WO2023143550A1 - Procédé de surveillance de canal, terminal et dispositif côté réseau - Google Patents

Procédé de surveillance de canal, terminal et dispositif côté réseau Download PDF

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Publication number
WO2023143550A1
WO2023143550A1 PCT/CN2023/073656 CN2023073656W WO2023143550A1 WO 2023143550 A1 WO2023143550 A1 WO 2023143550A1 CN 2023073656 W CN2023073656 W CN 2023073656W WO 2023143550 A1 WO2023143550 A1 WO 2023143550A1
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WIPO (PCT)
Prior art keywords
search space
space group
information
type
pdcch
Prior art date
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PCT/CN2023/073656
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English (en)
Chinese (zh)
Inventor
李东儒
沈晓冬
潘学明
Original Assignee
维沃移动通信有限公司
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Priority claimed from CN202211351238.XA external-priority patent/CN116566565A/zh
Application filed by 维沃移动通信有限公司 filed Critical 维沃移动通信有限公司
Publication of WO2023143550A1 publication Critical patent/WO2023143550A1/fr

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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
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02D—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN INFORMATION AND COMMUNICATION TECHNOLOGIES [ICT], I.E. INFORMATION AND COMMUNICATION TECHNOLOGIES AIMING AT THE REDUCTION OF THEIR OWN ENERGY USE
    • Y02D30/00—Reducing energy consumption in communication networks
    • Y02D30/70—Reducing energy consumption in communication networks in wireless communication networks

Definitions

  • the present application belongs to the technical field of communications, and in particular relates to a channel monitoring method, terminal and network side equipment.
  • the embodiment of the present application provides a channel monitoring method, terminal and network side equipment, which can solve the problem in the prior art that the terminal cannot determine the monitoring behavior for various channel monitoring schemes.
  • a channel monitoring method which is applied to a terminal, and the method includes:
  • the terminal acquires at least two kinds of channel monitoring information
  • the terminal performs operations related to physical downlink control channel (Physical Downlink Control Channel, PDCCH) monitoring according to the at least two channel monitoring information;
  • PDCCH Physical Downlink Control Channel
  • the at least two kinds of channel monitoring information include at least two of the following:
  • Channel Occupation Time (Channel Occupy Time, COT) information
  • the first type of search space group switching information includes: the first type of search space group switching indication information, the status information of the first type of search space group switching timer and At least one item of configuration information related to handover of the first type of search space group;
  • the second type of search space group switching information includes: the second type of search space group switching indication information, the state information of the second type of search space group switching timer and the second type of search space group Switch at least one item of related configuration information;
  • Discontinuous reception (Discontinuous Reception, DRX) related timer state change information.
  • a channel monitoring method which is applied to a network side device, and the method includes:
  • the network side device configures the terminal to perform operations related to physical downlink control channel PDCCH monitoring according to at least two kinds of channel monitoring information;
  • the at least two kinds of channel monitoring information include at least two of the following:
  • the first type of search space group switching information includes: the first type of search space group switching indication information, the state information of the first type of search space group switching timer and the first type of search space group Switch at least one item of related configuration information;
  • the second type of search space group switching information includes: the second type of search space group switching indication information, the state information of the second type of search space group switching timer and the second type of search space group Switch at least one item of related configuration information;
  • the state change information of the discontinuous reception DRX related timer is the state change information of the discontinuous reception DRX related timer.
  • a channel monitoring device which is applied to a terminal, and the device includes:
  • a first acquiring module configured to acquire at least two kinds of channel monitoring information
  • a first execution module configured to perform operations related to physical downlink control channel PDCCH monitoring according to the at least two kinds of channel monitoring information
  • the at least two kinds of channel monitoring information include at least two of the following:
  • the first type of search space group switching information includes: A type of search space group switching indication information, at least one item of state information of the first type of search space group switching timer and configuration information related to the first type of search space group switching;
  • the second type of search space group switching information includes: the second type of search space group switching indication information, the state information of the second type of search space group switching timer and the second type of search space group Switch at least one item of related configuration information;
  • the state change information of the discontinuous reception DRX related timer is the state change information of the discontinuous reception DRX related timer.
  • a channel monitoring device which is applied to network side equipment, and the device includes:
  • the first configuration module is configured to configure the terminal to perform operations related to physical downlink control channel PDCCH monitoring according to at least two kinds of channel monitoring information;
  • the at least two kinds of channel monitoring information include at least two of the following:
  • the first type of search space group switching information includes: the first type of search space group switching indication information, the state information of the first type of search space group switching timer and the first type of search space group Switch at least one item of related configuration information;
  • the second type of search space group switching information includes: the second type of search space group switching indication information, the state information of the second type of search space group switching timer and the second type of search space group Switch at least one item of related configuration information;
  • the state change information of the discontinuous reception DRX related timer is the state change information of the discontinuous reception DRX related timer.
  • a terminal in a fifth aspect, includes a processor and a memory, the memory stores programs or instructions that can run on the processor, and when the programs or instructions are executed by the processor, the following The steps of the method in one aspect.
  • a terminal including a processor and a communication interface, wherein the processor is configured to obtain at least two types of channel monitoring information; according to the at least two types of channel monitoring information, (through the communication interface) execute Operations related to physical downlink control channel PDCCH monitoring.
  • a network side device in a seventh aspect, includes a processor and a memory, the memory stores programs or instructions that can run on the processor, and the programs or instructions are executed by the The steps of the method described in the second aspect are implemented when the processor executes.
  • a network side device including a processor and a communication interface, wherein the processor is configured to configure the terminal to perform monitoring with the physical downlink control channel PDCCH according to at least two kinds of channel monitoring information through the communication interface. related operations.
  • a ninth aspect provides a channel monitoring system, including: a terminal and a network side device, the terminal can be used to perform the steps of the channel monitoring method described in the first aspect, and the network side device can be used to perform the steps of the second channel monitoring method The steps of the channel monitoring method described in the aspect.
  • a readable storage medium is provided, and a program or an instruction is stored on the readable storage medium, and when the program or instruction is executed by a processor, the steps of the method described in the first aspect are implemented, or the steps of the method as described in the first aspect are implemented, or the The steps of the method described in the second aspect.
  • a chip in an eleventh aspect, includes a processor and a communication interface, the communication interface is coupled to the processor, and the processor is used to run a program or an instruction to implement the method described in the first aspect. method, or implement the method as described in the second aspect.
  • a computer program/program product is provided, the computer program/program product is stored in a storage medium, and the computer program/program product is executed by at least one processor to implement the The steps of the method, or the steps to realize the method as described in the second aspect.
  • At least two kinds of channel monitoring information are obtained through the terminal; according to at least two kinds of channel monitoring information, operations related to physical downlink control channel PDCCH monitoring are performed; channel monitoring for multiple channel monitoring information can be supported, Clarify the relevant behavior of the UE monitoring the PDCCH to improve communication performance; solve the problem in the prior art that the terminal cannot determine the monitoring behavior for multiple channel monitoring schemes.
  • Fig. 1 is the block diagram of the wireless communication system of the embodiment of the present application.
  • FIG. 2 is a first schematic flow diagram of a channel monitoring method in an embodiment of the present application
  • FIG. 3 is a second schematic flow diagram of a channel monitoring method in an embodiment of the present application.
  • FIG. 4 is a schematic diagram of a specific application process of the channel monitoring method of the embodiment of the present application.
  • FIG. 5 is a second schematic diagram of the specific application flow of the channel monitoring method according to the embodiment of the present application.
  • FIG. 6 is a schematic diagram of a specific application process of the channel monitoring method according to the embodiment of the present application.
  • FIG. 7 is a schematic diagram 4 of a specific application flow of the channel monitoring method according to the embodiment of the present application.
  • FIG. 8 is a schematic diagram five of a specific application flow of the channel monitoring method according to the embodiment of the present application.
  • FIG. 9 is a sixth schematic diagram of a specific application process of the channel monitoring method according to the embodiment of the present application.
  • FIG. 10 is a first structural schematic diagram of a channel monitoring device according to an embodiment of the present application.
  • FIG. 11 is a second structural diagram of a channel monitoring device according to an embodiment of the present application.
  • FIG. 12 is a schematic structural diagram of a communication device according to an embodiment of the present application.
  • FIG. 13 is a schematic diagram of a terminal structure according to an embodiment of the present application.
  • FIG. 14 is a schematic structural diagram of a network-side device according to an embodiment of the present application.
  • first, second and the like in the specification and claims of the present application are used to distinguish similar objects, and are not used to describe a specific sequence or sequence. It is to be understood that the terms so used are interchangeable under appropriate circumstances such that the embodiments of the application are capable of operation in sequences other than those illustrated or described herein and that "first" and “second” distinguish objects. It is usually one category, and the number of objects is not limited. For example, there may be one or more first objects.
  • “and/or” in the description and claims means at least one of the connected objects, and the character “/” generally means that the related objects are an "or” relationship.
  • LTE Long Term Evolution
  • LTE-Advanced LTE-Advanced
  • LTE-A Long Term Evolution-Advanced
  • CDMA Code Division Multiple Access
  • TDMA Time Division Multiple Access
  • FDMA Frequency Division Multiple Access
  • OFDMA Orthogonal Frequency Division Multiple Access
  • SC-FDMA Single-carrier Frequency Division Multiple Access
  • system and “network” in the embodiments of this application are often used interchangeably, and the described technology can be used in both the above-mentioned systems and radio technologies, and may also be used in other systems and radio technologies.
  • NR New Radio
  • the following description describes the New Radio (NR) system for illustrative purposes, and uses NR terminology in most of the following descriptions, but these techniques can also be applied to applications other than NR system applications, such as the 6th generation (6 th Generation, 6G) communication system.
  • 6G 6th Generation
  • Fig. 1 shows a block diagram of a wireless communication system to which the embodiment of the present application is applicable.
  • the wireless communication system includes a terminal 11 and a network side device 12 .
  • the terminal 11 can be a mobile phone, a tablet computer (Tablet Personal Computer), a laptop computer (Laptop Computer) or a notebook computer, a personal digital assistant (Personal Digital Assistant, PDA), a palmtop computer, a netbook, a super mobile personal computer (ultra-mobile personal computer, UMPC), mobile Internet device (Mobile Internet Device, MID), augmented reality (augmented reality, AR) / virtual reality (virtual reality, VR) equipment, robot, wearable device (Wearable Device) , Vehicle User Equipment (VUE), Pedestrian User Equipment (PUE), smart home (home equipment with wireless communication functions, such as refrigerators, TVs, washing machines or furniture, etc.), game consoles, personal computers (personal computer, PC), teller machine or self-service machine and other terminal side devices, wearable devices include: smart watches, smart bracelet
  • the network side device 12 may include an access network device or a core network device, where the access network device may also be called a radio access network device, a radio access network (Radio Access Network, RAN), a radio access network function, or a wireless network. access network unit.
  • RAN Radio Access Network
  • RAN Radio Access Network
  • the access network device may include a base station, a wireless local area network (Wireless Local Area Networks, WLAN) access point or a WiFi node, etc., and the base station may be called a node B, an evolved node B (eNB), an access point, a base transceiver station ( Base Transceiver Station, BTS), radio base station, radio transceiver, Basic Service Set (BSS), Extended Service Set (Extended Service Set, ESS), Home Node B, Home Evolved Node B, sending and receiving point ( Transmitting Receiving Point, TRP) or some other appropriate term in the field, as long as the same technical effect is achieved, the base station is not limited to specific technical vocabulary. It should be noted that in the embodiment of this application, only the NR system The base station is introduced as an example, and the specific type of the base station is not limited.
  • search space group Search Space Group, SSG
  • search space set group Search Space Set Group, SSSG
  • R16 search space group switching mechanism or technology R16 introduced two search space groups (SS group, SSG) respectively: search space group #0 and #1; and introduced implicit and explicit (support downlink control information ( Downlink Control Information, DCI) 2-0 dynamic switching) two switching methods.
