WO2022133720A1 - Procédé et appareil de détermination de type de message de téléavertissement, et dispositif de communication et support de stockage - Google Patents

Procédé et appareil de détermination de type de message de téléavertissement, et dispositif de communication et support de stockage Download PDF

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Publication number
WO2022133720A1
WO2022133720A1 PCT/CN2020/138280 CN2020138280W WO2022133720A1 WO 2022133720 A1 WO2022133720 A1 WO 2022133720A1 CN 2020138280 W CN2020138280 W CN 2020138280W WO 2022133720 A1 WO2022133720 A1 WO 2022133720A1
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Prior art keywords
trs
csi
paging message
type
occasion
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PCT/CN2020/138280
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English (en)
Chinese (zh)
Inventor
李艳华
付婷
Original Assignee
北京小米移动软件有限公司
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Application filed by 北京小米移动软件有限公司 filed Critical 北京小米移动软件有限公司
Priority to PCT/CN2020/138280 priority Critical patent/WO2022133720A1/fr
Priority to CN202080004111.3A priority patent/CN115211183A/zh
Publication of WO2022133720A1 publication Critical patent/WO2022133720A1/fr

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    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W72/00—Local resource management
    • H04W72/04—Wireless resource allocation

Definitions

  • the present application relates to the technical field of wireless communication, but is not limited to the technical field of wireless communication, and in particular, relates to a method, apparatus, communication device, and storage medium for determining a type of a paging message.
  • Whether to send the shared TRS/CRS to idle UEs or inactive UEs may be configured by the base station.
  • embodiments of the present disclosure provide a paging message type determination method, apparatus, communication device, and storage medium.
  • a method for determining a paging message type is provided, wherein, applied to a user equipment UE, the method includes:
  • the type of the paging message is determined.
  • the determining the type of the paging message based on the detected association information of the TRS/CSI-RS includes:
  • the type of the paging message is determined based on the detected transmission status of the TRS/CSI-RS.
  • the determining the type of the paging message based on the detected transmission state of the TRS/CSI-RS includes:
  • determining that the paging message is a first type of paging message In response to detecting the TRS/CSI-RS at the TRS/CSI-RS occasion, determining that the paging message is a first type of paging message;
  • the paging message of the first type includes: a paging message transmitted by using a downlink shared physical channel PDSCH, and the paging message of the second type includes at least a short message.
  • the method further includes:
  • the first type of paging message is received based on synchronization done through the TRS/CSI-RS.
  • the method further includes:
  • the paging message of the second type is received based on synchronization completed through a predetermined number of SSBs.
  • the method further includes:
  • Detecting the TRS/CSI-RS sent by the base station at the TRS/CSI-RS occasion includes:
  • the TRS/CSI-RS is detected at the TRS/CSI-RS occasion.
  • the receiving the first indication information includes at least one of the following:
  • Radio Resource Control RRC, Radio Resource Control
  • Receive downlink control information (DCI, Downlink Control Information) that carries the first indication information.
  • the method further includes:
  • the base station According to the second indication information, it is determined that the base station has the downlink paging message.
  • the receiving the second indication information includes at least one of the following:
  • PSS Power Saving Signal
  • disabled PSS wherein the time domain position of the PSS is before the time domain position of the TRS/CSI-RS opportunity
  • PEI Paging Advance Indication
  • disabled PEI wherein the time domain position of the PEI is before the time domain position of the TRS/CSI-RS opportunity.
  • the detecting the TRS/CSI-RS sent by the base station at the TRS/CSI-RS occasion includes:
  • the performing blind detection at the TRS/CSI-RS occasion includes at least one of the following:
  • blind detection is performed at the TRS/CSI-RS occasion
  • blind detection is performed at the TRS/CSI-RS occasion.
  • the determining the type of the paging message based on the detected association information of the TRS/CSI-RS includes:
  • the type of the paging message is determined based on the detected type of the TRS/CSI-RS.
  • the type of the paging message is determined based on the detected type of the TRS/CSI-RS, including:
  • the method further includes:
  • Detecting the TRS/CSI-RS sent by the base station at the TRS/CSI-RS occasion includes:
  • the type of the TRS/CSI-RS sent by the base station is detected at the TRS/CSI-RS occasion.
  • the receiving third indication information includes at least one of the following:
  • different types of the TRS/CSI-RS have different time domain resources
  • TRS/CSI-RS have different frequency domain resources
  • TRS/CSI-RS have different time domain offsets.
  • the TRS/CSI-RS occasion is not earlier than a paging occasion (PO, Paging Occasion) of the paging message in the time domain.
  • PO paging occasion
  • the TRS/CSI-RS occasion and the paging occasion have an overlapping portion in the time domain
  • a predetermined number of SSB cycles are spaced between the TRS/CSI-RS occasion and the paging occasion.
  • a method for determining a paging message type is provided, wherein, applied to a base station, the method includes:
  • the type of paging message is indicated by the TRS/CSI-RS at the TRS/CSI-RS occasion.
  • the passing of the TRS/CSI-RS at the TRS/CSI-RS occasion includes:
  • the type of the paging message is indicated by whether to transmit the TRS/CSI-RS at the TRS/CSI-RS occasion.
  • the type of the paging message is indicated by whether to transmit the TRS/CSI-RS at a TRS/CSI-RS occasion, including:
  • the paging message of the first type includes: a paging message transmitted by using a downlink shared physical channel PDSCH, and the paging message of the second type includes at least a short message.
  • the method further includes:
  • Send first indication information where the first indication information is used to indicate that the TRS/CSI-RS is available, and instruct the user equipment UE to detect the TRS/CSI-RS at the TRS/CSI-RS occasion .
  • the sending the first indication information includes at least one of the following:
  • the method further includes:
  • Send second indication information where the second indication information is used to indicate that the base station has the downlink paging message.
  • the sending the second indication information includes at least one of the following:
  • the method further includes:
  • a blind detection indication is sent, where the blind detection indication is used to instruct the UE to perform blind detection at the TRS/CSI-RS occasion.
  • the type of the paging message is indicated by the TRS/CSI-RS at the TRS/CSI-RS occasion, including:
  • Different types of the paging messages are indicated by sending different types of the TRS/CSI-RS.
  • the different types of paging messages are indicated by sending different types of the TRS/CSI-RS, including:
  • the first type of paging message is different from the second type of paging message.
  • the method further includes: sending third indication information, where the third indication information is used to instruct the base station to send the TRS/CSI-RS at the TRS/CSI-RS occasion.
  • the sending the third indication information includes at least one of the following:
  • different types of the TRS/CSI-RS have different time domain resources
  • TRS/CSI-RS have different frequency domain resources
  • TRS/CSI-RS have different time domain offsets.
  • the TRS/CSI-RS occasion is not earlier than the paging occasion of the paging message in the time domain.
  • the TRS/CSI-RS occasion and the paging occasion have an overlapping portion in the time domain
  • a predetermined number of SSB cycles are spaced between the TRS/CSI-RS occasion and the paging occasion.
  • a paging message type determination apparatus wherein, applied to user equipment UE, the apparatus includes: a detection module and a first determination module, wherein,
  • the detection module is configured to detect the TRS/CSI-RS sent by the base station at the TRS/CSI-RS timing
  • the first determining module is configured to determine the type of the paging message based on the detected association information of the TRS/CSI-RS.
  • the first determining module includes:
  • the first determining submodule is configured to determine the type of the paging message based on the detected transmission state of the TRS/CSI-RS.
  • the first determination submodule includes a first determination unit or a second determination unit; wherein:
  • a first determining unit configured to determine that the paging message is a first type of paging message in response to detecting the TRS/CSI-RS at the TRS/CSI-RS occasion;
  • a second determining unit configured to, in response to the TRS/CSI-RS not being detected at the TRS/CSI-RS occasion, determine that the paging message is a second type of paging message; wherein the first The type of paging message is different from the second type of paging message.
  • the paging message of the first type includes: a paging message transmitted by using a downlink shared physical channel PDSCH, and the paging message of the second type includes at least a short message.
  • the apparatus further comprises:
  • a first receiving module configured to, in response to determining that the paging message is a paging message of the first type, receive the paging message of the first type based on synchronization completed through the TRS/CSI-RS.
  • the apparatus further comprises:
  • a second receiving module configured to, in response to determining that the paging message is a paging message of the second type, receive the paging message of the second type based on synchronization completed through a predetermined number of SSBs.
  • the apparatus further includes:
  • a third receiving module configured to receive the first indication information
  • the detection module includes:
  • the first detection submodule is configured to detect the TRS/CSI-RS at the TRS/CSI-RS occasion in response to the first indication information indicating that the TRS/CSI-RS is available.
  • the third receiving module includes at least one of the following:
  • a first receiving submodule configured to receive a broadcast message carrying the first indication information
  • a second receiving sub-module configured to receive an RRC message carrying the first indication information
  • the third receiving sub-module is configured to receive the DCI carrying the first indication information.
