WO2019095294A1 - 用于侦听pdcch的方法和终端设备 - Google Patents
用于侦听pdcch的方法和终端设备 Download PDFInfo
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- WO2019095294A1 WO2019095294A1 PCT/CN2017/111686 CN2017111686W WO2019095294A1 WO 2019095294 A1 WO2019095294 A1 WO 2019095294A1 CN 2017111686 W CN2017111686 W CN 2017111686W WO 2019095294 A1 WO2019095294 A1 WO 2019095294A1
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- Prior art keywords
- terminal device
- pdcch
- time
- unit
- timer
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W76/00—Connection management
- H04W76/20—Manipulation of established connections
- H04W76/28—Discontinuous transmission [DTX]; Discontinuous reception [DRX]
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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
- H04L5/003—Arrangements for allocating sub-channels of the transmission path
- H04L5/0048—Allocation of pilot signals, i.e. of signals known to the receiver
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W24/00—Supervisory, monitoring or testing arrangements
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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
- H04W52/0209—Power saving arrangements in terminal devices
- H04W52/0212—Power saving arrangements in terminal devices managed by the network, e.g. network or access point is master and terminal is slave
- H04W52/0216—Power saving arrangements in terminal devices managed by the network, e.g. network or access point is master and terminal is slave using a pre-established activity schedule, e.g. traffic indication frame
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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
- H04W52/0209—Power saving arrangements in terminal devices
- H04W52/0225—Power saving arrangements in terminal devices using monitoring of external events, e.g. the presence of a signal
- H04W52/0235—Power saving arrangements in terminal devices using monitoring of external events, e.g. the presence of a signal where the received signal is a power saving command
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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
- H04W52/0209—Power saving arrangements in terminal devices
- H04W52/0261—Power saving arrangements in terminal devices managing power supply demand, e.g. depending on battery level
- H04W52/0274—Power saving arrangements in terminal devices managing power supply demand, e.g. depending on battery level by switching on or off the equipment or parts thereof
- H04W52/028—Power saving arrangements in terminal devices managing power supply demand, e.g. depending on battery level by switching on or off the equipment or parts thereof switching on or off only a part of the equipment circuit blocks
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W72/00—Local resource management
- H04W72/20—Control channels or signalling for resource management
- H04W72/23—Control channels or signalling for resource management in the downlink direction of a wireless link, i.e. towards a terminal
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W72/00—Local resource management
- H04W72/04—Wireless resource allocation
- H04W72/044—Wireless resource allocation based on the type of the allocated resource
- H04W72/0446—Resources in time domain, e.g. slots or frames
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- 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 invention relate to the field of communications, and more specifically, to a method and a terminal device for listening to a PDCCH.
- packet based data streams are typically bursty.
- the terminal device has data transmission for a period of time, but there is no data transmission for a long period of time. Therefore, if the terminal device blindly checks the physical downlink control channel (PDCCH), the power consumption of the terminal device is excessive.
- PDCCH physical downlink control channel
- the concept of Discontinuous Reception is proposed. Specifically, when the terminal device does not have data transmission, the power consumption can be reduced by stopping receiving the Physical Downlink Control Channel (PDCCH) (the PDCCH blind detection is stopped at this time), thereby improving battery life.
- PDCH Physical Downlink Control Channel
- the network device configures a DRX cycle for the terminal device in the Radio Resource Control_CONNECTED (RRC_CONNECTED) state.
- RRC_CONNECTED Radio Resource Control_CONNECTED
- the DRX cycle is composed of an On Duration and an Opportunity for DRX.
- the On Duration the terminal device monitors and receives the PDCCH.
- the Opportunity for DRX the terminal device does not receive the PDCCH to reduce power consumption. .
- the PDCCH can support different periods and On Duration.
- the location of the DRX inactivity timer (drx-InactivityTimer) is also flexible. If the time at which the drx-InactivityTimer fails is in the middle of a certain PDCCH detection occasion, the monitoring of the PDCCH may be suspended due to the failure of the drx-InactivityTimer, which affects the reception of subsequent data, thereby reducing the success rate of data transmission.
