WO2021258973A1 - Procédé de positionnement de rapport de mesures, dispositif électronique et support de stockage - Google Patents

Procédé de positionnement de rapport de mesures, dispositif électronique et support de stockage Download PDF

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Publication number
WO2021258973A1
WO2021258973A1 PCT/CN2021/096193 CN2021096193W WO2021258973A1 WO 2021258973 A1 WO2021258973 A1 WO 2021258973A1 CN 2021096193 W CN2021096193 W CN 2021096193W WO 2021258973 A1 WO2021258973 A1 WO 2021258973A1
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measurement report
cell
location information
positioning method
measurement
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PCT/CN2021/096193
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English (en)
Chinese (zh)
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李益刚
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中兴通讯股份有限公司
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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
    • H04W64/00—Locating users or terminals or network equipment for network management purposes, e.g. mobility management

Definitions

  • This application relates to the field of communication technology, and in particular to a method for positioning measurement reports, electronic equipment, and storage media.
  • the technology of locating measurement report (MR) data is widely used in the field of network planning and network optimization. Users can use the positioning results of the measurement report to evaluate and analyze network coverage, quality, interference, capacity, and abnormal events, and formulate network planning and network optimization plans based on the results of the evaluation and analysis.
  • the measurement report is the main means for the network side to obtain terminal wireless information in the mobile communication system, and it mainly includes two parts: uplink measurement information and downlink measurement information.
  • the downlink measurement information is measured and collected by the terminal and reported to the base station through the Measurement Report signaling of the air interface, and the uplink measurement information is measured and collected by the base station.
  • Measurement reports are divided into event type and periodic type. Periodic measurement reports are usually used to evaluate the coverage, interference, quality, performance, traffic volume and other indicators of the network. Based on the evaluation results, they are applied to wireless network planning and network optimization. Work.
  • 5G network planning and network optimization have also put forward higher requirements for the positioning accuracy of 5G cell measurement reports.
  • the New Radio (NR) protocol of the 3rd Generation Partnership Project (3rd Generation Partnership Project, 3GPP) has not yet supported the location information reported by the User Equipment (UE), so currently It is impossible to accurately locate the measurement report of the 5G cell.
  • An embodiment of the present application provides a measurement report positioning method, including: determining second position information of a measurement report of a second cell according to first position information of a measurement report of a first cell, wherein the first position information passes Obtained by the UE in the dual connection state, and the UE is respectively connected to the first cell and the second cell in the dual connection state.
  • An embodiment of the present application also provides an electronic device, including: at least one processor; and, a memory communicatively connected with the at least one processor; wherein the memory stores the memory that can be executed by the at least one processor; The instructions are executed by the at least one processor, so that the at least one processor can execute the measurement report positioning method described above.
  • the embodiment of the present application also provides a computer-readable storage medium, which stores a computer program, and when the computer program is executed by a processor, realizes the measurement report positioning method described above.
  • FIG. 1 is a schematic flowchart of a measurement report positioning method provided by the first embodiment of the present application
  • FIG. 2 is a schematic flowchart of a measurement report positioning method provided by a second embodiment of the present application.
  • FIG. 3 is an example diagram of identifying the dual connection identifier in the measurement report positioning method provided by the second embodiment of the present application.
  • FIG. 4 is an example diagram of determining second location information in the measurement report positioning method provided by the second embodiment of the present application.
  • FIG. 5 is a schematic flowchart of a measurement report positioning method provided by the third embodiment of the present application.
  • FIG. 6 is an example diagram of selecting a measurement report of the first cell according to the first preset time range in the measurement report positioning method provided by the third embodiment of the present application;
  • FIG. 7 is a schematic flowchart of a measurement report positioning method provided by a fourth embodiment of the present application.
  • FIG. 8 is an exemplary diagram of determining second location information in the measurement report positioning method provided by the fourth embodiment of the present application.