  • the apparatus further comprises:
  • a fourth receiving module configured to receive the second indication information
  • the second determining module is configured to determine, according to the second indication information, that the base station has the downlink paging message.
  • the fourth receiving module includes at least one of the following:
  • a fourth receiving submodule configured to receive a PSS or the disabled PSS, wherein the time domain position of the PSS is before the time domain position of the TRS/CSI-RS opportunity;
  • the fifth receiving submodule is configured to receive PEI or the disabled PEI, wherein the time domain position of the PEI is before the time domain position of the TRS/CSI-RS opportunity.
  • the detection module includes:
  • the second detection submodule is configured to, in response to receiving the first indication information indicating that the TRS/CSI-RS is available, and the second indication information indicating that the base station has the downlink paging message, at The TRS/CSI-RS occasions are blindly detected.
  • the second detection submodule includes at least one of the following:
  • a first detection unit configured to perform blind detection at the TRS/CSI-RS timing based on the blind detection indication sent by the base station
  • the second detection unit is configured to perform blind detection at the TRS/CSI-RS timing based on the provisions of the communication protocol.
  • the first determining module includes:
  • the second determination submodule is configured to determine the type of the paging message based on the detected type of the TRS/CSI-RS.
  • the second determination submodule includes a third determination unit or a fourth determination unit; wherein:
  • a third determining unit configured to determine that the paging message is a paging message of the first type in response to detecting the TRS/CSI-RS of the first type at the TRS/CSI-RS occasion;
  • a fourth determining unit configured to determine that the paging message is a paging message of the second type in response to detecting the TRS/CSI-RS of the second type at the TRS/CSI-RS occasion; wherein the first One type of TRS/CSI-RS is different from the second type of TRS/CSI-RS, and the first type of paging message is different from the second type of paging message.
  • the apparatus further comprises:
  • a fifth receiving module configured to receive the third indication information
  • a third determining module configured to determine, according to the third indication information, that the base station sends the TRS/CSI-RS at the TRS/CSI-RS occasion;
  • the detection module includes:
  • the third detection submodule is configured to, in response to receiving the third indication information, detect the type of the TRS/CSI-RS sent by the base station at the TRS/CSI-RS occasion.
  • the fifth receiving module includes at least one of the following:
  • a sixth receiving sub-module configured to receive a broadcast message carrying the third indication information
  • a seventh receiving sub-module configured to receive an RRC message carrying the third indication information
  • the eighth receiving sub-module is configured to receive the DCI carrying the third indication information.
  • different types of the TRS/CSI-RS have different time domain resources
  • TRS/CSI-RS have different frequency domain resources
  • TRS/CSI-RS have different time domain offsets.
  • the TRS/CSI-RS occasion is not earlier than the paging occasion of the paging message in the time domain.
  • the TRS/CSI-RS occasion and the paging occasion have an overlapping portion in the time domain
  • a predetermined number of SSB cycles are spaced between the TRS/CSI-RS occasion and the paging occasion.
  • an apparatus for determining a type of a paging message wherein, when applied to a base station, the apparatus includes: an indication module, wherein:
  • the indicating module is configured to indicate the type of the paging message through the TRS/CSI-RS at the TRS/CSI-RS occasion.
  • the indicating module includes:
  • the first indication submodule is configured to indicate the type of the paging message by whether to send the TRS/CSI-RS at the TRS/CSI-RS occasion.
  • the first indication sub-module includes a first indication unit or a second indication unit; wherein:
  • a first indicating unit configured to indicate that the paging message is a first type of paging message in response to sending the TRS/CSI-RS at the TRS/CSI-RS occasion;
  • a second indicating unit configured to indicate that the paging message is a second type of paging message in response to not sending the TRS/CSI-RS at the TRS/CSI-RS occasion; wherein the first type The paging message is different from the second type of paging message.
  • the paging message of the first type includes: a paging message transmitted by using a downlink shared physical channel PDSCH, and the paging message of the second type includes at least a short message.
  • the apparatus further comprises:
  • a first sending module configured to send first indication information, wherein the first indication information is used to indicate that the TRS/CSI-RS is available, and instruct the user equipment UE to detect at the TRS/CSI-RS timing the TRS/CSI-RS.
  • the first sending module includes at least one of the following:
  • a first sending submodule configured to send a broadcast message carrying the first indication information
  • a second sending submodule configured to send an RRC message carrying the first indication information
  • the third sending submodule is configured to send the DCI carrying the first indication information.
  • the apparatus further includes:
  • the second sending module is configured to send second indication information, wherein the second indication information is used to indicate that the base station has the downlink paging message.
  • the second sending module includes at least one of the following:
  • a fourth sending submodule configured to send a PSS or the disabled PSS, wherein the time domain position of the PSS is before the time domain position of the TRS/CSI-RS opportunity;
  • the fifth sending submodule is configured to send PEI or the disabled PEI, wherein the time domain position of the PEI is before the time domain position of the TRS/CSI-RS opportunity.
  • the apparatus further comprises:
  • the third sending module is configured to send a blind detection indication, where the blind detection indication is used to instruct the UE to perform blind detection at the TRS/CSI-RS occasion.
  • the indicating module includes:
  • the second indication submodule is configured to indicate different types of the paging messages by sending the different types of the TRS/CSI-RS.
  • the second indication sub-module includes a third indication unit or a fourth indication unit; wherein:
  • a third indicating unit configured to indicate that the paging message is a paging message of the first type in response to sending the TRS/CSI-RS of the first type at the TRS/CSI-RS occasion;
  • a fourth indicating unit configured to indicate that the paging message is a paging message of the second type in response to sending the second type of TRS/CSI-RS at the TRS/CSI-RS occasion; wherein the first The type of TRS/CSI-RS is different from the TRS/CSI-RS of the second type, and the paging message of the first type is different from the paging message of the second type.
  • the apparatus further includes: a fourth sending module configured to send third indication information, where the third indication information is used to instruct the base station to send the TRS/CSI-RS.
  • the fourth sending module includes at least one of the following:
  • a sixth sending submodule configured to send a broadcast message carrying the third indication information
  • a seventh sending submodule configured to send an RRC message carrying the third indication information
  • the eighth sending submodule is configured to send the DCI carrying the third indication information.
  • different types of the TRS/CSI-RS have different time domain resources
  • TRS/CSI-RS have different frequency domain resources
  • TRS/CSI-RS have different time domain offsets.
  • the TRS/CSI-RS occasion is not earlier than the paging occasion of the paging message in the time domain.
  • the TRS/CSI-RS occasion and the paging occasion have an overlapping portion in the time domain
  • a predetermined number of SSB cycles are spaced between the TRS/CSI-RS occasion and the paging occasion.
  • a communication equipment apparatus including a processor, a memory, and an executable program stored on the memory and executable by the processor, wherein the processor executes the executable program.
  • the program executes the executable program.
  • the steps of the method for determining the type of the paging message described in the first aspect or the second aspect are executed.
  • a storage medium on which an executable program is stored, wherein when the executable program is executed by a processor, the paging message according to the first aspect or the second aspect is implemented The steps of the type determination method.
  • the base station UE detects the TRS/CSI-RS sent by the base station at the TRS/CSI-RS occasion; based on the detected TRS/CSI-RS -Association information of the RS to determine the type of the paging message. In this way, the base station indicates the type of the paging message through the sent TRS/CSI-RS, and provides a new method for indicating the type of the paging message, which improves the flexibility of indicating the type of the paging message.
  • FIG. 1 is a schematic structural diagram of a wireless communication system according to an exemplary embodiment
  • FIG. 2 is a schematic flowchart of a method for determining a paging message type according to an exemplary embodiment
  • FIG. 3 is a schematic diagram showing a downlink synchronization and paging message reception according to an exemplary embodiment
  • FIG. 4 is a schematic diagram illustrating another kind of downlink synchronization and paging message reception according to an exemplary embodiment
  • FIG. 5 is a schematic flowchart of another method for determining a paging message type according to an exemplary embodiment
  • FIG. 6 is a schematic diagram of downlink synchronization and paging message reception according to the related art
  • FIG. 7 is a block diagram of an apparatus for determining a type of a paging message according to an exemplary embodiment
  • FIG. 8 is a block diagram of another apparatus for determining a paging message type according to an exemplary embodiment
  • Fig. 9 is a block diagram of an apparatus for paging message type determination or paging message type determination according to an exemplary embodiment.
  • first, second, third, etc. may be used in embodiments of the present disclosure to describe various pieces of information, such information should not be limited to these terms. These terms are only used to distinguish the same type of information from each other.
  • the first information may also be referred to as the second information, and similarly, the second information may also be referred to as the first information.
  • the word "if” as used herein can be interpreted as "at the time of” or "when” or "in response to determining.”