  • SS group search space group
  • SSG search space group
  • DCI Downlink Control Information
  • the network can configure one or more of the Type (type) 3-PDCCH common search space (Common Search Space, CSS) set (set) or (or) a (one) terminal specific search space (UE Specific Search Space, USS) set search spaces are associated to search space group #0 and/or search space group #1.
  • Type type 3-PDCCH common search space (Common Search Space, CSS) set (set) or (or) a (one) terminal specific search space (UE Specific Search Space, USS) set search spaces are associated to search space group #0 and/or search space group #1.
  • the following search spaces are understood in the same way as search space sets, and will not be repeated here.
  • the associated search space in search space group #0 includes all Type3-PDCCH CSS sets; the associated search space in search space group #1 includes all USS sets.
  • the terminal monitors the PDCCH on the search space group #1, or the terminal monitors the PDCCH on the search space group #1, it means that the terminal monitors the PDCCHs corresponding to all the search spaces associated with the search space group #1.
  • search space group #0 so I won't repeat it here.
  • Type3-PDCCH CSS set or a USS set is supported for search space group switching, and other types of search spaces do not support search space group switching.
  • PDCCH on other search spaces than the set is supported for search space group switching, and other types of search spaces do not support search space group switching.
  • the PDCCH monitoring behavior of the terminal corresponding to the application search space group #0 is: only monitor the PDCCH on the search space group #0, and stop the PDCCH monitoring on the search space groups other than the search space group #0.
  • PDCCH monitoring can only be performed on one search space group at the same time.
  • the PDCCH monitoring behavior of the terminal corresponding to the application of the search space group #1 is: only monitor the PDCCH on the search space group #1, and stop the PDCCH monitoring on the search space groups other than the search space group #1.
  • searchSpaceSwitchTimer (R16 search space group switching timer timer): referred to as the first timer.
  • the PDCCH monitoring behavior corresponding to the expiration of the first timer is: switching to the search space group #0, and then applying the terminal behavior corresponding to the search space group #0 (as above).
  • search space group #0 can be understood as a default search space group.
  • Type3-PDCCH CSS set or USS set can link (link) to the above two searches CSS sets of other types (such as Type0, 0A, 1, 2, etc.) do not belong to any search space group, and are not applicable to the search space group switching mechanism, that is, the terminal will always monitor the PDCCH on it .
  • search Space Search Space, SS
  • USS Search Space
  • Explicit search space group switching process radio resource control (Radio Resource Control, RRC) is equipped with related switching instructions based on DCI2-0), including:
  • Process 1 Trigger condition for group (search space group) 1 to switch to group0: DCI 2-0 is detected to indicate switching to group0.
  • Process 2 Trigger condition for switching from group0 to group1: DCI 2-0 is detected indicating to switch to group1 and restart or start the first timer.
  • Process 3 The trigger condition for switching from group1 to group0: the first timer times out, or the duration of COT (channel occupancy time) ends.
  • Implicit search space group switching process (under the premise that RRC is not equipped with DCI2-0 related switching instructions), including:
  • Process 1 Trigger condition for switching from group0 to group1: Any DCI format detected by the terminal on group0 will trigger the switching from group0 ⁇ group1. In addition, if DCI of any format is detected on any group, the first timer must be restarted.
  • Process 2 The trigger condition for switching from group1 to group0: the first timer times out, or the COT duration ends.
  • a UE can configure up to 10 search spaces.
  • R17 (Release 17, version 17) search space group SSG switching, or R17 SSSG switching;
  • R17 search space group switching can configure up to 3 search space groups, namely search space groups #0, #1 and #2.
  • Type3-PDCCH CSS set or a USS set is supported for search space group switching
  • Other types of search spaces do not support search space group switching, which means that the terminal should always monitor PDCCHs in search spaces other than the above-mentioned Type3-PDCCH CSS set or a USS set.
  • the network can configure one or more search spaces in Type3-PDCCH CSS set or a USS set to be associated with at least one of search space set #0, search space set #1, and search space set #2.
  • the terminal monitors the PDCCH on the search space group #1, or the terminal monitors the PDCCH on the search space group #1, it means that the terminal monitors the PDCCHs corresponding to all the search spaces associated with the search space group #1.
  • search space groups #0 and #2 and details will not be repeated here.
  • the PDCCH monitoring behavior of the terminal corresponding to the application search space group #0 is: only monitor the PDCCH on the search space group #0, and stop the PDCCH monitoring on the search space groups other than the search space group #0.
  • PDCCH monitoring can only be performed on one search space group at the same time.
  • the PDCCH monitoring behavior of the terminal corresponding to the application of the search space group #1 is: only monitor the PDCCH on the search space group #1, and stop the PDCCH monitoring on the search space groups other than the search space group #1.
  • the PDCCH monitoring behavior of the terminal corresponding to the application of the search space group #2 is: only monitor the PDCCH on the search space group #2, and stop the PDCCH monitoring on the search space groups other than the search space group #2.
  • searchSpaceSwitchTimer-r17 (R17 search space group switching timer): referred to as the second timer.
  • the PDCCH monitoring behavior of the terminal corresponding to the expiration of the second timer is: switching to the search space group #0, and then applying the terminal behavior corresponding to the search space group #0 (as above).
  • search space group #0 can be understood as a default search space group.
  • the specific switching process will not be introduced here.
  • the difference from the R16 search space group switching process is that the explicit R17 search space group switching is done by scheduling the Physical Downlink Shared Channel (PDSCH) or the Physical Uplink Shared Channel (Physical Uplink Shared Channel).
  • Uplink Shared CHannel, PUSCH is triggered by a specific DCI format (format), rather than explicitly indicating search space group switching according to DCI format 2-0 in R16 search space group switching.
  • the specific DCI format may include: DCI format 0_1, and/or DCI format 1_1, and/or DCI format 0_2, and/or DCI format 1_2.
  • the R17 search space group switching indication is used to instruct the terminal to switch to the target search space group, and the terminal performs corresponding PDCCH monitoring according to the PDCCH monitoring behavior corresponding to the application target search space group.
  • R17 search space group switching scheme has no implicit switching process, That is to say, there is no trigger mechanism similar to R16 implicit (that is, any DCI format detected by the terminal on group0 will trigger the switch from group0 ⁇ group1), only through the explicit above-mentioned DCI format 0-1, 1-1, 1 -2 and/or 0-2 to indicate trigger switching, or the second timer expires to trigger switching.
  • PDCCH skipping is a method to achieve energy saving through the PDCCH skipping indication in DCI indicating to skip the PDCCH monitoring for a period of time.
  • the PDCCH skipping DCI is used to indicate to skip the PDCCH monitoring in the following 4, 8 and 16 time slots.
  • Skipping PDCCH monitoring means not monitoring the PDCCH. But it needs to be explained that the PDCCH skipped for a period of time mentioned here refers to the first type of PDCCH, that is, the PDCCH corresponding to Type3-PDCCH CSS sets or USS sets. That is, only the PDCCH corresponding to Type3-PDCCH CSS sets or USS sets can be skipped.
  • the corresponding PDCCH monitoring behavior of the terminal within the duration of skipping PDCCH monitoring is: not performing PDCCH monitoring, or skipping PDCCH monitoring.
  • terminal behaviors corresponding to the indication bits of PDCCH skipping indication There are two types of terminal behaviors corresponding to the indication bits of PDCCH skipping indication. One is that the bit value is all zero, and the corresponding terminal PDCCH monitoring behavior is not to skip PDCCH monitoring. The other type of bit value is not all zero, and the corresponding terminal behavior is to skip the monitoring of the PDCCH (that is, the PDCCH corresponding to Type3-PDCCH CSS sets or USS sets) within a specific time interval.
  • Channel Occupancy Time (Channel Occupancy Time, COT); before the 5G communication system transmits information in the unlicensed frequency band, on the unlicensed frequency band of New Radio (NR), before sending information, the terminal or network equipment needs to Do clear channel assessment (CCA) or extended channel assessment (extended clear channel assessment, eCCA) to listen to the channel, that is, perform energy detection (Energy Detection, ED). When the energy is lower than a certain threshold, the channel is blocked Only when it is judged to be empty can the transmission start, that is, listen before talk (LBT). COT is the period of time occupied by the channel obtained after the successful LBT.
  • CCA Clear channel assessment
  • eCCA extended clear channel assessment
  • LBT listen before talk
  • the channel monitoring method provided in the embodiment of the present application, as shown in Figure 2 includes:
  • Step 21 The terminal obtains at least two kinds of channel monitoring information
  • Step 22 The terminal performs operations related to PDCCH monitoring according to at least two kinds of channel monitoring information.
  • the at least two kinds of channel monitoring information include at least two items of the following: PDCCH skipping information; channel occupancy time COT information; first-type search space group switching information; the first-type search space group switching information includes: first Search space group switching instruction information, at least one of the status information of the first type of search space group switching timer and configuration information related to the first type of search space group switching; the second type of search space group switching information; the second type
  • the search space group switching information includes: at least one of the second type of search space group switching instruction information, the state information of the second type of search space group switching timer and the configuration information related to the second type of search space group switching; The state change information of the device; the state change information of the discontinuous reception DRX related timer.
  • step 21 may specifically include: the terminal obtains the above-mentioned PDCCH skipping information, channel occupancy time COT information, first-type search space group switching information, second-type search space group switching information, and the state of the partial bandwidth inactivation timer Change information, and at least two items in the state change information of the discontinuous reception DRX related timer.
  • the at least two types of channel monitoring information acquired by the terminal may be acquired simultaneously or not at the same time.
  • “at least two types of channel monitoring information” are PDCCH skip information and COT information, then when the terminal acquires, The PDCCH skipping information and the COT information may be acquired simultaneously, or the PDCCH skipping information and the COT information may be acquired separately, for example: the PDCCH skipping information is firstly acquired, and then the COT information is acquired; but it is not limited thereto.
  • step 21 does not limit the number of acquisitions of various channel monitoring information.
  • channel monitoring information include PDCCH skip information and channel occupancy time COT information
  • This embodiment only uses PDCCH skipping information and COT information as an example for description, and the number of acquisitions of other types of channel monitoring information is not limited.
  • the "PDCCH skip information” may include at least one item of PDCCH skip indication information and PDCCH skip related configuration information; the "status information” may include: status change information; the following default search space group may be based on "first It is obtained from at least one of the configuration information related to group switching of the search space class" or "configuration information related to group switching of the second type of search space”.
  • the channel monitoring method provided in the embodiment of the present application obtains at least two channel monitoring methods through the terminal Information; according to at least two kinds of channel monitoring information, perform operations related to physical downlink control channel PDCCH monitoring; can support channel monitoring for multiple channel monitoring information, clarify UE's related behaviors for PDCCH monitoring, and improve communication performance; very good To solve the problem in the prior art that the terminal cannot determine the monitoring behavior for multiple channel monitoring schemes.
  • the search spaces associated with the first search space group and the second search space group are the same or different; wherein, the identifiers of the first search space group and the second search space group are the same, and the first The search space group is a search space group associated with the first type of search space group switching information, and the second search space group is a search space group associated with the second type of search space group switching information.
  • the at least two kinds of channel monitoring information include the PDCCH skipping information and the second type of search space group switching information
  • the PDCCH skip information is not applied during activation of search space group #0 in the second type of search space group; and/or,
  • the PDCCH skip information is applied during activation of search space group #1 in the second type of search space group.
  • the first type of search space group is a version 17 protocol (R17) search space group
  • the second type of search space group is a version 16 protocol (R16) search space group.
  • the terminal does not apply the PDCCH skipping information during the activation period of the R16 search space group #0 (that is, during the application period of the R16 search space group #0).
  • the fact that the terminal does not apply the PDCCH skipping information during the activation of the R16 search space group #0 means that the terminal during the activation of the R16 search space group #0: 1) does not perform PDCCH monitoring skipping, or, 2 ) indicates that the PDCCH skip indication information is not applied.
