WO2014036891A1 - Procédé et dispositif de mesure - Google Patents

Procédé et dispositif de mesure Download PDF

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Publication number
WO2014036891A1
WO2014036891A1 PCT/CN2013/081968 CN2013081968W WO2014036891A1 WO 2014036891 A1 WO2014036891 A1 WO 2014036891A1 CN 2013081968 W CN2013081968 W CN 2013081968W WO 2014036891 A1 WO2014036891 A1 WO 2014036891A1
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WO
WIPO (PCT)
Prior art keywords
mobile terminal
network element
target cell
cell
measurement
Prior art date
Application number
PCT/CN2013/081968
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English (en)
Chinese (zh)
Inventor
赵东
邹兰
Original Assignee
华为技术有限公司
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Application filed by 华为技术有限公司 filed Critical 华为技术有限公司
Publication of WO2014036891A1 publication Critical patent/WO2014036891A1/fr

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Classifications

    • 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

Definitions

  • the present invention relates to the field of mobile communications, and in particular, to a method and apparatus for measurement.
  • MDT Minimized Drive Test
  • IPRManager Integration Reference Point Manager
  • IPRManager Integration Reference Point Manager
  • IPRManager Integration Reference Point Manager
  • IRP Integrated Reference Point
  • a performance measurement or MDT task is activated in a carrier aggregation (MAC) scenario
  • the base station selects the cell as the primary cell (Primary Cell).
  • P-Cell User Equipment
  • UE User Equipment
  • a CA scenario it is not possible to distinguish which cells support the CA function, and thus cannot select a suitable cell to perform performance measurement or MDT tasks.
  • the UE supporting the CA function is transmitted by using its secondary cell (Sub Cell, S_Cell) as a service.
  • the UE that is the primary cell of the CA that supports the CA function cannot be selected to perform the performance measurement or the MDT task, so that when the quality of service is degraded, the secondary cell of the UE supporting the CA function cannot be used. Perform targeted measurements that affect network side analysis of network failures. Summary of the invention
  • the embodiment of the invention provides a method and a device for measuring, and implements a base station in a CA scenario.
  • the targeted performance measurement or MDT measurement can be performed by using the target cell as the secondary cell and/or the mobile terminal of the primary cell, thereby improving the positioning accuracy of the network problem.
  • the embodiment of the present invention provides a method for measuring, where the method includes: acquiring, by a network management or a network element, first indication information, where the first indication information is used to indicate that performing performance measurement according to carrier aggregation CA information or Mobile terminal for MDT tasks;
  • the network management or the network element selects the mobile terminal to perform performance measurement or MDT measurement on the target cell according to the first indication information.
  • the embodiment of the present invention provides a method for measuring, where the method includes: acquiring, by a network management or a network element, second indication information, where the second indication information is used to indicate a performance measurement or a minimum path reported by the mobile terminal. Measure whether the carrier aggregation CA attribute of the target cell is carried in the MDT measurement result;
  • the network management or the network element sends the second indication information to the mobile terminal.
  • an embodiment of the present invention provides a method for measuring, where the method includes: acquiring, by a network management or a network element, a minimum measurement MDT activation command or a performance measurement activation command; the network management or the network element selection conforms to the foregoing An MDT activation command or the performance measurement activation mobile terminal, and transmitting, to the mobile terminal, a command to perform an MDT measurement or a performance measurement; the network management or the network element receiving the performance measurement reported by the mobile terminal The measurement result or the measurement result of the MDT measurement, where the measurement result carries configuration information of a carrier aggregation CA attribute of the target cell.
  • the embodiment of the present invention provides a method for measuring, where the method includes: receiving, by a mobile terminal, a performance measurement that is reported or minimizing whether a path test MDT measurement result carries a carrier aggregation CA attribute of a target cell. Second indication information;
  • the mobile terminal reports the performance measurement or the MDT measurement result according to the second indication information.
  • an embodiment of the present invention provides a method for measuring, where the method includes: the mobile terminal checks an internal pre-configured reported performance measurement or minimizes a road test MDT measurement. Whether the result carries the configuration information of the carrier aggregation CA attribute of the target cell in the result;
  • an embodiment of the present invention provides a device for measuring, where the device includes: an acquiring unit, configured to acquire, by a network management or a network element, first indication information, and transmit the first indication information to a selection unit, where The first indication information is used to indicate that the mobile terminal that performs the performance measurement or the MDT task according to the carrier aggregation CA information is selected;
  • a selecting unit configured to receive the first indication information sent by the acquiring unit, where the network management or the network element selects, according to the first indication information, the mobile terminal performs performance measurement or MDT measurement on a target cell.
  • an embodiment of the present invention provides a device for measuring, where the device includes: an acquiring unit, configured to acquire, by a network management or a network element, second indication information, and send the second indication information to the sending unit
  • the second indication information is used to indicate whether the performance measurement reported by the mobile terminal or the minimization of the drive test MDT measurement result carries the carrier aggregation CA attribute of the target cell;
  • a sending unit configured to receive the second indication information that is sent by the acquiring unit, where the network management or the network element sends the second indication information to the mobile terminal.
  • an embodiment of the present invention provides a device for measuring, where the device includes: an acquiring unit, configured to acquire, by a network management or a network element, a minimum measurement MDT activation command or a performance measurement activation command, where the MDT activation command or Transmitting the performance measurement activation command to the sending unit;
  • a sending unit configured to receive the MDT activation command or the performance measurement activation command sent by the acquiring unit, where the network management or the network element selects a mobile terminal that meets the MDT activation command or the performance measurement activation command And transmitting, to the mobile terminal, a command to perform an MDT measurement or a performance measurement;
  • a receiving unit configured to receive, by the network management or the network element, a measurement result of the performance measurement or a measurement result of the MDT measurement on the mobile terminal, where the measurement result carries a target Configuration information of the carrier aggregation CA attribute of the target cell.
  • the embodiment of the present invention provides a device for measuring, where the device includes: a receiving unit, configured to receive, by the mobile terminal, a performance measurement used to indicate the report or to minimize whether the target cell is carried in the MDT measurement result. Transmitting the second indication information of the CA attribute, and transmitting the second indication information to the reporting unit;
  • the reporting unit is configured to receive the second indication information that is sent by the receiving unit, and the mobile terminal reports the performance measurement or the MDT measurement result according to the second indication information.
