WO2023019526A1 - 一种定位坐标系的协商方法及相关产品 - Google Patents

一种定位坐标系的协商方法及相关产品 Download PDF

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Publication number
WO2023019526A1
WO2023019526A1 PCT/CN2021/113611 CN2021113611W WO2023019526A1 WO 2023019526 A1 WO2023019526 A1 WO 2023019526A1 CN 2021113611 W CN2021113611 W CN 2021113611W WO 2023019526 A1 WO2023019526 A1 WO 2023019526A1
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WIPO (PCT)
Prior art keywords
coordinate system
positioning
message
network device
terminal
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PCT/CN2021/113611
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English (en)
French (fr)
Inventor
范伟
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展讯通信（上海）有限公司
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Priority to PCT/CN2021/113611 priority Critical patent/WO2023019526A1/zh
Publication of WO2023019526A1 publication Critical patent/WO2023019526A1/zh

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    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
    • G01S19/00—Satellite radio beacon positioning systems; Determining position, velocity or attitude using signals transmitted by such systems
    • G01S19/01—Satellite radio beacon positioning systems transmitting time-stamped messages, e.g. GPS [Global Positioning System], GLONASS [Global Orbiting Navigation Satellite System] or GALILEO
    • G01S19/03—Cooperating elements; Interaction or communication between different cooperating elements or between cooperating elements and receivers
    • G01S19/05—Cooperating elements; Interaction or communication between different cooperating elements or between cooperating elements and receivers providing aiding data

Definitions

  • the present application relates to the field of communication technology, in particular to a negotiation method of a positioning coordinate system and related products.
  • Positioning refers to obtaining the location information of mobile phones or end users through specific positioning technologies.
  • the existing positioning protocols only the default single coordinate system is supported to describe the coordinate position.
  • the designated single coordinate system or a combination of multiple coordinate systems to describe the position information of the terminal and the position information of the positioning reference point does not provide a sufficiently effective method, which affects the effect of providing location services.
  • the embodiment of the present application provides a positioning coordinate system negotiation method and related products, which have the ability to implement interactive negotiation between different devices by using a default combination of multiple coordinate systems or a specified single coordinate system or a combination of multiple coordinate systems, such as Using a global coordinate system or a combination of multiple global coordinate systems, or using a local coordinate system or a combination of multiple local coordinate systems, or using a combination of mixed coordinate systems to describe the position information of the terminal and the position information of the positioning reference point, The effect of positioning is improved.
  • a positioning coordinate system negotiation method comprising:
  • the network device sends a first message to the terminal, where the first message is used to instruct the terminal to report the positioning coordinate system capability information.
  • a positioning coordinate system negotiation method comprising:
  • the terminal receives a first message sent by the network device, where the first message is used to instruct the terminal to report the positioning coordinate system capability information;
  • a positioning coordinate system negotiation method comprising:
  • the terminal sends a first message to the network device, where the first message includes: positioning coordinate system capability information.
  • a positioning coordinate system negotiation method comprising:
  • the first network device sends a first message to the second network device, where the first message is used to instruct the second network device to reply its positioning coordinate system capability information.
  • the first network device receives the second message sent by the first network device, where the second message includes: positioning coordinate system capability information.
  • a positioning coordinate system negotiation method comprising:
  • the second network device receives the first message sent by the first network device, where the first message carries the positioning coordinate system capability of the first network device.
  • a positioning assistance data negotiation method comprising:
  • the terminal sends a first request message to the network device, where the first request message includes: positioning coordinate system type information used to describe the position information of the positioning reference point in the positioning assistance data requested by the terminal;
  • the terminal receives the first response message sent by the network device, and the first response message includes: one or more positioning reference points provided in the positioning assistance data using a combination of multiple default coordinate systems or a specified single coordinate system or multiple A combination of coordinate systems, such as using a global coordinate system or a combination of multiple global coordinate systems, or using a local coordinate system or a combination of multiple local coordinate systems, or using one or more global coordinate systems and one or more Position information described by a combination of local coordinate systems.
  • a positioning assistance data negotiation method comprising:
  • the network device receives the first request message sent by the terminal, where the first request message includes: positioning coordinate system type information used to describe the position information of the positioning reference point in the positioning assistance data requested by the terminal;
  • the network device sends a first response message to the terminal, and the first response message includes: one or more positioning reference points provided in the positioning assistance data using a combination of multiple default coordinate systems or a specified single coordinate system or multiple coordinate systems A combination of coordinate systems, such as using a global coordinate system or a combination of multiple global coordinate systems, or using a local coordinate system or a combination of multiple local coordinate systems, or using one or more global coordinate systems and one or more The location information described by the local coordinate system combination.
  • a positioning assistance data negotiation method comprising the steps of:
  • the terminal sends a first request message to the network device, where the first request message includes: positioning coordinate system type information used to describe the position information of the positioning reference point in the positioning assistance data required by the terminal;
  • the network device returns a first response message to the terminal.
  • a positioning assistance data negotiation method comprising:
  • the network device receives the first request message sent by the terminal, where the first request message includes: positioning coordinate system type information used to describe the position information of the positioning reference point in the positioning assistance data requested by the terminal;
  • the network device sends a first response message to the terminal, and the first response message includes: one or more positioning reference points provided in the positioning assistance data using a combination of multiple default coordinate systems or a specified single coordinate system or multiple coordinate systems A combination of coordinate systems, such as using a global coordinate system or a combination of multiple global coordinate systems, or using a local coordinate system or a combination of multiple local coordinate systems, or using one or more global coordinate systems and one or more The location information described by the local coordinate system combination.
  • a positioning assistance data negotiation method comprising:
  • the terminal receives the first positioning assistance data message sent by the network device, and the first positioning assistance data message includes: one or more positioning reference points provided in the positioning assistance data using a combination of multiple default coordinate systems or a specified single coordinate system A coordinate system or a combination of multiple coordinate systems, such as using a global coordinate system or a combination of multiple global coordinate systems, or using a local coordinate system or a combination of multiple local coordinate systems, or using one or more global coordinate systems and Position information described by a combination of one or more local coordinate systems.
  • a method for providing position information of a positioning reference point comprising:
  • the first network device sends a first message to the second network device, where the first message is used to indicate the positioning coordinate system type information requested by the first network device for describing the position information of the positioning reference point;
  • the first network device receives the second message sent by the second network device, and the second message is used to provide one or more positioning reference points using a combination of multiple default coordinate systems or a specified single coordinate system or multiple coordinate systems Combinations, such as using a global coordinate system or a combination of multiple global coordinate systems, or using a local coordinate system or a combination of multiple local coordinate systems, or using one or more global coordinate systems and one or more local coordinate systems The location information described by the combination.