  • FIG. 1 shows a schematic structural diagram of a wireless communication system provided by an embodiment of the present disclosure.
  • the wireless communication system is a communication system based on cellular mobile communication technology, and the wireless communication system may include: several terminals 11 and several base stations 12 .
  • the terminal 11 may be a device that provides voice and/or data connectivity to the user.
  • the terminal 11 may communicate with one or more core networks via a radio access network (RAN), and the terminal 11 may be an IoT terminal such as a sensor device, a mobile phone (or "cellular" phone) and a
  • RAN radio access network
  • the computer of the IoT terminal for example, may be a fixed, portable, pocket, hand-held, built-in computer or a vehicle-mounted device.
  • a station For example, a station (Station, STA), a subscriber unit (subscriber unit), a subscriber station (subscriber station), a mobile station (mobile station), a mobile station (mobile), a remote station (remote station), an access point, a remote terminal ( remote terminal), access terminal (access terminal), user device (user terminal), user agent (user agent), user equipment (user device), or user equipment (user equipment, UE).
  • the terminal 11 may also be a device of an unmanned aerial vehicle.
  • the terminal 11 may also be a vehicle-mounted device, for example, a trip computer with a wireless communication function, or a wireless communication device externally connected to the trip computer.
  • the terminal 11 may also be a roadside device, for example, a street light, a signal light, or other roadside devices with a wireless communication function.
  • the base station 12 may be a network-side device in a wireless communication system.
  • the wireless communication system may be the 4th generation mobile communication (4G) system, also known as the Long Term Evolution (Long Term Evolution, LTE) system; or, the wireless communication system may also be a 5G system, Also known as new radio (NR) system or 5G NR system.
  • the wireless communication system may also be a next-generation system of the 5G system.
  • the access network in the 5G system can be called NG-RAN (New Generation-Radio Access Network, a new generation of radio access network).
  • the MTC system may be a network-side device in a wireless communication system.
  • the base station 12 may be an evolved base station (eNB) used in the 4G system.
  • the base station 12 may also be a base station (gNB) that adopts a centralized distributed architecture in a 5G system.
  • eNB evolved base station
  • gNB base station
  • the base station 12 adopts a centralized distributed architecture it usually includes a centralized unit (central unit, CU) and at least two distributed units (distributed unit, DU).
  • the centralized unit is provided with a protocol stack of a Packet Data Convergence Protocol (PDCP) layer, a Radio Link Control Protocol (Radio Link Control, RLC) layer, and a Media Access Control (Media Access Control, MAC) layer; distribution A physical (Physical, PHY) layer protocol stack is set in the unit, and the specific implementation manner of the base station 12 is not limited in this embodiment of the present disclosure.
  • PDCP Packet Data Convergence Protocol
  • RLC Radio Link Control Protocol
  • MAC Media Access Control
  • distribution A physical (Physical, PHY) layer protocol stack is set in the unit, and the specific implementation manner of the base station 12 is not limited in this embodiment of the present disclosure.
  • a wireless connection can be established between the base station 12 and the terminal 11 through a wireless air interface.
  • the wireless air interface is a wireless air interface based on the fourth generation mobile communication network technology (4G) standard; or, the wireless air interface is a wireless air interface based on the fifth generation mobile communication network technology (5G) standard, such as
  • the wireless air interface is a new air interface; alternatively, the wireless air interface may also be a wireless air interface based on a 5G next-generation mobile communication network technology standard.
  • an E2E (End to End, end-to-end) connection may also be established between the terminals 11 .
  • V2V vehicle to vehicle, vehicle-to-vehicle
  • V2I vehicle to Infrastructure, vehicle-to-roadside equipment
  • V2P vehicle to pedestrian, vehicle-to-person communication in vehicle-to-everything (V2X) communication etc. scene.
  • the above wireless communication system may further include a network management device 13 .
  • the network management device 13 may be a core network device in a wireless communication system, for example, the network management device 13 may be a mobility management entity (Mobility Management Entity) in an evolved packet core network (Evolved Packet Core, EPC). MME).
  • the network management device may also be other core network devices, such as a serving gateway (Serving GateWay, SGW), a public data network gateway (Public Data Network GateWay, PGW), a policy and charging rule functional unit (Policy and Charging Rules) Function, PCRF) or home subscriber server (Home Subscriber Server, HSS), etc.
  • the implementation form of the network management device 13 is not limited in this embodiment of the present disclosure.
  • the execution bodies involved in the embodiments of the present disclosure include, but are not limited to, UEs such as mobile phone terminals that support cellular mobile communication, and base stations.
  • this exemplary embodiment provides a method for determining a paging message type, and the method for determining a paging message type can be applied to a UE of a cellular mobile communication system, including:
  • Step 201 Detect the TRS/CSI-RS sent by the base station at the TRS/CSI-RS occasion;
  • Step 202 Determine the type of the paging message based on the detected association information of the TRS/CSI-RS.
  • the UE may be a mobile phone terminal or the like that uses a cellular mobile communication technology to perform wireless communication.
  • the base station may be a communication device that provides an access network interface to a UE in a cellular mobile communication system.
  • the UE may be a UE in an idle state or an inactive state.
  • the TRS/CSI-RS may be shared TRS/CSI-RS.
  • the shared TRS/CSI-RS can be received by UEs in idle state or inactive state.
  • the shared TRS/CSI-RS is used by the UE to obtain channel status, beam management, mobility management and rate matching. Idle state UEs and inactive state UEs use the shared TRS/CRS to assist in time-frequency domain synchronization of the network.
  • TRS/CSI-RS occasions may be configured by the base station.
  • the UE may detect TRS/CSI-RS at TRS/CSI-RS occasions.
  • the base station may transmit TRS/CSI-RS, or may not transmit TRS/CSI-RS.
  • the base station may transmit different types of TRS/CSI-RS at TRS/CSI-RS occasions.
  • the associated information of the TRS/CSI-RS may include: the transmission state of the TRS/CSI-RS, and/or the type of the TRS/CSI-RS, and the like.
  • the base station may indicate the type of the paging message to be sent by the base station through the TRS/CSI-RS of the TRS/CSI-RS occasion.
  • the UE may detect the TRS/CSI-RS at the TRS/CSI-RS occasion, and determine the type of the subsequent paging message based on the detected TRS/CSI-RS association information.
  • the types of the paging messages may be distinguished according to the signaling carrying the paging messages.
  • the paging messages may include short messages carried in the paging DCI and paging messages carried in the PDSCH signaling.
  • the types of paging messages can be distinguished according to the service types of the content carried by the paging messages.
  • the type of the paging message can also be distinguished according to the priority level of the content carried by the paging message, and so on.
  • the base station indicates the type of the paging message through the sent TRS/CSI-RS, and provides a new method for indicating the type of the paging message, which improves the flexibility of indicating the type of the paging message.
  • the determining the type of the paging message based on the detected association information of the TRS/CSI-RS includes:
  • the type of the paging message is determined based on the detected transmission status of the TRS/CSI-RS.
  • the transmission status of the TRS/CSI-RS includes: whether the TRS/CSI-RS is detected at the TRS/CSI-RS occasion.
  • the base station may indicate to the UE the type of the paging message to be sent by the base station by whether to send the TRS/CSI-RS at the TRS/CSI-RS occasion.
  • the UE can determine the type of the paging message to be sent by the base station according to whether the TRS/CSI-RS is detected at the TRS/CSI-RS occasion.
  • the determining the type of the paging message based on the detected transmission state of the TRS/CSI-RS includes:
  • the paging message is a first type of paging message.
  • the determining the type of the paging message based on the detected transmission state of the TRS/CSI-RS includes:
  • the difference between the paging message of the first type and the paging message of the second type may include that the paging message of the first type and the paging message of the second type contain different amounts of data and carry the paging message of the first type.
  • the signaling contained in the paging message of the second type is different, the services carried by the paging message of the first type and the paging message of the second type are different, and/or the paging message of the first type and the paging of the second type are different.
  • the priorities of the message-bearing services are different, and so on.
  • the paging message of the first type includes: a paging message transmitted by using a downlink shared physical channel PDSCH, and the paging message of the second type includes at least a short message.
  • the main function of the first type of paging message is to notify the UE in the idle state and/or the inactive state that there is a connection request, and to notify the UE in the idle state, the inactive state and/or the connected state that the system message has changed.
  • the first type of paging message is transmitted using PDSCH resources, and the UE can obtain scheduling information of the paging message by monitoring the PDCCH.
  • the UE monitors that the PDCCH has scheduling information of paging scheduling it receives the first type of paging message on the PDSCH resource according to the scheduling information.
  • the second type of paging message can be a short message (Short Message) carried in the paging DCI, the short message can occupy 8 bits, and the short message can be used to indicate the change of the communication system information and the stop of paging message monitoring, etc.