  • the at least two types of channel monitoring information include the first type of search space group switching information and the second type of search space group switching information
  • the first type of search space group switching information is not applied during activation of search space group #0 in the second type of search space group; and/or,
  • the switching information of the first type of search space group is applied during activation of search space group #1 in the second type of search space group.
  • the second type of search space group is a version 16 protocol (R16) search space group.
  • the terminal does not apply the first type of search space group switching information during the activation period of the R16 search space group #0 (that is, during the application period of the R16 search space group #0).
  • the fact that the terminal does not apply the first type of search space group switching information during the activation of the R16 search space group #0 means that the terminal will not activate or apply the first type of search space during the activation of the R16 search space group #0 space group.
  • the at least two kinds of channel monitoring information include the PDCCH skipping information and the second type of search space group switching information
  • the PDCCH skip information is not applied during activation of search space group #1 in the second type of search space group; and/or,
  • the PDCCH skip information is applied during activation of search space group #0 in the second type of search space group.
  • the at least two types of channel monitoring information include the first type of search space group switching information and the second type of search space group switching information
  • the first type of search space group switching information is not applied during activation of search space group #1 in the second type of search space group; and/or,
  • the first type of search space group switching information is applied during activation of search space group #0 in the second type of search space group.
  • the terminal in the second type of search space During the activation of search space group #0 in the group, suspend or stop running the first-type search space group switching timer; wherein, the first-type search space group switching information includes: status information of the first-type search space group switching timer .
  • the terminal suspends or stops running the R17 search space group switching timer during the activation of the R16 search space group #0. Further, during the period when the terminal exits the activation of R16 search space group #0 (that is, switches to R16 search space group #1), the R17 search space group switching timer resumes or starts running.
  • the monitoring information on the at least two types of channels includes: the first type of search space group switching information
  • the terminal performs operations related to PDCCH monitoring according to the at least two types of channel monitoring information, including:
  • the terminal monitors the PDCCH on the third search space, where the third search space is the search space group activated in the first type of search space group and/or the search space associated with the activated search space group in the second type of search space group ;
  • the terminal monitors the PDCCH on the search spaces of the intersection or union associated with the two activated search space groups.
  • the activated R17 search space group is R17 search space group #2, and its associated search spaces are: search spaces #1, #3, #5; the activated R16 search space group is R16 search space group #1, and The associated search spaces are: search spaces #1, #2, #4.
  • the terminal monitors the PDCCH only in the search space #1 during the activation of the two search space groups.
  • the terminal monitors the PDCCH in the search spaces #1, #2, #3, #4, and #5 during the activation of the two search space groups.
  • the PDCCH skipping information satisfies at least one of the following: the PDCCH skipping information does not support Application outside the COT (it can also be understood that the PDCCH skip information cannot be applied outside the COT); support the application of the PDCCH skip information within the COT and outside the COT (it can also be understood that the PDCCH skip information can be applied within the COT and COT application); in the case of meeting the first condition, support the application of the PDCCH skipping information outside the COT, wherein the first condition is related to the length of skipping the PDCCH monitoring duration and the configuration information of the network side equipment at least one correlation; wherein, the skipping PDCCH monitoring duration is obtained according to the PDCCH skipping information.
  • the PDCCH skip information applied in the COT and the PDCCH skip information applied outside the COT meet at least one of the following: the corresponding configured skip PDCCH monitoring durations are different; the supported skip PDCCH types different.
  • the PDCCH skip information may include: PDCCH skip indication information, network side device configuration The configured skip PDCCH monitoring duration information, the application scenario information of the PDCCH skip indication information configured or agreed by the network side, etc.
  • the application priority of the PDCCH skipping information may be higher than the application priority of the first type of search space group switching information and/or the application priority of the second type of search space group switching information.
  • the terminal performs operations related to PDCCH monitoring according to the at least two types of channel monitoring information , including at least one of the following: (1) In the case where the terminal obtains the search space group switching information within the duration of skipping PDCCH monitoring, the terminal switches to the target search space group switching information according to the search space group switching information space group, and perform PDCCH monitoring on the target search space group at or after the end of the skip PDCCH monitoring duration; (2) during the skip PDCCH monitoring duration, the terminal acquires the In the case of searching space group switching information, the terminal switches to the target search space group according to the search space group switching information at or after the end of the skip PDCCH monitoring duration; (3) skipping PDCCH monitoring During the duration, the terminal suspends the operation of the search space group switching timer, and resumes the operation of the search space group switching timer at or after the end of the skipping PDCCH monitoring duration; (4) when skipping the PDCCH During the duration, the terminal suspends the operation of the search space group switching timer, and resumes the operation of the search
  • the terminal switches to the target search space group according to the search space group switching information in item (1), and executes on the target search space group when the skip PDCCH monitoring duration ends or after
  • the PDCCH monitoring can be specifically understood as: the terminal switches to the target search space group according to the search space group switching information but does not perform the corresponding PDCCH monitoring behavior, but waits until the end of the skipped PDCCH monitoring duration or Afterwards, the corresponding PDCCH monitoring behavior is performed.
  • performing PDCCH monitoring on the target search space group it can be understood as: performing For the PDCCH monitoring behavior corresponding to the target search space group, for details, refer to the above PDCCH monitoring behavior corresponding to different space groups. The same understanding can also be followed in other places in this case, and will not be repeated in the future.
  • switching to the target search space group according to the search space group switching information in item (2), it can be specifically understood as: switching to the target search space group according to the search space group switching information to perform the corresponding PDCCH monitoring behavior .
  • it may specifically include: the terminal stops performing skipping PDCCH monitoring.
  • the first type of search space group switching information satisfies one of the following items: (1 ) does not support the application of the first type of search space group switching information outside the COT (it can also be understood that the first type of search space group switching information cannot be applied outside the COT); (2) supports the first type of search space The group switching information is applied within the COT and outside the COT (it can also be understood that the first type of search space group switching information can be applied inside the COT and outside the COT); (3) when the second condition is met, support the The first type of search space group switching information is applied outside the COT, wherein the second condition is related to at least one of the search space group associated with the first type of search space group switching information and network side device configuration information.
  • the first type of search space group switching information and the second type of search space group switching information satisfies at least one of the following: (1) the first type of search space group switching information and the second type of search space group switching information cannot be applied at the same time; (2) the first type The search space group switching information and the second type of search space group switching information can be applied simultaneously.
  • the terminal performs operations related to PDCCH monitoring according to at least two kinds of channel monitoring information, including: the terminal obtains the first type of search space group switching information and the second type of search space group switching information within the same time unit.
  • the first type of search space group switching information and the second type of search space group switching information are applied at the same time, or the first type of search space group switching information and the second type of search space group switching information are applied. Any item in the second type of search space group switching information.
  • the time unit may be a time slot or other time units, which are not limited here.
  • the first type of search space group switching information and the second type of search space group switching information cannot be applied at the same time, including: the terminal applies the target search space group switching information obtained at the current moment, and stops applying the current moment Search space group switching information of a type different from the target search space group switching information obtained before; wherein the target search space group switching information is the first type of search space group switching information or the second type of search space group switching information Space group switching information.
  • the terminal performs PDCCH monitoring related information according to the at least two types of channel monitoring information.
  • the operation includes at least one of the following: (1) When the terminal determines to monitor the first target search space according to at least one of the first-type search space group switching information and the second-type search space group switching information , monitor the PDCCH on the first target search space; (2) the terminal determines not to monitor the second In the case of the target search space, the PDCCH on the second target search space is not monitored.
  • monitor the The PDCCH method may be that the terminal respectively judges the currently applied search space groups according to the switching information of the first type of search space group and the switching information of the second type of search space group, and also obtains the search space groups of the respective applications of the two. The associated search spaces, and then the terminal can determine the search space to monitor.
  • the network configuration adopts: when the terminal determines to monitor the first target search space according to the first-type search space group switching information and the second-type search space group switching information, the terminal only It is necessary to monitor the PDCCH on the first target search space.
  • a corresponding example is that, according to the switching information of the first type of search space group and the switching information of the second type of search space group, the terminal respectively judges that the currently applied search space groups are search space group #1 and search space group #0.
  • the search spaces associated with the space groups are: search space group #1 is associated with search spaces #4, #5, #6, and search space group #0 is associated with search spaces #5, #6, #7. Then the terminal can determine that the search spaces to monitor are search spaces #4 and #5.
  • the at least two kinds of channel monitoring information include the PDCCH skipping information and the In the case of the state change information of the partial bandwidth inactivation timer, the terminal performs operations related to PDCCH monitoring according to the at least two kinds of channel monitoring information, including at least one of the following: (1) skipping PDCCH monitoring During the duration, when the partial bandwidth inactivation timer expires, the terminal clears the remaining skipped PDCCH monitoring duration, and/or switches to the default search space group; (2) skipping the PDCCH During the monitoring duration, when the partial bandwidth inactivation timer is started or restarted, the terminal continues to run the skipping PDCCH monitoring duration; wherein, the skipping PDCCH monitoring duration is based on the PDCCH skipping obtained through information; the default search space group is obtained according to the first type of search space group switching information or the second type of search space group switching information.
  • the terminal clears the remaining skipped PDCCH monitoring duration may be: the terminal clears the remaining skipped PDCCH monitoring duration, and resumes PDCCH monitoring. Another understanding is: the terminal clears the remaining skipped PDCCH monitoring duration, and stops the skipping PDCCH monitoring behavior corresponding to the skipped PDCCH monitoring duration.
  • the terminal continues to skip the PDCCH monitoring duration
  • the terminal continues to skip the PDCCH monitoring.
  • the terminal when the at least two types of channel monitoring information include the first type of search space group switching information and the state change information of the partial bandwidth inactivation timer, the terminal according to the at least two Channel monitoring information, performing operations related to PDCCH monitoring, including at least one of the following: (1) performing the first operation when the partial bandwidth inactivation timer expires; (2) performing the first operation when the partial bandwidth inactive timer expires;
  • the activation timer is started or restarted, continue to apply the current search space group; wherein, the first operation includes at least one of the following: switching to the default search space group; restarting the first type of search space group switching timer; continuing Applying the current search space group; continuing to run the first-type search space group switching timer; wherein, the current search space group and the default search space group are obtained according to the first-type search space group switching information.
  • the performing the first operation includes performing the monitoring behavior of the corresponding PDCCH.
  • search space group #0 it can be specified by the network side device configuration, such as search space group #0; this explanation can be applied to any one or more of the above-mentioned first to the following eighth kind.
  • the network side device configures a default search space group for the first type of search space group.
  • the terminal executes and Operations related to PDCCH monitoring include at least one of the following: (1) When the DRX-related timer expires within the duration of skipping the PDCCH monitoring, the terminal continues to run for the duration of skipping the PDCCH monitoring; (2) When the DRX-related timer is started or restarted during the skipped PDCCH monitoring duration, the terminal continues to run the skipped PDCCH monitoring duration, or the terminal clears the remaining skipped PDCCH monitoring duration; wherein, the skipping PDCCH monitoring duration is obtained according to the PDCCH skipping information.
  • the terminal continues to run the skipping the PDCCH monitoring duration
  • the terminal continues to run the skipping the PDCCH monitoring duration
  • continue to apply the behavior corresponding to the skipping the PDCCH monitoring duration that is, skip the PDCCH monitoring
  • the terminal clears the remaining skipped PDCCH monitoring duration may be: the terminal clears the remaining skipped PDCCH monitoring duration, and resumes PDCCH monitoring. Another understanding is: the terminal clears the remaining skipped PDCCH monitoring duration, and stops the skipping PDCCH monitoring behavior corresponding to the skipped PDCCH monitoring duration.
  • the eighth type when the at least two kinds of channel monitoring information includes the first type of search space group switching information and the state change information of the DRX-related timer, the terminal monitors Information, perform operations related to PDCCH monitoring, including at least one of the following: (1) continue to apply the current search space group, or switch to the default search space group when the DRX-related timer is started or restarted; (2) ) When the DRX-related timer expires, continue to apply the current search space group, or switch to the default search space group; wherein, the current search space group and the default search space group are based on the first type of search Obtained by space group switching information.
