WO2021036649A1 - Procédé de commutation de mode, terminal et dispositif de réseau - Google Patents

Procédé de commutation de mode, terminal et dispositif de réseau Download PDF

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Publication number
WO2021036649A1
WO2021036649A1 PCT/CN2020/105201 CN2020105201W WO2021036649A1 WO 2021036649 A1 WO2021036649 A1 WO 2021036649A1 CN 2020105201 W CN2020105201 W CN 2020105201W WO 2021036649 A1 WO2021036649 A1 WO 2021036649A1
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WO
WIPO (PCT)
Prior art keywords
mode
timer
terminal
pdcch
minimum
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PCT/CN2020/105201
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English (en)
Chinese (zh)
Inventor
姜大洁
潘学明
沈晓冬
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维沃移动通信有限公司
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Publication of WO2021036649A1 publication Critical patent/WO2021036649A1/fr

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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]
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L5/00—Arrangements affording multiple use of the transmission path
    • H04L5/003—Arrangements for allocating sub-channels of the transmission path
    • H04L5/0053—Allocation of signaling, i.e. of overhead other than pilot signals
    • 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 present disclosure relates to the field of communication technologies, and in particular, to a mode switching method, terminal and network equipment.
  • the terminal receives the physical downlink control channel (PDCCH) indicating new transmission (or called the initial transmission) at the active time (PDCCH) .
  • the DRX inactivity timer (drx-InactivityTimer) can be started, and after the drx-InactivityTimer is started, the terminal has been maintained in the same mode. If possible, it has been maintained with the same slot scheduling or a larger one.
  • the downlink or uplink multiple input multiple output layer (DL/UL MIMO layer) mode results in poor terminal transmission flexibility.
  • the embodiments of the present disclosure provide a mode switching method, a terminal, and a network device to solve the problem of relatively poor flexibility of terminal transmission.
  • embodiments of the present disclosure provide a mode switching method applied to a terminal, including:
  • the first timer is a discontinuous reception inactive state timer (drx-InactivityTimer);
  • the embodiments of the present disclosure provide a mode switching method, which is applied to a network device, and includes:
  • the terminal When the terminal starts or restarts the first timer, schedule transmission for the terminal to enter the first mode, and the first timer is a discontinuous reception inactivity timer (drx-InactivityTimer);
  • the scheduled transmission for the terminal is switched from the first mode to the second mode.
  • a terminal including:
  • the entry module is used to enter the first mode when the first timer is started or restarted, and the first timer is drx-InactivityTimer;
  • the switching module is used to start or restart a second timer, and switch from the first mode to the second mode when the second timer expires.
  • embodiments of the present disclosure provide a network device, including:
  • the entry module is configured to perform scheduled transmission for the terminal to enter the first mode when the terminal starts or restarts the first timer, and the first timer is drx-InactivityTimer;
  • the switching module is configured to switch the scheduled transmission for the terminal from the first mode to the second mode when the second timer started or restarted by the terminal expires.
  • an embodiment of the present disclosure provides a terminal, including: a memory, a processor, and a program stored on the memory and capable of running on the processor. The steps in the mode switching method on the terminal side provided by the embodiments are disclosed.
  • embodiments of the present disclosure provide a network device, including: a memory, a processor, and a program stored on the memory and capable of running on the processor, and the program is implemented when the processor is executed The steps in the mode switching method on the network device side provided by the embodiment of the present disclosure.
  • an embodiment of the present disclosure provides a computer-readable storage medium having a computer program stored on the computer-readable storage medium, and when the computer program is executed by a processor, the terminal-side mode provided by the embodiment of the present disclosure is implemented.
  • the first timer when the first timer is started or restarted, the first mode is entered, and the first timer is drx-InactivityTimer; the second timer is started or restarted, when the second timer expires In this case, switching from the first mode to the second mode. This can improve the transmission flexibility of the terminal.
  • FIG. 1 is a structural diagram of a network system applicable to an embodiment of the present disclosure
  • FIG. 2 is a flowchart of a mode switching method provided by an embodiment of the present disclosure
  • FIG. 3 is a flowchart of another mode switching method provided by an embodiment of the present disclosure.
  • FIG. 4 is a structural diagram of a terminal provided by an embodiment of the present disclosure.
  • Figure 5 is a structural diagram of a network device provided by an embodiment of the present disclosure.
  • Figure 6 is a structural diagram of another terminal provided by an embodiment of the present disclosure.
  • Fig. 7 is a structural diagram of another network device provided by an embodiment of the present disclosure.
  • words such as “exemplary” or “for example” are used as examples, illustrations, or illustrations. Any embodiment or design solution described as “exemplary” or “for example” in the embodiments of the present disclosure should not be construed as being more preferable or advantageous than other embodiments or design solutions. To be precise, words such as “exemplary” or “for example” are used to present related concepts in a specific manner.
  • the mode switching method, terminal, and network device provided by the embodiments of the present disclosure can be applied to a wireless communication system.