  • a positioning assistance data negotiation method comprising:
  • the terminal receives the first positioning assistance data message sent by the network device, and the first positioning assistance data message includes: one or more positioning reference points provided in the positioning assistance data using a combination of multiple default coordinate systems or a specified single coordinate system A coordinate system or a combination of multiple coordinate systems, such as using a global coordinate system or a combination of multiple global coordinate systems, or using a local coordinate system or a combination of multiple local coordinate systems, or using one or more global coordinate systems and Position information described by a combination of one or more local coordinate systems.
  • a positioning assistance data negotiation method includes:
  • the network device sends a first positioning assistance data message to the terminal, and the first positioning assistance data message includes: one or more positioning reference points provided in the positioning assistance data using a combination of multiple default coordinate systems or a specified single coordinate system system or a combination of multiple coordinate systems, such as using a global coordinate system or a combination of multiple global coordinate systems, or using a local coordinate system or a combination of multiple local coordinate systems, or using one or more global coordinate systems and a combination of Position information described by a combination of one or more local coordinate systems.
  • a fourteenth aspect a method for providing position information of a positioning reference point is provided, the method comprising:
  • the first network device sends a first message to the second network device, where the first message is used to indicate the positioning coordinate system type information requested by the first network device for describing the position information of the positioning reference point;
  • the first network device receives the second message sent by the second network device, and the second message is used to provide one or more positioning reference points using a combination of multiple default coordinate systems or a specified single coordinate system or multiple coordinate systems Combinations, such as using a global coordinate system or a combination of multiple global coordinate systems, or using a local coordinate system or a combination of multiple local coordinate systems, or using one or more global coordinate systems and one or more local coordinate systems The location information described by the combination.
  • a method for providing position information of a positioning reference point comprising:
  • the second network device sends a first message to the first network device, and the first message is used to provide one or more positioning reference points using a combination of multiple default coordinate systems or a specified single coordinate system or multiple coordinate systems Combinations, such as using a global coordinate system or a combination of multiple global coordinate systems, or using a local coordinate system or a combination of multiple local coordinate systems, or using one or more global coordinate systems and one or more local coordinate systems The location information described by the combination.
  • a method for negotiating location information of a terminal comprising:
  • the first device receives a first indication message sent to it by the second device, where the first indication message includes: positioning coordinate system type information that the terminal needs to provide to describe the position information of the terminal;
  • the first device sends a first feedback message to the second device, and the first feedback message includes: using a default combination of multiple coordinate systems or a specified single coordinate system or a combination of multiple coordinate systems, such as using a global coordinate system or a combination of multiple global coordinate systems, or a local coordinate system or a combination of multiple local coordinate systems, or a combination of one or more global coordinate systems and one or more local coordinate systems to describe the location information of the terminal.
  • a default combination of multiple coordinate systems or a specified single coordinate system or a combination of multiple coordinate systems such as using a global coordinate system or a combination of multiple global coordinate systems, or a local coordinate system or a combination of multiple local coordinate systems, or a combination of one or more global coordinate systems and one or more local coordinate systems to describe the location information of the terminal.
  • a method for negotiating location information of a terminal comprising:
  • the terminal sends a first message to the network device, and the first message includes: using a default combination of multiple coordinate systems or a specified single coordinate system or a combination of multiple coordinate systems, such as using a global coordinate system or multiple global coordinate systems system combination, or a local coordinate system or a combination of multiple local coordinate systems, or a combination of one or more global coordinate systems and one or more local coordinate systems to describe the location information of the terminal.
  • a default combination of multiple coordinate systems or a specified single coordinate system or a combination of multiple coordinate systems such as using a global coordinate system or multiple global coordinate systems system combination, or a local coordinate system or a combination of multiple local coordinate systems, or a combination of one or more global coordinate systems and one or more local coordinate systems to describe the location information of the terminal.
  • a method for negotiating location information of a terminal comprising:
  • the network device receives the first message sent by the terminal, and the first message includes: using a default combination of multiple coordinate systems or a specified single coordinate system or a combination of multiple coordinate systems, such as using a global coordinate system or multiple global coordinate systems A combination of coordinate systems, or a local coordinate system or a combination of multiple local coordinate systems, or a combination of one or more global coordinate systems and one or more local coordinate systems describes the location information of the terminal.
  • a method for negotiating location information of a terminal comprising the steps of:
  • the second network device sends a first indication message to the first network device, where the first indication message includes: positioning coordinate system type information describing the position information of the terminal that needs to be provided;
  • the second network device receives the second message returned by the first network device, and the second message includes: adopting a default combination of various coordinate systems or a specified single coordinate system or a combination of multiple coordinate systems, such as adopting a global coordinate system or a combination of multiple global coordinate systems, or using a local coordinate system or a combination of multiple local coordinate systems, or using a combination of one or more global coordinate systems and one or more local coordinate systems to describe the location information of the terminal .
  • a terminal is provided, and the terminal is used to implement the second aspect, the third aspect, the sixth aspect, the eighth aspect, the tenth aspect, the twelfth aspect, the fourteenth aspect, and the sixteenth aspect Or the method provided in the seventeenth aspect.
  • a twenty-first aspect provides a network device, the network device is used to implement the first aspect, the fourth aspect, the fifth aspect, the seventh aspect, the ninth aspect, the eleventh aspect, the thirteenth aspect, and the first aspect The method provided by the fourteenth aspect, the fifteenth aspect, the sixteenth aspect, the eighteenth aspect or the nineteenth aspect.
  • the embodiment of the present application provides a computer-readable storage medium, wherein the above-mentioned computer-readable storage medium stores a computer program for electronic data exchange, wherein the above-mentioned computer program enables the computer to execute the Some or all of the steps described in any aspect of the example.
  • the embodiment of the present application provides a computer program product, wherein the computer program product includes a non-transitory computer-readable storage medium storing a computer program, and the computer program is operable to enable the computer to execute the Part or all of the steps described in any aspect of the application embodiments.
  • the computer program product may be a software installation package.
  • the technical solution provided by this application realizes the negotiation of the positioning coordinate system capability between the terminal and the network equipment, and between the network equipment and the network equipment, the positioning coordinate system negotiation for describing the position information of the terminal, and the positioning assistance data.
  • the terminal and the network device, as well as between the network device and the network device can realize the combination of multiple default coordinate systems or a specified single coordinate system or A combination of coordinate systems, such as using one global coordinate system or a combination of multiple global coordinate systems, using a local coordinate system or a combination of multiple local coordinate systems, using one or more global coordinate systems and one or more
  • the local coordinate system supports the method of combining the description of the terminal's position information and the position information of the positioning reference point.