  • an embodiment of the present invention provides a device for measuring, where the device includes: an checking unit, configured to: check, by a mobile terminal, an internal pre-configured reported performance measurement or minimize a path test MDT measurement result to carry a target cell.
  • the carrier aggregation CA attribute configuration information, and the configuration information is transmitted to the upper unit;
  • the reporting unit is configured to receive the configuration information sent by the checking unit, and the mobile terminal performs the performance measurement or the MDT measurement result according to the configuration information.
  • the network management or the network element obtains the first indication information, where the first indication information is used to indicate that the performance measurement or the MDT task is performed according to the carrier aggregation CA information.
  • the mobile device or the network element selects, according to the first indication information, that the mobile terminal performs performance measurement or MDT measurement on the target cell.
  • the network management or the network element can acquire the performance measurement or the MDT measurement of the mobile terminal that is the target cell as the primary cell, and obtain the performance measurement of the mobile terminal that uses the target cell as the secondary cell or
  • the MDT measurement method can improve the comprehensiveness of the performance measurement or the MDT measurement in the CA scenario, thereby improving the positioning accuracy of the network problem.
  • FIG. 1 is a flowchart of a method for measuring according to an embodiment of the present invention
  • FIG. 3 is a schematic diagram of selecting an MDT mobile terminal in a method for measuring according to an embodiment of the present invention
  • FIG. 4 is a schematic diagram of selecting an MDT mobile terminal in another method for measuring according to an embodiment of the present invention.
  • FIG. 5 is a schematic diagram of selecting an MDT mobile terminal in another method for measuring according to an embodiment of the present invention.
  • FIG. 6 is a flowchart of another method for measuring according to an embodiment of the present invention.
  • FIG. 7 is a flowchart of another method for measuring according to an embodiment of the present invention.
  • FIG. 8 is a flowchart of another method for measuring according to an embodiment of the present invention.
  • FIG. 9 is a schematic diagram of a device for measuring according to an embodiment of the present invention.
  • FIG. 10 is a schematic diagram of another apparatus for measuring according to an embodiment of the present invention.
  • FIG. 11 is a schematic diagram of another measuring device according to an embodiment of the present invention.
  • FIG. 12 is a schematic diagram of another apparatus for measuring according to an embodiment of the present invention.
  • FIG. 13 is a schematic diagram of another apparatus for measuring according to an embodiment of the present invention.
  • GSM Global System for Mobile Communications
  • CDMA Code Division Multiple Access
  • TDMA Time Division Multiple Access
  • WCDMA Wideband Code Division Multiple Access
  • FDMA Frequency Division Multiple Access
  • OFDMA Orthogonal Frequency OFDMA
  • SC-FDMA single carrier FDMA
  • GPRS General Packet Radio Service
  • LTE Long Term Evolution
  • the user equipment which may be a wireless terminal or a wired terminal, may be a device that provides voice and/or data connectivity to the user, a handheld device with wireless connectivity, or other processing device connected to the wireless modem.
  • the wireless terminal can communicate with one or more core networks via a radio access network (eg, RAN, Radio Access Network), which can be a mobile terminal, such as a mobile phone (or "cellular" phone) and with a mobile terminal
  • RAN Radio Access Network
  • the computers for example, can be portable, pocket-sized, handheld, computer-integrated or in-vehicle mobile devices that exchange language and/or data with the wireless access network.
  • a wireless terminal may also be called a system, a Subscriber Unit, a Subscr iber Station, a Mobile Station, a Mobile, a Remote Station, and an Access Point. ), Remote Terminal, Access Terminal, User Terminal, User Agent, User Equipment;
  • a network element may refer to a device in an access network that communicates with a wireless terminal over one or more sectors over an air interface.
  • the base station can be used to convert the received air frame to the IP packet as a router between the wireless terminal and the rest of the access network, wherein the remainder of the access network can include an Internet Protocol (IP) network.
  • IP Internet Protocol
  • the base station can also coordinate attribute management of the air interface.
  • the base station may be an evolved base station (NodeB or eNB or e_NodeB, evolutional Node B) in LTE (Long Term Evolution), which is not limited by the present invention.
  • the network element may be an access network element or a core network element, and the access network element includes an eNodeB, a Base Station Controller (BSC), a Radio Network Controller (RNC), and a core network element including a Mobi Management Management (MME).
  • BSC Base Station Controller
  • RNC Radio Network Controller
  • MME Mobi Management Management
  • Serving GPRS Supper t Node (SGSN) multimedia service controller (Mul t imedia Service Controler, MSC).
  • the network management is responsible for the operation, maintenance, and management of the entire network, and the present invention is not limited.
  • the method, device, and system for measurement provided by the embodiments of the present invention can be applied to a scenario in which a minimization of a drive test MDT needs to be performed in a carrier aggregation scenario.
  • the NMS may send an MDT activation command to the target cell.
  • the network management or the network element may select the target cell according to the UE selection condition.
  • the UE in the cell or the secondary cell performs performance measurement or MDT measurement to implement the comprehensive performance of the performance measurement or the MDT measurement in the CA scenario, thereby improving the positioning accuracy of the network problem.
  • Embodiments of the present invention provide a method, apparatus, and system for measuring.
  • the network management or the network element acquires the first indication information, where the first indication information is used to indicate that the mobile terminal that performs the MDT task according to the carrier aggregation CA information is selected; the network management or the network element is according to the foregoing An indication information is selected to perform performance measurement or MDT measurement on the target cell by the mobile terminal.
  • the network management or the network element can acquire the performance measurement or the MDT measurement of the mobile terminal that is the target cell as the primary cell, and obtain the performance measurement of the mobile terminal that uses the target cell as the secondary cell or
  • the MDT measurement method can improve the comprehensiveness of the performance measurement or the MDT measurement in the CA scenario, thereby improving the positioning accuracy of the network problem.
  • the performance measurement includes terminal QoS measurement data, connection failure report, and radio link loss report.
  • FIG. 1 is a flowchart of a method for measurement according to an embodiment of the present invention.
  • the execution entity of this embodiment is a network management system or a network element.