  • the wireless communication system may be a New Radio (NR) system, or an evolved Long Term Evolution (eLTE) system, or a Long Term Evolution (LTE) system, or a subsequent evolved communication system, etc.
  • NR New Radio
  • eLTE evolved Long Term Evolution
  • LTE Long Term Evolution
  • FIG. 1 is a structural diagram of a network system applicable to an embodiment of the present disclosure. As shown in FIG. 1, it includes a terminal 11 and a network device 12.
  • the terminal 11 may be a user terminal (User Equipment, UE). ) Or other terminal side devices, such as: mobile phones, tablet computers (Tablet Personal Computer), laptop computers (Laptop Computer), personal digital assistants (personal digital assistant, PDA), mobile Internet devices (Mobile Internet Device, MID),
  • UE User Equipment
  • PDA personal digital assistant
  • mobile Internet devices Mobile Internet Device, MID
  • the aforementioned network device 12 may be a 4G base station, or a 5G base station, or a base station of a later version, or a base station in other communication systems, or it is called Node B, Evolved Node B, or Transmission Reception Point (TRP), Or access point (Access Point, AP), or other vocabulary in the field, as long as the same technical effect is achieved, the network device is not limited to a specific technical vocabulary.
  • the aforementioned network device 12 may be a master node (Master Node, MN) or a secondary node (Secondary Node, SN). It should be noted that, in the embodiments of the present disclosure, only a 5G base station is taken as an example, but the specific type of network equipment is not limited.
  • FIG. 2 is a flowchart of a mode switching method provided by an embodiment of the present disclosure. The method is applied to a terminal. As shown in FIG. 2, it includes the following steps:
  • Step 201 In the case of starting or restarting the first timer, enter the first mode, and the first timer is drx-InactivityTimer.
  • the above-mentioned starting or restarting of the first timer may be started or restarted when the terminal receives a PDCCH indicating new transmission (or called initial transmission) at the active time.
  • the condition for starting or restarting the first timer is not limited, for example, it may be a condition for starting or restarting drx-InactivityTimer newly defined in a subsequent protocol version.
  • the above-mentioned first mode may be referred to as the first working mode, in which the terminal monitors the PDCCH.
  • the first mode may be a mode configured with same slot scheduling, or the first mode may be a mode configured with a relatively large downlink or uplink multiple-input multiple-output (DL/UL MIMO layer), for example : Configure the downlink MIMO layer as a 4-layer mode, or configure the uplink MIMO layer as a 2-layer mode, etc.
  • DL/UL MIMO layer downlink or uplink multiple-input multiple-output
  • Step 202 Start or restart a second timer, and switch from the first mode to the second mode when the second timer expires.
  • the foregoing second timer may be configured by the network side, for example, configured by the network side through RRC signaling, or the foregoing second timer may be a timer pre-appointed by the protocol.
  • the foregoing second timer may be N slots, N mini-slots, N milliseconds, or N time domain symbols, where N is a positive integer. N is predefined by the network or configured by the network device.
  • starting or restarting the second timer may be a timer that is started or restarted after the above-mentioned first timer starts or restarts the first timer, but has not timed out, so that the first timer can be started or restarted.
  • the device before the first timer expires, switch from the first mode to the second mode, thereby improving the transmission flexibility before the drx-InactivityTimer expires.
  • the length of the above-mentioned second timer may be less than the length of the first timer, so that the first mode can be switched to the second mode before the first timer expires, or the terminal can be switched from the first mode to the second mode before the first timer expires. It is possible to switch back and forth between the first mode and the second mode many times, so that the terminal can receive the PDCCH flexibly, and it is beneficial to the terminal to save energy.
  • the first mode and the second mode may be two modes with different energy-saving effects.
  • the energy-saving effect of the first mode is lower than that of the second mode, so switching from the first mode to the second mode can be It is to improve the saving effect of the terminal.
  • the energy saving effect of the first mode is higher than the energy saving effect of the second mode. In this way, compared with the terminal being kept in the second mode, the saving effect of the terminal can also be improved.
  • the above-mentioned first mode and the above-mentioned second mode may be two modes with different parameters.
  • the first mode may be a mode configured with same slot scheduling, for example, the minimum K0 is 0, and the second mode It may be a mode configured with cross-slot scheduling (cross-slot scheduling), for example, the minimum K0 is 1.
  • the second mode may also be a mode configured with same slot scheduling
  • the first mode may be a mode configured with cross-slot scheduling (cross-slot scheduling); for another example: the first mode may be configured A relatively large maximum downlink or maximum uplink multiple-input multiple-output layer (DL/UL MIMO layer) (for example, the maximum downlink MIMO layer is 4 layers, or the maximum uplink MIMO layer is 2 layers) mode, and the first mode can be configured It is a relatively small maximum downlink or maximum uplink multiple-input multiple-output layer (DL/UL MIMO layer) (for example, the maximum downlink MIMO layer is 2 layers, or the maximum uplink MIMO layer is 1 layer) mode.
