WO2020258108A1 - Procédé et appareil de transmission de données basée drx - Google Patents

Procédé et appareil de transmission de données basée drx Download PDF

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Publication number
WO2020258108A1
WO2020258108A1 PCT/CN2019/093135 CN2019093135W WO2020258108A1 WO 2020258108 A1 WO2020258108 A1 WO 2020258108A1 CN 2019093135 W CN2019093135 W CN 2019093135W WO 2020258108 A1 WO2020258108 A1 WO 2020258108A1
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WO
WIPO (PCT)
Prior art keywords
terminal device
drx
indication information
information
switching function
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PCT/CN2019/093135
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English (en)
Chinese (zh)
Inventor
石聪
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.)
Filing date
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 PCT/CN2019/093135 priority Critical patent/WO2020258108A1/fr
Priority to CN201980073585.0A priority patent/CN113039837B/zh
Publication of WO2020258108A1 publication Critical patent/WO2020258108A1/fr

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    • 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

  • the embodiments of the present application relate to the field of communications, and more specifically, to a data transmission method and device based on Discontinuous Reception (DRX).
  • DRX Discontinuous Reception
  • the terminal equipment adopts the DRX mechanism to realize its energy saving.
  • the network device can configure the terminal device to "wake up” at a predetermined time and monitor the downlink control channel when it wakes up, or it can configure the terminal device to "sleep" at the time that the network device predicts, and do not need to monitor the downlink control channel during sleep. In this way, if the network device has data to be transmitted to the terminal device, the terminal device can be scheduled during the wake-up time of the terminal device, and the terminal device can reduce its energy consumption during the sleep time.
  • the NR-U adopts a listen before talk (LBT) mechanism. That is, before signal transmission on the unlicensed spectrum, channel listening is required. Only when the listening result is that the channel is free, the signal can be sent; if the result of channel listening on the unlicensed spectrum is channel occupation, The signal cannot be sent. Due to the uncertainty of signal transmission on unlicensed spectrum, in order to improve data transmission performance and reduce unnecessary energy consumption, it is necessary to effectively control the "wake-up" of terminal devices.
  • LBT listen before talk
  • the present application provides a DRX-based data transmission method and device, which can improve the data transmission performance in the NR-U system and reduce unnecessary energy consumption.
  • a DRX-based data transmission method including: a terminal device receives first indication information, where the first indication information is used to indicate activation or deactivation of a DRX switching function, and the DRX switching function is the The terminal device automatically switches the long DRX cycle to the short DRX cycle based on the long DRX cycle when no downlink transmission is detected.
  • a DRX-based data transmission method which includes: a terminal device activating or deactivating a DRX switching function according to a signal measurement result or according to the energy saving requirement of the terminal device, and the DRX switching function is the The terminal device automatically switches the long DRX cycle to the short DRX cycle based on the long DRX cycle when no downlink transmission is detected.
  • a DRX-based data transmission method including: a network device sends first indication information, the first indication information is used to instruct a terminal device to activate or deactivate a DRX switching function, and the DRX switching function is The terminal device is based on the function of automatically switching the long DRX cycle to the short DRX cycle when no downlink transmission is detected by the long DRX cycle.
  • a DRX-based data transmission method including: a network device receives third indication information, the third indication information is used to indicate that a terminal device activates or deactivates a DRX switching function, and the DRX switching function This is the function of automatically switching the long DRX cycle to the short DRX cycle when the terminal device does not detect the downlink transmission based on the long DRX cycle.
  • a terminal device in a fifth aspect, can execute the foregoing first aspect or the method in any optional implementation manner of the first aspect.
  • the terminal device may include a functional module for executing the foregoing first aspect or any possible implementation manner of the first aspect.
  • a terminal device in a sixth aspect, can execute the foregoing second aspect or any optional implementation method of the second aspect.
  • the terminal device may include a functional module for executing the foregoing second aspect or any possible implementation of the second aspect.
  • a network device which can execute the foregoing third aspect or any optional implementation method of the third aspect.
  • the network device may include a functional module for executing the foregoing third aspect or any possible implementation of the third aspect.
  • a network device in an eighth aspect, can execute the foregoing fourth aspect or any optional implementation method of the fourth aspect.
  • the network device may include a functional module for executing the foregoing fourth aspect or any possible implementation manner of the fourth aspect.
  • a terminal device including a processor and a memory.
  • the memory is used to store a computer program
  • the processor is used to call and run the computer program stored in the memory to execute the foregoing first aspect or the method in any possible implementation manner of the first aspect.
  • a terminal device including a processor and a memory.
  • the memory is used to store a computer program
  • the processor is used to call and run the computer program stored in the memory to execute the foregoing second aspect or any possible implementation method of the second aspect.
  • a network device including a processor and a memory.
  • the memory is used to store a computer program
  • the processor is used to call and run the computer program stored in the memory to execute the foregoing third aspect or any possible implementation method of the third aspect.
  • a network device including a processor and a memory.
  • the memory is used to store a computer program
  • the processor is used to call and run the computer program stored in the memory to execute the foregoing fourth aspect or any possible implementation method of the fourth aspect.
  • a communication device including a processor.
  • the processor is used to call and run a computer program from the memory, so that the device installed with the communication device executes the foregoing first aspect or the method in any possible implementation of the first aspect.
  • the communication device may be a chip, for example.
  • a communication device including a processor.
  • the processor is used to call and run a computer program from the memory, so that the device installed with the communication device executes the second aspect or the method in any possible implementation of the second aspect.
  • the communication device may be a chip, for example.
  • a communication device including a processor.
  • the processor is used to call and run a computer program from the memory, so that the device installed with the communication device executes the third aspect or the method in any possible implementation manner of the third aspect.
  • the communication device may be a chip, for example.
  • a communication device including a processor.
  • the processor is configured to call and run a computer program from the memory, so that the device installed with the communication device executes the foregoing fourth aspect or any possible implementation method of the fourth aspect.
  • the communication device may be a chip, for example.
  • a computer-readable storage medium is used to store a computer program that enables a computer to execute the method in the first aspect or any possible implementation of the first aspect.
  • a computer-readable storage medium is used to store a computer program that enables a computer to execute the above-mentioned second aspect or the method in any possible implementation of the second aspect.
  • a computer-readable storage medium is used to store a computer program that enables a computer to execute the method in the third aspect or any possible implementation of the third aspect.
  • a computer-readable storage medium is used to store a computer program that enables a computer to execute the foregoing fourth aspect or the method in any possible implementation manner of the fourth aspect.
