WO2024044918A1 - Procédé et appareil d'indication de surveillance de pdcch, et dispositif de communication et support de stockage - Google Patents
Procédé et appareil d'indication de surveillance de pdcch, et dispositif de communication et support de stockage Download PDFInfo
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Definitions
- the present disclosure relates to the field of wireless communication technology but is not limited to the field of wireless communication technology, and in particular, to a method, device, communication equipment and storage medium for instructing PDCCH monitoring.
- Extended reality (XR, eXtended Reality) service is one of the service types supported by the network.
- the typical service characteristics of XR services are high rate requirements and low delay requirements.
- carrier aggregation transmission is usually required.
- the base station in order to achieve energy saving for the terminal, the base station can configure multiple sets of search space groups (SSSG, Search Space Set Group) for the terminal, and the base station can also dynamically instruct the terminal There is no need to monitor PDCCH within a certain period of time.
- SSSG Search Space Set Group
- the PDCCH monitoring adaptive scheme cannot be applied to carrier aggregation scenarios.
- the embodiments of the present disclosure disclose a method, device, communication equipment and storage medium for instructing PDCCH monitoring.
- a method for instructing PDCCH monitoring is provided, wherein the method is executed by an access network device, and the method includes:
- the indication information is used to indicate at least one of the following:
- the method sends indication information to the terminal, including:
- the indication information is sent to the terminal through the second carrier in the CA.
- the first carrier is a secondary carrier; the first carrier group is a secondary carrier group; and the second carrier is a primary carrier.
- the first carrier and the second carrier belong to the same or different discontinuous reception DRX groups
- the first carrier group and the second carrier belong to the same or different discontinuous reception DRX groups.
- the indication information indicates the effective first carrier and/or the first carrier group.
- the first search space or first search space group operating on the first bandwidth part BWP is determined according to a predetermined protocol.
- the configuration information is used for the terminal to determine the first search space or the first search space group to run on the first bandwidth part BWP when the first carrier is activated based on the configuration information.
- the first search space or the first search space group running on the first BWP is unconfigured, the first search space or the first search space group is determined based on a predetermined protocol.
- the predetermined search space group is used for the first carrier or the first carrier group, and the predetermined search space group has no search space configured; or, the predetermined search space is used for the first carrier or the first carrier group. In the first carrier group, the search space group is not configured with predetermined parameters.
- the indication information is used to indicate at least one of the following:
- the search space of the first carrier in the CA is switched from the first search space to the second search space;
- the search space of the first carrier in the CA is switched from the first search space group to the second search space group;
- the search space of the first carrier in the CA is switched from the second search space to the first search space;
- the search space of the first carrier in the CA is switched from the second search space group to the first search space group;
- the search space of the first carrier group in the CA is switched from the first search space to the second search space;
- the search space of the first carrier group in the CA is switched from the first search space group to the second search space group;
- the search space of the first carrier group in the CA is switched from the second search space to the first search space;
- the search space of the first carrier group in the CA is switched from the second search space group to the first search space group.
- the indication information is used to indicate at least one of the following:
- the search space of the first carrier in the CA is switched from the predetermined search space to the first search space;
- the search space of the first carrier in the CA is switched from the predetermined search space group to the first search space group;
- the search space of the first carrier in the CA is switched from the first search space to the predetermined search space;
- the search space of the first carrier in the CA is switched from the first search space group to the predetermined search space group;
- the search space of the first carrier group in the CA is switched from the predetermined search space to the first search space;
- the search space of the first carrier group in the CA is switched from the predetermined search space group to the first search space group;
- the search space of the first carrier group in the CA is switched from the first search space to the predetermined search space;
- the search space of the first carrier group in the CA is switched from the first search space group to the predetermined search space group.
- a method for instructing PDCCH monitoring is provided, wherein the method is executed by a terminal, and the method includes:
- the indication information is used to indicate at least one of the following:
- the method receives indication information sent by the access network device, including:
- the first carrier is a secondary carrier; the first carrier group is a secondary carrier group; and the second carrier is a primary carrier.
- the first carrier and the second carrier belong to the same or different discontinuous reception DRX groups
- the first carrier group and the second carrier belong to the same or different discontinuous reception DRX groups.
- the indication information indicates the effective first carrier and/or the first carrier group.
- the first search space or first search space group operating on the first bandwidth part BWP is determined according to a predetermined protocol.
- receiving configuration information sent by the access network device receiving configuration information sent by the access network device
- the configuration information is used for the terminal to determine the first search space or the first search space group to run on the first bandwidth part BWP when the first carrier is activated based on the configuration information.
- the first search space or the first search space group running on the first BWP is unconfigured, the first search space or the first search space group is determined based on a predetermined protocol.
- the predetermined search space group is used for the first carrier or the first carrier group, and the predetermined search space group has no search space configured; or, the predetermined search space is used for the first carrier or the first carrier group. In the first carrier group, the search space group is not configured with predetermined parameters.
- the indication information is used to indicate at least one of the following:
- the search space of the first carrier in the CA is switched from the first search space to the second search space;
- the search space of the first carrier in the CA is switched from the first search space group to the second search space group;
- the search space of the first carrier in the CA is switched from the second search space to the first search space;
- the search space of the first carrier in the CA is switched from the second search space group to the first search space group;
- the search space of the first carrier group in the CA is switched from the first search space to the second search space;
- the search space of the first carrier group in the CA is switched from the first search space group to the second search space group;
- the search space of the first carrier group in the CA is switched from the second search space to the first search space;
- the search space of the first carrier group in the CA is switched from the second search space group to the first search space group.
- the indication information is used to indicate at least one of the following:
- the search space of the first carrier in the CA is switched from the predetermined search space to the first search space;
- the search space of the first carrier in the CA is switched from the predetermined search space group to the first search space group;
- the search space of the first carrier in the CA is switched from the first search space to the predetermined search space;
- the search space of the first carrier in the CA is switched from the first search space group to the predetermined search space group;
- the search space of the first carrier group in the CA is switched from the predetermined search space to the first search space;
- the search space of the first carrier group in the CA is switched from the predetermined search space group to the first search space group;
- the search space of the first carrier group in the CA is switched from the first search space to the predetermined search space;
- the search space of the first carrier group in the CA is switched from the first search space group to the predetermined search space group.
- a device for instructing PDCCH monitoring includes:
- the sending module is used to send instruction information to the terminal
- the indication information is used to indicate at least one of the following:
- a device for instructing PDCCH monitoring includes:
- the receiving module is used to receive the instruction information sent by the access network device
- the indication information is used to indicate at least one of the following:
- a communication device includes:
- memory for storing instructions executable by the processor
- the processor is configured to implement the method described in any embodiment of the present disclosure when running the executable instructions.
- a computer storage medium stores a computer executable program.
- the executable program is executed by a processor, the method described in any embodiment of the present disclosure is implemented.
- indication information is sent to the terminal; wherein the indication information is used to indicate at least one of the following: switching the search space or search space group of the first carrier in the carrier aggregation CA; switching the first carrier group in the CA search space or search space group; and skip the physical downlink control channel PDCCH monitoring of the first carrier in the CA.