  • DL/UL MIMO layer relatively large maximum downlink or maximum uplink multiple-input multiple-output layer
  • DL/UL MIMO layer relatively small maximum downlink or maximum uplink multiple-input multiple-output layer
  • the switching from the first mode to the second mode when the second timer expires can improve the transmission flexibility of the terminal, and further improve the energy-saving effect of the terminal, for example, from the energy-saving effect
  • the poor mode is switched to the mode with good energy-saving effect, or the mode with good energy-saving effect is entered first, and then the mode with poor energy-saving effect is switched to.
  • the network device starts or restarts the first timer, because the conditions for the terminal to start or restart the first timer can be configured by the network device, or agreed in the protocol, or the terminal and the network Equipment pre-negotiated, etc. Therefore, when the terminal starts or restarts the first timer, the network device performs scheduled transmission for the terminal entering the first mode.
  • the terminal starts or restarts the second timer
  • the conditions for the terminal to start or restart the second timer can be configured by the network device, or agreed in the protocol, or the terminal and the network device may Negotiated and so on. Therefore, when the second timer started or restarted by the terminal expires, the scheduled transmission of the network device for the terminal is switched from the first mode to the second mode.
  • the foregoing starting or restarting the second timer includes:
  • the PDCCH may be that before the second timer is started, or after the second timer is started, and the PDCCH is received when the second timer expires or has not expired, the PDCCH is started or restarted.
  • the second timer may be that before the second timer is started, or after the second timer is started, and the PDCCH is received when the second timer expires or has not expired, the PDCCH is started or restarted.
  • the above-mentioned PDCCH may be a cell radio network temporary identifier (Cell-Radio Network Temporary Identifier, C-RNTI) or a scheduled configuration radio network temporary identifier (Configured Scheduling Radio Network Temporary Identifier, CS-RNTI) scrambled PDCCH.
  • C-RNTI Cell-Radio Network Temporary Identifier
  • CS-RNTI Configured Scheduling Radio Network Temporary Identifier
  • the above-mentioned PDCCH is a PDCCH for scheduling new transmission (or called initial transmission).
  • the new transmission may refer to the first transmission or initial transmission of the service packet, rather than retransmission.
  • the terminal can enter the configuration of cross-slot scheduling (cross-slot scheduling) or relatively small
  • the largest DL/UL MIMO layer mode can save power.
  • starting the second timer includes:
  • the second timer is started, and the terminal is maintained in the first mode before the second timer expires.
  • starting the second timer may be, after starting or restarting the first timer, after entering the first mode, and the first timing Before the timer expires, if the PDCCH is received, the second timer is started.
  • the restarting the second timer in the case of receiving the PDCCH includes:
  • the above-mentioned being in the second mode may refer to a case where the second timer times out, because the second timer times out, the switching to the above-mentioned second mode is performed.
  • it may be in the second mode and the first timer has not expired, and if the PDCCH is received, the step of restarting the second timer is executed, and the step of restarting the second timer is performed from the first timer.
  • the second mode is switched back to the first mode.
  • the second timer expires and the first timer does not expire, if the PDCCH is received, the second timer is restarted and the first mode is switched back, which makes it easier for the terminal to monitor Subsequent PDCCH.
  • the second timer expires after restarting the second timer, then switch back to the second mode.
  • restarting the second timer may be, after starting the second timer, in the first mode, if the PDCCH is received, then The second timer is restarted, and the terminal may be maintained in the first mode before the second timer expires.
  • the method further includes:
  • entering the second mode wherein the entering the second mode includes:
  • the terminal may be in the second mode and the first timer has timed out to maintain the second mode, or it may be that the terminal is in the first mode and the first timer has timed out, so that the first mode is switched to the second mode.
  • Two mode For example: when the second timer expires and the first timer does not expire, if the PDCCH is received, the second timer is restarted to switch from the second mode back to the first mode. In this case, the terminal may be When the terminal is in the first mode, the first timer expires.
  • the first timer expires, if the PDCCH is received in a short discontinuous reception period (drx-ShortCycle), the first mode is entered, and the second timer is started or restarted.
  • drx-ShortCycle a short discontinuous reception period
  • the above-mentioned starting or restarting of the second timer may be the starting or restarting of the second timer when the PDCCH is received.
  • the above-mentioned starting or restarting of the second timer may be the starting or restarting of the second timer when the PDCCH is received.
  • the terminal before entering the drx-ShortCycle, the terminal may be in a long discontinuous reception cycle (longDRX-Cycle) or in another drx-ShortCycle, which is not limited.
  • longDRX-Cycle long discontinuous reception cycle
  • another drx-ShortCycle which is not limited.
  • the first mode is entered, and the second timer is started or restarted, so that mode switching can be performed under the drx-ShortCycle, which is beneficial to improve the energy-saving effect of the terminal.
