WO2016086339A1 - Procédé de positionnement pour terminal mobile et terminal mobile - Google Patents

Procédé de positionnement pour terminal mobile et terminal mobile Download PDF

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Publication number
WO2016086339A1
WO2016086339A1 PCT/CN2014/092689 CN2014092689W WO2016086339A1 WO 2016086339 A1 WO2016086339 A1 WO 2016086339A1 CN 2014092689 W CN2014092689 W CN 2014092689W WO 2016086339 A1 WO2016086339 A1 WO 2016086339A1
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WIPO (PCT)
Prior art keywords
mobile terminal
positioning
access network
network
radio access
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PCT/CN2014/092689
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English (en)
Chinese (zh)
Inventor
龙水平
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华为技术有限公司
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Filing date
Publication date
Application filed by 华为技术有限公司 filed Critical 华为技术有限公司
Priority to PCT/CN2014/092689 priority Critical patent/WO2016086339A1/fr
Priority to CN201480079436.2A priority patent/CN106465325B/zh
Publication of WO2016086339A1 publication Critical patent/WO2016086339A1/fr

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    • 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

  • the embodiments of the present invention relate to the field of communications technologies, and in particular, to a method for locating a mobile terminal and a mobile terminal.
  • the Global Navigation Satellite System refers to all satellite navigation systems, including global, regional, and enhanced satellite systems, such as the Global Positioning System (GPS) in the United States, and Russia. Glonass, Galileo in Europe, China's Beidou satellite navigation system (Beidou or Compass in English); and related augmentation systems, such as the US Wide Area Augmentation System (WAAS), Europe's European static navigation overlap The system (European Geostationary Navigation Overlay system, EGNOS) and Japan's Multi-Functional Satellite Augmentation System (MSAS) also cover other satellite navigation systems under construction and later. Satellite receivers may support the reception of navigation signals from a variety of satellite navigation systems to meet the positioning requirements under different conditions, or to achieve optimal positioning performance. Such receivers are referred to as multimode satellite receivers. Different degrees of coordination between various satellite navigation systems can also be implemented to improve the fusion positioning performance of multi-mode satellite receivers.
  • the traditional independent GNSS receiver needs to decode the navigation message and ephemeris of multiple satellites before the first positioning can be performed, so the first positioning time is long. Therefore, the industry has proposed Assisted GNSS technology to improve the first positioning speed. The most typical is the auxiliary. Assisted Global Positioning System (AGPS) technology.
  • AGPS Assisted Global Positioning System
  • AGPS has become a mainstream commercial positioning technology due to its advantages of fast first positioning and high positioning accuracy.
  • the technology provides auxiliary data such as almanac, ephemeris, clock and reference position for the GPS receiver of the mobile terminal through the AGPS server, which effectively improves the positioning speed and sensitivity of the GPS receiver of the mobile terminal, and the key point of the realization is: estimating the mobile terminal The rough position, according to the rough position, almanac, clock and other information to provide GPS satellite Doppler frequency offset, code delay, square key, elevation, ephemeris and other auxiliary information, thereby narrowing the frequency, code delay search space, avoiding stars Calendar decoding requirements for fast positioning.
  • the location of the WiFi hotspot cell is determined by looking up the geographic location corresponding to the base station in the base station database.
  • the base station database specifically refers to a base station identifier (IDentity, ID) such as a Cell-ID, a Service Set Identifier (SSID) or a Media Access Control (MAC) address of a WiFi AP, and a base station or an access point ( Access Point, AP)
  • IDentity ID
  • SSID Service Set Identifier
  • MAC Media Access Control
  • the positioning mode of the mobile terminal is usually directly set to AGPS positioning.
  • the AGPS positioning requires the terminal to connect to the AGPS server almost every hour to download the latest auxiliary data for positioning, and the AGPS positioning performance is excellent.
  • the mobile terminal cannot use AGPS positioning for various reasons, such as: AGPS server failure, unable to provide service; or AGPS server does not have accurate base station location database; or mobile network congestion or gateway routing configuration is not accurate, As a result, the mobile terminal cannot connect to the AGPS server.
  • the timeout period for the mobile terminal to access the AGPS server is usually set to be long, for example, 30 seconds. If the server is faulty, it cannot be known in time, which results in long positioning time and poor user experience. Therefore, it is necessary to propose a method to solve the above problem.
  • the embodiments of the present invention provide a method for locating a mobile terminal and a mobile terminal, which can shorten the positioning time and improve the user experience.
  • an embodiment of the present invention provides a method for locating a mobile terminal, where the mobile terminal is simultaneously connected to a first radio access network and a second radio access network, and the mobile terminal passes the first radio connection.