  • the terminal performs operations related to PDCCH monitoring according to the at least two kinds of channel monitoring information, including: the terminal uses the first method to perform operations related to PDCCH monitoring according to the at least two kinds of channel monitoring information.
  • the operation; wherein, the first manner includes at least one of the following: a manner indicated by network configuration; a manner indicated by reservation; a manner indicated by preconfiguration.
  • the embodiment of the present application also provides a channel monitoring method, as shown in Figure 3, including:
  • Step 31 The network side device configures the terminal to perform operations related to PDCCH monitoring according to at least two kinds of channel monitoring information.
  • the at least two kinds of channel monitoring information include at least two items of the following: PDCCH skipping information; channel occupancy time COT information; first-type search space group switching information; the first-type search space group switching information includes: first Search space group switching instruction information, at least one of the status information of the first type of search space group switching timer and configuration information related to the first type of search space group switching; the second type of search space group switching information; the second type
  • the search space group switching information includes: at least one of the second type of search space group switching instruction information, the state information of the second type of search space group switching timer and the configuration information related to the second type of search space group switching; The state change information of the device; the state change information of the discontinuous reception DRX related timer.
  • the "PDCCH skip information” may include at least one item of PDCCH skip indication information and PDCCH skip related configuration information; the "status information” may include: status change information; the following default search space group may be based on "first It is obtained from at least one of the configuration information related to group switching of the search space class" or "configuration information related to group switching of the second type of search space”.
  • the embodiment of the present application may further include: the network side device configures the above at least two kinds of channel monitoring information for the terminal, but it is not limited thereto.
  • the channel monitoring method provided in the embodiment of the present application uses network side equipment to configure the terminal to perform operations related to physical downlink control channel PDCCH monitoring according to at least two types of channel monitoring information; it can support channel monitoring for multiple channel monitoring information, Clarify the relevant behavior of the UE monitoring the PDCCH to improve communication performance; solve the problem in the prior art that the terminal cannot determine the monitoring behavior for multiple channel monitoring schemes.
  • the network-side device configures the same or different search spaces associated with the first search space group and the second search space group; wherein, the identifiers of the first search space group and the second search space group Similarly, the first search space group is the search space group associated with the first type of search space group switching information, and the second search space group is the search space associated with the second type of search space group switching information Group. This can make the solution more flexible.
  • the at least two kinds of channel monitoring information include the PDCCH skipping information and In the case of the second type of search space group switching information, the PDCCH skip information and the second type of search space group switching information satisfy at least one of the following:
  • the PDCCH skip information is not applied during activation of search space group #0 in the second type of search space group;
  • the PDCCH skip information is applied during activation of search space group #1 in the second type of search space group.
  • the first type of search space group switching information and the second type of search space group switching information satisfies at least one of the following:
  • the switching information of the first type of search space group is not applied during the activation of search space group #0 in the second type of search space group;
  • the switching information of the first type of search space group is applied during activation of search space group #1 in the second type of search space group.
  • the network side device configures the PDCCH skipping information to meet at least one of the following: does not support the The PDCCH skipping information is applied outside the COT (it can also be understood as the PDCCH skipping information cannot be applied outside the COT); the PDCCH skipping information is supported to be applied inside the COT and outside the COT (it can also be understood as the PDCCH skipping information cannot be applied outside the COT).
  • the pass information can be applied in the COT and outside the COT); if the first condition is met, the PDCCH skip information is supported to be applied outside the COT, wherein the first condition is related to the length of the skip PDCCH monitoring duration and At least one item of network-side device configuration information is related; wherein, the skipped PDCCH monitoring duration is obtained according to the PDCCH skipped information.
  • the PDCCH skipping information applied in the COT and the PDCCH skipping information applied outside the COT meet at least one of the following: the corresponding configured skip PDCCH monitoring duration of the network side device is different; The types of PDCCH passed are different.
  • the PDCCH skip information may include: PDCCH skip indication information, network side device configuration The configured skip PDCCH monitoring duration information, the application scenario information of the PDCCH skip indication information configured or agreed by the network side, etc.
  • the application priority of the PDCCH skipping information may be higher than the application priority of the first type of search space group switching information and/or the application priority of the second type of search space group switching information.
  • the network side device configures the terminal to perform PDCCH monitoring related
  • the operation includes configuring at least one of the following on the network side device: (1) When the terminal obtains the search space group switching information within the duration of skipping PDCCH monitoring, the terminal The space group switching information is switched to the target search space group, and the PDCCH monitoring on the target search space group is performed at or after the end of the skipped PDCCH monitoring duration; (2) during the skipped PDCCH monitoring duration , when the terminal acquires the search space group switching information, the terminal switches to a target search space group according to the search space group switching information when or after the end of the skip PDCCH monitoring duration; (3) During the duration of skipping PDCCH monitoring, the terminal suspends the operation of the search space group switching timer, and resumes the operation of the search space group switching timer when or after the end of the skipping PDCCH monitoring duration (4) During the duration of skipping PDCCH monitoring, if the
  • the terminal switches to the target search space group according to the search space group switching information in item (1), and executes on the target search space group when the skip PDCCH monitoring duration ends or after
  • the PDCCH monitoring can be specifically understood as: the terminal switches to the target search space group according to the search space group switching information but does not perform the corresponding PDCCH monitoring behavior, but waits until the end of the skipped PDCCH monitoring duration or Afterwards, the corresponding PDCCH monitoring behavior is performed.
  • performing PDCCH monitoring on the target search space group it can be understood as: performing For the PDCCH monitoring behavior corresponding to the target search space group, for details, refer to the above PDCCH monitoring behavior corresponding to different space groups. The same understanding can also be followed in other places in this case, and will not be repeated in the future.
  • switching to the target search space group according to the search space group switching information in item (2), it can be specifically understood as: switching to the target search space group according to the search space group switching information to perform the corresponding PDCCH monitoring behavior .
  • it may specifically include: the terminal stops performing skipping PDCCH monitoring.
  • the network side device configures the first type of search space group switching information to satisfy One of the following: (1) does not support the application of the first type of search space group switching information outside the COT (it can also be understood that the first type of search space group switching information cannot be applied outside the COT); (2) supports all The first type of search space group switching information is applied within COT and outside COT (it can also be understood that the first type of search space group switching information can be applied within COT and outside COT); (3) when the second condition is met In some cases, the first type of search space group switching information is supported to be applied outside the COT, wherein the second condition is related to the search space group associated with the first type of search space group switching information and the network side device configuration information At least one of the related.
  • the network side device configures the first type of The search space group switching information and the second-type search space group switching information satisfy at least one of the following: (1) The first-type search space group switching information and the second-type search space group switching information cannot be applied at the same time; (2) ) The first type of search space group switching information and the second type of search space group switching information can be applied simultaneously.
  • the network-side device configures the terminal to perform operations related to PDCCH monitoring according to at least two kinds of channel monitoring information, including: the network-side device configures: the terminal acquires the first In the case of the search space group switching information of the first type and the group switching information of the second type of search space, the terminal simultaneously applies the switching information of the first type of search space group and the switching information of the second type of search space group, or applies The first type of search space group switching information and the Any item in the second type of search space group switching information.
  • the time unit may be a time slot or other time units, which are not limited here.
  • the first type of search space group switching information and the second type of search space group switching information cannot be applied at the same time, including: the terminal applies the target search space group switching information obtained at the current moment, and stops applying the current moment Search space group switching information of a type different from the target search space group switching information obtained before; wherein the target search space group switching information is the first type of search space group switching information or the second type of search space group switching information Space group switching information.
  • the network side device configures the terminal to perform monitoring with the PDCCH according to at least two kinds of channel monitoring information.
  • Relevant operations include configuring at least one of the following on the network side device: (1) determining, at the terminal, to monitor according to at least one of the first type search space group switching information and the second type search space group switching In the case of the first target search space, the terminal monitors the PDCCH on the first target search space; (2) in the terminal according to the group switching information of the first type of search space and the second type of search space In a case where at least one of the group switching information determines not to monitor the second target search space, the terminal does not monitor the PDCCH on the second target search space.
  • monitor the The PDCCH method may be that the terminal respectively judges the currently applied search space groups according to the switching information of the first type of search space group and the switching information of the second type of search space group, and also obtains the search space groups of the respective applications of the two. The associated search spaces, and then the terminal can determine the search space to monitor.
  • the network configuration adopts: when the terminal determines to monitor the first target search space according to the first-type search space group switching information and the second-type search space group switching information, the terminal only It is necessary to monitor the PDCCH on the first target search space.
  • a corresponding example is that, according to the switching information of the first type of search space group and the switching information of the second type of search space group, the terminal respectively judges that the currently applied search space groups are search space group #1 and search space group #0.
  • the search spaces associated with the space groups are: search space group #1 is associated with search spaces #4, #5, #6, and search space group #0 is associated with search spaces #5, #6, #7. Then the terminal can determine the search space to be monitored as the search space Cable spaces #4 and #5.
  • the network side device configures the terminal according to at least two kinds of channel monitoring information.
  • Information performing operations related to PDCCH monitoring, including configuring at least one of the following on the network side device: (1) In the case of skipping the PDCCH monitoring duration and the partial bandwidth inactivation timer expires, the The terminal clears the remaining skipped PDCCH monitoring duration, and/or switches to the default search space group; (2) In the case of skipping the PDCCH monitoring duration, the partial bandwidth inactivation timer is started or restarted, The terminal continues to run the skipping PDCCH monitoring duration; wherein, the skipping PDCCH monitoring duration is obtained according to the PDCCH skipping information; the default search space group is based on the first type of search space group switching information or the second type of search space group switching information.
  • the terminal clears the remaining skipped PDCCH monitoring duration may be: the terminal clears the remaining skipped PDCCH monitoring duration, and resumes PDCCH monitoring. Another understanding is: the terminal clears the remaining skipped PDCCH monitoring duration, and stops the skipping PDCCH monitoring behavior corresponding to the skipped PDCCH monitoring duration.
  • the terminal continues to skip the PDCCH monitoring duration
  • the terminal continues to skip the PDCCH monitoring.
  • the network side device configures the terminal according to at least Two kinds of channel monitoring information, performing operations related to PDCCH monitoring, including at least one of the following configured by the network side device: (1) When the partial bandwidth inactivation timer expires, the terminal executes the first Operation; (2) When the partial bandwidth inactivation timer is started or restarted, the terminal continues to apply the current search space group; wherein, the first operation includes at least one of the following: switch to the default search space group; restart the first type of search space group switching timer; continue to apply the current search space group; continue to run the first type of search space group switching timer; wherein, the current search space group and the default search space group are based on the The first type of search space group switching information is obtained.
  • the performing the first operation includes performing the monitoring behavior of the corresponding PDCCH.
  • search space group #0 it can be specified by the network side device configuration, such as search space group #0; this explanation can be applied to any one or more of the above-mentioned first to the following eighth kind.
  • the network side device configures a default search space group for the first type of search space group.
  • the network side device configures the terminal according to the at least two kinds of channel monitoring information, Performing operations related to PDCCH monitoring, including configuring at least one of the following on the network side device: (1) When the DRX-related timer expires within the duration of skipping PDCCH monitoring, the terminal continues to run all skip the PDCCH monitoring duration; (2) in the case of skipping the PDCCH monitoring duration, the DRX-related timer starts or restarts, the terminal continues to run the skipping PDCCH monitoring duration, or the The terminal clears the remaining skipped PDCCH monitoring duration; wherein, the skipped PDCCH monitoring duration is obtained according to the PDCCH skipping information.