- the instruction information indicates the operation of the first carrier or the first carrier group in the carrier aggregation CA scenario
- the terminal can perform the first operation in the carrier aggregation scenario based on the instruction information.
- the operations of carrier or first carrier group search space switching, search space group switching and/or skipping PDCCH monitoring improve the reliability and reliability of PDCCH monitoring in carrier aggregation scenarios compared with the method that does not specify how to perform the above operations. Adaptability.
- Figure 1 is a schematic structural diagram of a wireless communication system according to an exemplary embodiment.
- Figure 2 is a schematic diagram of search space group switching according to an exemplary embodiment.
- Figure 3 is a schematic diagram illustrating skipping PDCCH monitoring according to an exemplary embodiment.
- Figure 4 is a schematic flowchart of a method for instructing PDCCH monitoring according to an exemplary embodiment.
- Figure 5 is a schematic flowchart of a method for instructing PDCCH monitoring according to an exemplary embodiment.
- Figure 6 is a schematic flowchart of a method for instructing PDCCH monitoring according to an exemplary embodiment.
- Figure 7 is a schematic flowchart of a method for instructing PDCCH monitoring according to an exemplary embodiment.
- Figure 8 is a schematic flowchart of a method for instructing PDCCH monitoring according to an exemplary embodiment.
- Figure 9 is a schematic flowchart of a method for instructing PDCCH monitoring according to an exemplary embodiment.
- FIG. 10 is a schematic diagram of a device for instructing PDCCH monitoring according to an exemplary embodiment.
- FIG. 11 is a schematic diagram of a device for instructing PDCCH monitoring according to an exemplary embodiment.
- Figure 12 is a schematic structural diagram of a terminal according to an exemplary embodiment.
- Figure 13 is a block diagram of a base station according to an exemplary embodiment.
- first, second, third, etc. may be used to describe various information in the embodiments of the present disclosure, the information should not be limited to these terms. These terms are only used to distinguish information of the same type from each other.
- first information may also be called second information, and similarly, the second information may also be called first information.
- word “if” as used herein may be interpreted as "when” or "when” or "in response to determining.”
- this article uses the terms “greater than” or “less than” when characterizing the size relationship. However, those skilled in the art can understand that the term “greater than” also encompasses the meaning of “greater than or equal to”, and “less than” also encompasses the meaning of “less than or equal to”.
- FIG. 1 shows a schematic structural diagram of a wireless communication system provided by an embodiment of the present disclosure.
- the wireless communication system is a communication system based on mobile communication technology.
- the wireless communication system may include several user equipments 110 and several base stations 120.
- user equipment 110 may be a device that provides voice and/or data connectivity to a user.
- the user equipment 110 may communicate with one or more core networks via a Radio Access Network (RAN).
- RAN Radio Access Network
- the user equipment 110 may be an Internet of Things user equipment, such as a sensor device, a mobile phone, and a computer with an Internet of Things user equipment. , for example, it can be a fixed, portable, pocket-sized, handheld, computer-built-in or vehicle-mounted device.
- the user equipment 110 may also be equipment of an unmanned aerial vehicle.
- the user equipment 110 may also be a vehicle-mounted device, for example, it may be an on-board computer with a wireless communication function, or a wireless user equipment connected to an external on-board computer.
- the user equipment 110 may also be a roadside device, for example, it may be a streetlight, a signal light or other roadside device with a wireless communication function.
- the base station 120 may be a network-side device in a wireless communication system.
- the wireless communication system can be the 4th generation mobile communication technology (the 4th generation mobile communication, 4G) system, also known as the Long Term Evolution (LTE) system; or the wireless communication system can also be a 5G system, Also called new air interface system or 5G NR system.
- the wireless communication system may also be a next-generation system of the 5G system.
- the access network in the 5G system can be called NG-RAN (New Generation-Radio Access Network).
- the base station 120 may be an evolved base station (eNB) used in the 4G system.
- the base station 120 may also be a base station (gNB) that adopts a centralized distributed architecture in the 5G system.
- eNB evolved base station
- gNB base station
- the base station 120 adopts a centralized distributed architecture it usually includes a centralized unit (central unit, CU) and at least two distributed units (distributed units, DU).
- the centralized unit is equipped with a protocol stack including the Packet Data Convergence Protocol (PDCP) layer, the Radio Link Control protocol (Radio Link Control, RLC) layer, and the Media Access Control (Media Access Control, MAC) layer; distributed
- PDCP Packet Data Convergence Protocol
- RLC Radio Link Control
- MAC Media Access Control
- the unit is provided with a physical (Physical, PHY) layer protocol stack, and the embodiment of the present disclosure does not limit the specific implementation of the base station 120.
- a wireless connection may be established between the base station 120 and the user equipment 110 through a wireless air interface.
- the wireless air interface is a wireless air interface based on the fourth generation mobile communication network technology (4G) standard; or the wireless air interface is a wireless air interface based on the fifth generation mobile communication network technology (5G) standard, such as
- the wireless air interface is a new air interface; alternatively, the wireless air interface may also be a wireless air interface based on the next generation mobile communication network technology standard of 5G.
- an E2E (End to End, end-to-end) connection can also be established between user equipments 110 .
- V2V vehicle to vehicle, vehicle to vehicle
- V2I vehicle to infrastructure, vehicle to roadside equipment
- V2P vehicle to pedestrian, vehicle to person
- the above user equipment can be considered as the terminal equipment of the following embodiments.
- the above-mentioned wireless communication system may also include a network management device 130.
- the network management device 130 may be a core network device in a wireless communication system.
- the network management device 130 may be a mobility management entity (Mobility Management Entity) in an evolved packet core network (Evolved Packet Core, EPC). MME).
- the network management device can also be other core network devices, such as serving gateway (Serving GateWay, SGW), public data network gateway (Public Data Network GateWay, PGW), policy and charging rules functional unit (Policy and Charging Rules) Function, PCRF) or Home Subscriber Server (HSS), etc.
- serving gateway Serving GateWay, SGW
- public data network gateway Public Data Network GateWay, PGW
- Policy and Charging Rules Policy and Charging Rules
- PCRF Policy and Charging Rules
- HSS Home Subscriber Server
- the embodiments of the present disclosure enumerate multiple implementations to clearly describe the technical solutions of the embodiments of the present disclosure.
- the multiple embodiments provided in the embodiments of the present disclosure can be executed alone or in combination with the methods of other embodiments in the embodiments of the present disclosure. They can also be executed individually or in combination. It is then executed together with some methods in other related technologies; the embodiments of the present disclosure do not limit this.
- a PDCCH adaptation scheme is introduced. See Figure 2.
- the search space group can be dynamically switched, that is, the base station configures multiple sets of search space groups SSSG for the terminal.
- a space group can contain one or more search spaces, and Dynamically indicate search space switching.
- Different search space sets can have different configurations such as period, frequency domain width, number of PDCCH candidates, and downlink control information (DCI, Downlink Control Information) format to be monitored. Therefore, the terminal will have different energy consumption when monitoring different search space sets. For example, when the data transmission demand is small, the terminal switches to a search space set with a longer period, and can also switch to a sleep state between two period points, so terminal-side energy saving can be achieved.
