WO2023207895A1 - Procédé et appareil d'interaction de signalisation, et dispositif de réseau - Google Patents

Procédé et appareil d'interaction de signalisation, et dispositif de réseau Download PDF

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Publication number
WO2023207895A1
WO2023207895A1 PCT/CN2023/090259 CN2023090259W WO2023207895A1 WO 2023207895 A1 WO2023207895 A1 WO 2023207895A1 CN 2023090259 W CN2023090259 W CN 2023090259W WO 2023207895 A1 WO2023207895 A1 WO 2023207895A1
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WIPO (PCT)
Prior art keywords
signaling
reference signal
transmission resource
network device
configuration
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PCT/CN2023/090259
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English (en)
Chinese (zh)
Inventor
柯颋
王飞
杨拓
曹昱华
胡南
李男
Original Assignee
中国移动通信有限公司研究院
中国移动通信集团有限公司
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Publication of WO2023207895A1 publication Critical patent/WO2023207895A1/fr

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Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L5/00—Arrangements affording multiple use of the transmission path
    • H04L5/003—Arrangements for allocating sub-channels of the transmission path
    • H04L5/0048—Allocation of pilot signals, i.e. of signals known to the receiver
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L5/00—Arrangements affording multiple use of the transmission path
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L5/00—Arrangements affording multiple use of the transmission path
    • H04L5/003—Arrangements for allocating sub-channels of the transmission path
    • H04L5/0053—Allocation of signaling, i.e. of overhead other than pilot signals
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W72/00—Local resource management
    • H04W72/04—Wireless resource allocation
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W72/00—Local resource management
    • H04W72/04—Wireless resource allocation
    • H04W72/044—Wireless resource allocation based on the type of the allocated resource
    • H04W72/0446—Resources in time domain, e.g. slots or frames
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W72/00—Local resource management
    • H04W72/12—Wireless traffic scheduling
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W72/00—Local resource management
    • H04W72/12—Wireless traffic scheduling
    • H04W72/1263—Mapping of traffic onto schedule, e.g. scheduled allocation or multiplexing of flows
    • H04W72/1268—Mapping of traffic onto schedule, e.g. scheduled allocation or multiplexing of flows of uplink data flows
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W72/00—Local resource management
    • H04W72/50—Allocation or scheduling criteria for wireless resources
    • H04W72/54—Allocation or scheduling criteria for wireless resources based on quality criteria
    • H04W72/541—Allocation or scheduling criteria for wireless resources based on quality criteria using the level of interference

Definitions

  • the present disclosure relates to the field of wireless technology, and in particular, to a signaling interaction method, device and network equipment.
  • cross-link interference includes two types: CLI between base stations (gNB-to-gNB CLI) and CLI between terminals (UE-to-UE CLI).
  • UE is the abbreviation of User Equipment. It is user equipment, also called terminal.
  • UE-to-UE CLI refers to the UL signal sent by one UE, which interferes with the DL reception of another UE.
  • a certain UE such as UE1 performs uplink transmission
  • another UE such as UE2
  • DL downlink
  • Uplink, UL uplink
  • the purpose of this disclosure is to provide a signaling interaction method, device and network equipment to solve the problem of difficulty in scheduling coordination between base stations in related technologies to avoid cross-link interference between terminals.
  • the present disclosure provides a signaling interaction method, which is applied to a first network device, and the method includes:
  • transmission resources corresponding to the reference signal configuration are determined.
  • the present disclosure provides a signaling interaction method, which is applied to the second network Equipment, the method includes:
  • the present disclosure provides a network device, wherein the network device is a first network device, including a transceiver and a processor, wherein:
  • the transceiver is configured to receive first signaling sent by the second network device; wherein the first signaling includes reference signal configuration and/or transmission resource configuration;
  • the processor is configured to determine transmission resources corresponding to the reference signal configuration according to the first signaling.
  • the first signaling is Xn interface signaling or NG interface signaling.
  • the transmission resources include a time domain transmission resource set of uplink transmission opportunities and/or a frequency domain transmission resource set of uplink transmission opportunities.
  • the network device wherein the transmission resource configuration includes a first parameter, the first parameter indicates a time domain transmission resource set of uplink transmission opportunities in a periodic and bitmap manner; and/or,
  • the transmission resource configuration includes a second parameter, and the second parameter indicates a frequency domain transmission resource set of uplink transmission opportunities in a bitmap manner.
  • the transceiver is further configured to:
  • the transceiver is further configured to:
  • the terminal is not scheduled to perform downlink reception on the transmission resource corresponding to the reference signal configuration.