  • the terminal continues to run the skipping the PDCCH monitoring duration
  • the terminal continues to run the skipping the PDCCH monitoring duration
  • continue to apply the behavior corresponding to the skipping the PDCCH monitoring duration that is, skip the PDCCH monitoring
  • the terminal clears the remaining skipped PDCCH monitoring duration may be: the terminal clears the remaining skipped PDCCH monitoring duration, and resumes PDCCH monitoring. Another understanding is: the terminal clears the remaining skipped PDCCH monitoring duration, and stops the skipping PDCCH monitoring behavior corresponding to the skipped PDCCH monitoring duration.
  • the network side device configures the terminal according to at least two Channel monitoring information, performing operations related to PDCCH monitoring, including configuring at least one of the following on the network side device: (1) When the DRX-related timer is started or restarted, the terminal continues to use the current search space group , or switch to the default search space group; (2) when the DRX-related timer expires, the terminal continues to apply the current search space group, or switches to the default search space group; wherein, the current search space The group and the default search space group are obtained according to the first type of search space group switching information.
  • the PDCCH skipping information takes R17 PDCCH skipping (skip) indication information as an example, corresponding to R17 PDCCH skipping
  • the first type of search space group switching information is R17 SSSG handover information is taken as an example, which corresponds to R17 SSSG handover
  • the second type of search space group handover information takes R16 SSSG handover information as an example, which corresponds to R16 SSSG handover
  • the first method takes network configuration indication as an example.
  • the monitoring behavior of "performing PDCCH monitoring on the XX search space group" involved in the following is consistent with the monitoring behavior of the XX search space group described above, that is, performing PDCCH monitoring on the XX search space group and stopping other search spaces PDCCH monitoring on the group.
  • the PDCCH monitoring behavior of the terminal corresponding to the application search space group #0 is: only monitor the PDCCH on the search space group #0, and stop the PDCCH monitoring on the search space groups other than the search space group #0; the following will not repeat .
  • the embodiment of the present application provides a channel monitoring method, which can be implemented as a PDCCH monitoring adaptation method, which can realize the combination of the R16 SSSG switching scheme and the R17 PDCCH monitoring adaptation scheme, and clarify the relationship between the UE and the PDCCH monitoring. behavior to improve communication performance.
  • the solutions provided in the embodiments of this application include the following parts;
  • R17 PDCCH monitoring adaptation scheme is divided into two sub-schemes: R17SSSG switching and R17 PDCCH skipping (skipping) for description; in actual application, merging or splitting can be considered according to needs, and will not be described here limited.
  • R17 PDCCH skipping and (R16 SSSG switching or R17 SSSG switching) combined scheme (involving at least two kinds of channel monitoring information including the situation of the PDCCH skipping information and the COT information, and at least two kinds of channel monitoring information including In the case of PDCCH skip information and search space group switching information).
  • R16 SSSG switching as an example to describe, and R17 SSSG switching is the same (but the combination with R17 SSSG switching does not involve COT-related content, but only involves terminal behavior).
  • the combined scheme of R17 PDCCH skipping and R17 SSSG handover can select different terminal behaviors from the combined scheme of R17 PDCCH skipping and R16 SSSG handover, which is not limited here.
  • This part includes at least one of the following:
  • Method 1 R17 PDCCH skipping cannot be applied outside COT. It can be understood that the skipping duration (skipping PDCCH monitoring duration) indicated by the R17 PDCCH skipping indication will be interrupted or stopped because it is outside the COT.
  • R17 PDCCH skipping in method 1 can also be applied in COT, which is not limited here.
  • Method 2 The R17 PDCCH skipping scheme can be applied both outside the COT and within the COT. It is understandable that the skipping duration indicated by the R17 PDCCH skipping indication will not be interrupted or stopped because it is out of the COT, as shown in Figure 4;
  • Method 3 Further, the above-mentioned method 1 or method 2 in this part can be selected and applied according to specific conditions (corresponding to the above-mentioned first condition).
  • the specific condition includes: the length of skipping duration (corresponding to the length of the skipping PDCCH monitoring duration). For example, when the length of the skipping duration is less than the first time length, the above method 1 is applied, and/or, when the length of the skipping duration is greater than or equal to the first time length, the above method 2 is applied.
  • the configuration on the network side applies one of the above methods. For example, one of method 1, method 2 and method 3 is applied in network side configuration.
  • the UE PDCCH monitoring behavior corresponding to the R17 PDCCH skipping scheme applied inside the COT and outside the COT can be different.
  • the PDCCH skipping information applied within the COT and the PDCCH skipping information applied outside the COT satisfy at least one of the following: the corresponding configured skipped PDCCH monitoring durations are different; the PDCCHs supported for skipping Different types.
  • the PDCCH types that can be skipped in the COT include the PDCCH corresponding to a specific type of search space, or the PDCCH corresponding to a specific DCI format, or the PDCCH corresponding to DCI scrambled by a specific RNTI (radio network temporary identifier), etc.; here No limit.
  • the application priority of the applied terminal behavior of skipping PDCCH monitoring can be higher than the application priority of the R16 SSSG handover information. That is to say, within the PDCCH skipping duration, the terminal always follows the behavior of skipping PDCCH monitoring, and will not be affected by the R16 SSSG switching information.
  • the terminal executes any of the following Option (options):
  • Option1 Switch to the target search space group according to the switching instruction or the expiration of the timer, but still follow the behavior of skipping PDCCH monitoring until the skipping duration ends, and then perform the corresponding PDCCH monitoring behavior on the target search space group.
  • the terminal obtains the search space group switching information within the duration of skipping PDCCH monitoring, the terminal switches to the target search space group according to the search space group switching information, and in the PDCCH monitoring on the target search space group is performed at or after the end of the skip PDCCH monitoring duration.
  • Option2 Do not switch to the target search space group according to the switching instruction or the expiration of the timer, but wait until the skipping duration is over, then switch to the target search space group and perform corresponding PDCCH monitoring behavior on the target search space group .
  • the terminal acquires the search space group switching information within the skipped PDCCH monitoring duration, the terminal, when the skipping PDCCH monitoring duration ends or after, according to the search The space group switching information switches to the target search space group.
  • the terminal suspends the operation of the search space group switching timer, and resumes the operation of the search space group switching timer when the skipping PDCCH monitoring duration ends or after .
  • the terminal stops the PDCCH skipping duration, that is, stops the corresponding skip PDCCH monitoring behavior, and switches to the target The corresponding PDCCH monitoring behavior is performed on the search space group.
  • the terminal stops performing skipping PDCCH monitoring, and switches to the target according to the search space group switching information A search space group, performing PDCCH monitoring on the target search space group.
  • the network side can be configured to apply the above terminal behavior within the skipping duration if the R16 SSSG switching instruction is received or if the R16 search space group switching timer expires.
  • Part 2 Combination scheme of R17 SSSG switching and R16 SSSG switching (involving at least two kinds of channel monitoring information including the first type of search space group switching information and the COT information, and at least two kinds of channel monitoring information including the first In the case of one type of search space group switching information and the second type of search space group switching information);
  • This part includes at least one of the following:
  • the R17 SSSG handover scheme can be applied both outside the COT and within the COT.
  • Terminal behavior includes any of the following options:
  • the terminal applies one of the R16 SSSG switching instructions or the R17 SSSG switching instructions according to the time sequence.
  • the terminal applies the target search space group switching information obtained at the current time, and stops applying the search space group switching information of a type different from the target search space group switching information obtained before the current time.
  • the switching instruction of R17 SSSG will rewrite (overwrite) the switching instruction of R16 SSSG, or, the switching instruction of R16 SSSG will rewrite the switching instruction of R17 SSSG (also can be understood as switching information).
  • the terminal obtains R16 SSSG handover information and R17 SSSG handover information in the same slot, one of them is applied, or in the case of network configuration, the terminal applies one of them.
  • the terminal stops The monitoring behavior related to R16 SSSG switching, and follow the switching instructions of R17 SSSG and/or switch the timer state according to R17 SSSG to monitor the corresponding PDCCH. Specifically, UE behavior is described as described in FIG. 7 .
  • the UE can monitor the PDCCH on the search space (that is, monitor the PDCCH corresponding to the search space) PDCCH). For other search space groups, it is also confirmed whether to monitor the PDCCH corresponding to the search space group. Corresponding to monitoring the first target search space when the terminal determines to monitor the first target search space according to both the first-type search space group switching information and the second-type search space group switching information Up PDCCH.
  • the terminal-specific search space USS1 when the terminal receives the R16 SSSG handover instruction and performs PDCCH monitoring on the search space group associated with USS1, if the effective search space group in the current R17 SSSG handover mechanism is not associated with USS1, then The terminal does not monitor PDCCH on USS1 until the search space group associated with USS1 is applied in the R17 SSSG handover mechanism and the terminal R16 SSSG handover indicates that the search space group associated with USS1 is still in effect, then the terminal starts to monitor the PDCCH on USS1, see Figure 8.
  • the UE can perform PDCCH monitoring on the search space (that is, monitor the PDCCH corresponding to the search space). PDCCH). For other search space groups, it is also confirmed whether to monitor the PDCCH corresponding to the search space group. Corresponding to monitoring the first target search space when the terminal determines to monitor the first target search space according to any one of the first-type search space group switching information and the second-type search space group switching information on the PDCCH.
  • the terminal-specific search space USS1 when the terminal receives the R16 SSSG handover instruction to apply PDCCH monitoring on the search space group associated with USS1, the terminal starts to perform PDCCH monitoring on USS1, regardless of whether the current R17 SSSG handover mechanism is applied The search space group associated with USS1.
  • the same is true for the R17 SSSG switching mechanism.
  • the terminal will monitor the PDCCH on USS1, regardless of which search space group is used in the R16 SSSG switching mechanism, as shown in Figure 9.
  • the network can be configured with the same search space group identity number (Identity, ID) in the R16 SSSG handover scheme and the R17 SSSG handover scheme.
  • the search space group can be associated with different search spaces, and can also be restricted to be associated with the same search space.
  • the search spaces associated with the first search space group and the second search space group are the same or different.
  • search space group 1 configured in the R16 SSSG handover scheme is the same as the ID of the search space group 1 configured in the R17 SSSG handover scheme. If search space group 1 is off in the R16 SSSG handover scheme If the search space 5-7 is associated, the search space group 1 in the R17 SSSG handover solution also needs to associate the search space 5-7.
  • Part 3 Combination of R17 PDCCH skipping and partial bandwidth (Bandwidth Part, BWP) timer (corresponding to the above at least two kinds of channel monitoring information including PDCCH skipping information and state change information of partial bandwidth inactivation timer), the scheme includes the following at least one of:
  • the terminal performs at least one of the following:
  • Terminate the skipping duration that is, the terminal stops skipping the PDCCH monitoring behavior.
  • the terminal stops skipping the PDCCH monitoring behavior.
  • the terminal clearing the remaining skipped PDCCH monitoring duration.
  • skipping duration and BWP inactivity (inactive) timer starts or restarts, the terminal continues (runs) the current skipping duration.
  • the above terminal continues to run the skipped PDCCH monitoring duration.
  • Part 4 The combination of the R17 SSSG switching scheme and the BWP timer (corresponding to the above at least two kinds of channel monitoring information including the first type of search space group switching information and the state change information of the partial bandwidth inactivation timer), the scheme includes at least one of the following one:
  • the terminal performs at least one of the following (corresponding to the first operation above):
  • the current search space group is no longer applied, and PDCCH monitoring on the current search space group is stopped.
  • monitoring behavior for example, an initial PDCCH monitoring behavior may be defined correspondingly after each BWP switchover, etc., which is not limited here.
  • the terminal may switch to the default search space group to perform corresponding monitoring behavior.
  • the terminal can continue to use the current search space group.
  • the R17 PDCCH skipping scheme is combined with the DRX-related timer (corresponding to the above-mentioned at least two kinds of channel monitoring information including PDCCH skipping information and the status change information of the DRX-related timer), including at least one of the following:
  • skipping duration when the DRX timer expires or is started or restarted, continue (run) the skipping duration, that is, the terminal continues to skip PDCCH monitoring.