- DCI Downlink Control Information
- PDCCH monitoring can be skipped dynamically, that is, the base station dynamically indicates the PDCCH channel that the terminal does not need to monitor within a certain period of time. During this period of time, the terminal can enter the sleep state, thereby achieving terminal energy saving.
- the base station issues a PDCCH instruction to allow the terminal to switch SSSG and/or skip PDCCH monitoring.
- the PDCCH monitoring adaptive instruction sent on a certain serving cell can only be applied to this serving cell and cannot be applied to other serving cells.
- this embodiment provides a method for instructing PDCCH monitoring, wherein the method is executed by an access network device, and the method includes:
- Step 41 Send instruction information to the terminal
- the indication information is used to indicate at least one of the following:
- the terminal involved in this disclosure may be, but is not limited to, a mobile phone, a wearable device, a vehicle-mounted terminal, a roadside unit (RSU, Road Side Unit), a smart home terminal, an industrial sensing device, and/or a medical device. wait.
- the terminal may be a Redcap terminal or a predetermined version of a new air interface NR terminal (for example, an R17 NR terminal).
- the access network equipment involved in the present disclosure may be a base station, and the base station may be various types of base stations, for example, a base station of a third generation mobile communication (3G) network, a base station of a fourth generation mobile communication (4G) network, Base stations for fifth generation mobile communications (5G) networks or other evolved base stations.
- 3G third generation mobile communication
- 4G fourth generation mobile communication
- 5G fifth generation mobile communications
- indication information is sent to the terminal; wherein the indication information is used to indicate at least one of the following: switching the third carrier in the carrier aggregation CA
- the search space or search space group of a carrier switching the search space or search space group of the first carrier group in the CA; and skipping the physical downlink control channel PDCCH monitoring of the first carrier in the CA.
- the indication information may be issued through a PDCCH monitoring adaptive instruction.
- the first carrier group may include at least two first carriers.
- the first carrier may also be called a target carrier, and the first carrier group may also be called a target carrier group.
- the terminal switches the search space or search space group of the first carrier in the carrier aggregation CA.
- the search space or search space group of the carrier or, if the instruction information indicates switching the search space or search space group of the first carrier group in the CA, the terminal switches the search space or search space group of the first carrier group in the CA.
- the indication information indicates to skip the physical downlink control channel PDCCH monitoring of the first carrier in the CA, then the terminal skips the physical downlink control channel PDCCH monitoring of the first carrier in the CA.
- the carrier used includes a first carrier and a second carrier.
- Send indication information to the terminal through the second carrier wherein the indication information is used to indicate at least one of the following: switching the search space or search space group of the first carrier in the carrier aggregation CA; switching the search space or search space group of the first carrier group in the CA Search space or search space group; and skip the physical downlink control channel PDCCH monitoring of the first carrier in the CA.
- the first carrier is a secondary carrier; the first carrier group is a secondary carrier group; and the second carrier is a primary carrier.
- the carrier used includes a first carrier and a second carrier.
- Send indication information to the terminal through the second carrier wherein the indication information is used to indicate at least one of the following: switching the search space or search space group of the first carrier in the carrier aggregation CA; switching the search space or search space group of the first carrier group in the CA Search space or search space group; and skip the physical downlink control channel PDCCH monitoring of the first carrier in the CA.
- the first carrier and the second carrier belong to the same discontinuous reception DRX group.
- the carrier indicating the search space or search space group is the first carrier group.
- the carrier used includes a first carrier and a second carrier.
- Send indication information to the terminal through the second carrier wherein the indication information is used to indicate at least one of the following: switching the search space or search space group of the first carrier in the carrier aggregation CA; switching the search space or search space group of the first carrier group in the CA Search space or search space group; and skip the physical downlink control channel PDCCH monitoring of the first carrier in the CA.
- the first carrier and the second carrier belong to different discontinuous reception DRX groups.
- the carrier used includes a first carrier and a second carrier.
- Send indication information to the terminal through the second carrier wherein the indication information is used to indicate at least one of the following: switching the search space or search space group of the first carrier in the carrier aggregation CA; switching the search space or search space group of the first carrier group in the CA Search space or search space group; and skip the physical downlink control channel PDCCH monitoring of the first carrier in the CA.
- the first carrier group and the second carrier belong to the same discontinuous reception DRX group.
- the carrier used includes a first carrier and a second carrier.
- Send indication information to the terminal through the second carrier wherein the indication information is used to indicate at least one of the following: switching the search space or search space group of the first carrier in the carrier aggregation CA; switching the search space or search space group of the first carrier group in the CA Search space or search space group; and skip the physical downlink control channel PDCCH monitoring of the first carrier in the CA.
- the first carrier group and the second carrier belong to different discontinuous reception DRX groups.
- the carrier used includes a first carrier and a second carrier.
- Send indication information to the terminal through the second carrier wherein the indication information is used to indicate at least one of the following: switching the search space or search space group of the first carrier in the carrier aggregation CA; switching the search space or search space group of the first carrier group in the CA Search space or search space group; and skip the physical downlink control channel PDCCH monitoring of the first carrier in the CA.
- the indication information also indicates the effective first carrier and/or the first carrier group.
- the first search space or first search space group operating on the first bandwidth part BWP is determined according to a predetermined protocol.
- the first BWP is the downlink BWP corresponding to firstActiveDownlinkBWP-Id (corresponding to one BWP).
- configuration information is sent to the terminal, wherein the configuration information is used by the terminal to determine, based on the configuration information, the first bandwidth part BWP running on the first carrier when the first carrier is activated. Search space or first search space group.
- the first search space running on the first bandwidth part BWP is firstActivesearchSpaceID (the first activated search space); the first search space running on the first BWP The group is firstActivesearchSpaceGroup-Id (the first activated search space group); in this way, the first activated search space or the first search space group when the first BWP is activated is introduced.
- the base station can designate the terminal to work in the first activated search space or search space group of a certain BWP; the BWP can be the BWP configured on the main carrier.
- the first search space or the first search space group is determined based on a predetermined index (eg, starting from index0).
- the predetermined search space group is used for the first carrier or the first carrier group, and the predetermined search space group has no search space configured; or, the predetermined search space is used for the first carrier or the first carrier group.
- the search space group is not configured with predetermined parameters.
- the predetermined parameters can be monitoringSlotPeriodicityAndOffset monitoring period and offset.
- the predetermined search space or predetermined search space group is a special type of search space or search space group, that is, an empty or dormant search space or search space group. At this time, the terminal does not need to monitor the downlink control channel. to achieve the power saving effect.
- the predetermined search space may be agreed through a protocol to be used only for secondary carriers.
- indication information is sent to the terminal; wherein the indication information is used to indicate at least one of the following: the search space of the first carrier in the CA starts from the first carrier.
- the search space is switched to the second search space; the search space of the first carrier in the CA is switched from the first search space group to the second search space group; the search space of the first carrier in the CA is switched from the second search space to the The first search space; the search space of the first carrier in CA switches from the second search space group to the first search space group; the search space of the first carrier group in CA switches from the first search space to the second search space space; the search space of the first carrier group in CA switches from the first search space group to the second search space group; the search space of the first carrier group in CA switches from the second search space to the first search space; And the search space of the first carrier group in the CA is switched from the second search space group to the first search space group.
