WO2022199402A1 - Procédé d'accès à une cellule, équipement utilisateur et station de base - Google Patents

Procédé d'accès à une cellule, équipement utilisateur et station de base Download PDF

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Publication number
WO2022199402A1
WO2022199402A1 PCT/CN2022/080401 CN2022080401W WO2022199402A1 WO 2022199402 A1 WO2022199402 A1 WO 2022199402A1 CN 2022080401 W CN2022080401 W CN 2022080401W WO 2022199402 A1 WO2022199402 A1 WO 2022199402A1
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WIPO (PCT)
Prior art keywords
cell
target
measurement result
indication information
pci
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PCT/CN2022/080401
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English (en)
Chinese (zh)
Inventor
李宏康
桂小东
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展讯通信（上海）有限公司
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Publication of WO2022199402A1 publication Critical patent/WO2022199402A1/fr

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    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W24/00—Supervisory, monitoring or testing arrangements
    • H04W24/10—Scheduling measurement reports ; Arrangements for measurement reports
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W48/00—Access restriction; Network selection; Access point selection
    • H04W48/08—Access restriction or access information delivery, e.g. discovery data delivery
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W76/00—Connection management
    • H04W76/10—Connection setup
    • H04W76/11—Allocation or use of connection identifiers
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W76/00—Connection management
    • H04W76/20—Manipulation of established connections
    • H04W76/27—Transitions between radio resource control [RRC] states
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02D—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN INFORMATION AND COMMUNICATION TECHNOLOGIES [ICT], I.E. INFORMATION AND COMMUNICATION TECHNOLOGIES AIMING AT THE REDUCTION OF THEIR OWN ENERGY USE
    • Y02D30/00—Reducing energy consumption in communication networks
    • Y02D30/70—Reducing energy consumption in communication networks in wireless communication networks

Definitions

  • the present application relates to the field of communication technologies, and in particular, to a cell access method, user equipment and base station.
  • Non-Standalone (NSA) networking mode There are two networking modes in 5G technology, one is Non-Standalone (NSA) networking mode, and the other is Standalone (SA) networking mode.
  • NSA networking mode 5G New Radio (New-Radio, NR for short) cells are attached to a Primary Cell Group (Master Cell Group, MCG for short) as a secondary cell group (Secondary Cell group, abbreviated as SCG).
  • MCG Primary Cell Group
  • SCG Secondary Cell group
  • the MCG is a Long Term Evolution (LTE) cell, that is, a 5G NR cell is attached to an LTE cell as an SCG, and upper-layer signaling is sent and received by the LTE cell.
  • LTE Long Term Evolution
  • SA networking mode the 5G NR cell exists independently.
  • the network access process of the NR cell in the NSA networking mode may include the following steps: a user equipment (User Equipment, referred to as UE) accesses an LTE cell, and the LTE cell is an MCG carrier; a master node (Master Node, referred to as MN) initiates an NR cell measurement; UE reports cell measurement results to MN; MN sends a reconfiguration message to UE to add LTE and NR Dual Connection (EUTRA-NR Dual Connection, EN-DC for short) SCG carrier to access NR cells.
  • UE User Equipment
  • MN master Node
  • MN initiates an NR cell measurement
  • UE reports cell measurement results to MN
  • MN sends a reconfiguration message to UE to add LTE and NR Dual Connection (EUTRA-NR Dual Connection, EN-DC for short) SCG carrier to access NR cells.
  • the UE In the field test process of the NSA network, when it is necessary to camp on the same cell for the application example, in order to troubleshoot the problem, the UE needs to access the target cell to be tested. However, in the related art, since the network side device automatically allocates the target cell to the UE through an algorithm, the UE cannot select the cell to be accessed.
  • the embodiments of the present application provide a cell access method, user equipment, and base station, so as to enable a UE to select a cell to be accessed.