  • the processor is further configured to:
  • the transmission resource configuration in the first signaling includes the first uplink transmission opportunity index of.
  • the processor determines transmission resources corresponding to the reference signal configuration according to the first signaling, including:
  • an uplink transmission opportunity corresponding to the reference signal configuration is determined.
  • the present disclosure provides a network device, wherein the network device is a second network device, including a transceiver, wherein:
  • the transceiver is configured to send first signaling; wherein the first signaling includes reference signal configuration and/or transmission resource configuration.
  • the first signaling is Xn interface signaling or NG interface signaling.
  • the transmission resource configuration includes a time domain transmission resource set of uplink transmission opportunities and/or a frequency domain transmission resource set of uplink transmission opportunities.
  • the network device wherein the transmission resource configuration includes a first parameter, the first parameter indicates a time domain transmission resource set of uplink transmission opportunities in a periodic and bitmap manner; and/or,
  • the transmission resource configuration includes a second parameter, and the second parameter indicates a frequency domain transmission resource set of uplink transmission opportunities in a bitmap manner.
  • the transceiver is further configured to:
  • Send second instruction information to the terminal used to instruct the terminal to send reference signals according to the reference signal configuration.
  • the network device further includes:
  • a processor configured to schedule the terminal for uplink transmission only on the transmission resources corresponding to the transmission resource configuration
  • the terminal is not scheduled to perform uplink transmission on transmission resources other than transmission resources corresponding to the transmission resource configuration.
  • the transceiver is further configured to:
  • the transmission resource configuration in the first signaling includes an index of a first uplink transmission opportunity.
  • the present disclosure provides a signaling interaction device, which is applied to a first network device, and the device includes:
  • a signaling receiving unit configured to receive the first signaling sent by the second network device; wherein the first signaling includes reference signal configuration and/or transmission resource configuration;
  • a processing unit configured to determine transmission resources corresponding to the reference signal configuration according to the first signaling.
  • the first signaling is Xn interface signaling or NG interface signaling.
  • the transmission resources include a time domain transmission resource set of uplink transmission opportunities and/or a frequency domain transmission resource set of uplink transmission opportunities.
  • the signaling interaction device wherein the transmission resource configuration includes a first parameter, the first parameter indicates a time domain transmission resource set of uplink transmission opportunities in a periodic and bitmap manner; and/or,
  • the transmission resource configuration includes a second parameter, and the second parameter indicates a frequency domain transmission resource set of uplink transmission opportunities in a bitmap manner.
  • the signaling interaction device further includes:
  • the instruction sending unit is configured to send first instruction information to the terminal, used to instruct the terminal to perform reference signal measurement according to the reference signal configuration.
  • the processing unit is further configured to:
  • the terminal is not scheduled to perform downlink reception on the transmission resource corresponding to the reference signal configuration.
  • the signaling receiving unit is further configured to:
  • the transmission resource configuration in the first signaling includes an index of the first uplink transmission opportunity.
  • the processing unit determines the transmission resources corresponding to the reference signal configuration according to the first signaling, including:
  • an uplink transmission opportunity corresponding to the reference signal configuration is determined.
  • the present disclosure provides a signaling interaction device, which is applied to a second network device, and the device includes:
  • a signaling sending unit configured to send first signaling; wherein the first signaling includes reference signal configuration and/or transmission resource configuration.
  • a signaling interaction device wherein the first signaling is Xn interface signaling or NG interface signaling.
  • the signaling interaction device wherein the transmission resource configuration includes a time domain transmission resource set of uplink transmission opportunities and/or a frequency domain transmission resource set of uplink transmission opportunities.
  • the signaling interaction device wherein the transmission resource configuration includes a first parameter, the first parameter indicates the time domain transmission resource set of the uplink transmission opportunity in a periodic and bitmap manner; and/or,
  • the transmission resource configuration includes a second parameter, and the second parameter indicates a frequency domain transmission resource set of uplink transmission opportunities in a bitmap manner.
  • the signaling sending unit is further configured to:
  • Send second instruction information to the terminal used to instruct the terminal to send reference signals according to the reference signal configuration.
  • the signaling interaction device further includes:
  • a scheduling unit configured to schedule the terminal for uplink transmission only on the transmission resources corresponding to the transmission resource configuration
  • the terminal is not scheduled to perform uplink transmission on transmission resources other than transmission resources corresponding to the transmission resource configuration.
  • the signaling sending unit is further configured to:
  • the transmission resource configuration in the first signaling includes an index of the first uplink transmission opportunity. lead.
  • the present disclosure provides a network device, including: a transceiver, a processor, a memory, and a program or instructions stored on the memory and executable on the processor; wherein the processor executes The program or instruction implements the signaling interaction method described in any of the above items.