  • a computer program product including computer program instructions that cause a computer to execute the foregoing first aspect or the method in any possible implementation manner of the first aspect.
  • a computer program product including computer program instructions that cause a computer to execute the foregoing second aspect or the method in any possible implementation of the second aspect.
  • a computer program product including computer program instructions that cause a computer to execute the foregoing third aspect or the method in any possible implementation manner of the third aspect.
  • a computer program product including computer program instructions that cause a computer to execute the foregoing fourth aspect or any possible implementation method of the fourth aspect.
  • a computer program which when run on a computer, causes the computer to execute the method in the first aspect or any possible implementation of the first aspect.
  • a computer program which, when run on a computer, causes the computer to execute the above-mentioned second aspect or any possible implementation of the second aspect.
  • a computer program which, when run on a computer, causes the computer to execute the third aspect or the method in any possible implementation manner of the third aspect.
  • a computer program which, when run on a computer, causes the computer to execute the foregoing fourth aspect or any possible implementation of the fourth aspect.
  • a communication system including terminal equipment and network equipment.
  • the network device is used to send first instruction information.
  • the terminal device is configured to receive first indication information.
  • the first indication information is used to indicate activation or deactivation of the DRX switching function
  • the DRX switching function is for the terminal device to automatically switch the long DRX cycle to the short DRX cycle when the terminal device does not detect downlink transmission based on the long DRX cycle Features.
  • a communication system including terminal equipment and network equipment.
  • the terminal device is used for: performing reference signal measurement; activating or deactivating the DRX switching function according to the measurement result; sending third indication information, which is used to indicate that the terminal device activates or deactivating the DRX switching function.
  • the network device is configured to receive the third indication information.
  • the DRX switching function is a function of automatically switching the long DRX cycle to the short DRX cycle when the terminal device does not detect the downlink transmission based on the long DRX cycle.
  • the network device instructs whether to activate or deactivate the DRX switching function of the terminal device by sending instruction information.
  • the terminal device activates or deactivates the DRX switching function according to the instruction information sent by the network device, so that the DRX switching function of the terminal device is enabled.
  • the function matches with its demand, the DRX switching function is activated when necessary, and the DRX switching function can be deactivated when it is not necessary to reduce unnecessary energy consumption.
  • Fig. 1 is a schematic diagram of a possible wireless communication system applied by an embodiment of the present application.
  • Figure 2 is a schematic diagram of a long DRX cycle and a short DRX cycle.
  • FIG. 3 is a schematic flowchart interaction diagram of a discontinuous reception method according to an embodiment of the present application.
  • Fig. 4 is a flow interaction diagram of a possible implementation of the method shown in Fig. 3.
  • Fig. 5 is a flow interaction diagram of a possible implementation of the method shown in Fig. 3.
  • FIG. 6 is a schematic flowchart interaction diagram of a discontinuous reception method according to another embodiment of the present application.
  • Fig. 7 is a schematic block diagram of a terminal device according to an embodiment of the present application.
  • FIG. 8 is a schematic block diagram of a terminal device according to an embodiment of the present application.
  • Fig. 9 is a schematic block diagram of a network device according to an embodiment of the present application.
  • Fig. 10 is a schematic block diagram of a network device according to an embodiment of the present application.
  • FIG. 11 is a schematic structural diagram of a communication device according to an embodiment of the present application.
  • FIG. 12 is a schematic structural diagram of a communication device according to an embodiment of the present application.
  • FIG. 13 is a schematic block diagram of a communication system according to an embodiment of the present application.
  • FIG. 14 is a schematic block diagram of a communication system according to another embodiment of the present application.
  • GSM Global System of Mobile Communication
  • CDMA Code Division Multiple Access
  • WCDMA broadband code division multiple access
  • LTE Long Term Evolution
  • FDD Frequency Division Duplex
  • TDD Time Division Duplex
  • LTE-A advanced Advanced long term evolution
  • NR New Radio
  • NR NR system evolution system
  • LTE-based access to unlicensed spectrum LTE-U System
  • NR-based access to unlicensed spectrum NR-U system on unlicensed spectrum
  • Universal Mobile Telecommunication System UMTS
  • WLAN Wireless Local Area Networks
  • WiFi Wireless Fidelity
  • future 5G systems or other communication systems etc.
  • the communication system 100 applied in the embodiment of the present application is shown in FIG. 1.
  • 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 ( Evolutional Node B, eNB or eNodeB), or the wireless controller in Cloud Radio Access Network (CRAN), or the network device 110 may be a mobile switching center, a relay station, an access point, a vehicle 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
  • eNB evolved base station
  • CRAN Cloud Radio Access Network
  • the network device 110 may be a mobile switching center, a relay station, an access point, a vehicle Wearable devices, hubs, switches, bridges, routers, network-side devices in 5G networks, or network devices in the future evolution of Public Land
  • the wireless communication system 100 also includes at least one terminal device 120 located within the coverage area of the network device 110.
  • the terminal device 120 may be mobile or fixed.
  • the terminal device 120 may refer to a user equipment, an access terminal, a user unit, a user station, a mobile station, a remote station, a remote terminal, a mobile device, a user terminal, a terminal, a wireless communication device, a user agent, or a user device.
  • the terminal device can also 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 the future 5G network, or future evolution of the public land mobile network (Public Land Mobile Network, PLMN) Terminal equipment, etc., this embodiment of the present application does not limit this.
  • D2D direct terminal
  • the network device 110 may provide services for a cell, and the terminal device 120 communicates with the network device 110 through transmission resources used by the cell, such as frequency domain resources, or spectrum resources.
  • the cell may be a cell corresponding to the network device 110, and the cell may belong to a macro base station or a base station corresponding to a small cell (Small cell).
  • the small cells here can include: Metro cells, Micro cells, Pico cells, Femto cells, etc. These small cells have the characteristics of small coverage and low transmit power. , Suitable for providing high-speed data transmission services.
  • the wireless communication system 100 may include a plurality of network devices, and the coverage area of each network device may include other numbers of terminal devices.
  • the wireless communication system 100 may also include other network entities such as a network controller and a mobility management entity.
  • CA Carrier Aggregation
  • DC Dual Connectivity
  • SA Standalone
  • NR single cell scenario Wait NR single cell scenario Wait.
  • the working frequency band (Band) of NR-U is 5GHz unlicensed spectrum and 6GHz unlicensed spectrum.
  • the design of NR-U should ensure fairness with other systems that already work on these unlicensed spectrums, such as Wireless Fidelity (WiFi). That is, the impact of NR-U on systems that have been deployed on unlicensed spectrum cannot exceed the impact between these systems.