  • Fig. 1 is a schematic diagram of a positioning coordinate system capability information negotiation method
  • FIG. 2 is a schematic flowchart of another negotiation method for positioning coordinate system capability information provided by an embodiment of the present application
  • Fig. 3 is a specified or default positioning coordinate system or a combination of multiple positioning coordinate systems for describing the position information of positioning reference points of network devices such as eNB and E-SMLC based on the 4G LPPa protocol provided by the embodiment of the present application Schematic diagram of the negotiation method;
  • Figure 4 is a specified or default positioning coordinate system or a combination of multiple positioning coordinate systems for describing the location information of positioning reference points of network devices such as eNB and E-SMLC in a 4G-based OTDOA positioning method provided by an embodiment of the present application Schematic flow chart of the negotiation method;
  • Fig. 5 is a specified or default positioning coordinate system or a combination of multiple positioning coordinate systems for describing the location information of positioning reference points of network devices such as NG-RAN node and LMF based on the 5G NRPPa protocol provided by the embodiment of the present application Schematic flow chart of the negotiation method;
  • FIG. 6 is a schematic flow diagram of a terminal-terminated control plane immediate location request process (ie, 5GC-MT-LR) in a 5G system provided by an embodiment of the present application;
  • 5GC-MT-LR terminal-terminated control plane immediate location request process
  • FIG. 7 is a schematic flow diagram of a terminal-terminated control plane deferred location request process (ie, Deferred 5GC-MT-LR) in a 5G system provided by an embodiment of the present application;
  • FIG. 8 is a schematic flow diagram of a control plane immediate location request process (ie, 5GC-MO-LR) initiated by a terminal in a 5G system provided by an embodiment of the present application;
  • 5GC-MO-LR control plane immediate location request process
  • FIG. 9 is a schematic flowchart of a method for negotiating a designated or default positioning coordinate system or a combination of multiple positioning coordinate systems used to describe the position information of positioning reference points in positioning assistance data provided by an embodiment of the present application;
  • Fig. 10a is a schematic flow diagram of periodically sending a positioning assistance data request message for negotiating a specified or default positioning coordinate system or a combination of multiple positioning coordinate systems for describing the position information of a positioning reference point provided by an embodiment of the present application;
  • Figure 10b provides an embodiment of the present application in which the target terminal actively requests to negotiate a specified or default positioning coordinate system or multiple position information describing the position information of the positioning reference point at a non-periodic point in the process of periodically sending the positioning assistance data request message.
  • Fig. 11a is a schematic flow diagram of a method for negotiating positioning assistance data that a network server actively targets to provide a terminal with a designated or default positioning coordinate system or a combination of multiple positioning coordinate systems to describe a positioning reference point provided by an embodiment of the present application;
  • Fig. 11b is a schematic flow diagram of a method for negotiating positioning assistance data that a network server actively provides target terminals with a specified or default positioning coordinate system or a combination of multiple positioning coordinate systems to describe positioning reference points provided by an embodiment of the present application. ;
  • FIG. 12 is a schematic flowchart of a method for negotiating a positioning coordinate system that uses a specified or default positioning coordinate system or a combination of multiple positioning coordinate systems to describe the location information of a terminal provided by an embodiment of the present application;
  • FIG. 13 is a schematic flowchart of a method in which a target terminal actively uses a specified or default positioning coordinate system or a combination of multiple positioning coordinate systems to describe the terminal's position information provided by an embodiment of the present application;
  • FIG. 14 is a schematic flowchart of a method for negotiating positioning assistance data between network devices that uses a specified or default positioning coordinate system or a combination of multiple positioning coordinate systems to describe positioning reference points provided by an embodiment of the present application;
  • FIG. 15 is a schematic flow diagram of a positioning coordinate system negotiation method provided by an embodiment of the present application for negotiating between network devices and using a specified or default positioning coordinate system or a combination of multiple positioning coordinate systems to describe the position information of the terminal;
  • FIG. 16 is a schematic diagram of a hardware structure of a terminal provided by an embodiment of the present application.
  • Multiple appearing in the embodiments of the present application means two or more.
  • the first, second, etc. descriptions that appear in the embodiments of this application are only for illustration and to distinguish the description objects. Any limitations of the examples.
  • the "connection” in the embodiment of the present application refers to various connection methods such as direct connection or indirect connection to realize communication between devices, which is not limited in the embodiment of the present application.
  • the terminal device in the embodiment of the present application is a device with a wireless communication function, and may be called a terminal (terminal), a target terminal (Target), a user equipment (user equipment, UE), a mobile station (mobile station, MS), a mobile Terminal (mobile terminal, MT), access terminal equipment, vehicle-mounted terminal equipment, industrial control terminal equipment, UE unit, UE station, mobile station, remote station, remote terminal equipment, mobile equipment, UE terminal equipment, wireless communication equipment, UE Proxy or UE device etc.
  • Terminal equipment can be fixed or mobile.
  • the terminal device may support at least one wireless communication technology, such as LTE, new radio (new radio, NR), and so on.
  • the terminal device may be a mobile phone (mobile phone), a tablet computer (pad), a desktop computer, a notebook computer, an all-in-one computer, a vehicle terminal, a virtual reality (virtual reality, VR) terminal device, an augmented reality (augmented reality, AR) terminal Equipment, wireless terminals in industrial control, wireless terminals in self driving, wireless terminals in remote medical surgery, wireless terminals in smart grid, transportation safety Wireless terminals in (transportation safety), wireless terminals in smart cities, wireless terminals in smart homes, cellular phones, cordless phones, session initiation protocol (SIP) phones, wireless Local loop (wireless local loop, WLL) stations, personal digital assistants (personal digital assistant, PDA), handheld devices with wireless communication capabilities, computing devices or other processing devices connected to wireless modems, wearable devices, future mobile communications
  • the terminal device may also be a device having a
  • the access network device in this embodiment of the present application is a device that provides a wireless communication function for a terminal device, and may also be called a radio access network (radio access network, RAN) device, or an access network element.
  • the access network device may support at least one wireless communication technology, such as LTE, NR and so on.
  • the access network equipment includes but is not limited to: a next generation node B (next generation node B, gNB) and a next generation evolved node B (next generation evolved node B) in the fifth generation mobile communication system (5th-generation, 5G).
