WO2021189367A1 - 物理信道监测方法和终端设备 - Google Patents
物理信道监测方法和终端设备 Download PDFInfo
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- WO2021189367A1 WO2021189367A1 PCT/CN2020/081463 CN2020081463W WO2021189367A1 WO 2021189367 A1 WO2021189367 A1 WO 2021189367A1 CN 2020081463 W CN2020081463 W CN 2020081463W WO 2021189367 A1 WO2021189367 A1 WO 2021189367A1
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- serving cell
- subcarrier interval
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- pdcch monitoring
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W8/00—Network data management
- H04W8/22—Processing or transfer of terminal data, e.g. status or physical capabilities
- H04W8/24—Transfer of terminal data
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W72/00—Local resource management
- H04W72/20—Control channels or signalling for resource management
- H04W72/23—Control channels or signalling for resource management in the downlink direction of a wireless link, i.e. towards a terminal
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W24/00—Supervisory, monitoring or testing arrangements
- H04W24/08—Testing, supervising or monitoring using real traffic
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L1/00—Arrangements for detecting or preventing errors in the information received
- H04L1/0001—Systems modifying transmission characteristics according to link quality, e.g. power backoff
- H04L1/0036—Systems modifying transmission characteristics according to link quality, e.g. power backoff arrangements specific to the receiver
- H04L1/0038—Blind format detection
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L27/00—Modulated-carrier systems
- H04L27/26—Systems using multi-frequency codes
- H04L27/2601—Multicarrier modulation systems
- H04L27/2602—Signal structure
- H04L27/26025—Numerology, i.e. varying one or more of symbol duration, subcarrier spacing, Fourier transform size, sampling rate or down-clocking
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L5/00—Arrangements affording multiple use of the transmission path
- H04L5/003—Arrangements for allocating sub-channels of the transmission path
- H04L5/0053—Allocation of signaling, i.e. of overhead other than pilot signals
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L5/00—Arrangements affording multiple use of the transmission path
- H04L5/0091—Signaling for the administration of the divided path
- H04L5/0096—Indication of changes in allocation
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W24/00—Supervisory, monitoring or testing arrangements
- H04W24/02—Arrangements for optimising operational condition
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W72/00—Local resource management
- H04W72/04—Wireless resource allocation
- H04W72/044—Wireless resource allocation based on the type of the allocated resource
- H04W72/0446—Resources in time domain, e.g. slots or frames
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W72/00—Local resource management
- H04W72/04—Wireless resource allocation
- H04W72/044—Wireless resource allocation based on the type of the allocated resource
- H04W72/0453—Resources in frequency domain, e.g. a carrier in FDMA
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W72/00—Local resource management
- H04W72/04—Wireless resource allocation
- H04W72/044—Wireless resource allocation based on the type of the allocated resource
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02D—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN INFORMATION AND COMMUNICATION TECHNOLOGIES [ICT], I.E. INFORMATION AND COMMUNICATION TECHNOLOGIES AIMING AT THE REDUCTION OF THEIR OWN ENERGY USE
- Y02D30/00—Reducing energy consumption in communication networks
- Y02D30/70—Reducing energy consumption in communication networks in wireless communication networks
Definitions
- This application relates to the field of communications, and more specifically, to a physical channel monitoring method and terminal equipment.
- the terminal can be configured with two search space groups (search space groups, SS groups) on a serving cell, sometimes also The search space group is called a search space set group (SSS group), which is used to monitor the physical downlink control channel PDCCH.
- search space groups search space groups, SS groups
- SSS group search space set group
- the terminal determines that it is necessary to monitor the PDCCH (PDCCH monitoring) in one of the two SS groups.
- the terminal can support switching from monitoring PDCCH based on the search space set corresponding to the first group identifier to monitoring PDCCH based on the search space set corresponding to the second group identifier, and vice versa.
- the terminal can support switching from monitoring PDCCH based on the search space set corresponding to the first group identifier to monitoring PDCCH based on the search space set corresponding to the second group identifier, and vice versa.
- how to determine the switching behavior of the search space group of the terminal on the multiple serving cells in the serving cell group is a problem that needs to be studied at present.
- the embodiments of the present application provide a physical channel monitoring method and terminal equipment, which can be used to determine the switching mode of the search space group of the terminal on at least one serving cell in the serving cell group.
- An embodiment of the present application provides a physical channel monitoring method, including:
- the terminal device is configured with at least one serving cell group; the terminal device performs physical downlink control channel PDCCH monitoring on the first serving cell according to the first serving cell group, where the first serving cell is the first serving cell group
- the first serving cell group is a serving cell group in the at least one serving cell group.
- An embodiment of the present application also provides a terminal device, including:
- the physical channel monitoring module is configured to perform PDCCH monitoring on the first serving cell according to the first serving cell group when the terminal device is configured with at least one serving cell group; wherein, the first serving cell is the first serving cell group; A serving cell included in a serving cell group, and the first serving cell group is a serving cell group in the at least one serving cell group.
- An embodiment of the present application also provides a terminal device, including: a processor and a memory, the memory is used to store a computer program, the processor calls and runs the computer program stored in the memory, and executes the above-mentioned physical channel Monitoring method.
- An embodiment of the present application also provides a chip, including a processor, configured to call and run a computer program from a memory, so that a device installed with the chip executes the physical channel monitoring method described above.
- An embodiment of the present application also provides a computer-readable storage medium for storing a computer program, where the computer program enables a computer to execute the physical channel monitoring method described above.
- An embodiment of the present application also provides a computer program product, including computer program instructions, where the computer program instructions cause a computer to execute the physical channel monitoring method described above.
- the embodiments of the present application also provide a computer program that enables a computer to execute the physical channel monitoring method described above.
- the terminal device if the terminal device is configured with at least one serving cell group, for the first serving cell group in the at least one serving cell group and the first serving cell in the first serving cell group, the terminal device PDCCH monitoring is performed on the first serving cell according to the first serving cell group, so that it is possible to determine the switching behavior of the search space group of the terminal device on at least one cell in the serving cell group in the at least one serving cell group .
- Fig. 1 is a schematic diagram of a communication system architecture according to an embodiment of the present application.
- Figure 2-4 is a schematic diagram of the principle and effect of the implicit switching of the search space group when the terminal device monitors the physical channel.
- FIG. 5 is a schematic flowchart of a physical channel monitoring method according to an embodiment of the present application.
- Fig. 6 is a schematic structural block diagram of a terminal device according to an embodiment of the present application.
- Fig. 7 is a schematic block diagram of a communication device according to an embodiment of the present application.
- FIG. 8 is a schematic block diagram of a chip of an embodiment of the present application.
- Fig. 9 is a schematic block diagram of a communication system according to an embodiment of the present application.
- GSM Global System of Mobile Communication
- CDMA Code Division Multiple Access
- WCDMA Wideband Code Division Multiple Access
- GPRS General Packet Radio Service
- LTE Long Term Evolution
- LTE-A Advanced Long Term Evolution
- NR New Radio
- evolution system of NR system LTE (LTE-based access to unlicensed spectrum, LTE-U) system on unlicensed spectrum, NR (NR-based access to unlicensed spectrum) unlicensed spectrum, NR-U) system, non-terrestrial communication network (Non-Terrestrial Networks, NTN) system, Universal Mobile Telecommunication System (UMTS), wireless local area network (Wireless Local Area Networks, WLAN), wireless fidelity (Wireless Fidelity, WiFi), the fifth-generation communication (5th-Generation, 5G) system, or other communication systems, etc.
- GSM Global System of Mobile Communication
- CDMA Code Division Multiple Access
- WCDMA Wideband Code Division Multiple Access
- GPRS General Packet Radio Service
- LTE Long Term Evolution
- D2D Device to Device
- M2M Machine to Machine
- MTC machine type communication
- V2V vehicle to vehicle
- V2X vehicle to everything
- the communication system in the embodiments of the present application can be applied to a carrier aggregation (Carrier Aggregation, CA) scenario, can also be applied to a dual connectivity (DC) scenario, and can also be applied to a standalone (SA) deployment.
- CA Carrier Aggregation
- DC dual connectivity
- SA standalone
- the communication system in the embodiment of the present application may be applied to an unlicensed spectrum, where the unlicensed spectrum may also be considered as a shared spectrum; or, the communication system in the embodiment of the present application may also be applied to a licensed spectrum.
- the embodiments of this application describe various embodiments in combination with network equipment and terminal equipment.
- the terminal equipment may also be referred to as User Equipment (UE), access terminal, subscriber unit, user station, mobile station, mobile station, and remote station. Station, remote terminal, mobile device, user terminal, terminal, wireless communication device, user agent or user device, etc.
- UE User Equipment
- the terminal device can be a station (STAION, ST) in a WLAN, a cellular phone, a cordless phone, a Session Initiation Protocol (SIP) phone, a wireless local loop (Wireless Local Loop, WLL) station, and personal digital processing (Personal Digital Assistant, PDA) devices, handheld devices with wireless communication capabilities, computing devices or other processing devices connected to wireless modems, in-vehicle devices, wearable devices, next-generation communication systems such as terminal devices in NR networks, or in the future Terminal equipment in the evolved Public Land Mobile Network (PLMN) network.
- STAION, ST station
- WLAN Wireless Local Loop
- PDA Personal Digital Assistant
- the terminal device can be deployed on land, including indoor or outdoor, handheld, wearable, or vehicle-mounted; it can also be deployed on water (such as ships, etc.); it can also be deployed in the air (such as airplanes, balloons, and satellites).
- land including indoor or outdoor, handheld, wearable, or vehicle-mounted; it can also be deployed on water (such as ships, etc.); it can also be deployed in the air (such as airplanes, balloons, and satellites).
- First class can be deployed on land, including indoor or outdoor, handheld, wearable, or vehicle-mounted; it can also be deployed on water (such as ships, etc.); it can also be deployed in the air (such as airplanes, balloons, and satellites).
- the terminal device may be a mobile phone (Mobile Phone), a tablet computer (Pad), a computer with wireless transceiver function, a virtual reality (VR) terminal device, and an augmented reality (Augmented Reality, AR) terminal Equipment, wireless terminal equipment in industrial control, wireless terminal equipment in self-driving, wireless terminal equipment in remote medical, and wireless terminal equipment in smart grid , Wireless terminal equipment in transportation safety, wireless terminal equipment in smart city, or wireless terminal equipment in smart home, etc.
- Mobile Phone Mobile Phone
- a tablet computer Pad
- a computer with wireless transceiver function a virtual reality (VR) terminal device
- an augmented reality (Augmented Reality, AR) terminal Equipment Wireless terminal equipment in industrial control, wireless terminal equipment in self-driving, wireless terminal equipment in remote medical, and wireless terminal equipment in smart grid , Wireless terminal equipment in transportation safety, wireless terminal equipment in smart city, or wireless terminal equipment in smart home, etc.