  • the method for selecting a mobile terminal for performing performance measurement or MDT measurement according to the first indication information is described in detail in the network management or network element. As shown in FIG. 1, this embodiment includes The following steps:
  • Step 101 The network management or the network element acquires the first indication information, where the first indication information is used to indicate that the mobile terminal that performs the MDT task according to the carrier aggregation CA information is selected.
  • the network management or the network element may receive performance measurement or MDT measurement requirements for the target cell, because in the carrier aggregation scenario, some mobile terminals use the target cell as the primary cell, and some mobiles
  • the terminal uses the cell as a secondary cell, and the network management or the network element performs the targeted measurement on the network performance of the target cell, and may first obtain the first indication information, where the indication information is used to indicate that the MDT task is performed according to the carrier aggregation information.
  • Mobile terminal may receive performance measurement or MDT measurement requirements for the target cell, because in the carrier aggregation scenario, some mobile terminals use the target cell as the primary cell, and some mobiles
  • the terminal uses the cell as a secondary cell, and the network management or the network element performs the targeted measurement on the network performance of the target cell, and may first obtain the first indication information, where the indication information is used to indicate that the MDT task is performed according to the carrier aggregation information.
  • the first indication information includes one or a combination of the following information: selecting a mobile terminal supporting the CA function, selecting a mobile terminal included in the designated network element, selecting a mobile terminal that uses the target cell as a primary cell, and selecting a mobile terminal
  • the mobile terminal that is the secondary cell of the target cell selects the mobile terminal that does not support the CA function, and selects the mobile terminal that can report the CA or the attribute of the target cell in the reported performance measurement or MDT measurement result.
  • the target cell CA attribute includes one of the following information: the measurement target cell is a primary cell, a secondary cell, and a normal cell of the mobile terminal.
  • Step 102 The network management or the network element selects, according to the first indication information, the mobile terminal to perform performance measurement or MDT measurement on the target cell.
  • the specific operation method for the network management unit or the network element to select the mobile terminal to perform performance measurement or MDT measurement on the target cell according to the first indication information is: querying a CA related network element list, or a terminal CA attribute table, Or a CA neighbor list, and selecting, by the mobile terminal that meets the first indication information, performing performance measurement or MDT measurement on the target cell.
  • the specific operation method for the network management unit or the network element to perform the performance measurement or the MDT measurement on the target cell by the mobile terminal according to the first indication information where the network management or the network element queries the Obtaining, by the CA-related network element list, or the terminal CA attribute table, or the CA neighboring cell table, the network-related network element of the network management system or the network element, where the CA-related network element has the network management system or the network element a network element of the CA correlation; the network management or the network element to the CA related network element Transmitting the first indication information, where the CA related network element selects a mobile terminal that satisfies the first indication information to perform performance measurement or MDT measurement on the target cell.
  • the CA related network element list includes network element information with CA correlation or jointly supporting the CA function; the CA neighbor list includes neighboring, CA-related, or community information supporting the CA function.
  • the terminal CA attribute table includes the support status of the mobile terminal for the CA function, the status information of the mobile terminal performing the CA function, the information of the primary cell or the network element to which the primary cell belongs, the mobile One or a combination of information lists of network elements to which the secondary cell or the secondary cell of the terminal belongs.
  • the CA correlation with the local network element refers to jointly supporting the CA function with the local network element; or the local network element is the primary cell, and the other network element is the secondary cell; or the primary network element is the primary secondary device.
  • the cell, while the other network element is the primary cell, the two are CA-related.
  • the specific operation of the mobile terminal that meets the indication information may be: querying the CA related network element list, or the terminal CA attribute table, or the CA neighbor list, to obtain the a network element indicated by the first MDT activation command or a CA related network element having a CA correlation with the network element; sending a second MDT activation command to the CA related network element, where the second MDT activation command carries And the indication information is used to select, by the CA-related network element, the mobile terminal that meets the indication information according to the received second MDT activation command.
  • the network management or the network element receives the first minimized drive test MDT activation command, where the first MDT activation command carries the indication information of performing the MDT task according to the carrier aggregation CA information;
  • the mobile terminal indicating the information is used by the mobile terminal to perform performance measurement or MDT measurement on a target cell.
  • the network management or the network element can acquire the performance measurement or the MDT measurement range as the secondary cell in addition to the performance measurement or the MDT measurement of the mobile terminal with the performance measurement or the MDT measurement range as the primary cell.
  • the mobile terminal performs the performance measurement or the MDT measurement. Therefore, the measurement method provided in this embodiment can improve the comprehensiveness of the performance measurement or the MDT measurement in the CA scenario, thereby improving the positioning accuracy of the network problem.
  • the mobile terminal accesses the network, or updates the access location, or When the execution status of the CA function is changed, the CA related network element list, or the terminal CA attribute table, or the CA neighbor list is used by Uu, or X2, or Iur, or Sl, or Iu interface or network management.
  • the primary cell or secondary cell information in the information is synchronized or modified.
  • the method further includes: the moving When the primary cell of the terminal is the target cell, the network management unit or the network element sends the second indication information to the mobile terminal; or, when the primary cell of the mobile terminal is not the target cell, the CA The related network element sends the second indication information to the mobile terminal, where the second indication information is used to indicate whether the mobile terminal reports the CA attribute of the target cell in the performance measurement or the MDT measurement result.
  • the target cell CA attribute includes one of the following information: the target cell is a primary cell of the mobile terminal, the target cell is a secondary cell of the mobile terminal, and the target cell is a common cell of the mobile terminal. .
  • FIG. 2 is a flowchart of another method for measuring according to an embodiment of the present invention.
  • the executor of the embodiment is a network management system or a network element.
  • the method for the network management or the network element to indicate, according to the second indication information, whether the mobile terminal carries the carrier aggregation CA attribute of the target cell in reporting the performance measurement or the MDT measurement node is described in detail. As shown in FIG. 2, this embodiment includes the following steps:
  • Step 201 The network management or the network element acquires the second indication information, where the second indication information is used to indicate whether the carrier aggregation CA attribute of the target cell is carried in the minimized drive test MDT measurement result reported by the mobile terminal.
  • the network management or network element when performing performance measurement or MDT measurement, can carry the performance measurement or MDT measurement result of the mobile terminal to carry the CA attribute of the target cell according to its own needs. Therefore, the network management or the network element may obtain second indication information used to indicate whether the mobile terminal reports the performance measurement or the MDT measurement result carrying the carrier aggregation CA attribute of the target cell.