  • node B node B, ng-eNB), evolved node B (evolved node B, eNB), radio network controller (radio network controller, RNC), node B (node B, NB), base station controller (base station controller, BSC) ), base transceiver station (base transceiver station, BTS), home base station (for example, home evolved node B, or home node B, HNB), baseband unit (baseband unit, BBU), transceiver point (transmitting and receiving point, TRP) , transmitting point (transmitting point, TP), mobile switching center, etc.
  • RNC radio network controller
  • node B node B
  • base station controller base station controller
  • base transceiver station base transceiver station
  • BTS home base station
  • home base station for example, home evolved node B, or home node B, HNB
  • baseband unit baseband unit, BBU
  • transceiver point transmitting and receiving point, TRP
  • TRP transmitting point
  • the network device can also be a wireless controller, a centralized unit (centralized unit, CU), and/or a distributed unit (distributed unit, DU) in a cloud radio access network (cloud radio access network, CRAN) scenario, or an access network
  • the device can be a relay station, an access point, a vehicle-mounted device, a terminal device, a wearable device, and an access network device in future mobile communications or an access network device in a future evolved PLMN, etc.
  • the access network device may also be an apparatus having a wireless communication function for the terminal device, such as a chip system.
  • the system-on-a-chip may include a chip, and may also include other discrete devices.
  • the access network device can also communicate with an Internet Protocol (Internet Protocol, IP) network, such as the Internet (internet), a private IP network, or other data networks.
  • IP Internet Protocol
  • Core network equipment In the embodiment of the present application, the core network equipment is deployed in the core network, and may also be referred to as a core network element or the like. For example, a core network control plane network element or a core network user plane network element.
  • the core network in the embodiment of the present application may be an evolved packet core network (Evolved Packet Core, EPC), a 5G core network (5G Core Network), or a new core network in a future communication system.
  • EPC evolved Packet Core
  • 5G Core Network 5G core network
  • new core network in a future communication system a future communication system.
  • the 5G core network consists of a group of network elements, and implements mobility management functions such as access and mobility management functions (Access and Mobility Management Function, AMF), and provides data packet routing and forwarding and QoS (Quality of Service) management
  • the user plane function (User Plane Function, UPF) that provides functions such as session management, IP address allocation and management, and the session management function (Session Management Function, SMF) that provide functions such as session management, etc.
  • EPC can be composed of a Mobility Management Entity (MME) that provides functions such as mobility management and gateway selection, a Serving Gateway (S-GW) that provides functions such as data packet forwarding, and a PDN Gateway that provides functions such as terminal address allocation and rate control. (P-GW) composition.
  • MME Mobility Management Entity
  • S-GW Serving Gateway
  • PDN Gateway provides functions such as terminal address allocation and rate control.
  • MMS Multicast Broadcast Service
  • the core network may contain several new network elements to implement functions such as data packet forwarding, MBS session management, Q
  • the positioning coordinate system refers to the coordinate system used to describe the position information of the positioning reference point and the position information of the terminal.
  • the coordinate system may be a global coordinate system or a local coordinate system.
  • the default coordinate system or coordinate system combination refers to the coordinate system or coordinate system combination description provided for the position information description without interactive negotiation between different devices.
  • Existing positioning protocols basically do not provide a coordinate system for describing position information or a negotiation mechanism for a combination of multiple coordinate systems, and a position information can only be described by a single coordinate system.
  • the specified coordinate system or combination of coordinate systems refers to the coordinate system or combination of coordinate systems described for the location information after mutual negotiation between different devices.
  • the local coordinate system can be subdivided into: the local coordinate system based on the fixed position point; the local coordinate system based on the mobile position point; the local coordinate system based on the mobile terminal position point.
  • Figure 1 provides a positioning coordinate system negotiation method, which can be completed between the network device and the terminal, the positioning process shown in Figure 1 takes the LPP process as an example, as shown in Figure 1, the network The device can be a server, and the terminal can be a Target, as shown in Figure 1, the method includes the following steps:
  • the network device sends a first message (Request Capabilities (request capabilities) as shown in FIG. 1 ) to the terminal during the positioning process, and the first message is used to instruct the terminal to report the capability of the positioning coordinate system.
  • a first message Request Capabilities (request capabilities) as shown in FIG. 1
  • the above-mentioned ability to indicate the terminal to report the positioning coordinate system can be carried in the Common IEs Request Capabilities of Request Capabilities.
  • Request Capabilities of Request Capabilities can be carried in the Common IEs Request Capabilities of Request Capabilities.
  • it can also be added in other places, which will not be explained here.
  • the terminal sends a second message (Provide Capabilities (provide capabilities) as shown in FIG. 1 ) to the network device, where the second message includes: positioning coordinate system capabilities.
  • the negotiation of the positioning coordinate system capability between the terminal and the network device is realized, so that the terminal and the network device can support the use of multiple default positioning coordinate systems or specified positioning coordinate systems or multiple positioning Combination of coordinate systems, such as a positioning process and method using a global coordinate system or a combination of multiple global coordinate systems, a local coordinate system or a combination of multiple local coordinate systems, or a combination of mixed coordinate systems.
  • the combination of the above-mentioned mixed coordinate system may specifically include: a combination of a local coordinate system and a global coordinate system, such as a combination of a local coordinate system and multiple global coordinate systems, a combination of a local coordinate system and a global coordinate system, and a combination of multiple local coordinate systems Combination with a global coordinate system, combination of multiple coordinate systems and multiple coordinate systems, etc.
  • the positioning coordinate system capability may include: one or more of the following information: the positioning coordinate system capability, the positioning coordinate system conversion capability, and the designated or suggested positioning coordinate system capability.
  • the conversion capability of the coordinate system can be subdivided into: global coordinate system conversion to local coordinate system; global coordinate system conversion based on local coordinate system of fixed position points; global coordinate system conversion based on local coordinate system of mobile position points; global coordinate system conversion
  • One or more of the local coordinate systems based on the location point of the mobile terminal may specifically include:
  • the global coordinate system conversion is based on the local coordinate system of fixed position points
  • the global coordinate system conversion is based on the local coordinate system of the mobile location point
  • the global coordinate system conversion is based on the local coordinate system of the mobile terminal location point.
  • the local coordinate system based on the location point of the mobile terminal is converted into a global coordinate system.
  • the ability to convert the local coordinate system to the global coordinate system can be subdivided into: the conversion of the local coordinate system based on fixed location points to the global coordinate system; the conversion of the local coordinate system based on mobile location points to the global coordinate system; the local coordinate system based on mobile terminal location points
  • the coordinate system is converted to one or more of the global coordinate systems.
