延时扩展(delay spread),多普勒扩展(Doppler spread),多普勒移位(Doppler shift),平均增益(average gain),平均 延时(average delay),空间接收参数(Spatial Rx parameters)}中的一种或者多种。
作为一个实施例,所述QCL的具体定义参见3GPP TS38.211的4.4章节。
作为一个实施例,所述M1个参考信号中任一参考信号和所述第一参考信号被相同的空域发送滤波器(spatial domain transmission filter)发送。
作为一个实施例,所述第一节点用相同的空域接收滤波器(spatial domain receive filter)接收所述M1个参考信号中任一参考信号和所述第一参考信号。
作为一个实施例,所述M1个参考信号中任一参考信号和所述第一参考信号被相同的天线端口发送。
作为一个实施例,所述M个参考信号中除所述M1个参考信号以外的任一参考信号和所述第一参考信号被不同的天线端口发送。
作为一个实施例,从一个天线端口上发送的一个无线信号所经历的信道可以推断出所述一个天线端口上发送的另一个无线信号所经历的信道。
作为一个实施例,从一个天线端口上发送的无线信号所经历的信道不可以推断出另一个天线端口上发送的无线信号所经历的信道。
实施例10
实施例10示例了根据本申请的一个实施例的第一信息块指示第一索引的示意图;如附图10所示。在实施例10中,所述第一信息块包括第一信息子块,所述第一信息子块指示所述第一索引。
作为一个实施例,所述第一信息块显式的指示所述第一索引。
作为一个实施例,所述第一信息块隐式的指示所述第一索引。
作为一个实施例,所述第一信息块指示所述第一数值。
作为一个实施例,所述第一信息块从所述K个数值中指示所述第一数值。
作为一个实施例,所述第一信息块指示所述第一数值在所述K个数值中的索引。
实施例11
实施例11示例了根据本申请的一个实施例的第二域和对应的参考信号之间的关系的示意图;如附图11所示。在实施例11中,所述M个信令中任一信令包括的所述第二域和对应的参考信号的发送功率有关。所述M1个参考信号中任一参考信号在每个占用的RE上的平均发送功率等于所述第一参考信号在每个占用的RE上的平均发送功率。
作为一个实施例,所述RE是Resource Element(资源粒子)。
作为一个实施例,一个所述RE在时域占用一个多载波符号,在频域占用一个子载波。
作为一个实施例,所述多载波符号是OFDM(Orthogonal Frequency Division Multiplexing,正交频分复用)符号。
作为一个实施例,所述多载波符号是SC-FDMA(Single Carrier-Frequency Division Multiple Access,单载波频分多址接入)符号。
作为一个实施例,所述多载波符号是DFT-S-OFDM(Discrete Fourier Transform Spread OFDM,离散傅里叶变化正交频分复用)符号。
作为一个实施例,所述第一参考信号在每个占用的RE上的所述平均发送功率是指:所述第一参考信号在每个占用的RE上的发送功率的线性平均值。
作为一个实施例,所述第一参考信号在每个占用的RE上的所述平均发送功率是指:所述第一参考信号在每个占用的RE上的发送功率的线性平均值换算成dBm的值。
作为一个实施例,所述M1个参考信号中任一参考信号在每个占用的RE上的所述平均发送功率是指:所述M1个参考信号中任一参考信号在每个占用的RE上的发送功率的线性平均值。
作为一个实施例,所述M1个参考信号中任一参考信号在每个占用的RE上的所述平均 发送功率是指:所述M1个参考信号中任一参考信号在每个占用的RE上的发送功率的线性平均值换算成dBm的值。
作为一个实施例,所述M个参考信号中且所述M1个参考信号外任一参考信号在每个占用的RE上的平均发送功率不等于所述第一参考信号在每个占用的RE上的所述平均发送功率。
实施例12