  • WiFi Wireless Fidelity
  • the general energy detection mechanism is the LBT mechanism.
  • the basic principle of the mechanism is that the transmitter needs to listen for a period of time according to regulations before transmitting data on the unlicensed spectrum. If the result of the listening indicates that the channel is idle, the transmitting end can transmit data to the receiving end. If the listening result indicates that the channel is in an occupied state, the transmitting end needs to back off for a period of time according to regulations before continuing to listen to the channel until the channel listening result is idle before transmitting data to the receiving end.
  • the network device can configure the DRX switching function for the terminal device, so that the terminal device discontinuously monitors the Physical Downlink Control Channel (PDCCH), and the terminal device can periodically enter the sleep state at certain times. Do not monitor the PDCCH, but wake up from the sleep state when the PDCCH needs to be monitored, so that the terminal device can save power.
  • PDCCH Physical Downlink Control Channel
  • FIG. 2 is a schematic diagram of a typical DRX cycle (DRX Cycle).
  • the T1 period is the wake-up time of the terminal device, which is called On Duration
  • the T2 period is the sleep time of the terminal device, which may be called the DRX opportunity (Opportunity for DRX).
  • the wake-up duration of the terminal device can be controlled by a DRX duration timer (drx-onDurationTimer), and the timing duration of the DRX duration timer is T1.
  • the terminal device needs to continuously monitor the PDCCH during the wake-up time T1, but may not monitor the PDCCH during the sleep time T2. The longer the T2 time, the lower the energy consumption of the terminal equipment.
  • Each Medium Access Control (MAC) entity corresponds to a DRX configuration.
  • the DRX configuration may include the aforementioned DRX duration timer.
  • the DRX configuration may also include other DRX timers, so as to jointly adjust the wake-up time of the terminal device.
  • the other DRX timers include, for example:
  • the DRX inactivity timer indicates how long it needs to continue monitoring after the terminal device successfully detects the PDCCH;
  • the short DRX cycle timer indicates the duration of the terminal device following the short DRX cycle
  • the DRX downlink retransmission timer (drx-RetransmissionTimerDL) is used for the terminal device to receive the downlink retransmission schedule, indicating the length of time that the terminal device needs to continuously monitor in order to receive the desired downlink retransmission schedule;
  • DRX downlink hybrid automatic repeat request Hybrid Automatic Repeat reQuest, HARQ
  • Hybrid Automatic Repeat reQuest, HARQ Hybrid Automatic Repeat reQuest, HARQ
  • RTT Round-Trip Time
  • HARQ-RTT-TimerDL DRX downlink hybrid automatic repeat request (Hybrid Automatic Repeat reQuest, HARQ) round-trip time (Round-Trip Time, RTT) timer (HARQ-RTT-TimerDL) is used by the terminal device to receive the downlink retransmission schedule, indicating that the terminal device receives the expectation The length of time to wait before the downlink retransmission scheduling.
  • the network device can also configure other DRX parameters for the terminal device, such as short DRX cycle (drx-ShortCyc), long DRX cycle, DRX start subframe offset (drx-LongCycleStartOffset), DRX slot offset (drx -SlotOffset), etc.; and configure other DRX timers, such as random access contention resolution timer (ra-ContentionResolutionTimer), DRX uplink retransmission timer (drx-RetransmissionTimerUL), DRX uplink HARQ round trip time timer (HARQ-RTT- TimerUL) and so on.
  • DRX parameters for the terminal device such as short DRX cycle (drx-ShortCyc), long DRX cycle, DRX start subframe offset (drx-LongCycleStartOffset), DRX slot offset (drx -SlotOffset), etc.
  • other DRX timers such as random access contention resolution timer (r
  • the long DRX cycle is the default configuration
  • the short DRX cycle is an optional configuration
  • the conversion between the long DRX cycle and the short DRX cycle can be performed in the following ways:
  • the terminal device uses the short DRX cycle: (1) The DRX inactivity timer (drx-InactivityTimer) expires; (2) The terminal device receives the DRX command MAC CE (DRX Command MAC CE);
  • the terminal device uses the long DRX cycle: (1) the short DRX cycle timer (Drx-shortCycleTimer) expires; (2) the terminal device receives the long DRX command MCA CE (long DRX command MAC CE).
  • Drx-shortCycleTimer the short DRX cycle timer
  • the active time of the terminal device includes the following situations:
  • DRX duration timer (drx-onDurationTimer), DRX inactivity timer (drx-InactivityTimer), DRX downlink retransmission timer (drx-RetransmissionTimerDL), DRX uplink retransmission timer (drx-RetransmissionTimerUL) and random Any one of the access contention resolution timers (ra-ContentionResolutionTimer) is running;
  • the terminal device sends (Scheduling Request, SR) on PUCCH and is pending (pending);
  • the Hybrid Automatic Repeat Request (HARQ) of the terminal device has data in the buffer and waits for an uplink grant (UL grant) for HARQ retransmission;
  • the terminal device successfully receives a random access response (Random Access Response, RAR) in response to a preamble that is not selected by the MAC entity, but does not receive an indication of the initial transmission of the cell wireless network temporary using the MAC entity.
  • RAR Random Access Response
  • PDCCH Cell Radio Network Temporary Identifier, C-RNTI
  • NR-U due to the uncertainty of signal transmission on the unlicensed spectrum, it may happen that the network device expects to schedule the terminal device during the Active Time of the terminal device but cannot schedule the terminal because the channel on the unlicensed spectrum is unavailable. Circumstances, thereby increasing the service delay and affecting user experience. Therefore, if the terminal device does not monitor any downlink transmission during the wake-up period based on the long DRX cycle, it can automatically switch the long DRX cycle to the short DRX cycle.
  • the terminal device when no downlink data is detected, it may be that the network device originally expected to schedule the terminal device at the time the terminal device "woke up", but the terminal device cannot be scheduled because the channel is not available, or it may be a network device No downlink data is sent to the terminal device. The terminal device cannot distinguish the above two situations. If the network device does not send downlink data to the terminal device, the terminal device switches from a long DRX cycle to a short DRX cycle, which will increase unnecessary energy consumption.
  • the embodiment of the present application proposes a DRX-based data transmission method, which can effectively control the "wake-up" of the terminal device, and while improving the data transmission performance, it takes into account the energy consumption of the terminal device.
  • Fig. 3 is a DRX-based data transmission method according to an embodiment of the present application.
  • the method 300 shown in FIG. 3 may be executed by a terminal device and a network device.
  • the terminal device is, for example, the terminal device 120 shown in FIG. 1
  • the network device is, for example, the network device 110 shown in FIG. 1.
