WO2021128210A1 - Procédé de mesure, appareil électronique et support de stockage - Google Patents

Procédé de mesure, appareil électronique et support de stockage Download PDF

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Publication number
WO2021128210A1
WO2021128210A1 PCT/CN2019/128866 CN2019128866W WO2021128210A1 WO 2021128210 A1 WO2021128210 A1 WO 2021128210A1 CN 2019128866 W CN2019128866 W CN 2019128866W WO 2021128210 A1 WO2021128210 A1 WO 2021128210A1
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WO
WIPO (PCT)
Prior art keywords
timer
drx
terminal device
measurement
time
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Application number
PCT/CN2019/128866
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English (en)
Chinese (zh)
Inventor
石聪
徐伟杰
Original Assignee
Oppo广东移动通信有限公司
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
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Publication date
Application filed by Oppo广东移动通信有限公司 filed Critical Oppo广东移动通信有限公司
Priority to CN201980100982.2A priority Critical patent/CN114503486B/zh
Priority to PCT/CN2019/128866 priority patent/WO2021128210A1/fr
Publication of WO2021128210A1 publication Critical patent/WO2021128210A1/fr

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    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L5/00—Arrangements affording multiple use of the transmission path
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W52/00—Power management, e.g. TPC [Transmission Power Control], power saving or power classes
    • H04W52/02—Power saving arrangements
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02D—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN INFORMATION AND COMMUNICATION TECHNOLOGIES [ICT], I.E. INFORMATION AND COMMUNICATION TECHNOLOGIES AIMING AT THE REDUCTION OF THEIR OWN ENERGY USE
    • Y02D30/00—Reducing energy consumption in communication networks
    • Y02D30/70—Reducing energy consumption in communication networks in wireless communication networks

Definitions

  • This application relates to the field of wireless communication technology, and in particular to a measurement method, electronic equipment, and storage medium.
  • WUS wake-up Signal
  • Radio Resource Management Radio Resource Management
  • CSI-RS Channel State Information Reference Signal
  • the embodiments of the present application provide a measurement method, electronic device, and storage medium, so that when the terminal device is configured with WUS, the terminal device can fully perform CSI-RS-based RRM measurement, and improve the performance of CSI-RS-based RRM measurement. Accuracy.
  • an embodiment of the present application provides a measurement method, the method includes: a terminal device performs CSI-RS-based RRM measurement during Discontinuous Reception (DRX) activation time or measurement activation time; the measurement The activation time is the time during which the first timer runs.
  • DRX Discontinuous Reception
  • embodiments of the present application provide a measurement method, the method includes: a network device sends configuration information of a first timer to a terminal device; the configuration information is used by the terminal device to activate DRX or measure activation time Time, perform CSI-RS-based RRM measurement, and the measurement activation time is the running time of the first timer.
  • an embodiment of the present application provides a terminal device, the terminal device includes: a processing unit configured to perform CSI-RS-based RRM measurement at the DRX activation time or the measurement activation time; the measurement activation time is the first The time a timer is running.
  • an embodiment of the present application provides a network device, the network device includes: a sending unit configured to send configuration information of a first timer to a terminal device;
  • the configuration information is used for the terminal device to perform CSI-RS-based RRM measurement at the DRX activation time or the measurement activation time, and the measurement activation time is the running time of the first timer.
  • an embodiment of the present application provides a terminal device, including a processor and a memory for storing a computer program that can run on the processor, where:
  • the processor is used to execute the steps of the measurement method performed by the terminal device when running the computer program.
  • an embodiment of the present application provides a network device, including a processor and a memory for storing a computer program that can run on the processor, where:
  • the processor is used to execute the steps of the measurement method performed by the network device when running the computer program.
  • an embodiment of the present application provides a chip, including a processor, configured to call and run a computer program from a memory, so that a terminal device installed with the chip executes the above-mentioned measurement method.
  • an embodiment of the present application provides a chip, including a processor, configured to call and run a computer program from a memory, so that a network device installed with the chip executes the above-mentioned measurement method.
  • an embodiment of the present application provides a storage medium that stores an executable program, and when the executable program is executed by a processor, the above-mentioned measurement method executed by the terminal device is implemented.
  • an embodiment of the present application provides a storage medium that stores an executable program, and when the executable program is executed by a processor, the above-mentioned measurement method executed by the network device is implemented.
  • an embodiment of the present application provides a computer program product, including computer program instructions, which cause a computer to execute the above-mentioned measurement method performed by the terminal device.
  • an embodiment of the present application provides a computer program product, including computer program instructions that cause a computer to execute the measurement method performed by the above-mentioned network device.
  • an embodiment of the present application provides a computer program that enables a computer to execute the measurement method performed by the above-mentioned terminal device.
  • an embodiment of the present application provides a computer program that enables a computer to execute the measurement method performed by the above-mentioned network device.
  • the measurement method provided by the embodiment of the present application includes: the terminal device performs CSI-RS-based RRM measurement at the DRX activation time or the measurement activation time; the measurement activation time is the time during which the first timer runs.
  • the terminal device can perform CSI-RS-based RRM measurement at the DRX activation time, or the terminal device can perform CSI-RS-based RRM measurement at the measurement activation time; improving the comprehensiveness of the terminal device performing CSI-RS-based RRM measurement , Thereby improving the accuracy of the terminal equipment to perform the CSI-RS-based RRM measurement.