  • FIG. 9 is a schematic structural diagram of an electronic device provided by a fifth embodiment of the present application.
  • the purpose of the embodiments of the present application is to provide a measurement report positioning method, electronic equipment, and storage medium, so that accurate positioning of the measurement report of a 5G cell can be achieved.
  • the first embodiment of the present application relates to a measurement report positioning method.
  • the second position information of the measurement report of the second cell is determined according to the first position information of the measurement report of the first cell.
  • the UE Under the UE, the UE is connected to the first cell and the second cell respectively in the dual connection state. Since the measurement report of the first cell (4G cell) reported by the UE in the dual connectivity state and the measurement report of the second cell (5G cell) are at the same location, the 5G cell measurement can be determined according to the location information of the 4G cell measurement report The reported position information, so as to realize the precise positioning of the measurement report of the 5G cell.
  • the execution subject of the measurement report positioning method provided in the embodiments of the present application may be a server, where the server may be implemented by a single server or a server cluster composed of multiple servers.
  • the measurement report positioning method provided in this application can be applied to non-stand alone networking (Non-Stand Alone, NSA), where NSA refers to the deployment of 5G networks using existing 4G infrastructure
  • NSA refers to the deployment of 5G networks using existing 4G infrastructure
  • a kind of network architecture based on the NSA architecture 5G carrier only carries user data, and its control signaling is still transmitted through the 4G network.
  • the measurement report positioning method provided in the embodiment of the present application can also be applied to other similar network architectures.
  • FIG. 1 The specific process of the measurement report positioning method provided by the embodiment of the present application is shown in FIG. 1, and specifically includes the following steps.
  • S101 Acquire first location information of a measurement report of a first cell, where the first location information is acquired by a UE in a dual connection state, and the UE is connected to the first cell and the second cell respectively in the dual connection state.
  • the first cell is a 4G cell
  • the second cell is a 5G cell.
  • a cell is a wireless logical area where users provide services, and the CellID is usually used on the system side to identify a unique cell under the same base station.
  • the 5G base station has priority to access the 4G core network. Therefore, in the NSA mode, the UE uses 4G as the dual connection state.
  • the master node Master Node, MN
  • 5G is the secondary node (Secondary Node, SN).
  • MN Master Node
  • SN Secondary Node
  • the UE may use 5G as the primary node (MN) and 4G as the secondary node (SN) in the subsequent dual-connection state, which will not affect the specific implementation of the measurement report positioning method in the embodiment of the present application.
  • a base station (Base Station), a public mobile communication base station, is a form of radio station, which refers to a radio transceiver station that transmits information between a mobile communication switching center and a mobile phone terminal in a certain radio coverage area.
  • NodeBID is usually used to identify different base stations under the same Radio Network Controller (RNC).
  • RNC Radio Network Controller
  • EnodeBID is usually used to identify different base stations of the same local network.
  • the MN Master Node
  • SN secondary node
  • adopts 5G cell as the secondary node of the user plane in the NSA network, which is mainly used to transmit service data with the UE.
  • a 4G cell refers to a cell of a certain 4G network
  • a 5G cell refers to a cell of a certain 5G network.
  • the actual network mode of the first cell and the second cell is not limited. It only needs to meet the requirements of the UE in the dual connection state. The conditions are fine.
  • the first cell and the second cell are cells in different network modes.
  • the first location information may specifically be Global Navigation Satellite System (GNSS) location information reported by the UE, or may be the type of location information reported by the UE, which is not specifically limited here.
  • GNSS location information when the UE accesses the network, if the UECapabilityInformation message reported by the UE is identified as standaloneGNSS-Location-r10supported in the UE-BasedNetwPerfMeasParameters-r10 structure, it means that the UE supports GNSS location information reporting.
  • the base station can request the UE to carry the GNSS location information in the measurement report (MR) by sending the RRCConnectionReconfiguration message configured as includeLocationInfo-r10true in the measConfig.