  • Short Message Short Message
  • the UE may adopt different synchronization methods. For example, for a paging message transmitted using PDSCH resources, multiple SSBs may be used to synchronize and receive the paging message. For short messages, 1 SSB can be used to synchronize and receive paging messages.
  • the method further includes:
  • the first type of paging message is received based on synchronization done through the TRS/CSI-RS.
  • the UE can perform downlink synchronization through the TRS/CSI-RS.
  • the UE may receive the first type of paging message based on downlink synchronization done through TRS/CSI-RS.
  • the first type of paging message may be a paging message transmitted by using PDSCH; if the UE detects TRS/CSI-RS at the TRS/CSI-RS occasion, the UE directly uses the TRS/CRS Synchronization, continue to monitor the subsequent PO and PDSCH based on the completed synchronization.
  • the UE no longer needs to use SSB for downlink synchronization. Since it takes a long time to perform downlink synchronization using SSB, using TRS/CSI-RS for downlink synchronization and receiving the first type of paging message can reduce the need for the UE to wake up. Power consumption increases due to longer time.
  • the method further includes:
  • the paging message of the second type is received based on synchronization completed through a predetermined number of SSBs.
  • the UE can perform downlink synchronization through the SSB.
  • the UE may receive the first type of paging message based on downlink synchronization done through the SSB.
  • the second type of paging message may be a short message; if the UE does not detect TRS/CSI-RS at the TRS/CSI-RS occasion, the UE may use SSB for synchronization, and based on the Downlink synchronization completed by SSB, monitoring PO. Since the monitoring PO can be synchronized by using one SSB, the increase in power consumption caused by the long wake-up time caused by the UE using multiple SSBs for synchronization can be reduced.
  • the method further includes:
  • Detecting the TRS/CSI-RS sent by the base station at the TRS/CSI-RS occasion includes:
  • the TRS/CSI-RS is detected at the TRS/CSI-RS occasion.
  • the base station may notify the availability of the TRS/CRS in advance.
  • the base station may send the first indication information to indicate that the available state of the TRS/CRS is available.
  • TRS/CRS The available state of TRS/CRS is that the network informs the terminal that the configuration of TRS/CRS is reasonable, and the type of paging message is implicitly indicated based on the association information of TRS/CRS at the pre-configured TRS/CRS location .
  • the receiving the first indication information includes at least one of the following:
  • the base station can notify the TRS/CRS that the TRS/CRS is available through broadcast messages, RRC messages, DCI and so on.
  • the first indication information may adopt two values of 1 bit to respectively indicate that the available state of the TRS/CRS is available or unavailable.
  • the first indication information may occupy a broadcast message, an RRC message, and/or reserved bits of DCI, and the like.
  • the method further includes:
  • the base station According to the second indication information, it is determined that the base station has the downlink paging message.
  • the base station Before the TRS/CRS opportunity, the base station may indicate to the UE in advance by sending the second indication information that there will be paging coming soon. The base station may not inform the specific type of paging information.
  • the UE After the UE receives the second indication information, it may determine that the paging information is coming.
  • the receiving the second indication information includes at least one of the following:
  • a PEI or the PEI not enabled is received, wherein the time domain position of the PEI precedes the time domain position of the TRS/CSI-RS opportunity.
  • the base station may use PSS to indicate that the base station has downlink paging information
  • the PSS may use two values to respectively indicate that the base station has downlink paging information and the base station does not have downlink paging information.
  • the UE may determine whether it has downlink paging information based on the indication of the PSS.
  • the base station may use PEI to indicate that the base station has downlink paging information, and the PEI may use two values to indicate that the base station has downlink paging information and the base station does not have downlink paging information.
  • the UE may determine whether it has downlink paging information based on the indication of the PEI.
  • the base station may use the disabled PSS and/or the disabled PEI to indicate that the base station has downlink paging information.
  • the UE may use the disabled PSS and/or the disabled PEI to indicate that the base station has downlink paging information.
  • the detecting the TRS/CSI-RS sent by the base station at the TRS/CSI-RS occasion includes:
  • the UE When the UE receives the first indication information and the second indication information sent by the base station, it may be determined that the UE determines the type of the paging message based on the detected association information of TRS/CSI-RS.
  • the UE may perform blind detection at the TRS/CSI-RS occasion, and determine whether the base station transmits the TRS/CSI-RS at the TRS/CSI-RS occasion.
  • the UE performs blind detection at the TRS/CRS location, and determines the type of the paging message according to the result of the blind detection.
  • the base station When the base station sends the first indication information and the second indication information, it may implicitly indicate that the TRS/CSI-RS occasion may not be sent TRS/CSI-RS. Therefore, the UE needs to perform blind detection at the TRS/CSI-RS timing.
  • the performing blind detection at the TRS/CSI-RS occasion includes at least one of the following:
  • blind detection is performed at the TRS/CSI-RS occasion
  • blind detection is performed at the TRS/CSI-RS occasion.
  • the base station may send a blind detection instruction to the UE, instructing the UE to perform blind detection at the TRS/CSI-RS occasion.
  • the base station may notify the UE to perform blind detection in advance before the TRS/CSI-RS opportunity.
  • the UE performs blind detection at the TRS/CSI-RS occasion.
  • Whether to perform blind detection can be specified by the communication protocol. For example, when the base station sends the first indication information and the second indication information, the communication protocol may specify that the UE needs to perform blind detection. When the base station uses the type of TRS/CSI-RS to indicate the type of the paging message, the communication protocol may stipulate that the UE does not need to perform blind detection.
  • the determining the type of the paging message based on the detected association information of the TRS/CSI-RS includes:
  • the type of the paging message is determined based on the detected type of the TRS/CSI-RS.
  • the base station may send different types of TRS/CSI-RS at TRS/CSI-RS occasions for different types of paging information.
  • Different types of paging information may correspond to different types of TRS/CSI-RS, respectively.
  • TRS/CSI-RS may be based on transmission resource division, or may be based on signal sequence division of TRS/CSI-RS, or the like.
  • the base station may indicate to the UE the types of paging messages that the base station will send by sending different types of TRS/CSI-RS at TRS/CSI-RS occasions.
  • the UE can determine the type of the paging message to be sent by the base station according to the type of the TRS/CSI-RS detected at the TRS/CSI-RS occasion.
  • different types of the TRS/CSI-RS have different time domain resources
  • TRS/CSI-RS have different frequency domain resources
  • TRS/CSI-RS have different time domain offsets.
  • TRS/CSI-RS may be sent using different time domain resources, and the UE may determine the type of TRS/CSI-RS based on the time domain resources of the received TRS/CSI-RS.
  • Different types of the TRS/CSI-RS may be transmitted using different frequency domain resources, and the UE may determine the type of TRS/CSI-RS based on the frequency domain resources of the received TRS/CSI-RS.
  • TRS/CSI-RS may use different signal sequences or scrambling sequences, and the UE may determine different types of TRS/CSI-RS based on the sequence of the TRS/CSI-RS.
  • TRS/CSI-RS may be offset based on the same time domain reference, and the UE may determine the type of TRS/CSI-RS based on the time domain offset of the TRS/CSI-RS.
  • the determining the type of the paging message based on the detected type of the TRS/CSI-RS includes:
  • the paging message is a first type of paging message.
  • the determining the type of the paging message based on the detected type of the TRS/CSI-RS includes:
  • TRS/CSI-RS types may be preset. After receiving the TRS/CSI-RS, the UE may determine the type of the paging message according to the corresponding relationship.
  • the difference between the paging message of the first type and the paging message of the second type may include that the paging message of the first type and the paging message of the second type contain different amounts of data and carry the paging message of the first type.
  • the signaling contained in the paging message of the second type is different, the services carried by the paging message of the first type and the paging message of the second type are different, and/or the paging message of the first type and the paging of the second type are different.
  • the priorities of the message-bearing services are different, and so on.
  • the method further includes:
  • Detecting the TRS/CSI-RS sent by the base station at the TRS/CSI-RS occasion includes:
  • the type of the TRS/CSI-RS sent by the base station is detected at the TRS/CSI-RS occasion.
  • the base station may use the third indication information in advance to notify the UE that the base station will send the TRS/CRS at the time of TRS/CSI-RS, and use the type of TRS/CRS to indicate the paging message. type.
  • the third indication information may indicate that the TRS/CRS is available, that is, it indicates that the TRS/CRS must be available at the TRS/CRS occasion. Instead of blind testing, the type of TRS/CRS can be directly detected.
  • the third indication information may implicitly indicate that the UE does not need to blindly detect the TRS/CRS.
  • the network can send multiple sets of TRS/CRS at the TRS/CRS occasion, and the terminal determines the specific type of the paging message based on the TRS/CRS detection result.