  • the terminal acquires a short DRX (short DRX) parameter configuration with network configuration, and after the first timer expires, performs related operations according to the short DRX parameter configuration.
  • short DRX short DRX
  • the above parameter configuration may include drx-ShortCycle, for example: activation time and sleep time.
  • the above-mentioned related operation according to the parameter configuration of the short DRX may be to monitor the PDCCH during the active time of the drx-ShortCycle, but not to monitor the PDCCH during the sleep time.
  • the first mode can be entered, and the second timer can be started or restarted.
  • first timer expires, it is not limited to enter the second mode. For example, it may also be to enter the sleep mode.
  • the above-mentioned parameters of the first mode include at least one of the following parameters:
  • Minimum K0 minimum K0 (minimum K0), minimum K1 (minimum K1), minimum K2 (minimum K2), maximum downlink multiple input multiple output MIMO layers (DL maximum MIMO layers;) and maximum uplink MIMO layers (UL maximum MIMO layers);
  • the parameters of the second mode include at least one of the following parameters:
  • the value of at least one parameter in the parameter of the first mode and the parameter of the second mode is different.
  • K0 may indicate the time interval between the PDCCH and the physical downlink shared channel (PDSCH) scheduled by the PDCCH;
  • PDSCH physical downlink shared channel
  • K2 may represent the time interval between the PDCCH and the physical uplink shared channel (PUSCH) scheduled by the PDCCH;
  • PUSCH physical uplink shared channel
  • K1 may be the time interval between the PDSCH and the corresponding physical uplink control channel (Physical Uplink Control Channel, PUCCH) confirming the ACK message or denying the NACK message.
  • PUCCH Physical Uplink Control Channel
  • the foregoing maximum number of downlink MIMO layers may be the maximum number of downlink MIMO layers in the first mode, for example: 4 layers or 2 layers. Since the maximum number of downlink MIMO layers is included, the terminal can perform corresponding operations according to the maximum number of downlink MIMO layers to save energy consumption of the terminal. For example, when the maximum number of downlink MIMO layers is 2 layers, the terminal only needs to turn on 2 receiving antennas. (Or antenna group or antenna unit or receiving channel), so there is no need to turn on all receiving antennas to save energy. In the same way, the energy consumption of the terminal can also be saved through the above-mentioned maximum uplink MIMO layer number.
  • the different values of at least one parameter in the parameters of the first mode and the parameters of the second mode may be that there is at least one parameter among all the parameters in the first mode and all the parameters in the second mode.
  • the value of is different.
  • the first mode and the second mode include at least two of the minimum K0, minimum K1, minimum K2, maximum number of downlink MIMO layers, and maximum number of uplink MIMO layers, while the first mode
  • the parameter of and the parameter of the second mode may have a different value for one of the parameters, such as a different value for the minimum K0, or a different value for the maximum number of downlink MIMO layers, etc.
  • the parameter items included in the first mode and the second mode may be the same or different.
  • the parameters of the first mode include minimum K0, minimum K1, minimum K2, and maximum downlink MIMO layer.
  • the parameters of the second mode include all or part of the minimum K0, the minimum K1, the minimum K2, the maximum downlink MIMO layer number, and the maximum uplink MIMO layer number.
  • the minimum K0 of the first mode and the minimum K0 of the second mode may have different values, such as the minimum K0 of the first mode.
  • the value is less than the value of the minimum K0 of the second mode; or when the parameters of the first mode and the parameters of the second mode both include the minimum K1, the values of the minimum K1 of the first mode and the minimum K1 of the second mode can be Different, such as the value of the minimum K1 of the first mode is less than the value of the minimum K1 of the second mode; or when the parameters of the first mode and the parameters of the second mode both include the minimum K2, the minimum K2 of the first mode
  • the minimum K2 value of the second mode can be different, for example, the minimum K2 value of the first mode is less than the minimum K2 value of the second mode; or the parameters of the first mode and the second mode include the maximum value.
  • the maximum number of downlink MIMO layers in the first mode and the maximum number of downlink MIMO layers in the second mode can be different.
  • the value of the maximum number of downlink MIMO layers in the first mode is greater than that in the second mode.
  • the value of the number of layers can be different, for example, the value of the maximum number of uplink MIMO layers in the first mode is greater than the value of the maximum number of uplink MIMO layers in the second mode.
  • the first timer when the first timer is started or restarted, the first mode is entered, and the first timer is drx-InactivityTimer; the second timer is started or restarted, when the second timer expires In this case, switching from the first mode to the second mode. In this way, the transmission flexibility of the terminal can be improved, and the energy-saving effect of the terminal can also be improved.
  • FIG. 3 is a flowchart of another mode switching method provided by an embodiment of the present disclosure. The method is applied to a network device, as shown in FIG. 3, and includes the following steps:
  • Step 301 When the terminal starts or restarts the first timer, schedule transmission for the terminal to enter the first mode, and the first timer is drx-InactivityTimer;
  • Step 302 When the second timer started or restarted by the terminal expires, the scheduled transmission for the terminal is switched from the first mode to the second mode.