  • MR measurement report
  • the method for the UE to report GNSS information is described in the 3GPP TS36.331 and 36.355 protocols.
  • S102 Determine the second location information of the measurement report of the second cell according to the first location information of the measurement report of the first cell.
  • determining the second location information of the measurement report of the second cell based on the first location information of the measurement report of the first cell may be directly using the first location information as the second location information, or it may be based on the first location information. After a certain amount of position information is corrected, the second position information is obtained according to the corrected first position information.
  • the first cell with the same or similar generation time point may be selected within the time range when the UE is in the dual connectivity state.
  • the measurement report of the second cell and the measurement report of the second cell, and then the second location information of the measurement report of the second cell is determined according to the selected measurement report of the first cell.
  • the measurement report of the first cell that is the same as the timestamp or within a certain time range can be selected according to the time stamp of the measurement report of the second cell, and then determined according to the first location information of the measurement report of the selected first cell
  • the second location information of the measurement report of the second cell can be set according to actual needs, which is not specifically limited in the embodiment of the present application.
  • the measurement report positioning method obtaineds the first location information of the measurement report of the first cell, and determines the second location information of the measurement report of the second cell according to the first location information of the measurement report of the first cell.
  • the first location information is obtained by the UE in the dual connection state, and the UE is connected to the first cell and the second cell respectively in the dual connection state.
  • the position information of the measurement report of the 5G cell can be determined according to the position information of the measurement report of the 4G cell, so as to achieve precise positioning of the measurement report of the 5G cell.
  • the second embodiment of the present application relates to a measurement report positioning method.
  • the second embodiment is roughly the same as the first embodiment.
  • the main difference is that: in the embodiment of the present application, the measurement report of the first cell Before the information determines the second location information of the measurement report of the second cell, it further includes: the dual connectivity identifier that identifies the measurement report of the first cell and the measurement report of the second cell the same; and the first cell based on the measurement report of the first cell
  • the location information determines the second location information of the measurement report of the second cell, which includes: filtering out the measurement report of the first cell whose dual connectivity identifier is the same as the measurement report of the second cell as the first measurement report.
  • the first location information determines the second location information of the measurement report of the second cell.
  • the measurement report of the first cell and the measurement report of the second cell By combining the measurement report of the first cell and the measurement report of the second cell with the same dual connectivity identifier, it is convenient to distinguish the measurement report of the first cell and the measurement report of the second cell reported by the UE in the dual connectivity state;
  • the measurement report of the first cell with the same dual connectivity identifier as the measurement report of the second cell, and the second location information of the second cell is determined based on the screened measurement report, then the measurement report and the second cell of the first cell at the same location can be determined The measurement report of the cell, thereby realizing the positioning of the measurement report of the second cell.
  • FIG. 2 The specific process of the measurement report positioning method provided by the embodiment of the present application is shown in FIG. 2, and specifically includes the following steps.
  • S201 A dual connection identifier with the same identifier of the measurement report of the first cell and the measurement report of the second cell.
  • FIG. 3 is an example diagram of identifying a dual-connection identifier in a measurement report positioning method provided in an embodiment of this application.
  • Figure 3 takes the first cell as a 4G cell and the second cell as a 5G cell as an example.
  • the UE is connected to the 4G network as the master node (MN) and connected to the 5G network as the secondary node (SN), and the reported 4G
  • the measurement report of the cell is LTE MR
  • the reported measurement report of the 5G cell is NR MR
  • the TimeStamp in MR is the timestamp of MR
  • the EN-DC ID is the dual-connection identification.
  • the MN cell where the UE is located recognizes the occurrence of the UE.
  • the MR set of the MN cell and the MR set of the SN cell corresponding to the dual connectivity instance of the UE are identified with the same dual connectivity identification number, as shown in Figure 3, respectively on the LTE MR and NR MR identifiers
  • the same dual connection identifier "EN-DC ID 1".