实施例12示例了根据本申请的一个实施例的第一信令,M个信令和第二身份标识的示意图;如附图12所示。在实施例12中,所述第一信令指示第二身份标识,所述第二身份标识被用于标识所述第一信令的发送者;所述M个信令中的任一信令指示所述第二身份标识。在附图12中,所述M个信令的索引分别是#0,...,#(M-1)。
作为一个实施例,所述第一信令显式的指示所述第二身份标识。
作为一个实施例,所述第一信令隐式的指示所述第二身份标识。
作为一个实施例,所述M个信令中的任一信令显式的指示所述第二身份标识。
作为一个实施例,所述M个信令中的任一信令隐式的指示所述第二身份标识。
作为一个实施例,所述第一信令包括第三域,所述M个信令中任一信令包括所述第三域;所述第一信令包括的所述第三域和所述M个信令中任一信令包括的所述第三域都指示所述第二身份标识。
作为一个实施例,所述第二身份标识是一个非负整数。
作为一个实施例,所述第二身份标识是一个正整数。
作为一个实施例,所述第二身份标识是所述第一信令的发送者的层1(Layer-1)的ID。
作为一个实施例,所述第一信令的发送者的层2(Layer-2)的ID被用于确定所述第二身份标识。
作为一个实施例,所述第二身份标识包括source ID。
作为一个实施例,所述第二身份标识包括层1(Layer-1)的source ID。
作为一个实施例,所述第二身份标识包括RNTI。
作为一个实施例,所述第一信令的发送者的RNTI被用于确定所述第二身份标识。
作为一个实施例,所述第二身份标识包括IMSI。
作为一个实施例,所述第一信令的发送者的IMSI被用于确定所述第二身份标识。
作为一个实施例,所述第二身份标识包括S-TMSI。
作为一个实施例,所述第一信令的发送者的S-TMSI被用于确定所述第二身份标识。
作为一个实施例,所述句子所述M个信令中的任一信令指示所述第二身份标识包括:所述第二身份标识被用于标识所述M个信令中的任一信令的发送者。
作为一个实施例,所述M个信令中的任一信令的发送者是所述第一信令的发送者。
作为一个实施例,所述M个信令中的任一信令的发送者和所述第一信令的发送者QCL。
实施例13
实施例13示例了根据本申请的一个实施例的第二信息块的示意图;如附图13所示。在实施例13中,所述第二信息块被用于确定第一时间窗和第一数值;所述第一索引等于所述第一数值;所述第一参考信号和所述M1个参考信号都位于所述第一时间窗之内。
作为一个实施例,所述第二信息块由更高层(higher layer)信令承载。
作为一个实施例,所述第二信息块由RRC信令承载。
作为一个实施例,所述第二信息块由PC5RRC信令承载。
作为一个实施例,所述第二信息块是单播(Unicast)传输的。
作为一个实施例,所述第二信息块是组播(Groupcast)传输的。
作为一个实施例,所述第二信息块是广播(Broadcast)传输的。
作为一个实施例,所述第二信息块包括一个IE(Information Element,信息单元)中的全部 或部分域(Field)中的信息。
作为一个实施例,所述第二信息块是从基站传输到所述第一节点的。
作为一个实施例,所述第二信息块是从所述第一节点的服务小区传输到所述第一节点的。
作为一个实施例,所述第二信息块是从所述第一信令的发送者传输到所述第一节点的。
作为一个实施例,所述第二信息块在副链路(SideLink)上被传输。
作为一个实施例,所述第二信息块是通过PC5接口被传输的。
作为一个实施例,所述第二信息块在下行链路上被传输。
作为一个实施例,所述第二信息块是通过Uu接口被传输的。
作为一个实施例,所述第二信息块指示所述第一时间窗。
作为一个实施例,所述第二信息块显式的指示所述第一时间窗。
作为一个实施例,所述第二信息块隐式的指示所述第一时间窗。
作为一个实施例,所述第二信息块隐式的指示所述第一时间窗的起始时刻。
作为一个实施例,所述第二信息块指示所述第一数值。
作为一个实施例,所述第二信息块显式的指示所述第一数值。
作为一个实施例,所述第二信息块隐式的指示所述第一数值。
作为一个实施例,所述第二信息块指示所述第一时间窗和所述第一数值对应。