  • the inbound network obtains the circuit-switched voice service, and the mobile terminal acquires the packet-switched data service by using the second radio access network, where the method includes:
  • the network scenario includes a type of a second wireless access network to which the mobile terminal is connected, and the mobile terminal connects to a location server by using the second wireless access network a state, at least one of a state of a system identification code of a first radio access network to which the mobile terminal is connected, and a state of a home network of a phone number of the mobile terminal, the positioning server including an auxiliary global navigation satellite System AGNSS location server or auxiliary global positioning system AGPS location server;
  • the determining that the mobile terminal is located Network scenarios include:
  • the selecting the location manner of the mobile terminal according to the network scenario in which the mobile terminal is located includes:
  • the type of the second radio access network connected to the mobile terminal is a preset type of the wireless packet switching network, accessing the positioning server by using the second radio access network to perform positioning, and moving the mobile terminal
  • the timeout period of the terminal accessing the positioning server by using the second radio access network is set to a second time. Otherwise, the timeout time of the mobile terminal accessing the positioning server by using the second radio access network is first. Time, the second time is less than the first time.
  • the determining a network scenario in which the mobile terminal is located includes:
  • connection state of the positioning server If the mobile terminal cannot connect to the positioning server through the second wireless access network, set the connection state of the positioning server to be abnormal, otherwise, set the connection state of the positioning server to be normal;
  • the selecting the location manner of the mobile terminal according to the network scenario in which the mobile terminal is located includes:
  • the ephemeris extended positioning mode is selected for positioning, or the temporary data service is established through the first wireless access network to access the positioning server for positioning;
  • the positioning server is accessed by the second wireless access network to perform positioning.
  • the method further includes:
  • the determining, by the network scenario where the mobile terminal is located includes:
  • the selecting the location manner of the mobile terminal according to the network scenario in which the mobile terminal is located includes:
  • the determining, by the network scenario where the mobile terminal is located includes:
  • the selecting the location manner of the mobile terminal according to the network scenario in which the mobile terminal is located includes:
  • the positioning server is accessed by the second wireless access network to perform positioning.
  • an embodiment of the present invention provides a mobile terminal, where the mobile terminal is simultaneously connected to a first radio access network and a second radio access network, where the mobile terminal obtains by using the first radio access network.
  • Circuit switched voice service the mobile terminal acquiring points through the second wireless access network
  • the group exchanges data services, and the mobile terminal includes:
  • a determining unit configured to determine a network scenario where the mobile terminal is located, where the network scenario includes a type of a second wireless access network to which the mobile terminal is connected, and the mobile terminal passes the second wireless access network Connecting the connection state of the positioning server, at least one of a state of a system identification code of the first wireless access network to which the mobile terminal is connected, and a state of a home network of a phone number of the mobile terminal, the positioning server Including the assisted global navigation satellite system AGNSS positioning server or the auxiliary global positioning system AGPS positioning server;
  • a processing unit configured to select a positioning manner of the mobile terminal according to a network scenario in which the mobile terminal is located.
  • the determining unit includes:
  • a first determining subunit configured to determine whether a type of the second radio access network connected to the mobile terminal is a preset type of a wireless packet switching network
  • the processing unit includes:
  • a first processing subunit configured to access the positioning server by using the second radio access network when the type of the second radio access network connected by the mobile terminal is a preset type of a wireless packet switching network Performing positioning, and setting a timeout period of the mobile terminal accessing the positioning server through the second wireless access network to a second time, otherwise, the mobile terminal accessing the second wireless access network to access the
  • the timeout period of the positioning server is the first time, and the second time is less than the first time.
  • the determining unit includes:
  • a second determining subunit configured to determine, when the type of the second radio access network connected by the mobile terminal is a preset wireless packet switching network type, by using the second radio access network Whether it is possible to connect to the positioning server;
  • a setting unit configured to: when the mobile terminal is unable to connect to the positioning server by using the second wireless access network, setting a connection state of the positioning server to be abnormal; otherwise, setting a connection state of the positioning server to be normal;
  • the processing unit includes:
  • a second processing subunit configured to: when the connection state of the positioning server is abnormal, select an ephemeris extended positioning manner for positioning, or select to establish a temporary data service by using the first wireless access network to access the positioning server. Positioning; when the positioning server connection status is normal, pass The second wireless access network accesses the positioning server for positioning.
  • the determining unit further includes:
  • a first acquiring unit configured to acquire a new IP address allocated by the second radio access network to the mobile terminal
  • the second determining subunit is further configured to: determine again, whether the mobile terminal can connect to the positioning server by using the second wireless access network;
  • the setting unit is further configured to: when the mobile terminal is unable to connect to the positioning server by using the second wireless access network, set the connection state of the positioning server to be abnormal, otherwise, set the connection state of the positioning server. It is normal.
  • the determining unit includes:
  • a second acquiring unit configured to acquire a system of the first wireless access network connected to the mobile terminal when the type of the second wireless access network connected to the mobile terminal is a preset wireless packet switching network type Identifier;
  • a first determining unit configured to determine whether the system identifier of the first radio access network is in the first blacklist
  • the processing unit includes:
  • a third processing subunit configured to: when the system identifier of the first radio access network is in the first blacklist, select an ephemeris extended positioning manner for positioning, or select to use the first radio access
  • the network establishes a temporary data service to access the positioning server for positioning; when the system identifier of the first wireless access network is not in the first blacklist, accessing the positioning by using the second wireless access network
  • the server is positioned.