- AR Augmented Reality
- the terminal device may also be a wearable device.
- Wearable devices can also be called wearable smart devices. It is a general term for using wearable technology to intelligently design everyday wear and develop wearable devices, such as glasses, gloves, watches, clothing and shoes.
- a wearable device is a portable device that is directly worn on the body or integrated into the user's clothes or accessories. Wearable devices are not only a kind of hardware device, but also realize powerful functions through software support, data interaction, and cloud interaction.
- wearable smart devices include full-featured, large-sized, complete or partial functions that can be achieved without relying on smart phones, such as smart watches or smart glasses, and only focus on a certain type of application function, and need to cooperate with other devices such as smart phones.
- the network device may be a device used to communicate with mobile devices, the network device may be an access point (AP) in WLAN, a base station (Base Transceiver Station, BTS) in GSM or CDMA , It can also be a base station (NodeB, NB) in WCDMA, or an evolved base station (Evolutional Node B, eNB or eNodeB) in LTE, or a relay station or access point, or vehicle equipment, wearable devices, and NR networks Network equipment (gNB) in the PLMN network or network equipment in the PLMN network that will evolve in the future.
- AP access point
- BTS Base Transceiver Station
- NodeB base station
- eNB evolved base station
- gNB Network Equipment
- the network device may have mobile characteristics, for example, the network device may be a mobile device.
- the network equipment can be a satellite or a balloon station.
- the satellite may be a low earth orbit (LEO) satellite, a medium earth orbit (MEO) satellite, a geostationary earth orbit (GEO) satellite, or a high elliptical orbit (High Elliptical Orbit, HEO). ) Satellite etc.
- the network device may also be a base station installed in a location such as land or water.
- the network equipment may provide services for the cell, and the terminal equipment communicates with the network equipment through the transmission resources (for example, frequency domain resources, or spectrum resources) used by the cell, and the cell may be a network equipment ( For example, the cell corresponding to the base station.
- the cell can belong to a macro base station or a base station corresponding to a small cell.
- the small cell here can include: Metro cell, Micro cell, and Pico cell. Pico cells, Femto cells, etc. These small cells have the characteristics of small coverage and low transmit power, and are suitable for providing high-rate data transmission services.
- FIG. 1 schematically shows one network device 1100 and two terminal devices 1200.
- the wireless communication system 1000 may include multiple network devices 1100, and the coverage of each network device 1100 may include other numbers
- the terminal device of this application does not limit this.
- the wireless communication system 1000 shown in FIG. 1 may also include other network entities such as mobility management entities (Mobility Management Entity, MME), access and mobility management functions (Access and Mobility Management Function, AMF).
- MME Mobility Management Entity
- AMF Access and Mobility Management Function
- the configuration parameters corresponding to the search space may include a search space group identification ID parameter, such as searchSpaceGroupIdList-r16. If the UE is configured with a search space group ID parameter, then The search space group ID parameter may indicate that the search space includes one of the following three situations:
- the search space group identifier corresponding to the search space is the first group identifier, for example, the search space corresponds to group 0, or the search space belongs to group 0;
- the search space group identifier corresponding to the search space is the second group identifier, for example, the search space corresponds to group 1, or the search space belongs to group 1;
- the search space group ID corresponding to the search space corresponds to both the first group ID and the second group ID.
- the search space corresponds to group 0 and group 1, or the search space belongs to both group 0 and group 1. .
- the UE may be configured with search space switching group indication parameters. If the UE is provided with search space switching group indication parameters, such as searchSpaceSwitchingGroupList-r16, this parameter indicates one or more serving cell groups. For a serving cell group in the one or more serving cell groups, when the UE performs PDCCH monitoring, The handover behavior of the SS group on all cells in the serving cell group is the same; otherwise, if the UE is provided with search space group ID parameters, then the UE will only target the SS group on the serving cell during PDCCH monitoring. Switch the SS group.
- searchSpaceSwitchingGroupList-r16 this parameter indicates one or more serving cell groups.
- the UE may be provided with a timer, and the value of the timer may be a time slot.
- the value of the timer is subtracted by 1 every time a time slot passes.
- the value of the timer may be configured by a higher layer, for example, it may be provided by a higher layer parameter searchSpaceSwitchingTimer-r16.
- the UE switching of the search space SS group can be realized by means of explicit handover, or can be realized by means of implicit handover.
- the terminal device can be configured in the downlink control information (Downlink control information, DCI) format 2_0 to indicate the switching instruction signaling for the SS group switching, and the terminal device can also detect the DCI format 2_0. Switching of the SS group is indicated by the handover indication signaling in the SS.
- the terminal device may determine whether to switch to, for example, the SS set corresponding to the second group identifier according to whether the DCI is detected in, for example, the SS set corresponding to the first group identifier.
- the handover process of the SS group may include at least one of the following situations:
- the UE detects a DCI format when performing PDCCH monitoring according to a search space set corresponding to the first group identifier, then at least P symbols after the last symbol of the PDCCH carrying the DCI format At the beginning of the first time slot, the UE performs PDCCH monitoring according to the search space set corresponding to the second group identifier, and stops performing PDCCH monitoring according to the search space set corresponding to the first group identifier.
- the UE If the UE detects a DCI format during PDCCH monitoring in any search space set, the UE sets or resets the timer to a value configured by a higher-level parameter such as searchSpaceSwitchingTimer-r16.
- the UE if the UE is configured to monitor the DCI format (for example, DCI format 2_0), the remaining channel occupancy time of the serving cell indicated by the DCI format is at least P symbols after the last symbol of COT.
- the UE performs PDCCH monitoring according to the search space set corresponding to the first group identifier, and stops performing PDCCH monitoring according to the search space set corresponding to the second group identifier.
- the UE performs PDCCH monitoring according to the search space set corresponding to the first group identifier, and stops performing PDCCH monitoring according to the search space set corresponding to the second group identifier.
- the time slot for PDCCH monitoring includes The time slot that starts first in 3) and 4) above.
- the UE is provided with search space switching group indication parameters, for example, the UE is configured by the network device parameter searchSpaceSwitchingGroupList-r16, which indicates at least one serving cell group, then the UE is performing During PDCCH monitoring, the handover behavior of the SS groups on all cells included in the serving cell group may be the same. However, in the implicit handover mode, how to determine the handover behavior of the search space SS group on all cells in a serving cell group needs to be further clarified and optimized.
- an embodiment of the present application provides a physical channel monitoring method.
- the method is applied to a terminal device, and the method includes:
- the terminal device is configured with at least one serving cell group
- the terminal device performs physical channel monitoring on the first serving cell according to the first serving cell group; wherein, the first serving cell is a serving cell included in the first serving cell group, and the first serving cell is The cell group is a serving cell group in the at least one serving cell group.
- the physical channel includes a control channel.
- the control channel includes PDCCH.
- the physical channel may include a physical channel transmitted between the terminal device and the terminal device, for example, a control channel transmitted between the terminal device and the terminal device; or, the physical channel may include a transmission channel between the network device and the network device.
- Physical channels such as control channels between network devices and network devices.
- the terminal device if the terminal device is configured with at least one serving cell group, for the first serving cell group in the at least one serving cell group and the first serving cell in the first serving cell group, the terminal The device performs PDCCH monitoring on the first serving cell according to the first serving cell group, thereby being able to determine the handover behavior of the search space SS group of the terminal device on all cells in a serving cell group.
- the serving cell may also be referred to as a cell.
- the search space can also be called a search space collection.
- the search space group can also be referred to as the search space collection group.
- the terminal device performing PDCCH monitoring on the first serving cell includes: the terminal device performing PDCCH monitoring on the downlink activated bandwidth part (Bandwidth part, BWP) of the first serving cell.
- BWP bandwidth part
- the search space SS set configured by the terminal device includes the search space group identifier, including: on the BWP of the first serving cell, the terminal device is configured to search
- the space SS set includes the search space group identifier.
- SS sets on different BWPs in the same serving cell are independently configured. Therefore, on different BWPs in the same serving cell, the number of SS sets that may be configured is the same, and the number of SS sets may also be configured. The number of collection groups is different.
- both the first BWP and the second BWP may include two SS set groups, such as group 0 and group 1, or, the first BWP includes two sets of SS.
- One SS set group such as group 0 and group 1
- the second BWP includes one SS set group such as group 0; or, the first BWP includes two SS set groups such as group 0 and group 1, and the second BWP does not include SS The set group; or, the first BWP includes an SS set group such as group 0, and the second BWP does not include the SS set group.
- the terminal device is configured to perform PDCCH monitoring by serving cell group, for example, the terminal device is provided with search space switching group indication parameters such as searchSpaceSwitchingGroupList-r16, which indicates one or more serving cell groups, then for the one or more serving cell groups According to the first serving cell group in the first serving cell group, the terminal device can perform PDCCH monitoring on at least one cell included in the first serving cell group.
- the handover behavior of the SS group of the terminal device on at least two cells in the first serving cell group is the same.
- the handover behavior of the SS group of the terminal device on all cells in the first serving cell group is the same.
- the first serving cell group may be any one of the one or more serving cell groups.
- one cell can be configured to belong to one serving cell group at most.
- a cell cannot belong to two or more serving cell groups at the same time.
- a cell may be configured to belong to a serving cell group, or may not belong to any serving cell group.
- the terminal device performs PDCCH monitoring on the cell, the SS group monitoring handover behavior is consistent with the SS group monitoring handover behavior of other cells in the first serving cell group.
- the UE needs to perform PDCCH monitoring according to the search space set.
- the UE needs to perform PDCCH monitoring according to the search space set.
- the UE is searching according to the first group identifier or the second group identifier.
- the space set performs PDCCH monitoring, it all includes performing PDCCH monitoring according to the search space set.
- the terminal equipment in the embodiment of the present application has different processing procedures for PDCCH monitoring on the first serving cell according to the first serving cell group, and can realize the search space SS on at least one cell in the serving cell group. Group switching. Detailed descriptions are provided below through a number of embodiments.
- the terminal device performs PDCCH monitoring on the first serving cell according to the search space SS set corresponding to the first group identifier, where if the terminal device is on the second serving cell in the first serving cell group according to the first If the SS set corresponding to the group identifier detects the first DCI format, starting from the first time slot on the first serving cell, the terminal device performs PDCCH monitoring on the first serving cell according to the SS set corresponding to the second group identifier, and Stop performing PDCCH monitoring according to the SS set corresponding to the first group identifier.
- the terminal device for the first serving cell and the second serving cell belonging to the first serving cell group, if the terminal device detects the first DCI format on the second serving cell, such as DCI format 2_0 or other DCI formats, the terminal device According to this, the SS group on the first serving cell is switched.
- the first serving cell and the second serving cell may be the same cell.
- the terminal device will switch the SS group on the first serving cell accordingly, or the terminal device will switch to at least one of the first serving cell groups accordingly.
- the SS group on the cell switches, or the terminal device switches the SS groups on all the cells in the first serving cell group accordingly.