- configuring the first search space (group) as a predetermined search space (group) means switching from the non-monitoring state to the monitoring state; at this time, the second search space (group) can be pre-configured for the network of.
- indication information is sent to the terminal; wherein the indication information is used to indicate at least one of the following: the search space of the first carrier in CA starts from the predetermined search The space is switched to the first search space; the search space of the first carrier in the CA is switched from the predetermined search space group to the first search space group; the search space of the first carrier in the CA is switched from the first search space Switch to the predetermined search space; the search space of the first carrier in CA switches from the first search space group to the predetermined search space group; the search space of the first carrier group in CA switches from the predetermined search space to The first search space; the search space of the first carrier group in CA is switched from the predetermined search space group to the first search space group; the search space of the first carrier group in CA is switched from the first search space to the predetermined search space; and the search space of the first carrier group in the CA is switched from the first search space group to the predetermined search space group.
- the PDCCH adaptation indication can be expanded to add an indication of a target carrier (first carrier) or a target carrier group (first carrier group).
- the target carrier (first carrier) and/or the target carrier group (first carrier group) may be explicitly indicated.
- the target carrier (first carrier) and/or target carrier group (first carrier group) may be implicitly indicated. For example, there is a corresponding relationship between an indication bit of the information field of the indication information and a target carrier or a target carrier group.
- the first bit of the information field corresponds to the first carrier or the first carrier group.
- the first carrier or the first carrier group can be issued an instruction or protocol agreement in advance by the network. In this way, after receiving the instruction information, the target carrier and/or the target carrier group can be determined based on the indication bit.
- the first carrier group may include other secondary carriers in addition to the primary carrier, and of course, may also include the primary carrier.
- the PDCCH adaptation indication can be expanded, a switching indication of the target carrier (first carrier) or target carrier group (first carrier group) can be added, and "0" is used to indicate entering the dormant search space or search space group; "1" instructs the terminal to switch to firstActivesearchSpaceID or firstActivesearchSpaceGroup-Id. Or use "01" to indicate entering the first search space or the first search space group; and "10" to indicate entering the second search space or the second search space group.
- the initial state of the first search space or search space group running on the first activated BWP (which can also be understood as the activated first BWP) is in an invalid state. It should be noted that when the initial state is the invalid state, PDCCH monitoring is not performed.
- the instruction information instructs the terminal to perform the PDCCH monitoring search space instruction for the target carrier or target carrier group (the first carrier or the first carrier group (there may be multiple)) to perform the search space or search space group status.
- Change for example, switching from invalid state to active state, that is, switching from not monitoring PDCCH to monitoring PDCCH.
- the PDCCH adaptation indication is extended, that is, the status change indication of the search space or search space group is added. For example, “0" is used to indicate the dormant search space or search space group; and “1" is used to wake up the search space or search space group. space group.
- indication information is sent to the terminal; wherein the indication information is used to indicate at least one of the following: switching the search space or search space group of the first carrier in the carrier aggregation CA; switching the first carrier group in the CA search space or search space group; and skip the physical downlink control channel PDCCH monitoring of the first carrier in the CA.
- the instruction information indicates the operation of the first carrier or the first carrier group in the carrier aggregation CA scenario
- the terminal can perform the first operation in the carrier aggregation scenario based on the instruction information.
- the operations of carrier or first carrier group search space switching, search space group switching and/or skipping PDCCH monitoring improve the reliability and reliability of PDCCH monitoring in carrier aggregation scenarios compared with the method that does not specify how to perform the above operations. Adaptability.
- this embodiment provides a method for instructing PDCCH monitoring, wherein the method is executed by an access network device, and the method includes:
- Step 51 Send instruction information to the terminal
- the indication information is used to indicate at least one of the following:
- the search space of the first carrier in the CA is switched from the first search space to the second search space;
- the search space of the first carrier in the CA is switched from the first search space group to the second search space group;
- the search space of the first carrier in the CA is switched from the second search space to the first search space;
- the search space of the first carrier in the CA is switched from the second search space group to the first search space group;
- the search space of the first carrier group in the CA is switched from the first search space to the second search space;
- the search space of the first carrier group in the CA is switched from the first search space group to the second search space group;
- the search space of the first carrier group in the CA is switched from the second search space to the first search space;
- the search space of the first carrier group in the CA is switched from the second search space group to the first search space group.
- the first search space or first search space group operating on the first bandwidth part BWP is determined according to a predetermined protocol.
- configuration information is sent to the terminal, wherein the configuration information is used by the terminal to determine, based on the configuration information, the first bandwidth part BWP running on the first carrier when the first carrier is activated. Search space or first search space group.
- the first BWP is the downlink BWP corresponding to firstActiveDownlinkBWP-Id.
- the first search space running on the first BWP is the first active search space, that is, firstActivesearchSpaceID.
- the first search space group running on the first BWP is the first active search space group, that is, firstActivesearchSpaceGroup-Id.
- first search space or the first search space group may be configured for the terminal but will not take effect, that is, PDCCH monitoring will not be performed.
- the first search space or the first search space group running on the first BWP not being configured is determined based on a predetermined protocol.
- this embodiment provides a method for instructing PDCCH monitoring, wherein the method is executed by the access network device, and the method includes:
- Step 61 Send instruction information to the terminal
- the indication information is used to indicate at least one of the following:
- the search space of the first carrier in the CA is switched from the predetermined search space to the first search space;
- the search space of the first carrier in the CA is switched from the predetermined search space group to the first search space group;
- the search space of the first carrier in the CA is switched from the first search space to the predetermined search space;
- the search space of the first carrier in the CA is switched from the first search space group to the predetermined search space group;
- the search space of the first carrier group in the CA is switched from the predetermined search space to the first search space;
- the search space of the first carrier group in the CA is switched from the predetermined search space group to the first search space group;
- the search space of the first carrier group in the CA is switched from the first search space to the predetermined search space;
- the search space of the first carrier group in the CA is switched from the first search space group to the predetermined search space group.
- the predetermined search space group is used for the first carrier or the first carrier group, and the predetermined search space group has no search space configured; or, the predetermined search space is used for the first carrier or the first carrier group. In the first carrier group, the search space group is not configured with predetermined parameters.
- the first search space or first search space group operating on the first bandwidth part BWP is determined according to a predetermined protocol.
- configuration information is sent to the terminal, wherein the configuration information is used by the terminal to determine, based on the configuration information, the first bandwidth part BWP operating on the first carrier when the first carrier is activated. Search space or first search space group.
- the first BWP is the downlink BWP corresponding to firstActiveDownlinkBWP-Id.
- the first search space running on the first BWP may be the first active search space, that is, firstActivesearchSpaceID.
- the first search space group running on the first BWP may be the first active search space group, that is, firstActivesearchSpaceGroup-Id.
- the first search space or the first search space group may be configured for the terminal but will not take effect, that is, PDCCH monitoring will not be performed. .
- the first search space or the first search space group running on the first BWP not being configured is determined based on a predetermined protocol.