  • Step 202 The network management or the network element sends the second indication information to the mobile terminal. After the network management or the network element obtains the second indication information of the carrier aggregation CA attribute of the target cell, the performance indication or the MDT measurement result reported by the mobile terminal may be sent to the mobile terminal.
  • the method for the network management or the network element to send the second indication information to the mobile terminal is: the network management or the network element queries a CA related network element list, or a terminal CA attribute table, or a CA neighboring cell table, the CA related network element of the network management or the network element, where the CA related network element is a network element having a CA correlation with the network management or the network element; the network management or the The network element sends the second indication information to the mobile terminal by using the CA related network element.
  • the network management unit or the network element sends the second indication information to the mobile terminal by using the CA-related network element: the network management unit or the network element passes the network management interface, or the X2 interface, or the Iur interface, to the CA related network element. Forwarding the second indication information, so that the CA related network element sends the second indication information to the mobile terminal.
  • the CA attribute of the target cell is one of the following information: the target cell is a primary cell of the mobile terminal, the target cell is a secondary cell of the mobile terminal, and the target cell is an ordinary Community. Therefore, in the embodiment of the present invention, the network management unit or the network element obtains second indication information for indicating whether the mobile terminal reports the carrier aggregation CA attribute of the target cell in the minimization of the drive test performance measurement or the MDT measurement result, and the The second indication information is sent to the mobile terminal, and is used by the mobile terminal to determine whether to carry the carrier aggregation CA attribute of the target cell in reporting the performance measurement or the MDT measurement result. This improves the accuracy of the network management or network element positioning network problem.
  • FIG. 3 is a schematic diagram of selecting an MDT mobile terminal in a method for measurement according to an embodiment of the present invention.
  • both Ce lll and Ce ll 2 belong to the base station 1
  • both Cel 11 and Cel 12 support CA
  • the overlapping area of Cel ll and Cel l 2 is the carrier aggregation area CA Area
  • the table on the right is the terminal.
  • the Network Management (Operations, Administration and Maintenance, 0AM) system detects that the network performance in the Celll area is not satisfactory. Therefore, the MDT activation command is sent to the base station 1 to which the Cell 1 belongs.
  • the base station 1 Since Celll and Cell2 belong to the same base station 1, the base station 1 obtains the first indication information, and then queries the terminal attribute table to query the terminal corresponding to the terminal selection condition. After the base station 1 determines the terminal to perform the MDT task, the base station 1 can send an MDT activation command including the MDT configuration information to the base station. For example, if the terminal selects a mobile terminal that uses Celll as the secondary cell S-CelK and the CA neighbor cell Cell2 of Celll is the primary cell P-Cell, the base station sends an MDT activation command including the MDT configuration information to the UE3 and the UE4.
  • the terminal After receiving the MDT activation command, the terminal performs performance measurement or MDT measurement, and reports the measurement value to the network side.
  • the UE When the UE reports the measurement value, it may carry attribute information of each measurement value, where the attribute indicates that the target cell is the mobile Corresponding information of the primary cell or secondary cell of the terminal.
  • the attribute information may be indicated by adding a cell attribute information after the reported cell identity information, such as P-Cell/S-Cell (0/1); or a cell attribute information may be added after each measurement value to indicate The measured value is P_Cell/S_Cell.
  • the network management system and the network element may also add a carrier aggregation CA attribute in the Neighbor Cell List (NCL) of the covered cell in advance to save the CA related information of the cell, that is, which mobile terminals use The current cell is the primary cell, and which mobile terminals use the own cell as the secondary cell but the CA neighboring cell of the current cell is the primary cell and the like.
  • NCL Neighbor Cell List
  • the network management system and the network element query the NCL table to which the CA attribute is added, and may also query the first A terminal corresponding to the indication information.
  • the network management system and the network element may also set a Carrier Aggregation Neighbor List (CNL) for the cell supporting the CA, where the CA related information of the cell supporting the CA is saved.
  • CNL Carrier Aggregation Neighbor List
  • the 0AM may also acquire the CA status information of the base station 1 in advance, and the base station 1 may not pre-store the CA related information of the cell that performs the CA. If the 0AM acquires the Ce 111 in the base station 1 and executes the CA, the 0AM When the MDT task of the Ce 111 is activated, the MDT task of the Cell neighbor Cell 2 of the Celll may be activated, so that when the MDT activation command is issued, Celll and Cell2 may respectively select the terminal that is the main cell of the cell according to the mobile terminal selection condition. MDT task.
  • FIG. 4 is a schematic diagram of selecting an MDT mobile terminal in another method for measurement according to an embodiment of the present invention.
  • Cell1 belongs to the base station 1
  • Cell2 belongs to the base station 2
  • the overlapping area of the Celll and the Cell2 is the carrier aggregation area CA Area
  • the table on the right side is the terminal CA attribute table, in which the coverage of Celll and Cell2 is saved.
  • CA attribute information of the mobile terminal UE There are two methods for selecting an MDT mobile terminal when performing a MDT task on a cell that performs carrier aggregation across a base station.
  • the first type is synchronous CA related information between the base station 1 and the base station 2, and the mobile terminal selects by the base station to which the target cell belongs.
  • the two types are the 0AM pre-acquisition of the CA of the target cell and its neighboring cell, and the network management and the base station cooperate to select the mobile terminal. This embodiment describes the first case.
  • Cell1 and Cell2 belong to a cross-base station CA, and the base station 1 to which Cell1 belongs and the base station 2 to which Cell2 belongs can use the X2/Iur inter-base station interface to master the mobile terminal's primary cell when the mobile terminal accesses Celll or Cell2. And the allocation of the secondary cell.
  • the base station 1 and the base station 2 may also be 0AM periodically or when the mobile terminal accesses the Celll or the Cell2.
  • the CA support situation of the mobile terminal accessing the Cel ll or Cel l 2, and the allocation of the primary cell and the secondary cell of the mobile terminal.
  • the base station 1 and the base station 2 may further add CA attribute information, that is, the primary cell identity information, the secondary cell identity information list, the CA state information, and the like, to the mobile terminal that accesses the local base station.
  • CA attribute information that is, the primary cell identity information, the secondary cell identity information list, the CA state information, and the like.