  • Whether to perform blind detection can be specified by the communication protocol. For example, when the base station sends the first indication information and the second indication information, the communication protocol may specify that the UE needs to perform blind detection. When the base station uses the third indication information to indicate that the type of the paging message is indicated by the type of TRS/CSI-RS, the communication protocol may stipulate that the UE does not need to perform blind detection to perform direct detection.
  • the receiving third indication information includes at least one of the following:
  • the base station may carry the third indication information in messages such as broadcast messages, RRC messages, and DCIs.
  • the third indication information may use two values of 1 bit to respectively indicate that the available status of the TRS/CRS is available or unavailable.
  • the UE may occupy the broadcast message, the RRC message, and/or the reserved bits of the DCI according to the detection. In this way, the information carrying capacity of broadcast messages, RRC messages and/or DCI can be improved, and the information transmission efficiency can be improved.
  • the TRS/CSI-RS occasion is not earlier than the paging occasion of the paging message in the time domain.
  • the TRS/CSI-RS occasion is not earlier than the paging occasion of the paging message in the time domain.
  • the UE may receive the paging message after the TRS/CSI-RS timing is determined. In this way, the UE may determine the type of the paging message before receiving the paging message, and then determine the manner of receiving the paging message and synchronization.
  • the TRS/CSI-RS occasion and the paging occasion have an overlapping portion in the time domain
  • a predetermined number of SSB cycles are spaced between the TRS/CSI-RS occasion and the paging occasion.
  • the TRS/CRS timing pre-configured by the network is an offset before the PO; or the TRS/CRS timing may overlap with the PO; in this way, the UE can complete downlink synchronization for receiving the paging message before the paging message.
  • the UE After the UE determines the type of the paging message at the TRS/CRS occasion, it may perform downlink synchronization based on the TRS/CRS, or perform synchronization based on the SSB.
  • this exemplary embodiment provides a method for determining a paging message type, and the method for determining a paging message type can be applied to a base station of a cellular mobile communication system, including:
  • Step 501 Indicate the type of paging message through the TRS/CSI-RS at the TRS/CSI-RS occasion.
  • the UE may be a mobile phone terminal or the like that uses a cellular mobile communication technology to perform wireless communication.
  • the base station may be a communication device that provides an access network interface to a UE in a cellular mobile communication system.
  • the UE may be a UE in an idle state or an inactive state.
  • the TRS/CSI-RS may be shared TRS/CSI-RS.
  • the shared TRS/CSI-RS can be received by UEs in idle state or inactive state.
  • the shared TRS/CSI-RS is used by the UE to obtain channel status, beam management, mobility management and rate matching. Idle state UEs and inactive state UEs use the shared TRS/CRS to assist in time-frequency domain synchronization of the network.
  • TRS/CSI-RS occasions may be configured by the base station.
  • the UE may detect TRS/CSI-RS at TRS/CSI-RS occasions.
  • the base station may transmit TRS/CSI-RS, or may not transmit TRS/CSI-RS.
  • the base station may transmit different types of TRS/CSI-RS at TRS/CSI-RS occasions.
  • the associated information of the TRS/CSI-RS may include: the transmission state of the TRS/CSI-RS, and/or the type of the TRS/CSI-RS, and the like.
  • the base station may indicate the type of the paging message to be sent by the base station through the TRS/CSI-RS of the TRS/CSI-RS occasion.
  • the UE may detect the TRS/CSI-RS at the TRS/CSI-RS occasion, and determine the type of the subsequent paging message based on the detected TRS/CSI-RS association information.
  • the types of the paging messages can be distinguished according to the signaling carrying the paging messages.
  • the paging messages can include short messages carried in the paging DCI and paging messages carried in the PDSCH signaling.
  • the types of paging messages can be distinguished according to the service types of the content carried by the paging messages.
  • the type of the paging message can also be distinguished according to the priority level of the content carried by the paging message, and so on.
  • the base station indicates the type of the paging message through the sent TRS/CSI-RS, and provides a new method for indicating the type of the paging message, which improves the flexibility of indicating the type of the paging message.
  • the passing of the TRS/CSI-RS at the TRS/CSI-RS occasion includes:
  • the type of the paging message is indicated by whether to transmit the TRS/CSI-RS at the TRS/CSI-RS occasion.
  • the transmission status of the TRS/CSI-RS includes: whether the TRS/CSI-RS is detected at the TRS/CSI-RS occasion.
  • the base station may indicate to the UE the type of the paging message to be sent by the base station by whether to send the TRS/CSI-RS at the TRS/CSI-RS occasion.
  • the UE can determine the type of the paging message to be sent by the base station according to whether the TRS/CSI-RS is detected at the TRS/CSI-RS occasion.
  • the type of the paging message is indicated by whether to transmit the TRS/CSI-RS at a TRS/CSI-RS occasion, including:
  • the indication of the type of the paging message by whether to send the TRS/CSI-RS at a TRS/CSI-RS occasion includes:
  • the difference between the paging message of the first type and the paging message of the second type may include that the paging message of the first type and the paging message of the second type contain different amounts of data and carry the paging message of the first type.
  • the signaling contained in the paging message of the second type is different, the services carried by the paging message of the first type and the paging message of the second type are different, and/or the paging message of the first type and the paging of the second type are different.
  • the priorities of the message-bearing services are different, and so on.
  • the paging message of the first type includes: a paging message transmitted by using a downlink shared physical channel PDSCH, and the paging message of the second type includes at least a short message.
  • the main function of the first type of paging message is to notify the UE in the idle state and/or the inactive state that there is a connection request, and to notify the UE in the idle state, the inactive state and/or the connected state that the system message has changed.
  • the first type of paging message is transmitted using PDSCH resources, and the UE can obtain scheduling information of the paging message by monitoring the PDCCH.
  • the UE monitors that the PDCCH has scheduling information of paging scheduling it receives the first type of paging message on the PDSCH resource according to the scheduling information.
  • the second type of paging message can be a short message (Short Message) carried in the paging DCI, the short message can occupy 8 bits, and the short message can be used to indicate the change of the communication system information and the stop of paging message monitoring, etc.
  • Short Message Short Message
  • the UE may adopt different synchronization methods. For example, for a paging message transmitted using PDSCH resources, multiple SSBs may be used to synchronize and receive the paging message. For short messages, 1 SSB can be used to synchronize and receive paging messages.
  • the method further includes:
  • Send first indication information where the first indication information is used to indicate that the TRS/CSI-RS is available, and instruct the user equipment UE to detect the TRS/CSI-RS at the TRS/CSI-RS occasion .
  • the base station may notify the availability of the TRS/CRS in advance.
  • the base station may send the first indication information to indicate that the available state of the TRS/CRS is available.
  • TRS/CRS The available state of TRS/CRS is that the network informs the terminal that the configuration of TRS/CRS is reasonable, and the type of paging message is implicitly indicated based on the association information of TRS/CRS at the pre-configured TRS/CRS location .
  • the sending the first indication information includes at least one of the following:
  • the base station can notify the TRS/CRS that the TRS/CRS is available through broadcast messages, RRC messages, DCI and so on.
  • the first indication information may adopt two values of 1 bit to respectively indicate that the available state of the TRS/CRS is available or unavailable.
  • the first indication information may occupy a broadcast message, an RRC message, and/or reserved bits of DCI, and the like.
  • the method further includes:
  • Send second indication information where the second indication information is used to indicate that the base station has the downlink paging message.
  • the base station Before the TRS/CRS opportunity, the base station may indicate to the UE in advance by sending the second indication information that there will be paging coming soon. The base station may not inform the specific type of paging information.
  • the UE After the UE receives the second indication information, it may determine that the paging information is coming.
  • the sending the second indication information includes at least one of the following:
  • the base station may use PSS to indicate that the base station has downlink paging information
  • the PSS may use two values to respectively indicate that the base station has downlink paging information and the base station does not have downlink paging information.
  • the UE may determine whether it has downlink paging information based on the indication of the PSS.
  • the base station may use PEI to indicate that the base station has downlink paging information, and the PEI may use two values to indicate that the base station has downlink paging information and the base station does not have downlink paging information.
  • the UE may determine whether it has downlink paging information based on the indication of the PEI.
  • the base station may use the disabled PSS and/or the disabled PEI to indicate that the base station has downlink paging information.
  • the UE may use the disabled PSS and/or the disabled PEI to indicate that the base station has downlink paging information.
  • the method further includes:
  • a blind detection indication is sent, where the blind detection indication is used to instruct the UE to perform blind detection at the TRS/CSI-RS occasion.
  • the base station may send a blind detection instruction to the UE, instructing the UE to perform blind detection at the TRS/CSI-RS occasion.
  • the base station may notify the UE to perform blind detection in advance before the TRS/CSI-RS opportunity. After receiving the blind detection instruction, the UE performs blind detection at the TRS/CSI-RS occasion.