  • the second timer is: a timer that is started or restarted when the network device sends a PDCCH to the terminal.
  • the second timer is: a timer started when the network device sends the PDCCH to the terminal in the first mode, and before the second timer expires , The network device maintains the terminal in the first mode for scheduled transmission.
  • the second timer is: when the second timer expires and the first timer does not expire, if the network device sends the PDCCH to the terminal, restart And the network device switches from the second mode back to the first mode for the scheduled transmission of the terminal.
  • the PDCCH is a PDCCH scrambled by C-RNTI or CS-RNTI; or
  • the PDCCH is a PDCCH for scheduling new transmission.
  • the terminal when the first timer expires, the terminal enters the second mode to perform scheduled transmission, where the enter the second mode includes:
  • the terminal After the first timer expires, if the network device sends the PDCCH to the terminal in the drx-ShortCycle, the terminal enters the first mode for scheduled transmission.
  • the network device configures the short DRX parameter configuration for the terminal, and after the first timer expires, performs related operations according to the short DRX parameter configuration.
  • the parameters of the first mode include at least one of the following parameters:
  • the parameters of the second mode include at least one of the following parameters:
  • the value of at least one parameter in the parameter of the first mode and the parameter of the second mode is different.
  • the length of the second timer is less than the length of the first timer.
  • this embodiment is used as an implementation on the network device side corresponding to the embodiment shown in FIG. 2.
  • the transmission flexibility of the terminal can also be improved, and the energy-saving effect of the terminal can also be improved.
  • FIG. 4 is a structural diagram of a terminal provided by an embodiment of the present disclosure.
  • the terminal 400 includes:
  • the entry module 401 is configured to enter the first mode when the first timer is started or restarted, and the first timer is drx-InactivityTimer;
  • the switching module 402 is configured to start or restart a second timer, and switch from the first mode to the second mode when the second timer expires.
  • the starting or restarting the second timer includes:
  • starting the second timer includes:
  • the second timer is started, and the terminal is maintained in the first mode before the second timer expires.
  • the restarting the second timer in the case of receiving the PDCCH includes:
  • the PDCCH is a PDCCH scrambled by C-RNTI or CS-RNTI; or
  • the PDCCH is a PDCCH for scheduling new transmission.
  • the entering module 401 is further configured to enter the second mode when the first timer expires, where the entering the second mode includes:
  • the first timer expires, if the PDCCH is received in the drx-ShortCycle, the first mode is entered, and the second timer is started or restarted.
  • the terminal obtains a short DRX parameter configuration with network configuration, and after the first timer expires, performs related operations according to the short DRX parameter configuration.
  • the parameters of the first mode include at least one of the following parameters:
  • the parameters of the second mode include at least one of the following parameters:
  • the value of at least one parameter in the parameter of the first mode and the parameter of the second mode is different.
  • the length of the second timer is less than the length of the first timer.
  • the terminal provided by the embodiment of the present disclosure can implement various processes implemented by the terminal in the method embodiment of FIG. 2. To avoid repetition, details are not repeated here, and the transmission flexibility of the terminal can be improved, and the energy-saving effect of the terminal can also be improved.
  • FIG. 5 is a structural diagram of a network device provided by an embodiment of the present disclosure. As shown in FIG. 5, the network device 500 includes:
  • the entry module 501 is configured to perform scheduled transmission for the terminal to enter the first mode when the terminal starts or restarts the first timer, and the first timer is drx-InactivityTimer;
  • the switching module 502 is configured to switch the scheduled transmission for the terminal from the first mode to the second mode when the second timer started or restarted by the terminal expires.
  • the second timer is: a timer that is started or restarted when the network device sends a PDCCH to the terminal.
  • the second timer is: a timer started when the network device sends the PDCCH to the terminal in the first mode, and before the second timer expires , The network device maintains the terminal in the first mode for scheduled transmission.
  • the second timer is: when the second timer expires and the first timer does not expire, if the network device sends the PDCCH to the terminal, restart And the network device switches from the second mode back to the first mode for the scheduled transmission of the terminal.
  • the PDCCH is a PDCCH scrambled by C-RNTI or CS-RNTI; or
  • the PDCCH is a PDCCH for scheduling new transmission.
  • the terminal when the first timer expires, the terminal enters the second mode to perform scheduled transmission, where the enter the second mode includes:
  • the terminal After the first timer expires, if the network device sends the PDCCH to the terminal in the drx-ShortCycle, the terminal enters the first mode for scheduled transmission.
  • the network device configures the short DRX parameter configuration for the terminal, and after the first timer expires, performs related operations according to the short DRX parameter configuration.
  • the parameters of the first mode include at least one of the following parameters:
  • the parameters of the second mode include at least one of the following parameters:
  • the value of at least one parameter in the parameter of the first mode and the parameter of the second mode is different.