- the SS groups on different serving cells can be configured independently. Therefore, for the same group label on different cells, the corresponding SS groups are different. For example, the SS set corresponding to the first group identifier on the first serving cell It is different from the SS set corresponding to the first group identifier on the second serving cell.
- the first time slot includes the first time slot at least P1 symbols after the last symbol of the PDCCH carrying the first DCI format.
- the first DCI format may be the first first DCI format detected on the second serving cell according to the SS set corresponding to the first group identifier.
- the first DCI format includes any DCI format.
- the first DCI format may be the first DCI format detected on the second serving cell according to the SS set corresponding to the first group identifier.
- the first time slot may be determined according to the first subcarrier interval, and the value of P1 symbols may also be determined according to the first subcarrier interval.
- the first subcarrier interval and P1 satisfy at least one of the following relationships:
- At least one of the foregoing situations corresponds to UE capability 1.
- the first subcarrier interval and P1 satisfy at least one of the following relationships:
- At least one of the foregoing situations corresponds to UE capability 2.
- the first time slot and/or the P1 symbols are determined according to the first subcarrier interval.
- the first time slot includes the first time slot after at least P1 symbols after the last symbol of the PDCCH carrying the first DCI format, where the P1 symbol and the first time slot are based on the first sub The carrier spacing is determined.
- the P1 symbol and the first time slot may also be determined according to different subcarrier intervals, which is not limited in this application.
- the first subcarrier interval is a subcarrier interval corresponding to the second serving cell, or the first subcarrier interval is a subcarrier interval corresponding to the first serving cell.
- the first subcarrier interval is the subcarrier interval configured on the activated BWP of the second cell, or the first subcarrier interval is the subcarrier interval configured on the activated BWP of the first cell.
- the first subcarrier interval is preset or configured by the network device.
- the first subcarrier interval is the smallest subcarrier interval among the subcarrier intervals corresponding to the serving cells included in the first serving cell group. For example, if the smallest subcarrier interval among the multiple subcarrier intervals corresponding to the multiple activated BWPs on the multiple cells included in the first serving cell group is 30kHz, then the first subcarrier interval is 30kHz.
- the subcarrier interval corresponding to the cell in the first serving cell group includes the minimum subcarrier interval before and after the BWP handover, or In other words, the first subcarrier interval is determined according to the minimum subcarrier interval before the BWP handover and after the BWP handover.
- the first subcarrier interval is the largest subcarrier interval among the subcarrier intervals corresponding to the serving cells included in the first serving cell group.
- the first subcarrier interval is determined according to the maximum subcarrier interval before the BWP handover and after the BWP handover.
- the first subcarrier interval is the smallest subcarrier interval supported on the unlicensed carrier.
- the first subcarrier interval is the maximum subcarrier interval supported on the unlicensed carrier.
- the second serving cell includes the first serving cell in the first serving cell group that detects the first DCI format according to the SS set corresponding to the first group identifier (for example, group 0), or includes the first serving cell. Any serving cell in a serving cell group.
- the second serving cell includes a preset serving cell in the first serving cell group.
- the second serving cell may be a special cell SpCell in the first serving cell group (for example, it may be a primary cell).
- PCell or PScell the second serving cell may also be the serving cell with the smallest cell index in the first serving cell group, and the second serving cell may also be the serving cell with the largest cell index in the first serving cell group.
- the serving cell may also be a serving cell indicated by the network device in the first serving cell group.
- the second serving cell may also be a cell configured in the first serving cell group, for example, a cell configured by a network device through high-level parameters.
- the terminal device if the terminal device detects a second DCI format (for example, DCI format 2_0 or other DCI formats) in at least one SS set on the third serving cell in the first serving cell group, the terminal device will A timer is set to the first timing value.
- a second DCI format for example, DCI format 2_0 or other DCI formats
- the at least one SS set may include any SS set.
- At least one SS set may correspond to the first group of identities, or to the second group of identities, or to both the first group of identities and the second group of identities, or neither to the first group of identities nor to the second group.
- logo may correspond to the first group of identities, or to the second group of identities, or to both the first group of identities and the second group of identities, or neither to the first group of identities nor to the second group.
- the first timing value of the first timer may be configured by a higher layer, for example, it may be provided by a higher layer parameter searchSpaceSwitchingTimer-r16.
- the first timing value may be configured to include N time units such as time slots, and N is a positive integer.
- the first timer may use a time unit such as a time slot, or a symbol, or a subframe, or a sub-slot (for example, a sub-slot includes an integer number of symbols less than 14) as the timing unit.
- the timing unit of the value of the first timer is a time slot, and after the first timer is set to take a value, each time a time slot passes, the value of the first timer is subtracted by one.
- the time unit corresponding to the first timer is determined according to the second subcarrier interval.
- a first timer may be configured for each serving cell, or a first timer may be configured for each serving cell group, or a first timer may be configured for multiple serving cell groups, or Each terminal device is configured with a first timer.
- the first timer may be a timer corresponding to the third serving cell, or the first timer may be a timer corresponding to the first serving cell group, or the first timer may be configured by the UE for SS group handover Timer.
- the first serving cell and the third serving cell may be the same cell.
- the terminal device detects the second DCI format in at least one SS set on the first serving cell in the first serving cell group, the terminal device sets the first timer to the first timing value.
- the third serving cell may be any serving cell in the first serving cell group.
- the third cell includes the last cell in the first serving cell group in which the second DCI format is detected.
- the UE sets the first timer as the first timing value.
- the second DCI format includes any DCI format. For example, every time the UE detects a DCI format on any serving cell in the first serving cell group, the UE sets the first timer as the first timing value.
- the first timing value is determined according to the second subcarrier interval.
- the first timing value is N time slots determined according to the second subcarrier interval.
- the second subcarrier interval may be a subcarrier interval corresponding to the third serving cell in the first serving cell group, or the second subcarrier interval may be a subcarrier interval corresponding to the first serving cell.
- the second subcarrier interval is the subcarrier interval configured on the activated BWP of the third cell, or the second subcarrier interval is the subcarrier interval configured on the activated BWP of the first cell.
- the second subcarrier interval is preset or configured by the network device.
- the second subcarrier interval is the smallest subcarrier interval among the subcarrier intervals corresponding to the serving cells included in the first serving cell group. For example, if the smallest subcarrier interval among the multiple subcarrier intervals corresponding to the multiple activated BWPs on the multiple cells included in the first serving cell group is 30kHz, then the second subcarrier interval is 30kHz.
- the subcarrier interval corresponding to the cell in the first serving cell group includes the minimum subcarrier interval before and after the BWP handover, or
- the second sub-carrier interval is determined according to the minimum sub-carrier interval before the BWP handover and after the BWP handover.
- the second subcarrier interval is the largest subcarrier interval among the subcarrier intervals corresponding to the serving cells included in the first serving cell group.
- the second subcarrier interval is determined according to the maximum subcarrier interval before the BWP handover and after the BWP handover.
- the second subcarrier interval is the minimum subcarrier interval supported on the unlicensed carrier.
- the second subcarrier interval is the maximum subcarrier interval supported on the unlicensed carrier.
- the terminal device performs PDCCH monitoring on the first serving cell according to the SS set corresponding to the second group identifier (for example, group 1), then starting from the second time slot on the first serving cell, the terminal device is The first serving cell performs PDCCH monitoring according to the SS set corresponding to the first group identifier (for example, group 0), and stops performing PDCCH monitoring according to the SS set corresponding to the second group identifier.
- the second time slot may include the first time slot at least P2 symbols after the corresponding time slot when the first timer expires.
- the second time slot may also include the first time slot at least P2 symbols after the last symbol of the first remaining channel occupation length, where the first remaining channel occupation length includes the first serving cell group At least one remaining channel occupancy length corresponding to the serving cell in, the last remaining channel occupancy length of the end position, or at least one remaining channel occupancy length corresponding to the serving cell in the first serving cell group, the remaining channel occupancy length with the earliest end position , Or the remaining channel occupation length corresponding to the second serving cell in the first serving cell group, or the remaining channel occupation length corresponding to the first serving cell in the first serving cell group.
- the second time slot may include the earliest arrival time slot among the above items.
- the first time slot after at least P2 symbols after the corresponding time slot is time slot m
- the first remaining channel occupies the first time slot at least P2 symbols after the last symbol of the length.
- One time slot is time slot m+1, where time slot m+1 is later than time slot m in the time domain, then the second time slot includes time slot m.
- the second time slot may include the latest arrival time slot among the above items.
- the first time slot after at least P2 symbols after the corresponding time slot is time slot m
- the first remaining channel occupies the first time slot at least P2 symbols after the last symbol of the length.
- One time slot is time slot m+1, where time slot m+1 is later than time slot m in the time domain, then the second time slot includes time slot m+1.
- the first remaining channel occupation length is determined according to the detected DCI format 2_0, or the first remaining channel occupation length is determined according to high-level configuration parameters. For example, if the terminal device is configured to monitor DCI format 2_0, and DCI format 2_0 includes slot format indicator (SFI) information or channel occupancy time (Channel occupancy time) of at least one serving cell in the first serving cell group , COT) length indication information, the terminal device can determine the remaining channel occupation length of the at least one serving cell according to the DCI format 2_0.
- SFI slot format indicator
- COT channel occupancy time
- the terminal device may configure the period for at least one serving cell in the first serving cell group according to the network device
- the channel occupation length is used to determine the remaining channel occupation length of the at least one serving cell.
- the remaining channel occupation length may also be considered as the channel occupation length.
- the second time slot may be determined according to the third subcarrier interval, and/or the P2 symbols may also be determined according to the third subcarrier interval of.
- the second time slot includes the first time slot at least P2 symbols after the corresponding time slot when the first timing value expires, where the P2 symbols and the second time slot are based on the third subcarrier interval definite.
- the P2 symbols and the second time slot may also be determined according to different subcarrier intervals, which is not limited in this application.
- the third subcarrier interval is the subcarrier interval corresponding to the second serving cell in the first serving cell group, or, the third subcarrier interval is the subcarrier interval corresponding to the first serving cell, or, the third subcarrier interval
- the carrier interval is the subcarrier interval corresponding to the cell corresponding to the first remaining channel occupation length.
- the third subcarrier interval is the subcarrier interval configured on the activated BWP of the second cell, or the third subcarrier interval is the subcarrier interval configured on the activated BWP of the first cell, or the third subcarrier interval is The first remaining channel occupies the subcarrier interval configured on the activated BWP of the cell corresponding to the length.
- the third subcarrier interval is preset or configured by the network device.
- the third subcarrier interval is the smallest subcarrier interval among the subcarrier intervals corresponding to the serving cells included in the first serving cell group. For example, if the smallest subcarrier interval among the multiple subcarrier intervals corresponding to the multiple activated BWPs on the multiple cells included in the first serving cell group is 30kHz, then the third subcarrier interval is 30kHz.