  • the local coordinate system (based on fixed position points) can be subdivided into:
  • the fixed location point has the location information of the global coordinate system
  • the local coordinate system (based on the mobile location point), which can be subdivided into:
  • the mobile location point has definite global coordinate system location information at certain time points;
  • the mobile position point has estimated global coordinate system position information at certain time points, such as position information estimated based on the last time point of the determined position and subsequent motion information;
  • the mobile location point has no global coordinate system location information
  • ii Possess the location information of the local coordinate system based on fixed location points
  • the mobile position point has determined local coordinate system position information based on the fixed position point;
  • the mobile location point has estimated local coordinate system location information based on the fixed location point, such as location information estimated based on the time point of the last determined location and subsequent motion information;
  • the mobile position point has no local coordinate system position information based on the fixed position point;
  • the local coordinate system (based on the location point of the mobile terminal), which can be further subdivided into:
  • the location of the mobile terminal has definite global coordinate system location information at certain points in time;
  • the location of the mobile terminal has estimated global coordinate system location information at certain time points, such as the location information estimated based on the last time point of the determined location and subsequent motion information;
  • the location point of the mobile terminal has no global coordinate system location information
  • ii Possess the location information of the local coordinate system based on fixed location points
  • the mobile terminal location point has determined local coordinate system location information based on the fixed location point;
  • the location point of the mobile terminal has estimated local coordinate system location information based on the fixed location point, such as the location information estimated according to the time point of the last determined location and the subsequent motion information;
  • the mobile terminal location point has no local coordinate system location information based on the fixed location point;
  • the mobile terminal location point has determined local coordinate system location information based on the mobile location point;
  • the mobile terminal location point has estimated location information based on the local coordinate system of the mobile location point, such as the location information estimated according to the time point of the last determined location and the subsequent motion information;
  • the mobile terminal location point has no local coordinate system location information based on the mobile location point;
  • the above specified or suggested positioning coordinate system capability may specifically be one or more local coordinate system capabilities supported by the terminal.
  • the local coordinate system can also be classified by other criteria, and the above conversion capability is also applicable to the conversion between local coordinate systems and between the local coordinate system and the global coordinate system after classification by other criteria.
  • each step can be independently a method for negotiating a positioning coordinate system on one side, for example, S11 can be independently a method for negotiating a positioning coordinate system on the network device side, and S12 can be independently a method for negotiating a positioning coordinate system on the terminal side The positioning coordinate system negotiation method for .
  • the above-mentioned first message may be different, for example, in the SUPL protocol, the above-mentioned first message may be a SUPL INIT message, and for another example, in the SS protocol, the above-mentioned first message may be a notification invoke message (notification call message).
  • the above-mentioned first message is only for illustration. In the actual positioning process, the specific expression form of the first message can be changed according to different positioning protocols, and details will not be repeated here.
  • the SUPL Agent provides its coordinate system capability and a list of coordinate systems expected to describe the position result, so that the SLP can decide whether its needs can be met, and the related MLP SLIR message and MLP Corresponding information needs to be added to the SLIA message, and then in the SUPL INIT message sent by the SLP to the terminal, the SLP should provide its coordinate system capability and a list of coordinate systems expected to describe the position result, and feed back to the SUPL POS of the SLP in the Target SET
  • the coordinate system capability of the Target SET is provided in the INIT message and the SUPL TRIGGERED START message to complete the positioning coordinate system capability handshake.
  • Figure 2 provides a positioning coordinate system negotiation method, which can be completed between the network device and the terminal, the positioning process shown in Figure 2 takes the LPP process as an example, as shown in Figure 2, the network The device can be a server, and the terminal can be a Target, as shown in Figure 2, the method includes the following steps:
  • the terminal sends a first request message (Provide Capabilities (provide capabilities) as shown in FIG. 2 ) to the network device, where the first message includes: the capability of positioning the coordinate system.
  • a first request message Provide Capabilities (provide capabilities) as shown in FIG. 2
  • the above-mentioned capability of positioning the coordinate system may specifically include one or more of the following information: capability of positioning the coordinate system, conversion capability of the positioning coordinate system, specified or suggested capability of positioning the coordinate system.
  • the above-mentioned first request message can be expressed in different forms.
  • the above-mentioned first request message can be Provide Capabilities, which can be specifically added in Common IEs Provide Capabilities of Provide Capabilities.
  • the ability of the bit coordinate system and/or the conversion ability of the positioning coordinate system of course, the ability of the bit coordinate system and/or the conversion ability of the positioning coordinate system can be added in other positions of Provide Capabilities, and the examples will not be illustrated here.
  • the above-mentioned first request message is only for illustration. In the actual positioning process, it may be replaced by other positioning messages.
  • the embodiment of the present application does not limit the specific expression form of the above-mentioned first request message.
  • the above first request message can also be: SUPL POS INIT message, SUPL TRIGGERED START or notification result message, taking SUPL TRIGGERED START as an example, the specific process can be: the terminal should send the SUPL START or SUPL
  • the TRIGGERED START message provides its coordinate system capabilities and the list of positioning coordinate systems expected to describe the positioning reference point and/or position results.
  • the terminal needs to add the coordinate system of SLP itself in the SUPL RESPONSE and SUPL TRIGGERED RESPONSE messages responding to SLP Capability information to complete the positioning coordinate system capability handshake.
  • FIG. 3 provides a positioning coordinate system negotiation method, which can be completed between network device 1 and network device 2.
  • the positioning process shown in FIG. 3 takes the LPPa process as an example, wherein network device 1 It can be a network device that is far away from the terminal device based on the logic of the network architecture, such as the core network device E-SMLC (Enhanced Service Mobile Location Center, Enhanced Service Mobile Location Center), and the network device 2 can be based on the logic of the network architecture. Closer to the terminal device network devices, such as access network devices (such as base stations). As shown in Figure 3, the network device 2 can be an eNB, and the network device 1 can be an E-SMLC. The above-mentioned network device 1 may change according to different names of the location server protocol.
  • E-SMLC Enhanced Service Mobile Location Center, Enhanced Service Mobile Location Center
  • the network device 1 shown in Figure 3 can use any one of the above location servers to replace the E-SMLC shown in Figure 3 , certainly because the agreement of basis is different, the title of corresponding first message also may be different, repeats no more here.As shown in Figure 3, this method comprises the steps:
  • the network device 1 sends a first message to the network device 2, where the first message is used to instruct the second network device to reply to the positioning coordinate system capability information of the second network device.
  • the above first message can be E-CID MEASUREMENT INITIATION REQUEST message, of course, in practical applications, you can also add E-CID MEASUREMENT INITIATION REQUEST message
  • the positioning coordinate system capability supported by the network device 2 (E-SMLC), of course, in practical applications, for example, in the LPPa process involved in the 4G OTDOA positioning method, the above-mentioned first message can be: OTDOA INFORMATION REQUEST message, in the OTDOA process
  • the first message may also be messages in other forms, which will not be described here one by one.