  • Figure 1 is a schematic diagram of the discontinuous reception cycle of the terminal equipment of this application.
  • FIG. 2 is a schematic diagram of the composition structure of a communication system provided by an embodiment of the application.
  • FIG. 3 is a schematic diagram of an optional processing flow of the measurement method provided by an embodiment of the application.
  • FIG. 4 is a schematic diagram of a terminal device starting a first timer according to an embodiment of the application
  • FIG. 5 is another schematic diagram of the terminal device starting the first timer according to the embodiment of this application.
  • FIG. 6 is another schematic diagram of the terminal device starting the first timer according to the embodiment of the application.
  • FIG. 7 is a schematic diagram of another optional processing flow of the measurement method provided by an embodiment of the application.
  • FIG. 8 is a schematic diagram of the composition structure of a terminal device provided by an embodiment of the application.
  • FIG. 9 is a schematic diagram of the composition structure of a network device provided by an embodiment of the application.
  • FIG. 10 is a schematic diagram of the hardware composition structure of an electronic device according to an embodiment of the application.
  • the network equipment can configure the DRX function for the terminal equipment.
  • the terminal device is allowed to monitor the physical downlink control channel (Physical Downlink Control Channel, PDCCH) non-continuously, so as to achieve the purpose of saving power for the terminal device.
  • PDCCH Physical Downlink Control Channel
  • Each MAC entity has a DRX configuration; DRX configuration parameters include:
  • DRX-onDuration Timer the duration of the terminal device waking up at the beginning of a DRX cycle (Cycle).
  • DRX deactivation timer (DRX-InactivityTimer) when the terminal device receives a PDCCH indicating uplink initial transmission or downlink initial transmission, the terminal device continues to monitor the duration of the PDCCH.
  • DRX-RetransmissionTimerDL DRX downlink retransmission timer
  • the terminal device monitors the longest duration of the PDCCH indicating downlink retransmission scheduling. Except for the broadcast Hybrid Automatic Repeat reQuest (HARQ) process, each downlink HARQ process corresponds to a DRX-RetransmissionTimerDL.
  • HARQ Hybrid Automatic Repeat reQuest
  • DRX-RetransmissionTimerUL The terminal device monitors the longest duration of the PDCCH indicating uplink retransmission scheduling. Each uplink HARQ process corresponds to a DRX-RetransmissionTimerUL.
  • DRX-LongCycleStartOffset used to configure the long DTX cycle (Long DRX cycle), and the subframe offset at which the Long DRX cycle and the short DRX cycle (Short DRX cycle) start.
  • DRX-Short Cycle (DRX-ShortCycle): optional configuration.
  • DRX-Short Cycle Timer (DRX-ShortCycleTimer): The duration of the terminal device being in the Short DRX cycle (and not receiving any PDCCH) is an optional configuration.
  • DRX-HARQ-RTT-TimerDL The minimum waiting time required for the terminal device to expect to receive the PDCCH indicating the downlink scheduling.
  • Each downlink HARQ process except the broadcast HARQ process corresponds to one DRX-HARQ-RTT-TimerDL;
  • DRX-HARQ-RTT-TimerUL The minimum waiting time required for the terminal device to expect to receive the PDCCH indicating the uplink scheduling.
  • Each uplink HARQ process corresponds to a drx-HARQ-RTT-TimerUL.
  • DRX Active Time includes the following situations:
  • DRX-onDurationTimer discontinuous reception continuous timer
  • DRX-InactivityTimer discontinuous reception deactivation timer
  • DRX-RetransmissionTimerDL discontinuous reception downlink retransmission timer
  • DRX-RetransmissionTimerUL discontinuous reception uplink retransmission timer
  • ra-ContentionResolutionTimer contention resolution timer
  • the SR is sent on the PUCCH and is in a pending state.
  • the terminal device has not received the PDCCH indication scrambled by the Cell Radio Network Temporary Identifier (C-RNTI) after successfully receiving the random access response. Initial transmission.
  • C-RNTI Cell Radio Network Temporary Identifier
  • DRX long DRX is the default configuration
  • DRX short DRX is an optional configuration
  • the conversion method between long DRX cycle and short DRX cycle is as follows:
  • the terminal device uses DRX short cycle:
  • the terminal receives a DRX Command MAC CE.
  • the terminal uses DRX long cycle:
  • the terminal device receives a long DRX command MAC CE.
  • the terminal device determines the time to start the drx-onDurationTimer according to whether it is currently in a short DRX cycle or a long DRX cycle.
  • the specific regulations are as follows:
  • the drx-onDurationTimer is started at a time after drx-SlotOffset slots from the beginning of the current subframe.
  • FIG. 1 A schematic diagram of the DRX cycle of a terminal device, as shown in Figure 1, the network device is configured with a wakeup signal (WakeUpSignal, WUS) function for the terminal device.
  • WUS wakeup signal
  • the network sends WUS to the terminal device before the DRX-onDurationTimer starts to notify the terminal whether it needs to be started DRX-onDurationTimer to monitor PDCCH.
  • WUS is designed based on PDCCH.
  • the terminal device monitors WUS at the WUS monitoring occasion before the DRX-onDurationTimer corresponding to the DRX cycle starts.
  • the terminal device does not monitor WUS.
  • the terminal device does not monitor WUS during the bandwidth part (BandWidthPart, BWP) switching process.