  • the determining unit includes:
  • a third acquiring unit configured to acquire a phone number of the mobile terminal when the type of the second radio access network connected to the mobile terminal is a preset type of a wireless packet switching network;
  • a second determining unit configured to determine whether the home network of the phone number is in the second blacklist
  • the processing unit includes:
  • a fourth processing subunit configured to: when the home network of the phone number is in the second blacklist, select an ephemeris extended positioning mode for positioning, or select to establish temporary data by using the first wireless access network; The service is located by accessing the positioning server; when the home network of the phone number When not in the second blacklist, the positioning server is accessed by the second radio access network for positioning.
  • an embodiment of the present invention provides a mobile terminal, where the mobile terminal is simultaneously connected to a first radio access network and a second radio access network, where the mobile terminal obtains by using the first radio access network. Circuit-switched voice service, the mobile terminal acquiring packet-switched data service through the second radio access network, where the mobile terminal includes a processor and a memory, where:
  • the memory is configured to store a set of program instructions
  • the processor is configured to invoke a program instruction stored in the memory, and perform the following operations:
  • the network scenario includes a type of a second wireless access network to which the mobile terminal is connected, and the mobile terminal connects to a location server by using the second wireless access network a state, at least one of a state of a system identification code of a first radio access network to which the mobile terminal is connected, and a state of a home network of a phone number of the mobile terminal, the positioning server including an auxiliary global navigation satellite System AGNSS location server or auxiliary global positioning system AGPS location server;
  • the determining, by the processor, the network scenario in which the mobile terminal is located includes:
  • a type of the second radio access network connected to the mobile terminal is a preset type of a wireless packet switched network
  • the selecting, by the processor, the positioning manner of the mobile terminal according to the network scenario in which the mobile terminal is located includes:
  • the processor accesses the positioning server by using the second radio access network to perform positioning, and Setting a timeout period for accessing the positioning server by using the second radio access network to a second time. Otherwise, the timeout period of the processor accessing the positioning server by using the second radio access network is first. Time, the second time is less than the first time.
  • the determining, by the processor, the network scenario in which the mobile terminal is located includes:
  • the processor determines that the mobile terminal is through the second radio access network. Whether it can connect to the positioning server;
  • the processor sets the connection status of the positioning server to be abnormal, otherwise, the processor sets the connection status of the positioning server. Be normal;
  • the selecting, by the processor, the positioning manner of the mobile terminal according to the network scenario in which the mobile terminal is located includes:
  • the processor selects the ephemeris extended positioning mode for positioning, or selects to establish a temporary data service through the first wireless access network to access the positioning server for positioning;
  • the processor accesses the positioning server through the second wireless access network for positioning.
  • the determining, by the processor, the network scenario in which the mobile terminal is located includes:
  • the processor acquires a system identifier of the first radio access network that is connected to the mobile terminal;
  • the processor determines whether the system identifier of the first radio access network is in the first blacklist
  • the selecting, by the processor, the positioning manner of the mobile terminal according to the network scenario in which the mobile terminal is located includes:
  • the processor selects an ephemeris extended positioning manner for positioning, or selects to establish a Pro by the first radio access network.
  • the data service is accessed by accessing the positioning server;
  • the processor accesses the location server to perform positioning by using the second radio access network.
  • the determining, by the processor, the network scenario in which the mobile terminal is located includes:
  • the processor acquires a phone number of the mobile terminal;
  • the processor determines whether the home network of the phone number is in the second blacklist
  • the selecting, by the processor, the positioning manner of the mobile terminal according to the network scenario in which the mobile terminal is located includes:
  • the processor selects an ephemeris extended positioning mode for positioning, or selects to establish a temporary data service through the first wireless access network to access the Positioning the server for positioning;
  • the processor accesses the positioning server to perform positioning by using the second wireless access network.
  • the network scenario in which the mobile terminal is located is determined first, and the location mode of the mobile terminal is selected according to the network scenario in which the mobile terminal is located. That is, in the embodiment of the present invention, when the positioning is required, the positioning is not directly used in the default positioning manner according to the prior art, but the mobile terminal is selected according to the network scenario in which the mobile terminal is located, so that the mobile terminal is selected. No matter what kind of scene, you can use the appropriate positioning method to achieve fast positioning.
  • FIG. 1 is a schematic diagram of an embodiment of a positioning method of a mobile terminal according to the present invention
  • FIG. 2 is a schematic diagram of another embodiment of a positioning method of a mobile terminal according to the present invention.
  • FIG. 3 is a schematic diagram of another embodiment of a positioning method of a mobile terminal according to the present invention.
  • FIG. 4 is a schematic diagram of another embodiment of a positioning method of a mobile terminal according to the present invention.