- the subcarrier interval corresponding to the cell in the first serving cell group includes the minimum subcarrier interval before and after the BWP handover, or
- the third subcarrier interval is determined according to the minimum subcarrier interval before the BWP handover and after the BWP handover.
- the third subcarrier interval is the largest subcarrier interval among the subcarrier intervals corresponding to the serving cells included in the first serving cell group.
- the third subcarrier interval is determined according to the maximum subcarrier interval before the BWP handover and after the BWP handover.
- the third subcarrier interval is the smallest subcarrier interval supported on the unlicensed carrier.
- the third subcarrier interval is the maximum subcarrier interval supported on the unlicensed carrier.
- the third subcarrier interval and P2 satisfy at least one of the following relationships:
- At least one of the foregoing situations corresponds to UE capability 1.
- the third subcarrier interval and P2 satisfy at least one of the following relationships:
- At least one of the foregoing situations corresponds to UE capability 2.
- the values of P1 and P2 are the same.
- the values of P1 and P2 are both represented by P.
- any two subcarrier intervals among the first subcarrier interval, the second subcarrier interval, and the third subcarrier interval may be the same subcarrier interval, or may be different subcarrier intervals. Carrier spacing.
- any two serving cells among the first serving cell, the second serving cell, and the third serving cell may be the same serving cell, or may be different serving cells.
- the PDCCH monitoring behavior of the terminal device can include the following multiple methods At least one:
- Manner 1 If the terminal device performs PDCCH monitoring according to the SS set corresponding to the first group identifier on at least one serving cell in the first serving cell group, then the terminal device performs PDCCH monitoring on the first serving cell according to the SS set corresponding to the first group identifier Perform PDCCH monitoring.
- Manner 2 If the terminal device performs PDCCH monitoring on at least one serving cell in the first serving cell group according to the SS set corresponding to the second group identifier (for example, group 1), then the terminal device does not perform PDCCH monitoring on the first serving cell according to the first serving cell.
- the SS set corresponding to the group identifier performs PDCCH monitoring.
- Manner 3 If the terminal device performs PDCCH monitoring on at least one serving cell in the first serving cell group according to the SS set corresponding to the second group identifier (for example, group 1), then the terminal device performs PDCCH monitoring on the first serving cell according to the first group Identify the corresponding SS set for PDCCH monitoring.
- the terminal device needs to perform PDCCH monitoring according to the at least one search space set. For example, no matter whether the first serving cell group performs PDCCH monitoring according to the search space set corresponding to the first group identifier, or performs PDCCH monitoring according to the search space set corresponding to the second group identifier, on the first serving cell, it is For a search space corresponding to a set of identifiers, all terminal devices need to perform PDCCH monitoring.
- the PDCCH monitoring behavior of the terminal device may include: regardless of the first service Whether the cell group performs PDCCH monitoring based on the search space set corresponding to the first group identifier, or the PDCCH monitoring based on the search space set corresponding to the second group identifier, the terminal equipment needs to perform PDCCH monitoring for the SS set configured on the first serving cell PDCCH monitoring.
- the activated BWP of the terminal device on the first serving cell is switched from the first BWP to the second BWP.
- the PDCCH monitoring behavior of the terminal device includes at least one of the following multiple methods:
- Method 1 After the terminal device switches from the activated BWP on the first serving cell to the second BWP, if the terminal device performs PDCCH monitoring on at least one serving cell in the first serving cell group according to the SS set corresponding to the first group identifier, Then, the terminal device performs PDCCH monitoring on the second BWP in the first serving cell according to the SS set corresponding to the first group identifier.
- Method 2 After the terminal device’s active BWP on the first serving cell is switched to the second BWP, if the terminal device is on at least one serving cell in the first serving cell group according to the SS corresponding to the second group identifier (for example, group 1) PDCCH monitoring is performed in a collective, then the terminal device does not perform PDCCH monitoring on the second BWP in the first serving cell according to the SS set corresponding to the first group identifier.
- group 1 for example, group 1
- Manner 3 After the terminal device’s active BWP on the first serving cell is switched to the second BWP, if the terminal device is on at least one serving cell in the first serving cell group according to the SS corresponding to the second group identifier (for example, group 1) PDCCH monitoring is performed in a collection, then the terminal device performs PDCCH monitoring on the second BWP in the first serving cell according to the SS set corresponding to the first group identifier.
- group 1 for example, group 1
- the PDCCH monitoring behavior of the terminal device may include: after the terminal device’s active BWP on the first serving cell is switched to the second BWP, regardless of whether the first serving cell group is based on the search space set corresponding to the first group identifier
- the terminal equipment needs to perform PDCCH monitoring for the SS set configured on the second BWP in the first serving cell.
- the activated BWP of the terminal device on the first serving cell for example, the downlink activated BWP may be switched from the first BWP to the second BWP.
- the terminal device may perform PDCCH monitoring on the first serving cell on the second BWP on the first serving cell according to PDCCH monitoring behaviors on other serving cells in the first serving cell group.
- the PDCCH monitoring behavior of the terminal device includes at least one of the following multiple methods:
- Manner 1 If the terminal device performs PDCCH monitoring according to the SS set corresponding to the first group identifier on at least one serving cell in the first serving cell group, then the terminal device performs PDCCH monitoring on the first serving cell according to the SS set corresponding to the first group identifier Perform PDCCH monitoring.
- the first serving cell includes the SS set corresponding to the first group identifier and includes the SS set corresponding to the second group identifier.
- the activated BWP of the terminal device on the first serving cell is switched from the first BWP to the second BWP.
- the PDCCH monitoring behavior of the terminal device includes at least one of the following methods:
- Method 1 After the terminal device switches from the activated BWP on the first serving cell to the second BWP, if the terminal device performs PDCCH monitoring on at least one serving cell in the first serving cell group according to the SS set corresponding to the first group identifier, Then, the terminal device performs PDCCH monitoring on the second BWP in the first serving cell according to the SS set corresponding to the first group identifier.
- the activated BWP of the terminal device on the first serving cell for example, the downlink activated BWP may be switched from the first BWP to the second BWP.
- the terminal device may perform PDCCH monitoring on the first serving cell on the second BWP on the first serving cell according to PDCCH monitoring behaviors on other serving cells in the first serving cell group.
- the terminal device when the terminal device performs PDCCH monitoring on the fourth serving cell, it can determine the SS group's SS group according to the display switching mode or implicit switching mode of the cell. Switch behavior.
- the PDCCH monitoring behavior of the terminal device may include at least one of the following methods:
- Manner 1 In the case that handover indication signaling is not provided on the fourth serving cell, for example, the SearchSpaceSwitchTrigger-r16 parameter is not provided or configured, the terminal device on the fourth serving cell according to the SS corresponding to the first group identifier Collect PDCCH monitoring.
- Manner 2 In the case where handover indication signaling is provided on the fourth serving cell, if the handover indication signaling indicates to perform PDCCH monitoring according to the search space set corresponding to the first group identifier, then the terminal equipment according to the first group identifier corresponds to Search space collection for PDCCH monitoring. If the handover indication signaling indicates to perform PDCCH monitoring according to the search space set corresponding to the second group identifier, the UE does not perform PDCCH monitoring according to the search space set corresponding to the first group identifier.
- Manner 3 The terminal device always performs PDCCH monitoring according to the search space set corresponding to the first group of identifiers.
- the activated BWP of the terminal device on the first serving cell is switched from the first BWP to the second BWP.
- the first serving cell includes the SS set corresponding to the first group identifier and includes the SS set corresponding to the second group identifier
- the PDCCH monitoring behavior of the terminal device includes at least one of the following multiple methods:
- Manner 1 If the first serving cell includes a first SS set, where the first SS set includes at least one SS set, and the first SS set does not belong to the SS set corresponding to the first group identifier, nor does it belong to the second group identifier Corresponding SS set, then the terminal device performs PDCCH monitoring on the second BWP according to the first SS set.
- Manner 2 If the first serving cell includes a second SS set, where the second SS set includes at least one SS set, and the second SS set belongs to both the SS set corresponding to the first group identifier and the second group identifier SS set, then the terminal device performs PDCCH monitoring on the second BWP according to the second SS set.
- Manner 3 The terminal device performs PDCCH monitoring on the first BWP of the first serving cell according to the SS set corresponding to the first group identifier and detects a DCI format in an SS set corresponding to the first group identifier.
- the first time slot after at least P symbols after the last symbol of the PDCCH in the DCI format is time slot A
- the first time slot after the active BWP on the first serving cell is switched to the second BWP is time slot B.
- time slot A is earlier than time slot B, the terminal device performs PDCCH monitoring according to the SS set corresponding to the second group identifier on the second BWP in the first serving cell, and stops performing PDCCH monitoring based on the search space set corresponding to the first group identifier PDCCH monitoring.
- time slot A is not earlier than time slot B, then the terminal equipment starts from time slot A on the second BWP in the first serving cell and performs PDCCH monitoring according to the SS set corresponding to the second group identifier, and stops according to the first The search space collection corresponding to the group identifier performs PDCCH monitoring.
- time slot A is not earlier than time slot B, then the terminal equipment sets the SS corresponding to the first group of identifiers on the resources from time slot B to time slot A on the second BWP in the first serving cell Perform PDCCH monitoring.
- Manner 4 The terminal device performs PDCCH monitoring on the first BWP of the first serving cell according to the SS set corresponding to the second group identifier, assuming that the first time slot after at least P symbols after the time slot where the timer expires is Time slot C, the channel occupancy time COT of the first serving cell (if the terminal equipment can obtain the information) is at least P symbols after the last symbol and the first time slot is time slot D.
- the first time slot after the activated BWP is switched to the second BWP is time slot B. Assume that the earlier time slot in the time domain in time slot C and time slot D is time slot E.
- time slot E is earlier than time slot B
- the terminal device performs PDCCH monitoring according to the SS set corresponding to the first group identifier on the second BWP in the first serving cell, and stops performing PDCCH monitoring according to the search space set corresponding to the second group identifier PDCCH monitoring.
- the terminal equipment starts from the time slot E on the second BWP in the first serving cell and performs PDCCH monitoring according to the SS set corresponding to the first group identifier, and stops according to the second BWP.
- the search space collection corresponding to the group identifier performs PDCCH monitoring.
- the terminal equipment sets the SS corresponding to the second group of identifiers on the resources from the time slot B to the time slot E on the second BWP in the first serving cell Perform PDCCH monitoring.
- time slot A is determined according to the subcarrier interval corresponding to the first BWP, or according to the subcarrier interval corresponding to the second BWP, or according to the smaller of the subcarrier intervals corresponding to the first BWP and the second BWP / Determined by the larger sub-carrier interval, or determined according to the preset/configured sub-carrier interval.