  • the type of the paging message is indicated by the TRS/CSI-RS at the TRS/CSI-RS occasion, including:
  • Different types of the paging messages are indicated by sending different types of the TRS/CSI-RS.
  • the base station may send different types of TRS/CSI-RS at TRS/CSI-RS occasions for different types of paging information.
  • Different types of paging information may correspond to different types of TRS/CSI-RS, respectively.
  • TRS/CSI-RS may be based on transmission resource division, or may be based on signal sequence division of TRS/CSI-RS, or the like.
  • the base station may indicate to the UE the types of paging messages that the base station will send by sending different types of TRS/CSI-RS at TRS/CSI-RS occasions.
  • the UE can determine the type of the paging message to be sent by the base station according to the type of the TRS/CSI-RS detected at the TRS/CSI-RS occasion.
  • different types of the TRS/CSI-RS have different time domain resources
  • TRS/CSI-RS have different frequency domain resources
  • TRS/CSI-RS have different time domain offsets.
  • TRS/CSI-RS may be sent using different time domain resources, and the UE may determine the type of TRS/CSI-RS based on the time domain resources of the received TRS/CSI-RS.
  • Different types of the TRS/CSI-RS may be transmitted using different frequency domain resources, and the UE may determine the type of TRS/CSI-RS based on the frequency domain resources of the received TRS/CSI-RS.
  • TRS/CSI-RS may use different signal sequences or scrambling sequences, and the UE may determine different types of TRS/CSI-RS based on the sequence of the TRS/CSI-RS.
  • TRS/CSI-RS may be offset based on the same time domain reference, and the UE may determine the type of TRS/CSI-RS based on the time domain offset of the TRS/CSI-RS.
  • the different types of paging messages are indicated by sending different types of the TRS/CSI-RS, including:
  • the different types of paging messages are indicated by sending different types of the TRS/CSI-RS, including:
  • the first type of paging message is different from the second type of paging message.
  • TRS/CSI-RS types may be preset. After receiving the TRS/CSI-RS, the UE may determine the type of the paging message according to the corresponding relationship.
  • the difference between the paging message of the first type and the paging message of the second type may include that the paging message of the first type and the paging message of the second type contain different amounts of data and carry the paging message of the first type.
  • the signaling contained in the paging message of the second type is different, the services carried by the paging message of the first type and the paging message of the second type are different, and/or the paging message of the first type and the paging of the second type are different.
  • the priorities of the message-bearing services are different, and so on.
  • the method further includes: sending third indication information, where the third indication information is used to instruct the base station to send the TRS/CSI-RS at the TRS/CSI-RS occasion.
  • the base station Before the base station indicates the type of the paging message through the type of TRS/CRS, the base station may use the third indication information in advance to notify the UE to use the type of TRS/CRS to indicate the type of the paging message.
  • the third indication information may indicate that the TRS/CRS is available, that is, it indicates that the TRS/CRS must be available at the TRS/CRS occasion. Instead of blind testing, the type of TRS/CRS can be directly detected.
  • the third indication information may implicitly indicate that the UE does not need to blindly detect the TRS/CRS.
  • the network can send multiple sets of TRS/CRS at the TRS/CRS occasion, and the terminal determines the specific type of the paging message based on the TRS/CRS detection result.
  • Whether to perform blind detection can be specified by the communication protocol. For example, when the base station sends the first indication information and the second indication information, the communication protocol may specify that the UE needs to perform blind detection. When the base station uses the third indication information to indicate that the type of the paging message is indicated by the type of TRS/CSI-RS, the communication protocol may stipulate that the UE does not need to perform blind detection to perform direct detection.
  • the sending the third indication information includes at least one of the following:
  • the base station may carry the third indication information in messages such as broadcast messages, RRC messages, and DCIs.
  • the third indication information may use two values of 1 bit to respectively indicate whether the available status of the TRS/CRS is available or unavailable.
  • the UE may occupy the broadcast message, the RRC message, and/or the reserved bits of the DCI according to the detection. In this way, the information carrying capacity of broadcast messages, RRC messages and/or DCI can be improved, and the information transmission efficiency can be improved.
  • the TRS/CSI-RS occasion is not earlier than the paging occasion of the paging message in the time domain.
  • the TRS/CSI-RS occasion is not earlier than the paging occasion of the paging message in the time domain.
  • the UE may receive the paging message after the TRS/CSI-RS timing is determined. In this way, the UE may determine the type of the paging message before receiving the paging message, and then determine the manner of receiving the paging message and synchronization.
  • the TRS/CSI-RS occasion and the paging occasion have an overlapping portion in the time domain
  • a predetermined number of SSB cycles are spaced between the TRS/CSI-RS occasion and the paging occasion.
  • the TRS/CRS timing pre-configured by the network is an offset before the PO; or the TRS/CRS timing may overlap with the PO; in this way, the UE can complete downlink synchronization for receiving the paging message before the paging message.
  • the UE After the UE determines the type of the paging message at the TRS/CRS occasion, it can perform downlink synchronization based on the TRS/CRS, or perform synchronization based on the SSB.
  • the network side implicitly expresses the type of the paging message through the actual transmission state of the TRS/CRS.
  • the call type is a short message (Short Message) or a paging message transmitted by using PDSCH resources.
  • the network Before the network side implicitly expresses the type of the call through the actual transmission state of the TRS/CRS, the network has notified in advance that the availability state (availability) of the TRS/CRS is available.
  • TRS/CRS the available state of TRS/CRS, that is, the network informs the terminal that the configuration of TRS/CRS is reasonable, and it will implicitly express that the type of call is sent at the pre-configured TRS/CRS timing. TRS/CRS.
  • the network has notified in advance that the TRS/CRS is available through broadcast messages, RRC messages, DCI and so on.
  • the network side Before the network side expresses the type of the call implicitly through the actual transmission state of the TRS/CRS, the network has already notified in advance that paging will come, but will not inform the specific type of paging.
  • the network informs the user of the arrival of paging for the PO by sending the power saving signal PSS or PEI in advance.
  • the network sends the PSS or PEI in advance before sending the corresponding TRS/CRS at the pre-configured TRS/CRS occasion.
  • the network can notify the user of the arrival of paging for the PO by disabling the PSS or PEI; that is, the network side informs the terminal that the PO must have the arrival of paging.
  • the terminal performs blind detection at the TRS/CRS occasion based on the availability of the TRS/CRS and the arrival of the paging message, and determines the specific type of the paging message according to the blind detection result.
  • the TRS/CRS timing preconfigured by the network is before the first N SSBs of the PO; for example, 3 SSBs.
  • the network may notify the terminal in advance that blind detection of TRS/CRS is required or a pre-agreed agreement.
  • the UE detects TRS/CRS, it means that the specific type of the current paging message is the first type of paging message, such as a paging message for initiating paging to the terminal. At this time, the terminal uses TRS/CRS to synchronize and continues. Monitor subsequent Paging DCI and subsequent PDSCH.
  • the UE does not detect TRS/CRS, it means that the specific type of the current paging message is the second type of paging message, such as just a short message.
  • the original SSB is used to synchronously detect the paging (Paging) DCI, namely Can.
  • the number of SSB synchronizations can be performed according to a protocol agreement, or determined by the terminal implementation, such as one SSB.
  • the terminal performs detection at the TRS/CRS occasion based on the availability of the TRS/CRS and the arrival of the paging message, and determines the specific type of the paging message according to the detection result.
  • the TRS/CRS timing preconfigured by the network is an offset offset before the PO; or it can overlap with the PO.
  • the network may notify the terminal in advance or pre-agreed that the terminal does not need to blindly detect TRS/CRS; (at this time, the terminal will inevitably detect the transmission of TRS/CRS).
  • the network sends multiple sets of TRS/CRS at the pre-configured TRS/CRS timing, and the terminal determines the specific type of the paging message based on the TRS/CRS detection result.
  • TRS/CRS resources can be distinguished by using time-frequency resources, sequence generation, and offset to distinguish specific types of different paging messages.
  • the terminal blindly detects the TRS/CRS timing, and determines the type of the paging message according to whether the TRS/CRS is detected.
  • the terminal in the absence of TRS/CRS, the terminal needs three SSBs for synchronization, and the terminal always needs three SSBs to pass through.
  • the blind detection of TRS/CRS is used to implement. That is, if TRS/CRS is detected, the TRS/CRS synchronization is directly used, and the subsequent PO and PDSCH continue to be monitored; as shown in Figure 4, if no TRS/CRS is detected, fewer SSBs can be used, and only subsequent POs can be monitored. .
  • An embodiment of the present invention further provides a paging message type determination apparatus, which is applied to a UE of wireless communication.
  • the paging message type determination apparatus 100 includes:
  • the detection module 110 and the first determination module 120 wherein,
  • the detection module 110 is configured to detect the TRS/CSI-RS sent by the base station at the TRS/CSI-RS timing;
  • the first determining module 120 is configured to determine the type of the paging message based on the detected association information of the TRS/CSI-RS.