  • the method 300 includes all or part of the following steps.
  • the network device sends the first indication information to the terminal device.
  • the terminal device receives the first indication information sent by the network device.
  • the first indication information is used to indicate activation or deactivation of the DRX switching function.
  • the terminal device activates or deactivates the DRX switching function according to the first indication information.
  • the DRX switching function is: when the terminal device does not detect the downlink transmission based on the long DRX cycle, it automatically switches the long DRX cycle to the short DRX cycle.
  • the terminal device When the DRX switching function is activated, if the terminal device does not monitor the downlink transmission within the activation time, for example, during the timing of the DRX-onDurationTimer (drx-onDurationTimer), it can automatically switch the long DRX cycle to the short DRX cycle;
  • the DRX switching function When the DRX switching function is deactivated, if the terminal device does not monitor the downlink transmission during the activation time, for example, during the DRX-onDurationTimer (drx-onDurationTimer) timing period, the terminal device will not automatically switch the long DRX cycle to the short DRX cycle, but continue to use long DRX cycle.
  • the network device may determine whether to activate or deactivate the DRX switching function according to the requirements of the terminal device, such as energy saving requirements or channel quality, and indicate to the terminal device through the first indication information.
  • the terminal device activates or deactivates its DRX switching function according to the instructions of the first indication information, so that the DRX switching function matches its requirements, and reduces unnecessary energy consumption while ensuring data transmission performance.
  • the first indication information may be carried in, for example, radio resource control (Radio Resource Control, RRC) signaling or medium access control (Medium Access Control, MAC) control element (Control Element, CE).
  • RRC Radio Resource Control
  • MAC Medium Access Control
  • the network device can determine whether to activate or deactivate the DRX switching function of the terminal device in the following two ways.
  • the method further includes some or all of 340, 350, and 360.
  • the terminal device sends the second indication information to the network device.
  • the network device receives the second indication information sent by the terminal device.
  • the second indication information is used to indicate whether the terminal device needs to save energy.
  • the network device determines the first indication information according to the second indication information.
  • the first indication information when the second indication information indicates that the terminal device needs to save energy, the first indication information is used to indicate to deactivate the DRX switching function; when the second indication information indicates that the terminal device does not need to save energy, the first indication information is used to indicate activation The DRX switching function.
  • the network device determines whether to activate or deactivate the DRX switching function of the terminal device based on the energy-saving requirements of the terminal device, so that the DRX switching function matches the energy-saving requirements of the terminal device, and avoids the DRX switching function from bringing to the terminal device Unnecessary energy consumption.
  • the terminal device may send second indication information to the network device to indicate that it expects to save energy.
  • the network device After receiving the second instruction information, the network device sends the first instruction information to the terminal device to instruct the terminal device to deactivate the DRX switching function, so that the terminal device deactivates its DRX switching function based on the first instruction information to save energy consumption.
  • the terminal device may send the second indication information to the network device to indicate that it has no energy saving requirement.
  • the network device After receiving the second instruction information, the network device sends the first instruction information to the terminal device to instruct the terminal device to activate the DRX switching function, so that the terminal device activates its DRX switching function based on the first instruction information to ensure timely reception of the network device scheduling Data, reduce data transmission delay.
  • the second indication information may be carried in RRC signaling, MAC CE, or PDCCH, for example.
  • the terminal device needs to send the second indication information after the DRX switching timer expires.
  • the terminal device starts or restarts the DRX switching time timer when sending the second indication information.
  • the network device may configure the DRX switching timer for the terminal device. For example, the network device may configure the DRX switching timer through RRC signaling. The timing duration of the DRX switching timer is the minimum time interval for the terminal device to report the second indication information. After the DRX switching timer expires, the terminal device can send the second indication information to the network device based on its own power saving requirement, where each time the second indication information is sent, the terminal device restarts the DRX switching timer.
  • the method further includes some or all of 370, 380, and 390.
  • the terminal device reports the measurement result of the reference signal.
  • the measurement result includes, for example, reference signal receiving power (Reference Signal Receiving Power, RSRP) and/or reference signal receiving quality (Reference Signal Receiving Quality, RSRQ) measurement results.
  • RSRP Reference Signal Receiving Power
  • RSRQ Reference Signal Receiving Quality
  • the network device receives the measurement result reported by the terminal device.
  • the network device determines the first indication information according to the measurement result.
  • the terminal device measures the reference signal, obtains the measurement result, and reports it.
  • the network device determines whether to activate or deactivate the DRX switching function of the terminal device based on the signal measurement result of the terminal device, so that the DRX switching function is matched with the current channel quality, and the data transmission performance is improved while taking into account the energy consumption of the terminal device.
  • the signal measurement result reported by the terminal device may be the measurement result of the RSRP and RSRQ of the reference signal in the cell by the terminal device.
  • the embodiments of this application do not make any limitation on these measurement quantities. Any measurement quantity that can reflect the channel quality can be used to determine whether to activate or deactivate the DRX switching function.
  • the terminal equipment measures RSRP and RSRQ of the reference signal.
  • the first indication information is used to instruct to activate the DRX switching function; the network device determines that the RSRP is greater than the second RSRP threshold and/or the RSRQ When it is greater than the second RSRQ threshold, the first indication information is used to indicate to deactivate the DRX switching function.
  • the network device instructs the terminal device to activate the DRX switching function through the first indication information, so that when the terminal device does not detect downlink data during the activation period, it automatically switches from the long DRX cycle to the short DRX cycle, which increases the success of data scheduling. Rate, to ensure that the downlink data can be received in time.
  • the network device instructs the terminal device to deactivate its DRX switching function through the first indication information, thereby reducing the energy consumption of the terminal device.
  • the above method 1 considers the power saving requirements of the terminal equipment.
  • the network equipment determines whether the terminal device has the current power saving requirement to activate or deactivate the DRX switching function, which better meets the power saving requirements of the user.
  • Method 2 considers the current channel quality. For terminal equipment with insufficient channel quality, instruct it to activate the DRX switching function, and automatically switch from the long DRX cycle to the short DRX cycle when no downlink data is detected based on the long DRX cycle. , To increase the wake-up frequency, thereby increasing the probability of successfully receiving downlink data.
  • Fig. 6 is a DRX-based data transmission method according to another embodiment of the present application.
  • the method 600 shown in FIG. 6 may be executed by a terminal device and a network device.
  • the terminal device is, for example, the terminal device 120 shown in FIG. 1
  • the network device is, for example, the network device 110 shown in FIG. 1.
  • the method 600 includes all or part of the following steps.
  • the terminal device activates or deactivates the DRX switching function.