  • FIG. 5 is a schematic diagram of another embodiment of a positioning method of a mobile terminal according to the present invention.
  • FIG. 6 is a schematic diagram of an embodiment of a mobile terminal according to the present invention.
  • FIG. 7 is a schematic diagram of another embodiment of a mobile terminal according to the present invention.
  • FIG. 8 is a schematic diagram of another embodiment of a mobile terminal according to the present invention.
  • the invention provides a positioning method and a mobile terminal of a mobile terminal, which can shorten the positioning time and improve the user experience.
  • the mobile terminal provided by the present invention may be a terminal device such as a mobile phone or a tablet computer.
  • the mobile terminal in the present invention is simultaneously connected to the first radio access network and the second radio access network, the mobile terminal acquires circuit-switched voice service through the first radio access network, and the mobile terminal acquires packet switching through the second radio access network.
  • the data service, the positioning service mentioned in the embodiment of the present invention belongs to a packet switched data service.
  • an embodiment of a positioning method of a mobile terminal of the present invention includes:
  • the network scenario includes a type of the second radio access network to which the mobile terminal is connected, and the mobile terminal connects to the connection state of the location server through the second radio access network, and the first radio access network to which the mobile terminal is connected At least one of a status of a system identification code and a status of a home network of a mobile terminal's telephone number, the positioning server including an Assisted Global Navigation Satellite System (AGNSS) positioning server or an assisted global positioning system (Assisted Global) Positioning System, AGPS) locates the server.
  • AGNSS Assisted Global Navigation Satellite System
  • AGPS assisted global positioning system
  • the default positioning mode is not used for positioning, but the mobile terminal is selected according to the network scenario in which the mobile terminal is located, so that the mobile terminal is not in use.
  • a more suitable positioning method can be used to achieve fast positioning.
  • a specific embodiment of the positioning method of the mobile terminal of the present invention includes:
  • step 201 determining whether the type of the second radio access network connected to the mobile terminal is a preset type of the wireless packet switching network; if yes, executing step 202, performing step 203;
  • the preset type of the wireless packet switching network may include: a 4th generation mobile communication technology (4G) network, a Long Term Evolution (LTE) network, and an evolved high-speed packet data ( Evolved High Rate Packet Data, eHRPD) network.
  • 4G 4th generation mobile communication technology
  • LTE Long Term Evolution
  • eHRPD evolved High-speed packet data
  • the preset type of wireless packet switched network usually has the characteristics of fast transmission data rate or the possibility of being unable to connect to the positioning server with a certain probability.
  • the second wireless access network accesses the positioning server for positioning, and sets a timeout period of the mobile terminal accessing the positioning server by using the second wireless access network to a second time.
  • the timeout period for the mobile terminal to access the positioning server by using the second wireless access network is the first time.
  • the second time is less than the first time
  • the first time may be a default timeout period for accessing the positioning server through the first wireless access network, which is usually longer.
  • the second time can be set to 10 seconds, and of course the second time can also be set to other times less than the first time.
  • the second access network is selected to access the positioning server. Positioning. In this case, if the mobile terminal can be correctly connected to the positioning server, the mobile terminal can quickly achieve positioning, and since the second wireless access network at this time has a certain probability of being unable to connect to the positioning server, the positioning server will also be accessed. The timeout period is set smaller. If the mobile terminal cannot access the positioning server through the second wireless access network to complete the positioning (for example, unable to connect to the positioning server, or the positioning server does not have an accurate base station location database), then the comparison is made due to the timeout setting. Small, after the timeout, the mobile terminal can quickly fall back to other positioning modes (such as ephemeris extended positioning mode) for positioning, thereby achieving fast positioning.
  • other positioning modes such as ephemeris extended positioning mode
  • the second radio access network when the type of the second radio access network to which the mobile terminal is connected is a preset type of the wireless packet switching network, the second radio access network is selected to access the positioning server to complete the positioning, and the positioning time is set. Smaller, otherwise the timeout period for the mobile terminal to access the location server is the default longer timeout, so that regardless of the type of the second wireless access network to which the mobile terminal is connected, You can choose the appropriate positioning method to achieve fast positioning.
  • FIG. 3 another specific embodiment of the positioning manner of the mobile terminal of the present invention includes:
  • step 304 determines whether the mobile terminal can connect to the positioning server by using the second radio access network; if yes, perform step 302. Otherwise, step 304 is performed;
  • the connection server may be attempted to connect to the positioning server in the background for a preset number of times. If the server is set, the connection status of the positioning server is abnormal. Otherwise, the connection status of the positioning server is set to be normal.
  • the preset wireless packet switching network type may include: a 4G network, an LTE network, or an eHRPD network.
  • a preset type of wireless packet switched network typically has the characteristics of fast transmission data rate or a probability of being unable to connect to a location server.
