WO2022218221A1 - 测量方法和设备 - Google Patents

测量方法和设备 Download PDF

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Publication number
WO2022218221A1
WO2022218221A1 PCT/CN2022/085785 CN2022085785W WO2022218221A1 WO 2022218221 A1 WO2022218221 A1 WO 2022218221A1 CN 2022085785 W CN2022085785 W CN 2022085785W WO 2022218221 A1 WO2022218221 A1 WO 2022218221A1
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WO
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Prior art keywords
rrc
selection
satisfies
relay
cell
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PCT/CN2022/085785
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English (en)
French (fr)
Inventor
郑倩
杨晓东
Original Assignee
维沃移动通信有限公司
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
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
Priority to JP2023559820A priority Critical patent/JP2024514083A/ja
Priority to KR1020237033029A priority patent/KR20230147736A/ko
Priority to EP22787447.6A priority patent/EP4325935A1/en
Publication of WO2022218221A1 publication Critical patent/WO2022218221A1/zh
Priority to US18/485,481 priority patent/US20240040414A1/en

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    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04WWIRELESS COMMUNICATION NETWORKS
    • H04W76/00Connection management
    • H04W76/10Connection setup
    • H04W76/14Direct-mode setup
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04WWIRELESS COMMUNICATION NETWORKS
    • H04W24/00Supervisory, monitoring or testing arrangements
    • H04W24/08Testing, supervising or monitoring using real traffic
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04WWIRELESS COMMUNICATION NETWORKS
    • H04W36/00Hand-off or reselection arrangements
    • H04W36/0005Control or signalling for completing the hand-off
    • H04W36/0083Determination of parameters used for hand-off, e.g. generation or modification of neighbour cell lists
    • H04W36/0085Hand-off measurements
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04WWIRELESS COMMUNICATION NETWORKS
    • H04W40/00Communication routing or communication path finding
    • H04W40/02Communication route or path selection, e.g. power-based or shortest path routing
    • H04W40/12Communication route or path selection, e.g. power-based or shortest path routing based on transmission quality or channel quality
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04WWIRELESS COMMUNICATION NETWORKS
    • H04W40/00Communication routing or communication path finding
    • H04W40/02Communication route or path selection, e.g. power-based or shortest path routing
    • H04W40/22Communication route or path selection, e.g. power-based or shortest path routing using selective relaying for reaching a BTS [Base Transceiver Station] or an access point
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04WWIRELESS COMMUNICATION NETWORKS
    • H04W48/00Access restriction; Network selection; Access point selection
    • H04W48/16Discovering, processing access restriction or access information
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04WWIRELESS COMMUNICATION NETWORKS
    • H04W48/00Access restriction; Network selection; Access point selection
    • H04W48/20Selecting an access point
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04WWIRELESS COMMUNICATION NETWORKS
    • H04W76/00Connection management
    • H04W76/10Connection setup
    • H04W76/18Management of setup rejection or failure
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04WWIRELESS COMMUNICATION NETWORKS
    • H04W76/00Connection management
    • H04W76/10Connection setup
    • H04W76/19Connection re-establishment
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04WWIRELESS COMMUNICATION NETWORKS
    • H04W88/00Devices specially adapted for wireless communication networks, e.g. terminals, base stations or access point devices
    • H04W88/02Terminal devices
    • H04W88/04Terminal devices adapted for relaying to or from another terminal or user
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04WWIRELESS COMMUNICATION NETWORKS
    • H04W92/00Interfaces specially adapted for wireless communication networks
    • H04W92/16Interfaces between hierarchically similar devices
    • H04W92/18Interfaces between hierarchically similar devices between terminal devices
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04WWIRELESS COMMUNICATION NETWORKS
    • H04W76/00Connection management
    • H04W76/20Manipulation of established connections
    • H04W76/27Transitions between radio resource control [RRC] states

Definitions

  • the present application belongs to the field of communication technologies, and specifically relates to a measurement method and device.
  • the relay (Relay) technology in the wireless communication system usually adds one or more relay nodes between the network side device and the terminal, which is used to forward the wireless signal one or more times, that is, the wireless signal has to pass through. It takes many hops to reach the terminal.
  • Wireless relay technology can not only be used to expand cell coverage and make up for blind spots in cell coverage, but also improve cell capacity through spatial resource reuse. For indoor coverage, relay technology can also play a role in overcoming penetration loss and improving indoor coverage quality.
  • the New Radio is studying how to support the relay mechanism (UE-to-Network Relay mechanism) from the terminal to the network side equipment.
  • the typical scenario is shown in Figure 1.
  • the remote terminal (Remote UE) needs to communicate with the network side.
  • the device transmits data, but due to poor coverage, the relay terminal (Relay UE) is found as its relay.
  • the Uu interface is between the relay terminal and the network side device, and the secondary link is between the relay terminal and the remote terminal. (sidelink) interface, or PC5 interface.
  • the embodiments of the present application provide a measurement method and device, which solve the problem that the measurement behavior of the remote terminal is unclear and cannot meet the communication requirements.
  • a measurement method comprising: a remote terminal performing a first operation, the first operation comprising performing relevant measurement and evaluation of relay selection or reselection, and performing or not performing a first sub-operation;
  • the first sub-operation includes related measurements and evaluations of cell selection or reselection.
  • a measurement apparatus comprising: a measurement processing module configured to perform a first operation, the first operation includes performing relevant measurement and evaluation of relay selection or reselection, and performing or not performing the first operation Sub-operation; the first sub-operation includes related measurement and evaluation of cell selection or reselection.
  • a terminal in a third aspect, includes a processor, a memory, and a program or instruction stored on the memory and executable on the processor, when the program or instruction is executed by the processor A method as described in the first aspect is implemented.
  • a terminal including a processor and a communication interface, wherein the processor is configured to perform a first operation, and the first operation includes performing measurements and evaluations related to relay selection or reselection, and performing Or the first sub-operation is not performed; the first sub-operation includes relevant measurements and evaluations of cell selection or reselection.
  • 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 method according to the first aspect is implemented.
  • a chip in a sixth aspect, includes a processor and a communication interface, the communication interface is coupled to the processor, and the processor is configured to run a program or an instruction to implement the method according to the first aspect .
  • a computer program/program product is provided, the computer program/program product is stored in a non-transitory storage medium, and the program/program product is executed by at least one processor to implement the first aspect the method described.
  • the remote terminal may not perform measurement and evaluation related to cell selection or reselection, but may perform measurement and evaluation related to relay selection or reselection; or may perform measurement and evaluation related to cell selection or reselection , and the measurement and evaluation related to relay selection or reselection are performed, and the measurement behavior of the remote terminal is clarified, which is convenient to meet the communication requirements and improve the communication efficiency.
  • FIG. 1 is a schematic diagram of a wireless communication system according to an embodiment of the present application.
  • FIG. 2 is a schematic flowchart of a measurement method according to an embodiment of the present application.
  • FIG. 3 is a schematic structural diagram of a measurement device according to an embodiment of the present application.
  • FIG. 4 is a schematic structural diagram of a communication device according to an embodiment of the present application.
  • FIG. 5 is a schematic structural diagram of a terminal according to an embodiment of the present application.
  • first, second and the like in the description and claims of the present application are used to distinguish similar objects, and are not used to describe a specific order or sequence. It is to be understood that the terms so used are interchangeable under appropriate circumstances so that the embodiments of the present application can be practiced in sequences other than those illustrated or described herein, and that "first”, “second” distinguishes Usually it is a class, and the number of objects is not limited.
  • the first object may be one or more than one.
  • “and/or” in the description and claims indicates at least one of the connected objects, and the character “/" generally indicates that the associated objects are in 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 the present application are often used interchangeably, and the described technology can be used not only for the above-mentioned systems and radio technologies, but also for other systems and radio technologies.
  • NR New Radio
  • the following description describes a New Radio (NR) system for example purposes, and uses NR terminology in most of the following description, these techniques are also applicable to applications other than NR system applications, such as 6th Generation (6th Generation ) , 6G) communication system.
  • 6th Generation 6th Generation
  • 6G 6th Generation
  • FIG. 1 shows a schematic diagram of a wireless communication system to which an embodiment of the present application can be applied.
  • the wireless communication system includes a terminal 11 and a network-side device 12, and the terminal 11 may include a relay terminal and a remote terminal.
  • the terminal 11 may also be called a terminal device or a user terminal (User Equipment, UE), and the terminal 11 may be a mobile phone, a tablet computer (Tablet Computer), a laptop computer (Laptop Computer) or a notebook computer, a personal digital assistant (Personal Digital Assistant, PDA), PDA, netbook, ultra-mobile personal computer (ultra-mobile personal computer, UMPC), mobile Internet Device (Mobile Internet Device, MID), wearable device (Wearable Device) or vehicle-mounted device ( VUE), pedestrian terminal (PUE) and other terminal-side devices, wearable devices include: smart watches, bracelets, headphones, glasses, etc.
  • the network side device 12 may include an access network device or a core network device, wherein the access network device 12 may also be referred to as a radio access network device, a radio access network (Radio Access Network, RAN), a radio access network function or Radio access network unit.
  • a radio access network device Radio Access Network, RAN
  • Radio Access Network function Radio Access Network unit
  • the network side device 12 may be a base station or a core network, wherein the base station may be referred to as a Node B, an evolved Node B, an access point, a Base Transceiver Station (BTS), a radio base station, a radio transceiver, a basic service Set (Basic Service Set, BSS), Extended Service Set (Extended Service Set, ESS), Node B, Evolved Node B (eNB), Next Generation Node B (gNB), Home Node B, Home Evolved Node B, WLAN Access point, WiFi node, Transmitting Receiving Point (TRP) or some other suitable 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 embodiments of the present application, only the base station in the NR system is used as an example, but the specific type of the base station is not limited.
  • BSS Basic Service Set
  • ESS Extended Service Set
  • Node B Evolved Node B
  • the core network equipment may include, but is not limited to, at least one of the following: core network node, core network function, mobility management entity (Mobility Management Entity, MME), access mobility management function (Access and Mobility Management Function, AMF), session management function (Session Management Function, SMF), User Plane Function (UPF), Policy Control Function (Policy Control Function, PCF), Policy and Charging Rules Function (Policy and Charging Rules Function, PCRF), edge application services Discovery function (Edge Application Server Discovery Function, EASDF), Unified Data Management (Unified Data Management, UDM), Unified Data Repository (Unified Data Repository, UDR), Home Subscriber Server (Home Subscriber Server, HSS), centralized network configuration ( Centralized network configuration, CNC), Network Repository Function (NRF), Network Exposure Function (NEF), Local NEF (Local NEF, or L-NEF), Binding Support Function (Binding Support Function, BSF), Application Function (AF), etc. It should be noted that, in the embodiments of the present application, only the core
  • an embodiment of the present application provides a measurement method 200, and the method can be executed by a remote terminal (Remote UE).
  • the method can be executed by software or hardware installed in the remote terminal. Include the following steps.
  • the remote terminal performs a first operation, where the first operation includes performing measurements and evaluations related to relay selection or reselection, and performing or not performing a first sub-operation; the first sub-operation includes measurements related to cell selection or reselection and assessment.
  • the remote terminal may perform one of the following: do not perform relevant measurement and evaluation of cell selection or reselection, and perform relevant measurement and evaluation of relay selection or reselection; or, perform cell selection or reselection-related measurement and evaluation; Measurements and evaluations are performed, and measurements and evaluations related to relay selection or reselection are performed.
  • the measurement and evaluation related to cell selection or reselection performed by the remote terminal includes: the remote terminal receives a reference signal from a network-side device, and measures a quality indicator of the reference signal, such as a reference signal received power (Reference signal received power (Reference Signal Received Power). Signal Receiving Power, RSRP), Reference Signal Receiving Quality (RSRQ), etc., and then compare the quality index with the preset index to determine whether the cell selection or reselection conditions are met.
  • a reference signal received power Reference Signal received power
  • RSRP Reference Signal Received Power
  • RSRQ Reference Signal Receiving Quality
  • the remote terminal may also initiate a radio resource control (Radio Resource Control, RRC) connection establishment process to the cells that satisfy the cell selection or reselection conditions.