  • the network device 2 sends a second message to the network device 1, where the second message includes: the positioning coordinate system capability supported by the network device 2.
  • the above positioning coordinate system capability information includes one or more of the following information: positioning coordinate system capability, positioning coordinate system conversion capability, designated or suggested positioning coordinate system capability.
  • the above second message may specifically be: E-CID MEASUREMENT INITIATION RESPONSE message.
  • the above-mentioned second response message may be: OTDOA INFORMATION RESPONSE message, and the second message may also be other forms of messages, which will not be explained here.
  • the positioning coordinate system capability may include: one or more of the following information: the positioning coordinate system capability, the positioning coordinate system conversion capability, and the designated or suggested positioning coordinate system capability.
  • the positioning coordinate system capability may include: one or more of the following information: the positioning coordinate system capability, the positioning coordinate system conversion capability, and the designated or suggested positioning coordinate system capability.
  • the positioning coordinate system capability may include: one or more of the following information: the positioning coordinate system capability, the positioning coordinate system conversion capability, and the designated or suggested positioning coordinate system capability.
  • the positioning coordinate system capability may include: one or more of the following information: the positioning coordinate system capability, the positioning coordinate system conversion capability, and the designated or suggested positioning coordinate system capability.
  • each step can be independently a positioning coordinate system negotiation method on one side, for example, S31 can be independently a positioning coordinate system negotiation method on the network device 2 side, and S32 can be independently a network The positioning coordinate system negotiation method of device 1.
  • the method shown in Figure 3 realizes the negotiation of the positioning coordinate system between the network device 1 and the network device 2, so that the network device 1 and the network device 2 can support the combination of multiple default positioning coordinate systems or the specified positioning.
  • Coordinate system or a combination of multiple positioning coordinate systems such as using a global coordinate system or a combination of multiple global coordinate systems, using a local coordinate system or a combination of multiple local coordinate systems, and using a combination of mixed coordinate systems to describe the location information of the terminal and the location information of the positioning reference point.
  • the network device 1 may also directly send the first message including the positioning coordinate system capability of the network device 1 to the network device 2 without an instruction from the network device 2.
  • FIG. 5 provides a positioning coordinate system negotiation method, which can be completed between network device 1 and network device 2.
  • the positioning process shown in FIG. 5 takes the NR-related positioning method in NRPPa as an example,
  • network device 1 may be an access network device serving terminal devices, such as (NG-RAN node)
  • network device 2 may be a core network device serving terminal devices, such as LMF.
  • the method is shown in Figure 5 and includes the following steps:
  • the LMF sends a TRP INFORMATION REQUEST to the NG-RAN node.
  • the TRP INFORMATION REQUEST carries the positioning coordinate system capability supported by the LMF, and the position information of the positioning reference point expected to be fed back by the NG-RAN node and/or the position information of the terminal is described.
  • the positioning coordinate system ;
  • the NG-RAN node sends a TRP INFORMATION RESPONSE to the LMF.
  • the TRP INFORMATION RESPONSE carries the positioning coordinate system capability supported by the NG-RAN node or gNB, and can also directly contain the position information of the positioning reference point described by the positioning coordinate system expected by the LMF. and/or location information of the terminal.
  • Figure 6 is a 5G system terminal-terminated control plane immediate location request process, that is, the flow of 5GC-MT-LR, as shown in Figure 6, if the AF needs to obtain the location of the UE, it needs to be in S 1b- 1.
  • Nnef_Event Exposure_Subscribe notifies NEF of the positioning coordinate system type or combination of multiple positioning coordinate system types that it needs for UE location description, and the list of positioning coordinate system types that it can receive.
  • the above-mentioned combination of multiple coordinate system types may specifically include: a combination of multiple local coordinate systems, a combination of multiple global coordinate systems, or a combination of mixed coordinate systems.
  • the above information can be notified by NEF to HGMLC through S 1b-2.Ngmlc_Location_Provide Location Request (when roaming, H stands for Home); HGMLC can choose to notify VGMLC through S(Step)4.Ngmlc_Location_Provide Location Request; VGMLC can choose to notify through S5.Namf_Location_ProvidePositioningInfo Request AMF; and AMF can choose to notify the UE through S 7.NAS Location Notification Invoke Request; when UE receives the coordinate system information, it can choose to feedback the coordinate system that supports and does not support the indication through S 8.NAS Location Notification Return Result.
  • AMF can choose to notify LMF through S 11.Nlmf_Location_Determine Location Request to notify LMF of the coordinate system type used for positioning location description; LMF can choose to use S 13, Nlmf_Location_Determine Location Response feedback to use the desired positioning coordinate system type or a combination of multiple positioning coordinate system types
  • the described location information of the terminal is sent to the AMF; and then fed back to the AF through S22, S23, S24b-1 or S24b-2.
  • the b1/b2 of S1 and S24 in the process shown in Figure 6 above can also be replaced by 1a and 24a. If the initiator is LCS Client, the Le interface is used.
  • coordinate system transformation can be performed by any mentioned network element, so as to provide the position information of the terminal with the positioning coordinate system requested by AF or a combination of multiple positioning coordinate systems.
  • Fig. 7 is a deferred location request process of a terminal-terminated control plane in a 5G system, that is, the process of Deferred5GC-MT-LR.
  • the process shown in Fig. 7 can be obtained by a similar method as shown in Fig. 6
  • the location information of the terminal when the terminal triggers a certain positioning event (event).
  • Figure 8 is a process of immediate location request on the control plane initiated by a terminal in a 5G system, that is, the process of 5GC-MO-LR.
  • the process shown in Figure 8 can be obtained by a method similar to that shown in Figure 6 The location information of the terminal.
  • Figure 9 provides a method for negotiating the positioning coordinate system used to describe the position information of the positioning reference point in the positioning assistance data, this method can be completed between the network device and the terminal, as shown in Figure 9
  • the positioning process takes the LPP process as an example, as shown in Figure 9, the network device can be a server, and the terminal can be a Target, as shown in Figure 9, the method includes the following steps:
  • the terminal sends a first request message to the network device, where the first request message includes: the positioning coordinate system type used to describe the position information of the positioning reference point in the positioning assistance data required by the terminal.
  • the network device returns a first response message to the terminal, and the first response message includes: one or more positioning reference points provided in the positioning assistance data adopt a combination of multiple default positioning coordinate systems or a specified positioning coordinate system or multiple The position information described by the positioning coordinate system combination.