作为一个实施例,针对第一参考信号集合中的任一参考信号的测量可以被用于计算同一个平均接收功率;所述第一参考信号集合由所有满足第一条件的参考信号组成;所述第一条件包括:位于所述第一时间窗内,对应的发送者被所述第二身份标识所标识,对应的信令包括所述第二域并且所述对应的信令包括的所述第二域指示所述第一索引。
作为上述实施例的一个子实施例,所述平均接收功率是一个RSRP。
作为上述实施例的一个子实施例,所述平均接收功率是所述第一信道质量。
作为上述实施例的一个子实施例,所述平均接收功率可以通过对所述第一参考信号集合的任意一个非空子集中所有参考信号在每个RE上的接收功率的线性值进行平均而获得。
作为上述实施例的一个子实施例,所述平均接收功率可以通过对所述第一参考信号集合中所有参考信号在每个RE上的接收功率的线性值进行平均而获得。
作为一个实施例,所述第一时间窗是一个连续的时间段。
作为一个实施例,所述第一时间窗包括正整数个时隙(slot)。
作为一个实施例,所述第一时间窗包括正整数个子帧(sub-frame)。
作为一个实施例,所述第一时间窗的长度是预定义的。
作为一个实施例,所述第一时间窗的长度是预配置的。
作为一个实施例,所述第一时间窗的长度由更高层(higher layer)信令配置。
作为一个实施例,被用于传输所述第二信息块的时域资源被用于确定所述第一时间窗。
作为一个实施例,所述第一时间窗的起始时刻和被用于传输所述第二信息块的时间单元的结束时刻之间的时间间隔是第二时间间隔。
作为一个实施例,被用于传输第三信息块的时域资源被用于确定所述第一时间窗,所述第三信息块指示所述第二信息块被正确接收。
作为一个实施例,所述第一时间窗的起始时刻和被用于传输第三信息块的时间单元的结束时刻间的时间间隔是第二时间间隔,所述第三信息块指示所述第二信息块被正确接收。
作为一个实施例,所述第二时间间隔是预配置的。
作为一个实施例,所述第二时间间隔是预定义的。
作为一个实施例,所述第二时间间隔由RRC信令配置。
作为一个实施例,所述第二时间间隔是一个非负整数。
作为一个实施例,所述第二时间间隔的单位是时隙(slot)。
作为一个实施例,所述第二时间间隔的单位是子帧(sub-frame)。
作为一个实施例,所述时间单元是一个时隙(slot)。
作为一个实施例,所述时间单元是一个子帧(sub-frame)。
作为一个实施例,所述第一数值是一个整数。
作为一个实施例,所述第一数值是一个非负整数。
作为一个实施例,所述第一参考信号所占用的时域资源和所述M1个参考信号中任一参考信号所占用的时域资源都属于所述第一时间窗。
实施例14
实施例14示例了根据本申请的一个实施例的第二信息块的示意图;如附图14所示。在实施例14中,所述第二信息块包括K个第二信息子块,所述K个第二信息子块分别被用于确定K个时间窗和K个数值,所述K个时间窗和所述K个数值一一对应,所述K个数值两两互不相等,K是大于1的正整数;所述M个信令中任一信令包括的所述第二域指示所述K个数值中的一个数值;所述第一时间窗是所述K个时间窗中和所述第一数值对应的时间窗。在附图14中,所述K个第二信息子块,所述K个时间窗和所述K个数值的索引分别是#0,...,#(K-1)。
作为一个实施例,所述K个第二信息子块分别由K个更高层(higher layer)信令承载。
作为一个实施例,所述K个第二信息子块分别由K个RRC信令承载。
作为一个实施例,所述K个第二信息子块分别显式的指示所述K个时间窗。
作为一个实施例,所述K个第二信息子块分别隐式的指示所述K个时间窗。
作为一个实施例,所述K个第二信息子块分别显式的指示所述K个数值。
作为一个实施例,所述K个第二信息子块分别隐式的指示所述K个数值。
作为一个实施例,对于所述K个时间窗中的任一给定时间窗,被用于传输和所述给定时间窗对应的第二信息子块的时域资源被用于确定所述给定时间窗。
作为一个实施例,对于所述K个时间窗中的任一给定时间窗,被用于传输第三信息子块的时域资源被用于确定所述给定时间窗,所述第三信息子块指示和所述给定时间窗对应的第二信息子块被正确接收。
作为一个实施例,所述K个时间窗中的任一时间窗是一个连续的时间段。