  • skipping duration when the DRX timer is started or restarted, stop the skipping duration, that is, the terminal stops skipping PDCCH monitoring. Corresponding to the foregoing terminal clearing the remaining skipped PDCCH monitoring duration.
  • the R17 SSSG switching scheme is combined with the DRX-related timer (corresponding to the above-mentioned at least two kinds of channel monitoring information including the first type of search space group switching information and the state change information of the DRX-related timer), the scheme includes at least one of the following :
  • the above-mentioned DRX timer includes: at least one of DRX onduration (duration) timer, DRX inactivity (inactivity) timer, DRX retransmission (retransmission) timer, and DRX RTT (round trip delay) timer.
  • this solution can realize channel monitoring for multiple channel monitoring information. Specifically, this solution provides a combination of the R16 SSSG switching solution and the R17 PDCCH monitoring adaptation solution, and clarifies the related behavior of the UE for PDCCH monitoring, improving communication performance.
  • the channel monitoring method provided in the embodiment of the present application may be executed by a channel monitoring device.
  • the channel monitoring device provided in the embodiment of the present application is described by taking the channel monitoring device executing the channel monitoring method as an example.
  • the embodiment of the present application provides a channel monitoring device, as shown in FIG. 10 , including:
  • the first acquiring module 101 is configured to acquire at least two kinds of channel monitoring information
  • the first execution module 102 is configured to perform operations related to physical downlink control channel PDCCH monitoring according to the at least two kinds of channel monitoring information;
  • the at least two kinds of channel monitoring information include at least two of the following:
  • the first type of search space group switching information includes: the first type of search space group switching indication information, the state information of the first type of search space group switching timer and the first type of search space group Switch at least one item of related configuration information;
  • the second type of search space group switching information includes: the second type of search space group switching indication information, the state information of the second type of search space group switching timer and the second type of search space group Switch at least one item of related configuration information;
  • the state change information of the discontinuous reception DRX related timer is the state change information of the discontinuous reception DRX related timer.
  • the PDCCH skipping information satisfies at least one of the following: the PDCCH skipping information is not supported outside the COT Application; support the application of the PDCCH skipping information within the COT and outside the COT; support the application of the PDCCH skipping information outside the COT if the first condition is met, wherein the first condition is the same as skipping PDCCH monitoring
  • the length of the duration is related to at least one item of network-side equipment configuration information; wherein, the skipped PDCCH monitoring duration is obtained according to the PDCCH skip information.
  • the PDCCH skipping information applied within the COT and the PDCCH skipping information applied outside the COT meet at least one of the following: the corresponding configured skip PDCCH monitoring durations are different; The types of PDCCH passed are different.
  • the at least two kinds of channel monitoring information include the PDCCH skipping information and In the case of the second type of search space group switching information, the PDCCH skip information and the second type of search space group switching information satisfy at least one of the following:
  • the PDCCH skip information is not applied during activation of search space group #0 in the second type of search space group;
  • the PDCCH skip information is applied during activation of search space group #1 in the second type of search space group.
  • the first type of search space group switching information and the second type of search space group switching information satisfies at least one of the following:
  • the switching information of the first type of search space group is not applied during the activation of search space group #0 in the second type of search space group;
  • the switching information of the first type of search space group is applied during activation of search space group #1 in the second type of search space group.
  • the first execution module 102 is further configured to: when the at least two types of channel monitoring information include the first type of search space group switching information and the second type of search space group switching information, in the During the activation of search space group #0 in the second type of search space group, suspend or stop running the first type of search space group switching timer; wherein, the first type of search space group switching information includes: the first type of search space group Toggle timer status information.
  • the first execution module 102 is further configured to: monitor the PDCCH on a third search space, where the third search space is an activated search space group in the first type of search space group and/or a second type of search space group The search space associated with the active search space group in the space group.
  • the first search space group is the same as or different from the associated search space in the second search space group; wherein, the identifiers of the first search space group and the second search space group are the same, and the first search space group is The search space group associated with the first-type search space group switching information, and the second search space group is the search space group associated with the second-type search space group switching information.
  • the execution related to PDCCH monitoring according to the at least two kinds of channel monitoring information includes at least one of the following: (1) In the case where the terminal obtains the search space group switching information within the duration of skipping PDCCH monitoring, according to The search space group switching information is switched to the target search space group, and the PDCCH monitoring on the target search space group is performed at or after the end of the skip PDCCH monitoring duration; (2) when skipping the PDCCH monitoring During the duration, when the terminal acquires the search space group switching information, at or after the end of the skip PDCCH monitoring duration, switch to the target search space group according to the search space group switching information; (3) During the duration of skipping PDCCH monitoring, suspend the operation of the search space group switching timer, and resume the operation of the search space group switching timer when or after the end of the skipping PDCCH monitoring duration; (4 ) During the duration of skipping PDCCH monitoring
  • the first type of search space group switching information satisfies one of the following items: (1) does not Supporting the application of the first type of search space group switching information outside the COT; (2) supporting the application of the first type of search space group switching information within the COT and outside the COT; (3) when the second condition is met, Supporting the application of the first type of search space group switching information outside the COT, wherein the second condition is at least one of the search space group associated with the first type of search space group switching information and network side device configuration information item related.
  • the first type of search space group switching information when the at least two types of channel monitoring information include the first type of search space group switching information and the second type of search space group switching information, the first type of search space group switching The information and the second type of search space group switching information satisfy at least one of the following: (1) the first type of search space group switching information and the second type of search space group switching information cannot be applied at the same time; (2) the first type of search space group switching information cannot be applied simultaneously; One type of search space group switching information and the second type of search space group switching information can be applied simultaneously.
  • the performing operations related to PDCCH monitoring according to the at least two kinds of channel monitoring information includes: obtaining the first type of search space group switching information and the second In the case of search space group switching information of the same type, apply the first type of search space group switching information and the second type of search space group switching information at the same time, or apply the first type Any one of the search space group switching information and the second type of search space group switching information.
  • the first type of search space group switching information and the second type of search space group switching information cannot be applied at the same time, including: applying the target search space group switching information obtained at the current moment, and stopping the application of the current Search space group switching information of a type different from the target search space group switching information obtained before time; wherein the target search space group switching information is the first type of search space group switching information or the second type Search space group switching information.
  • the terminal determines to monitor the first target search space according to at least one of the first-type search space group switching information and the second-type search space group switching information, Listening to the PDCCH on the first target search space; (2) The terminal determines not to monitor the second target according to at least one of the first type of search space group switching information and the second type of search space group switching information In the case of a search space, the PDCCH on the second target search space is not monitored.
  • the at least two types of channel monitoring information include the PDCCH skipping information and the state change information of the partial bandwidth inactivation timer
  • performing operations related to PDCCH monitoring including at least one of the following: (1) Clearing the remaining skipped PDCCH monitoring when the partial bandwidth inactivation timer expires within the duration of skipping PDCCH monitoring duration, and/or switch to the default search space group; (2) in the case of skipping the PDCCH monitoring duration, the partial bandwidth inactivation timer is started or restarted, continue to run the skipping PDCCH monitoring duration ;
  • the skipping PDCCH monitoring duration is obtained according to the PDCCH skipping information
  • the default search space group is obtained according to the first type of search space group switching information or the second type of search space group switching information of.
  • the said at least two kinds of channel monitoring information when the at least two kinds of channel monitoring information include the switching information of the first type of search space group and the state change information of the partial bandwidth inactivation timer, the said at least two kinds of channel monitoring information , performing operations related to PDCCH monitoring, including at least one of the following: (1) performing a first operation when the partial bandwidth inactivation timer expires; (2) performing the first operation when the partial bandwidth inactivation timer expires; In the case of startup or restart, continue to apply the current search space group; Wherein, the first operation includes at least one of the following: switching to the default search space group; restarting the first type of search space group switching timer; continuing to apply the current search space group; continuing to run the first type of search space group switching timer ; Wherein, the current search space group and the default search space group are obtained according to the switching information of the first type of search space group.
  • performing Operations related to PDCCH monitoring include at least one of the following: (1) In the case of skipping the PDCCH monitoring duration and the DRX-related timer expires, continue to run the skipping PDCCH monitoring duration; (2 ) In the case of skipping the PDCCH monitoring duration, when the DRX-related timer is started or restarted, continue to run the skipping PDCCH monitoring duration, or clear the remaining skipping PDCCH monitoring duration; wherein, The skipping PDCCH monitoring duration is obtained according to the PDCCH skipping information.
  • performing Operations related to PDCCH monitoring include at least one of the following: (1) when the DRX-related timer is started or restarted, continue to apply the current search space group, or switch to the default search space group; When the DRX-related timer expires, continue to apply the current search space group, or switch to the default search space group; wherein, the current search space group and the default search space group are switched according to the first type of search space group information obtained.
  • performing operations related to PDCCH monitoring according to the at least two kinds of channel monitoring information includes: adopting a first method, performing operations related to PDCCH monitoring according to the at least two kinds of channel monitoring information ;
  • the first manner includes at least one of the following: a manner of network configuration indication; a manner of reservation indication; a manner of pre-configuration indication.
  • the channel monitoring device obtained in the embodiment of the present application obtains at least two types of channel monitoring information through the terminal; according to the at least two types of channel monitoring information, it performs operations related to physical downlink control channel PDCCH monitoring; it can support the realization of multiple channels
  • the channel monitoring of the monitoring information clarifies the relevant behavior of the UE to monitor the PDCCH, and improves the communication performance.
  • the channel monitoring apparatus in the embodiment of the present application may be an electronic device, such as an electronic device with an operating system, or a component in the electronic device, such as an integrated circuit or a chip.
  • the electronic device It can be a terminal or other equipment besides a terminal.
  • the terminal may include but not limited to the types of terminal 11 listed above, and other devices may be servers, network attached storage (Network Attached Storage, NAS), etc., which are not specifically limited in this embodiment of the present application.
  • NAS Network Attached Storage
  • the channel monitoring device provided by the embodiment of the present application can realize each process realized by the method embodiment in FIG. 2 and achieve the same technical effect. To avoid repetition, details are not repeated here.
  • the embodiment of the present application also provides a channel monitoring device, as shown in FIG. 11 , including:
  • the first configuration module 111 is configured to configure the terminal to perform operations related to physical downlink control channel PDCCH monitoring according to at least two kinds of channel monitoring information;
  • the at least two kinds of channel monitoring information include at least two of the following:
  • the first type of search space group switching information includes: the first type of search space group switching indication information, the state information of the first type of search space group switching timer and the first type of search space group Switch at least one item of related configuration information;
  • the second type of search space group switching information includes: the second type of search space group switching indication information, the state information of the second type of search space group switching timer and the second type of search space group Switch at least one item of related configuration information;
  • the state change information of the discontinuous reception DRX related timer is the state change information of the discontinuous reception DRX related timer.
  • the first configuration module configures the PDCCH skipping information to meet at least one of the following: does not support the The PDCCH skip information is applied outside the COT; the PDCCH skip information is supported to be applied inside the COT and outside the COT; when the first condition is met, the PDCCH skip information is supported to be applied outside the COT, wherein the first A condition is related to at least one of the length of the skipped PDCCH monitoring duration and network-side device configuration information; wherein, the skipped PDCCH monitoring duration is obtained according to the PDCCH skipping information.
  • the PDCCH skipping information applied within the COT and the PDCCH skipping information applied outside the COT satisfy at least one of the following: skipping the PDCCH monitoring duration configured by the first configuration module Different; the types of PDCCHs supported to be skipped are different.
  • the PDCCH skipping information and the second type of search space group switching information Handover information meets at least one of the following:
  • the PDCCH skip information is not applied during activation of search space group #0 in the second type of search space group;
  • the PDCCH skip information is applied during activation of search space group #1 in the second type of search space group.
  • the first type of search space group switching information and the second type of search space group switching information satisfies at least one of the following:
  • the switching information of the first type of search space group is not applied during the activation of search space group #0 in the second type of search space group;
  • the switching information of the first type of search space group is applied during activation of search space group #1 in the second type of search space group.