  • the aforementioned coordinate system type may specifically be a local coordinate system or a global coordinate system.
  • the above-mentioned first request message may be different, for example, in the LPP process, the above-mentioned first request message may be: Request Assistance Data, and the above-mentioned first response message may be: Provide Assistant Data, in practical applications, the above-mentioned first response message network device can send multiple times (for example, periodically send, the above-mentioned period can be determined by configuration, and will not be described here), as shown in S93 described in Figure 9, This embodiment of the present application does not limit the number of times the foregoing first response message is sent.
  • the coordinate system types describing multiple positioning reference points can be the same type of coordinate system, or different types of coordinate systems.
  • reference point 1 adopts coordinate system 1
  • reference point 2 is described by coordinate system 2; it can also be that reference point 1 and reference point 2 are both described by coordinate system 1.
  • the embodiment shown in Figure 9 implements the negotiation between the network device and the terminal to describe the type of coordinate system used to describe the location information of the positioning reference point in the negotiation positioning assistance data, and supports the negotiation between the terminal and the network device.
  • the above-mentioned first request message may be sent periodically, and its specific sending process may be referred to as shown in FIG. 10a and FIG. 10b.
  • Fig. 11a provides a network server active target to provide a positioning assistance data negotiation method for terminals using multiple or specific positioning coordinate systems to describe positioning reference points. This method can be completed between network devices and terminals, as shown in Fig.
  • the positioning process shown in 11a takes the LPP process as an example, as shown in Figure 11a, the network device can be a server, and the terminal can be a Target, as shown in Figure 11a, the method includes the following steps:
  • the network device sends a first positioning assistance data message to the terminal.
  • the above-mentioned first positioning assistance data message includes: position information described in one or more positioning reference points provided in the positioning assistance data using one or more positioning coordinate systems .
  • the aforementioned coordinate system types may specifically include: a global coordinate system or a local coordinate system.
  • the above-mentioned first positioning assistance data message may specifically be: Provide Assistance Data, for example, as shown in Figure 11b, the above-mentioned first positioning assistance data message may also be sent periodically, and the specific process is as follows Figure 11b shows.
  • the embodiment shown in Figure 11a and Figure 11b realizes the position information of the positioning reference point described by a specified coordinate system or a combination of multiple positioning coordinate systems through negotiation between the network device and the terminal, and supports the communication between the terminal and the network device. Use a specified coordinate system or a combination of multiple positioning coordinate systems to achieve positioning.
  • FIG. 12 provides a method for negotiating location information of a terminal, which can be completed between a first device and a second device, the first device is a terminal device, and the second device is a network device; Or the first device is a network device, and the second device is a terminal device; or the first device is a network device, and the second device is another network device.
  • the connection between the network device and the terminal is completed, such as
  • the positioning process shown in Figure 12 takes the LPP process as an example. As shown in Figure 12, the network device and the terminal are taken as an example.
  • the method comprises the steps:
  • the network device sends a first indication message to the terminal, where the first indication auxiliary data message includes: positioning coordinate system type information describing the position information of the terminal that needs to be provided by the terminal.
  • the terminal returns a second message (the feedback message of the first message, which may also be referred to as the first feedback message) to the network device.
  • the second message includes: a combination of multiple default positioning coordinate systems or a designated positioning coordinate system or The location information of the terminal described by the combination of various positioning coordinate systems.
  • the location information of the terminal is multiple, use the same positioning coordinate system to describe the location information of multiple terminals or use different positioning coordinate systems to describe the location information of the multiple terminals or multiple location information of the same terminal.
  • the above-mentioned first indication message may be different, for example, in the LPP process, the above-mentioned first request message may be: Request Location Information or SUPL INIT message, specifically, may In the Common IEs Request Location Information of Request Location Information, a new information element indicates the type of positioning coordinate system that the terminal needs to provide to describe the location information of the terminal.
  • the above-mentioned second message can be: Provide Location Information, SUPL START message, SUPL POS INIT message, SUPL TRIGGERED START message or SUPL REPORT message, in practical applications, the above-mentioned second message can be sent multiple times, as shown in Figure 12 S123 As shown, this embodiment of the present application does not limit the number of times the second message is sent.
  • the embodiment realizes the negotiation between the network device and the terminal to describe the position information of the terminal or a combination of multiple positioning coordinate systems, and supports the use of a specified positioning between the terminal and the network device.
  • the coordinate system or a combination of multiple positioning coordinate systems describes the position information of the terminal interacting between the network device and the terminal.
  • FIG. 13 provides a method for negotiating location information of a terminal, which can be completed between a network device and a terminal.
  • the positioning process shown in FIG. 13 takes the LPP process as an example.
  • the The network device can be a server, and the terminal can be a Target, as shown in Figure 12, the method includes the following steps:
  • the terminal sends a first message to the network device, where the first message includes: location information of the terminal described by using a combination of multiple default positioning coordinate systems or a specified positioning coordinate system or a combination of multiple positioning coordinate systems.
  • the location information of the terminal is multiple, use the same positioning coordinate system to describe the location information of multiple terminals or use different positioning coordinate systems to describe the location information of the multiple terminals or multiple location information of the same terminal.
  • the position information 1 is described by the coordinate system 1
  • the position information 2 is described by the coordinate system 2.
  • both the position information 1 and the position information 2 can be described by the coordinate system 1 or the coordinate system 2.
  • the above-mentioned first message can be different, for example, in the LPP process, the above-mentioned first message can be: Provide Location Information, specifically, it can be in Provide Location Information
  • Provide Location Information specifically, it can be in Provide Location Information
  • the description of the default multiple positioning coordinate system combinations or the specified positioning coordinate system or multiple positioning coordinate system combinations is added in the positioning result report.
  • the foregoing first message may be sent multiple times, as shown in S132 in FIG. 13 , and this embodiment of the present application does not limit the number of times the foregoing first message is sent.
  • the embodiment realizes the negotiation of the coordinate system type used to describe the location information of the terminal between the network device and the terminal, and supports the combination of multiple default positioning coordinate systems or the specified one between the terminal and the network device.
  • the positioning coordinate system or a combination of multiple positioning coordinate systems is described to provide the position information of the terminal.
  • FIG. 14 provides a method for providing location information of a positioning reference point. This method can be completed between network device 1 and network device 2.