  • FIG. 7 exemplarily lists every possible module/sub-module/unit. However, those skilled in the art can understand that these are all for exemplary illustration, rather than representing that these modules/sub-modules/units must exist at the same time. Those skilled in the art may understand that these modules/sub-modules/units may exist in any combination, which is not limited in this embodiment of the present disclosure.
  • the first determining module 120 includes:
  • the first determination sub-module 121 is configured to determine the type of the paging message based on the detected transmission state of the TRS/CSI-RS.
  • the first determination sub-module 121 includes a first determination unit 1211 or a second determination unit 1212 .
  • the first determining unit 1211 is configured to, in response to detecting the TRS/CSI-RS at the TRS/CSI-RS occasion, determine that the paging message is a first type of paging message.
  • the second determining unit 1212 is configured to, in response to the TRS/CSI-RS not being detected at the TRS/CSI-RS occasion, determine that the paging message is a second type of paging message; wherein, the The paging message of the first type is different from the paging message of the second type.
  • the paging message of the first type includes: a paging message transmitted by using a downlink shared physical channel PDSCH, and the paging message of the second type includes at least a short message.
  • the apparatus 100 further includes:
  • the first receiving module 130 is configured to, in response to determining that the paging message is a paging message of the first type, receive the paging message of the first type based on the synchronization completed through the TRS/CSI-RS.
  • the apparatus 100 further includes:
  • the second receiving module 140 is configured to, in response to determining that the paging message is a paging message of the second type, receive the paging message of the second type based on synchronization completed by a predetermined number of SSBs.
  • the apparatus 100 further includes:
  • a third receiving module 150 configured to receive the first indication information
  • the detection module 110 includes:
  • the first detection sub-module 111 is configured to detect the TRS/CSI-RS at the TRS/CSI-RS occasion in response to the first indication information indicating that the TRS/CSI-RS is available.
  • the third receiving module 150 includes at least one of the following:
  • a first receiving sub-module 151 configured to receive a broadcast message carrying the first indication information
  • the second receiving sub-module 152 is configured to receive the RRC message carrying the first indication information
  • the third receiving sub-module 153 is configured to receive the DCI carrying the first indication information.
  • the apparatus 100 further includes:
  • a fourth receiving module 160 configured to receive second indication information
  • the second determining module 170 is configured to determine, according to the second indication information, that the base station has the downlink paging message.
  • the fourth receiving module 160 includes at least one of the following:
  • the fourth receiving sub-module 161 is configured to receive PSS or the PSS that is not enabled, wherein the time domain position of the PSS is before the time domain position of the TRS/CSI-RS opportunity;
  • the fifth receiving sub-module 162 is configured to receive PEI or the disabled PEI, wherein the time domain position of the PEI is before the time domain position of the TRS/CSI-RS opportunity.
  • the detection module 110 includes:
  • the second detection sub-module 112 is configured to, in response to receiving the first indication information indicating that the TRS/CSI-RS is available, and the second indication information indicates that the base station has the downlink paging message, Blind detection is performed at the TRS/CSI-RS occasion.
  • the second detection sub-module 112 includes at least one of the following:
  • the first detection unit 1121 is configured to perform blind detection at the TRS/CSI-RS timing based on the blind detection indication sent by the base station;
  • the second detection unit 1122 is configured to perform blind detection at the TRS/CSI-RS timing based on the provisions of the communication protocol.
  • the first determining module 120 includes:
  • the second determination submodule 122 is configured to determine the type of the paging message based on the detected type of the TRS/CSI-RS.
  • the second determination sub-module 122 includes a third determination unit 1221 or a fourth determination unit 1222 .
  • the third determining unit 1221 is configured to, in response to detecting the first type of TRS/CSI-RS at the TRS/CSI-RS occasion, determine that the paging message is a first type of paging message.
  • the fourth determining unit 1222 is configured to, in response to detecting the TRS/CSI-RS of the second type at the TRS/CSI-RS occasion, determine that the paging message is a paging message of the second type; wherein, The first type of TRS/CSI-RS is different from the second type of TRS/CSI-RS, and the first type of paging message is different from the second type of paging message.
  • the apparatus 100 further includes:
  • a fifth receiving module 180 configured to receive third indication information
  • a third determining module 190 configured to determine, according to the third indication information, that the base station sends the TRS/CSI-RS at the TRS/CSI-RS occasion;
  • the detection module 110 includes:
  • the third detection sub-module 113 is configured to, in response to receiving the third indication information, detect the type of the TRS/CSI-RS sent by the base station at the TRS/CSI-RS occasion.
  • the fifth receiving module 180 includes at least one of the following:
  • a sixth receiving sub-module 181, configured to receive a broadcast message carrying the third indication information
  • a seventh receiving sub-module 182 configured to receive an RRC message carrying the third indication information
  • the eighth receiving sub-module 183 is configured to receive the DCI carrying the third indication information.
  • different types of the TRS/CSI-RS have different time domain resources
  • TRS/CSI-RS have different frequency domain resources
  • TRS/CSI-RS have different time domain offsets.
  • the TRS/CSI-RS occasion is not earlier than the paging occasion of the paging message in the time domain.
  • the TRS/CSI-RS occasion and the paging occasion have an overlapping portion in the time domain
  • a predetermined number of SSB cycles are spaced between the TRS/CSI-RS occasion and the paging occasion.
  • An embodiment of the present invention further provides a paging message type determination apparatus, which is applied to a base station of wireless communication.
  • the paging message type determination apparatus 200 includes: an indication module 210, wherein:
  • the indicating module 210 is configured to indicate the type of the paging message through the TRS/CSI-RS at the TRS/CSI-RS occasion.
  • the indicating module 210 includes:
  • the first indication sub-module 211 is configured to indicate the type of the paging message by whether to send the TRS/CSI-RS at the TRS/CSI-RS occasion.
  • FIG. 8 exemplarily lists every possible module/sub-module/unit. However, those skilled in the art can understand that these are all for exemplary illustration, rather than representing that these modules/sub-modules/units must exist at the same time. Those skilled in the art may understand that these modules/sub-modules/units may exist in any combination, which is not limited in this embodiment of the present disclosure.
  • the first indication sub-module 211 includes a first indication unit 2111 or a second indication unit 2112 .
  • the first indicating unit 2111 is configured to indicate that the paging message is a first type of paging message in response to sending the TRS/CSI-RS at the TRS/CSI-RS occasion.
  • the second indicating unit 2112 is configured to indicate that the paging message is a second type of paging message in response to not sending the TRS/CSI-RS at the TRS/CSI-RS occasion; wherein the The first type of paging message is different from the second type of paging message.
  • the paging message of the first type includes: a paging message transmitted by using a downlink shared physical channel PDSCH, and the paging message of the second type includes at least a short message.
  • the apparatus 200 further includes:
  • the first sending module 220 is configured to send first indication information, wherein the first indication information is used to indicate that the TRS/CSI-RS is available, and to indicate that the user equipment UE is in the TRS/CSI-RS opportunity The TRS/CSI-RS is detected.
  • the first sending module 220 includes at least one of the following:
  • a first sending submodule 221, configured to send a broadcast message carrying the first indication information
  • a second sending submodule 222 configured to send an RRC message carrying the first indication information
  • the third sending sub-module 223 is configured to send the DCI carrying the first indication information.
  • the apparatus 200 further includes:
  • the second sending module 230 is configured to send second indication information, wherein the second indication information is used to indicate that the base station has the downlink paging message.
  • the second sending module 230 includes at least one of the following:
  • a fourth sending submodule 231 configured to send a PSS or the disabled PSS, wherein the time domain position of the PSS is before the time domain position of the TRS/CSI-RS opportunity;
  • the fifth sending sub-module 232 is configured to send PEI or the disabled PEI, wherein the time domain position of the PEI is before the time domain position of the TRS/CSI-RS opportunity.
  • the apparatus further comprises:
  • the third sending module 240 is configured to send a blind detection indication, where the blind detection indication is used to instruct the UE to perform blind detection at the TRS/CSI-RS occasion.
  • the indicating module 210 includes:
  • the second indication sub-module 212 is configured to indicate different types of the paging messages by sending the different types of the TRS/CSI-RS.
  • the second indication sub-module 212 includes a third indication unit 2121 or a fourth indication unit 2122 .
  • the third indicating unit 2121 is configured to indicate that the paging message is a paging message of the first type in response to sending the TRS/CSI-RS of the first type at the TRS/CSI-RS occasion.
  • the fourth indicating unit 2122 is configured to indicate that the paging message is a paging message of the second type in response to sending the second type of TRS/CSI-RS at the TRS/CSI-RS occasion;
  • the TRS/CSI-RS of the first type is different from the TRS/CSI-RS of the second type, and the paging message of the first type is different from the paging message of the second type.