  • the first configuration module configures the same or different search spaces associated with the first search space group and the second search space group; wherein, the identifiers of the first search space group and the second search space group are the same, and the The first search space group is a search space group associated with the first type of search space group switching information, and the second search space group is a search space group associated with the second type of search space group switching information.
  • the configuration terminal executes the PDCCH monitoring related information according to the at least two kinds of channel monitoring information
  • the operation includes configuring at least one of the following: (1) In the case where the terminal obtains the search space group switching information within the duration of skipping PDCCH monitoring, the terminal switches to the search space group switching information according to the search space group switching information Target search space group, and perform PDCCH monitoring on the target search space group when the skip PDCCH monitoring duration ends or after; (2) During the skip PDCCH monitoring duration, the terminal acquires In the case of the search space group switching information, the terminal switches to the target search space group according to the search space group switching information at or after the end of the skip PDCCH monitoring duration; (3) after skipping During the duration of PDCCH monitoring, the terminal suspends the search space group switching schedule timer, and resume the operation of the search space group switching timer at or after the end of the skip PDCCH monitoring duration; (4) within the following: (1) In the case where the terminal obtains the search space group switching information within the duration of skipping PDCCH monitoring, the terminal
  • the first configuration module configures the first type of search space group switching information to satisfy the following One item: (1) does not support the application of the first type of search space group switching information outside the COT; (2) supports the application of the first type of search space group switching information inside and outside the COT; (3) meets the requirements of In the case of the second condition, support the application of the first type of search space group switching information outside the COT, where the second condition is associated with the first type of search space group switching information and the network side At least one item of device configuration information is related.
  • the first configuration module configures the The first type of search space group switching information and the second type of search space group switching information meet at least one of the following: (1) The first type of search space group switching information and the second type of search space group switching information cannot be applied at the same time ; (2) The first type of search space group switching information and the second type of search space group switching information can be applied simultaneously.
  • the configuration terminal performs operations related to PDCCH monitoring according to at least two kinds of channel monitoring information, including: the configuration of the first configuration module: the terminal obtains the first type of search space in the same time unit In the case of group switching information and the group switching information of the second type of search space, the terminal applies the group switching information of the first type of search space and the group switching information of the second type of search space at the same time, or applies the group switching information of the second type of search space Any one of one type of search space group switching information and the second type of search space group switching information.
  • the first type of search space group switching information and the second type of search space group switching information cannot be applied at the same time, including: the terminal applies the target search space group switching information obtained at the current moment, and Stop applying the target search space obtained before the current moment
  • the group switching information is different types of search space group switching information; wherein, the target search space group switching information is the first type of search space group switching information or the second type of search space group switching information.
  • the configuration terminal performs operations related to PDCCH monitoring according to at least two kinds of channel monitoring information , including configuring at least one of the following: (1) When the terminal determines to monitor the first target search space according to at least one of the first-type search space group switching information and the second-type search space group switching information , the terminal monitors the PDCCH on the first target search space; (2) the terminal determines whether to In the case of monitoring the second target search space, the terminal does not monitor the PDCCH on the second target search space.
  • the configuration terminal when the at least two kinds of channel monitoring information include the PDCCH skipping information and the state change information of the partial bandwidth inactivation timer, the configuration terminal according to the at least two kinds of channel monitoring information , performing operations related to PDCCH monitoring, including configuring at least one of the following: (1) When the partial bandwidth inactivation timer expires within the duration of skipping PDCCH monitoring, the terminal clears the remaining Skip the PDCCH monitoring duration, and/or switch to the default search space group; (2) In the case of skipping the PDCCH monitoring duration and the partial bandwidth inactivation timer starts or restarts, the terminal continues to run the The skipping PDCCH monitoring duration; wherein, the skipping PDCCH monitoring duration is obtained according to the PDCCH skipping information; the default search space group is based on the first type of search space group switching information or the second Class search space group switching information obtained.
  • the configuration terminal when the at least two kinds of channel monitoring information include the switching information of the first type of search space group and the state change information of the partial bandwidth inactivation timer, the configuration terminal according to the at least two kinds of channel monitoring information , performing operations related to PDCCH monitoring, including configuring at least one of the following: (1) when the partial bandwidth inactivation timer expires, the terminal performs the first operation; (2) in the partial bandwidth When the inactive timer is started or restarted, the terminal continues to apply the current search space group; wherein, the first operation includes at least one of the following: switching to the default search space group; restarting the first type of search space group switching timer; continue to apply the current search space group; continue to run the first type of search space group switching timer; wherein, the current search space group and the default search space group are obtained according to the first type of search space group switching information .
  • the configuring terminal performs Operations related to PDCCH monitoring include configuring at least one of the following: (1) When the DRX-related timer expires within the duration of skipping PDCCH monitoring, the terminal continues to run the skipping PDCCH monitoring duration (2) In the case of skipping the PDCCH monitoring duration, the DRX-related timer is started or restarted, the terminal continues to run the skipping PDCCH monitoring duration, or the terminal clears the remaining Skip the PDCCH monitoring duration; wherein, the skipping the PDCCH monitoring duration is obtained according to the PDCCH skipping information.
  • the configuring terminal performs Operations related to PDCCH monitoring include configuring at least one of the following: (1) When the DRX-related timer is started or restarted, the terminal continues to apply the current search space group, or switches to the default search space group; ( 2) When the DRX-related timer expires, the terminal continues to apply the current search space group, or switches to the default search space group; wherein, the current search space group and the default search space group are based on the The first type of search space group switching information is obtained.
  • the channel monitoring device configureds the terminal according to at least two kinds of channel monitoring information through the network side equipment, and performs operations related to the physical downlink control channel PDCCH monitoring; it can support channel monitoring for multiple channel monitoring information, Clarify the relevant behavior of UE monitoring PDCCH to improve communication performance.
  • the channel monitoring apparatus in this embodiment of the present application may be an electronic device, such as an electronic device with an operating system, or a component in the electronic device, such as an integrated circuit or a chip.
  • the electronic device may be a terminal, or other devices other than the terminal.
  • the terminal may include, but not limited to, the types of terminal 11 listed above, and other devices may be servers, Network Attached Storage (NAS), etc., which are not specifically limited in this embodiment of the present application.
  • NAS Network Attached Storage
  • the channel monitoring device provided in the embodiment of the present application can realize each process realized by the method embodiment in FIG. 3 and achieve the same technical effect. To avoid repetition, details are not repeated here.
  • this embodiment of the present application also provides a communication device 120, including A processor 121 and a memory 122, the memory 122 stores programs or instructions that can run on the processor 121, for example, when the communication device 120 is a terminal, when the program or instructions are executed by the processor 121, the above-mentioned terminal side
  • a communication device 120 including A processor 121 and a memory 122
  • the memory 122 stores programs or instructions that can run on the processor 121, for example, when the communication device 120 is a terminal, when the program or instructions are executed by the processor 121, the above-mentioned terminal side
  • Each step of the embodiment of the channel monitoring method can achieve the same technical effect.
  • the communication device 120 is a network-side device, when the program or instruction is executed by the processor m01, the various steps of the above-mentioned embodiment of the channel monitoring method on the network-side device side are implemented, and the same technical effect can be achieved. In order to avoid repetition, it is not repeated here Let me repeat.
  • the embodiment of the present application also provides a terminal, including a processor and a communication interface, and the processor is used to obtain at least two kinds of channel monitoring information; according to the at least two kinds of channel monitoring information, (through the communication interface) perform and physical downlink control Channel PDCCH monitoring related operations.
  • This terminal embodiment corresponds to the above-mentioned terminal-side method embodiment, and each implementation process and implementation mode of the above-mentioned method embodiment can be applied to this terminal embodiment, and can achieve the same technical effect.
  • FIG. 13 is a schematic diagram of a hardware structure of a terminal implementing an embodiment of the present application.
  • the terminal 130 includes, but is not limited to: a radio frequency unit 131, a network module 132, an audio output unit 133, an input unit 134, a sensor 135, a display unit 136, a user input unit 137, an interface unit 138, a memory 139, and a processor 1310. At least some parts.
  • the terminal 130 can also include a power supply (such as a battery) for supplying power to various components, and the power supply can be logically connected to the processor 1310 through the power management system, so as to manage charging, discharging, and power consumption through the power management system. Management and other functions.
  • a power supply such as a battery
  • the terminal structure shown in FIG. 13 does not constitute a limitation on the terminal.
  • the terminal may include more or fewer components than shown in the figure, or combine some components, or arrange different components, which will not be repeated here.
  • the input unit 134 may include a graphics processing unit (Graphics Processing Unit, GPU) 1341 and a microphone 1342, and the graphics processor 1341 is used in the video capture mode or the image capture mode by the image capture device (such as the image data of the still picture or video obtained by the camera) for processing.
  • the display unit 136 may include a display panel 1361, and the display panel 1361 may be configured in the form of a liquid crystal display, an organic light emitting diode, or the like.
  • the user input unit 137 includes at least one of a touch panel 1371 and other input devices 1372 .
  • the touch panel 1371 is also called a touch screen.
  • the touch panel 1371 may include two parts, a touch detection device and a touch controller.
  • Other input devices 1372 may include, but are not limited to, physical keyboards, function keys (such as volume control keys, switch keys, etc.), trackballs, mice, and joysticks, which will not be repeated here.
  • the radio frequency unit 131 may transmit it to the processor 1310 for processing; in addition, the radio frequency unit 131 may send the uplink data to the network side device.
  • the radio frequency unit 131 includes, but is not limited to, an antenna, an amplifier, a transceiver, a coupler, a low noise amplifier, a duplexer, and the like.
  • the memory 139 can be used to store software programs or instructions as well as various data.
  • the memory 139 may mainly include a first storage area for storing programs or instructions and a second storage area for storing data, wherein the first storage area may store an operating system, an application program or instructions required by at least one function (such as a sound playing function, image playback function, etc.), etc.
  • memory 139 may include volatile memory or nonvolatile memory, or, memory 139 may include both volatile and nonvolatile memory.
  • the non-volatile memory can be read-only memory (Read-Only Memory, ROM), programmable read-only memory (Programmable ROM, PROM), erasable programmable read-only memory (Erasable PROM, EPROM), electronically programmable Erase Programmable Read-Only Memory (Electrically EPROM, EEPROM) or Flash.
  • ROM Read-Only Memory
  • PROM programmable read-only memory
  • Erasable PROM Erasable PROM
  • EPROM erasable programmable read-only memory
  • Electrical EPROM Electrical EPROM
  • EEPROM electronically programmable Erase Programmable Read-Only Memory
  • Volatile memory can be random access memory (Random Access Memory, RAM), 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, DDRSDRAM), 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, DRRAM).
  • RAM Random Access Memory
  • SRAM static random access memory
  • DRAM dynamic random access memory
  • DRAM synchronous dynamic random access memory
  • SDRAM double data rate synchronous dynamic random access memory
  • Double Data Rate SDRAM Double Data Rate SDRAM
  • DDRSDRAM double data rate synchronous dynamic random access memory
  • Enhanced SDRAM, ESDRAM enhanced synchronous dynamic random access memory
  • Synch link DRAM , SLDRAM
  • Direct Memory Bus Random Access Memory Direct Rambus
  • the processor 1310 may include one or more processing units; optionally, the processor 1310 integrates an application processor and a modem processor, wherein the application processor mainly processes operations related to the operating system, user interface, and application programs, etc., Modem processors mainly process wireless communication signals, such as baseband processors. It can be understood that the foregoing modem processor may not be integrated into the processor 1310 .