  • the DRX switching function is a function of automatically switching the long DRX cycle to the short DRX cycle when the terminal device does not detect the downlink transmission based on the long DRX cycle.
  • the terminal device When the DRX switching function is activated, if the terminal device does not monitor the downlink transmission within the activation time, for example, during the timing of the DRX-onDurationTimer (drx-onDurationTimer), it can automatically switch the long DRX cycle to the short DRX cycle;
  • the DRX switching function When the DRX switching function is deactivated, if the terminal device does not monitor the downlink transmission during the activation time, for example, during the DRX-onDurationTimer (drx-onDurationTimer) timing period, the terminal device will not automatically switch the long DRX cycle to the short DRX cycle, but continue to use long DRX cycle.
  • the terminal device may independently determine whether to activate or deactivate its DRX switching function without an instruction from the network device. Compared with the method shown in Figure 3, the signaling overhead of this method is smaller.
  • the terminal device may activate or deactivate the DRX switching function according to the signal measurement result.
  • the terminal equipment measures the reference signal and obtains the measurement result.
  • the terminal device determines whether to activate or deactivate its DRX switching function according to the signal measurement result, so that the DRX switching function matches the current channel quality, improves data transmission performance, and takes into account the energy consumption of the terminal device.
  • the signal measurement result reported by the terminal device may be the measurement result of the RSRP and RSRQ of the reference signal in the cell by the terminal device.
  • the embodiments of this application do not make any limitation on these measurement quantities. Any measurement quantity that can reflect the channel quality can be used to determine whether to activate or deactivate the DRX switching function.
  • the terminal device when the terminal device measures the RSRP and RSRQ of the reference signal and determines that the RSRP is less than the first RSRP threshold and/or the RSRQ is less than the first RSRQ threshold, the terminal device activates the DRX switching function; the terminal device determines that the RSRP is greater than the second RSRP threshold And/or when the RSRQ is greater than the second RSRQ threshold, the terminal device deactivates the DRX switching function.
  • the terminal device activates its DRX switching function, so that when the terminal device does not detect downlink data during the activation period, it automatically switches from long DRX to short DRX cycle, which increases the success rate of data scheduling and ensures that the downlink data can be Receive in time.
  • the terminal device deactivates its DRX switching function, thereby reducing unnecessary energy consumption.
  • the terminal device can activate or deactivate the DRX switching function based on its own energy saving requirements.
  • the terminal device deactivates the DRX switching function when energy saving is required, and activates the DRX switching function when there is no energy saving requirement. If the DRX switching function is currently active, and the terminal device currently has energy saving requirements, for example, when the terminal device is currently in low power, the terminal device can deactivate its DRX switching function to save energy consumption. If the DRX switching function is currently in a deactivated state, and the terminal device currently has no energy saving requirement, the terminal device can activate its DRX switching function to ensure timely reception of data scheduled by the network device and reduce data transmission delay.
  • the method further includes 620 and 630.
  • the terminal device sends third indication information.
  • the network device receives the third indication information.
  • the third indication information is used to indicate that the terminal device activates or deactivates the DRX switching function.
  • the terminal device may send third indication information to the network device to inform the network device that it has activated or deactivated the DRX switching function autonomously.
  • the third indication information may be, for example, the measurement report of the aforementioned signal measurement, or may also be display indication signaling such as RRC signaling or MAC CE.
  • the terminal device autonomously activates or deactivates its DRX switching function, in addition to determining whether to activate or deactivate the DRX switching function through signal measurement results, it may also autonomously determine whether to activate or deactivate the DRX switching function through other methods.
  • the method further includes: the network device sends configuration information to the terminal device.
  • the configuration information includes DRX configuration parameters and/or signal measurement information.
  • the terminal device receives the configuration information.
  • the DRX configuration parameter includes at least one of the following: long DRX cycle information, short DRX cycle information, and DRX duration timer (drx-onDurationTimer) information.
  • the DRX configuration parameters may also include the aforementioned other DRX timers.
  • the signal measurement information includes, for example, at least one of the following: a measurement object, a measurement quantity, a reporting method of a measurement result, and a measurement threshold.
  • the measurement object includes, for example, the serving cell measured by the terminal device; the measurement quantity includes, for example, RSRP, RSRQ, SINR, etc.; the method of reporting the measurement result includes, for example, periodic reporting or event-triggered reporting; the measurement threshold is used to determine whether to activate or
  • the deactivation of the DRX switching function can be, for example, the aforementioned first RSRP threshold, second RSRP threshold, first RSRQ threshold, and second RSRQ threshold.
  • the configuration information sent by the network device to the terminal device may be carried in RRC signaling.
  • the terminal device After the terminal device receives the DRX configuration parameter sent by the network device, it executes the DRX mechanism based on the DRX configuration parameter and activates the DRX switching function.
  • the DRX switching function is initially active.
  • the DRX switching function can also be initially in the deactivated state by default, and the terminal device will not activate the DRX switching function after receiving the DRX configuration parameters sent by the network device, but will make the DRX switching function in the deactivated state.
  • whether the DRX switching function is initially activated or deactivated can be instructed by the network device.
  • the network device may display and instruct the terminal device to activate or deactivate the DRX switching function through RRC signaling.
  • the terminal device receives the RRC signaling, it can not only obtain the DRX configuration parameters from it, but also obtain an indication information, which is used to indicate whether the DRX switching function is activated. If the indication information indicates to activate the DRX switching function, the terminal device sets the initial DRX switching function to be activated, and if the indication information indicates to deactivate the DRX switching function, the terminal device sets the initial DRX switching function to be inactivated.
  • the indication information when the indication information defaults, it may indicate that the DRX switching function is initially in a deactivated state. That is, if the terminal device does not obtain the indication information, it can be considered that the DRX switching function is initially in a deactivated state.
  • the size of the sequence number of the above-mentioned processes does not mean the order of execution.
  • the execution order of each process should be determined by its function and internal logic, and should not correspond to the implementation process of this embodiment Constitute any limitation.
  • FIG. 7 is a schematic block diagram of a terminal device 700 according to an embodiment of the present application. As shown in FIG. 7, the terminal device 700 includes a receiving unit 710 and a sending unit 720.
  • the receiving unit 710 is configured to receive first indication information, where the first indication information is used to indicate activation or deactivation of the DRX switching function, and the DRX switching function is that the terminal device does not detect downlink transmission based on the long DRX cycle The function of automatically switching the long DRX cycle to the short DRX cycle.
  • the network device indicates whether to activate or deactivate the DRX switching function of the terminal device by sending instruction information.