- a method and a terminal device for listening to a PDCCH are provided, which can effectively improve data transmission The success rate of the loss.
- a method for listening to a PDCCH including:
- the terminal device starts or restarts the first timer when the physical downlink control channel PDCCH is detected; the terminal device determines the location according to the location of the end time of the first timer on the first time unit.
- the terminal device enters the discontinuous reception DRX to turn off the OFF state or continues to listen to the PDCCH; wherein the first time unit is a time period used by the terminal device to listen to the PDCCH, where the DRX OFF state refers to the terminal device not detecting Listen to the status of the PDCCH.
- the method of the embodiment of the present invention so that the terminal device continues to be in the activation period, that is, during the configured activation period, even if the terminal device continues to be scheduled for the next time period of the end of the first timer. Continuous monitoring of the PDCCH effectively improves the success rate of data transmission.
- the terminal device determines, according to the location of the end time of the first timer on the first time unit, that the terminal device enters a state of discontinuous reception of DRX or continues to listen to the PDCCH, including :
- the terminal device When the end time of the first timer is in the first time unit, the terminal device continues to listen to the PDCCH.
- the method further includes:
- the terminal device enters the DRX OFF state when the PDCCH is not detected within the end time of the first timer and the end time of the first time unit.
- the method further includes:
- the terminal device restarts the first timer when the first timer expires and the end time of the first time unit is reached.
- the length of the first time unit is configured by a network device.
- the first time unit includes at least one orthogonal frequency division multiplexing OFDM symbol.
- the length of the first time unit is a length of time of the control resource set of the terminal device.
- the unit of the first time unit is milliseconds, or the unit is the number of OFDM symbols.
- the starting location of the first time unit is configured by a network device.
- the starting position of the first time unit is a position of any symbol in a time slot
- the time slot includes 7 or 14 orthogonal frequency division multiplexing OFDM symbols.
- a terminal device including:
- a starting unit configured to start or restart a first timer when the physical downlink control channel PDCCH is detected
- a processing unit configured to determine, according to the end time of the first timer, a location on the first time unit Determining that the terminal device enters a discontinuous reception DRX OFF state or continues to listen to the PDCCH; wherein the first time unit is a time period used by the terminal device to listen to the PDCCH, and the DRX OFF state refers to the The terminal device does not listen to the state of the PDCCH.
- a terminal device including: a processor, the processor is configured to:
- the first timer When the physical downlink control channel PDCCH is detected, the first timer is started or restarted; and the terminal device determines that the terminal device enters discontinuous reception according to the location of the end time of the first timer in the first time unit.
- the DRX turns off the OFF state or continues to listen to the PDCCH.
- the first time unit is a time period used by the terminal device to listen to the PDCCH, and the DRX OFF state refers to a state in which the terminal device does not listen to the PDCCH.
- a computer readable medium for storing a computer program comprising instructions for performing the method embodiment of the first aspect described above.
- a fifth aspect provides a computer chip, including: an input interface, an output interface, at least one processor, and a memory, wherein the processor is configured to execute code in the memory, when the code is executed, the processing
- the respective processes performed by the terminal device in the method for listening to the PDCCH in the first aspect described above may be implemented.
- a communication system including the foregoing terminal device and network device.
- FIG. 1 is an example of an application scenario of the present invention.
- FIG. 2 is a schematic flowchart of a method for listening to a PDCCH according to an embodiment of the present invention.
- FIG. 3 is a schematic diagram of a DRX according to an embodiment of the present invention.
- FIG. 4 is a schematic block diagram of a terminal device according to an embodiment of the present invention.
- FIG. 5 is a schematic block diagram of another terminal device according to an embodiment of the present invention.
- FIG. 1 is a schematic diagram of an application scenario according to an embodiment of the present invention.
- communication system 100 can include terminal device 110 and network device 120.
- Network device 120 can communicate with terminal device 110 over an air interface.
- Multi-service transmission is supported between the terminal device 110 and the network device 120.