作为一个实施例,所述K个时间窗中的任一时间窗包括正整数个时隙(slot)。
作为一个实施例,所述K个时间窗中的任一时间窗的长度是预定义的。
作为一个实施例,所述K个时间窗中的任一时间窗的长度是预配置的。
作为一个实施例,所述K个时间窗中的任一时间窗的长度由RRC信令配置。
作为一个实施例,所述K个数值分别是K个整数。
实施例15
实施例15示例了根据本申请的一个实施例的第二信息块的示意图;如附图15所示。实施例15中,所述第二信息块指示第一偏移量,所述第一偏移量被用于确定所述第一信道质量。
作为一个实施例,所述第一偏移量的单位是dB。
作为一个实施例,所述第一偏移量是两个正实数的比值。
作为一个实施例,所述第一信道质量指示:在所述第一参考信号的发送功率被提高所述第一偏移量的假设条件下,所述第一信令的发送者和所述第一节点之间的信道质量。
作为一个实施例,所述第一信道质量指示:在所述第一参考信号的发送功率和所述M1个参考信号的发送功率均被提高所述第一偏移量的假设条件下,所述第一信令的发送者和所述第一节点之间的信道质量。
作为一个实施例,所述第一信道质量是根据针对所述第一参考信号的测量,并在所述第一参考信号的发送功率被提高所述第一偏移量的假设条件下得到的。
作为一个实施例,所述第一信道质量是根据针对所述第一参考信号的测量和所述M1个参考信号的测量,在所述第一参考信号的发送功率和所述M1个参考信号的发送功率均被提 高所述第一偏移量的假设条件下得到的。
实施例16
实施例16示例了根据本申请的一个实施例的(M1+1)个参考信号和第一时间间隔的示意图;如附图16所示。在实施例16中,所述(M1+1)个参考信号中最早的一个参考信号和最晚的一个参考信号之间的时间间隔不大于所述第一时间间隔。
作为一个实施例,所述(M1+1)个参考信号中最早的一个参考信号和最晚的一个参考信号之间的所述时间间隔是指:所述(M1+1)个参考信号中最早的一个参考信号所占用的时域资源的结束时刻和所述(M1+1)个参考信号中最晚的一个参考信号所占用的时域资源的起始时刻之间的时间间隔。
作为一个实施例,所述(M1+1)个参考信号中最早的一个参考信号和最晚的一个参考信号之间的所述时间间隔是指:所述(M1+1)个参考信号中最早的一个参考信号所占用的时域资源的结束时刻和所述(M1+1)个参考信号中最晚的一个参考信号所占用的时域资源的结束时刻之间的时间间隔。
作为一个实施例,所述(M1+1)个参考信号中最早的一个参考信号和最晚的一个参考信号之间的所述时间间隔是指:所述(M1+1)个参考信号中最早的一个参考信号所占用的所述时间单元的结束时刻和所述(M1+1)个参考信号中最晚的一个参考信号所占用的所述时间单元的起始时刻之间的时间间隔。
作为一个实施例,所述(M1+1)个参考信号中最早的一个参考信号和最晚的一个参考信号之间的所述时间间隔是指:所述(M1+1)个参考信号中最早的一个参考信号所占用的所述时间单元的起始时刻和所述(M1+1)个参考信号中最晚的一个参考信号所占用的所述时间单元的起始时刻之间的时间间隔。
作为一个实施例,所述第一时间间隔是预配置的。
作为一个实施例,所述第一时间间隔是预定义的。
作为一个实施例,所述第一时间间隔由更高层(higher layer)信令配置。
作为一个实施例,所述第一时间间隔由RRC信令配置。
作为一个实施例,所述第一时间间隔是一个非负整数。
作为一个实施例,所述第一时间间隔的单位是时隙(slot)。
作为一个实施例,所述第一时间间隔的单位是子帧(sub-frame)。
作为一个实施例,所述(M1+1)个参考信号都位于第二时间窗之内,被用于传输所述第一信息块的时域资源被用于确定所述第二时间窗,所述第二时间窗的长度是所述第一时间间隔。
作为上述实施例的一个子实施例,所述第二时间窗的结束时刻早于被用于传输所述第一信息块的时域资源的起始时刻。
作为上述实施例的一个子实施例,所述第二时间窗的结束时刻和被用于传输所述第一信息块的所述时间单元的起始时刻之间的时间间隔是第三时间间隔。
作为上述实施例的一个子实施例,所述第三时间间隔是预定义的。
作为上述实施例的一个子实施例,所述第三时间间隔由更高层(higher layer)信令配置。