  • the base station 1 and the base station 1 can also synchronize the CA related information between the base stations, including: the coverage of the cell in the neighboring cell and the CA status of the base station and the neighboring station.
  • the base station 1 After the base station 1 and the base station 2 synchronize the CA related information, if the 0AM is to activate the MDT task of the Ce 1 11 cell, the base station 1 receives the MDT activation command, and since the CA related information is synchronized between the base station 1 and the base station 2, The terminal selection condition carried in the command (the terminal selection condition is the same as the four terminal selection conditions involved in the foregoing embodiment, and details are not described herein again), so that the primary cell and the secondary of each terminal in the Cel ll and the Ce ll 2 can be distinguished. CA information such as a cell. If the terminal selection condition is 2), the base station 1 determines that the MDT task is performed by the UE3 and the UE4.
  • the base station 1 cannot directly deliver the MDT configuration to the two mobile terminals.
  • the MDT activation command of the information the base station 1 may send the MDT activation command carrying the MDT configuration information to the base station 2, and the base station 2 sends an MDT activation command carrying the MDT configuration information to the UE3 and the UE4.
  • the terminal After receiving the MDT activation command, the terminal performs performance measurement or MDT measurement, and reports the measurement value to the network side.
  • the UE When the UE reports the measurement value, it may carry attribute information of each measurement value, where the attribute indicates that the target cell is the mobile Corresponding information of the primary cell or secondary cell of the terminal.
  • the attribute information may be indicated by adding a cell attribute information after the reported cell identity information, such as P-Cel l/S-Cel l ( 0/1 ); or adding a cell attribute information after each measurement value separately. To indicate that the measured value is P_Cel l/S_Cel l.
  • FIG. 5 is a schematic diagram of selecting an MDT mobile terminal in another method for measuring according to an embodiment of the present invention.
  • Celll belongs to the base station 1
  • Cell2 belongs to the base station 2
  • the overlapping area of the Celll and the Cell2 is the carrier aggregation area CA Area
  • the table on the right side is the terminal attribute table, in which the coverage of Celll and Cell2 is saved.
  • This embodiment describes a method for pre-acquiring CA-related information of a target cell and its neighboring cell by 0AM, and a method for performing mobile terminal selection by 0AM and a base station.
  • the mobile terminal accesses the base station 1 and the base station 2
  • the CA related information of Cell1 and Cell2 can be periodically updated and saved, so that the 0AM can be actively acquired.
  • the base station 1 and the base station 2 can directly report the CA related information of the Cell1 and the Cell2 to the 0AM.
  • the base station wants to activate the MDT task of Celll, it can simultaneously send MDT activation commands to Cell1 and Cell1's CA neighbor, Cell2.
  • the command carries the terminal selection condition (the terminal selection condition is the same as the four terminal selection conditions involved in the foregoing embodiment, and details are not described herein again), so that the base station 1 to which the Celll belongs and the base station 2 to which the Cell 2 belongs can simultaneously receive the MDT activation. command.
  • the base station 1 can obtain the terminal with the Celll as the primary cell according to the terminal selection condition carried in the MDT activation command, and the base station 2 can obtain the Cell 2 as the primary cell and the Cellell according to the terminal selection condition in the MDT activation command.
  • the terminal of the secondary cell so that all the terminals located in the coverage of the Celll (including the Celll-based primary cell and the Celll-suppressed secondary terminal) can be selected, whether all of them are selected, and the MDT activation command can be used according to the MDT.
  • the terminal selection condition is determined.
  • the terminal After receiving the MDT activation command, the terminal performs performance measurement or MDT measurement, and reports the measurement value to the network side.
  • the UE When the UE reports the measurement value, it needs to carry attribute information of each measurement value, where the attribute indicates that the target cell is the mobile Corresponding information of the primary cell or secondary cell of the terminal.
  • the attribute information may be added by adding a cell attribute information after the reported cell identity information. For example, P-Cel l/S-Cel l ( 0/1 ); may also add a cell attribute information after each measurement value to indicate that the measured value is P_Cel l/S_Cel l.
  • the above three embodiments describe in detail the method of selecting an MDT mobile terminal based on the first indication information in the method of measurement provided by the present invention.
  • the following uses 0AM as the execution subject, and details the method of 0AM to activate the performance measurement or MDT measurement of the target cell according to the CA related information.
  • FIG. 6 is a flowchart of another method for measuring according to an embodiment of the present invention.
  • the executor of this embodiment is a mobile terminal, and the method for reporting the performance measurement or the MDT measurement result according to the second indication information after the mobile terminal receives the second indication information sent by the network management or the network element is described in detail.
  • the embodiment includes the following steps:
  • Step 601 The mobile terminal receives second indication information for indicating whether the reported minimized drive test performance measurement or the MDT measurement result carries the carrier aggregation CA attribute of the target cell.
  • the mobile terminal can report the performance measurement or the MDT measurement result to the network side according to the report trigger condition in the MDT configuration information.
  • some terminals use the target cell as the primary cell, and some terminals use the target cell as the secondary cell.
  • the network management or network element The second indication information may be sent to the mobile terminal, where the second indication information is used to indicate whether the mobile terminal reports the carrier aggregation CA attribute of the target cell in the minimization of the drive test performance measurement or the MDT measurement result.
  • the CA attribute of the target cell includes one of the following information: the target cell is a primary cell of the mobile terminal, the target cell is a secondary cell of the mobile terminal, and the target cell is an ordinary Community.
  • Step 602 The mobile terminal reports the performance measurement or the MDT measurement result according to the second indication information.
  • the mobile terminal may perform targeted performance measurement or MDT measurement on the target cell according to the MDT configuration information, for example, measuring reference signal strength, reference signal power, random access times, UE location, and the like. Since the technical solution provided by the present invention can be applied to performance measurement or MDT measurement in a CA scenario, the CA-enabled mobile terminal can also perform CA-related performance measurement or MDT. measuring.
  • the CA attribute information of the target cell may be added to the result, so that the network side can more accurately determine the network problem according to the MDT log measurement result.
  • the mobile terminal may add CA attribute information, indicating whether the mobile terminal corresponding to the measured value is the primary cell or the secondary cell of the target cell; the mobile terminal may further add a CA attribute to the identifier information of the target cell.