  • the present disclosure provides a readable storage medium on which a program or instructions are stored, wherein when the program or instructions are executed by a processor, the steps in the signaling interaction method as described in any one of the above are implemented. .
  • the second network device uses the signaling interaction method described in the embodiments of the present disclosure to send the first signaling including the reference signal configuration and/or the transmission resource configuration to the first network device, so that the first signaling can be used to obtain the first signaling.
  • the reference signal configuration and corresponding transmission resources of the two network devices can avoid multiple signaling interactions between network devices (or base stations), thereby ensuring that the signaling interaction method described in the embodiments of the present disclosure can be applied to non-ideal backhaul restrictions.
  • Base station interaction under certain conditions to effectively avoid and suppress potential inter-terminal cross-link interference problems by utilizing interaction and real-time coordination between base stations.
  • Figure 1 is a schematic flow chart of the signaling interaction method according to Embodiment 1 of the present disclosure
  • Figure 2 is a schematic diagram illustrating the implementation of resource distribution indication for uplink transmission opportunity sets in an embodiment of the present disclosure
  • Figure 3 is a schematic diagram of the principle of resource scheduling and coordination of network equipment
  • Figure 4 is a schematic flowchart of the signaling interaction method according to Embodiment 2 of the present disclosure.
  • Figure 5 is a schematic structural diagram of a network device according to Embodiment 1 of the present disclosure.
  • Figure 6 is a schematic structural diagram of a network device according to Embodiment 2 of the present disclosure.
  • Figure 7 is a schematic structural diagram of the signaling interaction device according to Embodiment 1 of the present disclosure.
  • Figure 8 is a schematic structural diagram of a signaling interaction device according to Embodiment 2 of the present disclosure.
  • system and “network” are often used interchangeably in this article.
  • B corresponding to A means that B is associated with A, and B can be determined based on A.
  • determining B based on A does not mean determining B only based on A.
  • B can also be determined based on A and/or other information.
  • UE2 is receiving the DL signal sent by its serving cell (including physical downlink control channel (Physical Downlink Control Channel, PDCCH), physical downlink shared channel (Physical Downlink Shared CHannel, PDSCH), synchronization signal block (Synchronization signal) Block, SSB), demodulation reference signal (DeModulation Reference Signal, DMRS), channel state indication reference signal (Channel State Indication-Reference Signal, CSI-RS), phase tracking reference signal (Phase Tracking Reference Signal, PTRS) and various
  • PDCCH Physical Downlink Control Channel
  • PDSCH Physical Downlink shared channel
  • SSB synchronization signal block
  • demodulation reference signal DeModulation Reference Signal
  • CSI-RS channel state indication reference signal
  • phase tracking reference signal Phase Tracking Reference Signal
  • PTRS Phase Tracking Reference Signal
  • the DL reference signal RS is equal to the UL signal sent by other UEs (such as UE1), it also receives UL signals (such as physical uplink control channel (Physical Up
  • the DL signal sent by its serving cell is a useful signal
  • the UL signal sent by UE1 is an interference signal.
  • the UE-to-UE CLI interference signal sent by UE1 received by UE2 may be close to the received power of the useful signal, or may even be stronger than the received power of the useful signal, resulting in The DL reception performance of UE2 is seriously deteriorated.
  • the terminal UE1 is configured by the base station gNB1 to send the reference signal No.
  • gNB2 configures UE2 to listen to the reference signal sent by UE1, and uses UE2 to report the signal strength of the reference signal it hears to determine whether UE1 is a strong interference source for UE2, and can avoid UE-to- UE CLI.
  • one solution includes:
  • Step 1 The second network device sends the reference signal configuration to the first network device through backhaul signaling, and instructs the second terminal to send the reference signal according to the reference signal configuration;
  • Step 2 After receiving the above-mentioned reference signal configuration signaling, the first network device instructs the first terminal to measure and report the reference signal quality according to the reference signal configuration;
  • Step 3 When the first network device recognizes that the first terminal is subject to strong interference, the first network device coordinates scheduling information with the second network device through backhaul signaling to avoid interference. Possible methods include:
  • the first network device requests the second network device to inform the second network device to schedule the UL scheduling information of the second terminal associated with the reference signal configuration. After obtaining the UL scheduling information, the first network device actively avoids the time-frequency resources corresponding to the UL scheduling information of the second terminal when scheduling the DL transmission of the first terminal;
  • Opt 2 The first network device actively informs the first terminal of the DL scheduling information, and requests the second network device to try to avoid the first terminal when scheduling the UL transmission of the second terminal associated with the reference signal configuration. Time-frequency resources corresponding to DL scheduling information.