- this embodiment provides a method for instructing PDCCH monitoring, wherein the method is executed by a terminal, and the method includes:
- Step 71 Receive the instruction information sent by the access network device
- the indication information is used to indicate at least one of the following:
- the terminal involved in this disclosure may be, but is not limited to, a mobile phone, a wearable device, a vehicle-mounted terminal, a roadside unit (RSU, Road Side Unit), a smart home terminal, an industrial sensing device, and/or a medical device. wait.
- the terminal may be a Redcap terminal or a predetermined version of a new air interface NR terminal (for example, an R17 NR terminal).
- the access network equipment involved in the present disclosure may be a base station, and the base station may be various types of base stations, for example, a base station of a third generation mobile communication (3G) network, a base station of a fourth generation mobile communication (4G) network, Base stations for fifth generation mobile communications (5G) networks or other evolved base stations.
- 3G third generation mobile communication
- 4G fourth generation mobile communication
- 5G fifth generation mobile communications
- the instruction information sent by the access network device is received; wherein the instruction information is used to indicate at least one of the following: switching carriers Aggregate the search space or search space group of the first carrier in the CA; switch the search space or search space group of the first carrier group in the CA; and skip the physical downlink control channel PDCCH monitoring of the first carrier in the CA.
- the indication information may be issued through a PDCCH monitoring adaptive instruction.
- the first carrier group may include at least two first carriers.
- the first carrier may also be called a target carrier, and the first carrier group may also be called a target carrier group.
- the terminal switches the search space or search space group of the first carrier in the carrier aggregation CA.
- the search space or search space group of the carrier or, if the instruction information indicates switching the search space or search space group of the first carrier group in the CA, the terminal switches the search space or search space group of the first carrier group in the CA.
- the indication information indicates to skip the physical downlink control channel PDCCH monitoring of the first carrier in the CA, then the terminal skips the physical downlink control channel PDCCH monitoring of the first carrier in the CA.
- the carrier used includes a first carrier and a second carrier.
- the first carrier is a secondary carrier; the first carrier group is a secondary carrier group; and the second carrier is a primary carrier.
- the carrier used includes a first carrier and a second carrier.
- the indication information sent by the access network device is received through the second carrier, wherein the indication information is used to indicate at least one of the following: switching the search space or search space group of the first carrier in the carrier aggregation CA; switching the first carrier in the CA; The search space or search space group of a carrier group; and skipping the physical downlink control channel PDCCH monitoring of the first carrier in the CA.
- the first carrier and the second carrier belong to the same discontinuous reception DRX group.
- the carrier indicating the search space or search space group is the first carrier group.
- the carrier used includes a first carrier and a second carrier.
- Receive indication information sent by the access network device through the second carrier wherein the indication information is used to indicate at least one of the following: switching the search space or search space group of the first carrier in the carrier aggregation CA; switching the first carrier in the CA The search space or search space group of a carrier group; and skipping the physical downlink control channel PDCCH monitoring of the first carrier in the CA.
- the first carrier and the second carrier belong to different discontinuous reception DRX groups.
- the carrier used includes a first carrier and a second carrier.
- the indication information sent by the access network device is received through the second carrier, wherein the indication information is used to indicate at least one of the following: switching the search space or search space group of the first carrier in the carrier aggregation CA; switching the first carrier in the CA; The search space or search space group of a carrier group; and skipping the physical downlink control channel PDCCH monitoring of the first carrier in the CA.
- the first carrier group and the second carrier belong to the same discontinuous reception DRX group.
- the carrier used includes a first carrier and a second carrier.
- Receive indication information sent by the access network device through the second carrier wherein the indication information is used to indicate at least one of the following: switching the search space or search space group of the first carrier in the carrier aggregation CA; switching the first carrier in the CA The search space or search space group of a carrier group; and skipping the physical downlink control channel PDCCH monitoring of the first carrier in the CA.
- the first carrier group and the second carrier belong to different discontinuous reception DRX groups.
- the carrier used includes a first carrier and a second carrier.
- Receive indication information sent by the access network device through the second carrier wherein the indication information is used to indicate at least one of the following: switching the search space or search space group of the first carrier in the carrier aggregation CA; switching the first carrier in the CA The search space or search space group of a carrier group; and skipping the physical downlink control channel PDCCH monitoring of the first carrier in the CA.
- the indication information also indicates the effective first carrier and/or the first carrier group.
- the first search space or first search space group operating on the first bandwidth part BWP is determined according to a predetermined protocol.
- the first BWP is the downlink BWP corresponding to firstActiveDownlinkBWP-Id (corresponding to one BWP).
- configuration information sent by the access network device is received, wherein the configuration information is used by the terminal to determine, based on the configuration information, the first bandwidth part BWP when the first carrier is activated.
- the first search space or first search space group to run.
- the first search space running on the first bandwidth part BWP is firstActivesearchSpaceID (the first activated search space); the first search space running on the first BWP The group is firstActivesearchSpaceGroup-Id (the first activated search space group); in this way, the first search space or search space group when the first BWP is activated is introduced.
- the base station can designate the terminal to switch to the first search space or search space group of a certain BWP; the BWP can be the BWP configured on the main carrier.
- the first search space or the first search space group is determined based on a predetermined index (eg, starting from index0).
- the predetermined search space group is used for the first carrier or the first carrier group, and the predetermined search space group has no search space configured; or, the predetermined search space is used for the first carrier or the first carrier group.
- the search space group is not configured with predetermined parameters.
- the predetermined parameters can be monitoringSlotPeriodicityAndOffset monitoring period and offset.
- the predetermined search space or predetermined search space group is a special type of search space or search space group, that is, an empty or dormant search space or search space group. At this time, the terminal does not need to monitor the downlink control channel. to achieve the power saving effect.
- the predetermined search space is only used for secondary carriers.
- the instruction information sent by the access network device is received; wherein the instruction information is used to indicate at least one of the following: the search space of the first carrier in the CA is from The first search space is switched to the second search space; the search space of the first carrier in the CA is switched from the first search space group to the second search space group; the search space of the first carrier in the CA is switched from the second search space Switch to the first search space; the search space of the first carrier in CA switches from the second search space group to the first search space group; the search space of the first carrier group in CA switches from the first search space to the second search space; the search space of the first carrier group in CA switches from the first search space group to the second search space group; the search space of the first carrier group in CA switches from the second search space to the second search space a search space; and switching the search space of the first carrier group in the CA from the second search space group to the first search space group.
- configuring the first search space (group) as a predetermined search space (group) means switching from the non-monitoring state to the monitoring state; at this time, the second search space (group) can be pre-configured for the network of.
- the instruction information sent by the access network device is received; wherein the instruction information is used to indicate at least one of the following: the search space of the first carrier in the CA is from The predetermined search space is switched to the first search space; the search space of the first carrier in the CA is switched from the predetermined search space group to the first search space group; the search space of the first carrier in the CA is switched from the The first search space is switched to the predetermined search space; the search space of the first carrier in CA is switched from the first search space group to the predetermined search space group; the search space of the first carrier group in CA is switched from the predetermined search space group.
- the search space is switched to the first search space; the search space of the first carrier group in CA is switched from the predetermined search space group to the first search space group; the search space of the first carrier group in CA is switched from the predetermined search space group to the first search space group.