  • the information indicates that the mobile terminal uses the target cell as a primary cell, a secondary cell, or a normal cell of the mobile terminal.
  • the base station may send the MDT log measurement result to the network management system, so that the network management system determines the network problem according to the performance measurement or the MDT measurement result of the attribute information including each measurement value.
  • the mobile terminal reports the performance measurement or the MDT measurement result to the network side according to the second indication information sent by the network management or the network element, and adds the CA attribute information of each measurement value to the log measurement result, thereby enabling The network side more accurately determines the network problem based on the performance measurement or the MDT measurement result including the attribute information of each measurement value.
  • the mobile terminal may determine whether to carry the carrier aggregation CA attribute of the target cell according to the received second indication information.
  • the mobile terminal may also determine the performance measurement or the MDT measurement by using the internal configuration. Whether the carrier aggregation CA attribute of the target cell is carried in the result. The following is introduced by way of examples.
  • FIG. ⁇ is a flowchart of another measurement method provided by an embodiment of the present invention.
  • the execution subject of this embodiment is a mobile terminal, and a method for determining whether to carry the carrier aggregation CA attribute of the target cell when reporting the performance measurement or the MDT measurement result according to the configuration information is described.
  • This embodiment includes the following steps:
  • Step 701 The mobile terminal queries whether the minimized drive test performance measurement or the MDT measurement result configured on the internal configuration carries the configuration information of the carrier aggregation CA attribute of the target cell.
  • the CA attribute information of the target cell can be carried, and the performance measurement or the MDT measurement result to be performed on the mobile terminal can be configured first, so that the mobile terminal first queries the configuration before reporting the performance measurement or the MDT measurement result.
  • the configuration information includes configuration information of whether the carrier aggregation CA attribute of the target cell is carried in the performance measurement or the MDT measurement result.
  • Step 702 The mobile terminal reports the performance measurement or the MDT measurement result according to the configuration information.
  • the performance measurement or the MDT measurement result that is reported may be determined according to the configuration information. For example, when the performance measurement or the MDT measurement result is reported, the CA attribute of the target cell may be carried.
  • the mobile terminal may add CA attribute information, indicating that the mobile terminal corresponding to the measured value is the primary cell, the secondary cell, or the common cell of the target cell; the mobile terminal may also add the identification information of the target cell.
  • a CA attribute information indicating whether the mobile terminal uses the target cell as a primary cell, a secondary cell, or a normal cell of the mobile terminal.
  • the base station may send the MDT log measurement result to the network management system, so that the network management system determines the network problem according to the performance measurement or the MDT measurement result including the attribute information of each measurement value.
  • the mobile terminal may add the CA attribute information of each measurement value to the network side to report the performance measurement or the MDT measurement result according to the internal configuration indication information, thereby enabling the network side to include each of the The performance measurement of the attribute information of the measured value or the MDT measurement result more accurately determines the network problem.
  • FIG. 8 is a flowchart of another method for measuring according to an embodiment of the present invention.
  • the execution entity of this embodiment is a network management system or a network element, and describes a method for selecting a mobile terminal and receiving a measurement result sent by the mobile terminal after performing the measurement after the network management or the network element acquires the performance measurement activation command and the MDT measurement activation command. As shown in FIG. 8, the embodiment includes the following steps:
  • Step 801 The network management or the network element acquires a minimum measurement MDT activation command or a performance measurement activation command.
  • the network management or the network element may receive the performance measurement or the MDT measurement requirement for the target cell, and the network management or the network element may first obtain the MDT activation command or the performance measurement activation command.
  • Step 802 The network management or the network element selects a mobile terminal that meets the MDT activation command or the performance measurement activation command, and sends a command to perform the MDT measurement or performance measurement to the mobile terminal.
  • the network management or the network element may firstly The MDT activation command or performance measurement command selects a mobile terminal that performs an MDT task according to carrier aggregation information.
  • the network management or the network element can send a command to the mobile terminal to perform MDT measurement or performance measurement.
  • Step 803 The network management or the network element receives the measurement result of the performance measurement reported by the mobile terminal or the measurement result of the MDT measurement, where the measurement result carries a configuration of a carrier aggregation CA attribute of a target cell. information.
  • the mobile terminal may perform targeted performance measurement or MDT measurement on the target cell according to the received MDT configuration information carried in the command for performing MDT measurement or performance measurement, for example, measuring reference signal strength, reference signal power, random access Number of times, UE location, etc. Since the technical solution provided by the present invention can be applied to performance measurement or MDT measurement in a CA scenario, the mobile terminal supporting the CA can also perform CA-related performance measurement or MDT measurement.
  • the mobile terminal can send the measurement result to the network side at an appropriate timing.
  • the mobile terminal can carry the CA attribute of the target cell when reporting the performance measurement or the MDT measurement result.
  • the target cell CA attribute includes one of the following information: the target cell is a primary cell of the mobile terminal, the target cell is a secondary cell of the mobile terminal, and the target cell is a common cell of the mobile terminal. Therefore, the embodiment of the present invention implements network device or network element acquisition performance measurement. After the activation command and the MDT measurement activation command, the mobile terminal is selected and the measurement result sent by the mobile terminal after performing the measurement is received, because the CA attribute of the target cell may be carried in the measurement result. Therefore, the measurement method provided in this embodiment can improve the comprehensiveness of the performance measurement or the MDT measurement in the CA scenario, thereby improving the positioning accuracy of the network problem.
  • FIG. 9 is a schematic diagram of a device for measuring according to an embodiment of the present invention. As shown in FIG. 9, this embodiment includes the following units:
  • the obtaining unit 901 is configured to acquire, by the network management or the network element, the first indication information, and the first indication information is transmitted to the selecting unit, where the first indication information is used to indicate that the mobile terminal that performs the MDT task according to the carrier aggregation CA information is selected .
  • the network management or the network element may receive performance measurement or MDT measurement requirements for the target cell, because in the carrier aggregation scenario, some mobile terminals use the target cell as the primary cell, and some mobiles
  • the terminal uses the cell as a secondary cell, and the network management or the network element performs the targeted measurement on the network performance of the target cell, and may first obtain the first indication information, where the indication information is used to indicate that the MDT task is performed according to the carrier aggregation information.