  • an embodiment of the present application provides a cell access method, including:
  • the measurement result of the designated cell indicated by the cell indication information is selected from the measurement result of the cell to be accessed, and a second measurement report is generated, and the second measurement report including the measurement result of the designated cell;
  • the cell identification information of the target cell determined according to the measurement result of the designated cell is acquired from the base station, and the target cell is accessed according to the cell identification information of the target cell.
  • the acquiring from the base station the cell identity information of the target cell determined according to the measurement result of the designated cell includes:
  • the acquiring cell indication information includes:
  • the cell indication information includes a target frequency
  • the selection rule includes selecting the measurement result of the cell whose cell frequency is the target frequency
  • the designated cell indicated by the cell indication information includes a cell whose cell frequency is the target frequency.
  • the cell indication information includes a target physical cell identifier PCI;
  • the selection rule includes selecting the cell PCI as the measurement result of the cell of the target PCI;
  • the designated cell indicated by the cell indication information includes a cell whose cell PCI is the target PCI.
  • the cell indication information includes a target frequency and a target PCI
  • the selection rule includes selecting the measurement result of the cell whose cell frequency is the target frequency and the cell PCI is the target PCI;
  • the designated cell indicated by the cell indication information includes a cell whose cell frequency is the target frequency and the cell PCI is the target PCI.
  • the method is applied to a non-standalone NSA network
  • the base station is a master node
  • the target cell is an NR cell under a secondary node.
  • an embodiment of the present application provides a cell access method, including:
  • the second measurement report includes the measurement result of the designated cell, wherein the measurement result of the designated cell is that the UE obtains cell indication information, performs cell measurement, and generates a first measurement report , the first measurement report includes the measurement result of the cell to be accessed, and is selected from the measurement result of the cell to be accessed according to the selection rule and the cell indication information;
  • the cell identification information of the target cell is sent to the UE, so that the UE can access the target cell according to the cell identification information of the target cell.
  • an embodiment of the present application provides a user equipment, including:
  • one or more processors a memory
  • one or more computer programs wherein the one or more computer programs are stored in the memory, the one or more computer programs including instructions, when the instructions are When executed by the user equipment, the user equipment is caused to execute the cell access method in the first aspect or any possible implementation manner of the first aspect.
  • an embodiment of the present application provides a base station used in cooperation with the user equipment of the third aspect, where the base station is configured to execute the cell access method of the second aspect.
  • an embodiment of the present application provides a computer-readable storage medium, where the computer-readable storage medium includes a stored program, wherein when the program runs, the device where the computer-readable storage medium is located is controlled to execute the first step.
  • the cell access method in one aspect or any possible implementation manner of the first aspect, or the cell access method in the second aspect.
  • the UE performs cell measurement to generate a first measurement report, where the first measurement report includes the measurement result of the cell to be accessed, and the measurement result of the cell to be accessed is obtained from the measurement result of the cell to be accessed according to the selection rule and the acquired cell indication information.
  • the second measurement report includes the measurement result of the designated cell, and obtains from the base station the cell identification information of the target cell determined according to the measurement result of the designated cell , and access the target cell according to the cell identification information of the target cell.
  • the UE selects the designated cell to be accessed according to the selection rule and the obtained cell indication information, and then the base station allocates the target cell from the designated cells. , so that the determined target cell is the cell that the UE needs to access, so that the UE can select the cell that needs to be accessed.
  • FIG. 1 is a flowchart of a cell access method provided by an embodiment of the present application
  • FIG. 2 is a schematic diagram of obtaining an AT command by a user equipment according to an embodiment of the present application
  • FIG. 3 is a flowchart of another cell access method provided by an embodiment of the present application.
  • FIG. 4 is a schematic diagram of a user equipment according to an embodiment of the present application.
  • the embodiment of the present application provides a cell access method.
  • the measurement result of the designated cell indicated by the cell indication information is selected from the result, and the base station can determine the cell identification information of the target cell according to the measurement result of the designated cell. Since the measurement result of the target cell is obtained from the measurement result of the designated cell determined, so that the UE can select the cell to be accessed.
  • the user equipment includes but is not limited to a mobile phone, a tablet computer, a wearable device, and the like.