  • the length of the second timer is less than the length of the first timer.
  • the network device provided by the embodiment of the present disclosure can implement each process implemented by the terminal in the method embodiment of FIG. 3, and to avoid repetition, it will not be repeated here, and the transmission flexibility of the terminal can be improved, and the energy-saving effect of the terminal can also be improved.
  • FIG. 6 is a schematic diagram of the hardware structure of a terminal that implements various embodiments of the present disclosure.
  • the terminal 600 includes but is not limited to: a radio frequency unit 601, a network module 602, an audio output unit 603, an input unit 604, a sensor 605, a display unit 606, a user input unit 607, an interface unit 608, a memory 609, a processor 610, and a power supply 611 and other components.
  • a radio frequency unit 601 includes but is not limited to: a radio frequency unit 601, a network module 602, an audio output unit 603, an input unit 604, a sensor 605, a display unit 606, a user input unit 607, an interface unit 608, a memory 609, a processor 610, and a power supply 611 and other components.
  • terminal structure shown in FIG. 6 does not constitute a limitation on the terminal, and the terminal may include more or fewer components than shown in the figure, or combine some components, or arrange different components.
  • terminals include, but are not limited to, mobile phones, tablet computers, notebook computers, palmtop computers, vehicle-mounted terminals, robots, wearable devices, and ped
  • the processor 610 is configured to enter the first mode when starting or restarting a first timer, where the first timer is drx-InactivityTimer;
  • the processor 610 is further configured to start or restart a second timer, and switch from the first mode to the second mode when the second timer expires.
  • the starting or restarting the second timer includes:
  • starting the second timer includes:
  • the second timer is started, and the terminal is maintained in the first mode before the second timer expires.
  • the restarting the second timer in the case of receiving the PDCCH includes:
  • the PDCCH is a PDCCH scrambled by C-RNTI or CS-RNTI; or
  • the PDCCH is a PDCCH for scheduling new transmission.
  • the processor 610 is further configured to enter the second mode when the first timer expires, where the entering the second mode includes:
  • the first timer expires, if the PDCCH is received in the drx-ShortCycle, the first mode is entered, and the second timer is started or restarted.
  • the terminal obtains a short DRX parameter configuration with network configuration, and after the first timer expires, performs related operations according to the short DRX parameter configuration.
  • the parameters of the first mode include at least one of the following parameters:
  • the parameters of the second mode include at least one of the following parameters:
  • the value of at least one parameter in the parameter of the first mode and the parameter of the second mode is different.
  • the length of the second timer is less than the length of the first timer.
  • the above-mentioned terminal can improve the transmission flexibility of the terminal, and can also improve the energy-saving effect of the terminal.
  • the radio frequency unit 601 can be used for receiving and sending signals in the process of sending and receiving information or talking. Specifically, after receiving the downlink data from the base station, it is processed by the processor 610; Uplink data is sent to the base station.
  • the radio frequency unit 601 includes, but is not limited to, an antenna, at least one amplifier, a transceiver, a coupler, a low noise amplifier, a duplexer, and the like.
  • the radio frequency unit 601 can also communicate with the network and other devices through a wireless communication system.
  • the terminal provides users with wireless broadband Internet access through the network module 602, such as helping users to send and receive emails, browse web pages, and access streaming media.
  • the audio output unit 603 can convert the audio data received by the radio frequency unit 601 or the network module 602 or stored in the memory 609 into audio signals and output them as sounds. Moreover, the audio output unit 603 may also provide audio output related to a specific function performed by the terminal 600 (for example, call signal reception sound, message reception sound, etc.).
  • the audio output unit 603 includes a speaker, a buzzer, a receiver, and the like.
  • the input unit 604 is used to receive audio or video signals.
  • the input unit 604 may include a graphics processing unit (GPU) 6041 and a microphone 6042.
  • the graphics processor 6041 is configured to monitor images of still pictures or videos obtained by an image capture device (such as a camera) in a video capture mode or an image capture mode.
  • the data is processed.
  • the processed image frame may be displayed on the display unit 606.
  • the image frame processed by the graphics processor 6041 may be stored in the memory 609 (or other storage medium) or sent via the radio frequency unit 601 or the network module 602.
  • the microphone 6042 can receive sound, and can process such sound into audio data.
  • the processed audio data can be converted into a format that can be sent to the mobile communication base station via the radio frequency unit 601 for output in the case of a telephone call mode.
  • the terminal 600 also includes at least one sensor 605, such as a light sensor, a motion sensor, and other sensors.
  • the light sensor includes an ambient light sensor and a proximity sensor.
  • the ambient light sensor can adjust the brightness of the display panel 6061 according to the brightness of the ambient light.
  • the proximity sensor can close the display panel 6061 and/or when the terminal 600 is moved to the ear. Or backlight.