  • Mobile terminal may receive performance measurement or MDT measurement requirements for the target cell, because in the carrier aggregation scenario, some mobile terminals use the target cell as the primary cell, and some mobiles
  • the terminal uses the cell as a secondary cell, and the network management or the network element performs the targeted measurement on the network performance of the target cell, and may first obtain the first indication information, where the indication information is used to indicate that the MDT task is performed according to the carrier aggregation information.
  • the first indication information includes one or a combination of the following information: selecting a mobile terminal supporting the CA function, selecting a mobile terminal included in the designated network element, selecting a mobile terminal that uses the target cell as a primary cell, and selecting a mobile terminal
  • the mobile terminal that is the secondary cell of the target cell selects the mobile terminal that does not support the CA function, and selects the mobile terminal that can report the CA or the attribute of the target cell in the reported performance measurement or MDT measurement result.
  • the target cell CA attribute includes one of the following information: the measurement target cell is a primary cell, a secondary cell, and a normal cell of the mobile terminal.
  • the selecting unit 902 is configured to receive the first indication information sent by the acquiring unit, where the network management or the network element selects, according to the first indication information, that the mobile terminal performs performance measurement or MDT measurement on a target cell.
  • the selection list The element 902 is specifically configured to: query, by the network management or the network element, a CA related network element list, or a terminal CA attribute table, or a CA neighboring area table, and select, by the mobile terminal that meets the first indication information, perform the target cell Performance measurement or MDT measurement.
  • the CA related network element list includes network element information with CA correlation or jointly supporting CA functions; the CA neighbor list includes neighboring cell information with CA correlation or jointly supporting CA functions.
  • the terminal CA attribute table includes the support status of the mobile terminal for the CA function, the status information of the mobile terminal performing the CA function, the information of the primary cell or the network element to which the primary cell belongs, the mobile One or a combination of information lists of network elements to which the secondary cell or the secondary cell of the terminal belongs.
  • the CA correlation with the local network element refers to jointly supporting the CA function with the local network element; or the local network element is the primary cell, and the other network element is the secondary cell; or the primary network element is the primary secondary device.
  • the cell, while the other network element is the primary cell, the two are CA-related.
  • the selecting unit 902 is further configured to: query, by the network management or the network element, the CA related network element list, or the terminal CA attribute table, or the CA neighboring area table, to obtain the network management system or the CA related network of the network element
  • the CA related network element is a network element having a CA correlation with the network management or the network element
  • the CA related network element selects a mobile terminal that satisfies the first indication information to perform performance measurement or MDT measurement on the target cell.
  • the device further includes: an information management unit 903, configured to perform information synchronization and management on the CA related network element list, or the terminal CA attribute table, or the CA neighbor list, by the network management or the network element. .
  • the information management unit 903 is specifically configured to: when the mobile terminal accesses the network, or updates the access location, or changes the execution state of the CA function, by Uu, or X2, or Iur, or S1, or Iu interface, or network management,
  • FIG. 10 is a schematic diagram of another measuring device according to an embodiment of the present invention. As shown in FIG. 10, this embodiment includes the following units:
  • the acquiring unit 1 001 is configured to: acquire, by the network management or the network element, the second indication information, and send the second indication information to the sending unit, where the second indication information is used to indicate that the mobile terminal reports the minimized drive test performance. Whether the carrier aggregation CA attribute of the target cell is carried in the measurement or MDT measurement result.
  • the sending unit 1 002 is configured to receive the second indication information that is sent by the acquiring unit, where the network management unit or the network element sends the second indication information to the mobile terminal.
  • the sending unit 1 002 is specifically configured to: query, by the network management or the network element, a CA-related network element list, or a terminal CA attribute table, or a CA neighboring area table, to obtain the network management network element of the network management or the network element,
  • the CA related network element is a network element having a CA correlation with the network management or the network element; the network management unit or the network element sends the second indication information to the Mobile terminal.
  • the CA attribute of the target cell includes one of the following information: the target cell is a primary cell of the mobile terminal, the target cell is a secondary cell of the mobile terminal, and the target cell is an ordinary Community.
  • the network management unit or the network element obtains second indication information for indicating whether the mobile terminal reports the carrier aggregation CA attribute of the target cell in the minimization of the drive test performance measurement or the MDT measurement result, and the The second indication information is sent to the mobile terminal, and is used by the mobile terminal to determine whether to carry the carrier aggregation CA attribute of the target cell in reporting the performance measurement or the MDT measurement result. This improves the accuracy of the network management or network element positioning network problem.
  • Figure 1 is a schematic illustration of another apparatus for measurement provided in accordance with an embodiment of the present invention. As shown in FIG. 11, the embodiment includes the following units:
  • the receiving unit 1 1 01 is configured to receive, by the mobile terminal, second indication information that is used to indicate whether the reported minimized drive test performance measurement or the MDT measurement result carries the carrier aggregation CA attribute of the target cell, and the second indication information is used. Transfer to the upper unit.
  • the mobile terminal can report the performance measurement or the MDT measurement result to the network side according to the report triggering condition in the MDT configuration information.
  • some terminals use the target cell as the primary cell, and some terminals use the target cell as the secondary cell.
  • the second indication information may be sent to the mobile terminal, where the second indication information is used to indicate whether the mobile terminal reports the carrier aggregation CA attribute of the target cell in the minimization of the drive test performance measurement or the MDT measurement result.
  • the CA attribute of the target cell includes one of the following information: the target cell is a primary cell of the mobile terminal, the target cell is a secondary cell of the mobile terminal, and the target cell is a common cell of the mobile terminal.
  • the reporting unit 1102 is configured to receive the second indication information that is sent by the receiving unit, where the mobile terminal reports the performance measurement or the MDT measurement result according to the second indication information.
  • the mobile terminal can perform targeted performance measurement or MDT measurement on the target cell according to the MDT configuration information, for example, measuring reference signal strength, reference signal power, random access times, UE location, and the like. Since the technical solution provided by the present invention can be applied to performance measurement or MDT measurement in a CA scenario, the CA-enabled mobile terminal can also perform CA-related performance measurement or MDT measurement.
  • the CA attribute information of the target cell may be added to the result, so that the network side can more accurately determine the network problem according to the MDT log measurement result.
  • the mobile terminal may add CA attribute information, indicating that the mobile terminal corresponding to the measured value is the primary cell, the secondary cell, or the common cell of the target cell; the mobile terminal may also add the identification information of the target cell.