- a search space is switched to the predetermined search space; and the search space of the first carrier group in the CA is switched from the first search space group to the predetermined search space group.
- the PDCCH adaptation indication can be expanded to add an indication of a target carrier (first carrier) or a target carrier group (first carrier group).
- the target carrier (first carrier) and/or the target carrier group (first carrier group) may be explicitly indicated.
- the target carrier (first carrier) and/or target carrier group (first carrier group) may be implicitly indicated. For example, there is a corresponding relationship between an indication bit of the information field of the indication information and a target carrier or a target carrier group.
- the first bit of the information field corresponds to the first carrier or the first carrier group.
- the first carrier or the first carrier group can be issued an instruction or protocol agreement in advance by the network. In this way, after receiving the instruction information, the target carrier and/or the target carrier group can be determined based on the indication bit.
- the first carrier group may include other secondary carriers in addition to the primary carrier, and of course, may also include the primary carrier.
- the PDCCH adaptation indication can be expanded, a switching indication of the target carrier (first carrier) or target carrier group (first carrier group) can be added, and "0" is used to indicate entering the dormant search space or search space group; "1" instructs the terminal to switch to firstActivesearchSpaceID or firstActivesearchSpaceGroup-Id. Or use "01" to indicate entering the first search space or the first search space group; and "10" to indicate entering the second search space or the second search space group.
- the state of the first search space or search space group running on the first activated BWP is initially in an invalid state, that is, no PDCCH monitoring is performed at this time.
- the instruction information instructs the terminal to perform the PDCCH monitoring search space instruction for the target carrier or target carrier group (the first carrier or the first carrier group (there may be multiple)) to perform the search space or search space group.
- State change for example, switching from invalid state to effective state, that is, switching from not monitoring PDCCH to monitoring PDCCH.
- the existing PDCCH adaptation indication is extended, that is, a status change indication of the search space or search space group is added. For example, "0" is used to indicate a dormant search space or search space group; and "1" is used to wake up the search. space or search space group.
- this embodiment provides a method for instructing PDCCH monitoring, wherein the method is executed by a terminal, and the method includes:
- Step 81 Receive the instruction information sent by the access network device
- the indication information is used to indicate at least one of the following:
- the search space of the first carrier in the CA is switched from the first search space to the second search space;
- the search space of the first carrier in the CA is switched from the first search space group to the second search space group;
- the search space of the first carrier in the CA is switched from the second search space to the first search space;
- the search space of the first carrier in the CA is switched from the second search space group to the first search space group;
- the search space of the first carrier group in the CA is switched from the first search space to the second search space;
- the search space of the first carrier group in the CA is switched from the first search space group to the second search space group;
- the search space of the first carrier group in the CA is switched from the second search space to the first search space;
- the search space of the first carrier group in the CA is switched from the second search space group to the first search space group.
- the first search space or first search space group operating on the first bandwidth part BWP is determined according to a predetermined protocol.
- configuration information sent by the access network device is received, wherein the configuration information is used by the terminal to determine, based on the configuration information, the first bandwidth part BWP when the first carrier is activated.
- the first search space or first search space group to run.
- the first BWP is the downlink BWP corresponding to firstActiveDownlinkBWP-Id.
- the first search space running on the first BWP may be the first active search space, that is, firstActivesearchSpaceID.
- the first search space group running on the first BWP may be the first active search space group, that is, firstActivesearchSpaceGroup-Id.
- first search space or the first search space group may be configured for the terminal but will not take effect, that is, PDCCH monitoring will not be performed.
- the first search space or the first search space group running on the first BWP not being configured is determined based on a predetermined protocol.
- this embodiment provides a method for instructing PDCCH monitoring, wherein the method is executed by a terminal, and the method includes:
- Step 91 Receive the instruction information sent by the access network device
- the indication information is used to indicate at least one of the following:
- the search space of the first carrier in the CA is switched from the predetermined search space to the first search space;
- the search space of the first carrier in the CA is switched from the predetermined search space group to the first search space group;
- the search space of the first carrier in the CA is switched from the first search space to the predetermined search space;
- the search space of the first carrier in the CA is switched from the first search space group to the predetermined search space group;
- the search space of the first carrier group in the CA is switched from the predetermined search space to the first search space;
- the search space of the first carrier group in the CA is switched from the predetermined search space group to the first search space group;
- the search space of the first carrier group in the CA is switched from the first search space to the predetermined search space;
- the search space of the first carrier group in the CA is switched from the first search space group to the predetermined search space group.
- the predetermined search space group is used for the first carrier or the first carrier group, and the predetermined search space group has no search space configured; or, the predetermined search space is used for the first carrier or the first carrier group. In the first carrier group, the search space group is not configured with predetermined parameters.
- the first search space or first search space group operating on the first bandwidth part BWP is determined according to a predetermined protocol.
- configuration information sent by the access network device is received, wherein the configuration information is used by the terminal to determine, based on the configuration information, the first bandwidth part BWP when the first carrier is activated.
- the first search space or first search space group to run.
- the first BWP is the downlink BWP corresponding to firstActiveDownlinkBWP-Id.
- the first search space running on the first BWP may be the first activated search space, that is, firstActivesearchSpaceID.
- the first search space group running on the first BWP may be the first activated search space group, that is, firstActivesearchSpaceGroup-Id.
- first search space or the first search space group may be configured for the terminal but will not take effect, that is, PDCCH monitoring will not be performed.
- the first search space or the first search space group running on the first BWP not being configured is determined based on a predetermined protocol.
- the base station issues a PDCCH monitoring adaptation instruction (corresponding to the instruction information of the present disclosure) for use in a multi-carrier aggregation scenario.
- a PDCCH monitoring adaptation instruction (corresponding to the instruction information of the present disclosure) for use in a multi-carrier aggregation scenario.
- the instruction information instructs the terminal to perform PDCCH monitoring search space instructions for the target carrier or target carrier group (the first carrier or the first carrier group (there may be multiple)) to perform search space or search space group switching. .
- the instruction for instructing the terminal to monitor the PDCCH search space is issued from the second carrier.
- the second carrier and the first carrier or the first carrier group belong to the same DRX group or different DRX groups.
- the instruction instructing the terminal to perform PDCCH monitoring search space may also specify the effective target carrier or target carrier group.
- the first search space or search space group running on the first activated BWP (which can also be understood as the activated first BWP) can be agreed upon by agreement. Or notify in advance via the Internet.
- the first activated BWP is the downlink BWP corresponding to firstActiveDownlinkBWP-Id.
- the first search space or search space group running on the first activated BWP is firstActivesearchSpaceID, which is the first activated search space, or firstActivesearchSpaceGroup-Id, which is the first activated search space group.
- the network convention is followed, for example, starting from index 0.
- first activated search space firstActivesearchSpaceID
- firstActivesearchSpaceGroup-Id first activated search space group
- the concept of dormant or empty search space or search space group is introduced.
- no search space is configured in the dormant or empty search space group.
- the dormant or empty search space can be:
- a new type of special search space (dormant search space) is newly defined in the protocol, and several of its parameters are not configured. For example, the following parameters are not configured:
- dormant or empty search spaces or search space groups are used only for secondary carriers.