  • the terminal device If the terminal device does not monitor WUS, the terminal device normally starts DRX-onDurationTimer at the subsequent DRX-onDurationTimer start time.
  • the terminal device If the terminal device detects WUS, and WUS instructs the terminal device to wake up, the terminal device normally starts DRX-onDurationTimer at the subsequent DRX-onDurationTimer start time.
  • the terminal device If the terminal device detects WUS and WUS instructs the terminal device not to wake up, the terminal device does not start DRX-onDurationTimer at the time when the subsequent DRX-onDurationTimer starts.
  • the terminal device determines whether to start the DRX-onDurationTimer at the subsequent DRX-onDurationTimer start time based on the configuration of the network device.
  • the network device sends a CSI-RS to the terminal device, and the terminal device performs RRM measurement and/or radio link monitoring (RLM) based on the CSI-RS.
  • RRM radio link monitoring
  • the terminal device If the terminal device is configured with the DRX function, the terminal device only performs CSI-RS-based RRM measurement within the DRX activation time. Moreover, if the terminal device is configured with the DRX function, and the currently used DRX cycle is greater than 80ms, the terminal device does not expect to obtain available CSI-RS resources at any time other than the DRX activation time; otherwise, the terminal device assumes that it can be based on CSI-RS.
  • the RS-Resource-Molibility configuration obtains the corresponding CSI-RS resources.
  • WUS affects the DRX activation time of the terminal device by instructing the terminal device to activate the DRX-onDurationTimer in each DRX cycle
  • currently terminal equipment can only perform DRX activation time Perform RRM measurement based on CSI-RS.
  • the terminal device does not start DRX-onDurationTimer; this may cause the terminal device to be in the DRX inactive time during the DRX duration; the current terminal device is in the DRX duration RRM measurement based on CSI-RS will not be performed. Therefore, the time for the terminal device to perform RRM measurement based on CSI-RS is reduced, which in turn affects the accuracy of RRM measurement based on CSI-RS by the terminal device.
  • the network device configures the terminal device with the same CSI-RS resource for RRM measurement and RLM, since the network device only transmits CSI-RS within the DRX activation time, the time for the terminal device to perform RLM measurement will also be reduced. This further affects the accuracy of the RLM measurement performed by the terminal device based on the CSI-RS.
  • the terminal device when the terminal device is configured with WUS, how does the terminal device perform the CSI-RS-based RRM measurement to be able to perform the CSI-RS-based RRM measurement comprehensively, and then improve the CSI-RS-based RRM measurement accuracy is a need to solve The problem.
  • the embodiment of this application provides a measurement method.
  • the measurement method of the embodiment of this application can be applied to various communication systems, such as: global system of mobile communication (GSM) system, code division multiple access (code division multiple access) , CDMA) system, wideband code division multiple access (WCDMA) system, general packet radio service (GPRS), long term evolution (LTE) system, LTE frequency division duplex (frequency division duplex, FDD) system, LTE time division duplex (TDD) system, advanced long term evolution (LTE-A) system, new radio (NR) system, NR system Evolution system, LTE (LTE-based access to unlicensed spectrum, LTE-U) system on unlicensed frequency band, NR (NR-based access to unlicensed spectrum, NR-U) system on unlicensed frequency band, general mobile communication system (universal mobile telecommunication system, UMTS), worldwide interoperability for microwave access (WiMAX) communication system, wireless local area networks (WLAN), wireless fidelity (WiFi), next-generation communications System or
  • D2D device to device
  • M2M machine to machine
  • MTC machine type communication
  • V2V vehicle to vehicle
  • the network equipment involved in the embodiments of this application may be a common base station (such as NodeB or eNB or gNB), a new radio controller (NR controller), a centralized network element (centralized unit), a new radio base station, Radio remote module, micro base station, relay, distributed unit, reception point (transmission reception point, TRP), transmission point (transmission point, TP), or any other equipment.
  • a common base station such as NodeB or eNB or gNB
  • NR controller new radio controller
  • a centralized network element centralized unit
  • a new radio base station Radio remote module
  • micro base station relay, distributed unit, reception point (transmission reception point, TRP), transmission point (transmission point, TP), or any other equipment.
  • TRP transmission reception point
  • TP transmission point
  • the terminal device may be any terminal.
  • the terminal device may be a user equipment for machine-type communication. That is to say, the terminal equipment can also be called user equipment, mobile station (MS), mobile terminal (mobile terminal), terminal (terminal), etc., and the terminal equipment can be accessed through a radio access network. , RAN) communicates with one or more core networks.
  • the terminal device can be a mobile phone (or called a "cellular" phone), a computer with a mobile terminal, etc., for example, the terminal device can also be portable, pocket-sized, Hand-held, computer-built or vehicle-mounted mobile devices that exchange language and/or data with wireless access networks.
  • the embodiments of this application There is no specific limitation in the embodiments of this application.
  • network equipment and terminal equipment can be deployed on land, including indoor or outdoor, handheld or vehicle-mounted; they can also be deployed on water; they can also be deployed on airborne aircraft, balloons, and satellites.
  • the embodiments of the present application do not limit the application scenarios of network equipment and terminal equipment.
  • communication between network equipment and terminal equipment and between terminal equipment and terminal equipment can be carried out through licensed spectrum, or through unlicensed spectrum, or through licensed spectrum and terminal equipment at the same time. Unlicensed spectrum for communication.