  • RRC Radio Resource Control
  • the recovery process or the RRC connection reestablishment process, etc., is convenient to meet the communication requirements and improve the communication efficiency.
  • performing the measurement and evaluation related to relay selection or reselection by the remote terminal includes: the remote terminal receives a reference signal from a relay terminal (Relay UE), and measures a quality indicator of the reference signal, such as RSRP , RSRQ, etc., and then compare the quality index with the preset index to determine whether the relay selection or reselection conditions are met.
  • a quality indicator of the reference signal such as RSRP , RSRQ, etc.
  • the remote terminal may also initiate an RRC connection establishment process, an RRC connection recovery process or an RRC connection to the relay terminal that satisfies the relay selection or reselection condition.
  • the reconstruction process, etc. is convenient to meet the communication requirements and improve the communication efficiency.
  • the remote terminal may not perform cell selection or reselection-related measurements and evaluations, but may perform relay selection or reselection-related measurements and evaluations; or may perform cell selection or reselection-related measurements. and evaluation, and perform the measurement and evaluation related to relay selection or reselection, which clarifies the measurement behavior of the remote terminal, which is convenient to meet the communication requirements and improve the communication efficiency.
  • the first operation is performed in the first RRC process, that is, the remote terminal performs the first operation in the first RRC process.
  • the embodiment 200 may further include the following step: determining the state of the first RRC process according to the execution result obtained by the first operation, for example, determining whether a failure of the first RRC process occurs.
  • the above-mentioned first RRC process may include one of the following processes: an RRC connection establishment process; an RRC connection recovery process; and an RRC connection reestablishment process.
  • the measurement methods provided by the various embodiments of the present application can be applied not only in the NR secondary link relay scenario, but also in the secondary link relay scenario, and can also be applied in the secondary link of the subsequent evolution system. in a relay scenario.
  • determining the state of the first RRC process may include one of the following 1 and 2): 1) The first operation includes performing a correlation of relay selection or reselection; Measurement and evaluation, and without performing the first sub-operation, if the relay selection or reselection condition is satisfied, it is determined that a first RRC process failure occurs; 2) When the first operation includes performing relay selection or Relevant measurement and evaluation of reselection, and in the case of performing the first sub-operation, if at least one of the following is satisfied, it is determined that a first RRC procedure failure occurs: cell selection or reselection condition, relay selection or reselection condition .
  • the first operation performed by the remote terminal is not to perform measurement and evaluation related to cell selection or reselection, and when performing measurement and evaluation related to relay selection or reselection, if the relay selection or reselection condition is satisfied , it is determined that the first RRC process fails; on the contrary, if the relay selection or reselection conditions are not satisfied, it is determined that the first RRC process has not failed.
  • the first operation performed by the remote terminal is to perform cell selection or reselection related measurement and evaluation, and when performing relay selection or reselection related measurement and evaluation, if at least one of the following is satisfied, then It is determined that the first RRC process fails: cell selection or reselection conditions, relay selection or reselection conditions, it is determined that the first RRC process failure occurs; otherwise, if the cell selection or reselection conditions are not satisfied, and relay selection is not satisfied. or the reselection condition, it is determined that the first RRC process has not failed.
  • the method may further include the following steps: the RRC layer of the remote terminal sends a non-access (Non-Access Stratum, NAS)
  • the layer indicates first information, and the content of the first information includes at least one of the following: 1) a failure of the first RRC process; 2) a reason for the failure of the first RRC process.
  • the reason for the failure of the first RRC process may be that the cell selection or reselection condition is met, and/or the relay selection or reselection condition is met, which can be specifically obtained according to the first operation performed.
  • the foregoing embodiment may further include the following step: the NAS layer of the remote terminal instructs the RRC layer to trigger a connection with the first RRC layer.
  • a recovery operation corresponding to an RRC process failure, the recovery operation includes one of the following 1) to 3).
  • the first measurement information determine to initiate a second RRC process to a cell that satisfies the cell selection or reselection condition, or initiate a second RRC process to a relay terminal that satisfies the relay selection or reselection condition; wherein the The first measurement information includes at least one of the following: a first measurement result of the Uu link; and a second measurement result of the secondary link.
  • the first measurement result may be the Uu link quality measured by the remote terminal, and the first measurement result may be obtained based on the first operation performed by the remote terminal (ie, cell selection or reselection related measurement and evaluation)
  • the measurement result may also be the measurement result obtained by the remote terminal according to the Uu measurement configuration configured in advance by the network side device.
  • the second measurement result may be the link quality of the sidelink measured by the remote terminal, same as above, and the second measurement result may be based on the first operation performed by the remote terminal (ie relay selection or reselection correlation measurement and It can also be the measurement result obtained by the remote terminal based on the sidelink measurement configuration configured in advance by the network side device; it can also be the measurement result obtained by the remote terminal based on the unicast link communicated with the relay terminal.
  • This embodiment determines whether the first RRC process fails by performing the first operation, and triggers the remote terminal to initiate a second RRC process corresponding to the failure of the first RRC process, so as to ensure the successful completion of the remote terminal in the secondary link relay scenario
  • the RRC process improves communication efficiency.
  • the remote terminal can at least judge whether the RRC connection establishment/reestablishment/recovery fails according to whether the relay selection or reselection condition (optionally combined with the cell selection or reselection condition) is satisfied, and can also Execute the RRC connection recovery process after RRC failure to ensure the successful completion of the RRC process of the remote terminal in the secondary link relay scenario, improving communication efficiency.
  • the first RRC procedure may include one of the following procedures: an RRC connection establishment procedure; an RRC connection recovery procedure; and an RRC connection reestablishment procedure.
  • the second RRC procedure may include one of the following procedures: an RRC connection establishment procedure; an RRC connection restoration procedure; and an RRC connection reestablishment procedure.
  • the second RRC process is the same as the first RRC process if the remote terminal maintains the current RRC state before initiating the second RRC process, that is, the remote terminal does not undergo RRC state transition.
  • the first RRC procedure and the second RRC procedure are both RRC connection recovery procedures. If the remote terminal keeps in an idle state (idle) before initiating the second RRC procedure, both the first RRC procedure and the second RRC procedure are RRC connection establishment procedures. If the remote terminal maintains the connected state all the time before initiating the second RRC procedure, the first RRC procedure and the second RRC procedure are both RRC connection re-establishment procedures.
  • the remote terminal enters an idle state before initiating a second RRC procedure, where the second RRC procedure is an RRC connection establishment procedure.
  • the first RRC procedure may include one of the following: RRC connection establishment procedure; RRC connection recovery procedure; RRC connection reestablishment procedure
  • the remote terminal initiates the first RRC process in the idle state, and the remote terminal maintains the idle state until the second RRC process is initiated, the remote terminal initiates the second RRC process in the idle state, and the second RRC process For the RRC connection establishment process. If the remote terminal initiates the first RRC process in the inactive state, and the remote terminal first enters the idle state before initiating the second RRC process, the remote terminal initiates the second RRC process in the idle state, and the second RRC process is RRC connection establishment process.
  • the remote terminal initiates the first RRC process in the connected state, and the remote terminal first enters the idle state before initiating the second RRC process, the remote terminal initiates the second RRC process in the idle state, and the second RRC process is the RRC connection establishment process .
  • the first measurement information mentioned in the foregoing embodiment it is determined to initiate a second RRC process to a cell that satisfies the cell selection or reselection condition, or to a relay terminal that satisfies the relay selection or reselection condition.
  • Initiating the second RRC procedure includes at least one of the following 1) and 2).
  • the remote terminal may initiate a second RRC procedure to a cell that satisfies the cell selection or reselection conditions, or may also send a request to a cell that satisfies the relay selection condition.
  • the relay terminal of the reselection condition initiates the second RRC process, which can be specifically implemented according to the configuration of the network side device, or according to the instruction of the network side device, or according to a predefined rule (such as a protocol agreement).
  • the second RRC process includes: according to the first measurement information and the second information, determining to initiate the second RRC process to the cell that satisfies the cell selection or reselection condition, or to initiate the second RRC procedure to the relay terminal that satisfies the relay selection or reselection condition RRC process; wherein, the second information includes at least one of the following: a first threshold related to the Uu link, and a second threshold related to the secondary link.
  • the second information includes the first threshold, for example, the network-side device is configured with the first threshold but not configured with the second threshold.
  • the determining, according to the first measurement information and the second information, to initiate the second RRC process to the cell that satisfies the cell selection or reselection condition, or to initiate the second RRC procedure to the relay terminal that satisfies the relay selection or reselection condition includes: At least one of 1) and 2).
  • the remote terminal can initiate a second RRC procedure to a cell that satisfies the cell selection or reselection conditions, or can also send a request to a cell that satisfies the relay selection or reselection conditions.
  • the relay terminal of the reselection condition initiates the second RRC process, which can be specifically implemented according to the configuration of the network side device, or according to the instruction of the network side device, or according to a predefined rule (such as a protocol agreement).
  • the second information includes the second threshold, for example, the network-side device is configured with the second threshold but not configured with the first threshold.
  • the determining, according to the first measurement information and the second information, to initiate the second RRC process to the cell that satisfies the cell selection or reselection condition, or to initiate the second RRC procedure to the relay terminal that satisfies the relay selection or reselection condition includes: At least one of 1) and 2).
  • the remote terminal may initiate a second RRC procedure to a cell that satisfies the cell selection or reselection conditions, or may also send a request to a cell that satisfies the relay selection or reselection conditions.
  • the relay terminal of the reselection condition initiates the second RRC process, which can be specifically implemented according to the configuration of the network side device, or according to the instruction of the network side device, or according to a predefined rule (such as a protocol agreement).
  • the second information includes the first threshold and the second threshold, for example, the network-side device is configured with the first threshold and the second threshold.
  • the determining, according to the first measurement information and the second information, to initiate the second RRC process to the cell that satisfies the cell selection or reselection condition, or to initiate the second RRC procedure to the relay terminal that satisfies the relay selection or reselection condition includes: one of 1) and 2).
  • the first situation includes: the first measurement result is greater than a first threshold and the second measurement result is less than a second threshold, and the second situation is a situation other than the first situation.
  • the second case may be that the first measurement result is greater than the first threshold and the second measurement result is greater than the second threshold; or, the second case may be that the first measurement result is smaller than the first threshold and the second measurement The result is less than the second threshold; alternatively, the second case may be that the first measurement is less than the first threshold and the second measurement is greater than the second threshold.
  • the first measurement result is equal to the first threshold or the second measurement result is equal to the second threshold
  • it can be flexibly summarized to belong to the above-mentioned first situation or to the above-mentioned second situation.
  • it can be implemented according to the configuration of the network side device, or according to the instruction of the network side device, or according to a predefined rule (such as a protocol agreement).
  • the third situation includes: the first measurement result is less than a first threshold and the second measurement result is greater than a second threshold, and the fourth situation is a situation other than the third situation.
  • the fourth case may be that the first measurement result is greater than the first threshold and the second measurement result is greater than the second threshold; or, the fourth case may be that the first measurement result is smaller than the first threshold and the second measurement The result is less than the second threshold; alternatively, the fourth condition may be that the first measurement is greater than the first threshold and the second measurement is less than the second threshold.
  • the first measurement result is equal to the first threshold or the second measurement result is equal to the second threshold
  • it can be flexibly summarized to belong to the above third situation, or to the above fourth situation.
  • it can be implemented according to the configuration of the network side device, or according to the instruction of the network side device, or according to a predefined rule (such as a protocol agreement).
  • This embodiment mainly introduces an RRC connection establishment procedure (RRC establishment procedure) of a remote terminal (Remote UE), and this embodiment includes the following steps.
  • Step 1 When the Remote UE sends an RRC setup request message (RRCSetupRequest) to a network side device (such as a base station) (the RRCSetupRequest message is received by the Relay UE and relayed to the base station), one of the following actions 1) and 2) can be performed.