  • embodiments of the present disclosure provide a signaling interaction method, through signaling interaction between network devices (such as base stations) for reference signal configuration and/or transmission resource configuration, so that the network devices can communicate through the interacted
  • This signaling instructs the terminal to perform reference signal measurement and determine the cross-link interference between terminals, thereby avoiding scheduling the terminal for downlink reception on the transmission resources corresponding to the reference signal configuration, so as to effectively avoid and suppress potential terminal cross-link interference problem.
  • the transmission resource configuration may include uplink transmission opportunity configuration.
  • One embodiment of the present disclosure provides a signaling interaction method, which is applied to a first network device. As shown in Figure 1, the method includes:
  • the S110 Receive the first signaling sent by the second network device; the first signaling includes reference signal configuration and/or uplink transmission resource configuration;
  • S120 Determine transmission resources corresponding to the reference signal configuration according to the first signaling.
  • the first network device may be any base station among multiple base stations, capable of receiving signaling transmitted by another base station (eg, a second network device).
  • the first network device may also be defined as any signaling receiving base station among the plurality of base stations
  • the second network device may be defined as any signaling sending base station among the plurality of base stations.
  • the second network device may set reference signal configurations and uplink transmission opportunity configurations for multiple served terminals respectively.
  • a specific reference signal configuration is associated with an uplink transmission opportunity of a specific terminal, that is, different reference signal configurations may correspond to uplink transmission opportunities of different terminals.
  • a specific reference signal configuration is associated with a specific uplink transmission opportunity of a specific terminal, that is, different reference signal configurations may correspond to uplink transmission opportunities of different terminals, or different reference signal configurations may also correspond to Different uplink transmission opportunities for the same terminal.
  • the second network device sends the first signaling to the first network device.
  • the first network device can obtain the reference signal sent by the second network device. and the transmission resource corresponding to the reference signal, so as to instruct the terminal to perform reference signal measurement and determine the cross-link interference between terminals, thereby avoiding scheduling the terminal to perform downlink reception on the transmission resource corresponding to the transmission resource configuration, so as to effectively Avoid and suppress potential inter-terminal cross-link interference problems.
  • the second network device sends the first signaling including the reference signal configuration and/or the transmission resource configuration to the first network device, so that the first signaling can be obtained using one signaling.
  • the reference signals and corresponding transmission resources (such as uplink transmission opportunities) sent by the two network devices can avoid multiple signaling interactions between network devices (or base stations), thereby ensuring the signaling interaction method described in the embodiments of the present disclosure.
  • the first signaling includes reference signal configuration and transmission resource configuration.
  • the first signaling may only include reference signal configuration or transmission resource configuration.
  • the other configuration may be obtained through other means, such as other backhaul signaling. (such as Xn interface signaling, or NG interface signaling), or agreed in advance, or stipulated in the agreement, or manages network element configuration, etc.
  • the transmission resources corresponding to the reference signal configuration are determined based on the first signaling, it can also be expressed as determining the uplink transmission opportunity corresponding to the reference signal based on the first signaling.
  • the reference signal is a reference signal sent by the terminal served by the second network device.
  • the first signaling is Xn interface signaling or NG interface signaling.
  • the reference signal configuration may be, but is not limited to, only a sounding reference signal (Sounding Reference Signal, SRS) configuration.
  • the reference signal is a sounding reference signal SRS.
  • the reference signal is a UL signal.
  • the first signaling received by the first network device optionally includes a reference signal configuration; wherein, the terminal (such as the first terminal) served by the second network device configures Reference signal transmission, the reference signal configuration may be a configuration for the first terminal to perform reference signal transmission; the first network device configures reference signal detection for the terminal it serves (for example, the second terminal) Listening resources, the second terminal performs reference signal listening on the listening resources configured by the first network device, and reports the measurement information after the reference signal measurement to the first network device. Based on the measurement information, it can be determined whether the terminals are connected to each other. Potential cross-link interference exists.
  • the first signaling received by the first network device optionally includes transmission resource configuration.
  • the transmission resource configuration includes a transmission resource set of potential uplink transmission opportunities, and the transmission resource set is used to indicate a resource set of potential uplink transmission for the terminal served by the second network device.
  • the first signaling may indicate the uplink transmission opportunity set by indicating the location of the potential transmission resource set of the uplink transmission opportunity.
  • the transmission resource configuration includes a resource distribution indication of a potential transmission resource set, wherein the resource distribution indication indicates an uplink transmission opportunity by indicating the data transmission status of a plurality of potential transmission resources.