  • Between network equipment and terminal equipment and between terminal equipment and terminal equipment can communicate through the frequency spectrum below 7 gigahertz (gigahertz, GHz), can also communicate through the frequency spectrum above 7 GHz, and can also use the frequency spectrum below 7 GHz and The frequency spectrum above 7GHz communicates.
  • the embodiment of the present application does not limit the spectrum resource used between the network device and the terminal device.
  • D2D device to device
  • M2M machine to machine
  • MTC machine type communication
  • V2V vehicle to vehicle
  • the communication system 100 applied in the embodiment of the present application is shown in FIG. 2.
  • the communication system 100 may include a network device 110, and the network device 110 may be a device that communicates with a terminal device 120 (or called a communication terminal or terminal).
  • the network device 110 may provide communication coverage for a specific geographic area, and may communicate with terminal devices located in the coverage area.
  • the network device 110 may be a base station (Base Transceiver Station, BTS) in a GSM system or a CDMA system, a base station (NodeB, NB) in a WCDMA system, or an evolved base station in an LTE system (Evolutional Node B, eNB or eNodeB), or the wireless controller in the Cloud Radio Access Network (CRAN), or the network equipment can be a mobile switching center, a relay station, an access point, a vehicle-mounted device, Wearable devices, hubs, switches, bridges, routers, network-side devices in 5G networks, or network devices in the future evolution of Public Land Mobile Network (PLMN), etc.
  • BTS Base Transceiver Station
  • NodeB, NB base station
  • LTE Long Term Evolutional Node B, eNB or eNodeB
  • the wireless controller in the Cloud Radio Access Network (CRAN) or the network equipment can be a mobile switching center, a relay station, an access point, a vehicle-mounted device, Wear
  • the communication system 100 also includes at least one terminal device 120 located within the coverage area of the network device 110.
  • the "terminal equipment” used here includes but is not limited to connection via wired lines, such as via Public Switched Telephone Networks (PSTN), Digital Subscriber Line (DSL), digital cable, and direct cable connection ; And/or another data connection/network; and/or via a wireless interface, such as for cellular networks, wireless local area networks (WLAN), digital TV networks such as DVB-H networks, satellite networks, AM- FM broadcast transmitter; and/or another terminal device that is set to receive/send communication signals; and/or Internet of Things (IoT) equipment.
  • PSTN Public Switched Telephone Networks
  • DSL Digital Subscriber Line
  • WLAN wireless local area networks
  • IoT Internet of Things
  • a terminal device set to communicate through a wireless interface may be referred to as a "wireless communication terminal", a “wireless terminal” or a “mobile terminal”.
  • mobile terminals include, but are not limited to, satellite or cellular phones; Personal Communications System (PCS) terminals that can combine cellular radio phones with data processing, fax, and data communication capabilities; can include radio phones, pagers, Internet/intranet PDA with internet access, web browser, memo pad, calendar, and/or Global Positioning System (GPS) receiver; and conventional laptop and/or palmtop receivers or others including radio telephone transceivers Electronic device.
  • PCS Personal Communications System
  • GPS Global Positioning System
  • Terminal equipment can refer to access terminals, user equipment (UE), user units, user stations, mobile stations, mobile stations, remote stations, remote terminals, mobile equipment, user terminals, terminals, wireless communication equipment, user agents, or User device.
  • the access terminal can be a cellular phone, a cordless phone, a Session Initiation Protocol (SIP) phone, a wireless local loop (Wireless Local Loop, WLL) station, a personal digital processing (Personal Digital Assistant, PDA), with wireless communication Functional handheld devices, computing devices or other processing devices connected to wireless modems, in-vehicle devices, wearable devices, terminal devices in 5G networks, or terminal devices in the future evolution of PLMN, etc.
  • SIP Session Initiation Protocol
  • WLL Wireless Local Loop
  • PDA Personal Digital Assistant
  • the terminal devices 120 may perform direct terminal connection (Device to Device, D2D) communication.
  • D2D Direct terminal connection
  • the 5G system or 5G network may also be referred to as NR system or NR network.
  • An optional processing flow of the measurement method provided in the embodiment of the present application, as shown in FIG. 3, includes the following steps:
  • Step S201 The terminal device performs RRM measurement based on the channel state information reference signal during the DRX activation time or the measurement activation time.
  • the measurement activation time is the running time of the first timer; wherein, the first timer is configured by the network device for the terminal device.
  • the start time of the first timer is the same as the start time of DRX Onduration Timer; the duration of the first timer can be configured by the network device through Radio Resource Control (RRC) signaling; The duration of the first timer may not be configured by the network device, but is the same as the duration of the DRX Onduration Timer by default. Among them, the running time of DRX Onduration Timer is the DRX activation time.
  • RRC Radio Resource Control
  • the start state of the first timer may not be related to the start state of the DRX Onduration Timer, that is, in the DRX
  • the terminal device must start the first timer regardless of whether the DRX Onduration Timer is started.
  • the terminal device when the terminal device is in the DRX activation time or the terminal device is in the measurement activation time, the terminal device performs measurement based on the channel state information reference signal; that is, the terminal device is in the DRX activation time and the measurement activation time In either case, the terminal device performs RRM measurement based on CSI-RS.