- packet-based data streams are often bursty.
- the terminal device 100 has data transmission for a period of time, but there is no data transmission for a long period of time. Therefore, if the terminal device 100 blindly checks the physical downlink control channel (PDCCH), the power consumption of the terminal device is excessive.
- PDCCH physical downlink control channel
- the network can configure the terminal to wake up at the network foreseen (DRX ON), that is, the radio frequency RF is turned on, and the terminal monitors the downlink control channel; at the same time, the network can also configure the terminal to sleep at the network for a predetermined time (DRX). OFF), that is, the RF RF is turned off, and the terminal does not monitor the downlink control channel.
- DRX ON the network foreseen
- OFF that is, the RF RF is turned off
- the terminal does not monitor the downlink control channel.
- the PDCCH can support different periods and On Duration.
- the location of the DRX inactivity timer (drx-InactivityTimer) is also flexible.
- a method for listening to a PDCCH is provided.
- the process of the terminal device listening to the PDCCH is improved, and the success rate of data transmission can be effectively improved.
- GSM Global System of Mobile communication
- CDMA Code Division Multiple Access
- WCDMA Wideband Code Division Multiple Access
- GPRS General Packet Radio Service
- LTE Long Term Evolution
- TDD Time Division Duplex
- UMTS Universal Mobile Telecommunication System
- the present invention describes various embodiments in connection with network devices and terminal devices.
- the network device 120 may refer to any entity on the network side that is used to send or receive signals. For example, it may be a device communication of a machine type communication (MTC), a base station (BTS) in GSM or CDMA, a base station (NodeB) in WCDMA, an evolved base station (Evolutional Node B, eNB or eNodeB in LTE). ), base station equipment in a 5G network, and the like.
- MTC machine type communication
- BTS base station
- NodeB base station
- Evolutional Node B eNB or eNodeB in LTE
- 5G network and the like.
- the terminal device 110 can be any terminal device. Specifically, the terminal device 110 can communicate with one or more core networks (Core Network) via a radio access network (RAN), and can also be referred to as an access terminal, a user equipment (User Equipment, UE), Subscriber unit, subscriber station, mobile station, mobile station, remote station, remote terminal, mobile device, user terminal, terminal, wireless communication device, user agent or user device.
- RAN radio access network
- UE user equipment
- Subscriber unit Subscriber station, mobile station, mobile station, remote station, remote terminal, mobile device, user terminal, terminal, wireless communication device, user agent or user device.
- it can be a cellular phone, a cordless phone, a Session Initiation Protocol (SIP) phone, a Wireless Local Loop (WLL) station, a Personal Digital Assistant (PDA), and a wireless communication function.
- FIG. 2 is a schematic flowchart of a method for listening to a PDCCH according to an embodiment of the present invention.
- the method includes:
- the terminal device starts or restarts the first timer when detecting the PDCCH.
- the terminal device determines, according to the location of the end time of the first timer on the first time unit, that the terminal device enters the DRX OFF state or continues to listen to the PDCCH.
- a terminal device After a terminal device is scheduled to receive or transmit data in a certain subframe, it is likely to continue to be scheduled in the next few subframes, if it is to wait until the next DRX cycle. Receiving or sending this data will introduce additional delays. In order to reduce the delay, the UE continues to be in the active period after being scheduled, that is, the physical downlink control channel (PDCCH) is continuously monitored during the configured activation period.
- the physical downlink control channel PDCCH
- the first time unit in the embodiment of the present invention is a time period used by the terminal device to listen to the PDCCH, where the DRX OFF state refers to a state in which the terminal device does not listen to the PDCCH.
- the DRX OFF state in the embodiment of the present invention refers to a state in which the terminal device is in a dormant period.
- the Media Access Control (MAC) entity is configured by the Radio Resource Control (RRC) to configure the DRX function for controlling the behavior of the terminal to monitor the PDCCH.
- RRC Radio Resource Control
- the DRX cycle configured by the network device for the terminal device is composed of an On Duration and an Opportunity for DRX.