  • the resource distribution indication of transmission resources is shown in Figure 2. On multiple transmission resources, resources that may be used for uplink transmission are identified as indicator symbol 1, and resources that will not be used for uplink transmission are identified as indicator symbol 0. In this way, through The data transmission status includes multiple transmission resources, indicating a set of resources for potential uplink transmission by the terminal served by the second network device.
  • the determined transmission resources include a time domain transmission resource set of uplink transmission opportunities and/or an uplink A collection of frequency domain transmission resources for transmission opportunities.
  • the transmission resource configuration includes a first parameter, which indicates a time domain transmission resource set of uplink transmission opportunities in a periodic and bitmap manner; and/or,
  • the transmission resource configuration includes a second parameter, and the second parameter indicates a frequency domain transmission resource set of uplink transmission opportunities in a bitmap manner.
  • the transmission resource configuration includes a second parameter.
  • the indication unit of the frequency domain transmission resource set is a resource block (Resource Block, RB).
  • Resource Block RB
  • the frequency domain transmission resource set indicated by the second parameter in the form of a bitmap can be expressed as "resourceBlocks BIT STRING (SIZE (275))".
  • the transmission resource configuration includes a first parameter.
  • the first parameter indicates a time domain transmission resource set of uplink transmission opportunities in a periodic and bitmap manner, which can be expressed as follows:
  • n2, n4,..., n40 indicate the transmission cycle of the time domain transmission resource of the uplink transmission opportunity, and the unit is a slot; the time slot used for the time domain transmission resource in each cycle is passed through BIT STRING (SIZE (n)) instructions.
  • the first parameter also indicates the symbol used for the uplink transmission opportunity in the time slot, so as to be able to indicate the symbol used for the uplink transmission opportunity within one time slot or two time slots.
  • a symbol indicating an opportunity for uplink transmission within a time slot can be expressed as follows:
  • the method further includes:
  • the transmission resource configuration in the first signaling includes an index of the first uplink transmission opportunity.
  • the first network device obtains the first set in advance, including at least one first uplink transmission opportunity, and the at least one first uplink transmission opportunity is scheduled for the second network device by the terminal.
  • Potential uplink transmission opportunities for uplink transmission based on the at least one first uplink transmission opportunity obtained in advance, when sending the first signaling to the first network device, the second network device only needs to indicate at least one of the first set An index of the first uplink transmission opportunity is sufficient, so that the first network device determines the corresponding uplink transmission opportunity according to the index of the first uplink transmission opportunity indicated in the first signaling, thereby achieving the purpose of reducing signaling overhead between network devices.
  • each transmission opportunity specified by the management network element configuration or protocol includes a time domain transmission resource set and/or a frequency domain transmission resource set.
  • the management network element will configure the time domain transmission resource set and/or frequency domain transmission resource set of each transmission opportunity in the uplink transmission opportunity set; or the protocol will agree on the time domain of each transmission opportunity in the uplink transmission opportunity set. Transmission resource set and/or frequency domain transmission resource set.
  • step S120 determining transmission resources corresponding to the reference signal configuration according to the first signaling includes:
  • an uplink transmission opportunity corresponding to the reference signal configuration is determined.
  • the method further includes:
  • the terminal served by the first network device performs reference signal measurement according to the reference signal configuration and obtains measurement information.
  • the measurement information includes, but is not limited to, only SRS-RSRP.
  • the method further includes:
  • the terminal is not scheduled to perform downlink reception on the uplink transmission opportunity corresponding to the reference signal configuration.
  • the first network device receives the SRS-Reference Signal Received Power (RSRP) reported by the terminal after performing SRS measurement, and compares the SRS-RSRP with the predetermined Set a threshold for comparison to determine whether there is potential cross-link interference between terminals.
  • RSRP SRS-Reference Signal Received Power
  • the first network The device will not schedule the terminal to perform downlink reception on the transmission resources corresponding to the reference signal configuration, so as to perform terminal resource scheduling through the obtained first signaling to avoid the time and frequency of downlink reception by the terminal served by the first network device.
  • base station A receives the first signaling sent by base station B, and the uplink transmission opportunity configuration indicates the potential of UE2.
  • the uplink transmission resources include time slot E and time slot F; then base station A receives the first signaling sent by base station B, instructs UE1 served by base station A to perform SRS measurement, and receives the SRS-RSRP reported by UE1.
  • SRS-RSRP If it is greater than the preset threshold, base station A implements scheduling to avoid scheduling UE1 to perform downlink reception on the time slot E and time slot F corresponding to the potential UL transmission opportunity resource corresponding to the SRS, thereby avoiding potential UE- to-UE CLI interference.