  • the abnormal connection status of the positioning server may be a server exception, or the second wireless access network is abnormal (such as network congestion, or the routing policy configuration of the gateway is inaccurate), and cannot be connected to the positioning server.
  • the ephemeris extended positioning mode may be selected for positioning, or the temporary data service may be established through the first wireless access network to access the positioning server for positioning.
  • the mobile terminal can maintain a connection state with the second wireless access network. After the positioning is completed, the temporary data service of the first radio access network will be closed.
  • the ephemeris extension positioning method refers to the Ephemeris Extension (EE) server providing the mobile terminal with information such as ephemeris and clock valid for a long time (for example, seven days) through the communication network, and assisting the mobile terminal to quickly locate. Since the ephemeris extended positioning does not require the mobile terminal to connect to the EE server in real time to obtain the positioning assistance data, the positioning can be achieved. Therefore, when the positioning server cannot be accessed through the second wireless access network for positioning, the ephemeris extended positioning can be used for fast positioning. .
  • EE Ephemeris Extension
  • the specific manner of selecting the ephemeris extended positioning may be: setting the timeout time for accessing the positioning server through the second wireless access network to 0, or directly skipping the AGNSS positioning or the AFPS positioning, and directly using the ephemeris extended positioning, where No specific restrictions.
  • the first radio access network such as a 1x network
  • the first radio access network is generally used to acquire circuit-switched voice services, such as a call, etc., when the location server cannot be accessed through the second radio access network, the temporary data service can be established through the first radio access network. Access the location server for fast positioning.
  • the location of the location server is normal, accessing the location server through the second wireless access network enables fast and accurate positioning.
  • the second radio access network allocates an Internet Protocol (IP) address to the mobile terminal.
  • IP Internet Protocol
  • the second wireless access network may assign a new IP address to the mobile terminal, and the mobile terminal acquires a new IP address allocated by the second wireless access network, and then determines that the mobile terminal passes the second wireless connection again. Whether the incoming network can connect to the positioning server. If the mobile terminal cannot connect to the positioning server through the second wireless access network, set the connection status of the positioning server to be abnormal. Otherwise, set the connection status of the positioning server to be normal. For subsequent processing, refer to The corresponding description above.
  • the second wireless access network accesses the positioning server for positioning, otherwise, the ephemeris extended positioning mode is selected for positioning, or Selecting to establish a temporary data service by using the first radio access network to access the positioning server for positioning, so that the positioning mode of the positioning server is normal or abnormal, and the positioning method can be used to implement fast positioning.
  • FIG. 4 another specific embodiment of the positioning manner of the mobile terminal of the present invention includes:
  • the type of the second radio access network that is connected to the mobile terminal is a preset type of the wireless packet switching network, acquire a system identifier of the first radio access network that is connected to the mobile terminal.
  • step 402 determining whether the system identifier of the first radio access network is in the first blacklist, and if so, executing step 403, otherwise, performing step 404;
  • the first blacklist may be created according to user complaints, network side feedback or pre-tested experiments.
  • the first blacklist includes the system identification code of the wireless access network with poor network status.
  • the system identifier of the first radio access network may be obtained by using a system broadcast message of the first radio access network, or The location allocation message of the high speed packet data, the 3G1X parameter or the sector identification information acquires the system identification code of the first radio access network.
  • the system identification code of the first radio access network is In the blacklist, the network status of the second radio access network is not good, and the second radio access network cannot quickly and correctly connect to the positioning server.
  • the state of the second radio access network is identified by determining whether the system identification code of the first radio access network is in the first blacklist.
  • the positioning method can be used to achieve fast positioning.
  • FIG. 5 another specific embodiment of the positioning manner of the mobile terminal of the present invention includes:
  • step 502 determining whether the home network of the mobile terminal's phone number is in the second blacklist; if yes, executing step 503, otherwise, performing step 504;
  • the home network in the second blacklist is usually a network with poor connection status.
  • the attribution network identification of the mobile terminal's telephone number is achieved through pre-made city/area number segment table queries.
  • the China Domestic Destination Code (NDC) includes the access number N1N2N3 and the identification number H1H2H3H4 of the Home Location Register (HLR).
  • the access number is used to identify different operators' networks or different operators' different service networks, such as 139, 138, and 133.
  • the HLR identification number indicates the HLR of the user's home city/region. In this way, a mobile phone number segment table of each city/region network can be pre-made based on the NDC, and when needed, the home network of the mobile terminal's telephone number can be identified by looking up the table.
  • the home network in the case of roaming, will be a network different from the first radio access network and the second radio access network, but the second radio access network accesses the positioning server for positioning.
  • the home network needs to be relied on, so when the home network is not good, the positioning time for accessing the positioning server through the second wireless access network is directly affected.
  • the home network and the second wireless access network refer to the same network.
  • the ephemeris extended positioning mode is selected for positioning, or the temporary data service is established through the first wireless access network to access the positioning.
  • the server performs positioning. Otherwise, the positioning server is accessed through the second radio access network to perform positioning, so that the positioning method can be used to achieve fast positioning regardless of the home network.