  • RRCSetupRequest an RRC setup request message
  • a network side device such as a base station
  • Step 2 If "RRC connection establishment failure" occurs in the Remote UE, the NAS layer of the Remote UE is notified of "RRC connection establishment failure", and/or the specific event of Step 1: the cell re-selection condition and the relay re-selection condition are met. at least one.
  • Step 3 The NAS layer triggers the Remote UE AS recovery process, and the Remote UE performs one of the following actions.
  • the base station configures the cell re-selection threshold: if the cell re-selection measurement result is greater than the threshold, execute (1); otherwise, execute (2).
  • the base station configures the relay re-selection threshold: if the relay re-selection measurement result is greater than the threshold, execute (2); otherwise, execute (1).
  • the base station configures the cell re-selection threshold and configures the relay re-selection threshold: if the cell re-selection measurement result is greater than the threshold and the relay re-selection measurement result is less than the threshold, execute (1); otherwise, execute (2). Alternatively, if the cell re-selection measurement result is less than the threshold and the relay re-selection measurement result is greater than the threshold, perform (2); otherwise, perform (1).
  • This embodiment mainly introduces the remote UE RRC connection recovery procedure (RRC resume procedure), which includes the following steps.
  • Step 1 When the Remote UE sends an RRC recovery request message (RRCResumeRequest) to the base station (the RRCResumeRequest message is received by the Relay UE and transferred to the base station), one of the following actions 1) and 2) can be performed.
  • RRCResumeRequest an RRC recovery request message
  • Step 2 If "RRC connection recovery failure" occurs in the Remote UE, notify the NAS layer of the Remote UE that "RRC connection recovery failure", and/or the specific event of Step 1: satisfy the cell re-selection condition and relay re-selection condition at least one.
  • Step 3 The NAS layer triggers the Remote UE AS recovery process, and the Remote UE performs one of the following actions:
  • the difference between the two is whether the remote UE performs the inactive->idle state transition.
  • the specific time point for executing the state transition can be in step 2 or in step 3.
  • this step initiates the RRC connection establishment process to the cell that satisfies the cell re-selection condition. For another example, if the remote UE does not perform the inactive->idle state transition and remains in the inactive state, this step initiates the RRC connection recovery process to the cell that satisfies the cell re-selection condition.
  • the difference between the two is whether the remote UE performs the inactive->idle state transition.
  • the specific time point for executing the state transition can be in step 2 or in step 3.
  • this step initiates the RRC connection establishment process to the relay UE that satisfies the relay re-selection condition. For another example, if the remote UE does not perform the inactive->idle state transition and remains in the inactive state, this step initiates the RRC connection recovery process to the relay UE that satisfies the relay re-selection condition.
  • the base station configures the cell re-selection threshold: if the cell re-selection measurement result is greater than the threshold, execute (1); otherwise, execute (2).
  • the base station configures the relay re-selection threshold: if the relay re-selection measurement result is greater than the threshold, execute (2); otherwise, execute (1).
  • the base station configures the cell re-selection threshold and configures the relay re-selection threshold: if the cell re-selection measurement result is greater than the threshold and the relay re-selection measurement result is less than the threshold, execute (1); otherwise, execute (2). Alternatively, if the cell re-selection measurement result is less than the threshold and the relay re-selection measurement result is greater than the threshold, perform (2); otherwise, perform (1).
  • This embodiment mainly introduces a remote UE RRC connection reestablishment process (RRC re-establishment), which includes the following steps.
  • Step 1 When the Remote UE satisfies the RRC re-establishment trigger condition, one of the following actions 1) and 2) is performed.
  • Step 2 If "RRC connection failure" occurs in the Remote UE, the NAS layer of the Remote UE is notified of "RRC connection failure", and/or, the specific event of Step 1: at least one of the cell selection condition and the relay re-selection condition is satisfied .
  • Step 3 The NAS layer triggers the Remote UE access recovery (AS recovery) process, and the Remote UE performs one of the following actions:
  • the difference between the two is whether the remote UE performs the connected state (connected)->idle state transition.
  • the specific time point for executing the state transition can be in step 2 or in step 3.
  • this step initiates the RRC connection establishment process to the cell that satisfies the cell re-selection condition. For another example, if the remote UE has not performed the connected->idle state transition and remains in the connected state, this step initiates the RRC connection re-establishment process to the cell that satisfies the cell re-selection condition.
  • the difference between the two is whether the remote UE performs the connected->idle state transition.
  • the specific time point for executing the state transition can be in step 2 or in step 3.
  • this step initiates the RRC connection establishment process to the relay UE that satisfies the relay re-selection condition. For another example, if the remote UE does not perform the connected->idle state transition and remains in the connected state, this step initiates the RRC connection re-establishment process to the relay UE that satisfies the relay re-selection condition.
  • the base station configures the cell re-selection threshold: if the cell re-selection measurement result is greater than the threshold, execute (1); otherwise, execute (2).
  • the base station configures the relay re-selection threshold: if the relay re-selection measurement result is greater than the threshold, execute (2); otherwise, execute (1).
  • the base station configures the cell re-selection threshold and configures the relay re-selection threshold: if the cell re-selection measurement result is greater than the threshold and the relay re-selection measurement result is less than the threshold, execute (1); otherwise, execute (2). Alternatively, if the cell re-selection measurement result is less than the threshold and the relay re-selection measurement result is greater than the threshold, perform (2); otherwise, perform (1).
  • the execution subject may be a measurement device, or a control module in the measurement device for executing the measurement method.
  • the measuring device provided by the embodiment of the present application is described by taking the measurement method performed by the measuring device as an example.
  • FIG. 3 is a schematic structural diagram of a measurement apparatus according to an embodiment of the present application, and the apparatus may correspond to a remote terminal in other embodiments. As shown in FIG. 3 , the apparatus 300 includes the following modules.
  • the measurement processing module 302 can be configured to perform a first operation, where the first operation includes performing relevant measurement and evaluation of relay selection or reselection, and performing or not performing a first sub-operation; the first sub-operation includes a cell Relevant measures and assessments for selection or reselection.
  • the apparatus 300 may not perform measurement and evaluation related to cell selection or reselection, but may perform measurement and evaluation related to relay selection or reselection; or may perform measurement and evaluation related to cell selection or reselection, In addition, the measurement and evaluation related to relay selection or reselection are performed, and the measurement behavior of the remote terminal is clarified, which is convenient to meet the communication requirements and improve the communication efficiency.
  • the first operation is performed in a first RRC process
  • the apparatus further includes a determining module, configured to: determine the first RRC according to an execution result obtained by the first operation state of the process.
  • the determining module is configured to: in the case that the first operation includes performing relevant measurement and evaluation of relay selection or reselection, and the first sub-operation is not performed, If the relay selection or reselection condition is satisfied, it is determined that a first RRC procedure failure occurs; or in the case where the first operation includes performing the relevant measurement and evaluation of relay selection or reselection, and performing the first sub-operation Next, if at least one of the following is satisfied, it is determined that the first RRC procedure fails: cell selection or reselection condition, relay selection or reselection condition.
  • the apparatus when it is determined that the first RRC process fails, the apparatus further includes a notification module, configured to: indicate the first information to the NAS layer through the RRC layer, the content of the first information It includes at least one of the following: the first RRC process fails; the reason for the failure of the first RRC process.
  • the apparatus further includes a recovery processing module, configured to: instruct the RRC layer to trigger a recovery operation corresponding to the failure of the first RRC process through the NAS layer, where the recovery operation includes One of the following: initiate a second RRC procedure to a cell that satisfies the cell selection or reselection condition; initiate a second RRC procedure to a relay terminal that satisfies the relay selection or reselection condition; Or the cell with the reselection condition initiates the second RRC procedure or initiates the second RRC procedure to the relay terminal that satisfies the relay selection, or, the relay terminal that meets the reselection condition; wherein, the first measurement information includes at least one of the following: Uu link The first measurement result of ; the second measurement result of the secondary link.
  • the device maintains the current RRC state before initiating a second RRC process, and the second RRC process is the same as the first RRC process; or, the device is initiating a second RRC process Before entering the idle state, the second RRC process is an RRC connection establishment process.
  • the first measurement information it is determined to initiate a second RRC process to a cell that satisfies the cell selection or reselection condition, or to a relay terminal that satisfies the relay selection or reselection condition.
  • the second RRC procedure includes: if the first measurement result is greater than the second measurement result, initiating a second RRC procedure to a cell that satisfies the cell selection or reselection condition; if the first measurement result is smaller than the second RRC procedure According to the measurement result, the second RRC process is initiated to the relay terminal that satisfies the relay selection or reselection condition.
  • the first measurement information it is determined to initiate a second RRC process to a cell that satisfies the cell selection or reselection condition or to a relay terminal that satisfies the relay selection or reselection condition.
  • the second RRC process includes: according to the first measurement information and the second information, determining to initiate the second RRC process to the cell that satisfies the cell selection or reselection condition, or to initiate the second RRC procedure to the relay terminal that satisfies the relay selection or reselection condition Two RRC processes; wherein the second information includes at least one of the following: a first threshold related to the Uu link, and a second threshold related to the secondary link.
  • the second information includes the first threshold, and according to the first measurement information and the second information, it is determined to initiate a second RRC process to a cell that satisfies a cell selection or reselection condition.
  • initiating the second RRC process to the relay terminal that satisfies the relay selection or reselection condition includes at least one of the following: if the first measurement result is greater than the first threshold, initiating to the cell that satisfies the cell selection or reselection condition The second RRC process; if the first measurement result is less than the first threshold, the second RRC process is initiated to the relay terminal that satisfies the relay selection or reselection condition.
  • the second information includes the second threshold, and according to the first measurement information and the second information, it is determined to initiate a second RRC process to a cell that satisfies a cell selection or reselection condition.
  • initiating the second RRC process to the relay terminal that satisfies the relay selection or reselection condition includes at least one of the following: if the second measurement result is greater than the second threshold, sending a message to the relay terminal that satisfies the relay selection or reselection condition Next, the terminal initiates the second RRC process; if the second measurement result is less than the second threshold, the second RRC process is initiated to the cell that satisfies the cell selection or reselection condition.
  • the second information includes the first threshold and the second threshold, and according to the first measurement information and the second information, it is determined to select a cell that satisfies a cell selection or reselection condition.
  • Initiating the second RRC process, or initiating the second RRC process to the relay terminal that satisfies the relay selection or reselection condition includes one of the following: in the first case, initiating the second RRC procedure to the cell that satisfies the cell selection or reselection condition RRC process; in the second case, initiate a second RRC process to the relay terminal that satisfies the relay selection or reselection condition; the first case includes: the first measurement result is greater than the first threshold and the second The measurement result is less than a second threshold, and the second situation is a situation other than the first situation; in the third situation, a second RRC procedure is initiated to the relay terminal that satisfies the relay selection or reselection condition; in In the fourth case, a second
  • the first RRC process includes one of the following processes: an RRC connection establishment process; an RRC connection recovery process; and an RRC connection reestablishment process.
  • the measurement device in this embodiment of the present application may be a device, a device with an operating system or an electronic device, or may be a component, an integrated circuit, or a chip in a terminal.
  • the apparatus or electronic device may be a mobile terminal or a non-mobile terminal.
  • the mobile terminal may include, but is not limited to, the types of terminals 11 listed above, and the non-mobile terminal may be a server, a network attached storage (NAS), a personal computer (personal computer, PC), a television ( television, TV), teller machine, or self-service machine, etc., which are not specifically limited in the embodiments of the present application.
  • the measurement device in the embodiment of the present application may be a device with an operating system.
  • the operating system may be an Android (Android) operating system, an ios operating system, or other possible operating systems, which are not specifically limited in the embodiments of the present application.
  • the measurement device provided in the embodiment of the present application can implement each process implemented by the method embodiment in FIG. 2 and achieve the same technical effect. To avoid repetition, details are not repeated here.
  • an embodiment of the present application further provides a communication device 400, including a processor 401, a memory 402, a program or instruction stored in the memory 402 and executable on the processor 401,
  • a communication device 400 including a processor 401, a memory 402, a program or instruction stored in the memory 402 and executable on the processor 401
  • the communication device 400 is a terminal
  • the program or instruction is executed by the processor 401
  • each process of the above-mentioned measurement method embodiment can be realized, and the same technical effect can be achieved. To avoid repetition, details are not described here.