- the instruction instructing the terminal to perform PDCCH monitoring search space is used for the target carrier or target carrier group (the first carrier or the first carrier group (there may be multiple)) to perform the first search space or the first search.
- the space group switches to other search spaces or search space groups.
- the instruction instructing the terminal to monitor the PDCCH search space is used for the target carrier or target carrier group (the first carrier or the first carrier group (there may be multiple)) to switch from other search spaces or search space groups to the first search. space or first search space group,
- the instruction instructing the terminal to monitor the PDCCH search space is used for the target carrier or target carrier group (the first carrier or the first carrier group (there can be multiple)) to perform the first activated search space or the first Activate a search space group to switch to other search spaces or search space groups.
- the first activated search space or the first activated search space group is firstActivesearchSpaceID (search space) or firstActivesearchSpaceGroup-Id (search space group), which can be configured as dormant or empty search space or search space group, that is, Do not configure PDCCH monitoring.
- the instruction instructing the terminal to monitor the PDCCH search space is used for the target carrier or target carrier group (the first carrier or the first carrier group (there can be multiple)) to perform dormant/or empty search space or search.
- the space group is switched to the second search space or the second search space group. It can be understood that, for example, if PDCCH monitoring is performed on the first carrier, but PDCCH monitoring is not performed on the second carrier, data needs to be received on the primary carrier to trigger the secondary carrier to perform PDCCH monitoring.
- the second search space or the second search space group may be specified by the network.
- the instruction instructing the terminal to perform monitoring of the PDCCH search space is used for the target carrier or target carrier group (the first carrier or the first carrier group (there may be multiple)) to perform the second search space or the second search.
- the space group switches to dormant or empty search space or search space group.
- the instruction instructing the terminal to perform PDCCH monitoring search space is used for the target carrier or target carrier group (the first carrier or the first carrier group (there may be multiple)) to perform the first search space or the first search.
- the space group is switched to the second search space or the second search space group.
- the second search space or second search space group can be specified for the network.
- the instruction instructing the terminal to perform monitoring of the PDCCH search space is used for the target carrier or target carrier group (the first carrier or the first carrier group (there may be multiple)) to perform the second search space or the second search.
- the space group is switched to the first search space or the first search space group.
- the second search space or the second search space group can be specified for the network.
- the second carrier and the first carrier belong to different DRX groups, it means that the instruction of the second carrier on the first carrier turns on the transceiver and performs PDCCH monitoring.
- the existing PDCCH adaptation indication is extended, that is, an indication of a target carrier or target carrier group is added;
- the existing PDCCH adaptation indication is expanded, that is, the indication of adding a search space or search space group.
- the target uses "00" to indicate entering the dormant search space or search space group; and "01" indicates that the terminal switches to The first search space or the first search space group; "10” indicates that the terminal switches to the second search space or the second search space group.
- the instruction information instructs the terminal to perform the PDCCH monitoring search space instruction for the target carrier or target carrier group (the first carrier or the first carrier group (there may be multiple)) to perform the search space or search space group.
- Status changes. For example, from inactive to enabled (or from inactive state to active state, or from deactivated state to activated state, or from sleep to wake-up).
- the status in the status change can include: inactive, enabled, invalid, effective, deactivated, activated and other corresponding states. Of course, other expressions are not excluded.
- the initial state of the first search space or search space group running on the first activated BWP is predetermined by the protocol or configured by the network
- the first search space or search space group running on the first activated BWP is initially in an invalid state, that is, no PDCCH monitoring is performed at this time.
- the instruction information instructs the terminal to perform the PDCCH monitoring search space instruction for the target carrier or target carrier group (the first carrier or the first carrier group (there may be multiple)) to perform the search space or search space group.
- State change for example, switching from invalid state to effective state, that is, switching from not monitoring PDCCH to monitoring PDCCH.
- the existing PDCCH adaptation indication is extended, that is, a status change indication of the search space or search space group is added.
- the indication bit "0" is used to indicate the dormant search space or search space group; and the indication bit "1" ” is used to wake up the search space or search space group.
- an embodiment of the present disclosure provides a device for instructing PDCCH monitoring, wherein the device includes:
- the sending module 101 is used to send instruction information to the terminal;
- the indication information is used to indicate at least one of the following:
- an embodiment of the present disclosure provides a device for instructing PDCCH monitoring, wherein the device includes:
- the receiving module 111 is used to receive instruction information sent by the access network device
- the indication information is used to indicate at least one of the following:
- An embodiment of the present disclosure provides a communication device.
- the communication device includes:
- Memory used to store instructions executable by the processor
- the processor is configured to: when executing executable instructions, implement the method applied to any embodiment of the present disclosure.
- the processor may include various types of storage media, which are non-transitory computer storage media that can continue to memorize information stored on the communication device after the communication device is powered off.
- the processor can be connected to the memory through a bus, etc., and is used to read the executable program stored in the memory.
- An embodiment of the present disclosure also provides a computer storage medium, wherein the computer storage medium stores a computer executable program, and when the executable program is executed by a processor, the method of any embodiment of the present disclosure is implemented.
- one embodiment of the present disclosure provides a structure of a terminal.
- the terminal 800 may be a mobile phone, a computer, a digital broadcast terminal, a messaging device, a game console, a tablet device, a medical device, a fitness device, a personal digital assistant, etc. .
- the terminal 800 may include one or more of the following components: a processing component 802, a memory 804, a power supply component 806, a multimedia component 808, an audio component 810, an input/output (I/O) interface 812, a sensor component 814, and communications component 816.
- Processing component 802 generally controls the overall operations of terminal 800, such as operations associated with display, phone calls, data communications, camera operations, and recording operations.
- the processing component 802 may include one or more processors 820 to execute instructions to complete all or part of the steps of the above method.
- processing component 802 may include one or more modules that facilitate interaction between processing component 802 and other components.
- processing component 802 may include a multimedia module to facilitate interaction between multimedia component 808 and processing component 802.
- Memory 804 is configured to store various types of data to support operations at device 800 . Examples of such data include instructions for any application or method operating on the terminal 800, contact data, phonebook data, messages, pictures, videos, etc.
- Memory 804 may be implemented by any type of volatile or non-volatile storage device, or a combination thereof, such as static random access memory (SRAM), electrically erasable programmable read-only memory (EEPROM), erasable programmable read-only memory (EEPROM), Programmable read-only memory (EPROM), programmable read-only memory (PROM), read-only memory (ROM), magnetic memory, flash memory, magnetic or optical disk.
- SRAM static random access memory
- EEPROM electrically erasable programmable read-only memory
- EEPROM erasable programmable read-only memory
- EPROM Programmable read-only memory
- PROM programmable read-only memory
- ROM read-only memory
- magnetic memory flash memory, magnetic or optical disk.
- Power supply component 806 provides power to various components of terminal 800.
- Power component 806 may include a power management system, one or more power supplies, and other components associated with generating, managing, and distributing power to terminal 800.
- Multimedia component 808 includes a screen that provides an output interface between terminal 800 and the user.