  • the apparatus 200 further includes: a fourth sending module 240, configured to send third indication information, where the third indication information is used to instruct the base station to send at the TRS/CSI-RS occasion the TRS/CSI-RS.
  • the fourth sending module 250 includes at least one of the following:
  • the sixth sending sub-module 251 is configured to send a broadcast message carrying the third indication information
  • a seventh sending submodule 252 configured to send an RRC message carrying the third indication information
  • the eighth sending sub-module 253 is configured to send the DCI carrying the third indication information.
  • different types of the TRS/CSI-RS have different time domain resources
  • TRS/CSI-RS have different frequency domain resources
  • TRS/CSI-RS have different time domain offsets.
  • the TRS/CSI-RS occasion is not earlier than the paging occasion of the paging message in the time domain.
  • the TRS/CSI-RS occasion and the paging occasion have an overlapping portion in the time domain
  • a predetermined number of SSB cycles are spaced between the TRS/CSI-RS occasion and the paging occasion.
  • the detection module 110 the first determination module 120, the first reception module 130, the second reception module 140, the third reception module 150, the fourth reception module 160, the second determination module 170, the fifth reception module
  • the module 180 the indicating module 210, the first sending module 220, the second sending module 230, the third sending module 240, the fourth sending module 250, etc.
  • CPU Central Processing Unit
  • GPU Graphics Processing Unit
  • BP baseband processor
  • ASIC Application Specific Integrated Circuit
  • DSP programmable logic device
  • PLD Programmable Logic Device
  • CPLD Complex Programmable logic Device
  • FPGA Field-Programmable Gate Array
  • General Purpose Processor Controller, Micro Controller (MCU, Micro Controller Unit), Microprocessor (Microprocessor), or other electronic components to implement the aforementioned method.
  • FIG. 9 is a block diagram of an apparatus 3000 for paging message type determination or paging message type determination according to an exemplary embodiment.
  • apparatus 3000 may be a mobile phone, computer, digital broadcast terminal, messaging device, game console, tablet device, medical device, fitness device, personal digital assistant, and the like.
  • an apparatus 3000 may include one or more of the following components: a processing component 3002, a memory 3004, a power supply component 3006, a multimedia component 3008, an audio component 3010, an input/output (I/O) interface 3012, a sensor component 3014, And the communication component 3016.
  • the processing component 3002 generally controls the overall operation of the apparatus 3000, such as operations associated with display, phone calls, data communications, camera operations, and recording operations.
  • the processing component 3002 can include one or more processors 3020 to execute instructions to perform all or some of the steps of the methods described above.
  • processing component 3002 may include one or more modules that facilitate interaction between processing component 3002 and other components.
  • processing component 3002 may include a multimedia module to facilitate interaction between multimedia component 3008 and processing component 3002.
  • Memory 3004 is configured to store various types of data to support operation at device 3000 . Examples of such data include instructions for any application or method operating on the device 3000, contact data, phonebook data, messages, pictures, videos, and the like. Memory 3004 may be implemented by any type of volatile or non-volatile storage device or combination thereof, such as static random access memory (SRAM), electrically erasable programmable read only memory (EEPROM), erasable Programmable Read Only Memory (EPROM), Programmable Read Only Memory (PROM), Read Only Memory (ROM), Magnetic Memory, Flash Memory, Magnetic or Optical Disk.
  • SRAM static random access memory
  • EEPROM electrically erasable programmable read only memory
  • EPROM erasable Programmable Read Only Memory
  • PROM Programmable Read Only Memory
  • ROM Read Only Memory
  • Magnetic Memory Flash Memory
  • Magnetic or Optical Disk Magnetic Disk
  • Power supply assembly 3006 provides power to various components of device 3000.
  • Power supply components 3006 may include a power management system, one or more power supplies, and other components associated with generating, managing, and distributing power to device 3000.
  • Multimedia component 3008 includes a screen that provides an output interface between device 3000 and the user.
  • the screen may include a liquid crystal display (LCD) and a touch panel (TP). If the screen includes a touch panel, the screen may be implemented as a touch screen to receive input signals from a user.
  • the touch panel includes one or more touch sensors to sense touch, swipe, and gestures on the touch panel. A touch sensor can sense not only the boundaries of a touch or swipe action, but also the duration and pressure associated with the touch or swipe action.
  • the multimedia component 3008 includes a front-facing camera and/or a rear-facing camera. When the apparatus 3000 is in an operation mode, such as a shooting mode or a video mode, the front camera and/or the rear camera may receive external multimedia data. Each of the front and rear cameras can be a fixed optical lens system or have focal length and optical zoom capability.
  • Audio component 3010 is configured to output and/or input audio signals.
  • audio component 3010 includes a microphone (MIC) that is configured to receive external audio signals when device 3000 is in operating modes, such as call mode, recording mode, and voice recognition mode.
  • the received audio signal may be further stored in memory 3004 or transmitted via communication component 3016.
  • audio component 3010 also includes a speaker for outputting audio signals.
  • the I/O interface 3012 provides an interface between the processing component 3002 and a peripheral interface module, which may be a keyboard, a click wheel, a button, and the like. These buttons may include, but are not limited to: home button, volume buttons, start button, and lock button.
  • Sensor assembly 3014 includes one or more sensors for providing status assessment of various aspects of device 3000 .
  • the sensor assembly 3014 can detect the open/closed state of the device 3000, the relative positioning of the components, such as the display and keypad of the device 3000, the sensor assembly 3014 can also detect the position change of the device 3000 or a component of the device 3000, the user The presence or absence of contact with the device 3000, the orientation or acceleration/deceleration of the device 3000 and the temperature change of the device 3000.
  • Sensor assembly 3014 may include a proximity sensor configured to detect the presence of nearby objects in the absence of any physical contact.
  • Sensor assembly 3014 may also include a light sensor, such as a CMOS or CCD image sensor, for use in imaging applications.
  • the sensor component 3014 may also include an acceleration sensor, a gyroscope sensor, a magnetic sensor, a pressure sensor, or a temperature sensor.
  • Communication component 3016 is configured to facilitate wired or wireless communication between apparatus 3000 and other devices.
  • the apparatus 3000 may access a wireless network based on a communication standard, such as Wi-Fi, 2G or 3G, or a combination thereof.
  • the communication component 3016 receives broadcast signals or broadcast related information from an external broadcast management system via a broadcast channel.
  • the communication component 3016 also includes a near field communication (NFC) module to facilitate short-range communication.
  • NFC near field communication
  • the NFC module may be implemented based on radio frequency identification (RFID) technology, infrared data association (IrDA) technology, ultra-wideband (UWB) technology, Bluetooth (BT) technology and other technologies.
  • RFID radio frequency identification
  • IrDA infrared data association
  • UWB ultra-wideband
  • Bluetooth Bluetooth
  • apparatus 3000 may be implemented by one or more application specific integrated circuits (ASICs), digital signal processors (DSPs), digital signal processing devices (DSPDs), programmable logic devices (PLDs), field programmable A gate array (FPGA), controller, microcontroller, microprocessor or other electronic component implementation is used to perform the above method.
  • ASICs application specific integrated circuits
  • DSPs digital signal processors
  • DSPDs digital signal processing devices
  • PLDs programmable logic devices
  • FPGA field programmable A gate array
  • controller microcontroller, microprocessor or other electronic component implementation is used to perform the above method.
  • non-transitory computer-readable storage medium including instructions, such as a memory 3004 including instructions, which are executable by the processor 3020 of the apparatus 3000 to perform the above method.
  • the non-transitory computer-readable storage medium may be ROM, random access memory (RAM), CD-ROM, magnetic tape, floppy disk, optical data storage device, and the like.

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

Abstract

Les modes de réalisation de la présente divulgation concernent un procédé et un appareil de détermination de type de message de téléavertissement, et un dispositif de communication et un support de stockage. Le procédé comprend les étapes suivantes : au niveau d'une opportunité de signal de référence de suivi (TRS)/signal de référence d'informations d'état de canal (CSI-RS), un équipement utilisateur (UE) détecte un TRS/CSI-RS envoyé par une station de base ; et détermine le type d'un message de téléavertissement sur la base d'Informations d'association du TRS/CSI-RS détecté.
PCT/CN2020/138280 2020-12-22 2020-12-22 Procédé et appareil de détermination de type de message de téléavertissement, et dispositif de communication et support de stockage WO2022133720A1 (fr)

Priority Applications (2)

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PCT/CN2020/138280 WO2022133720A1 (fr) 2020-12-22 2020-12-22 Procédé et appareil de détermination de type de message de téléavertissement, et dispositif de communication et support de stockage
CN202080004111.3A CN115211183A (zh) 2020-12-22 2020-12-22 寻呼消息类型确定方法、装置、通信设备和存储介质

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