  • FIG. 1 is a flowchart of a cell access method provided by an embodiment of the present application. As shown in FIG. 1 , the method includes:
  • Step 102 The user equipment acquires cell indication information.
  • the user equipment may acquire cell indication information through an AT command.
  • the user equipment may receive an attention (ATtention, AT for short) command sent by an external control computer, where the AT command includes the cell indication information.
  • FIG. 2 is a schematic diagram of obtaining an AT command by a user equipment provided by an embodiment of the present application.
  • the user equipment 10 can communicate with an external control computer 30 through a serial port, and the user can input the AT command on the control computer 30 Then, the control computer 30 sends the AT command to the user equipment 10 through the serial port, so that the user equipment 10 can obtain the cell indication information included in the AT command.
  • This optional solution is applicable to all types of user equipment, especially screenless user equipment.
  • the control computer 30 includes: a processor 31, a memory 32, and a computer program 33 stored in the memory 31 and executable on the processor 31, and the computer program 33 is executed by the processor 11 to realize the user equipment Send the AT command entered by the user.
  • the control computer 30 includes, but is not limited to, a processor 31 and a memory 32 .
  • FIG. 2 only provides an example of the control computer 30, and does not constitute a limitation to the control computer 30, and may include more or less components than the one shown, or combine some components, or different Components, such as a control computer, may also include input and output devices, network access devices, buses, and the like.
  • the so-called processor 31 may be a central processing unit (Central Processing Unit, CPU), or other general-purpose processors, digital signal processors (Digital Signal Processor, DSP), application specific integrated circuit (Application Specific Integrated Circuit, ASIC), Field-Programmable Gate Array (FPGA) or other programmable logic devices, discrete gate or transistor logic devices, discrete hardware components, etc.
  • a general purpose processor may be a microprocessor or the processor may be any conventional processor or the like.
  • the memory 32 may be an internal storage unit of the control computer 30 , such as a hard disk or a memory of the control computer 30 .
  • the memory 32 can also be an external storage device of the control computer 30, such as a plug-in hard disk, a smart memory card (Smart Media Card, SMC), a secure digital (Secure Digital, SD) card, a flash memory card (Flash card) equipped on the control computer 30. Card), etc.
  • the memory 32 may also include both an internal storage unit of the user equipment 10 and an external storage device.
  • the memory 32 is used to store computer programs and other programs and data required to control the computer 30 .
  • the memory 32 may also be used to temporarily store data that has been or will be output.
  • the user can directly input the AT command on the user equipment, and the user equipment can receive the AT command input by the user, so that the user equipment can obtain the cell indication information included in the AT command.
  • This optional solution is suitable for user equipment with a screen.
  • the AT command may be a frequency locking command.
  • the cell indication information may include a target frequency, or the cell indication information may include a target PCI, or the cell indication information may include a target frequency and a target PCI.
  • Step 104 The user equipment performs cell measurement to generate a first measurement report, where the first measurement report includes the measurement result of the cell to be accessed.
  • the measurement result may include reference signal receiving power (Reference Signal Receiving Power, RSRP for short), reference signal receiving quality (Reference Signal Receiving Quality, RSRQ for short), Signal to Interference plus Noise Ratio (Signal to Interference plus noise ratio). plus Noise Ratio, referred to as SINR), frequency and PCI, etc.
  • reference signal receiving power Reference Signal Receiving Power, RSRP for short
  • reference signal receiving quality Reference Signal Receiving Quality, RSRQ for short
  • Signal to Interference plus Noise Ratio Signal to Interference plus Noise Ratio
  • SINR Signal to Interference plus Noise Ratio
  • frequency and PCI etc.
  • the user equipment can periodically perform cell measurement; as another optional solution, the user equipment receives a measurement control instruction sent by the base station, and performs cell measurement in response to the measurement control instruction.
  • Step 106 the user equipment selects the measurement result of the designated cell indicated by the cell indication information from the measurement result of the cell to be accessed, and generates a second measurement report, and the second measurement report includes the specified cell. Cell measurement results.