作为上述实施例的一个子实施例,所述第三时间间隔是一个非负整数。
作为上述实施例的一个子实施例,所述第三时间间隔的单位是时隙(slot)。
作为上述实施例的一个子实施例,所述第二时间窗的长度是预配置的。
作为上述实施例的一个子实施例,所述第二时间窗的长度是预定义的。
作为上述实施例的一个子实施例,所述第二时间窗的长度由更高层信令配置。
作为上述实施例的一个子实施例,所述第二时间窗的长度由RRC信令配置。
作为上述实施例的一个子实施例,所述第二时间窗包括正整数个连续的时隙(slot)。
作为上述实施例的一个子实施例,所述第二时间窗包括正整数个连续的子帧(sub-frame)。
作为上述实施例的一个子实施例,所述M个参考信号都位于所述第二时间窗之内。
作为一个实施例,(M+1)个参考信号中最早的一个参考信号和最晚的一个参考信号之间的时间间隔不大于所述第一时间间隔,所述(M+1)个参考信号由所述第一参考信号和所述M个参考信号组成。
作为一个实施例,针对第二参考信号集合中的任一参考信号的测量可以被用于计算同一个平均接收功率;所述第二参考信号集合由所有满足第二条件的参考信号组成;所述第二条件包括:和所述第二参考信号集合中其他任一参考信号之间的时间间隔的绝对值不大于所述第一时间间隔,对应的发送者被所述第二身份标识所标识,对应的信令包括所述第二域并且所述对应的信令包括的所述第二域指示所述第一索引。
作为上述实施例的一个子实施例,所述平均接收功率是一个RSRP。
作为上述实施例的一个子实施例,所述平均接收功率是所述第一信道质量。
作为上述实施例的一个子实施例,所述第二条件包括:位于所述第二时间窗之内。
作为上述实施例的一个子实施例,所述平均接收功率可以通过对所述第二参考信号集合的任意一个非空子集中所有参考信号在每个RE上的接收功率的线性值进行平均而获得。
作为上述实施例的一个子实施例,所述平均接收功率可以通过对所述第二参考信号集合中所有参考信号在每个RE上的接收功率的线性值进行平均而获得。
实施例17
实施例17示例了根据本申请的一个实施例的用于第一节点设备中的处理装置的结构框图;如附图17所示。在附图17中,第一节点设备中的处理装置1700包括第一接收机1701和第一发送机1702。在实施例17中,第一接收机1701接收第一信令和第一参考信号;第一发送机1702发送第一信息块。
在实施例17中,所述第一信令对应所述第一参考信号;所述第一信息块指示第一信道质量,针对所述第一参考信号的测量被用于确定所述第一信道质量;所述第一信令指示第一目的标识,所述第一目的标识被用于标识第一节点组,所述第一节点组包括除了所述第一节点之外的正整数个节点。
作为一个实施例,所述第一接收机1701接收M个信令和M个参考信号,M是大于1的正整数;其中,所述M个信令与所述M个参考信号一一对应;针对所述M个参考信号中的M1个参考信号的测量被用于确定所述第一信道质量,M1是小于所述M的正整数;所述第一信令包括第二域,所述第一信令包括的所述第二域指示第一索引;所述M个信令中的M1个信令与所述M1个参考信号一一对应;所述M个信令中的任一信令包括所述第二域,所述M1个信令中的任一信令包括的所述第二域指示所述第一索引。
作为一个实施例,所述第一信息块指示所述第一索引。
作为一个实施例,所述M1个参考信号中任一参考信号在每个占用的RE上的平均发送功率等于所述第一参考信号在每个占用的RE上的平均发送功率。
作为一个实施例,所述第一信令指示第二身份标识,所述第二身份标识被用于标识所述第一信令的发送者;所述M个信令中的任一信令指示所述第二身份标识。
作为一个实施例,所述第一接收机1701接收第二信息块;其中,所述第二信息块被用于确定第一时间窗和第一数值;所述第一索引等于所述第一数值;所述第一参考信号和所述M1个参考信号都位于所述第一时间窗之内。
作为一个实施例,(M1+1)个参考信号中最早的一个参考信号和最晚的一个参考信号之间的时间间隔不大于第一时间间隔;所述(M1+1)个参考信号由所述第一参考信号和所述M1个参考信号组成。
作为一个实施例,所述第一节点设备是用户设备。