  • the processor 1310 is configured to acquire at least two kinds of channel monitoring information
  • the radio frequency unit 131 perform operations related to physical downlink control channel PDCCH monitoring
  • the at least two kinds of channel monitoring information include at least two of the following:
  • the first type of search space group switching information includes: the first type of search space group switching indication information, the state information of the first type of search space group switching timer and the first type of search space group Switch at least one item of related configuration information;
  • the second type of search space group switching information includes: the second type of search space group switching indication information, the state information of the second type of search space group switching timer and the second type of search space group Switch at least one item of related configuration information;
  • the state change information of the discontinuous reception DRX related timer is the state change information of the discontinuous reception DRX related timer.
  • the terminal provided in the embodiment of the present application obtains at least two kinds of channel monitoring information through the terminal; according to the at least two kinds of channel monitoring information, performs operations related to physical downlink control channel PDCCH monitoring; it can support the realization of multiple channel monitoring information channel monitoring, clarify the UE's behaviors related to PDCCH monitoring, and improve communication performance.
  • the PDCCH skipping information satisfies at least one of the following:
  • the PDCCH skipping information is supported to be applied outside the COT, wherein the first condition is related to skipping at least one of the length of the PDCCH monitoring duration and network side device configuration information;
  • the skipping PDCCH monitoring duration is obtained according to the PDCCH skipping information.
  • the PDCCH skipping information applied within the COT and the PDCCH skipping information applied outside the COT satisfy at least one of the following:
  • the corresponding configured skip PDCCH monitoring durations are different;
  • search spaces associated with the first search space group and the second search space group are the same or different;
  • the identifiers of the first search space group and the second search space group are the same, the first search space group is the search space group associated with the switching information of the first type of search space group, and the second search space group The group is the search space group associated with the second type of search space group switching information.
  • performing operations related to PDCCH monitoring according to the at least two types of channel monitoring information include the PDCCH skipping information and search space group switching information, performing operations related to PDCCH monitoring according to the at least two types of channel monitoring information, include at least one of the following:
  • the terminal acquires the search space group switching information, switch to the target search space group according to the search space group switching information, and skip the PDCCH listening duration performing PDCCH monitoring on said set of target search spaces at or after the end;
  • the terminal obtains the search space group switching information within the skipped PDCCH monitoring duration, at or after the end of the skipped PDCCH monitoring duration, switch to the search space group switching information according to the search space group switching information target search space group;
  • the terminal During the duration of skipping PDCCH monitoring, if the terminal obtains the search space group switching information, it switches to the target search space group according to the search space group switching information, and performs the operation on the target search space group PDCCH monitoring;
  • the search space group switching information includes: at least one of the first type of search space group switching information and the second type of search space group switching information, and the skipping PDCCH monitoring duration is based on the obtained from the above PDCCH skipping information.
  • the first type of search space group switching information satisfies the following item:
  • the first type of search space group switching information is supported to be applied outside the COT, where the second condition is related to the search space group switching information of the first type.
  • the index space group and at least one item of network side device configuration information are related.
  • the first type of search space group switching information and the second type of search space group switching information satisfies at least one of the following:
  • the first type of search space group switching information and the second type of search space group switching information cannot be applied at the same time;
  • the first type of search space group switching information and the second type of search space group switching information can be applied simultaneously.
  • performing operations related to PDCCH monitoring according to the at least two kinds of channel monitoring information includes:
  • the terminal acquires the first type of search space group switching information and the second type of search space group switching information within the same time unit, simultaneously apply the first type of search space group switching information and the The second type of search space group switching information, or apply any one of the first type of search space group switching information and the second type of search space group switching information.
  • the first type of search space group switching information and the second type of search space group switching information cannot be applied at the same time, including:
  • the target search space group switching information is the first type of search space group switching information or the second type of search space group switching information.
  • the execution related to PDCCH monitoring operations including at least one of the following:
  • the terminal determines not to monitor the second target search space according to at least one of the first-type search space group switching information and the second-type search space group switching information, the terminal does not monitor the PDCCH on the second target search space.
  • performing Operations related to PDCCH monitoring include at least one of the following:
  • the skipped PDCCH monitoring duration when the partial bandwidth inactivation timer expires, clear the remaining skipped PDCCH monitoring duration, and/or switch to a default search space group;
  • skipping PDCCH monitoring duration when the partial bandwidth inactivation timer is started or restarted, continue to run the skipping PDCCH monitoring duration;
  • the skipping PDCCH monitoring duration is obtained according to the PDCCH skipping information; the default search space group is obtained according to the first type of search space group switching information or the second type of search space group switching information .
  • the Monitoring information performing operations related to PDCCH monitoring, including at least one of the following:
  • the first operation includes at least one of the following:
  • the current search space group and the default search space group are obtained according to the switching information of the first type of search space group.
  • the performing the communication with the PDCCH according to the at least two kinds of channel monitoring information Monitor related operations including at least one of the following:
  • skipping the PDCCH monitoring duration when the DRX-related timer is started or restarted, continue to run the skipping PDCCH monitoring duration, or clear the remaining skipping PDCCH monitoring duration;
  • the skipping PDCCH monitoring duration is obtained according to the PDCCH skipping information.
  • the at least two types of channel monitoring information include the first type of search space group switching information and the state change information of the DRX-related timer
  • the at least two types of channel monitoring information performing operations related to PDCCH monitoring, including at least one of the following:
  • the current search space group and the default search space group are obtained according to the switching information of the first type of search space group.
  • performing operations related to PDCCH monitoring according to the at least two kinds of channel monitoring information includes:
  • the first method includes at least one of the following:
  • this solution can realize channel monitoring for various channel monitoring information, clarify the relevant behavior of the UE for PDCCH monitoring, and improve communication performance.
  • the embodiment of the present application also provides a network side device, including a processor and a communication interface, and the processor is configured to configure the terminal to perform monitoring related to the physical downlink control channel PDCCH according to at least two kinds of channel monitoring information through the communication interface operate.
  • the embodiment of the network side equipment is the same as the above network
  • each implementation process and implementation mode of the above-mentioned method embodiment can be applied to the embodiment of the network-side device, and can achieve the same technical effect.
  • the embodiment of the present application also provides a network side device.
  • the network side device 140 includes: an antenna 141 , a radio frequency device 142 , a baseband device 143 , a processor 144 and a memory 145 .
  • the antenna 141 is connected to the radio frequency device 142 .
  • the radio frequency device 142 receives information through the antenna 141, and sends the received information to the baseband device 143 for processing.
  • the baseband device 143 processes the information to be sent and sends it to the radio frequency device 142
  • the radio frequency device 142 processes the received information and sends it out through the antenna 141 .
  • the method performed by the network side device in the above embodiments may be implemented in the baseband device 143, where the baseband device 143 includes a baseband processor.
  • the baseband device 143 can include at least one baseband board, for example, a plurality of chips are arranged on the baseband board, as shown in FIG.
  • the program executes the network device operations shown in the above method embodiments.
  • the network side device may also include a network interface 146, such as a common public radio interface (common public radio interface, CPRI).
  • a network interface 146 such as a common public radio interface (common public radio interface, CPRI).
  • the network side device 140 in the embodiment of the present application further includes: instructions or programs stored in the memory 145 and executable on the processor 144, and the processor 144 calls the instructions or programs in the memory 145 to execute the The method of module execution achieves the same technical effect, so in order to avoid repetition, it is not repeated here.
  • the embodiment of the present application also provides a readable storage medium, on which a program or instruction is stored, and when the program or instruction is executed by a processor, each process of the above-mentioned channel monitoring method embodiment is realized, and the same To avoid repetition, the technical effects will not be repeated here.
  • the processor is the processor in the terminal described in the foregoing embodiments.
  • the readable storage medium includes a computer-readable storage medium, such as a computer read-only memory ROM, a random access memory RAM, a magnetic disk or an optical disk, and the like.
  • the embodiment of the present application further provides a chip, the chip includes a processor and a communication interface, the communication interface is coupled to the processor, and the processor is used to run programs or instructions to implement the above channel monitoring method embodiment Each process, and can achieve the same technical effect, in order to avoid duplication, I won't go into details here.
  • the chip mentioned in the embodiment of the present application may also be called a system-on-chip, a system-on-chip, a system-on-a-chip, or a system-on-a-chip.
  • the embodiment of the present application further provides a computer program/program product, the computer program/program product is stored in a storage medium, and the computer program/program product is executed by at least one processor to implement the above channel monitoring method embodiment
  • a computer program/program product is stored in a storage medium
  • the computer program/program product is executed by at least one processor to implement the above channel monitoring method embodiment
  • the embodiment of the present application also provides a channel monitoring system, including: a terminal and a network side device, the terminal can be used to perform the steps of the channel monitoring method on the terminal side as described above, and the network side device can be used to perform the above steps The steps of the channel monitoring method on the network side device side described above.
  • the term “comprising”, “comprising” or any other variation thereof is intended to cover a non-exclusive inclusion such that a process, method, article or apparatus comprising a set of elements includes not only those elements, It also includes other elements not expressly listed, or elements inherent in the process, method, article, or device. Without further limitations, an element defined by the phrase “comprising a " does not preclude the presence of additional identical elements in the process, method, article, or apparatus comprising that element.
  • the scope of the methods and devices in the embodiments of the present application is not limited to performing functions in the order shown or discussed, and may also include performing functions in a substantially simultaneous manner or in reverse order according to the functions involved. Functions are performed, for example, the described methods may be performed in an order different from that described, and various steps may also be added, omitted, or combined. Additionally, features described with reference to certain examples may be combined in other examples.
  • the methods of the above embodiments can be implemented by means of software plus a necessary general-purpose hardware platform, and of course also by hardware, but in many cases the former is better implementation.
  • the technical solution of the present application can be embodied in the form of computer software products, which are stored in a storage medium (such as ROM/RAM, magnetic disk, etc.) , CD-ROM), including several instructions to make a terminal (which may be a mobile phone, a computer, a server, an air conditioner, or a network device, etc.) execute the methods described in the various embodiments of the present application.

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

Abstract

La présente demande se rapporte au domaine technique des communications. Sont divulgués un procédé de surveillance de canal, un terminal et un dispositif côté réseau. Le procédé dans les modes de réalisation de la présente demande consiste : à acquérir, par un terminal, au moins deux types d'informations de surveillance de canal ; et selon lesdits deux types d'informations de surveillance de canal, à exécuter une opération relative à la surveillance de PDCCH, lesdits deux types d'informations de surveillance de canal comprenant au moins deux des éléments suivants : des informations de saut de PDCCH, des informations de COT, un premier type d'informations de commutation de groupe d'espaces de recherche, un second type d'informations de commutation de groupe d'espaces de recherche, des informations de changement d'état d'un chronomètre d'inactivité de BWP, et des informations de changement d'état d'un chronomètre associé à DRX.
PCT/CN2023/073656 2022-01-29 2023-01-29 Procédé de surveillance de canal, terminal et dispositif côté réseau WO2023143550A1 (fr)

Applications Claiming Priority (4)

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CN202210112896 2022-01-29
CN202210112896.7 2022-01-29
CN202211351238.XA CN116566565A (zh) 2022-01-29 2022-10-31 信道监听方法、终端及网络侧设备
CN202211351238.X 2022-10-31

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Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113453322A (zh) * 2020-03-27 2021-09-28 展讯通信（上海）有限公司 物理下行控制信道监听方法、用户终端及可读存储介质
CN113453354A (zh) * 2020-03-27 2021-09-28 展讯通信（上海）有限公司 物理下行控制信道监听方法、用户终端及可读存储介质
WO2022002250A1 (fr) * 2020-07-03 2022-01-06 维沃移动通信有限公司 Procédé de surveillance de pdcch, et dispositif associé

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113453322A (zh) * 2020-03-27 2021-09-28 展讯通信（上海）有限公司 物理下行控制信道监听方法、用户终端及可读存储介质
CN113453354A (zh) * 2020-03-27 2021-09-28 展讯通信（上海）有限公司 物理下行控制信道监听方法、用户终端及可读存储介质
WO2022002250A1 (fr) * 2020-07-03 2022-01-06 维沃移动通信有限公司 Procédé de surveillance de pdcch, et dispositif associé

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