  • the user equipment after the user equipment performs cell measurement at the L1 layer to generate the first measurement report, the user equipment will report the test result of the cell to be accessed in the first measurement report to the RRC layer. At this time, the user equipment can delete the RRC layer.
  • the measurement result indicated by the non-cell indication information the measurement result indicated by the cell indication information is reserved, thereby realizing filtering of the measurement result indicated by the non-cell indication information.
  • the cell indication information includes a target frequency
  • the selection rule includes a measurement result of selecting a cell whose cell frequency is the target frequency
  • the designated cell indicated by the cell indication information includes a cell whose cell frequency is the target frequency.
  • the cell indication information includes a target PCI
  • the selection rule includes a measurement result of a cell whose cell PCI is selected as the target PCI
  • the designated cell indicated by the cell indication information includes a cell whose cell PCI is the target PCI.
  • the user equipment selects the measurement result of the designated cell indicated by the cell indication information from the measurement result of the cell to be accessed, including: the user equipment selects the cell from the measurement result of the cell to be accessed.
  • the PCI is the measurement result of the cell whose PCI is the target PCI
  • the measurement result of the cell whose PCI is the target PCI is used as the measurement result of the designated cell.
  • the user terminal filters out the measurement result of the cell whose PCI is the non-target PCI from the measurement result of the cell to be accessed, and only retains the measurement result of the cell whose PCI is the target PCI.
  • the cell indication information includes a target frequency and a target PCI
  • the selection rule includes selecting a measurement result of a cell whose cell frequency is the target frequency and the cell PCI is the target PCI
  • the designated cell indicated by the cell indication information include cells where the cell frequency is the target frequency and the cell PCI is the target PCI. Then, according to the selection rule and the cell indication information, the user equipment selects the measurement result of the designated cell indicated by the cell indication information from the measurement result of the cell to be accessed, including: the user equipment selects from the measurement result of the cell to be accessed.
  • the cell frequency is the target frequency and the cell PCI is the measurement result of the cell of the target PCI
  • the measurement result of the cell whose cell frequency is the target frequency and the cell PCI is the target PCI is used as the measurement result of the designated cell.
  • the user terminal filters out the measurement results of the cell whose cell frequency is the non-target frequency and the cell PCI is the non-target PCI from the measurement results of the cell to be accessed, and only keeps the cell frequency as the target frequency and the cell PCI as the target PCI. measurement results of the cell.
  • the user equipment may generate a second measurement report according to the measurement result of the designated cell, where the second measurement report includes the measurement result of the designated cell.
  • the number of designated cells may be one or more.
  • the second measurement report looks like this:
  • the above-mentioned second measurement report includes a measurement result of a designated cell.
  • the "carrierFreq-r15" field is the cell frequency field
  • the "pci-r15” field is the cell PCI field.
  • the cell indication information is the target frequency
  • the cell frequency in the second measurement report is 504990
  • the user equipment filters out the measurement result of the cell whose cell frequency is 504990.
  • the cell indication information is the target PCI
  • the cell PCI is 339 in the second measurement report
  • the user equipment filters out the measurement result of the cell whose cell PCI is 339.
  • Step 108 The user equipment sends the second measurement report to the base station.
  • Step 110 The base station determines a target cell from the designated cells according to the measurement result of the designated cell.
  • the base station considers that the user equipment can only measure the measurement result whose cell frequency is the target frequency, and therefore only allocates the cell frequency as the target frequency.
  • the cell with the frequency is given to the user equipment, that is, the determined cell frequency of the target cell is the target frequency; if the measurement result of the cell whose PCI is the target PCI is used as the measurement result of the designated cell, the base station considers that the user equipment can only measure the PCI of the cell as The measurement result of the target PCI, so only the cell with the cell PCI as the target PCI will be allocated to the user equipment, that is, the cell PCI of the determined target cell is the target PCI; if the cell frequency is the target frequency and the cell PCI is the measurement of the cell with the target PCI As the measurement result of the designated cell, the base station considers that the user equipment can only measure the measurement result of the cell whose cell frequency is the target frequency and the cell PCI is the target PCI, so it will only allocate the cell frequency as the target frequency and the cell whose PCI is the target PCI. For the user equipment, that is, the determined cell frequency of the target cell is the target frequency and the cell PCI is the target PCI.