- Function The MAC entity can monitor and receive the PDCCH in the On Duration time; during the Opportunity for DRX, the terminal device does not receive the PDCCH to reduce power consumption.
- the terminal device in the dormant period only does not receive the PDCCH, but can receive data from other physical channels.
- the embodiment of the present invention does not specifically limit.
- the terminal device can receive a Physical Downlink Shared Channel (PDSCH), an acknowledgment/non-acknowledgement (ACK/NACK), and the like.
- PDSCH Physical Downlink Shared Channel
- ACK/NACK acknowledgment/non-acknowledgement
- SPS Semi-Persistent Scheduling
- the terminal device can receive periodically configured PDSCH data.
- an optional implementation mechanism is: the first timer is an inactive timer (drx-InactivityTimer).
- a drx-InactivityTimer is started (or restarted), and the UE will remain in an active state until the drx-InactivityTimer times out.
- the drx-InactivityTimer specifies the "continuous PDCCH subframe number" that continues to be in an active state after the UE successfully decodes a PDCCH indicating the originally transmitted UL or DL user data.
- the UE when the UE receives a scheduling message (indicating the initial PDCCH) during the On Duration, the UE starts a “drx-InactivityTimer” and each downlink subframe during the run of the drx-InactivityTimer, Monitor the PDCCH.
- a scheduling message indicating the initial PDCCH
- the UE starts a “drx-InactivityTimer” and each downlink subframe during the run of the drx-InactivityTimer, Monitor the PDCCH.
- the UE restarts the drx-InactivityTimer.
- the timer is started or restarted once.
- the first timer is a drx-inactivityTimer, which is merely an exemplary description, and the embodiment of the present invention is not limited thereto.
- the first timer may also be a retransmission timer (drx-RetransmissionTimer). and many more.
- the following describes an implementation manner in which the terminal device listens to the PDCCH at the position of the first time unit according to the end of the first timer in the embodiment of the present invention.
- the terminal device when the end time of the first timer is in the first time unit, the terminal device continues to listen to the PDCCH.
- the ending time of the first timer in the embodiment of the present invention may be the time when the first timer expires. Therefore, even if the terminal device continues to be scheduled in the next few subframes of the end time of the first timer, the UE continues to be in the active period, that is, the PDCCH is continuously monitored during the configured activation period, thereby effectively improving The success rate of data transmission.
- the terminal device may perform subsequent operations according to the monitoring result in the end of the first timer to the end time of the first time unit.
- the terminal device may enter the DRX OFF state.
- the terminal device may restart the first timer when the first timer expires and the end time of the first time unit.
- the terminal needs to continue to listen to the PDCCH until the last symbol of the first time unit. If the PDCCH is still not heard at the last symbol, the terminal enters the DRX off state. If the PDCCH is detected before the last symbol (including the last symbol), the terminal restarts the first timer. Therefore, even if the terminal device continues to be scheduled in the next few subframes of the end time of the first timer, the UE continues to be in the active period, that is, the PDCCH is continuously monitored during the configured activation period, thereby effectively improving The success rate of data transmission.
- the length of the first time unit is configured by a network device.
- the first time unit includes at least one Orthogonal Frequency Division Multiplexing (OFDM) symbol.
- OFDM Orthogonal Frequency Division Multiplexing
- the size of the first time unit may be 1 to 3 OFDM symbols.
- the length of each OFDM symbol in the at least one OFDM symbol is not specifically limited.
- the length of each of the OFDM symbols may correspond to the subcarrier spacing of the terminal device.
- the length of the first time unit is a length of time of the control resource set (CORESET) of the terminal device.
- the length of the first time unit is the configuration duration of the control resource set (CORESET).
- the CORESET may be a time period during which the terminal device listens to the potential PDCCH, that is, there may be a PDCCH, and there may be no PDCCH.
- the unit of the first time unit is milliseconds (ms), or the unit is the number of OFDM symbols.
- the size of the first time unit is 1 ms.
- the size of the first time unit is 4 OFDM symbols and the like.