  • the network device can instruct the terminal to perform reference signal measurement through the exchanged signaling. And determine the cross-link interference situation between terminals, and avoid downlink reception in the transmission resources (set of uplink transmission opportunities) corresponding to the reference signal configuration, so as to effectively avoid and suppress potential cross-link interference problems between terminals.
  • the embodiment of the present disclosure also provides a signaling interaction method, which is applied to the second network device.
  • the method includes:
  • S410 Send first signaling; wherein the first signaling includes reference signal configuration and/or transmission resource configuration.
  • the second network device sends the first signaling to the first network device.
  • the first network device can obtain the reference signal configuration and configuration of the second network device. / Or configure transmission resources so that the first network device can instruct the terminal to perform reference signal measurement and determine the cross-link interference between terminals to avoid downlink reception on the transmission resources corresponding to the reference signal configuration, effectively avoiding and suppressing Potential inter-terminal cross-link interference issues.
  • the first signaling is Xn interface signaling or NG interface signaling.
  • the transmission resource configuration includes a time domain transmission resource set of uplink transmission opportunities and/or a frequency domain transmission resource set of uplink transmission opportunities.
  • the signaling interaction method wherein the transmission resource configuration includes a first parameter, the first parameter indicates a time domain transmission resource set of uplink transmission opportunities in a periodic and bitmap manner; and/or,
  • the transmission resource configuration includes a second parameter, and the second parameter indicates a frequency domain transmission resource set of uplink transmission opportunities in a bitmap manner.
  • the first signaling includes the indication method in the above information. Please refer to the detailed description of the specific implementation of the method applied to the first network device, which will not be described here.
  • the signaling interaction method further includes:
  • Send second instruction information to the terminal used to instruct the terminal to send reference signals according to the reference signal configuration.
  • the method further includes:
  • the terminal is not scheduled to perform uplink transmission on transmission resources other than transmission resources corresponding to the transmission resource configuration.
  • the second network device only schedules the terminal for uplink transmission on transmission resources corresponding to the uplink transmission opportunity configuration, and does not schedule the terminal for uplink transmission on transmission resources other than the transmission resources corresponding to the uplink transmission opportunity configuration.
  • the terminal can be scheduled to perform uplink transmission, the terminal can also be scheduled to perform downlink transmission, or no data is transmitted, but when the first signaling does not indicate The terminal is not scheduled to perform uplink transmission on the transmission resources corresponding to the uplink transmission opportunity configuration, so as to ensure that the terminal served by the first network device is scheduled to be able to use transmission resources other than the transmission resources corresponding to the uplink transmission opportunity configuration indicated by the first signaling. Perform downlink transmission to effectively avoid and suppress potential cross-link interference problems between terminals.
  • the second network device sends second instruction information to the terminal to instruct the terminal to send reference signals according to the reference signal configuration.
  • the terminal only when the uplink transmission opportunity configuration corresponds to On the transmission resources, schedule the terminal for uplink transmission; or, On transmission resources other than the transmission resources corresponding to the uplink transmission opportunity configuration, the terminal is not scheduled to perform uplink transmission to ensure that the first network device can schedule the served terminal to perform reference signal measurement according to the reference signal configuration and avoid uplink transmission.
  • the signaling interaction method wherein the method further includes:
  • the transmission resource configuration in the first signaling includes an index of a first uplink transmission opportunity.
  • the second network device through the pre-obtained first set, the second network device only needs to indicate the index of at least one first uplink transmission opportunity in the first set when sending the first signaling to the first network device. , so that the first network device determines the corresponding uplink transmission opportunity according to the index of the first uplink transmission opportunity indicated in the first signaling, so as to achieve the purpose of reducing signaling overhead between network devices.
  • An embodiment of the present disclosure also provides a network device, wherein the network device is a first network device.
  • the first network device 500 includes a transceiver 510 and a processor 520, wherein:
  • the transceiver 510 is configured to receive the first signaling sent by the second network device; wherein the first signaling includes reference signal configuration and/or transmission resource configuration;
  • the processor 520 is configured to determine transmission resources corresponding to the reference signal configuration according to the first signaling.
  • the first signaling is Xn interface signaling or NG interface signaling.
  • the transmission resources include a time domain transmission resource set of uplink transmission opportunities and/or a frequency domain transmission resource set of uplink transmission opportunities.
  • the network device wherein the transmission resource configuration includes a first parameter, the first parameter indicates a time domain transmission resource set of uplink transmission opportunities in a periodic and bitmap manner; and/or,
  • the transmission resource configuration includes a second parameter, and the second parameter indicates a frequency domain transmission resource set of uplink transmission opportunities in a bitmap manner.