  • the base station can determine the target cell from the designated cells according to the signal strength of the designated cell according to the measurement result of the designated cell, so as to allocate the target cell to the UE according to the signal strength;
  • the target cell is determined from the designated cells according to the air interface resource status of the air interface, so as to realize the allocation of the target cell to the UE according to the air interface resource status.
  • the user equipment can determine one target cell, and the determined target cell is the designated cell; if the number of designated cells is multiple, the user equipment can determine one or multiple designated cells. For example, since the target cell is determined from the designated cells, the cell frequency of the target cell is the target frequency, or the cell PCI of the target cell is the target PCI, or the cell frequency of the target cell is the target frequency and the cell PCI of the target cell is Target PCI.
  • Step 112 the user equipment acquires the cell identification information of the target cell from the base station.
  • the cell identification information is used to identify the target cell, for example, the cell identification information may be PCI.
  • Step 114 The user equipment accesses the target cell according to the cell identification information of the target cell.
  • the UE selects the designated cell to be accessed according to the selection rule and the obtained cell indication information, and then the base station allocates the target cell from the designated cells, so that the determined target cell is the cell that the UE needs to access , so that the UE can select the cell to be accessed.
  • the cell access method can be applied to an NSA network.
  • the cell access method can be applied to a situation where the user equipment is in an initial access scenario or a mobile scenario.
  • the cell access method provided by the embodiment of the present application will be described in detail below with reference to FIG. 3 through a specific example.
  • the cell access method is applied to the NSA network, the base station is the master node, and the target cell is the NR cell under the secondary node.
  • FIG. 3 is a flowchart of another cell access method provided by an embodiment of the present application. As shown in FIG. 3 , the method includes:
  • Step 202 the UE randomly accesses the MN.
  • Step 204 The MN sends a first radio control resource (Radio Resource Control, RRC for short) connection reconfiguration (Connection) signaling to the UE, where the first RRC connection reconfiguration signaling includes a measurement control instruction.
  • RRC Radio Resource Control
  • the radio control resource connection reconfiguration is "RRC Connection Reconfiguration" signaling.
  • the MN may issue the measurement control instruction to the UE through the first RRC connection reconfiguration signaling.
  • Step 206 the UE returns the first RRC connection reconfiguration completion signaling to the MN.
  • the RRC connection reconfiguration complete signaling is "RRC Reconfiguration Complete” signaling.
  • Step 208 The UE acquires cell indication information.
  • Step 210 The UE performs cell measurement to generate a first measurement report, where the first measurement report includes the measurement result of the cell to be accessed.
  • Step 212 the UE selects the measurement result of the designated cell indicated by the cell indication information from the measurement result of the cell to be accessed according to the selection rule and the cell indication information, and generates a second measurement report, which includes the designated cell. measurement results.
  • Step 214 the UE sends the second measurement report to the MN.
  • Step 216 The MN determines the target cell from the designated cells according to the measurement result of the designated cell.
  • Step 218 The MN sends a secondary node addition request to a secondary node (Secondary Node, SN for short) corresponding to the target cell.
  • a secondary node Secondary Node, SN for short
  • the master node MN may be an evolved base station (Evolved Node B, eNodeB for short), and the secondary node SN may be a next generation Node B (next generation Node B, gNodeB for short).
  • Evolved Node B evolved Node B
  • gNodeB next generation Node B
  • the secondary node addition request is "SgNB Addition Request”.
  • Step 220 the SN returns the secondary node addition request confirmation to the MN.
  • the secondary node addition request acknowledgement is "SgNB Addition Request Acknowledge”.
  • Step 222 The MN sends the second RRC connection reconfiguration signaling to the UE, where the second RRC connection reconfiguration signaling includes the cell identity information of the target cell.