  • An embodiment of the present application further provides a terminal, including a processor and a communication interface, where the processor is configured to perform a first operation, where the first operation includes performing relevant measurement and evaluation of relay selection or reselection, and performing or not performing the first operation.
  • This terminal embodiment corresponds to the above-mentioned remote terminal-side method embodiment, and each implementation process and implementation manner of the above-mentioned method embodiment can be applied to this terminal embodiment, and can achieve the same technical effect.
  • FIG. 5 is a schematic diagram of a hardware structure of a terminal implementing an embodiment of the present application.
  • the terminal 500 includes but is not limited to: a radio frequency unit 501, a network module 502, an audio output unit 503, an input unit 504, a sensor 505, a display unit 506, a user input unit 507, an interface unit 508, a memory 509, and a processor 510, etc. at least part of the components.
  • the terminal 500 may further include a power supply (such as a battery) for supplying power to various components, and the power supply may be logically connected to the processor 510 through a 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. 5 does not constitute a limitation to the terminal, and the terminal may include more or less components than shown, or combine some components, or arrange different components, which will not be repeated here.
  • the input unit 504 may include a graphics processor (Graphics Processing Unit, GPU) 5041 and a microphone 5042. Such as camera) to obtain still pictures or video image data for processing.
  • the display unit 506 may include a display panel 5061, which may be configured in the form of a liquid crystal display, an organic light emitting diode, or the like.
  • the user input unit 507 includes a touch panel 5071 and other input devices 5072 .
  • the touch panel 5071 is also called a touch screen.
  • the touch panel 5071 may include two parts, a touch detection device and a touch controller.
  • Other input devices 5072 may include, but are not limited to, physical keyboards, function keys (such as volume control keys, switch keys, etc.), trackballs, mice, and joysticks, which are not described herein again.
  • the radio frequency unit 501 receives the downlink data from the network side device, and then processes it to the processor 510; in addition, sends the uplink data to the network side device.
  • the radio frequency unit 501 includes, but is not limited to, an antenna, at least one amplifier, a transceiver, a coupler, a low noise amplifier, a duplexer, and the like.
  • Memory 509 may be used to store software programs or instructions as well as various data.
  • the memory 509 may mainly include a storage program or instruction area and a storage data area, wherein the stored program or instruction area may store an operating system, an application program or instruction required for at least one function (such as a sound playback function, an image playback function, etc.) and the like.
  • the memory 509 may include a high-speed random access memory, and may also include a non-volatile memory, wherein the non-volatile memory may be a read-only memory (Read-Only Memory, ROM), a programmable read-only memory (Programmable ROM) , PROM), erasable programmable read-only memory (Erasable PROM, EPROM), electrically erasable programmable read-only memory (Electrically EPROM, EEPROM) or flash memory.
  • ROM Read-Only Memory
  • PROM programmable read-only memory
  • PROM erasable programmable read-only memory
  • Erasable PROM Erasable PROM
  • EPROM electrically erasable programmable read-only memory
  • EEPROM electrically erasable programmable read-only memory
  • flash memory for example at least one magnetic disk storage device, flash memory device, or other non-volatile solid state storage device.
  • the processor 510 may include one or more processing units; optionally, the processor 510 may integrate an application processor and a modem processor, wherein the application processor mainly processes the operating system, user interface, application programs or instructions, etc., Modem processors mainly deal with wireless communications, such as baseband processors. It can be understood that, the above-mentioned modulation and demodulation processor may not be integrated into the processor 510.
  • the processor 510 may be configured to perform a first operation, where the first operation includes performing relevant measurement and evaluation of relay selection or reselection, and performing or not performing a first sub-operation; the first sub-operation includes: Related measurements and evaluations for cell selection or reselection.
  • the terminal may not perform measurement and evaluation related to cell selection or reselection, but may perform measurement and evaluation related to relay selection or reselection; or may perform measurement and evaluation related to cell selection or reselection, and The measurement and evaluation related to relay selection or reselection are performed, and the measurement behavior of the remote terminal is clarified, which is convenient to meet the communication requirements and improve the communication efficiency.
  • the terminal 500 provided in this embodiment of the present application can also implement each process of the above-mentioned measurement method embodiment, and can achieve the same technical effect. To avoid repetition, details are not repeated here.
  • the embodiments of the present application further provide a readable storage medium, where a program or an instruction is stored on the readable storage medium.
  • a program or an instruction is stored on the readable storage medium.
  • the processor may be the processor in the terminal described in the foregoing embodiment.
  • the readable storage medium includes a computer-readable storage medium, such as a computer read-only memory (Read-Only Memory, ROM), a random access memory (Random Access Memory, RAM), a magnetic disk or an optical disk, and the like.