  • the start state of the first timer may be related to the start state of the DRX Onduration Timer; that is, in the DRX At the start time of the Onduration Timer, if the DRX Onduration Timer is started, the first timer is not started; or at the start time of the DRX Onduration Timer, if the DRX Onduration Timer is not started, the first timer is started.
  • the terminal device performs CSI-RS-based RRM measurement during the DRX active period.
  • the terminal device performs CSI-RS-based RRM measurement during the measurement activation period.
  • both the duration of the first timer and the start time of the first timer may be configured by the network device through RRC signaling.
  • the terminal device starts the first timer based on the configuration of the network device; when the first timer is running, the terminal device is in the measurement active period, and the terminal device performs CSI-RS-based only during the measurement active period. RRM measurement.
  • the terminal device when the terminal device is configured with DRX and the current DRX cycle is greater than the first time, the terminal device does not expect to be available at a time other than the DRX activation time and the measurement activation time
  • the channel state information of the reference signal resource may be 80ms, and the first time may also be configured to a value other than 80ms according to actual conditions.
  • the following describes in detail the process of the terminal device performing the CSI-RS-based RRM measurement for different scenarios.
  • the process of the terminal device performing the RRM measurement based on CSI-RS includes:
  • Step S301 The terminal device receives the RRC configuration information sent by the network device, and configures DRX related parameters and WUS related parameters.
  • DRX related parameters include at least: Long DRX cycle, short DRX cycle, DRX Onduration Timer, and the first timer.
  • WUS related parameters include at least WUS monitoring occasion (monitoring occation); for example, WUS monitoring occation is configured on at least one downlink BWP of the primary cell (Primary Cell, PCell).
  • the start time of the first timer is the same as the start time of DRX Onduration Timer; the duration of the first timer can be configured by the network device through RRC signaling; the duration of the first timer is also It does not need to be configured by the network device, but the duration is the same as the DRX Onduration Timer by default.
  • the start state of the first timer is not related to the start state of the DRX Onduration Timer, that is, at the start time of the DRX Onduration Timer, regardless of whether the DRX Onduration Timer is started, the terminal device must start the first timer.
  • Step S302 The terminal device determines the WUS monitoring state based on the WUS monitoring occation before the start time of the DRX Onduration Timer corresponding to the DRX cycle based on the RRC configuration information, and determines the start state of the DRX Onduration Timer according to the WUS monitoring state.
  • the terminal device if the terminal device does not monitor the WUS at the WUS monitoring occation before the start time of the DRX Onduration Timer, the terminal device normally starts the DRX Onduration Timer at the subsequent DRX Onduration Timer start time.
  • the terminal device if the terminal device monitors WUS at the WUS monitoring occation before the start time of the DRX Onduration Timer, the terminal device further determines whether the DRX Onduration Timer is activated at the subsequent DRX Onduration Timer start time of the terminal device according to the WUS monitoring result.
  • Step S303 The terminal device starts a first timer.
  • the condition for the terminal device to start the first timer includes: the terminal device configures WUS on the currently activated downlink BWP, and reaches the start time of the DRX Onduration Timer corresponding to the DRX cycle.
  • a schematic diagram of the terminal device starting the first timer As shown in Figure 4, the terminal device is configured with WUS on the currently activated downlink BWP and reaches the start time of the DRX Onduration Timer corresponding to the DRX cycle, regardless of whether the DRX Onduration Timer is started or not , The terminal equipment starts the first timer.
  • the running time of the first timer is the measurement activation time
  • the running time of the DRX Onduration Timer is the DRX activation time
  • Step S304 the terminal device performs CSI-RS-based RRM measurement at the DRX activation time or the measurement activation time.
  • the terminal device performs CSI-RS-based measurement at the activation time of the first timer.
  • RRM measurement For example, the terminal device performs SCI-RS-based RRM measurement based on the CSI-RS-Resource-Mobility configuration.
  • the terminal device For example, if the DRX Onduration Timer and the first timer are started at the start time of the DRX Onduration Timer corresponding to the DRX cycle; the terminal device performs CSI-RS-based RRM measurement at the measurement activation time or the DRX activation time. It can be understood that as long as there is one of the measurement activation time and the DRX activation time, the terminal device performs RRM measurement based on CSI-RS.
  • the terminal device when the terminal device is configured with DRX and the current DRX cycle is greater than 80 ms, the terminal device does not expect to obtain available channels at a time other than the DRX activation time and the measurement activation time State information refers to signal resources. Otherwise, the terminal device assumes that the corresponding CSI-RS resource can be obtained based on the CSI-RS-Resource-Mobility configuration.
  • the process of the terminal device performing RRM measurement based on CSI-RS includes:
  • Step S401 The terminal device receives the RRC configuration information sent by the network device, and configures DRX related parameters and WUS related parameters.
  • DRX related parameters include at least: Long DRX cycle, short DRX cycle, DRX Onduration Timer, and the first timer.
  • WUS related parameters include at least WUS monitoring occasion (monitoring occation); for example, WUS monitoring occation is configured on at least one downlink BWP of the primary cell (Primary Cell, PCell).
  • the start time of the first timer is the same as the start time of DRX Onduration Timer; the duration of the first timer may be configured by the network device through RRC signaling; the duration of the first timer may also be different It is configured by the network device, but the duration is the same as the DRX Onduration Timer by default.