  • Step 224 the UE returns the second RRC connection reconfiguration completion signaling to the MN.
  • Step 226 The MN sends the secondary node reconfiguration complete signaling to the SN.
  • the secondary node reconfiguration complete signaling is "SgNB Reconfiguration Complete” signaling.
  • Step 228 The UE accesses the target cell of the SN according to the cell identification information of the target cell.
  • the UE accesses the target cell of the SN according to the cell identification information of the target cell through a random access procedure (Random Access Procedure).
  • Step 230 The MN initiates a serial number (Serial Number, SN for short) status transfer (Status Transfer) process to the SN.
  • serial Number Serial Number, SN for short
  • Status Transfer Serial Transfer
  • the SN in step 230 is the abbreviation of the serial number, which is different from the secondary node SN in other steps in the specification.
  • Step 232 Serving Gateway (Serving GateWay, S-GW for short) performs data forwarding (Data Forwarding) to the SN through the MN.
  • Serving Gateway Server GateWay, S-GW for short
  • Data Forwarding data forwarding
  • the method further includes: executing a path update procedure (Path Update Procedure), wherein the path update procedure may specifically include:
  • Step 234 The MN sends a Radio Access Bearer (Radio Access Bearer, E-RAB for short) modification indication (Modification Indication) signaling to a mobility management entity (Mobility Management Entity, MME for short).
  • E-RAB Radio Access Bearer
  • Modification Indication Modification Indication
  • Step 236 Carry out bearer modification (Bearer Modification) between the MME and the S-GW.
  • Step 238 The S-GW sends an end marker packet (End Marker Packet) to the SN through the MN.
  • End Marker Packet End Marker Packet
  • Step 240 The MME sends an E-RAB modification confirmation (Modification Confirmation) signaling to the MN.
  • E-RAB modification confirmation Modification Confirmation
  • the UE selects the designated cell to be accessed according to the selection rule and the obtained cell indication information, and then the base station allocates the target cell from the designated cells, so that the determined target cell is the cell that the UE needs to access , so that the UE can select the cell to be accessed under the NSA network.
  • An embodiment of the present application provides a computer-readable storage medium, where the computer-readable storage medium includes a stored program, wherein when the program runs, the device where the computer-readable storage medium is located is controlled to execute the above cell access method example.
  • An embodiment of the present application provides a user equipment, including: one or more processors; a memory; and one or more computer programs, wherein the one or more computer programs are stored in the memory, and the one The or more computer programs include instructions that, when executed by the user equipment, cause the user equipment to perform the embodiments of the cell access method described above.
  • FIG. 4 is a schematic diagram of a user equipment according to an embodiment of the present application.
  • the user equipment 10 of this embodiment includes: a processor 11 , a memory 12 , and a computer program 13 stored in the memory 11 and executable on the processor 11 , when the computer program 13 is executed by the processor 11
  • a processor 11 a memory 12
  • a computer program 13 stored in the memory 11 and executable on the processor 11 , when the computer program 13 is executed by the processor 11
  • the user equipment 10 includes, but is not limited to, a processor 11 and a memory 12 .
  • FIG. 4 is only an example of the user equipment 10, and does not constitute a limitation to the user equipment 10, which may include more or less components than the one shown, or combine some components, or different components
  • the user equipment may also include an input and output device, a network access device, a bus, and the like.
  • the so-called processor 11 may be a central processing unit (Central Processing Unit, CPU), or other general-purpose processors, digital signal processors (Digital Signal Processor, DSP), application specific integrated circuits (Application Specific Integrated Circuit, ASIC), Field-Programmable Gate Array (FPGA) or other programmable logic devices, discrete gate or transistor logic devices, discrete hardware components, etc.
  • a general purpose processor may be a microprocessor or the processor may be any conventional processor or the like.
  • the memory 12 may be an internal storage unit of the user equipment 10 , such as a hard disk or a memory of the user equipment 10 .
  • the memory 12 may also be an external storage device of the user equipment 10, such as a plug-in hard disk, a smart memory card (Smart Media Card, SMC), a secure digital (Secure Digital, SD) card, a flash memory card (Flash card) equipped on the user equipment 10. Card), etc.