  • the network device wherein the transceiver 510 is further configured to:
  • the network device wherein the transceiver 510 is further configured to:
  • the terminal is not scheduled to perform downlink reception on the transmission resource corresponding to the reference signal configuration.
  • the processor 520 is further configured to:
  • the transmission resource configuration in the first signaling includes an index of the first uplink transmission opportunity.
  • the processor 520 determines the transmission resources corresponding to the reference signal configuration according to the first signaling, including:
  • an uplink transmission opportunity corresponding to the reference signal configuration is determined.
  • An embodiment of the present disclosure also provides a network device, wherein the network device is a second network device.
  • the second network device 600 includes a transceiver 610, wherein:
  • the transceiver 610 is configured to send first signaling; wherein the first signaling includes reference signal configuration and/or transmission resource configuration.
  • the first signaling is Xn interface signaling or NG interface signaling.
  • the transmission resource configuration includes a time domain transmission resource set of uplink transmission opportunities and/or a frequency domain transmission resource set of uplink transmission opportunities.
  • the network device wherein the transmission resource configuration includes a first parameter, the first parameter indicates a time domain transmission resource set of uplink transmission opportunities in a periodic and bitmap manner; and/or,
  • the transmission resource configuration includes a second parameter, and the second parameter indicates a frequency domain transmission resource set of uplink transmission opportunities in a bitmap manner.
  • the network device wherein the transceiver 610 is further configured to:
  • Send second instruction information to the terminal used to instruct the terminal to send reference signals according to the reference signal configuration.
  • the network device further includes:
  • the processor 620 is configured to schedule the terminal for uplink transmission only on the transmission resources corresponding to the transmission resource configuration
  • the terminal is not scheduled to perform uplink transmission on transmission resources other than transmission resources corresponding to the transmission resource configuration.
  • the transceiver 610 is also configured to:
  • the transmission resource configuration in the first signaling includes an index of a first uplink transmission opportunity.
  • An embodiment of the present disclosure also provides a signaling interaction device, which is applied to the first network device.
  • the device includes:
  • the signaling receiving unit 710 is configured to receive the first signaling sent by the second network device; wherein the first signaling includes reference signal configuration and/or transmission resource configuration;
  • the processing unit 720 is configured to determine transmission resources corresponding to the reference signal configuration according to the first signaling.
  • the first signaling is Xn interface signaling or NG interface signaling.
  • the transmission resources include a time domain transmission resource set of uplink transmission opportunities and/or a frequency domain transmission resource set of uplink transmission opportunities.
  • the signaling interaction device wherein the transmission resource configuration includes a first parameter, the first parameter indicates a time domain transmission resource set of uplink transmission opportunities in a periodic and bitmap manner; and/or,
  • the transmission resource configuration includes a second parameter, and the second parameter indicates a frequency domain transmission resource set of uplink transmission opportunities in a bitmap manner.
  • the signaling interaction device further includes:
  • the instruction sending unit 730 is configured to send first instruction information to the terminal, used to instruct the terminal to perform reference signal measurement according to the reference signal configuration.
  • the processing unit 720 is further configured to:
  • the terminal is not scheduled to perform downlink reception on the transmission resource corresponding to the reference signal configuration.
  • the signaling receiving unit 710 is further configured to:
  • the transmission resource configuration in the first signaling includes an index of the first uplink transmission opportunity.
  • the processing unit 720 determines the transmission resources corresponding to the reference signal configuration according to the first signaling, including:
  • an uplink transmission opportunity corresponding to the reference signal configuration is determined.
  • An embodiment of the present disclosure also provides a signaling interaction device, which is applied to the second network device.
  • the device includes:
  • the signaling sending unit 810 is configured to send first signaling; wherein the first signaling includes reference signal configuration and/or transmission resource configuration.
  • a signaling interaction device wherein the first signaling is Xn interface signaling or NG interface signaling.
  • the signaling interaction device wherein the transmission resource configuration includes a time domain transmission resource set of uplink transmission opportunities and/or a frequency domain transmission resource set of uplink transmission opportunities.
  • the signaling interaction device wherein the transmission resource configuration includes a first parameter, the first parameter indicates the time domain transmission resource set of the uplink transmission opportunity in a periodic and bitmap manner; and/or,
  • the transmission resource configuration includes a second parameter, and the second parameter indicates a frequency domain transmission resource set of uplink transmission opportunities in a bitmap manner.
  • the signaling sending unit 810 is further configured to:
  • Send second instruction information to the terminal used to instruct the terminal to send reference signals according to the reference signal configuration.