  • An embodiment of the present application further provides a chip, where the chip includes a processor and a communication interface, the communication interface is coupled to the processor, and the processor is configured to run a program or an instruction to implement each of the foregoing measurement method embodiments process, and can achieve the same technical effect, in order to avoid repetition, it will not be repeated here.
  • the chip mentioned in the embodiments of the present application may also be referred to as a system-on-chip, a system-on-chip, a system-on-chip, or a system-on-a-chip, or the like.

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Abstract

本申请实施例公开了一种测量方法和设备,属于通信技术领域。本申请实施例的测量方法包括:远端终端执行第一操作,所述第一操作包括执行中继选择或重选的相关测量和评估,以及执行或者不执行第一子操作;所述第一子操作包括小区选择或重选的相关测量和评估。

Description

测量方法和设备
相关申请的交叉引用
本申请要求于2021年04月12日提交的申请号为202110391030X,发明名称为“测量方法和设备”的中国专利申请的优先权,其通过引用方式全部并入本申请。
技术领域
本申请属于通信技术领域,具体涉及一种测量方法和设备。
背景技术
无线通信系统中的中继(Relay)技术,通常是在网络侧设备与终端之间增加了一个或多个中继节点,用于对无线信号进行一次或者多次的转发,即无线信号要经过多跳才能到达终端。无线中继技术不仅可用于扩展小区覆盖,弥补小区覆盖盲点,同时也可通过空间资源复用提升小区容量。对于室内覆盖,中继技术也可起到克服穿透损耗,提升室内覆盖质量的作用。
新空口(New Radio,NR)正在研究如何支持终端到网络侧设备的中继机制(UE-to-Network Relay机制),典型场景如图1所示,远端终端(Remote UE)需要与网络侧设备传输数据,但由于覆盖不佳,找到中继终端(Relay UE)为其中转,其中,中继终端与网络侧设备之间是Uu接口,中继终端和远端终端之间是副链路(sidelink)接口,或称PC5接口。
在副链路中继场景中,相关技术中对远端终端的测量行为还不明确,不能满足通信需求。
发明内容
本申请实施例提供一种测量方法和设备,解决远端终端的测量行为不明确,不能满足通信需求的问题。
第一方面,提供了一种测量方法,包括:远端终端执行第一操作,所述第一操作包括执行中继选择或重选的相关测量和评估,以及执行或者不执行第一子操作;所述第一子操作包括小区选择或重选的相关测量和评估。
第二方面,提供了一种测量装置,包括:测量处理模块,用于执行第一操作,所述第一操作包括执行中继选择或重选的相关测量和评估,以及执行或者不执行第一子操作;所述第一子操作包括小区选择或重选的相关测量和评估。
第三方面,提供了一种终端,该终端包括处理器、存储器及存储在所述存储器上并可在所述处理器上运行的程序或指令,所述程序或指令被所述处理器执行时实现如第一方面所述的方法。
第四方面,提供了一种终端,包括处理器及通信接口,其中,所述处理器用于执行第一操作,所述第一操作包括执行中继选择或重选的相关测量和评估,以及执行或者不执行第一子操作;所述第一子操作包括小区选择或重选的相关测量和评估。
第五方面,提供了一种可读存储介质,所述可读存储介质上存储程序或指令,所述程序或指令被处理器执行时实现如第一方面所述的方法。
第六方面,提供了一种芯片,所述芯片包括处理器和通信接口,所述通信接口和所述处理器耦合,所述处理器用于运行程序或指令,实现如第一方面所述的方法。
第七方面,提供了一种计算机程序/程序产品,所述计算机程序/程序产品被存储在非瞬态的存储介质中,所述程序/程序产品被至少一个处理器执行以实现如第一方面所述的方法。
在本申请实施例中,远端终端可以不执行小区选择或重选相关的测量和评估,执行中继选择或重选相关的测量和评估;或者是执行小区选择或 重选相关的测量和评估,且执行中继选择或重选相关的测量和评估,明确了远端终端的测量行为,便于满足通信需求,提高通信效率。
附图说明
图1是根据本申请实施例的无线通信系统的示意图;
图2是根据本申请实施例的测量方法的示意性流程图;
图3是根据本申请实施例的测量装置的结构示意图;
图4是根据本申请实施例的通信设备的结构示意图;
图5是根据本申请实施例的终端的结构示意图。
具体实施方式
下面将结合本申请实施例中的附图,对本申请实施例中的技术方案进行清楚地描述,显然,所描述的实施例是本申请一部分实施例,而不是全部的实施例。基于本申请中的实施例,本领域普通技术人员所获得的所有其他实施例,都属于本申请保护的范围。
本申请的说明书和权利要求书中的术语“第一”、“第二”等是用于区别类似的对象,而不用于描述特定的顺序或先后次序。应该理解这样使用的术语在适当情况下可以互换,以便本申请的实施例能够以除了在这里图示或描述的那些以外的顺序实施,且“第一”、“第二”所区别的对象通常为一类,并不限定对象的个数,例如第一对象可以是一个,也可以是多个。此外,说明书以及权利要求中“和/或”表示所连接对象的至少其中之一,字符“/”一般表示前后关联对象是一种“或”的关系。
值得指出的是,本申请实施例所描述的技术不限于长期演进型(Long Term Evolution,LTE)/LTE的演进(LTE-Advanced,LTE-A)系统,还可用于其他无线通信系统,诸如码分多址(Code Division Multiple Access,CDMA)、时分多址(Time Division Multiple Access,TDMA)、频分多址(Frequency Division Multiple Access,FDMA)、正 交频分多址(Orthogonal Frequency Division Multiple Access,OFDMA)、单载波频分多址(Single-carrier Frequency-Division Multiple Access,SC-FDMA)和其他系统。本申请实施例中的术语“系统”和“网络”常被可互换地使用,所描述的技术既可用于以上提及的系统和无线电技术,也可用于其他系统和无线电技术。以下描述出于示例目的描述了新空口(New Radio,NR)系统,并且在以下大部分描述中使用NR术语,这些技术也可应用于NR系统应用以外的应用,如第6代(6 th Generation,6G)通信系统。
图1示出本申请实施例可应用的一种无线通信系统的示意图。无线通信系统包括终端11和网络侧设备12,终端11可以包括中继终端和远端终端。其中,终端11也可以称作终端设备或者用户终端(User Equipment,UE),终端11可以是手机、平板电脑(Tablet Computer)、膝上型电脑(Laptop Computer)或称为笔记本电脑、个人数字助理(Personal Digital Assistant,PDA)、掌上电脑、上网本、超级移动个人计算机(ultra-mobile personal computer,UMPC)、移动上网装置(Mobile Internet Device,MID)、可穿戴式设备(Wearable Device)或车载设备(VUE)、行人终端(PUE)等终端侧设备,可穿戴式设备包括:智能手表、手环、耳机、眼镜等。需要说明的是,在本申请实施例并不限定终端11的具体类型。网络侧设备12可以包括接入网设备或核心网设备,其中,接入网设备12也可以称为无线接入网设备、无线接入网(Radio Access Network,RAN)、无线接入网功能或无线接入网单元。网络侧设备12可以是基站或核心网,其中,基站可被称为节点B、演进节点B、接入点、基收发机站(Base Transceiver Station,BTS)、无线电基站、无线电收发机、基本服务集(Basic Service Set,BSS)、扩展服务集(Extended Service Set,ESS)、B节点、演进型B节点(eNB)、下一代节点B(gNB)、家用B节点、家用演进型B节点、WLAN接入点、WiFi节点、发送接收点(Transmitting Receiving Point,TRP)或所述领域中其 他某个合适的术语,只要达到相同的技术效果,所述基站不限于特定技术词汇,需要说明的是,在本申请实施例中仅以NR系统中的基站为例,但是并不限定基站的具体类型。核心网设备可以包含但不限于如下至少一项:核心网节点、核心网功能、移动管理实体(Mobility Management Entity,MME)、接入移动管理功能(Access and Mobility Management Function,AMF)、会话管理功能(Session Management Function,SMF)、用户平面功能(User Plane Function,UPF)、策略控制功能(Policy Control Function,PCF)、策略与计费规则功能单元(Policy and Charging Rules Function,PCRF)、边缘应用服务发现功能(Edge Application Server Discovery Function,EASDF)、统一数据管理(Unified Data Management,UDM),统一数据仓储(Unified Data Repository,UDR)、归属用户服务器(Home Subscriber Server,HSS)、集中式网络配置(Centralized network configuration,CNC)、网络存储功能(Network Repository Function,NRF),网络开放功能(Network Exposure Function,NEF)、本地NEF(Local NEF,或L-NEF)、绑定支持功能(Binding Support Function,BSF)、应用功能(Application Function,AF)等。需要说明的是,在本申请实施例中仅以NR系统中的核心网设备为例进行介绍,并不限定核心网设备的具体类型。
下面结合附图,通过一些实施例及其应用场景对本申请实施例提供的测量方法和设备进行详细地说明。
如图2所示,本申请实施例提供一种测量方法200,该方法可以由远端终端(Remote UE)执行,换言之,该方法可以由安装在远端终端的软件或硬件来执行,该方法包括如下步骤。
S202:远端终端执行第一操作,第一操作包括执行中继选择或重选的相关测量和评估,以及执行或者不执行第一子操作;第一子操作包括小区选择或重选的相关测量和评估。
该实施例中,远端终端可以执行如下之一:不执行小区选择或重选的相关测量和评估,执行中继选择或重选的相关测量和评估;或者,执行小 区选择或重选相关的测量和评估,且执行中继选择或重选相关的测量和评估。
该实施例中,远端终端执行小区选择或重选相关的测量和评估例如包括:远端终端接收来自网络侧设备的参考信号,并测量该参考信号的质量指标,如参考信号接收功率(Reference Signal Receiving Power,RSRP),参考信号接收质量(Reference Signal Receiving Quality,RSRQ)等,进而将该质量指标和预设指标进行比对,确定出是否满足小区选择或重选条件。
可选地,远端终端在确定出满足小区选择或重选条件的情况下,还可以向满足小区选择或重选条件的小区发起无线资源控制(Radio Resource Control,RRC)连接建立过程,RRC连接恢复过程或RRC连接重建过程等,便于满足通信需求,提高通信效率。
该实施例中,远端终端执行中继选择或重选相关的测量和评估例如包括:远端终端接收来自中继终端(Relay UE)的参考信号,并测量该参考信号的质量指标,如RSRP,RSRQ等,进而将该质量指标和预设指标进行比对,确定出是否满足中继选择或重选条件。
可选地,远端终端在确定出满足中继选择或重选条件的情况下,还可以向满足中继选择或重选条件的中继终端发起RRC连接建立过程,RRC连接恢复过程或RRC连接重建过程等,便于满足通信需求,提高通信效率。
本申请实施例提供的测量方法,远端终端可以不执行小区选择或重选相关的测量和评估,执行中继选择或重选相关的测量和评估;或者是执行小区选择或重选相关的测量和评估,且执行中继选择或重选相关的测量和评估,明确了远端终端的测量行为,便于满足通信需求,提高通信效率。
可选地,所述第一操作是在第一RRC过程中执行的,也即,远端终端在第一RRC过程中执行第一操作。这样,实施例200还可以包括如下步骤:根据所述第一操作得到的执行结果,确定第一RRC过程的状态, 例如,确定是否发生第一RRC过程失败。
上述第一RRC过程可以包括如下过程之一:RRC连接建立过程;RRC连接恢复过程;RRC连接重建过程。
该实施例可以通过执行的第一操作判断是否发生第一RRC过程失败,后续还可以执行与第一RRC过程失败对应的恢复操作等,便于成功完成副链路中继场景下远端终端的RRC流程,提高通信效率。
需要说明的是,本申请各个实施例提供的测量方法不仅可以应用在NR副链路中继场景下,还可以应用在副链路中继场景下,还可以应用在后续演进系统的副链路中继场景下。
上述提到的根据所述第一操作得到的执行结果,确定第一RRC过程的状态可以包括如下1和2)之一:1)在所述第一操作包括执行中继选择或重选的相关测量和评估,以及不执行所述第一子操作的情况下,如果满足中继选择或重选条件,则确定发生第一RRC过程失败;2)在所述第一操作包括执行中继选择或重选的相关测量和评估,以及执行所述第一子操作的情况下,如果满足如下至少之一,则确定发生第一RRC过程失败:小区选择或重选条件,中继选择或重选条件。
该实施例例如,远端终端执行的第一操作是不执行小区选择或重选相关的测量和评估,执行中继选择或重选相关的测量和评估时,如果满足中继选择或重选条件,则确定发生第一RRC过程失败;反之,如果不满足中继选择或重选条件,则确定第一RRC过程未失败。
该实施例又例如,远端终端执行的第一操作是执行小区选择或重选相关的测量和评估,且执行中继选择或重选相关的测量和评估时,如果满足如下至少之一,则确定发生第一RRC过程失败:小区选择或重选条件,中继选择或重选条件,则确定发生第一RRC过程失败;反之,如果不满足小区选择或重选条件,且不满足中继选择或重选条件,则确定第一RRC过程未失败。