  • the accelerometer sensor can detect the magnitude of acceleration in various directions (usually three-axis), and can detect the magnitude and direction of gravity when stationary, and can be used to identify terminal gestures (such as horizontal and vertical screen switching, related games, Magnetometer attitude calibration), vibration recognition related functions (such as pedometer, percussion), etc.; sensor 605 can also include fingerprint sensor, pressure sensor, iris sensor, molecular sensor, gyroscope, barometer, hygrometer, thermometer, infrared Sensors, etc., will not be repeated here.
  • the display unit 606 is used to display information input by the user or information provided to the user.
  • the display unit 606 may include a display panel 6061, and the display panel 6061 may be configured in the form of a liquid crystal display (LCD), an organic light-emitting diode (OLED), etc.
  • LCD liquid crystal display
  • OLED organic light-emitting diode
  • the user input unit 607 may be used to receive inputted number or character information, and generate key signal input related to user settings and function control of the terminal.
  • the user input unit 607 includes a touch panel 6071 and other input devices 6072.
  • the touch panel 6071 also called a touch screen, can collect user touch operations on or near it (for example, the user uses any suitable objects or accessories such as fingers, stylus, etc.) on the touch panel 6071 or near the touch panel 6071. operating).
  • the touch panel 6071 may include two parts: a touch detection device and a touch controller.
  • the touch detection device detects the user's touch position, and detects the signal brought by the touch operation, and transmits the signal to the touch controller; the touch controller receives the touch information from the touch detection device, converts it into contact coordinates, and then sends it To the processor 610, the command sent by the processor 610 is received and executed.
  • the touch panel 6071 can be implemented in multiple types such as resistive, capacitive, infrared, and surface acoustic wave.
  • the user input unit 607 may also include other input devices 6072.
  • other input devices 6072 may include, but are not limited to, a physical keyboard, function keys (such as volume control buttons, switch buttons, etc.), trackball, mouse, and joystick, which will not be repeated here.
  • the touch panel 6071 can cover the display panel 6061.
  • the touch panel 6071 detects a touch operation on or near it, it is transmitted to the processor 610 to determine the type of the touch event, and then the processor 610 determines the type of the touch event according to the touch.
  • the type of event provides corresponding visual output on the display panel 6061.
  • the touch panel 6071 and the display panel 6061 are used as two independent components to realize the input and output functions of the terminal, in some embodiments, the touch panel 6071 and the display panel 6061 can be integrated. Realize the input and output functions of the terminal, the specifics are not limited here.
  • the interface unit 608 is an interface for connecting an external device with the terminal 600.
  • the external device may include a wired or wireless headset port, an external power source (or battery charger) port, a wired or wireless data port, a memory card port, a port for connecting a device with an identification module, audio input/output (I/O) port, video I/O port, headphone port, etc.
  • the interface unit 608 can be used to receive input (for example, data information, power, etc.) from an external device and transmit the received input to one or more elements in the terminal 600 or can be used to communicate between the terminal 600 and the external device. Transfer data between.
  • the memory 609 can be used to store software programs and various data.
  • the memory 609 may mainly include a storage program area and a storage data area.
  • the storage program area may store an operating system, an application program required by at least one function (such as a sound playback function, an image playback function, etc.), etc.; Data created by the use of mobile phones (such as audio data, phone book, etc.), etc.
  • the memory 609 may include a high-speed random access memory, and may also include a non-volatile memory, such as at least one magnetic disk storage device, a flash memory device, or other volatile solid-state storage devices.
  • the processor 610 is the control center of the terminal. It uses various interfaces and lines to connect various parts of the entire terminal. It executes by running or executing software programs and/or modules stored in the memory 609, and calling data stored in the memory 609. Various functions of the terminal and processing data, so as to monitor the terminal as a whole.
  • the processor 610 may include one or more processing units; preferably, the processor 610 may integrate an application processor and a modem processor, where the application processor mainly processes the operating system, user interface, application programs, etc., and the modem The processor mainly deals with wireless communication. It can be understood that the foregoing modem processor may not be integrated into the processor 610.
  • the terminal 600 may also include a power supply 611 (such as a battery) for supplying power to various components.
  • a power supply 611 (such as a battery) for supplying power to various components.
  • the power supply 611 may be logically connected to the processor 610 through a power management system, so as to manage charging, discharging, and power consumption management through the power management system.
  • the terminal 600 includes some functional modules not shown, which will not be repeated here.
  • the embodiment of the present disclosure further provides a terminal, including a processor 610, a memory 609, and a computer program stored in the memory 609 and running on the processor 610.
  • the computer program is executed when the processor 610 is executed.
  • Fig. 7 is a structural diagram of another network device provided by an embodiment of the present disclosure.
  • the network device 700 includes: a processor 701, a transceiver 702, a memory 703, and a bus interface, among which:
  • the processor 701 is configured to perform scheduled transmission for the terminal to enter the first mode when the terminal starts or restarts a first timer, and the first timer is drx-InactivityTimer;
  • the processor 701 is further configured to switch the scheduled transmission for the terminal from the first mode to the second mode when the second timer started or restarted by the terminal expires.