- the starting position of the first time unit is configured by a network device.
- the starting position of the first time unit is a position of any symbol in a time slot, and the time slot includes 7 or 14 OFDM symbols.
- the time slot includes 7 or 14 OFDM symbols, which are only exemplary descriptions, which are not specifically limited in the embodiment of the present invention.
- the time slot may also contain 21 OFDM symbols and the like.
- FIG. 4 is a schematic block diagram of a terminal device according to an embodiment of the present invention.
- the terminal device 300 includes:
- the initiating unit 310 is configured to start or restart the first timer when the physical downlink control channel PDCCH is detected;
- the processing unit 320 is configured to determine, according to the location of the end time of the first timer on the first time unit, that the terminal device enters the discontinuous reception DRX OFF state or continues to listen to the PDCCH; wherein the first time unit is The time period in which the terminal device is used to listen to the PDCCH, where the DRX OFF state refers to a state in which the terminal device does not listen to the PDCCH.
- processing unit 320 is further configured to:
- the PDCCH is continuously monitored.
- processing unit 320 is further configured to:
- the DRX OFF state is entered.
- the foregoing starting unit 310 is further configured to:
- the terminal device restarts the first timer when the first timer expires and the end time of the first time unit is reached.
- the length of the first time unit is configured by a network device.
- the first time unit comprises at least one orthogonal frequency division multiplexing OFDM symbol.
- the length of the first time unit is a length of time of the control resource set of the terminal device.
- the unit of the first time unit is milliseconds, or the unit is the number of OFDM symbols.
- the starting position of the first time unit is configured by a network device.
- the starting position of the first time unit is a position of any symbol in a time slot, and the time slot includes 7 or 14 orthogonal frequency division multiplexing OFDM symbols.
- the terminal device 400 may include a processor 410, a transceiver 420, and a memory 430.
- the memory 430 can be used to store information, and can also be used to store code, instructions, and the like executed by the processor 410.
- the various components in the terminal device 400 are connected by a bus system, wherein the bus system includes a power bus, a control bus, and a status signal bus in addition to the data bus.
- the terminal device 400 shown in FIG. 5 can implement the various processes implemented by the terminal device in the foregoing method embodiment of FIG. 2. To avoid repetition, details are not described herein again.
- each step of the method embodiment in the embodiment of the present invention may be completed by an integrated logic circuit of hardware in a processor or an instruction in a form of software. More specifically, the steps of the method disclosed in the embodiments of the present invention may be directly implemented as a hardware decoding processor, or may be performed by a combination of hardware and software modules in the decoding processor.
- the software modules can be located in a conventional storage medium such as random access memory, flash memory, read only memory, programmable read only memory or electrically erasable programmable memory, registers, and the like. The storage medium is located in the memory, and the processor reads the information in the memory and combines the hardware to complete the steps of the above method.
- the processor may be an integrated circuit chip with signal processing capability, and the methods, steps, and logic blocks disclosed in the embodiments of the present invention may be implemented or executed.
- the above processor may be a general purpose processor, a digital signal processor (DSP), an application specific integrated circuit (ASIC), an off-the-shelf programmable gate. Field programmable gate array (FPGA) or other programmable logic device, transistor logic device, discrete hardware component, and the like.
- the general purpose processor may be a microprocessor or the processor may be any conventional processor or the like.
- the memory may be a volatile memory or a non-volatile memory, or may include both volatile and non-volatile memory.
- the non-volatile memory may be a read-only memory (ROM), a programmable read only memory (ROMM), an erasable programmable read only memory (erasable PROM, EPROM), or an electrical Erase programmable EPROM (EEPROM) or flash memory.
- the volatile memory can be a random access memory (RAM) that acts as an external cache.
- the memory in the embodiment of the present invention may also be a static random access memory (SRAM), a dynamic random access memory (DRAM), or a dynamic random access memory (DRAM).