  • the start state of the first timer is related to the start state of the DRX Onduration Timer, that is, at the start time of the DRX Onduration Timer, if the DRX Onduration Timer is started, the terminal device does not start the first timer; in the DRX Onduration Timer At the start time, if the DRX Onduration Timer does not start, the terminal device starts the first timer.
  • Step S402 The terminal device determines the WUS monitoring state based on the WUS monitoring occation before the start time of the DRX Onduration Timer corresponding to the DRX cycle based on the RRC configuration information, and determines the start state of the DRX Onduration Timer according to the WUS monitoring state.
  • the terminal device if the terminal device does not monitor the WUS at the WUS monitoring occation before the start time of the DRX Onduration Timer, the terminal device normally starts the DRX Onduration Timer at the subsequent DRX Onduration Timer start time.
  • the terminal device if the terminal device detects WUS at the WUS monitoring occation before the start time of the DRX Onduration Timer, the terminal device further determines whether the DRX Onduration Timer is started at the subsequent DRX Onduration Timer start time of the terminal device according to the WUS monitoring result.
  • Step S403 The terminal device starts a first timer.
  • the condition for the terminal device to start the first timer includes: the terminal device configures WUS on the currently activated downlink BWP, and reaches the start time of the DRX Onduration Timer corresponding to the DRX cycle.
  • Another schematic diagram of the terminal device starting the first timer As shown in Figure 5, the terminal device is configured with WUS on the currently activated downlink BWP and reaches the start time of the DRX Onduration Timer corresponding to the DRX cycle. If the DRX Onduration Timer is started , The terminal device does not start the first timer; at the start time of the DRX Onduration Timer, if the DRX Onduration Timer does not start, the terminal device starts the first timer.
  • the running time of the first timer is the measurement activation time
  • the running time of the DRX Onduration Timer is the DRX activation time
  • step S404 the terminal device performs CSI-RS-based RRM measurement at the DRX activation time or the measurement activation time.
  • the terminal device For example, if the DRX Onduration Timer is started at the start time of the DRX Onduration Timer corresponding to the DRX cycle, the terminal device does not start the first timer, and the terminal device executes the CSI-RS-based DRX activation time when the DRX Onduration Timer runs.
  • RRM measurement For example, the terminal device performs SCI-RS-based RRM measurement based on the CSI-RS-Resource-Mobility configuration.
  • the terminal device starts the first timer; the terminal device executes the measurement activation time based on the CSI- RRM measurement of RS.
  • the terminal device when the terminal device is configured with DRX and the current DRX cycle is greater than 80 ms, the terminal device does not expect to obtain available channels at a time other than the DRX activation time and the measurement activation time State information refers to signal resources. Otherwise, the terminal device assumes that the corresponding CSI-RS resource can be obtained based on the CSI-RS-Resource-Mobility configuration.
  • the process of the terminal device performing RRM measurement based on CSI-RS includes:
  • Step S501 The terminal device receives the RRC configuration information sent by the network device, and configures DRX related parameters and WUS related parameters.
  • DRX related parameters include at least: Long DRX cycle, short DRX cycle, DRX Onduration Timer, and the first timer.
  • WUS related parameters include at least WUS monitoring occasion (monitoring occation); for example, WUS monitoring occation is configured on at least one downlink BWP of the primary cell (Primary Cell, PCell).
  • the start time and start duration of the first timer are both configured by the network device; the configuration parameters of the first timer can be carried in the RRM measurement configuration.
  • the network device can configure the start time and start duration of the first timer, and can also configure the start period and start duration of the first timer.
  • Step S502 The terminal device determines the WUS monitoring state based on the WUS monitoring occation before the start time of the DRX Onduration Timer corresponding to the DRX cycle based on the configuration information, and determines the start state of the DRX Onduration Timer according to the WUS monitoring state.
  • the terminal device if the terminal device does not monitor the WUS at the WUS monitoring occation before the start time of the DRX Onduration Timer, the terminal device normally starts the DRX Onduration Timer at the subsequent DRX Onduration Timer start time.
  • the terminal device if the terminal device detects WUS at the WUS monitoring occation before the start time of the DRX Onduration Timer, the terminal device further determines whether the DRX Onduration Timer is started at the subsequent DRX Onduration Timer start time of the terminal device according to the WUS monitoring result.
  • Step S503 The terminal device periodically starts the first timer based on the configuration parameters of the first timer.
  • FIG. 6 Another schematic diagram of the terminal device starting the first timer. As shown in FIG. 6, the terminal device configures WUS on the currently activated downlink BWP and reaches the start time of the first timer, the terminal device starts the first timer.
  • Step S504 The terminal device performs CSI-RS-based RRM measurement at the measurement activation time.
  • the terminal device starts the first timer, and the running time of the first timer is the measurement activation time, and the terminal device performs CSI-RS-based RRM measurement at the measurement activation time. For example, the terminal device performs SCI-RS-based RRM measurement based on the CSI-RS-Resource-Mobility configuration.
  • the terminal device when the terminal device is configured with DRX and the current DRX cycle is greater than 80 ms, the terminal device does not expect to obtain available channels at a time other than the DRX activation time and the measurement activation time State information refers to signal resources. Otherwise, the terminal device assumes that the corresponding CSI-RS resource can be obtained based on the CSI-RS-Resource-Mobility configuration.
  • Another optional processing flow of the measurement method provided by the embodiment of the present application, as shown in FIG. 7, includes the following steps:
  • Step S601 The network device sends the configuration information of the first timer to the terminal device.