前文各个实施例中,远端终端在确定发生第一RRC过程失败的情况 下,所述方法还可以包括如下步骤:所述远端终端的RRC层向非接入(Non-Access Stratum,NAS)层指示第一信息,所述第一信息的内容包括如下至少之一:1)第一RRC过程失败;2)所述第一RRC过程失败的原因。该例子中,第一RRC过程失败的原因可以是满足小区选择或重选条件,和/或,满足中继选择或重选条件,具体可以根据执行的第一操作得到。
在NAS层获知第一RRC过程失败和/或第一RRC过程失败的原因的情况下,前文实施例还可以包括如下步骤:所述远端终端的NAS层指示所述RRC层触发与所述第一RRC过程失败对应的恢复操作,所述恢复操作包括如下1)至3)之一。
1)向满足小区选择或重选条件的小区发起第二RRC过程。
2)向满足中继选择或重选条件的中继终端发起第二RRC过程。
3)根据第一测量信息,确定向满足小区选择或重选条件的小区发起第二RRC过程,或,向满足中继选择或重选条件的中继终端发起第二RRC过程;其中,所述第一测量信息包括如下至少之一:Uu链路的第一测量结果;副链路的第二测量结果。
该实施例中,第一测量结果可以是远端终端测得的Uu链路质量,第一测量结果可以是远端终端基于执行的第一操作(即小区选择或重选相关测量和评估)得到的测量结果;还可以是远端终端根据网络侧设备提前配置的Uu测量配置得到的测量结果。
第二测量结果可以是远端终端测得的副链路(sidelink)链路质量,同上,第二测量结果可以是远端终端基于执行的第一操作(即中继选择或重选相关测量和评估)得到的测量结果;还可以是远端终端根据网络侧设备提前配置的sidelink测量配置得到的测量结果;还可以是远端终端基于与中继终端通信的单播链路得到的测量结果。
该实施例通过执行的第一操作判断是否发生第一RRC过程失败,且触发远端终端发起与第一RRC过程失败对应的第二RRC过程,确保成功 完成副链路中继场景下远端终端的RRC流程,提高通信效率。
具体地,该实施例中,远端终端至少可以根据是否满足了中继选择或重选条件(可选结合小区选择或重选条件),判断是否发生RRC连接建立/重建/恢复失败,还可以执行RRC失败后的RRC连接恢复流程,确保成功完成副链路中继场景下远端终端的RRC流程,提高通信效率。
前文提到,第一RRC过程可以包括如下过程之一:RRC连接建立过程;RRC连接恢复过程;RRC连接重建过程。相应地,第二RRC过程可以包括如下过程之一:RRC连接建立过程;RRC连接恢复过程;RRC连接重建过程。
在一个例子中,若所述远端终端在发起第二RRC过程之前保持当前RRC状态,也即,远端终端未发生RRC状态转换,则所述第二RRC过程与所述第一RRC过程相同。
该例子例如,如果远端终端在发起第二RRC过程之前一直维持在非激活态(inactive),则第一RRC过程和第二RRC过程均为RRC连接恢复过程。如果远端终端在发起第二RRC过程之前一直维持在空闲态(idle),则第一RRC过程和第二RRC过程均为RRC连接建立过程。如果远端终端在发起第二RRC过程之前一直维持在连接态,则第一RRC过程和第二RRC过程均为RRC连接重建过程。
在另一个例子中,所述远端终端在发起第二RRC过程之前进入空闲态,所述第二RRC过程为RRC连接建立过程。第一RRC过程可以包括如下之一:RRC连接建立过程;RRC连接恢复过程;RRC连接重建过程
该例子例如,如果远端终端在空闲态发起第一RRC过程,远端终端在发起第二RRC过程之前一直维持在空闲态,则远端终端在空闲态发起第二RRC过程,第二RRC过程为RRC连接建立过程。如果远端终端在非激活态发起第一RRC过程,远端终端在发起第二RRC过程之前先进入空闲态,则远端终端在空闲态发起第二RRC过程,第二RRC过程为RRC连接建立过程。如果远端终端在连接态发起第一RRC过程,远端终 端在发起第二RRC过程之前先进入空闲态,则远端终端在空闲态发起第二RRC过程,第二RRC过程为RRC连接建立过程。
可选地,前文实施例提到的所述根据第一测量信息,确定向满足小区选择或重选条件的小区发起第二RRC过程,或者,向满足中继选择或重选条件的中继终端发起第二RRC过程包括如下1)和2)至少之一。
1)若所述第一测量结果大于所述第二测量结果,则向满足小区选择或重选条件的小区发起第二RRC过程。
2)若所述第一测量结果小于所述第二测量结果,则向满足中继选择或重选条件的中继终端发起第二RRC过程。
可以理解,在所述第一测量结果等于所述第二测量结果的情况下,远端终端可以向满足小区选择或重选条件的小区发起第二RRC过程,或者,还可以向满足中继选择或重选条件的中继终端发起第二RRC过程,具体可以根据网络侧设备配置实现,或根据网络侧设备指示实现,或根据预定义规则(如协议约定)实现。
可选地,前文实施例提到的根据第一测量信息,确定向满足小区选择或重选条件的小区发起第二RRC过程,或者,向满足中继选择或重选条件的中继终端发起第二RRC过程包括:根据第一测量信息和第二信息,确定向满足小区选择或重选条件的小区发起第二RRC过程,或者,向满足中继选择或重选条件的中继终端发起第二RRC过程;其中,所述第二信息包括如下至少之一:与Uu链路相关的第一阈值,与副链路相关的第二阈值。
在一个例子中,所述第二信息包括所述第一阈值,例如,网络侧设备配置了第一阈值,而没有配置第二阈值。所述根据第一测量信息和第二信息,确定向满足小区选择或重选条件的小区发起第二RRC过程,或者,向满足中继选择或重选条件的中继终端发起第二RRC过程包括1)和2)至少之一。
1)若所述第一测量结果大于第一阈值,则向满足小区选择或重选条 件的小区发起第二RRC过程。
2)若所述第一测量结果小于第一阈值,则向满足中继选择或重选条件的中继终端发起第二RRC过程。
可以理解,在所述第一测量结果等于所述第一阈值的情况下,远端终端可以向满足小区选择或重选条件的小区发起第二RRC过程,或者,还可以向满足中继选择或重选条件的中继终端发起第二RRC过程,具体可以根据网络侧设备配置实现,或根据网络侧设备指示实现,或根据预定义规则(如协议约定)实现。
在另一个例子中,所述第二信息包括所述第二阈值,例如,网络侧设备配置了第二阈值,而没有配置第一阈值。所述根据第一测量信息和第二信息,确定向满足小区选择或重选条件的小区发起第二RRC过程,或者,向满足中继选择或重选条件的中继终端发起第二RRC过程包括1)和2)至少之一。
1)若所述第二测量结果大于第二阈值,则向满足中继选择或重选条件的中继终端发起第二RRC过程。
2)若所述第二测量结果小于第二阈值,则向满足小区选择或重选条件的小区发起第二RRC过程。
可以理解,在所述第二测量结果等于所述第二阈值的情况下,远端终端可以向满足小区选择或重选条件的小区发起第二RRC过程,或者,还可以向满足中继选择或重选条件的中继终端发起第二RRC过程,具体可以根据网络侧设备配置实现,或根据网络侧设备指示实现,或根据预定义规则(如协议约定)实现。
在又一个例子中,所述第二信息包括所述第一阈值和所述第二阈值,例如,网络侧设备配置了第一阈值和第二阈值。所述根据第一测量信息和第二信息,确定向满足小区选择或重选条件的小区发起第二RRC过程,或者,向满足中继选择或重选条件的中继终端发起第二RRC过程包括1)和2)之一。
1)在第一情况下,向满足小区选择或重选条件的小区发起第二RRC过程;在第二情况下,向满足中继选择或重选条件的中继终端发起第二RRC过程;所述第一情况包括:所述第一测量结果大于第一阈值且所述第二测量结果小于第二阈值,所述第二情况是除所述第一情况之外的情况。
该例子例如,第二情况可以是第一测量结果大于第一阈值且所述第二测量结果大于第二阈值;或者,第二情况可以是第一测量结果小于第一阈值且所述第二测量结果小于第二阈值;或者,第二情况可以是第一测量结果小于第一阈值且所述第二测量结果大于第二阈值。
可以理解,针对第一测量结果等于第一阈值或第二测量结果等于第二阈值这两种情形,可以灵活地将其归纳属于上述第一情况,或者是归纳属于上述第二情况。具体可以根据网络侧设备配置实现,或根据网络侧设备指示实现,或根据预定义规则(如协议约定)实现。
2)在第三情况下,向满足中继选择或重选条件的中继终端发起第二RRC过程;在第四情况下,向满足小区选择或重选条件的小区发起第二RRC过程;所述第三情况包括:所述第一测量结果小于第一阈值且所述第二测量结果大于第二阈值,所述第四情况是除所述第三情况之外的情况。
该例子例如,第四情况可以是第一测量结果大于第一阈值且所述第二测量结果大于第二阈值;或者,第四情况可以是第一测量结果小于第一阈值且所述第二测量结果小于第二阈值;或者,第四情况可以是第一测量结果大于第一阈值且所述第二测量结果小于第二阈值。
可以理解,针对第一测量结果等于第一阈值或第二测量结果等于第二阈值这两种情形,可以灵活地将其归纳属于上述第三情况,或者是归纳属于上述第四情况。具体可以根据网络侧设备配置实现,或根据网络侧设备指示实现,或根据预定义规则(如协议约定)实现。
为详细说明本申请实施例提供的测量方法,以下将结合几个具体的实 施例进行说明。
实施例一
该实施例主要介绍远端终端(Remote UE)的RRC连接建立流程(RRC establishment procedure),该实施例包括如下步骤。
步骤1:当Remote UE向网络侧设备(如基站)发送RRC建立请求消息(RRCSetupRequest)时(该RRCSetupRequest消息由Relay UE接收并中转到基站),可以执行以下动作1)和2)之一。
1)不执行小区重选(cell re-selection)相关测量和/或评估;执行中继重选(relay re-selection)相关测量和/或评估。
该例子中,如果满足relay re-selection条件,判定发生“RRC连接建立失败”。
2)执行cell re-selection相关测量和/或评估;且执行relay re-selection相关测量和/或评估。
该例子中,如果满足cell re-selection条件和relay re-selection条件至少之一,判定发生“RRC连接建立失败”。
步骤2:如果Remote UE发生了“RRC连接建立失败”,则向Remote UE的NAS层通知“RRC连接建立失败”,和/或步骤1具体事件:满足cell re-selection条件和relay re-selection条件至少之一。
步骤3:NAS层触发Remote UE AS recovery过程,Remote UE执行以下动作之一。
(1)向满足cell re-selection条件的小区(cell)发起RRC连接建立过程。
(2)向满足relay re-selection条件的relay UE发起RRC连接建立过程。
(3)根据cell re-selection测量结果和/或relay re-selection测量结果,执行前述(1)或者(2),具体可以是直接比较或者间接和阈值比较,以下将对这两种比较方法进行说明。
a直接比较
如果cell re-selection测量结果大于relay re-selection测量结果,则执行(1);否则,执行(2)。
b间接和阈值比较
基站配置cell re-selection阈值:如果cell re-selection测量结果大于阈值,则执行(1);否则,执行(2)。
基站配置relay re-selection阈值:如果relay re-selection测量结果大于阈值,则执行(2);否则,执行(1)。
基站配置cell re-selection阈值和配置relay re-selection阈值:如果cell re-selection测量结果大于阈值且relay re-selection测量结果小于阈值,则执行(1);否则,执行(2)。或者,如果cell re-selection测量结果小于阈值且relay re-selection测量结果大于阈值,则执行(2);否则,执行(1)。
实施例二
该实施例主要介绍remote UE RRC连接恢复流程(RRC resume procedure),该实施例包括如下步骤。
步骤1:当Remote UE向基站发送RRC恢复请求消息(RRCResumeRequest)时(该RRCResumeRequest消息由Relay UE接收并中转到基站),可以执行以下动作1)和2)之一。
1)不执行cell re-selection相关测量和/或评估;执行relay re-selection相关测量和/或评估。
该例子中,如果满足relay re-selection条件,判定发生“RRC连接建立失败”。
2)执行cell re-selection相关测量和/或评估;且执行relay re-selection相关测量和/或评估。
该例子中,如果满足cell re-selection条件和relay re-selection条件至少之一,判定发生“RRC连接恢复失败”。
步骤2:如果Remote UE发生了“RRC连接恢复失败”,则向Remote UE的NAS层通知“RRC连接恢复失败”,和/或步骤1具体事件:满足cell re-selection条件和relay re-selection条件至少之一。
步骤3:NAS层触发Remote UE AS recovery过程,Remote UE执行以下动作之一:
(1)向满足cell re-selection条件的cell发起RRC连接建立过程或RRC连接恢复过程。
两者的区别在于remote UE是否进行了inactive->idle状态转换,具体执行该状态转换的时间点可以是在步骤2,也可以是在步骤3。
例如,remote UE进行了inactive->idle状态转换,则该步骤向满足cell re-selection条件的cell发起RRC连接建立过程。又例如,remote UE未进行了inactive->idle状态转换,一直维持在inactive态,则该步骤向满足cell re-selection条件的cell发起RRC连接恢复过程。
(2)向满足relay re-selection条件的relay UE发起RRC连接建立过程或RRC连接恢复过程。
两者的区别在于remote UE是否进行了inactive->idle状态转换,具体执行该状态转换的时间点可以是在步骤2,也可以是在步骤3。
例如,remote UE进行了inactive->idle状态转换,则该步骤向满足relay re-selection条件的relay UE发起RRC连接建立过程。又例如,remote UE未进行了inactive->idle状态转换,一直维持在inactive态,则该步骤向满足relay re-selection条件的relay UE发起RRC连接恢复过程。