- time slot B is determined according to the subcarrier interval corresponding to the first BWP, or according to the subcarrier interval corresponding to the second BWP, or according to the smaller of the subcarrier intervals corresponding to the first BWP and the second BWP / Determined by the larger sub-carrier interval, or determined according to the preset/configured sub-carrier interval.
- the time slot corresponding to the time slot C or the timer is determined according to the subcarrier interval corresponding to the first BWP, or according to the subcarrier interval corresponding to the second BWP, or according to the corresponding subcarrier interval of the first BWP and the second BWP
- the smaller/larger sub-carrier interval in the sub-carrier interval is determined, or is determined according to the preset/configured sub-carrier interval.
- the time slot D is determined according to the subcarrier interval corresponding to the first BWP, or according to the subcarrier interval corresponding to the second BWP, or according to the smaller of the subcarrier intervals corresponding to the first BWP and the second BWP / Determined by the larger sub-carrier interval, or determined according to the preset/configured sub-carrier interval.
- the P symbols are determined according to the subcarrier interval corresponding to the first BWP, or determined according to the subcarrier interval corresponding to the second BWP, or according to the subcarrier interval corresponding to the first BWP and the second BWP.
- the small/larger subcarrier interval is determined, or determined according to the preset/configured subcarrier interval.
- At least two of the time slots A, B, C, D, the P symbols and the time slots corresponding to the timer are determined according to the same subcarrier interval.
- the time slots A, B, C, D, the P symbols and the time slots corresponding to the timer are determined according to the same subcarrier interval.
- the activated BWP of the terminal device on the first serving cell is switched from the first BWP to the first BWP.
- the second BWP includes: the downlink activated BWP of the terminal device on the first serving cell is switched from the first BWP to the second BWP, and/or the uplink activated BWP of the terminal device on the first serving cell is switched from the first BWP to the second BWP Two BWP.
- the activated BWP of the terminal device on the first serving cell may be switched from the first BWP to the second BWP.
- the terminal device may determine the PDCCH monitoring behavior on the second BWP according to the PDCCH monitoring behavior on the first BWP on the first serving cell.
- PDCCH monitoring may also be performed in at least one of the following multiple ways:
- the terminal device performs physical downlink control channel PDCCH monitoring on the first serving cell according to the first serving cell.
- the terminal device performs PDCCH monitoring according to the first SS set.
- the terminal device is configured with search space switching instruction signaling, for example, the search space switching instruction signaling corresponding to the first serving cell group is configured
- the terminal device performs physical downlink control channel PDCCH monitoring on the first serving cell according to the first serving cell group.
- the terminal device when the terminal device is not configured with search space switching indication signaling, for example, the search space switching indication signaling corresponding to the first serving cell group, such as the SearchSpaceSwitchTrigger-r16 parameter, is not configured, the terminal device The physical downlink control channel PDCCH monitoring is not performed on the first serving cell according to the first serving cell group. In some other embodiments of the present application, when the terminal device does not perform physical downlink control channel PDCCH monitoring on the first serving cell according to the first serving cell group, the terminal device performs the PDCCH monitoring on the first serving cell according to the first serving cell. Perform physical downlink control channel PDCCH monitoring.
- search space switching indication signaling corresponding to the first serving cell group such as the SearchSpaceSwitchTrigger-r16 parameter
- any two of the first serving cell, the second serving cell, and the third serving cell may be the same cell or different cells, which can realize the The solution of at least one of the above embodiments.
- the UE For any cell belonging to a serving cell group, such as the first serving cell group, if the UE is configured to perform PDCCH monitoring according to the serving cell group and the UE is not provided with the handover indication signaling corresponding to the first serving cell group, for example, the UE is provided Or the searchSpaceSwitchingGroupList-r16 parameter is configured and the SearchSpaceSwitchTrigger-r16 parameter is not provided or is not configured, the UE can be configured with the first timer corresponding to the first serving cell group, where the value of the first timer includes N time slots .
- the UE may also determine the reference subcarrier interval, for example, the reference subcarrier interval is configured by the network device or preset as the smallest subcarrier interval among the subcarrier intervals corresponding to the serving cells included in the first serving cell group.
- the PDCCH monitoring behavior of the UE may include at least one of the following situations:
- the UE On any cell in the first serving cell group, for at least one search space that neither corresponds to group 0 nor to group 1, the UE needs to perform PDCCH monitoring according to the at least one search space set.
- the UE detects a DCI format during PDCCH monitoring according to a search space set corresponding to group 0 on any cell in the first serving cell group, then at least P from the last symbol of the PDCCH carrying the DCI format At the beginning of the first time slot after the symbol, on any cell in the first serving cell group, the UE performs PDCCH monitoring according to the search space set corresponding to group 1, and stops performing PDCCH monitoring according to the search space set corresponding to group 0.
- the P symbols are P symbols determined according to the reference subcarrier interval
- the first time slot is a time slot determined according to the reference subcarrier interval.
- the UE If the UE detects a DCI format during PDCCH monitoring in any search space set on any cell in the first serving cell group, the UE sets or resets the first timer to N time slots.
- the N time slots are time slots determined according to the reference subcarrier interval.
- the UE performs PDCCH monitoring on any cell in the first serving cell group according to the search space set corresponding to group 1, then i) the first time after at least P symbols after the corresponding time slot when the first timer expires A time slot starts, or, ii) if the UE is configured to monitor the DCI format 2_0 corresponding to at least one cell in the first serving cell group, the last remaining channel in the first serving cell group indicated by the DCI format 2_0
- the first time slot after at least P symbols after the last symbol of the occupied length starts, and the time slot that starts first in the time domain in the above two cases i) and ii) shall prevail.
- the UE performs PDCCH monitoring according to the search space set corresponding to group 0, and stops performing PDCCH monitoring according to the search space set corresponding to group 1.
- the P symbols are P symbols determined according to the reference subcarrier interval
- the first time slot is a time slot determined according to the reference subcarrier interval.
- the handover behavior of the search space SS group on multiple cells in a serving cell group can be effectively determined.
- an embodiment of the present application provides a terminal device 100, referring to FIG. 6, which includes:
- the physical channel monitoring module 110 is configured to perform PDCCH monitoring on the first serving cell according to the first serving cell group when the terminal device is configured with at least one serving cell group; wherein, the first serving cell is the first serving cell group; A serving cell included in a serving cell group, and the first serving cell group is a serving cell group in the at least one serving cell group.
- the physical channel monitoring module includes a receiving module and/or a processing module, wherein the receiving module is used to receive a candidate PDCCH, and the processing module is used to detect whether the candidate PDCCH includes DCI Format.
- the terminal device performing PDCCH monitoring according to the SS set includes: the terminal device performs PDCCH blind detection according to the candidate PDCCH in the SS set, and determines whether the candidate PDCCH includes DCI information according to the blind detection result. If the terminal device detects the DCI format on a certain candidate PDCCH during the PDCCH monitoring process, the terminal device can consider that the candidate PDCCH includes DCI information; if the terminal device does not detect DCI on a certain candidate PDCCH during the PDCCH monitoring process Format, the terminal device can consider that the candidate PDCCH does not include DCI information.
- the physical channel monitoring module 110 includes:
- the first monitoring submodule is configured to perform PDCCH monitoring on the first serving cell according to the search space SS set corresponding to the first group identifier;
- the second monitoring submodule is configured to detect the first DCI format on the second serving cell in the first serving cell group by the first format detection module according to the SS set corresponding to the first group identifier Next, starting from the first time slot on the first serving cell, PDCCH monitoring is performed on the first serving cell according to the SS set corresponding to the second group identifier, and the SS corresponding to the first group identifier is stopped. Collect PDCCH monitoring.
- the physical channel monitoring module 110 includes:
- the timer setting submodule is configured to set the second DCI format when the second format detection submodule detects the second DCI format in at least one SS set on the third serving cell in the first serving cell group A timer is set to the first timing value.
- the physical channel monitoring module 110 includes:
- the third monitoring submodule is configured to perform PDCCH monitoring on the first serving cell according to the SS set corresponding to the second group identifier
- the fourth monitoring submodule is configured to perform PDCCH monitoring from the first serving cell on the first serving cell when the third monitoring submodule performs PDCCH monitoring on the first serving cell according to the SS set corresponding to the second group identifier.
- PDCCH monitoring is performed on the first serving cell according to the SS set corresponding to the first group identifier, and PDCCH monitoring is stopped according to the SS set corresponding to the second group identifier.
- the physical channel monitoring module 110 includes:
- a fifth monitoring submodule configured to perform PDCCH monitoring on at least one serving cell in the first serving cell group according to the SS set corresponding to the first group identifier
- the sixth monitoring submodule is configured to perform PDCCH monitoring on at least one serving cell in the first serving cell group according to the SS set corresponding to the first group identifier by the fifth monitoring submodule, PDCCH monitoring is performed on the first serving cell according to the SS set corresponding to the first group identifier;
- the seventh monitoring submodule is configured to perform PDCCH monitoring on at least one serving cell in the first serving cell group according to the SS set corresponding to the second group identifier;
- the eighth monitoring submodule is configured to perform PDCCH monitoring on at least one serving cell in the first serving cell group according to the SS set corresponding to the second group identifier by the seventh monitoring submodule, PDCCH monitoring is performed on the first serving cell according to the SS set corresponding to the second group identifier.
- the first serving cell includes the SS set corresponding to the first group identifier and does not include the SS set corresponding to the second group identifier;
- the physical channel monitoring module 110 includes:
- the ninth monitoring submodule is configured to perform PDCCH monitoring on at least one serving cell in the first serving cell group according to the SS set corresponding to the first group identifier;
- the tenth monitoring submodule is configured to perform PDCCH monitoring on at least one serving cell in the first serving cell group according to the SS set corresponding to the first group identifier by the ninth monitoring submodule, PDCCH monitoring is performed on the first serving cell according to the SS set corresponding to the first group identifier;
- the eleventh monitoring submodule is configured to perform PDCCH monitoring on at least one serving cell in the first serving cell group according to the SS set corresponding to the second group identifier;
- the twelfth monitoring submodule is configured to perform PDCCH monitoring on at least one serving cell in the first serving cell group according to the SS set corresponding to the second group identifier by the eleventh monitoring submodule, PDCCH monitoring is performed on the first serving cell according to the SS set corresponding to the first group identifier.
- the terminal device 100 further includes:
- the handover processing module is configured to switch the active bandwidth part BWP on the first serving cell from the first BWP to the second BWP.
- the physical channel monitoring module 110 includes:
- a thirteenth monitoring submodule configured to perform PDCCH monitoring on the second BWP on the first serving cell according to the SS set corresponding to the first group identifier
- the fourteenth monitoring submodule is configured to perform PDCCH monitoring on the second BWP on the first serving cell according to the SS set corresponding to the second group identifier.
- the physical channel monitoring module 110 includes:
- the fifteenth monitoring submodule is configured to include a first SS set on the first serving cell, and the first SS set does not belong to the SS set corresponding to the first group identifier and does not belong to the SS corresponding to the second group identifier In the case of aggregation, PDCCH monitoring is performed according to the first SS set.