  • NR MR is identified through the X2 interface according to the dual-connection identification of LTE MR. In actual applications, only the measurement report of the first cell and the measurement report of the second cell have the same dual-connection identification. Limited to the way shown in Figure 3.
  • the first cell or the second cell that the UE is actually connected to may change during the movement, in order to ensure that the measurement reports of the cells connected to the UE in the current dual-connection state all have the same dual-connection identification , It is convenient to locate the measurement report according to the same dual-connection identifier.
  • the measurement report of the first cell and the measurement report of the second cell have the same dual-connection identifier, it also includes: When a cell or a second cell is handed over, the dual-connection identification is transferred to the measurement report of the handover cell.
  • the dual connectivity identifier of the measurement report of the cell before the handover is transferred to the measurement report of the cell after the handover. For example, if a handover occurs in the first cell, the dual connection identifier of the measurement report of the first cell before the handover is transferred to the measurement report of the first cell after the handover.
  • the dual-connected identity corresponding to each UE should have a global Uniqueness, where the preset time can be set according to actual needs, for example, 3 days or more.
  • S202 Screen the measurement report of the first cell with the same dual connectivity identifier as the measurement report of the second cell as the first measurement report.
  • S203 Determine the second location information of the measurement report of the second cell according to the first location information of the first measurement report.
  • FIG. 4 is an example diagram of determining the second location information in the measurement report positioning method provided by the embodiment of the application.
  • GNSS location information (GNSS Location) is acquired from the first measurement report (MN MR), and the acquired GNSS location information is filled in the measurement report (SN MR) of the second cell.
  • S202 may also be: screening the measurement report of the second cell with the same dual connectivity identifier as the measurement report of the first cell as the second measurement report; correspondingly, S203 may be: according to the measurement report of the first cell The measurement report determines the second location information of the second measurement report.
  • the measurement report of the first cell and the measurement report of the second cell are identified by the same dual connectivity identifier, so that it is convenient to distinguish the measurement report of the first cell reported by the UE in the dual connectivity state.
  • the measurement report of the second cell; and the measurement report of the first cell with the same dual connectivity identifier as the measurement report of the second cell is screened out, and the second location information of the second cell is determined based on the screened measurement report, then it can be determined that they are in the same Position the measurement report of the first cell and the measurement report of the second cell, thereby realizing the positioning of the measurement report of the second cell.
  • the third embodiment of the present application relates to a measurement report positioning method.
  • the third embodiment is roughly the same as the first embodiment.
  • the main difference is that: in the embodiment of the present application, the first location information of the measurement report of the first cell is Determining the second location information of the measurement report of the second cell may specifically be: determining the second location information of the measurement report of the second cell according to the first location information of the measurement report of the first cell within the first preset time range, It may include: determining whether there is a measurement report of the first cell within the first preset time range, and if there is a measurement report of the first cell, determining the measurement report of the second cell according to the first location information of the measurement report of the first cell The second location information.
  • the location information of the measurement report of the second cell is determined according to the location information of the measurement report of the first cell within the first preset time range. By setting the first preset time range reasonably, the location information of the second cell to be determined can be selected.
  • FIG. 5 The specific process of the measurement report positioning method provided by the embodiment of the present application is shown in FIG. 5, which specifically includes the following steps.
  • S301 Determine whether there is a measurement report of the first cell within the first preset time range.
  • the first preset time range can be set according to actual needs.
  • the first preset time range is determined according to the measurement period of the measurement report of the second cell. For example, if the measurement period of the measurement report of the second cell is Psn, and the generation time of the measurement report of the second cell that needs to be located is Tsn, the first preset time range can be set to be between Tsn-1/2*Psn and Tsn. +1/2*Psn, an example diagram of selecting the measurement report of the first cell according to the first preset time range is shown in FIG. 6. In Fig.