  • the second timer is: a timer that is started or restarted when the network device sends a PDCCH to the terminal.
  • the second timer is: a timer started when the network device sends the PDCCH to the terminal in the first mode, and before the second timer expires , The network device maintains the terminal in the first mode for scheduled transmission.
  • the second timer is: when the second timer expires and the first timer does not expire, if the network device sends the PDCCH to the terminal, restart And the network device switches from the second mode back to the first mode for the scheduled transmission of the terminal.
  • the PDCCH is a PDCCH scrambled by C-RNTI or CS-RNTI; or
  • the PDCCH is a PDCCH for scheduling new transmission.
  • the terminal when the first timer expires, the terminal enters the second mode to perform scheduled transmission, where the enter the second mode includes:
  • the terminal After the first timer expires, if the network device sends the PDCCH to the terminal in the drx-ShortCycle, the terminal enters the first mode for scheduled transmission.
  • the network device configures a short DRX parameter for the terminal, and after the first timer expires, perform related operations according to the short DRX parameter configuration.
  • the parameters of the first mode include at least one of the following parameters:
  • the parameters of the second mode include at least one of the following parameters:
  • the value of at least one parameter in the parameter of the first mode and the parameter of the second mode is different.
  • the length of the second timer is less than the length of the first timer.
  • the above-mentioned network equipment can improve the transmission flexibility of the terminal, and can also improve the energy-saving effect of the terminal.
  • the transceiver 702 is configured to receive and send data under the control of the processor 701, and the transceiver 702 includes at least two antenna ports.
  • the bus architecture may include any number of interconnected buses and bridges. Specifically, one or more processors represented by the processor 701 and various circuits of the memory represented by the memory 703 are linked together.
  • the bus architecture can also link various other circuits such as peripheral devices, voltage regulators, power management circuits, etc., which are all known in the art, and therefore, will not be further described herein.
  • the bus interface provides the interface.
  • the transceiver 702 may be a plurality of elements, including a transmitter and a receiver, and provide a unit for communicating with various other devices on a transmission medium.
  • the user interface 704 may also be an interface capable of connecting externally and internally with the required equipment.
  • the connected equipment includes but not limited to a keypad, a display, a speaker, a microphone, a joystick, etc.
  • the processor 701 is responsible for managing the bus architecture and general processing, and the memory 703 can store data used by the processor 701 when performing operations.
  • the embodiment of the present disclosure also provides a network device, including a processor 701, a memory 703, a computer program stored on the memory 703 and running on the processor 701, when the computer program is executed by the processor 701
  • a network device including a processor 701, a memory 703, a computer program stored on the memory 703 and running on the processor 701, when the computer program is executed by the processor 701
  • the embodiment of the present disclosure further provides a computer-readable storage medium, and a computer program is stored on the computer-readable storage medium.
  • a computer program is executed by a processor, the terminal-side mode switching method provided by the embodiment of the present disclosure is implemented, or the When the computer program is executed by the processor, the mode switching method on the network device side provided by the embodiment of the present disclosure is realized, and the same technical effect can be achieved. In order to avoid repetition, details are not repeated here.
  • the computer-readable storage medium such as read-only memory (Read-Only Memory, ROM for short), random access memory (Random Access Memory, RAM for short), magnetic disk, or optical disk, etc.
  • the technical solution of the present disclosure essentially or the part that contributes to the related technology can be embodied in the form of a software product, and the computer software product is stored in a storage medium (such as ROM/RAM, magnetic disk, optical disk). ) Includes several instructions to make a terminal (which can be a mobile phone, a computer, a server, an air conditioner, or a network device, etc.) execute the methods described in the various embodiments of the present disclosure.
  • a terminal which can be a mobile phone, a computer, a server, an air conditioner, or a network device, etc.

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

Abstract

Selon certains modes de réalisation, la présente invention concerne un procédé de commutation de mode, un terminal et un dispositif de réseau. Ledit procédé consiste à : entrer dans un premier mode, lorsqu'un premier temporisateur est démarré ou redémarré, le premier temporisateur étant un temporisateur d'inactivité de réception discontinue ; et démarrer ou redémarrer un second temporisateur, et commuter du premier mode à un second mode lorsque le second temporisateur expire.
PCT/CN2020/105201 2019-08-28 2020-07-28 Procédé de commutation de mode, terminal et dispositif de réseau WO2021036649A1 (fr)

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CN201910804649.1A CN111836408B (zh) 2019-08-28 2019-08-28 一种模式切换方法、终端和网络设备
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EP4287716A4 (fr) * 2021-01-28 2024-07-03 Guangdong Oppo Mobile Telecommunications Corp Ltd Procédé de commande de dispositif, dispositif, et support de stockage

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