  • an embodiment of the mobile terminal 600 includes:
  • the determining unit 601 is configured to determine a network scenario where the mobile terminal 600 is located, where the network scenario includes a type of the second wireless access network to which the mobile terminal 600 is connected, and the mobile terminal 600 connects to the connection state of the positioning server by using the second wireless access network.
  • the positioning server includes an auxiliary global navigation satellite system AGNSS positioning server or Auxiliary Global Positioning System AGPS positioning server;
  • the processing unit 602 is configured to select a positioning manner of the mobile terminal 600 according to the network scenario in which the mobile terminal 600 is located.
  • the determining unit first determines the network scenario in which the mobile terminal is located, and the processing unit selects the positioning mode of the mobile terminal according to the network scenario in which the mobile terminal is located. That is, in the embodiment, when positioning is required, the positioning is not directly used in the default positioning manner according to the prior art, but the processing unit selects different positioning modes for the mobile terminal according to the network scenario in which the mobile terminal is located, thereby No matter what kind of scene the mobile terminal is in, it can adopt a more suitable positioning method to achieve fast positioning.
  • a specific embodiment of the mobile terminal of the present invention includes a determining unit 701 and Processing unit 702, wherein:
  • the determining unit 701 includes a first determining subunit 7011 for determining whether the type of the second radio access network to which the mobile terminal 700 is connected is a preset wireless packet switching network type; correspondingly, the processing unit 702 includes the first processing subunit 7021.
  • the type of the second radio access network connected to the mobile terminal 700 is a preset type of the wireless packet switching network
  • the timeout period of the wireless access network accessing the location server is set to the second time. Otherwise, the timeout time for the mobile terminal 700 to access the location server through the second wireless access network is the first time, and the second time is less than the first time.
  • the first radio sub-network 7021 selects to pass the second connection because the second radio access network has a fast transmission data rate. Go to the network access location server for positioning. In this case, if the mobile terminal can be correctly connected to the positioning server, the mobile terminal can quickly achieve positioning, and since the second wireless access network at this time has a certain probability of being unable to connect to the positioning server, the first processing subunit 7021 also sets the timeout time of the access positioning server to be small. If the mobile terminal cannot access the positioning server through the second wireless access network to complete the positioning, the mobile terminal can quickly fall back after the timeout due to the relatively small timeout setting. Other positioning methods (such as ephemeris extended positioning) are positioned to achieve fast positioning.
  • the determining unit 701 includes a second determining subunit 7012 and a setting unit 7013, where the second determining subunit 7012 is configured to: when the type of the second radio access network connected by the mobile terminal 700 is a preset type of the wireless packet switching network, Determining whether the mobile terminal 700 can connect to the positioning server through the second wireless access network, and the setting unit 7013 is configured to set the positioning status of the positioning server to be abnormal when the mobile terminal 700 cannot connect to the positioning server through the second wireless access network, otherwise
  • the processing unit 702 includes a second processing sub-unit 7022, configured to select an ephemeris extended positioning mode for positioning when the positioning server connection status is abnormal, or select the first The wireless access network establishes a temporary data service to access the positioning server for positioning.
  • the second wireless access network accesses the positioning server for positioning.
  • the determining unit 701 may further include a first obtaining unit 7014, configured to acquire a new IP address allocated by the second radio access network for the mobile terminal, and the second determining subunit 7012 determines that the mobile terminal 700 passes the second radio access again. Whether the network can connect to the location server, set the unit The 7013 is configured to: when the mobile terminal 700 cannot connect to the positioning server by using the second wireless access network, set the connection status of the positioning server to be abnormal, otherwise, set the connection status of the positioning server to be normal.
  • the second determining subunit 7012 may first try to connect to the positioning server in the background for a preset number of times, if the preset is in the preset If the number of times is not connected to the server, the setting unit 7013 sets the connection status of the positioning server to be abnormal. Otherwise, the setting unit 7013 sets the connection status of the positioning server to be normal.
  • the second radio access network allocates an Internet Protocol (IP) address to the mobile terminal.
  • IP Internet Protocol
  • the second radio access network may assign a new IP address to the mobile terminal
  • the first obtaining unit 7014 acquires a new IP address allocated by the second radio access network
  • the second determining subunit 7012 again. Determining whether the mobile terminal can connect to the positioning server through the second wireless access network. If the mobile terminal cannot connect to the positioning server through the second wireless access network, the setting unit 7013 sets the connection status of the positioning server to be abnormal. Otherwise, the setting unit 7013
  • the positioning server connection state is set to normal, and the processing of the subsequent second processing sub-unit 7022 can refer to the corresponding description in the foregoing.