  • the configuration information is used for the terminal device to perform RRM measurement based on the channel state information reference signal at the DRX activation time or the measurement activation time, and the measurement activation time is the time during which the first timer runs.
  • the configuration information includes: the duration of the first timer.
  • the start time of the first timer is the same as the start time of the DRX persistence timer; the running time of the DXR persistence timer is the DRX activation time.
  • the configuration information includes: the start time of the first timer and the duration of the first timer.
  • the measurement activation time corresponding to the running of the first timer is introduced.
  • the network device can send CSI-RS to the terminal device within the measurement activation time; the terminal device can also perform CSI-RS-based RRM during the measurement activation time. measuring.
  • the terminal device can also perform RRM measurement based on CSI-RS during the DRX duration; increase the time of the terminal device based on the CSI-RS RRM measurement to avoid the introduction of WUS to the terminal device
  • the impact caused by the CSI-RS-based RRM measurement improves the accuracy of the CSI-RS-based RRM measurement of the terminal equipment.
  • the size of the sequence number of the above-mentioned processes does not mean the order of execution, and the execution order of each process should be determined by its function and internal logic, and should not correspond to the embodiments of the present application.
  • the implementation process constitutes any limitation.
  • the composition structure of the terminal device 800 includes:
  • the processing unit 801 is configured to perform RRM measurement based on the channel state information reference signal at the DRX activation time or the measurement activation time; the measurement activation time is the running time of the first timer.
  • the starting condition of the first timer includes: the terminal device is configured with WUS in the currently activated downlink bandwidth part.
  • the start time of the first timer is the same as the start time of the DRX persistence timer; the running time of the DXR persistence timer is the DRX activation time.
  • the duration of the first timer is configured by the network device; or, the duration of the first timer is the same as the duration of the DRX duration timer by default.
  • the start state of the first timer is not related to the start state of the DRX persistence timer.
  • the first timer is started at the start time of the DRX duration timer.
  • the processing unit 801 is configured to perform measurement based on the channel state information reference signal when the terminal device is in the DRX activation time or the terminal device is in the measurement activation time.
  • the start state of the first timer is related to the start state of the DRX persistence timer.
  • the processing unit 801 is configured to prohibit starting the first timer when the DRX persistence timer is started at the start time of the DRX persistence timer; or, when the DRX persistence timer starts, If the DRX persistence timer is not started at the start time of the persistence timer, the first timer is started.
  • the processing unit 801 is configured to perform measurement based on the channel state information reference signal at the DRX activation time; or, the terminal device performs measurement based on the channel state information reference signal at the measurement activation time measuring.
  • the start time of the first timer and the duration of the first timer are configured by a network device.
  • the processing unit 801 is configured to start the first timer based on the configuration of the network device.
  • the processing unit 801 is configured to perform measurement based on the channel state information reference signal at the measurement activation time.
  • the processing unit 801 is configured to, when the terminal device is configured with DRX, and the current DRX cycle is greater than the first time, it is not expected to be outside the DRX activation time and the measurement activation time. The time to obtain the available channel state information reference signal resources.
  • the first time is 80 ms.
  • the composition structure of the network device 900 includes:
  • the sending unit 901 is configured to send configuration information of the first timer to the terminal device;
  • the configuration information is used for the terminal device to perform RRM measurement based on the channel state information reference signal at the DRX activation time or the measurement activation time, and the measurement activation time is the time during which the first timer runs.
  • the configuration information includes: the duration of the first timer.
  • the start time of the first timer is the same as the start time of the DRX persistence timer; the running time of the DXR persistence timer is the DRX activation time.
  • the configuration information includes: the start time of the first timer and the duration of the first timer.
  • An embodiment of the present application further provides a terminal device, including a processor and a memory for storing a computer program that can run on the processor, wherein the processor is used to execute the above-mentioned terminal device when the computer program is running. Steps of the measurement method.
  • An embodiment of the present application also provides a network device, including a processor and a memory for storing a computer program that can run on the processor, where the processor is used to execute the above-mentioned network device when the computer program is running. Steps of the measurement method.
  • An embodiment of the present application also provides a chip, including a processor, configured to call and run a computer program from a memory, so that a device installed with the chip executes the measurement method performed by the above-mentioned terminal device.
  • An embodiment of the present application also provides a chip, including a processor, configured to call and run a computer program from a memory, so that a device installed with the chip executes the measurement method performed by the above-mentioned network device.
  • the embodiment of the present application also provides a storage medium storing an executable program, and when the executable program is executed by a processor, the measurement method executed by the above terminal device is implemented.
  • An embodiment of the present application further provides a storage medium storing an executable program, and the executable program is executed by a processor to implement the measurement method executed by the network device.
  • the embodiments of the present application also provide a computer program product, including computer program instructions, which cause a computer to execute the measurement method performed by the above-mentioned terminal device.
  • the embodiments of the present application also provide a computer program product, including computer program instructions, which cause a computer to execute the measurement method performed by the above-mentioned network device.
  • the embodiment of the present application also provides a computer program that enables a computer to execute the measurement method performed by the above terminal device.
  • An embodiment of the present application also provides a computer program that enables a computer to execute the measurement method performed by the above-mentioned network device.
  • FIG. 10 is a schematic diagram of the hardware composition structure of an electronic device (terminal device or network device) according to an embodiment of the present application.