  • the first location information of the measurement report in the range is determined to be in the second cell
  • the second location information of the measurement report whose generation time is Tsn.
  • one of the measurement reports of the first cell can be randomly selected to determine the second cell measurement report.
  • the measurement report whose generation time is closest to the generation time of the measurement report of the second cell can also be selected to determine the second location information of the measurement report of the second cell. For example, in the above example, if the generation time of the measurement report of the first cell is Tmn, the measurement report of the first cell with the smallest
  • the measurement report positioning method determines the position information of the measurement report of the second cell according to the position information of the measurement report of the first cell within the first preset time range, and sets the first preset time range reasonably .
  • the measurement report of the first cell that is the same or similar to the generation time of the measurement report of the second cell to be determined can be selected for positioning, so as to effectively realize the positioning of the measurement report of the second cell.
  • the fourth embodiment of the present application relates to a measurement report positioning method.
  • the fourth embodiment is roughly the same as the first embodiment.
  • the main difference is: in the embodiment of the present application, the first location information of the measurement report of the first cell is Determining the second location information of the measurement report of the second cell may specifically be: determining the second location information of the measurement report of the second cell within the second preset time range according to the first location information of the measurement report of the first cell, It may include: pushing the measurement report of the first cell to the second cell, and using the time when the second cell receives the pushed measurement report or the generation time of the pushed measurement report as the first time point, and from the first time point according to the first time point.
  • the third measurement report and the fourth measurement report are determined in the measurement report generated by the second cell.
  • the third measurement report is regarded as the second measurement report.
  • the measurement report of the cell within the second preset time range, and the second location information of the third measurement report is determined according to the first location information; if the time difference between the generation time of the fourth measurement report and the generation time of the pushed measurement report is less than the preset time If the duration is set, the fourth measurement report is used as the measurement report of the second cell within the second preset time range, and the second location information of the fourth measurement report is determined according to the first location information.
  • the measurement report of the second cell that is closest to the generation time of the pushed measurement report can be determined, and the first location information of the pushed measurement report can be determined.
  • the second location information of the measurement report of the second cell is determined to realize the positioning of the measurement report of the second cell.
  • the specific process of the measurement report positioning method provided by the embodiment of the present application is shown in FIG. 7, and specifically includes the following steps.
  • S401 Push the measurement report of the first cell to the second cell, and use the time when the second cell receives the pushed measurement report or the generation time of the pushed measurement report as the first time point.
  • pushing the measurement report of the first cell to the second cell is to push one of the measurement reports of the first cell to the second cell.
  • the specific generation time of the pushed measurement report is not limited, and it may be the latest generation.
  • the measurement report can also be a measurement report generated at any point in time.
  • the time when the second cell receives the pushed measurement report is different from the generation time of the pushed measurement report.
  • S402 Determine a third measurement report and a fourth measurement report from the measurement report generated by the second cell according to the first time point, where the third measurement report is generated by the second cell in a period before the first time point.
  • the latest measurement report, the fourth report is the first measurement report generated by the second cell in the period after the first time point.
  • the preset duration can be set according to actual needs, and there is no specific limitation here.
  • the preset duration is half of the measurement period of the measurement report of the second cell. It is understandable that whether the third measurement report is a measurement report within the second preset time range is determined by the preset duration, which means that the second preset time range is determined according to the preset duration. Therefore, the second preset The time range can also be determined according to the measurement period of the measurement report of the second cell. By reasonably setting the second preset time range, the measurement reports of the second cell that are at the same or similar time as the pushed measurement report can be determined, so that these measurement reports can be located according to the location information of the pushed measurement report.
  • the generation time for example, a timestamp
  • the generation time of the pushed measurement report is between the generation time of the third measurement report and the generation time of the fourth measurement report.
  • the preset time length that the measurement report of the second cell in the second preset time range is essentially judged whether the generation time of the pushed measurement report is closer to the generation time of the third measurement report, or the generation of the pushed measurement report The time is closer to the generation time of the fourth measurement report, so the pushed measurement report determines the measurement report of the second cell whose generation time is closer.