- the physical channel monitoring module 110 includes:
- the sixteenth monitoring submodule is configured to perform PDCCH monitoring on the first serving cell according to the first serving cell group when the terminal device is configured with search space switching indication signaling.
- the sixteenth monitoring submodule is not based on the first serving cell according to the first serving cell.
- the serving cell group performs PDCCH monitoring.
- the terminal device 100 further includes:
- the seventeenth monitoring submodule is configured to perform PDCCH monitoring on the first serving cell according to the first serving cell.
- the terminal device 100 of the embodiment of the present application can implement the corresponding functions described in the foregoing method embodiments.
- the corresponding functions, implementation methods, and beneficial effects of each module (submodule, unit or component, etc.) in the terminal device 100 please refer to the above The corresponding description in the method embodiment will not be repeated here.
- each module (sub-module, unit or component, etc.) in the terminal device 100 of the application embodiment can be implemented by different modules (sub-module, unit or component, etc.), or by the same one.
- Modules (sub-modules, units or components, etc.) are implemented.
- the first monitoring sub-module and the second monitoring sub-module may be different modules or the same module, both of which can implement the terminal device of the embodiment of the present application The corresponding function.
- Fig. 7 is a schematic structural diagram of a communication device 600 according to an embodiment of the present application.
- the communication device 600 includes a processor 610, and the processor 610 can call and run a computer program from the memory to implement the method in the embodiment of the present application.
- the communication device 600 may further include a memory 620.
- the processor 610 may call and run a computer program from the memory 620 to implement the method in the embodiment of the present application.
- the memory 620 may be a separate device independent of the processor 610, or may be integrated in the processor 610.
- the communication device 600 may further include a transceiver 630, and the processor 610 may control the transceiver 630 to communicate with other devices. Specifically, it may send information or data to other devices, or receive information or data sent by other devices. .
- the transceiver 630 may include a transmitter and a receiver.
- the transceiver 630 may further include an antenna, and the number of antennas may be one or more.
- the communication device 600 may be a network device of an embodiment of the present application, and the communication device 600 may implement the corresponding process implemented by the network device in each method of the embodiment of the present application.
- the communication device 600 may implement the corresponding process implemented by the network device in each method of the embodiment of the present application.
- details are not described herein again.
- the communication device 600 may be a terminal device of an embodiment of the present application, and the communication device 600 may implement corresponding procedures implemented by the terminal device in each method of the embodiments of the present application. For brevity, details are not described herein again.
- FIG. 8 is a schematic structural diagram of a chip 700 according to an embodiment of the present application, where the chip 700 includes a processor 710, and the processor 710 can call and run a computer program from the memory to implement the method in the embodiment of the present application.
- the chip 700 may further include a memory 720.
- the processor 710 may call and run a computer program from the memory 720 to implement the method in the embodiment of the present application.
- the memory 720 may be a separate device independent of the processor 710, or may be integrated in the processor 710.
- the chip 700 may further include an input interface 730.
- the processor 710 can control the input interface 730 to communicate with other devices or chips, and specifically, can obtain information or data sent by other devices or chips.
- the chip 700 may further include an output interface 740.
- the processor 710 can control the output interface 740 to communicate with other devices or chips, and specifically, can output information or data to other devices or chips.
- the chip can be applied to the network device in the embodiment of the present application, and the chip can implement the corresponding process implemented by the network device in each method of the embodiment of the present application.
- the chip can implement the corresponding process implemented by the network device in each method of the embodiment of the present application.
- the chip can be applied to the terminal device in the embodiment of this application as shown in FIG. 6, and the chip can implement the corresponding process implemented by the terminal device in each method of the embodiment of this application. For brevity, it will not be repeated here. .
- the chip mentioned in the embodiment of the present application may also be referred to as a system-level chip, a system-on-chip, a system-on-chip, or a system-on-chip, etc.
- the aforementioned processors can be general-purpose processors, digital signal processors (digital signal processors, DSP), ready-made programmable gate arrays (field programmable gate arrays, FPGAs), application specific integrated circuits (ASICs), or Other programmable logic devices, transistor logic devices, discrete hardware components, etc.
- DSP digital signal processors
- FPGA field programmable gate arrays
- ASIC application specific integrated circuits
- the aforementioned general-purpose processor may be a microprocessor or any conventional processor.
- the above-mentioned memory may be a volatile memory or a non-volatile memory, or may include both volatile and non-volatile memory.
- the non-volatile memory can be read-only memory (ROM), programmable read-only memory (programmable ROM, PROM), erasable programmable read-only memory (erasable PROM, EPROM), and electrically available Erase programmable read-only memory (electrically EPROM, EEPROM) or flash memory.
- the volatile memory may be random access memory (RAM).