  • the electronic device 700 includes: at least one processor 701, a memory 702, and at least one network interface 704.
  • the various components in the electronic device 700 are coupled together through the bus system 705.
  • the bus system 705 is used to implement connection and communication between these components.
  • the bus system 705 also includes a power bus, a control bus, and a status signal bus.
  • various buses are marked as the bus system 705 in FIG. 10.
  • the memory 702 may be a volatile memory or a non-volatile memory, and may also include both volatile and non-volatile memory.
  • the non-volatile memory can be ROM, Programmable Read-Only Memory (PROM), Erasable Programmable Read-Only Memory (EPROM), and electrically erasable Programmable read-only memory (EEPROM, Electrically Erasable Programmable Read-Only Memory), magnetic random access memory (FRAM, ferromagnetic random access memory), flash memory (Flash Memory), magnetic surface memory, optical disk, or CD-ROM (CD) -ROM, Compact Disc Read-Only Memory); Magnetic surface memory can be disk storage or tape storage.
  • the volatile memory may be a random access memory (RAM, Random Access Memory), which is used as an external cache.
  • RAM random access memory
  • SRAM static random access memory
  • SSRAM synchronous static random access memory
  • Synchronous Static Random Access Memory Synchronous Static Random Access Memory
  • DRAM Dynamic Random Access Memory
  • SDRAM Synchronous Dynamic Random Access Memory
  • DDRSDRAM Double Data Rate Synchronous Dynamic Random Access Memory
  • ESDRAM Enhanced Synchronous Dynamic Random Access Memory
  • SLDRAM synchronous connection dynamic random access memory
  • DRRAM Direct Rambus Random Access Memory
  • the memory 702 described in the embodiment of the present application is intended to include, but is not limited to, these and any other suitable types of memory.
  • the memory 702 in the embodiment of the present application is used to store various types of data to support the operation of the electronic device 700.
  • Examples of such data include: any computer program used to operate on the electronic device 700, such as the application program 7022.
  • the program for implementing the method of the embodiment of the present application may be included in the application program 7022.
  • the method disclosed in the foregoing embodiment of the present application may be applied to the processor 701 or implemented by the processor 701.
  • the processor 701 may be an integrated circuit chip with signal processing capabilities. In the implementation process, the steps of the foregoing method can be completed by an integrated logic circuit of hardware in the processor 701 or instructions in the form of software.
  • the aforementioned processor 701 may be a general-purpose processor, a digital signal processor (DSP, Digital Signal Processor), or other programmable logic devices, discrete gates or transistor logic devices, discrete hardware components, and the like.
  • the processor 701 may implement or execute the methods, steps, and logical block diagrams disclosed in the embodiments of the present application.
  • the general-purpose processor may be a microprocessor or any conventional processor or the like.
  • the steps of the method disclosed in the embodiments of the present application may be directly embodied as being executed and completed by a hardware decoding processor, or executed by a combination of hardware and software modules in the decoding processor.
  • the software module may be located in a storage medium, and the storage medium is located in the memory 702.
  • the processor 701 reads the information in the memory 702 and completes the steps of the foregoing method in combination with its hardware.
  • the electronic device 700 may be used by one or more application specific integrated circuits (ASIC, Application Specific Integrated Circuit), DSP, programmable logic device (PLD, Programmable Logic Device), and complex programmable logic device (CPLD). , Complex Programmable Logic Device), FPGA, general-purpose processor, controller, MCU, MPU, or other electronic components to implement the foregoing method.
  • ASIC Application Specific Integrated Circuit
  • DSP digital signal processor
  • PLD programmable logic device
  • CPLD complex programmable logic device
  • FPGA field-programmable Logic Device
  • controller MCU
  • MPU or other electronic components to implement the foregoing method.
  • These computer program instructions can also be stored in a computer-readable memory that can guide a computer or other programmable data processing equipment to work in a specific manner, so that the instructions stored in the computer-readable memory produce an article of manufacture including the instruction device.
  • the device implements the functions specified in one process or multiple processes in the flowchart and/or one block or multiple blocks in the block diagram.
  • These computer program instructions can also be loaded on a computer or other programmable data processing equipment, so that a series of operation steps are executed on the computer or other programmable equipment to produce computer-implemented processing, so as to execute on the computer or other programmable equipment.
  • the instructions provide steps for implementing the functions specified in one process or multiple processes in the flowchart and/or one block or multiple blocks in the block diagram.

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

Abstract

L'invention concerne un procédé de mesure, comprenant : un appareil terminal qui exécute, dans un temps actif de réception discontinue (DRX) ou un temps actif de mesure, une mesure de gestion de ressources radio (RRM) basée sur un signal de référence d'informations d'état de canal, le temps actif de mesure étant un temps pendant lequel un premier minuteur est en marche. L'invention concerne également un autre procédé de mesure, un appareil électronique et un support de stockage.
PCT/CN2019/128866 2019-12-26 2019-12-26 Procédé de mesure, appareil électronique et support de stockage WO2021128210A1 (fr)

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CN201980100982.2A CN114503486B (zh) 2019-12-26 2019-12-26 一种测量方法、电子设备及存储介质
PCT/CN2019/128866 WO2021128210A1 (fr) 2019-12-26 2019-12-26 Procédé de mesure, appareil électronique et support de stockage

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