- SDRAM Synchronous dynamic random access memory
- DDR double data rate synchronous dynamic random access memory
- ESDRAM enhanced synchronous dynamic random access memory
- SLDRAM synchronous connection Synchro link DRAM
- DR RAM direct memory bus
- the words “at time” as used herein may be interpreted as “if” or “if” or “when” or “in response to determining” or “in response to detecting” ".
- the phrase “if determined” or “if detected (conditions or events stated)” may be interpreted as “when determined” or “in response to determination” or “when detected (stated condition or event) "Time” or “in response to a test (condition or event stated)”.
- the disclosed systems, devices, and methods 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.
- multiple units or components may be combined.
- the mutual coupling or direct coupling or communication connection shown or discussed may be an indirect coupling or communication connection through some interface, device or unit, and may be in an electrical, mechanical or other form.
- 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, may be located in one place, or may be distributed to multiple network units. Some or all of the units may be selected according to actual needs to achieve the objectives of the embodiments of the present invention.
- each functional unit in the embodiment of the present invention may be integrated into one processing unit, or each unit may exist physically separately, or two or more units may be integrated into one unit.
- the technical solution of the embodiments of the present invention may be embodied in the form of a software product stored in a storage medium.
- the instructions include a plurality of instructions for causing a computer device (which may be a personal computer, a server, or a network device, etc.) to perform all or part of the steps of the method of the embodiments of the present invention.
- the foregoing storage medium includes various media that can store program codes, such as a USB flash drive, a mobile hard disk, a read only memory, a random access memory, a magnetic disk, or an optical disk.
Abstract
Description
Claims (20)
- 一种用于侦听PDCCH的方法,其特征在于,包括:终端设备在侦听到物理下行链路控制信道PDCCH时,启动或者重新启动第一定时器;所述终端设备根据所述第一定时器的结束时刻在第一时间单元上的位置,确定所述终端设备进入非连续接收DRX关闭OFF状态或者继续侦听PDCCH;其中,所述第一时间单元为所述终端设备用于侦听PDCCH的时间段,所述DRX OFF状态指所述终端设备不侦听PDCCH的状态。
- 根据权利要求1所述的方法,其特征在于,所述终端设备根据所述第一定时器的结束时刻在第一时间单元上的位置,确定所述终端设备进入非连续接收DRX的状态或者继续侦听PDCCH,包括:所述第一定时器的结束时刻在所述第一时间单元内时,所述终端设备继续侦听PDCCH。
- 根据权利要求2所述的方法,其特征在于,所述方法还包括:所述第一定时器结束的时刻至所述第一时间单元的结束时刻内,没有侦听到PDCCH时,所述终端设备进入所述DRX OFF状态。
- 根据权利要求2所述的方法,其特征在于,所述方法还包括:所述第一定时器结束的时刻至所述第一时间单元的结束时刻内,侦听到PDCCH时,所述终端设备重新启动所述第一定时器。
- 根据权利要求1至4中任一项所述的方法,其特征在于,所述第一时间单元的长度通过网络设备配置。
- 根据权利要求1至5中任一项所述的方法,其特征在于,所述第一时间单元包括至少一个正交频分复用OFDM符号。
- 根据权利要求1至5中任一项所述的方法,其特征在于,所述第一时间单元的长度为所述终端设备的控制资源集的时间长度。