  • the terminal device activates or deactivates the DRX switching function according to the instruction information sent by the network device, so that the DRX switching function of the terminal device meets its requirements.
  • the DRX switching function is activated when necessary, and the DRX switching function can be deactivated when it is not necessary to reduce unnecessary energy consumption.
  • the sending unit 720 is configured to send second indication information, the second indication information is used to indicate whether the terminal device needs to save energy, and the second indication information is used to determine the first indication information .
  • the first indication information is used to indicate to deactivate the DRX switching function; the second indication information indicates that the terminal device does not need to save energy At this time, the first indication information is used to indicate the activation of the DRX switching function.
  • the sending unit 720 is specifically configured to send the second indication information after the DRX switching timer expires.
  • the terminal device further includes: a processing unit, configured to restart the DRX switching timer when the sending unit sends the second indication information.
  • the second indication information is carried in RRC signaling, MAC CE, or PDCCH.
  • the sending unit 720 is further configured to report a measurement result of the reference signal, and the measurement result is used to determine the first indication information.
  • the measurement result includes a measurement result of RSRP and/or RSRQ.
  • the first indication information is used to instruct to activate the DRX switching function; the RSRP is greater than the second RSRP threshold and /Or when the RSRQ is greater than the second RSRQ threshold, the first indication information is used to instruct to deactivate the DRX switching function.
  • the receiving unit 710 is further configured to receive configuration information, where the configuration information includes DRX configuration parameters and/or signal measurement information.
  • the DRX configuration parameter includes at least one of the following: long DRX cycle information, short DRX cycle information, and DRX duration timer information.
  • the signal measurement information includes at least one of the following: a measurement object, a measurement quantity, and a reporting manner of the measurement result.
  • terminal device 700 can perform corresponding operations performed by the terminal device in the method shown in FIG. 3, and for the sake of brevity, details are not described herein again.
  • FIG. 8 is a schematic block diagram of a terminal device 800 according to an embodiment of the present application. As shown in FIG. 8, the terminal device 800 includes a processing unit 810 and a sending unit 820.
  • the processing unit 810 is configured to: activate or deactivate the DRX switching function according to the signal measurement result, or according to the energy-saving requirements of the terminal device, the DRX switching function is that the terminal device does not detect downlink transmission based on the long DRX cycle The function of automatically switching the long DRX cycle to the short DRX cycle.
  • the terminal device activates or deactivates the DRX switching function according to the signal measurement result, so that the DRX switching function of the terminal device matches the current channel quality, which improves the data transmission performance while taking into account the energy consumption of the terminal device.
  • the measurement result includes a measurement result of RSRP and/or RSRQ.
  • the processing unit 810 is specifically configured to activate the DRX switching function when the RSRP is less than a first RSRP threshold and/or when the RSRQ is less than a first RSRQ threshold; and the RSRP is greater than a second RSRP threshold and /Or when the RSRQ is greater than the second RSRQ threshold, deactivate the DRX switching function.
  • the processing unit 810 is specifically configured to: when the terminal device needs to save energy, deactivate the DRX switching function; when the terminal device does not need to save energy, activate the DRX switching function.
  • the sending unit 820 is configured to send third indication information, where the third indication information is used to indicate that the terminal device activates or deactivates the DRX switching function.
  • the terminal device further includes: a receiving unit, configured to receive configuration information, where the configuration information includes DRX configuration parameters and/or signal measurement information.
  • a receiving unit configured to receive configuration information, where the configuration information includes DRX configuration parameters and/or signal measurement information.
  • the DRX configuration parameter includes at least one of the following: long DRX cycle information, short DRX cycle information, and DRX duration timer information.
  • the signal measurement information includes at least one of the following: a measurement object, a measurement quantity, a reporting manner of a measurement result, and a measurement threshold.
  • terminal device 800 can perform the corresponding operations performed by the terminal device in the method shown in FIG. 6, which is not repeated here for brevity.
  • FIG. 9 is a schematic block diagram of a network device 900 according to an embodiment of the present application.
  • the network device 900 includes a sending unit 910, a receiving unit 920, and a processing unit 930.
  • the sending unit 920 is configured to send first indication information, where the first indication information is used to instruct a terminal device to activate or deactivate a DRX switching function, and the DRX switching function is that the terminal device does not detect that based on the long DRX cycle The function of automatically switching the long DRX cycle to the short DRX cycle during downlink transmission.
  • the network device indicates whether to activate or deactivate the DRX switching function of the terminal device by sending instruction information.
  • the terminal device activates or deactivates the DRX switching function according to the instruction information sent by the network device, so that the DRX switching function of the terminal device meets its requirements.
  • the DRX switching function is activated when necessary, and the DRX switching function can be deactivated when it is not necessary to reduce unnecessary energy consumption.
  • the receiving unit 920 is configured to receive second indication information, where the second indication information is used to indicate whether the terminal device needs to save energy; the processing unit 930 is configured to determine according to the second indication information The first indication information.
  • the first indication information is used to indicate; when the second indication information indicates that the terminal device does not need to save energy, the first indication The information is used to indicate the activation of the DRX switching function.
  • the second indication information is carried in RRC signaling, MAC CE, or PDCCH.
  • the receiving unit 920 is configured to receive the measurement result of the reference signal reported by the terminal device; the processing unit 930 is configured to determine the first indication information according to the measurement result.
  • the measurement result includes a measurement result of RSRP and/or RSRQ.
  • the first indication information is used to instruct to activate the DRX switching function; the RSRP is greater than the second RSRP threshold and /Or when the RSRQ is greater than the second RSRQ threshold, the first indication information is used to instruct to deactivate the DRX switching function.
  • the sending unit 910 is further configured to send configuration information, where the configuration information includes DRX parameters and/or signal measurement information.
  • the DRX configuration parameter includes at least one of the following: long DRX cycle information, short DRX cycle information, and DRX duration timer information.
  • the signal measurement information includes at least one of the following: a measurement object, a measurement quantity, and a reporting manner of the measurement result.
  • the network device 900 can perform the corresponding operations performed by the network device in the method shown in FIG. 3, which is not repeated here for brevity.
  • FIG. 10 is a schematic block diagram of a network device 1000 according to an embodiment of the present application. As shown in FIG. 10, the network device 1000 includes a receiving unit 1010 and a sending unit 1020.
  • the receiving unit 1010 is configured to receive third indication information, the third indication information is used to indicate that the terminal device activates or deactivates the DRX switching function, and the DRX switching function is that the terminal device does not detect based on the long DRX cycle The function of automatically switching the long DRX cycle to the short DRX cycle when it is downlink transmission.