  • the determining unit 701 includes a second obtaining unit 7015 and a first determining unit 7016, where the second obtaining unit 7015 is configured to: when the type of the second radio access network connected by the mobile terminal 700 is a preset type of the wireless packet switching network, Obtaining a system identifier of the first radio access network connected to the mobile terminal 700; the first determining unit 7016 is configured to determine whether the system identifier of the first radio access network is in the first blacklist; correspondingly, the processing unit 702 includes The third processing sub-unit 7023 is configured to: when the system identifier of the first radio access network is in the first blacklist, select an ephemeris extended positioning manner for positioning, or select to establish a temporary data service by using the first radio access network. When the system identifier of the first radio access network is not in the first blacklist, the second radio access network accesses the location server for positioning.
  • the first blacklist may be created according to user complaints, network side feedback or pre-tested experiments.
  • the first blacklist includes the system identification code of the wireless access network with poor network status.
  • the second acquiring unit 7015 may acquire the system of the first radio access network by using the system broadcast message of the first radio access network.
  • the identification code, or the system identification code of the first radio access network is obtained by the location allocation message of the high speed packet data, the 3G1X parameter or the sector identification information.
  • the system identifier of the first radio access network is in the blacklist, indicating that the network status of the second radio access network is not good. The second wireless access network cannot connect to the location server quickly and correctly.
  • the state of the second radio access network is identified by determining whether the system identification code of the first radio access network is in the first blacklist.
  • the determining unit 701 includes a third obtaining unit 7017 and a second determining unit 7018, where the third obtaining unit 7017 is configured to: when the type of the second radio access network connected by the mobile terminal 700 is a preset type of the wireless packet switching network, Acquiring the phone number of the mobile terminal 700, the second determining unit 7018 is configured to determine whether the home network of the phone number is in the second blacklist; correspondingly, the processing unit 702 includes a fourth processing subunit 7024, When the home network of the phone number is in the second blacklist, the ephemeris extended positioning mode is selected for positioning, or the temporary data service is established through the first wireless access network to access the positioning server for positioning; when the phone number is When the home network is not in the second blacklist, the second wireless access network accesses the positioning server for positioning.
  • the third obtaining unit 7017 is configured to: when the type of the second radio access network connected by the mobile terminal 700 is a preset type of the wireless packet switching network, Acquiring the phone number of the mobile
  • the home network in the second blacklist is usually a network with poor connection status.
  • the attribution network identification of the mobile terminal's telephone number is achieved through pre-made city/area number segment table queries.
  • the China Domestic Destination Code (NDC) includes the access number N1N2N3 and the identification number H1H2H3H4 of the Home Location Register (HLR).
  • the access number is used to identify different operators' networks or different operators' different service networks, such as 139, 138, and 133.
  • the HLR identification number indicates the HLR of the user's home city/region. In this way, a mobile phone number segment table of each city/region network can be pre-made based on the NDC, and when needed, the third obtaining unit 7017 can identify the home network of the mobile terminal's telephone number by looking up the table.
  • the home network in the case of roaming, will be a network different from the first radio access network and the second radio access network, but the second radio access network accesses the positioning server for positioning.
  • the home network needs to be relied on, so when the home network is not good, the positioning time for accessing the positioning server through the second wireless access network is directly affected.
  • the home network and the second wireless access network refer to the same network.
  • the mobile terminal 700 of this embodiment may also be used to implement other The steps are not described here, and the corresponding method embodiments may be referred to.
  • the mobile terminal 800 of this embodiment includes a processor 801 for storing a set of program instructions, and a memory 802 for calling a program instruction stored in the memory 802 to perform the following operations:
  • the network scenario in which the mobile terminal 800 is located is determined.
  • the network scenario includes a type of the second wireless access network to which the mobile terminal 800 is connected, and the mobile terminal 800 connects to the connection state of the location server through the second wireless access network, and the mobile terminal 800 is connected.
  • the positioning manner of the mobile terminal is selected according to a network scenario in which the mobile terminal 800 is located.
  • the determining, by the processor 801, the network scenario where the mobile terminal is located includes:
  • the processor 801 determines whether the type of the second radio access network connected to the mobile terminal is a preset type of the wireless packet switching network
  • the method for the processor 801 to select the location of the mobile terminal according to the network scenario in which the mobile terminal 800 is located includes:
  • the processor 801 accesses the positioning server through the second radio access network for positioning, and will pass the second radio access network.
  • the timeout period of the access location server is set to the second time. Otherwise, the timeout period of the processor 801 accessing the location server through the second radio access network is the first time, and the second time is less than the first time.
  • the determining, by the processor 801, the network scenario where the mobile terminal 800 is located includes:
  • the processor 801 determines whether the mobile terminal 800 can connect to the positioning server through the second radio access network;
  • the processor 801 sets the connection server connection status to be abnormal, otherwise, the processor 801 sets the positioning server connection status to be normal;
  • the manner in which the processor 801 selects the location of the mobile terminal 800 according to the network scenario in which the mobile terminal 800 is located includes:
  • the processor 801 selects the ephemeris extended positioning mode for positioning, or selects to establish a temporary data service through the first wireless access network to access the positioning server for positioning;
  • the processor 801 accesses the location server through the second wireless access network for positioning.