(3)根据cell re-selection测量结果和/或relay re-selection测量结果,执行前述(1)或者(2)。具体可以是直接比较或者间接和阈值比较,以下将对这两种比较方法进行说明。
a直接比较
如果cell re-selection测量结果大于relay re-selection测量结果,则执 行(1);否则,执行(2)。
b间接和阈值比较
基站配置cell re-selection阈值:如果cell re-selection测量结果大于阈值,则执行(1);否则,执行(2)。
基站配置relay re-selection阈值:如果relay re-selection测量结果大于阈值,则执行(2);否则,执行(1)。
基站配置cell re-selection阈值和配置relay re-selection阈值:如果cell re-selection测量结果大于阈值且relay re-selection测量结果小于阈值,则执行(1);否则,执行(2)。或者,如果cell re-selection测量结果小于阈值且relay re-selection测量结果大于阈值,则执行(2);否则,执行(1)。
实施例三
该实施例主要介绍remote UE RRC连接重建流程(RRC re-establishment),该实施例包括如下步骤。
步骤1:当Remote UE满足RRC重建触发条件时,执行以下动作1)和2)之一。
1)不执行小区选择(cell selection)相关测量和/或评估;执行relay re-selection相关测量和/或评估。
该例子中,如果满足relay re-selection条件,判定发生“RRC连接失败”。
2)执行cell selection相关测量和/或评估;且执行relay re-selection相关测量和/或评估。
该例子中,如果满足cell selection条件和relay re-selection条件至少之一,判定发生“RRC连接失败”。
步骤2:如果Remote UE发生了“RRC连接失败”,则向Remote UE的NAS层通知“RRC连接失败”,和/或,步骤1具体事件:满足cell selection条件和relay re-selection条件至少之一。
步骤3:NAS层触发Remote UE接入恢复(AS recovery)过程,Remote UE执行以下动作之一:
(1)向满足cell selection条件的cell发起RRC连接建立过程或RRC连接重建过程。
两者的区别在于remote UE是否进行了连接态(connected)->idle状态转换,具体执行该状态转换的时间点可以是在步骤2,也可以是在步骤3。
例如,remote UE进行了connected->idle状态转换,则该步骤向满足cell re-selection条件的cell发起RRC连接建立过程。又例如,remote UE未进行了connected->idle状态转换,一直维持在连接态,则该步骤向满足cell re-selection条件的cell发起RRC连接重建过程。
(2)向满足relay re-selection条件的relay UE发起RRC连接建立过程或RRC连接重建。
两者的区别在于remote UE是否进行了connected->idle状态转换,具体执行该状态转换的时间点可以是在步骤2,也可以是在步骤3。
例如,remote UE进行了connected->idle状态转换,则该步骤向满足relay re-selection条件的relay UE发起RRC连接建立过程。又例如,remote UE未进行了connected->idle状态转换,一直维持在连接态,则该步骤向满足relay re-selection条件的relay UE发起RRC连接重建过程。
(3)根据cell re-selection测量结果和/或relay re-selection测量结果,执行前述(1)或者(2)。具体可以是直接比较或者间接和阈值比较,以下将对这两种比较方法进行说明。
a直接比较
如果cell re-selection测量结果大于relay re-selection测量结果,则执行(1);否则,执行(2)。
b间接和阈值比较
基站配置cell re-selection阈值:如果cell re-selection测量结果大于阈 值,则执行(1);否则,执行(2)。
基站配置relay re-selection阈值:如果relay re-selection测量结果大于阈值,则执行(2);否则,执行(1)。
基站配置cell re-selection阈值和配置relay re-selection阈值:如果cell re-selection测量结果大于阈值且relay re-selection测量结果小于阈值,则执行(1);否则,执行(2)。或者,如果cell re-selection测量结果小于阈值且relay re-selection测量结果大于阈值,则执行(2);否则,执行(1)。
需要说明的是,本申请实施例提供的测量方法,执行主体可以为测量装置,或者,该测量装置中的用于执行测量方法的控制模块。本申请实施例中以测量装置执行测量方法为例,说明本申请实施例提供的测量装置。
图3是根据本申请实施例的测量装置的结构示意图,该装置可以对应于其他实施例中的远端终端。如图3所示,装置300包括如下模块。
测量处理模块302,可以用于执行第一操作,所述第一操作包括执行中继选择或重选的相关测量和评估,以及执行或者不执行第一子操作;所述第一子操作包括小区选择或重选的相关测量和评估。
在本申请实施例中,装置300可以不执行小区选择或重选相关的测量和评估,执行中继选择或重选相关的测量和评估;或者是执行小区选择或重选相关的测量和评估,且执行中继选择或重选相关的测量和评估,明确了远端终端的测量行为,便于满足通信需求,提高通信效率。
可选地,作为一个实施例,所述第一操作是在第一RRC过程中执行的,所述装置还包括确定模块,用于:根据所述第一操作得到的执行结果,确定第一RRC过程的状态。
可选地,作为一个实施例,所述确定模块,用于:在所述第一操作包括执行中继选择或重选的相关测量和评估,以及不执行所述第一子操作的情况下,如果满足中继选择或重选条件,则确定发生第一RRC过程失败;或在所述第一操作包括执行中继选择或重选的相关测量和评估,以及 执行所述第一子操作的情况下,如果满足如下至少之一,则确定发生第一RRC过程失败:小区选择或重选条件,中继选择或重选条件。
可选地,作为一个实施例,在确定发生第一RRC过程失败的情况下,所述装置还包括通知模块,用于:通过RRC层向NAS层指示第一信息,所述第一信息的内容包括如下至少之一:第一RRC过程失败;所述第一RRC过程失败的原因。
可选地,作为一个实施例,所述装置还包括恢复处理模块,用于:通过所述NAS层指示所述RRC层触发与所述第一RRC过程失败对应的恢复操作,所述恢复操作包括如下之一:向满足小区选择或重选条件的小区发起第二RRC过程;向满足中继选择或重选条件的中继终端发起第二RRC过程;根据第一测量信息,确定向满足小区选择或重选条件的小区发起第二RRC过程或向满足中继选择,或者,重选条件的中继终端发起第二RRC过程;其中,所述第一测量信息包括如下至少之一:Uu链路的第一测量结果;副链路的第二测量结果。
可选地,作为一个实施例,所述装置在发起第二RRC过程之前保持当前RRC状态,所述第二RRC过程与所述第一RRC过程相同;或者,所述装置在发起第二RRC过程之前进入空闲态,所述第二RRC过程为RRC连接建立过程。
可选地,作为一个实施例,所述根据第一测量信息,确定向满足小区选择或重选条件的小区发起第二RRC过程,或者,向满足中继选择或重选条件的中继终端发起第二RRC过程包括:若所述第一测量结果大于所述第二测量结果,则向满足小区选择或重选条件的小区发起第二RRC过程;若所述第一测量结果小于所述第二测量结果,则向满足中继选择或重选条件的中继终端发起第二RRC过程。
可选地,作为一个实施例,所述根据第一测量信息,确定向满足小区选择或重选条件的小区发起第二RRC过程或向满足中继选择,或者,重选条件的中继终端发起第二RRC过程包括:根据第一测量信息和第二信 息,确定向满足小区选择或重选条件的小区发起第二RRC过程,或者,向满足中继选择或重选条件的中继终端发起第二RRC过程;其中,所述第二信息包括如下至少之一:与Uu链路相关的第一阈值,与副链路相关的第二阈值。
可选地,作为一个实施例,所述第二信息包括所述第一阈值,所述根据第一测量信息和第二信息,确定向满足小区选择或重选条件的小区发起第二RRC过程,或者,向满足中继选择或重选条件的中继终端发起第二RRC过程包括如下至少之一:若所述第一测量结果大于第一阈值,则向满足小区选择或重选条件的小区发起第二RRC过程;若所述第一测量结果小于第一阈值,则向满足中继选择或重选条件的中继终端发起第二RRC过程。
可选地,作为一个实施例,所述第二信息包括所述第二阈值,所述根据第一测量信息和第二信息,确定向满足小区选择或重选条件的小区发起第二RRC过程,或者,向满足中继选择或重选条件的中继终端发起第二RRC过程包括如下至少之一:若所述第二测量结果大于第二阈值,则向满足中继选择或重选条件的中继终端发起第二RRC过程;若所述第二测量结果小于第二阈值,则向满足小区选择或重选条件的小区发起第二RRC过程。
可选地,作为一个实施例,所述第二信息包括所述第一阈值和所述第二阈值,所述根据第一测量信息和第二信息,确定向满足小区选择或重选条件的小区发起第二RRC过程,或者,向满足中继选择或重选条件的中继终端发起第二RRC过程包括如下之一:在第一情况下,向满足小区选择或重选条件的小区发起第二RRC过程;在第二情况下,向满足中继选择或重选条件的中继终端发起第二RRC过程;所述第一情况包括:所述第一测量结果大于第一阈值且所述第二测量结果小于第二阈值,所述第二情况是除所述第一情况之外的情况;在第三情况下,向满足中继选择或重选条件的中继终端发起第二RRC过程;在第四情况下,向满足小区选择 或重选条件的小区发起第二RRC过程;所述第三情况包括:所述第一测量结果小于第一阈值且所述第二测量结果大于第二阈值,所述第四情况是除所述第三情况之外的情况。
可选地,作为一个实施例,所述第一RRC过程包括如下过程之一:RRC连接建立过程;RRC连接恢复过程;RRC连接重建过程。
根据本申请实施例的装置300可以参照对应本申请实施例的方法200的流程,并且,该装置300中的各个单元/模块和上述其他操作和/或功能分别为了实现方法200中的相应流程,并且能够达到相同或等同的技术效果,为了简洁,在此不再赘述。
本申请实施例中的测量装置可以是装置,具有操作系统的装置或电子设备,也可以是终端中的部件、集成电路、或芯片。该装置或电子设备可以是移动终端,也可以为非移动终端。示例性的,移动终端可以包括但不限于上述所列举的终端11的类型,非移动终端可以为服务器、网络附属存储器(Network Attached Storage,NAS)、个人计算机(personal computer,PC)、电视机(television,TV)、柜员机或者自助机等,本申请实施例不作具体限定。
本申请实施例中的测量装置可以为具有操作系统的装置。该操作系统可以为安卓(Android)操作系统,可以为ios操作系统,还可以为其他可能的操作系统,本申请实施例不作具体限定。
本申请实施例提供的测量装置能够实现图2的方法实施例实现的各个过程,并达到相同的技术效果,为避免重复,这里不再赘述。
可选的,如图4所示,本申请实施例还提供一种通信设备400,包括处理器401,存储器402,存储在存储器402上并可在所述处理器401上运行的程序或指令,例如,该通信设备400为终端时,该程序或指令被处理器401执行时实现上述测量方法实施例的各个过程,且能达到相同的技术效果,为避免重复,这里不再赘述。
本申请实施例还提供一种终端,包括处理器和通信接口,处理器用于 执行第一操作,所述第一操作包括执行中继选择或重选的相关测量和评估,以及执行或者不执行第一子操作;所述第一子操作包括小区选择或重选的相关测量和评估。该终端实施例是与上述远端终端侧方法实施例对应的,上述方法实施例的各个实施过程和实现方式均可适用于该终端实施例中,且能达到相同的技术效果。具体地,图5为实现本申请实施例的一种终端的硬件结构示意图。
该终端500包括但不限于:射频单元501、网络模块502、音频输出单元503、输入单元504、传感器505、显示单元506、用户输入单元507、接口单元508、存储器509、以及处理器510等中的至少部分部件。
本领域技术人员可以理解,终端500还可以包括给各个部件供电的电源(比如电池),电源可以通过电源管理系统与处理器510逻辑相连,从而通过电源管理系统实现管理充电、放电、以及功耗管理等功能。图5中示出的终端结构并不构成对终端的限定,终端可以包括比图示更多或更少的部件,或者组合某些部件,或者不同的部件布置,在此不再赘述。
应理解的是,本申请实施例中,输入单元504可以包括图形处理器(Graphics Processing Unit,GPU)5041和麦克风5042,图形处理器5041对在视频捕获模式或图像捕获模式中由图像捕获装置(如摄像头)获得的静态图片或视频的图像数据进行处理。显示单元506可包括显示面板5061,可以采用液晶显示器、有机发光二极管等形式来配置显示面板5061。用户输入单元507包括触控面板5071以及其他输入设备5072。触控面板5071,也称为触摸屏。触控面板5071可包括触摸检测装置和触摸控制器两个部分。其他输入设备5072可以包括但不限于物理键盘、功能键(比如音量控制按键、开关按键等)、轨迹球、鼠标、操作杆,在此不再赘述。
本申请实施例中,射频单元501将来自网络侧设备的下行数据接收后,给处理器510处理;另外,将上行的数据发送给网络侧设备。通常,射频单元501包括但不限于天线、至少一个放大器、收发信机、耦合器、 低噪声放大器、双工器等。
存储器509可用于存储软件程序或指令以及各种数据。存储器509可主要包括存储程序或指令区和存储数据区,其中,存储程序或指令区可存储操作系统、至少一个功能所需的应用程序或指令(比如声音播放功能、图像播放功能等)等。此外,存储器509可以包括高速随机存取存储器,还可以包括非易失性存储器,其中,非易失性存储器可以是只读存储器(Read-Only Memory,ROM)、可编程只读存储器(Programmable ROM,PROM)、可擦除可编程只读存储器(Erasable PROM,EPROM)、电可擦除可编程只读存储器(Electrically EPROM,EEPROM)或闪存。例如至少一个磁盘存储器件、闪存器件、或其他非易失性固态存储器件。