- the memory in the embodiment of the present application may also be static random access memory (static RAM, SRAM), dynamic random access memory (dynamic RAM, DRAM), Synchronous dynamic random access memory (synchronous DRAM, SDRAM), double data rate synchronous dynamic random access memory (double data rate SDRAM, DDR SDRAM), enhanced synchronous dynamic random access memory (enhanced SDRAM, ESDRAM), synchronous connection Dynamic random access memory (synch link DRAM, SLDRAM) and direct memory bus random access memory (Direct Rambus RAM, DR RAM) and so on. That is to say, the memory in the embodiments of the present application is intended to include, but is not limited to, these and any other suitable types of memory.
- FIG. 9 is a schematic block diagram of a communication system 800 according to an embodiment of the present application.
- the communication system 800 includes a terminal device 810 and a network device 820.
- the terminal device 810 can be used to implement the corresponding functions implemented by the terminal device in the methods of the various embodiments of the present application
- the network device 820 can be used to implement the corresponding functions implemented by the network device in the methods of the various embodiments of the present application. Function. For the sake of brevity, I will not repeat them here.
- the computer program product includes one or more computer instructions.
- the computer may be a general-purpose computer, a special-purpose computer, a computer network, or other programmable devices.
- the computer instruction may be stored in a computer-readable storage medium, or transmitted from one computer-readable storage medium to another computer-readable storage medium.
- the computer instruction may be transmitted from a website, computer, server, or data center through a cable (Such as coaxial cable, optical fiber, Digital Subscriber Line (DSL)) or wireless (such as infrared, wireless, microwave, etc.) to another website site, computer, server or data center.
- the computer-readable storage medium may be any available medium that can be accessed by a computer or a data storage device such as a server or data center integrated with one or more available media.
- the usable medium may be a magnetic medium (for example, a floppy disk, a hard disk, and a magnetic tape), an optical medium (for example, a DVD), or a semiconductor medium (for example, a solid state disk (SSD)).
- the size of the sequence number of the above-mentioned processes does not mean the order of execution, and the execution order of each process should be determined by its function and internal logic, and should not correspond to the embodiments of the present application.
- the implementation process constitutes any limitation.
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Abstract
Description
Claims (69)
- 一种物理信道监测方法,应用于终端设备,所述方法包括:终端设备被配置至少一个服务小区组;所述终端设备在第一服务小区上根据第一服务小区组进行物理下行控制信道PDCCH监测,其中,所述第一服务小区是所述第一服务小区组中包括的服务小区,所述第一服务小区组是所述至少一个服务小区组中的服务小区组。
- 根据权利要求1所述的方法,其中,所述终端设备在第一服务小区上根据第一服务小区组进行PDCCH监测,包括:所述终端设备在所述第一服务小区上根据第一组标识对应的搜索空间SS集合进行PDCCH监测;如果所述终端设备在所述第一服务小区组中的第二服务小区上根据所述第一组标识对应的SS集合检测到第一DCI格式,则从所述第一服务小区上的第一时隙开始,所述终端设备在所述第一服务小区上根据第二组标识对应的SS集合进行PDCCH监测,并停止根据所述第一组标识对应的SS集合进行PDCCH监测。
- 根据权利要求2所述的方法,其中,所述第一时隙包括携带所述第一DCI格式的PDCCH的最后一个符号后的至少P1个符号后的第一个时隙。
- 根据权利要求1至3中任一项所述的方法,其中,所述终端设备在第一服务小区上根据第一服务小区组进行PDCCH监测,包括:如果所述终端设备在所述第一服务小区组中的第三服务小区上的至少一个SS集合中检测到第二DCI格式,则所述终端设备将第一定时器设置为第一定时值。
- 根据权利要求1至4中任一项所述的方法,其中,所述终端设备在第一服务小区上根据第一服务小区组进行PDCCH监测,包括:如果所述终端设备在所述第一服务小区上根据第二组标识对应的SS集合进行PDCCH监测,那么从所述第一服务小区上的第二时隙开始,所述终端设备在所述第一服务小区上根据第一组标识对应的SS集合进行PDCCH监测,并停止根据所述第二组标识对应的SS集合进行PDCCH监测。
- 根据权利要求5所述的方法,其中,所述第二时隙包括第一定时器过期时对应的时隙后的至少P2个符号后的第一个时隙;或者,所述第二时隙包括从第一剩余信道占用长度的最后一个符号后的至少P2个符号后的第一个时隙,其中,所述第一剩余信道占用长度包括所述第一服务小区组中的服务小区对应的至少一个剩余信道占用长度中结束位置最晚的剩余信道占用长度,或所述第一服务小区组中的服务小区对应的至少一个剩余信道占用长度中结束位置最早的剩余信道占用长度,或所述第一服务小区组中的第二服务小区对应的剩余信道占用长度。或者,所述第二时隙是以上各项中的最早到达的时隙。
- 根据权利要求6所述的方法,其中,所述第一剩余信道占用长度是根据检测到的DCI格式2_0确定的,或所述第一剩余信道占用长度是根据高层配置参数确定的。
- 根据权利要求2或3所述的方法,其中,所述第一时隙是根据第一子载波间隔确定的。
- 根据权利要求3所述的方法,其中,所述P1个符号是根据第一子载波间隔确定的。
- 根据权利要求9所述的方法,其中,如果所述第一子载波间隔为15kHz或所述第一子载波间隔的配置为μ=0,所述P1大于或等于10;或者,如果所述第一子载波间隔为30kHz或所述第一子载波间隔的配置为μ=1,所述P1大于或等于12;或者,如果所述第一子载波间隔为60kHz或所述第一子载波间隔的配置为μ=2,所述P1大于或等于22;或者,如果所述第一子载波间隔为120kHz或所述第一子载波间隔的配置为μ=3,所述P1大于或等于25。
- 根据权利要求9所述的方法,其中,如果所述第一子载波间隔为15kHz或所述第一子载波间隔的配置为μ=0,所述P1大于或等于5;或者,如果所述第一子载波间隔为30kHz或所述第一子载波间隔的配置为μ=1,所述P1大于或等于5.5;或者,如果所述第一子载波间隔为60kHz或所述第一子载波间隔的配置为μ=2,所述P1大于或等于11。
- 根据权利要求8至11中任一项所述的方法,其中,所述第一子载波间隔是所述第一服务小区组中的第二服务小区对应的子载波间隔;或者,所述第一子载波间隔是所述第一服务小区对应的子载波间隔;或者,所述第一子载波间隔是预设的;或者,所述第一子载波间隔是网络设备配置的;或者,所述第一子载波间隔是所述第一服务小区组包括的服务小区对应的子载波间隔中的最小子载波间隔;或者,所述第一子载波间隔是所述第一服务小区组包括的服务小区对应的子载波间隔中的最大子载波间隔。
- 根据权利要求4或6所述的方法,其中,所述第一定时器以时隙为计时单位,所述第一定时器设置取值后,每经过一个时隙,所述第一定时器的取值减去1。
- 根据权利要求4、6或13所述的方法,其中,所述第一定时器设置的第一定时值是高层参数配置的;和/或,所述第一定时值包括N个时隙,N为正整数;和/或,所述第一定时器对应的时隙是根据第二子载波间隔确定的;和/或,所述第一定时器是所述第一服务小区组对应的定时器。
- 根据权利要求14所述的方法,其中,所述第二子载波间隔是所述第一服务小区组中的第三服务小区对应的子载波间隔;或者,所述第二子载波间隔是所述第一服务小区对应的子载波间隔;或者,所述第二子载波间隔是预设的;或者,所述第二子载波间隔是网络设备配置的;或者,所述第二子载波间隔是所述第一服务小区组包括的服务小区对应的子载波间隔中的最小子载波间隔;或者,所述第二子载波间隔是所述第一服务小区组包括的服务小区对应的子载波间隔中的最大子载波间隔。
- 根据权利要求5或6所述的方法,其中,所述第二时隙是根据第三子载波间隔确定的。
- 根据权利要求6所述的方法,其中,所述P2个符号是根据第三子载波间隔确定的。
- 根据权利要求17所述的方法,其中,如果所述第三子载波间隔为15kHz或所述第三子载波间隔的配置为μ=0,所述P2大于或等于10;或者,如果所述第三子载波间隔为30kHz或所述第三子载波间隔的配置为μ=1,所述P2大于或等于12;或者,如果所述第三子载波间隔为60kHz或所述第三子载波间隔的配置为μ=2,所述P2大于或等于22;或者,如果所述第三子载波间隔为120kHz或所述第三子载波间隔的配置为μ=3,所述P2大于或等于25。
- 根据权利要求17所述的方法,其中,如果所述第三子载波间隔为15kHz或所述第三子载波间隔的配置为μ=0,所述P2大于或等于5;或者,如果所述第三子载波间隔为30kHz或所述第三子载波间隔的配置为μ=1,所述P2大于或等于5.5;或者,如果所述第三子载波间隔为60kHz或所述第三子载波间隔的配置为μ=2,所述P2大于或等于11。
- 根据权利要求16至19中任一项所述的方法,其中,所述第三子载波间隔是所述第一服务小区组中的第二服务小区对应的子载波间隔;或者,所述第三子载波间隔是所述第一服务小区对应的子载波间隔;或者,所述第三子载波间隔是预设的;或者,所述第三子载波间隔是网络设备配置的;或者,所述第三子载波间隔是所述第一服务小区组包括的服务小区对应的子载波间隔中的最小子载波间隔;或者,所述第三子载波间隔是所述第一服务小区组包括的服务小区对应的子载波间隔中的最大子载波间隔。
- 根据权利要求2或6所述的方法,其中,所述第二服务小区包括所述第一服务小区组中第一个根据所述第一组标识对应的SS集合检测到所述第一DCI格式的服务小区;或者,所述第二服务小区包括所述第一服务小区组中的任一个服务小区;或者,所述第二服务小区包括所述第一服务小区组中预设的服务小区;或者,所述第二服务小区包括所述第一服务小区组中的特殊小区SpCell;或者,所述第二服务小区包括所述第一服务小区组中小区索引最小的服务小区;或者,所述第二服务小区包括所述第一服务小区组中小区索引最大的服务小区;或者,所述第二服务小区包括所述第一服务小区组中网络设备指示的服务小区。
- 根据权利要求2所述的方法,其中,所述第一DCI格式包括在所述第二服务小区上根据所述第一组标识对应的SS集合检测到的第一个第一DCI格式;和/或,所述第一DCI格式包括任意DCI格式。
- 根据权利要求4所述的方法,其中,所述第三服务小区包括所述第一服务小区组中的任一服务小区;和/或,所述至少一个SS集合包括任意SS集合;和/或,所述第二DCI格式包括任意DCI格式。
- 根据权利要求1所述的方法,其中,所述终端设备在第一服务小区上根据第一服务小区组进行PDCCH监测,包括:如果所述终端设备在所述第一服务小区组中的至少一个服务小区上根据第一组标识对应的SS集合进行PDCCH监测,那么所述终端设备在所述第一服务小区上根据所述第一组标识对应的SS集合进行PDCCH监测;或者,如果所述终端设备在所述第一服务小区组中的至少一个服务小区上根据第二组标识对应的SS集合 进行PDCCH监测,那么所述终端设备在所述第一服务小区上根据所述第二组标识对应的SS集合进行PDCCH监测。
- 根据权利要求1所述的方法,其中,所述终端设备在第一服务小区上根据第一服务小区组进行PDCCH监测,包括:所述第一服务小区上包括第一组标识对应的SS集合且不包括第二组标识对应的SS集合;如果所述终端设备在所述第一服务小区组中的至少一个服务小区上根据第一组标识对应的SS集合进行PDCCH监测,那么所述终端设备在所述第一服务小区上根据所述第一组标识对应的SS集合进行PDCCH监测;或者,如果所述终端设备在所述第一服务小区组中的至少一个服务小区上根据第二组标识对应的SS集合进行PDCCH监测,那么所述终端设备在所述第一服务小区上根据所述第一组标识对应的SS集合进行PDCCH监测。
- 根据权利要求24或25所述的方法,其中,所述终端设备在所述第一服务小区上的下行激活带宽部分BWP由第一BWP切换为第二BWP。