作为一个实施例,所述第一节点设备是中继节点设备。
作为一个实施例,所述第一接收机1701包括实施例4中的{天线452,接收器454,接收处理器456,多天线接收处理器458,控制器/处理器459,存储器460,数据源467}中的至少 之一。
作为一个实施例,所述第一发送机1702包括实施例4中的{天线452,发射器454,发射处理器468,多天线发射处理器457,控制器/处理器459,存储器460,数据源467}中的至少之一。
实施例18
实施例18示例了根据本申请的一个实施例的用于第二节点设备中的处理装置的结构框图;如附图18所示。在附图18中,第二节点设备中的处理装置1800包括第二发送机1801和第二接收机1802。在实施例18中,第二发送机1801发送第一信令和第一参考信号;第二接收机接收第一信息块。
在实施例18中,所述第一信令对应所述第一参考信号;所述第一信息块指示第一信道质量,针对所述第一参考信号的测量被用于确定所述第一信道质量;所述第一信令指示第一目的标识,所述第一目的标识被用于标识第一节点组,所述第一节点组包括除了所述第一节点之外的正整数个节点。
作为一个实施例,所述第二发送机1801发送M个信令和M个参考信号,M是大于1的正整数;其中,所述M个信令与所述M个参考信号一一对应;针对所述M个参考信号中的M1个参考信号的测量被用于确定所述第一信道质量,M1是小于所述M的正整数;所述第一信令包括第二域,所述第一信令包括的所述第二域指示第一索引;所述M个信令中的M1个信令与所述M1个参考信号一一对应;所述M个信令中的任一信令包括所述第二域,所述M1个信令中的任一信令包括的所述第二域指示所述第一索引。
作为一个实施例,所述第一信息块指示所述第一索引。
作为一个实施例,所述M1个参考信号中任一参考信号在每个占用的RE上的平均发送功率等于所述第一参考信号在每个占用的RE上的平均发送功率。
作为一个实施例,所述第一信令指示第二身份标识,所述第二身份标识被用于标识所述第一信令的发送者;所述M个信令中的任一信令指示所述第二身份标识。
作为一个实施例,所述第二发送机1801发送第二信息块;其中,所述第二信息块被用于确定第一时间窗和第一数值;所述第一索引等于所述第一数值;所述第一参考信号和所述M1个参考信号都位于所述第一时间窗之内。
作为一个实施例,(M1+1)个参考信号中最早的一个参考信号和最晚的一个参考信号之间的时间间隔不大于第一时间间隔;所述(M1+1)个参考信号由所述第一参考信号和所述M1个参考信号组成。
作为一个实施例,所述第二节点设备是用户设备。
作为一个实施例,所述第二节点设备是中继节点设备。
作为一个实施例,所述第二节点设备是基站设备。
作为一个实施例,所述第二发送机1801包括实施例4中的{天线420,发射器418,发射处理器416,多天线发射处理器471,控制器/处理器475,存储器476}中的至少之一。
作为一个实施例,所述第二接收机1802包括实施例4中的{天线420,接收器418,接收处理器470,多天线接收处理器472,控制器/处理器475,存储器476}中的至少之一。
本领域普通技术人员可以理解上述方法中的全部或部分步骤可以通过程序来指令相关硬件完成,所述程序可以存储于计算机可读存储介质中,如只读存储器,硬盘或者光盘等。可选的,上述实施例的全部或部分步骤也可以使用一个或者多个集成电路来实现。相应的,上述实施例中的各模块单元,可以采用硬件形式实现,也可以由软件功能模块的形式实现,本申请不限于任何特定形式的软件和硬件的结合。本申请中的用户设备、终端和UE包括但不限于无人机,无人机上的通信模块,遥控飞机,飞行器,小型飞机,手机,平板电脑,笔记本,车载通信设备,无线传感器,上网卡,物联网终端,RFID终端,NB-IOT终端,MTC(Machine  Type Communication,机器类型通信)终端,eMTC(enhanced MTC,增强的MTC)终端,数据卡,上网卡,车载通信设备,低成本手机,低成本平板电脑等无线通信设备。本申请中的基站或者系统设备包括但不限于宏蜂窝基站,微蜂窝基站,家庭基站,中继基站,gNB(NR节点B)NR节点B,TRP(Transmitter Receiver Point,发送接收节点)等无线通信设备。