处理器510可包括一个或多个处理单元;可选的,处理器510可集成应用处理器和调制解调处理器,其中,应用处理器主要处理操作系统、用户界面和应用程序或指令等,调制解调处理器主要处理无线通信,如基带处理器。可以理解的是,上述调制解调处理器也可以不集成到处理器510中。
其中,处理器510,可以用于执行第一操作,所述第一操作包括执行中继选择或重选的相关测量和评估,以及执行或者不执行第一子操作;所述第一子操作包括小区选择或重选的相关测量和评估。
在本申请实施例中,终端可以不执行小区选择或重选相关的测量和评估,执行中继选择或重选相关的测量和评估;或者是执行小区选择或重选相关的测量和评估,且执行中继选择或重选相关的测量和评估,明确了远端终端的测量行为,便于满足通信需求,提高通信效率。
本申请实施例提供的终端500还可以实现上述测量方法实施例的各个过程,且能达到相同的技术效果,为避免重复,这里不再赘述。
本申请实施例还提供一种可读存储介质,所述可读存储介质上存储有程序或指令,该程序或指令被处理器执行时实现上述测量方法实施例的各个过程,且能达到相同的技术效果,为避免重复,这里不再赘述。
其中,所述处理器可以为上述实施例中所述的终端中的处理器。所述可读存储介质,包括计算机可读存储介质,如计算机只读存储器(Read-Only Memory,ROM)、随机存取存储器(Random Access Memory,RAM)、磁碟或者光盘等。
本申请实施例另提供了一种芯片,所述芯片包括处理器和通信接口,所述通信接口和所述处理器耦合,所述处理器用于运行程序或指令,实现上述测量方法实施例的各个过程,且能达到相同的技术效果,为避免重复,这里不再赘述。
应理解,本申请实施例提到的芯片还可以称为系统级芯片,系统芯片,芯片系统或片上系统芯片等。
需要说明的是,在本文中,术语“包括”、“包含”或者其任何其他变体意在涵盖非排他性的包含,从而使得包括一系列要素的过程、方法、物品或者装置不仅包括那些要素,而且还包括没有明确列出的其他要素,或者是还包括为这种过程、方法、物品或者装置所固有的要素。在没有更多限制的情况下,由语句“包括一个……”限定的要素,并不排除在包括该要素的过程、方法、物品或者装置中还存在另外的相同要素。此外,需要指出的是,本申请实施方式中的方法和装置的范围不限按示出或讨论的顺序来执行功能,还可包括根据所涉及的功能按基本同时的方式或按相反的顺序来执行功能,例如,可以按不同于所描述的次序来执行所描述的方法,并且还可以添加、省去、或组合各种步骤。另外,参照某些示例所描述的特征可在其他示例中被组合。
通过以上的实施方式的描述,本领域的技术人员可以清楚地了解到上述实施例方法可借助软件加必需的通用硬件平台的方式来实现,当然也可以通过硬件,但很多情况下前者是更佳的实施方式。基于这样的理解,本申请的技术方案本质上或者说对现有技术做出贡献的部分可以以计算机软件产品的形式体现出来,该计算机软件产品存储在一个存储介质(如ROM/RAM、磁碟、光盘)中,包括若干指令用以使得一台终端(可以是 手机,计算机,服务器,空调器,或者网络侧设备等)执行本申请各个实施例所述的方法。
上面结合附图对本申请的实施例进行了描述,但是本申请并不局限于上述的具体实施方式,上述的具体实施方式仅仅是示意性的,而不是限制性的,本领域的普通技术人员在本申请的启示下,在不脱离本申请宗旨和权利要求所保护的范围情况下,还可做出很多形式,均属于本申请的保护之内。

Claims (28)

  1. 一种测量方法,包括:
    远端终端执行第一操作,所述第一操作包括执行中继选择或重选的相关测量和评估,以及执行或者不执行第一子操作;
    所述第一子操作包括小区选择或重选的相关测量和评估。
  2. 根据权利要求1所述的方法,其中,所述第一操作是在第一无线资源控制RRC过程中执行的,所述方法还包括:
    根据所述第一操作得到的执行结果,确定第一RRC过程的状态。
  3. 根据权利要求2所述的方法,其中,所述根据所述第一操作得到的执行结果,确定第一RRC过程的状态包括:
    在所述第一操作包括执行中继选择或重选的相关测量和评估,以及不执行所述第一子操作的情况下,如果满足中继选择或重选条件,则确定发生第一RRC过程失败;或
    在所述第一操作包括执行中继选择或重选的相关测量和评估,以及执行所述第一子操作的情况下,如果满足如下至少之一,则确定发生第一RRC过程失败:小区选择或重选条件,中继选择或重选条件。
  4. 根据权利要求3所述的方法,其中,在确定发生第一RRC过程失败的情况下,所述方法还包括:所述远端终端的RRC层向非接入NAS层指示第一信息,所述第一信息的内容包括如下至少之一:
    第一RRC过程失败;
    所述第一RRC过程失败的原因。
  5. 根据权利要求4所述的方法,其中,所述方法还包括:所述NAS层指示所述RRC层触发与所述第一RRC过程失败对应的恢复操作,所述恢复操作包括如下之一:
    向满足小区选择或重选条件的小区发起第二RRC过程;
    向满足中继选择或重选条件的中继终端发起第二RRC过程;
    根据第一测量信息,确定向满足小区选择或重选条件的小区发起第二RRC过程,或者,向满足中继选择或重选条件的中继终端发起第二RRC过程;其中,所述第一测量信息包括如下至少之一:Uu链路的第一测量结果;副链路的第二测量结果。
  6. 根据权利要求5所述的方法,其中,
    所述远端终端在发起第二RRC过程之前保持当前RRC状态,所述第二RRC过程与所述第一RRC过程相同;或
    所述远端终端在发起第二RRC过程之前进入空闲态,所述第二RRC过程为RRC连接建立过程。
  7. 根据权利要求5所述的方法,其中,所述根据第一测量信息,确定向满足小区选择或重选条件的小区发起第二RRC过程,或者,向满足中继选择或重选条件的中继终端发起第二RRC过程包括:
    若所述第一测量结果大于所述第二测量结果,则向满足小区选择或重选条件的小区发起第二RRC过程;
    若所述第一测量结果小于所述第二测量结果,则向满足中继选择或重选条件的中继终端发起第二RRC过程。
  8. 根据权利要求5所述的方法,其中,所述根据第一测量信息,确定向满足小区选择或重选条件的小区发起第二RRC过程,或者,向满足中继选择或重选条件的中继终端发起第二RRC过程包括:
    根据第一测量信息和第二信息,确定向满足小区选择或重选条件的小区发起第二RRC过程,或者,向满足中继选择或重选条件的中继终端发起第二RRC过程;
    其中,所述第二信息包括如下至少之一:与Uu链路相关的第一阈值,与副链路相关的第二阈值。
  9. 根据权利要求8所述的方法,其中,所述第二信息包括所述第一阈值,所述根据第一测量信息和第二信息,确定向满足小区选择或重选条件的小区发起第二RRC过程,或者,向满足中继选择或重选条件的中继 终端发起第二RRC过程包括如下至少之一:
    若所述第一测量结果大于第一阈值,则向满足小区选择或重选条件的小区发起第二RRC过程;
    若所述第一测量结果小于第一阈值,则向满足中继选择或重选条件的中继终端发起第二RRC过程。
  10. 根据权利要求8所述的方法,其中,所述第二信息包括所述第二阈值,所述根据第一测量信息和第二信息,确定向满足小区选择或重选条件的小区发起第二RRC过程,或者,向满足中继选择或重选条件的中继终端发起第二RRC过程包括如下至少之一:
    若所述第二测量结果大于第二阈值,则向满足中继选择或重选条件的中继终端发起第二RRC过程;
    若所述第二测量结果小于第二阈值,则向满足小区选择或重选条件的小区发起第二RRC过程。
  11. 根据权利要求8所述的方法,其中,所述第二信息包括所述第一阈值和所述第二阈值,所述根据第一测量信息和第二信息,确定向满足小区选择或重选条件的小区发起第二RRC过程,或者,向满足中继选择或重选条件的中继终端发起第二RRC过程包括如下之一:
    在第一情况下,向满足小区选择或重选条件的小区发起第二RRC过程;在第二情况下,向满足中继选择或重选条件的中继终端发起第二
    RRC过程;所述第一情况包括:所述第一测量结果大于第一阈值且所述第二测量结果小于第二阈值,所述第二情况是除所述第一情况之外的情况;
    在第三情况下,向满足中继选择或重选条件的中继终端发起第二
    RRC过程;在第四情况下,向满足小区选择或重选条件的小区发起第二RRC过程;所述第三情况包括:所述第一测量结果小于第一阈值且所述第二测量结果大于第二阈值,所述第四情况是除所述第三情况之外的情况。
  12. 根据权利要求2所述的方法,其中,所述第一RRC过程包括如下过程之一:
    RRC连接建立过程;
    RRC连接恢复过程;
    RRC连接重建过程。
  13. 一种测量装置,包括:
    测量处理模块,用于执行第一操作,所述第一操作包括执行中继选择或重选的相关测量和评估,以及执行或者不执行第一子操作;
    所述第一子操作包括小区选择或重选的相关测量和评估。
  14. 根据权利要求13所述的装置,其中,所述第一操作是在第一RRC过程中执行的,所述装置还包括确定模块,用于:
    根据所述第一操作得到的执行结果,确定第一RRC过程的状态。
  15. 根据权利要求14所述的装置,其中,所述确定模块,用于:
    在所述第一操作包括执行中继选择或重选的相关测量和评估,以及不执行所述第一子操作的情况下,如果满足中继选择或重选条件,则确定发生第一RRC过程失败;或
    在所述第一操作包括执行中继选择或重选的相关测量和评估,以及执行所述第一子操作的情况下,如果满足如下至少之一,则确定发生第一RRC过程失败:小区选择或重选条件,中继选择或重选条件。
  16. 根据权利要求15所述的装置,其中,在确定发生第一RRC过程失败的情况下,所述装置还包括通知模块,用于:通过RRC层向NAS层指示第一信息,所述第一信息的内容包括如下至少之一:
    第一RRC过程失败;
    所述第一RRC过程失败的原因。
  17. 根据权利要求16所述的装置,其中,所述装置还包括恢复处理模块,用于:通过所述NAS层指示所述RRC层触发与所述第一RRC过程失败对应的恢复操作,所述恢复操作包括如下之一:
    向满足小区选择或重选条件的小区发起第二RRC过程;
    向满足中继选择或重选条件的中继终端发起第二RRC过程;
    根据第一测量信息,确定向满足小区选择或重选条件的小区发起第二RRC过程,或者,向满足中继选择或重选条件的中继终端发起第二RRC过程;其中,所述第一测量信息包括如下至少之一:Uu链路的第一测量结果;副链路的第二测量结果。
  18. 根据权利要求17所述的装置,其中,
    所述装置在发起第二RRC过程之前保持当前RRC状态,所述第二RRC过程与所述第一RRC过程相同;或者,
    所述装置在发起第二RRC过程之前进入空闲态,所述第二RRC过程为RRC连接建立过程。
  19. 根据权利要求17所述的装置,其中,所述根据第一测量信息,确定向满足小区选择或重选条件的小区发起第二RRC过程,或者,向满足中继选择或重选条件的中继终端发起第二RRC过程包括:
    若所述第一测量结果大于所述第二测量结果,则向满足小区选择或重选条件的小区发起第二RRC过程;
    若所述第一测量结果小于所述第二测量结果,则向满足中继选择或重选条件的中继终端发起第二RRC过程。
  20. 根据权利要求17所述的装置,其中,所述根据第一测量信息,确定向满足小区选择或重选条件的小区发起第二RRC过程,或者,向满足中继选择或重选条件的中继终端发起第二RRC过程包括:
    根据第一测量信息和第二信息,确定向满足小区选择或重选条件的小区发起第二RRC过程,或者,向满足中继选择或重选条件的中继终端发起第二RRC过程;
    其中,所述第二信息包括如下至少之一:与Uu链路相关的第一阈值,与副链路相关的第二阈值。
  21. 根据权利要求20所述的装置,其中,所述第二信息包括所述第 一阈值,所述根据第一测量信息和第二信息,确定向满足小区选择或重选条件的小区发起第二RRC过程,或者,向满足中继选择或重选条件的中继终端发起第二RRC过程包括如下至少之一:
    若所述第一测量结果大于第一阈值,则向满足小区选择或重选条件的小区发起第二RRC过程;
    若所述第一测量结果小于第一阈值,则向满足中继选择或重选条件的中继终端发起第二RRC过程。
  22. 根据权利要求20所述的装置,其中,所述第二信息包括所述第二阈值,所述根据第一测量信息和第二信息,确定向满足小区选择或重选条件的小区发起第二RRC过程,或者,向满足中继选择或重选条件的中继终端发起第二RRC过程包括如下至少之一:
    若所述第二测量结果大于第二阈值,则向满足中继选择或重选条件的中继终端发起第二RRC过程;
    若所述第二测量结果小于第二阈值,则向满足小区选择或重选条件的小区发起第二RRC过程。
  23. 根据权利要求20所述的装置,其中,所述第二信息包括所述第一阈值和所述第二阈值,所述根据第一测量信息和第二信息,确定向满足小区选择或重选条件的小区发起第二RRC过程,或者,向满足中继选择或重选条件的中继终端发起第二RRC过程包括如下之一:
    在第一情况下,向满足小区选择或重选条件的小区发起第二RRC过程;在第二情况下,向满足中继选择或重选条件的中继终端发起第二RRC过程;所述第一情况包括:所述第一测量结果大于第一阈值且所述第二测量结果小于第二阈值,所述第二情况是除所述第一情况之外的情况;
    在第三情况下,向满足中继选择或重选条件的中继终端发起第二RRC过程;在第四情况下,向满足小区选择或重选条件的小区发起第二RRC过程;所述第三情况包括:所述第一测量结果小于第一阈值且所述 第二测量结果大于第二阈值,所述第四情况是除所述第三情况之外的情况。
  24. 根据权利要求14所述的装置,其中,所述第一RRC过程包括如下过程之一:
    RRC连接建立过程;
    RRC连接恢复过程;
    RRC连接重建过程。
  25. 一种终端,包括处理器,存储器及存储在所述存储器上并可在所述处理器上运行的程序或指令,所述程序或指令被所述处理器执行时实现如权利要求1至12任一项所述的测量方法。
  26. 一种可读存储介质,所述可读存储介质上存储程序或指令,所述程序或指令被处理器执行时实现如权利要求1至12任一项所述的测量方法。
  27. 一种芯片,所述芯片包括处理器和通信接口,所述通信接口和所述处理器耦合,所述处理器用于运行程序或指令,实现如权利要求1至12任一项所述的测量方法。
  28. 一种计算机程序,所述计算机程序被存储在非瞬态的存储介质中,所述程序被至少一个处理器执行以实现如权利要求1至12任一项所述的测量方法。
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