- 根据权利要求26所述的方法,其中,所述终端设备在所述第一服务小区上根据所述第一组标识对应的SS集合进行PDCCH监测,包括:所述终端设备在所述第一服务小区上的所述第二BWP上根据所述第一组标识对应的SS集合进行PDCCH监测;或者,所述终端设备在所述第一服务小区上根据所述第二组标识对应的SS集合进行PDCCH监测,包括:所述终端设备在所述第一服务小区上的所述第二BWP上根据所述第二组标识对应的SS集合进行PDCCH监测。
- 根据权利要求1至27中任一项所述的方法,其中,所述终端设备在第一服务小区上根据第一服务小区组进行PDCCH监测,包括:如果所述第一服务小区上包括第一SS集合,其中,所述第一SS集合不属于第一组标识对应的SS集合且不属于第二组标识对应的SS集合,那么所述终端设备根据所述第一SS集合进行PDCCH监测。
- 根据权利要求1至28中任一项所述的方法,其中,所述终端设备未被配置搜索空间切换指示信令。
- 根据权利要求1所述的方法,其中,所述终端设备在第一服务小区上根据第一服务小区组进行PDCCH监测,包括:在所述终端设备被配置搜索空间切换指示信令的情况下,所述终端设备在所述第一服务小区上根据所述第一服务小区组进行物理下行控制信道PDCCH监测。
- 根据权利要求30所述的方法,其中,所述方法还包括:在所述终端设备未被配置搜索空间切换指示信令的情况下,所述终端设备在所述第一服务小区上不根据所述第一服务小区组进行PDCCH监测。
- 根据权利要求31所述的方法,其中,所述方法还包括:所述终端设备在所述第一服务小区上根据所述第一服务小区进行PDCCH监测。
- 一种终端设备,其包括:物理信道监测模块,用于在终端设备被配置至少一个服务小区组的情况下,在第一服务小区上根据第一服务小区组进行PDCCH监测;其中,所述第一服务小区是所述第一服务小区组中包括的服务小区,所述第一服务小区组是所述至少一个服务小区组中的服务小区组。
- 根据权利要求33所述的终端设备,其中,所述物理信道监测模块包括:第一监测子模块,用于在所述第一服务小区上根据第一组标识对应的搜索空间SS集合进行PDCCH监测;第二监测子模块,用于在所述第一服务小区组中的第二服务小区上根据所述第一组标识对应的SS集合检测到第一DCI格式的情况下,从所述第一服务小区上的第一时隙开始,在所述第一服务小区上根据第二组标识对应的SS集合进行PDCCH监测,并停止根据所述第一组标识对应的SS集合进行PDCCH监测。
- 根据权利要求34所述的终端设备,其中,所述第一时隙包括携带所述第一DCI格式的PDCCH的最后一个符号后的至少P1个符号后的第一个时隙。
- 根据权利要求33至35中任一项所述的终端设备,其中,所述物理信道监测模块包括:定时器设置子模块,用于在所述第一服务小区组中的第三服务小区上的至少一个SS集合中检测到第二DCI格式的情况下,将第一定时器设置为第一定时值。
- 根据权利要求33至36中任一项所述的终端设备,其中,所述物理信道监测模块包括:第三监测子模块,用于在所述第一服务小区上根据第二组标识对应的SS集合进行PDCCH监测,第四监测子模块,用于在所述第三监测子模块在所述第一服务小区上根据第二组标识对应的SS集合进行PDCCH监测的情况下,从所述第一服务小区上的第二时隙开始,在所述第一服务小区上根据第一组标识对应的SS集合进行PDCCH监测,并停止根据所述第二组标识对应的SS集合进行PDCCH监测。
- 根据权利要求37所述的终端设备,其中,所述第二时隙包括第一定时器过期时对应的时隙后的至少P2个符号后的第一个时隙;或者,所述第二时隙包括从第一剩余信道占用长度的最后一个符号后的至少P2个符号后的第一个时隙,其中,所述第一剩余信道占用长度包括所述第一服务小区组中的服务小区对应的至少一个剩余信道占用长度中结束位置最晚的剩余信道占用长度,或所述第一服务小区组中的服务小区对应的至少一个剩余信道占用长度中结束位置最早的剩余信道占用长度,或所述第一服务小区组中的第二服务小区对应的剩余信道占用长度;或者,所述第二时隙是以上各项中的最早到达的时隙。
- 根据权利要求38所述的终端设备,其中,所述第一剩余信道占用长度是根据检测到的DCI格式2_0确定的,或所述第一剩余信道占用长度是根据高层配置参数确定的。
- 根据权利要求34或35所述的终端设备,其中,所述第一时隙是根据第一子载波间隔确定的。
- 根据权利要求35所述的终端设备,其中,所述P1个符号是根据第一子载波间隔确定的。
- 根据权利要求41所述的终端设备,其中,如果所述第一子载波间隔为15kHz或所述第一子载波间隔的配置为μ=0,所述P1大于或等于10;或者,如果所述第一子载波间隔为30kHz或所述第一子载波间隔的配置为μ=1,所述P1大于或等于12;或者,如果所述第一子载波间隔为60kHz或所述第一子载波间隔的配置为μ=2,所述P1大于或等于22;或者,如果所述第一子载波间隔为120kHz或所述第一子载波间隔的配置为μ=3,所述P1大于或等于25。
- 根据权利要求41所述的终端设备,其中,如果所述第一子载波间隔为15kHz或所述第一子载波间隔的配置为μ=0,所述P1大于或等于5;或者,如果所述第一子载波间隔为30kHz或所述第一子载波间隔的配置为μ=1,所述P1大于或等于5.5;或者,如果所述第一子载波间隔为60kHz或所述第一子载波间隔的配置为μ=2,所述P1大于或等于11。
- 根据权利要求40至43中任一项所述的终端设备,其中,所述第一子载波间隔是所述第一服务小区组中的第二服务小区对应的子载波间隔;或者,所述第一子载波间隔是所述第一服务小区对应的子载波间隔;或者,所述第一子载波间隔是预设的;或者,所述第一子载波间隔是网络设备配置的;或者,所述第一子载波间隔是所述第一服务小区组包括的服务小区对应的子载波间隔中的最小子载波间隔;或者,所述第一子载波间隔是所述第一服务小区组包括的服务小区对应的子载波间隔中的最大子载波间隔。
- 根据权利要求36或38所述的终端设备,其中,所述第一定时器以时隙为计时单位,所述第一定时器设置取值后,每经过一个时隙,所述第一定时 器的取值减去1。
- 根据权利要求36、38或45所述的终端设备,其中,所述第一定时器设置的第一定时值是高层参数配置的;和/或,所述第一定时值包括N个时隙,N为正整数;和/或,所述第一定时器对应的时隙是根据第二子载波间隔确定的;和/或,所述第一定时器是所述第一服务小区组对应的定时器。
- 根据权利要求46所述的终端设备,其中,所述第二子载波间隔是所述第一服务小区组中的第三服务小区对应的子载波间隔;或者,所述第二子载波间隔是所述第一服务小区对应的子载波间隔;或者,所述第二子载波间隔是预设的;或者,所述第二子载波间隔是网络设备配置的;或者,所述第二子载波间隔是所述第一服务小区组包括的服务小区对应的子载波间隔中的最小子载波间隔;或者,所述第二子载波间隔是所述第一服务小区组包括的服务小区对应的子载波间隔中的最大子载波间隔。
- 根据权利要求37或38所述的终端设备,其中,所述第二时隙是根据第三子载波间隔确定的。
- 根据权利要求38所述的终端设备,其中,所述P2个符号是根据第三子载波间隔确定的。
- 根据权利要求49所述的终端设备,其中,如果所述第三子载波间隔为15kHz或所述第三子载波间隔的配置为μ=0,所述P2大于或等于10;或者,如果所述第三子载波间隔为30kHz或所述第三子载波间隔的配置为μ=1,所述P2大于或等于12;或者,如果所述第三子载波间隔为60kHz或所述第三子载波间隔的配置为μ=2,所述P2大于或等于22;或者,如果所述第三子载波间隔为120kHz或所述第三子载波间隔的配置为μ=3,所述P2大于或等于25。
- 根据权利要求49所述的终端设备,其中,如果所述第三子载波间隔为15kHz或所述第三子载波间隔的配置为μ=0,所述P2大于或等于5;或者,如果所述第三子载波间隔为30kHz或所述第三子载波间隔的配置为μ=1,所述P2大于或等于5.5;或者,如果所述第三子载波间隔为60kHz或所述第三子载波间隔的配置为μ=2,所述P2大于或等于11。
- 根据权利要求48至51中任一项所述的终端设备,其中,所述第三子载波间隔是所述第一服务小区组中的第二服务小区对应的子载波间隔;或者,所述第三子载波间隔是所述第一服务小区对应的子载波间隔;或者,所述第三子载波间隔是预设的;或者,所述第三子载波间隔是网络设备配置的;或者,所述第三子载波间隔是所述第一服务小区组包括的服务小区对应的子载波间隔中的最小子载波间隔;或者,所述第三子载波间隔是所述第一服务小区组包括的服务小区对应的子载波间隔中的最大子载波间 隔。
- 根据权利要求34或38所述的终端设备,其中,所述第二服务小区包括所述第一服务小区组中第一个根据所述第一组标识对应的SS集合检测到所述第一DCI格式的服务小区;或者,所述第二服务小区包括所述第一服务小区组中的任一个服务小区;或者,所述第二服务小区包括所述第一服务小区组中预设的服务小区;或者,所述第二服务小区包括所述第一服务小区组中的特殊小区SpCell;或者,所述第二服务小区包括所述第一服务小区组中小区索引最小的服务小区;或者,所述第二服务小区包括所述第一服务小区组中小区索引最大的服务小区;或者,所述第二服务小区包括所述第一服务小区组中网络设备指示的服务小区。
- 根据权利要求34所述的终端设备,其中,所述第一DCI格式包括在所述第二服务小区上根据所述第一组标识对应的SS集合检测到的第一个第一DCI格式;和/或,所述第一DCI格式包括任意DCI格式。
- 根据权利要求36所述的终端设备,其中,所述第三服务小区包括所述第一服务小区组中的任一服务小区;和/或,所述至少一个SS集合包括任意SS集合;和/或,所述第二DCI格式包括任意DCI格式。
- 根据权利要求33所述的终端设备,其中,所述物理信道监测模块包括:第五监测子模块,用于在所述第一服务小区组中的至少一个服务小区上根据第一组标识对应的SS集合进行PDCCH监测;第六监测子模块,用于在所述第五监测子模块在所述第一服务小区组中的至少一个服务小区上根据第一组标识对应的SS集合进行PDCCH监测的情况下,在所述第一服务小区上根据所述第一组标识对应的SS集合进行PDCCH监测;第七监测子模块,用于在所述第一服务小区组中的至少一个服务小区上根据第二组标识对应的SS集合进行PDCCH监测;第八监测子模块,用于在所述第七监测子模块在所述第一服务小区组中的至少一个服务小区上根据第二组标识对应的SS集合进行PDCCH监测的情况下,在所述第一服务小区上根据所述第二组标识对应的SS集合进行PDCCH监测。
- 根据权利要求33所述的终端设备,其中,所述第一服务小区上包括第一组标识对应的SS集合且不包括第二组标识对应的SS集合;所述物理信道监测模块包括:第九监测子模块,用于在所述第一服务小区组中的至少一个服务小区上根据第一组标识对应的SS集合进行PDCCH监测;第十监测子模块,用于在所述第九监测子模块在所述第一服务小区组中的至少一个服务小区上根据第一组标识对应的SS集合进行PDCCH监测的情况下,在所述第一服务小区上根据所述第一组标识对应的SS集合进行PDCCH监测;第十一监测子模块,用于在所述第一服务小区组中的至少一个服务小区上根据第二组标识对应的SS集合进行PDCCH监测;第十二监测子模块,用于在所述第十一监测子模块在所述第一服务小区组中的至少一个服务小区上根据第二组标识对应的SS集合进行PDCCH监测的情况下,在所述第一服务小区上根据所述第一组标识对应的SS集合进行PDCCH监测。
- 根据权利要求56或57所述的终端设备,其中,所述终端设备还包括:切换处理模块,用于将所述第一服务小区上的下行激活带宽部分BWP由第一BWP切换为第二BWP。
- 根据权利要求58所述的终端设备,其中,所述物理信道监测模块包括:第十三监测子模块,用于在所述第一服务小区上的所述第二BWP上根据所述第一组标识对应的SS集合进行PDCCH监测;或者,第十四监测子模块,用于在所述第一服务小区上的所述第二BWP上根据所述第二组标识对应的SS集合进行PDCCH监测。
- 根据权利要求33至59中任一项所述的终端设备,其中,所述物理信道监测模块包括:第十五监测子模块,用于在所述第一服务小区上包括第一SS集合,且所述第一SS集合不属于第一组标识对应的SS集合且不属于第二组标识对应的SS集合的情况下,根据所述第一SS集合进行PDCCH监测。
- 根据权利要求33至60中任一项所述的终端设备,其中,所述终端设备未被配置搜索空间切换指示信令。
- 根据权利要求33所述的终端设备,其中,所述物理信道监测模块包括:第十六监测子模块,用于在所述终端设备被配置搜索空间切换指示信令的情况下,在所述第一服务小区上根据所述第一服务小区组进行PDCCH监测。
- 根据权利要求62所述的终端设备,其中,在所述终端设备未被配置搜索空间切换指示信令的情况下,所述第十六监测子模块在所述第一服务小区上不根据所述第一服务小区组进行PDCCH监测。
- 根据权利要求63所述的终端设备,其中,所述终端设备还包括:第十七监测子模块,用于在所述第一服务小区上根据所述第一服务小区进行PDCCH监测。
- 一种终端设备,包括:处理器和存储器,所述存储器用于存储计算机程序,所述处理器调用并运行所述存储器中存储的计算机程序,执行如权利要求1至32中任一项所述的物理信道监测方法的步骤。
- 一种芯片,包括:处理器,用于从存储器中调用并运行计算机程序,使得安装有所述芯片的设备执行如权利要求1至32中任一项所述的物理信道监测方法的步骤。
- 一种计算机可读存储介质,用于存储计算机程序,其中,所述计算机程序使得计算机执行如权利要求1至32中任一项所述的物理信道监测方法的步骤。
- 一种计算机程序产品,包括计算机程序指令,其中,所述计算机程序指令使得计算机执行如权利要求1至32中任一项所述的物理信道监测方法的步骤。
- 一种计算机程序,所述计算机程序使得计算机执行如权利要求1至32中任一项所述的物理信道监测方法的步骤。
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JP2023513591A (ja) * | 2020-02-13 | 2023-03-31 | エルジー エレクトロニクス インコーポレイティド | 無線通信システムにおいて無線信号の送受信方法及び装置 |
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JP7476325B2 (ja) | 2020-02-13 | 2024-04-30 | エルジー エレクトロニクス インコーポレイティド | 無線通信システムにおいて無線信号の送受信方法及び装置 |
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CN114556988A (zh) | 2022-05-27 |
BR112022016878A2 (pt) | 2022-10-25 |
JP2023525188A (ja) | 2023-06-15 |
EP4061035A4 (en) | 2022-11-23 |
US20220303961A1 (en) | 2022-09-22 |
KR20220157937A (ko) | 2022-11-29 |
EP4061035A1 (en) | 2022-09-21 |
EP4061035B1 (en) | 2024-05-01 |
IL295815A (en) | 2022-10-01 |
CN115103393A (zh) | 2022-09-23 |
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