- 根据权利要求1至7中任一项所述的方法,其特征在于,所述第一时间单元的单位为毫秒,或者,所述单位为OFDM符号的数量。
- 根据权利要求1至8中任一项所述的方法,其特征在于,所述第一时间单元的起始位置通过网络设备配置。
- 根据权利要求1至9中任一项所述的方法,其特征在于,所述第一 时间单元的起始位置为一个时隙中的任一符号的位置,所述时隙包含7个或者14个正交频分复用OFDM符号。
- 一种终端设备,其特征在于,包括:启动单元,用于在侦听到物理下行链路控制信道PDCCH时,启动或者重新启动第一定时器;处理单元,用于根据所述第一定时器的结束时刻在第一时间单元上的位置,确定所述终端设备进入非连续接收DRX关闭OFF状态或者继续侦听PDCCH;其中,所述第一时间单元为所述终端设备用于侦听PDCCH的时间段,所述DRX OFF状态指所述终端设备不侦听PDCCH的状态。
- 根据权利要求11所述的终端设备,其特征在于,所述处理单元还用于:所述第一定时器的结束时刻在所述第一时间单元内时,继续侦听PDCCH。
- 根据权利要求12所述的终端设备,其特征在于,所述处理单元还用于:所述第一定时器结束的时刻至所述第一时间单元的结束时刻内,没有侦听到PDCCH时,进入所述DRX OFF状态。
- 根据权利要求12所述的终端设备,其特征在于,所述启动单元还用于:所述第一定时器结束的时刻至所述第一时间单元的结束时刻内,侦听到PDCCH时,所述终端设备重新启动所述第一定时器。
- 根据权利要求11至14中任一项所述的终端设备,其特征在于,所述第一时间单元的长度通过网络设备配置。
- 根据权利要求11至15中任一项所述的终端设备,其特征在于,所述第一时间单元包括至少一个正交频分复用OFDM符号。
- 根据权利要求11至15中任一项所述的终端设备,其特征在于,所述第一时间单元的长度为所述终端设备的控制资源集的时间长度。
- 根据权利要求11至17中任一项所述的终端设备,其特征在于,所述第一时间单元的单位为毫秒,或者,所述单位为OFDM符号的数量。
- 根据权利要求11至18中任一项所述的终端设备,其特征在于,所述第一时间单元的起始位置通过网络设备配置。
- 根据权利要求11至19中任一项所述的终端设备,其特征在于,所述第一时间单元的起始位置为一个时隙中的任一符号的位置,所述时隙包含7个或者14个正交频分复用OFDM符号。
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CN201780091878.2A CN110731093B (zh) | 2017-11-17 | 2017-11-17 | 用于侦听pdcch的方法和终端设备 |
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AU2017439568A AU2017439568A1 (en) | 2017-11-17 | 2017-11-17 | Method for listening to PDCCH, and terminal device |
EP17932213.6A EP3624481B1 (en) | 2017-11-17 | 2017-11-17 | Method for listening to pdcch, and terminal device |
KR1020207010623A KR102326854B1 (ko) | 2017-11-17 | 2017-11-17 | Pdcch를 감청하기 위한 방법 및 단말 장치 |
JP2020521962A JP2021510014A (ja) | 2017-11-17 | 2017-11-17 | Pdcchをモニターするための方法及び端末機器 |
RU2020115884A RU2747208C1 (ru) | 2017-11-17 | 2017-11-17 | Способ перехвата pdcch и терминальное устройство |
SG11202004496YA SG11202004496YA (en) | 2017-11-17 | 2017-11-17 | Method for intercepting pdcch and terminal device |
EP21177354.4A EP3908046A1 (en) | 2017-11-17 | 2017-11-17 | Method for intercepting pdcch and terminal device |
US16/718,007 US11206709B2 (en) | 2017-11-17 | 2019-12-17 | Method for intercepting PDCCH and terminal device |
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CN (1) | CN110731093B (zh) |
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CN113518412A (zh) * | 2020-04-10 | 2021-10-19 | 大唐移动通信设备有限公司 | 一种drx持续时间定时器的控制方法及设备 |
CN113691330B (zh) * | 2021-08-16 | 2023-04-18 | 紫光展锐(重庆)科技有限公司 | 一种pdcch检测方法及通信装置 |
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SG11202004496YA (en) | 2020-06-29 |
KR102326854B1 (ko) | 2021-11-17 |
EP3908046A1 (en) | 2021-11-10 |
CN110731093A (zh) | 2020-01-24 |
RU2747208C1 (ru) | 2021-04-29 |
AU2017439568A1 (en) | 2020-04-23 |
CN110731093B (zh) | 2022-10-21 |
JP2021510014A (ja) | 2021-04-08 |
US11206709B2 (en) | 2021-12-21 |
EP3624481B1 (en) | 2021-07-07 |
EP3624481A4 (en) | 2020-04-08 |
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