  • the terminal equipment activates or deactivates the DRX switching function according to the signal measurement results, and informs the network equipment that it activates or deactivates the DRX switching function, so that the DRX switching function of the terminal equipment matches the current channel quality, which improves data transmission.
  • the energy consumption of terminal equipment is taken into account.
  • the sending unit 1020 is configured to send configuration information, where the configuration information includes DRX parameters and/or signal measurement information.
  • the DRX configuration parameter includes at least one of the following: long DRX cycle information, short DRX cycle information, and DRX duration timer information.
  • the signal measurement information includes at least one of the following: a measurement object, a measurement quantity, a reporting manner of a measurement result, and a measurement threshold.
  • the network device 1000 can perform the corresponding operations performed by the network device in the method shown in FIG. 6, which is not repeated here for brevity.
  • FIG. 11 is a schematic structural diagram of a communication device 1100 according to an embodiment of the present application.
  • the communication device 1100 shown in FIG. 11 includes a processor 1110, and the processor 1110 can call and run a computer program from a memory to implement the method in the embodiment of the present application.
  • the communication device 1100 may further include a memory 1120.
  • the processor 1110 may call and run a computer program from the memory 1120 to implement the method in the embodiment of the present application.
  • the memory 1120 may be a separate device independent of the processor 1110, or may be integrated in the processor 1110.
  • the communication device 1100 may further include a transceiver 1130, and the processor 1110 may control the transceiver 1130 to communicate with other devices. Specifically, it may send information or data to other devices, or receive other devices. Information or data sent by the device.
  • the transceiver 1130 may include a transmitter and a receiver.
  • the transceiver 1130 may further include an antenna, and the number of antennas may be one or more.
  • the communication device 1100 may specifically be a terminal device of an embodiment of the application, and the communication device 1100 may implement the corresponding process implemented by the terminal device in each method of the embodiment of the application. For brevity, details are not repeated here. .
  • the communication device 1100 may specifically be a network device in an embodiment of the application, and the communication device 1100 may implement the corresponding process implemented by the network device in each method of the embodiment of the application. For brevity, details are not repeated here. .
  • FIG. 12 is a schematic structural diagram of a communication device according to an embodiment of the present application.
  • the apparatus 1200 shown in FIG. 12 includes a processor 1210, and the processor 1210 can call and run a computer program from a memory to implement the method in the embodiment of the present application.
  • the apparatus 1200 may further include a memory 1220.
  • the processor 1210 can call and run a computer program from the memory 1220 to implement the method in the embodiment of the present application.
  • the memory 1220 may be a separate device independent of the processor 1210, or it may be integrated in the processor 1210.
  • the device 1200 may further include an input interface 1230.
  • the processor 1210 can control the input interface 1230 to communicate with other devices or chips, and specifically, can obtain information or data sent by other devices or chips.
  • the device 1200 may further include an output interface 1240.
  • the processor 1210 can control the output interface 1240 to communicate with other devices or chips, specifically, can output information or data to other devices or chips.
  • the apparatus 1200 may be applied to the network equipment in the embodiments of the present application, and the communication apparatus may implement the corresponding processes implemented by the network equipment in the various methods of the embodiments of the present application.
  • the communication apparatus may implement the corresponding processes implemented by the network equipment in the various methods of the embodiments of the present application.
  • details are not described herein again.
  • the device 1200 can be applied to the terminal device in the embodiment of the present application, and the communication device can implement the corresponding process implemented by the terminal device in each method of the embodiment of the present application.
  • the communication device can implement the corresponding process implemented by the terminal device in each method of the embodiment of the present application.
  • the device 1200 may be a chip.
  • the chip may also be a system-on-chip, a system-on-chip, a system-on-chip, or a system-on-chip.
  • the processor in the embodiment of the present application may be an integrated circuit chip with signal processing capability.
  • the steps of the foregoing method embodiments can be completed by hardware integrated logic circuits in the processor or instructions in the form of software.
  • the aforementioned processor may be a general-purpose processor, a digital signal processor (Digital Signal Processor, DSP), an application specific integrated circuit (ASIC), a ready-made programmable gate array (Field Programmable Gate Array, FPGA) or other Programming logic devices, discrete gates or transistor logic devices, discrete hardware components.
  • DSP Digital Signal Processor
  • ASIC application specific integrated circuit
  • FPGA ready-made programmable gate array
  • the methods, steps, and logical block diagrams disclosed in the embodiments of the present application can be implemented or executed.
  • the general-purpose processor may be a microprocessor or the processor may also be 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 and completed by a combination of hardware and software modules in the decoding processor.
  • the software module can be located in a mature storage medium in the field such as random access memory, flash memory, read-only memory, programmable read-only memory, or electrically erasable programmable memory, registers.
  • the storage medium is located in the memory, and the processor reads the information in the memory and completes the steps of the above method in combination with its hardware.
  • the memory in the embodiments of the present application may be volatile memory or non-volatile memory, or may include both volatile and non-volatile memory.
  • the non-volatile memory can be read-only memory (Read-Only Memory, ROM), programmable read-only memory (Programmable ROM, PROM), erasable programmable read-only memory (Erasable PROM, EPROM), and electrically available Erase programmable read-only memory (Electrically EPROM, EEPROM) or flash memory.
  • the volatile memory may be a random access memory (Random Access Memory, RAM), which is used as an external cache.
  • RAM random access memory
  • SRAM static random access memory
  • DRAM dynamic random access memory
  • DRAM synchronous dynamic random access memory
  • DDR SDRAM double data rate synchronous dynamic random access memory
  • Enhanced SDRAM, ESDRAM enhanced synchronous dynamic random access memory
  • Synchlink DRAM, SLDRAM synchronous connection dynamic random access memory
  • DR RAM Direct Rambus RAM
  • the memory in the embodiment of the present application may also be static random access memory (static RAM, SRAM), dynamic random access memory (dynamic RAM, DRAM), and synchronous Dynamic random access memory (synchronous DRAM, SDRAM), double data rate synchronous dynamic random access memory (double data rate SDRAM, DDR SDRAM), enhanced synchronous dynamic random access memory (enhanced SDRAM, ESDRAM), synchronous connection dynamics Random access memory (synch link DRAM, SLDRAM) and direct memory bus random access memory (Direct Rambus RAM, DR RAM), etc. That is to say, the memory in the embodiment of the present application is intended to include but not limited to these and any other suitable types of memory.
  • FIG. 13 is a schematic block diagram of a communication system 1300 according to an embodiment of the present application. As shown in FIG. 13, the communication system 1300 includes a network device 1310 and a terminal device 1320.