  • the processor 801 is further configured to:
  • connection status of the positioning server is set to be abnormal, otherwise, the connection status of the positioning server is set to be normal.
  • the determining, by the processor 801, the network scenario where the mobile terminal 800 is located includes:
  • the processor 801 acquires a system identifier of the first radio access network connected to the mobile terminal 800;
  • the processor 801 determines whether the system identifier of the first radio access network is in the first blacklist.
  • the manner in which the processor 801 selects the location of the mobile terminal 800 according to the network scenario in which the mobile terminal 800 is located includes:
  • the processor 801 selects the ephemeris extended positioning mode for positioning, or selects to establish a temporary data service through the first radio access network to access Position the server for positioning;
  • the processor 801 accesses the location server through the second radio access network for positioning.
  • the determining, by the processor 801, the network scenario where the mobile terminal 800 is located includes:
  • the processor 801 acquires the phone number of the mobile terminal 800;
  • the processor 801 determines whether the home network of the phone number is in the second blacklist
  • the manner in which the processor 801 selects the location of the mobile terminal 800 according to the network scenario in which the mobile terminal 800 is located includes:
  • the processor 801 selects the ephemeris extended positioning mode for positioning, or selects to establish a temporary data service through the first wireless access network to access Position the server for positioning;
  • the processor 801 accesses the location server through the second wireless access network for positioning.
  • the processor when the mobile terminal is located, the processor first determines the network scenario in which the mobile terminal is located, and selects the location mode of the mobile terminal according to the network scenario in which the mobile terminal is located.
  • the positioning when positioning is required, the positioning is not directly performed by using the default positioning manner as in the prior art, but the processor selects different positioning modes for the mobile terminal according to the network scenario in which the mobile terminal is located, thereby The mobile terminal can use the more suitable positioning mode to achieve fast positioning regardless of the scene.
  • the device embodiments described above are merely illustrative, wherein the units described as separate components may or may not be physically separated, and the components displayed as units may or may not be physical. Units can be located in one place or distributed to multiple network units. Some or all of the modules may be selected according to actual needs to achieve the purpose of the solution of the embodiment.
  • the connection relationship between the modules indicates that there is a communication connection between them, and specifically, one or more communication buses or signal lines can be realized.
  • the present invention can be implemented by means of software plus necessary general hardware, and of course, dedicated hardware, dedicated CPU, dedicated memory, dedicated memory, Special components and so on.
  • functions performed by computer programs can be easily implemented with the corresponding hardware, and the specific hardware structure used to implement the same function can be various, such as analog circuits, digital circuits, or dedicated circuits. Circuits, etc.
  • software program implementation is a better implementation in more cases.
  • the technical solution of the present invention which is essential or contributes to the prior art, can be embodied in the form of a software product stored in a readable storage medium, such as a floppy disk of a computer.
  • U disk mobile hard disk, read-only memory (ROM, Read-Only Memory), random access memory (RAM, Random Access Memory), disk or optical disk, etc., including a number of instructions to make a computer device (may be A personal computer, server, or network device, etc.) performs the methods described in various embodiments of the present invention.
  • a computer device may be A personal computer, server, or network device, etc.
  • the method for locating a mobile terminal and the mobile terminal provided by the embodiment of the present invention are The details of the present invention are not limited by the scope of the present invention, and the scope of the present invention is not limited by the scope of the present invention.

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

Abstract

La présente invention concerne un procédé de positionnement pour terminal mobile et le terminal mobile. Le terminal mobile est connecté simultanément à des premier et second réseaux d'accès radio. Il obtient un service vocal à commutation de circuits par l'intermédiaire du premier réseau d'accès radio et un service de données à commutation de paquets par l'intermédiaire du second réseau d'accès radio. Le procédé comprend les étapes consistant à : déterminer un scénario de réseau correspondant au terminal mobile, le scénario de réseau faisant référence au type du second réseau d'accès radio auquel le terminal mobile est connecté ou à l'état de la connexion du terminal mobile connecté à un serveur de positionnement par l'intermédiaire du second réseau d'accès radio ou à l'état d'un code de reconnaissance de système du premier réseau d'accès radio auquel le terminal mobile est connecté ou à l'état d'un réseau domestique d'un numéro de téléphone du terminal mobile, le serveur de positionnement comprenant un serveur de positionnement AGNSS et un serveur de positionnement AGPS ; et sélectionner un procédé de positionnement pour le terminal mobile en fonction du scénario de réseau correspondant au terminal mobile. Les modes de réalisation de la présente invention peuvent réduire le temps de positionnement.
PCT/CN2014/092689 2014-12-01 2014-12-01 Procédé de positionnement pour terminal mobile et terminal mobile WO2016086339A1 (fr)

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CN201480079436.2A CN106465325B (zh) 2014-12-01 2014-12-01 一种移动终端的定位方法及移动终端

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