以上所述,仅为本申请的较佳实施例而已,并非用于限定本申请的保护范围。凡在本申请的精神和原则之内,所做的任何修改,等同替换,改进等,均应包含在本申请的保护范围之内。

Claims (10)

  1. 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,接收第一信令和第一参考信号;
    第一发送机,发送第一信息块;
    其中,所述第一信令对应所述第一参考信号;所述第一信息块指示第一信道质量,针对所述第一参考信号的测量被用于确定所述第一信道质量;所述第一信令指示第一目的标识,所述第一目的标识被用于标识第一节点组,所述第一节点组包括除了所述第一节点之外的正整数个节点。
  2. 根据权利要求1所述的第一节点设备,其特征在于,所述第一接收机接收M个信令和M个参考信号,M是大于1的正整数;其中,所述M个信令与所述M个参考信号一一对应;针对所述M个参考信号中的M1个参考信号的测量被用于确定所述第一信道质量,M1是小于所述M的正整数;所述第一信令包括第二域,所述第一信令中的所述第二域指示第一索引;所述M个信令中的M1个信令与所述M1个参考信号一一对应;所述M个信令中的任一信令包括所述第二域,所述M1个信令中的任一信令包括的所述第二域指示所述第一索引。
  3. 根据权利要求2所述的第一节点设备,其特征在于,所述第一信息块指示所述第一索引。
  4. 根据权利要求2或3所述的第一节点设备,其特征在于,所述M1个参考信号中任一参考信号在占用的每个RE上的平均发送功率等于所述第一参考信号在占用的每个RE上的平均发送功率。
  5. 根据权利要求2至4中任一权利要求所述的第一节点设备,其特征在于,所述第一信令指示第二身份标识,所述第二身份标识被用于标识所述第一信令的发送者;所述M个信令中的任一信令指示所述第二身份标识。
  6. 根据权利要求2至5中任一权利要求所述的第一节点设备,其特征在于,所述第一接收机接收第二信息块;其中,所述第二信息块被用于确定第一时间窗和第一数值;所述第一索引等于所述第一数值;所述第一参考信号和所述M1个参考信号都位于所述第一时间窗之内。
  7. 根据权利要求2至6中任一权利要求所述的第一节点设备,其特征在于,(M1+1)个参考信号中最早的一个参考信号和最晚的一个参考信号之间的时间间隔不大于第一时间间隔;所述(M1+1)个参考信号由所述第一参考信号和所述M1个参考信号组成。
  8. 一种被用于无线通信的第二节点设备,其特征在于,包括:
    第二发送机,发送第一信令和第一参考信号;
    第二接收机,接收第一信息块;
    其中,所述第一信令对应所述第一参考信号;所述第一信息块指示第一信道质量,针对所述第一参考信号的测量被用于确定所述第一信道质量;所述第一信令指示第一目的标识,所述第一目的标识被用于标识第一节点组,所述第一节点组包括除了所述第一节点之外的正整数个节点。
  9. 一种被用于无线通信的第一节点中的方法,其特征在于,包括:
    接收第一信令和第一参考信号;
    发送第一信息块;
    其中,所述第一信令对应所述第一参考信号;所述第一信息块指示第一信道质量,针对所述第一参考信号的测量被用于确定所述第一信道质量;所述第一信令指示第一目的标识,所述第一目的标识被用于标识第一节点组,所述第一节点组包括除了所述第一节点之外的正整数个节点。
  10. 一种被用于无线通信的第二节点中的方法,其特征在于,包括:
    发送第一信令和第一参考信号;
    接收第一信息块;
    其中,所述第一信令对应所述第一参考信号;所述第一信息块指示第一信道质量,针对 所述第一参考信号的测量被用于确定所述第一信道质量;所述第一信令指示第一目的标识,所述第一目的标识被用于标识第一节点组,所述第一节点组包括除了所述第一节点之外的正整数个节点。
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