- the screen may include a liquid crystal display (LCD) and a touch panel (TP). If the screen includes a touch panel, the screen may be implemented as a touch screen to receive input signals from the user.
- the touch panel includes one or more touch sensors to sense touches, swipes, and gestures on the touch panel. A touch sensor can not only sense the boundaries of a touch or swipe action, but also detect the duration and pressure associated with the touch or swipe action.
- multimedia component 808 includes a front-facing camera and/or a rear-facing camera.
- the front camera and/or the rear camera may receive external multimedia data.
- Each front-facing camera and rear-facing camera can be a fixed optical lens system or have a focal length and optical zoom capabilities.
- Audio component 810 is configured to output and/or input audio signals.
- audio component 810 includes a microphone (MIC) configured to receive external audio signals when terminal 800 is in operating modes, such as call mode, recording mode, and voice recognition mode. The received audio signal may be further stored in memory 804 or sent via communication component 816 .
- audio component 810 also includes a speaker for outputting audio signals.
- the I/O interface 812 provides an interface between the processing component 802 and a peripheral interface module, which may be a keyboard, a click wheel, a button, etc. These buttons may include, but are not limited to: Home button, Volume buttons, Start button, and Lock button.
- Sensor component 814 includes one or more sensors that provide various aspects of status assessment for terminal 800 .
- the sensor component 814 can detect the open/closed state of the device 800, the relative positioning of components, such as the display and keypad of the terminal 800, the sensor component 814 can also detect the position change of the terminal 800 or a component of the terminal 800, the user The presence or absence of contact with the terminal 800, the terminal 800 orientation or acceleration/deceleration and the temperature change of the terminal 800.
- Sensor assembly 814 may include a proximity sensor configured to detect the presence of nearby objects without any physical contact.
- Sensor assembly 814 may also include a light sensor, such as a CMOS or CCD image sensor, for use in imaging applications.
- the sensor component 814 may also include an acceleration sensor, a gyroscope sensor, a magnetic sensor, a pressure sensor, or a temperature sensor.
- the communication component 816 is configured to facilitate wired or wireless communication between the terminal 800 and other devices.
- the terminal 800 can access a wireless network based on a communication standard, such as Wi-Fi, 2G or 3G, or a combination thereof.
- the communication component 816 receives broadcast signals or broadcast related information from an external broadcast management system via a broadcast channel.
- communications component 816 also includes a near field communications (NFC) module to facilitate short-range communications.
- NFC near field communications
- the NFC module can be implemented based on radio frequency identification (RFID) technology, infrared data association (IrDA) technology, ultra-wideband (UWB) technology, Bluetooth (BT) technology and other technologies.
- RFID radio frequency identification
- IrDA infrared data association
- UWB ultra-wideband
- Bluetooth Bluetooth
- the terminal 800 may be configured by one or more application specific integrated circuits (ASICs), digital signal processors (DSPs), digital signal processing devices (DSPDs), programmable logic devices (PLDs), field programmable Gate array (FPGA), controller, microcontroller, microprocessor or other electronic components are implemented for executing the above method.
- ASICs application specific integrated circuits
- DSPs digital signal processors
- DSPDs digital signal processing devices
- PLDs programmable logic devices
- FPGA field programmable Gate array
- controller microcontroller, microprocessor or other electronic components are implemented for executing the above method.
- non-transitory computer-readable storage medium including instructions, such as a memory 804 including instructions, which can be executed by the processor 820 of the terminal 800 to complete the above method is also provided.
- non-transitory computer-readable storage media may be ROM, random access memory (RAM), CD-ROM, magnetic tape, floppy disk, optical data storage device, etc.
- an embodiment of the present disclosure shows the structure of a base station.
- the base station 900 may be provided as a network side device.
- base station 900 includes a processing component 922, which further includes one or more processors, and memory resources represented by memory 932 for storing instructions, such as application programs, executable by processing component 922.
- the application program stored in memory 932 may include one or more modules, each corresponding to a set of instructions.
- the processing component 922 is configured to execute instructions to perform any of the foregoing methods applied to the base station.
- Base station 900 may also include a power supply component 926 configured to perform power management of base station 900, a wired or wireless network interface 950 configured to connect base station 900 to a network, and an input/output (I/O) interface 958.
- Base station 900 may operate based on an operating system stored in memory 932, such as Windows ServerTM, Mac OS XTM, UnixTM, LinuxTM, FreeBSDTM or the like.
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- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Mobile Radio Communication Systems (AREA)
Abstract
Un procédé d'indication de surveillance de PDCCH est proposé dans les modes de réalisation de la présente divulgation. Le procédé est exécuté par un dispositif de réseau d'accès. Le procédé consiste à : envoyer des informations d'indication à un terminal, dans lequel les informations d'indication sont utilisées pour indiquer au moins l'un des éléments suivants : la commutation d'un espace de recherche ou un groupe d'espaces de recherche d'une première porteuse dans un système d'agrégation de porteuses (CA) ; la commutation d'un espace de recherche ou un groupe d'espaces de recherche d'un premier groupe de porteuses dans le système CA ; et l'omission de la surveillance de canal de commande de liaison descendante physique (PDCCH) de la première porteuse dans le système CA.
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CN202280003340.2A CN117957900A (zh) | 2022-08-29 | 2022-08-29 | Pdcch监听的指示方法、装置、通信设备及存储介质 |
PCT/CN2022/115641 WO2024044918A1 (fr) | 2022-08-29 | 2022-08-29 | Procédé et appareil d'indication de surveillance de pdcch, et dispositif de communication et support de stockage |
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PCT/CN2022/115641 WO2024044918A1 (fr) | 2022-08-29 | 2022-08-29 | Procédé et appareil d'indication de surveillance de pdcch, et dispositif de communication et support de stockage |
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Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2008160576A (ja) * | 2006-12-25 | 2008-07-10 | Toshiba Corp | 基地局、端末および信号送信方法 |
WO2020077621A1 (fr) * | 2018-10-19 | 2020-04-23 | Oppo广东移动通信有限公司 | Procédé et dispositif pour recevoir des informations et pour envoyer des informations |
CN113595696A (zh) * | 2020-04-30 | 2021-11-02 | 华为技术有限公司 | 通信方法、装置及*** |
US20220159630A1 (en) * | 2020-11-13 | 2022-05-19 | Qualcomm Incorporated | Search space set group switching for monitoring dormancy |
-
2022
- 2022-08-29 CN CN202280003340.2A patent/CN117957900A/zh active Pending
- 2022-08-29 WO PCT/CN2022/115641 patent/WO2024044918A1/fr active Application Filing
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2008160576A (ja) * | 2006-12-25 | 2008-07-10 | Toshiba Corp | 基地局、端末および信号送信方法 |
WO2020077621A1 (fr) * | 2018-10-19 | 2020-04-23 | Oppo广东移动通信有限公司 | Procédé et dispositif pour recevoir des informations et pour envoyer des informations |
CN113595696A (zh) * | 2020-04-30 | 2021-11-02 | 华为技术有限公司 | 通信方法、装置及*** |
US20220159630A1 (en) * | 2020-11-13 | 2022-05-19 | Qualcomm Incorporated | Search space set group switching for monitoring dormancy |
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