  • the network device 1310 is configured to: send the first instruction information.
  • the terminal device 1320 is configured to: receive the first indication information.
  • the first indication information is used to indicate activation or deactivation of the DRX switching function
  • the DRX switching function is for the terminal device to automatically switch the long DRX cycle to the short DRX cycle when the terminal device does not detect downlink transmission based on the long DRX cycle Features.
  • the network device 1310 can be used for the corresponding functions implemented by the network device in the method shown in FIG. 3, and the composition of the network device 1310 can be as shown in the network device 900 in FIG. 9. For brevity, it will not be repeated here. .
  • the terminal device 1320 may be used to implement the corresponding functions implemented by the terminal device in the method shown in FIG. 3, and the composition of the terminal device 1320 may be as shown in the terminal device 700 in FIG. 7. For the sake of brevity, it will not be omitted here. Repeat.
  • FIG. 14 is a schematic block diagram of a communication system 1400 according to an embodiment of the present application. As shown in FIG. 14, the communication system 1400 includes a network device 1410 and a terminal device 1420.
  • the terminal device 1420 is configured to: perform reference signal measurement; activate or deactivate the DRX switching function according to the measurement result; send third indication information, which is used to indicate that the terminal device activates or deactivates the DRX switching function.
  • the network device 1410 is configured to: receive the third indication information.
  • the DRX switching function is a function of automatically switching the long DRX cycle to the short DRX cycle when the terminal device does not detect the downlink transmission based on the long DRX cycle.
  • the network device 1410 may be used for the corresponding functions implemented by the network device in the method shown in FIG. 6, and the composition of the network device 1410 may be as shown in the network device 1000 in FIG. 10. For brevity, it will not be repeated here. .
  • the terminal device 1420 can be used to implement the corresponding functions implemented by the terminal device in the method shown in FIG. 6, and the composition of the terminal device 1420 can be as shown in the terminal device 800 in FIG. 8. For the sake of brevity, it will not be omitted here. Repeat.
  • the embodiment of the present application also provides a computer-readable storage medium for storing computer programs.
  • the computer-readable storage medium can be applied to the terminal device in the embodiment of the present application, and the computer program causes the computer to execute the corresponding process implemented by the terminal device in each method of the embodiment of the present application.
  • the computer-readable storage medium can be applied to the network device in the embodiment of the present application, and the computer program causes the computer to execute the corresponding process implemented by the network device in each method of the embodiment of the present application. Repeat.
  • the embodiments of the present application also provide a computer program product, including computer program instructions.
  • the computer program product can be applied to the terminal device in the embodiment of the present application, and the computer program instructions cause the computer to execute the corresponding process implemented by the terminal device in each method of the embodiment of the present application.
  • the computer program product can be applied to the network device in the embodiment of the present application, and the computer program instructions cause the computer to execute the corresponding process implemented by the network device in each method of the embodiment of the present application.
  • the computer program product can be applied to the network device in the embodiment of the present application, and the computer program instructions cause the computer to execute the corresponding process implemented by the network device in each method of the embodiment of the present application.
  • the embodiment of the present application also provides a computer program.
  • the computer program can be applied to the terminal device in the embodiment of the present application.
  • the computer program runs on the computer, it causes the computer to execute the corresponding process implemented by the terminal device in each method of the embodiment of the present application.
  • I won’t repeat it here the computer program can be applied to the network device in the embodiment of the present application.
  • the computer program runs on the computer, it causes the computer to execute the corresponding process implemented by the network device in each method of the embodiment of the present application.
  • system and “network” in the embodiments of the present invention are often used interchangeably herein.
  • the term “and/or” in this article is only an association relationship describing associated objects, which means that there can be three relationships, for example, A and/or B, which can mean: A alone exists, A and B exist at the same time, exist alone B these three situations.
  • the character "/" in this text generally indicates that the associated objects before and after are in an "or” relationship.
  • B corresponding (corresponding) to A means that B is associated with A, and B can be determined according to A.
  • determining B according to A does not mean that B is determined only according to A, and B can also be determined according to A and/or other information.
  • the disclosed system, device, and method may be implemented in other ways.
  • the device embodiments described above are only illustrative.
  • the division of the unit is only a logical function division. In actual implementation, there may be other division methods.
  • multiple units or components may be combined or may be Integrate into another system, or some features can be ignored or not implemented.
  • the displayed or discussed mutual coupling or direct coupling or communication connection may be indirect coupling or communication connection through some interfaces, devices or units, and may be in electrical, mechanical or other forms.
  • the units described as separate components may or may not be physically separated, and the components displayed as units may or may not be physical units, that is, they may be located in one place, or they may be distributed on multiple network units. Some or all of the units may be selected according to actual needs to achieve the objectives of the solutions of the embodiments.
  • each unit in each embodiment of the present application may be integrated into one processing unit, or each unit may exist alone physically, or two or more units may be integrated into one unit.
  • the function is implemented in the form of a software functional unit and sold or used as an independent product, it can be stored in a computer readable storage medium.
  • the technical solution of this application essentially or the part that contributes to the existing technology or the part of the technical solution can be embodied in the form of a software product, and the computer software product is stored in a storage medium, including Several instructions are used to make a computer device (which may be a personal computer, a server, or a network device, etc.) execute all or part of the steps of the methods described in the various embodiments of the present application.
  • the aforementioned storage media include: U disk, mobile hard disk, read-only memory (Read-Only Memory, ROM), random access memory (Random Access Memory, RAM), magnetic disk or optical disk and other media that can store program code .

Abstract

L'invention concerne un procédé et un appareil de transmission de données basée DRX, aptes à améliorer les performances de transmission de données d'un système NR-U et à réduire un gaspillage d'énergie. Le procédé comprend les étapes suivantes : un appareil terminal reçoit des premières informations d'indication, les premières informations d'indication indiquant l'activation ou la désactivation d'une fonction de commutation DRX, la fonction de commutation DRX étant une fonction qui permet à l'appareil terminal d'exécuter automatiquement une commutation d'un cycle DRX long à un cycle DRX court lorsqu'aucune transmission de liaison descendante n'est détectée durant le cycle DRX long.
PCT/CN2019/093135 2019-06-26 2019-06-26 Procédé et appareil de transmission de données basée drx WO2020258108A1 (fr)

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PCT/CN2019/093135 WO2020258108A1 (fr) 2019-06-26 2019-06-26 Procédé et appareil de transmission de données basée drx
CN201980073585.0A CN113039837B (zh) 2019-06-26 2019-06-26 基于drx的数据传输方法和设备

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