  • the signaling interaction device further includes:
  • the scheduling unit 820 is configured to schedule the terminal for uplink transmission only on the transmission resources corresponding to the transmission resource configuration
  • the terminal is not scheduled to perform uplink transmission on transmission resources other than transmission resources corresponding to the transmission resource configuration.
  • the signaling sending unit 810 is further configured to:
  • the transmission resource configuration in the first signaling includes an index of a first uplink transmission opportunity.
  • An embodiment of the present disclosure also provides a network device, including: a transceiver, a processor, a memory, and a program or instruction stored on the memory and executable on the processor; wherein the processor executes the The program or instruction implements the signaling interaction method as described in any of the above items.
  • the network device may be the above-mentioned first network device or the second network device, wherein when the processor on the first network device or the second network device executes the program or instructions, the above-mentioned
  • the processor on the first network device or the second network device executes the program or instructions, the above-mentioned
  • the signaling interaction method please refer to the detailed description above and will not be described again here.
  • a readable storage medium has a program or instructions stored thereon.
  • the steps in the signaling interaction method as described above are implemented and the same technical effect can be achieved. , to avoid repetition, will not be repeated here.
  • the processor is the processor in the network device described in the above embodiment.
  • the readable storage media includes computer-readable storage media, such as computer read-only memory (Read-Only Memory, ROM), random access memory (Random Access Memory, RAM), magnetic disks or optical disks, etc.
  • terminals described in this specification include but are not limited to smartphones, tablet computers, etc., and many of the functional components described are called modules to emphasize more specifically. The independence of its implementation.
  • modules may be implemented in software so as to be executed by various types of processors.
  • an identified module of executable code may include one or more physical or logical blocks of computer instructions, which may be structured, for example, as an object, procedure, or function. Nonetheless, the executable code of an identified module need not be physically located together, but may include different instructions stored on different bits that, when logically combined, constitute the module and implement the provisions of the module Purpose.
  • an executable code module can be a single instruction or many instructions, and can even be distributed over multiple different code segments, distributed among different programs, and distributed across multiple memory devices.
  • operational data may be identified within modules and may be implemented in any suitable form and organized within any suitable type of data structure. The operational data may be collected as a single data set, or may be distributed over different locations (including on different storage devices), and may exist, at least in part, solely as electronic signals on a system or network.
  • the module can be implemented using software, taking into account the level of relevant hardware technology, those skilled in the art can build corresponding hardware circuits to implement the corresponding functions without considering the cost.
  • the hardware circuits include conventional very large scale integration (VLSI) circuits or gate arrays and related semiconductors such as logic chips, transistors, or other discrete components.
  • VLSI very large scale integration
  • Modules can also be implemented using programmable hardware devices, such as field programmable gate arrays, programmable array logic, programmable logic devices, etc.

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  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Quality & Reliability (AREA)
  • Mobile Radio Communication Systems (AREA)

Abstract

La présente divulgation concerne un procédé et un appareil d'interaction de signalisation, et un dispositif de réseau, se rapportant au domaine technique des communications. Le procédé consiste à : recevoir une première signalisation envoyée par un second dispositif de réseau, la première signalisation comprenant une configuration de signal de référence et/ou une configuration de ressource de transmission ; et selon la première signalisation, déterminer une ressource de transmission correspondant à la configuration de signal de référence.
PCT/CN2023/090259 2022-04-24 2023-04-24 Procédé et appareil d'interaction de signalisation, et dispositif de réseau WO2023207895A1 (fr)

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Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2018126792A1 (fr) * 2017-01-09 2018-07-12 中兴通讯股份有限公司 Procédé et dispositif de mesure d'interférence, procédé de mesure de décalage temporel, et support de stockage
US20180323887A1 (en) * 2017-05-05 2018-11-08 Qualcomm Incorporated Interference management based on reference signals in wireless communications
CN111585726A (zh) * 2019-02-15 2020-08-25 华为技术有限公司 一种通信方法及装置
WO2022021340A1 (fr) * 2020-07-31 2022-02-03 Qualcomm Incorporated Techniques de mesure d'interférence de liaison croisée dans des communications sans fil

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2018126792A1 (fr) * 2017-01-09 2018-07-12 中兴通讯股份有限公司 Procédé et dispositif de mesure d'interférence, procédé de mesure de décalage temporel, et support de stockage
US20180323887A1 (en) * 2017-05-05 2018-11-08 Qualcomm Incorporated Interference management based on reference signals in wireless communications
CN111585726A (zh) * 2019-02-15 2020-08-25 华为技术有限公司 一种通信方法及装置
WO2022021340A1 (fr) * 2020-07-31 2022-02-03 Qualcomm Incorporated Techniques de mesure d'interférence de liaison croisée dans des communications sans fil

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