  • a CA attribute information indicating whether the mobile terminal uses the target cell as a primary cell, a secondary cell, or a normal cell of the mobile terminal.
  • the mobile terminal reports the performance measurement or the MDT measurement result to the network side according to the second indication information sent by the network management or the network element, and adds the CA attribute information of each measurement value to the log measurement result, thereby enabling The network side more accurately determines the network problem based on the performance measurement or the MDT measurement result including the attribute information of each measurement value.
  • FIG. 12 is a schematic diagram of another measuring device according to an embodiment of the present invention. As shown in FIG. 12, this embodiment includes the following units:
  • the query unit 1201 is configured to: when the mobile terminal queries the minimized drive test performance measurement reported by the internal configuration, or whether the MDT measurement result carries the configuration information of the carrier aggregation CA attribute of the target cell, and transmits the configuration information to the upper unit.
  • the CA attribute of the target cell includes one of the following information: the target cell is a primary cell of the mobile terminal, the target cell is a secondary cell of the mobile terminal, and the target cell is a common cell of the mobile terminal.
  • the reporting unit 1202 is configured to receive the configuration information sent by the query unit, and the mobile terminal reports the performance measurement or the MDT measurement result according to the configuration information.
  • the performance measurement or the MDT measurement result may be determined according to the configuration information. For example, when the performance measurement or the MDT measurement result is reported, the CA attribute of the target cell may be carried.
  • the mobile terminal may add CA attribute information, indicating that the mobile terminal corresponding to the measured value is the primary cell, the secondary cell, or the common cell of the target cell; the mobile terminal may also add the identification information of the target cell.
  • a CA attribute information indicating whether the mobile terminal uses the target cell as a primary cell, a secondary cell, or a normal cell of the mobile terminal.
  • the base station may send the MDT log measurement result to the network management system, so that the network management system determines the network problem according to the performance measurement or the MDT measurement result including the attribute information of each measurement value.
  • the mobile terminal may add the CA attribute information of each measurement value to the performance measurement or the MDT measurement result reported to the network side according to the internal configuration indication information.
  • the network side may be caused to more accurately determine the network problem based on the performance measurement or the MDT measurement result of the attribute information including each measurement value.
  • FIG. 13 is a schematic diagram of another device for measuring according to an embodiment of the present invention.
  • the embodiment includes the following unit: an obtaining unit 1301, configured to acquire, by a network management or a network element, a minimum measurement MDT activation command or a performance measurement activation command, and transmit the MDT activation command or the performance measurement activation command. To the transmitting unit.
  • the network management or network element can receive performance measurement or MDT measurement requirements for the target cell, so that the network management or network element can obtain the MDT activation command or the performance measurement activation command first.
  • the sending unit 1302 is configured to receive the MDT activation command or the performance measurement activation command sent by the acquiring unit, where the network management or the network element selects a movement that meets the MDT activation command or the performance measurement activation command. And transmitting, to the mobile terminal, a command to perform an MDT measurement or a performance measurement.
  • the network management or the network element may firstly The MDT activation command or performance measurement command selects a mobile terminal that performs an MDT task according to carrier aggregation information.
  • the network management or the network element can send a command to the mobile terminal to perform MDT measurement or performance measurement.
  • the receiving unit 1303 is configured to receive, by the network management or the network element, a measurement result of the performance measurement or a measurement result of the MDT measurement on the mobile terminal, where the measurement result carries a carrier aggregation CA of a target cell Configuration information for the attribute.
  • the mobile terminal may perform targeted performance measurement or MDT measurement on the target cell according to the received MDT configuration information carried in the command for performing MDT measurement or performance measurement, for example, measuring reference signal strength, reference signal power, random access Number of times, UE location, etc.
  • the technical solution provided by the present invention can be applied to performance measurement or MDT measurement in a CA scenario, and therefore, A CA-enabled mobile terminal can also perform CA-related performance measurements or MDT measurements.
  • the mobile terminal can send the measurement result to the network side at an appropriate timing.
  • the mobile terminal can carry the CA attribute of the target cell when reporting the performance measurement or the MDT measurement result.
  • the target cell CA attribute includes one of the following information: the target cell is a primary cell of the mobile terminal, the target cell is a secondary cell of the mobile terminal, and the target cell is a common cell of the mobile terminal. Therefore, after the network management or the network element acquires the performance measurement activation command and the MDT measurement activation command, the embodiment selects the mobile terminal and receives the measurement result sent by the mobile terminal after performing the measurement, because the measurement result can carry the CA of the target cell. Attributes. Therefore, the measurement method provided in this embodiment can improve the comprehensiveness of the performance measurement or the MDT measurement in the CA scenario, thereby improving the positioning accuracy of the network problem.
  • the steps of a method or algorithm described in connection with the embodiments disclosed herein can be implemented in hardware, a software module executed by a processor, or a combination of both.
  • the software module can be placed in random access memory (RAM), memory, read only memory (ROM), electrically programmable ROM, electrically erasable programmable ROM, registers, hard disk, removable disk, CD-ROM, or technical field. Any other form of storage medium known.

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Abstract

L'invention concerne un procédé de mesure et un dispositif correspondant du procédé de mesure. Le procédé comprend les étapes consistant à : obtenir, par un système de gestion de réseau ou un élément de réseau, des premières informations d'indication, les premières informations d'indication étant utilisées pour donner l'instruction de sélectionner un terminal mobile effectuant une tâche de mesure de la performance ou une tâche de réduction au minimum des tests de couverture radio (MDT) en fonction d'informations d'agrégation de porteuse (CA) (101) ; et sélectionner, par le système de gestion de réseau ou l'élément de réseau en fonction des premières informations d'indication, le terminal mobile devant effectuer la mesure de la performance ou la mesure MDT sur une cellule cible (102). Selon le procédé et le dispositif correspondant, dans un scénario CA, une station de base peut sélectionner la cellule cible pour effectuer une mesure de la performance ou une mesure MDT pertinente sur un terminal mobile d'une cellule secondaire et/ou d'une cellule primaire, ce qui améliore la véracité de localisation d'un problème de réseau.
PCT/CN2013/081968 2012-09-06 2013-08-21 Procédé et dispositif de mesure WO2014036891A1 (fr)

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