  • the judgment logic is basically the same as the above.
  • the difference is that due to the network delay, the third measurement report and the fourth measurement report may appear.
  • the time difference between the report generation time and the pushed measurement report does not satisfy the condition of being less than or equal to the preset duration. At this time, for example, the positioning operation of the measurement report of the second cell may not be performed.
  • the third measurement report and/or the fourth measurement report can be selected as the second cell in the For the measurement report within the second preset time range, the second position information of the third measurement report and/or the fourth measurement report is determined according to the first position information of the pushed measurement report.
  • the generation time of the third measurement report is Tcurrent
  • the generation time of the fourth measurement report is Tnew
  • the generation time of the pushed measurement report is Tmn
  • Positioning as shown in Figure 8. In one embodiment, if Tmn-Tcurrent and Tnew-Tmn are both greater than 1/2*Psn, indicating that the pushed measurement report has expired, the positioning of the measurement report of the second cell is not performed.
  • the measurement report positioning method provided by the embodiment of the present application, by comparing the time difference between the third measurement report, the fourth measurement report and the pushed measurement report, the measurement report of the second cell that is closest to the generation time of the pushed measurement report can be determined. Therefore, the second location information of the measurement report of the second cell is determined according to the first location information of the pushed measurement report, and the positioning of the measurement report of the second cell is realized.
  • the fifth embodiment of the present application relates to an electronic device. As shown in FIG. 9, it includes: at least one processor 501; and a memory 502 communicatively connected with the at least one processor 501; An instruction executed by one processor 501 is executed by at least one processor 501, so that the at least one processor 501 can execute the foregoing measurement report positioning method.
  • the memory and the processor are connected in a bus mode
  • the bus may include any number of interconnected buses and bridges, and the bus connects one or more processors and various circuits of the memory together.
  • the bus can also connect various other circuits such as peripheral devices, voltage regulators, power management circuits, etc., which are all known in the art, and therefore, will not be further described herein.
  • the bus interface provides an interface between the bus and the transceiver.
  • the transceiver may be one element or multiple elements, such as multiple receivers and transmitters, providing a unit for communicating with various other devices on the transmission medium.
  • the data processed by the processor is transmitted on the wireless medium through the antenna, and further, the antenna also receives the data and transmits the data to the processor.
  • the processor is responsible for managing the bus and general processing, and can also provide various functions, including timing, peripheral interfaces, voltage regulation, power management, and other control functions.
  • the memory can be used to store data used by the processor when performing operations.
  • the sixth embodiment of the present application relates to a computer-readable storage medium, which stores a computer program.
  • the computer program is executed by the processor, the above method embodiment is realized.
  • the program is stored in a storage medium and includes several instructions to enable a device ( It may be a single-chip microcomputer, a chip, etc.) or a processor (processor) that executes all or part of the steps of the methods described in the embodiments of the present application.
  • the aforementioned storage media include: U disk, mobile hard disk, read-only memory (Read-Only Memory, ROM), random access memory (Random Access Memory, RAM), magnetic disk or optical disk and other media that can store program code .

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Abstract

Les modes de réalisation de la présente demande, qui appartient au domaine technique des communications, concernent un procédé de positionnement de rapport de mesures. Le procédé comprend : la détermination de secondes informations d'emplacement d'un rapport de mesures d'une seconde cellule selon des premières informations d'emplacement d'un rapport de mesures d'une première cellule, les premières informations d'emplacements étant acquises par un UE dans un état de double connectivité et l'UE étant respectivement connecté à la première cellule et à la seconde cellule dans l'état de double connectivité.
PCT/CN2021/096193 2020-06-24 2021-05-26 Procédé de positionnement de rapport de mesures, dispositif électronique et support de stockage WO2021258973A1 (fr)

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