  • the memory 12 may also include both an internal storage unit of the user equipment 10 and an external storage device.
  • the memory 12 is used to store computer programs and other programs and data required by the user equipment.
  • the memory 12 may also be used to temporarily store data that has been or will be output.
  • An embodiment of the present application provides a base station used in cooperation with a user equipment, where the base station is configured to receive a second measurement report sent by a UE, where the second measurement report includes a measurement result of the designated cell, where the designated cell
  • the measurement result is that the UE obtains the cell indication information, performs cell measurement to generate a first measurement report, and the first measurement report includes the measurement result of the cell to be accessed. It is selected from the measurement result of the access cell; the cell identity information of the target cell determined according to the measurement result of the designated cell; the cell identity information of the target cell is sent to the UE for the UE to use according to The cell identification information of the target cell accesses the target cell.
  • the disclosed system, apparatus and method may be implemented in other manners.
  • the apparatus embodiments described above are only illustrative.
  • the division of the units is only a logical function division. In actual implementation, there may be other division methods.
  • multiple units or components may be combined. Either it can be integrated into another system, or some features can be omitted, or not implemented.
  • the shown or discussed mutual coupling or direct coupling or communication connection may be through some interfaces, indirect coupling or communication connection of devices or units, and may be in electrical, mechanical or other forms.
  • the units described as separate components may or may not be physically separated, and components displayed as units may or may not be physical units, that is, may be located in one place, or may be distributed to multiple network units. Some or all of the units may be selected according to actual needs to achieve the purpose of the solution in this embodiment.
  • each functional unit in each embodiment of the present application may be integrated into one processing unit, or each unit may exist physically alone, or two or more units may be integrated into one unit.
  • the above-mentioned integrated unit may be implemented in the form of hardware, or may be implemented in the form of hardware plus software functional units.
  • the above-mentioned integrated units implemented in the form of software functional units can be stored in a computer-readable storage medium.
  • the above-mentioned software functional unit is stored in a computer-readable storage medium, and includes several instructions to cause a computer device (which may be a personal computer, a server, or a network device, etc.) or a processor (Processor) to execute the steps described in the various embodiments of the present application. some steps of the method.
  • the aforementioned computer-readable storage medium includes: U disk, removable hard disk, read-only memory (Read-Only Memory, ROM), random access memory (Random Access Memory, RAM), magnetic disk or optical disk and other various programs that can store programs medium of code.

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  • Mobile Radio Communication Systems (AREA)

Abstract

Des modes de réalisation de la présente demande concernent un procédé d'accès à une cellule, un équipement utilisateur et une station de base. Le procédé consiste à : obtenir des informations d'indication de cellule ; effectuer une mesure de cellule afin de générer un premier rapport de mesure, le premier rapport de mesure comprenant les résultats de mesure d'une cellule à laquelle il faut accéder ; selon une règle de sélection et les informations d'indication de cellule, sélectionner, parmi les résultats de mesure de la cellule à laquelle il faut accéder, un résultat de mesure d'une cellule spécifiée indiqué par les informations d'indication de cellule, puis générer un second rapport de mesure, le second rapport de mesure comprenant le résultat de mesure de la cellule spécifiée ; transmettre le second rapport de mesure à la station de base ; et obtenir, à partir de la station de base, les informations d'identifiant d'une cellule cible qui est déterminée en fonction du résultat de mesure de la cellule spécifiée, puis accéder à la cellule cible en fonction des informations d'identifiant de la cellule cible. Selon les modes de réalisation de la présente demande, l'équipement utilisateur peut sélectionner une cellule à laquelle il faut accéder.
PCT/CN2022/080401 2021-03-25 2022-03-11 Procédé d'accès à une cellule, équipement utilisateur et station de base WO2022199402A1 (fr)

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CN114666858B (zh) * 2022-04-28 2024-04-02 北京小米移动软件有限公司 网络注册方法、装置、终端及存储介质

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