  • network device 1 can be based on network architecture logic
  • the network device 2 can be a network device that is farther away from the terminal device based on the logic of the network architecture, such as a core network device, and the network device 2 can be E-SMLC (Enhanced Service Mobile Location Center)
  • the above-mentioned network device 2 may change according to different names of the location server protocol, for example, in the 5G core network, LMF (Location Management Function, location management function), in 2G or It is called SMLC (Service Mobile Location Center) in the 3G core network, and it is called SLP (SUPL Location Platform, secure user plane location platform or SLC) in the user plane (User Plane) or data plane (Data Plane) positioning.
  • SLP SUPL Location Platform, secure user plane location platform or SLC
  • the network device 1 sends a first message to the network device 2, where the first message includes: positioning coordinate system type information for indicating the position information of the positioning reference point requested by the first network device.
  • the network device 2 returns a first response message (also referred to as a second message) to the network device 1, the first response message includes: providing position information of one or more positioning reference points using one or more coordinates Location information for the description of the department type.
  • the aforementioned coordinate system type may be a local coordinate system type or a global coordinate system type.
  • first request message and first response message may be different, and this embodiment of the present application does not limit the specific expression forms and The number of transmissions.
  • the embodiment realizes a kind of positioning coordinate system or a combination of multiple positioning coordinate systems adopted by negotiating between the network device 1 and the network device 2 to describe the position information of the positioning reference point, and supports the terminal and the network.
  • a designated positioning coordinate system or a combination of multiple positioning coordinate systems is used between devices to realize the position information of the interactive positioning reference point.
  • the above S142 can also exist alone, that is, the network device 2 can directly send a message to the network device 1, and the message includes: providing one or more positioning reference points using default multiple Position information described by a combination of positioning coordinate systems or a specified positioning coordinate system or a combination of multiple positioning coordinate systems.
  • Figure 15 provides a method for negotiating terminal location information, which can be completed between network device 1 and network device 2, as shown in Figure 15, network device 1 can be a terminal device based on the logical distance of the network architecture Closer network devices, such as access network devices (base stations), network device 2 can be network devices that are far away from terminal devices based on network architecture logic, such as core network devices, and network device 2 can be E-SMLC (Enhanced Service Mobile Location Center, enhanced service mobile positioning center), the above-mentioned network device 2 may change according to different names of the positioning server protocol, for example, it becomes LMF in the 5G core network, and is called SMLC (Service Mobile Location Center) in the 2G or 3G core network , service mobile positioning center), called SLP (SUPL Location Platform, secure user plane positioning platform or SLC (SUPL Location Center, secure user plane positioning center) in user plane (User Plane) or data plane (Data Plane) positioning, As shown in Figure 15, the method includes the following steps:
  • the network device 2 sends a first indication message to the network device 1, where the first indication message includes: the positioning coordinate system type that needs to be provided to describe the position information of the terminal.
  • the network device 1 returns a second message to the network device 2, and the second message includes: the position information of the terminal described by using a default combination of multiple positioning coordinate systems or a specified positioning coordinate system or multiple positioning coordinate systems.
  • the above-mentioned first request message and second message may be different, and this embodiment of the present application does not limit the specific form and sending times of the above-mentioned first request message and second message .
  • the embodiment realizes the negotiation between network device 1 and network device 2 to describe the location information of the terminal, and adopts a combination of multiple positioning coordinate systems by default or a specified local positioning coordinate system or multiple positioning
  • the coordinate system combination supports the interaction of the terminal's location information between the terminal and the network device by using a default combination of multiple positioning coordinate systems or a specified local positioning coordinate system or a combination of multiple positioning coordinate systems.
  • the above S152 can also exist alone, that is, the network device 1 can directly send a message to the network device 2, and the message includes: a combination of multiple default positioning coordinate systems or a specified one The location information of the terminal described by the local positioning coordinate system or a combination of multiple positioning coordinate systems.
  • FIG. 16 is a terminal 160 provided by an embodiment of the present application.
  • the terminal 160 includes a processor 1601 , a memory 1602 and a communication interface 1603 . connect.
  • Memory 1602 includes, but is not limited to, random access memory (random access memory, RAM), read-only memory (read-only memory, ROM), erasable programmable read-only memory (erasable programmable read only memory, EPROM), or Portable read-only memory (compact disc read-only memory, CD-ROM), the memory 1602 is used for related computer programs and data.
  • the communication interface 1603 is used to receive and send data.
  • the processor 1601 may be one or more central processing units (central processing unit, CPU).
  • CPU central processing unit
  • the CPU may be a single-core CPU or a multi-core CPU.
  • the processor 1601 in the terminal 160 is used to read the computer program code stored in the memory 1602, and execute the computer program code as shown in FIG. 1, FIG. 2, FIG. 9, FIG. The technical scheme and detailed scheme of the method shown in 13.
  • the network device may specifically be an access network device, a core network device, or an Internet device, and the like, and the network device is used to execute the method of the network device in any of the above methods.
  • the electronic device includes hardware structures and/or software modules corresponding to each function.
  • the present application can be implemented in the form of hardware or a combination of hardware and computer software. Whether a certain function is executed by hardware or computer software drives hardware depends on the specific application and design constraints of the technical solution. A skilled artisan may use different methods to implement the described functions for each specific application, but such implementation should not be regarded as exceeding the scope of the present application.
  • the embodiment of the present application may divide the electronic device into functional units according to the above method example, for example, each functional unit may be divided corresponding to each function, or two or more functions may be integrated into one processing unit.
  • the above-mentioned integrated units can be implemented in the form of hardware or in the form of software functional units. It should be noted that the division of units in the embodiment of the present application is schematic, and is only a logical function division, and there may be another division manner in actual implementation.
  • An embodiment of the present application also provides a computer storage medium, wherein the computer storage medium stores a computer program for electronic data exchange, and the computer program enables the computer to execute some or all of the steps of any method described in the above method embodiments , the above-mentioned computer includes electronic equipment.
  • An embodiment of the present application also provides a computer program product, the computer program product includes a non-transitory computer-readable storage medium storing a computer program, and the computer program is operable to enable the computer to execute any one of the methods described in the above method embodiments. Some or all steps of the method.
  • the computer program product may be a software installation package, and the computer includes electronic equipment.
  • the disclosed device can be implemented in other ways.
  • the device embodiments described above are only illustrative.
  • the division of the above units is only a logical function division.
  • there may be other division methods for example, multiple units or components can be combined or integrated. to another system, or some features may be ignored, or not implemented.
  • the mutual coupling or direct coupling or communication connection shown or discussed may be through some interfaces, and the indirect coupling or communication connection of devices or units may be in electrical or other forms.
  • the units described above as separate components may or may not be physically separated, and the components displayed as units may or may not be physical units, that is, they may be located in one place, or may be distributed to multiple network units. Part or all of the units can be selected according to actual needs to achieve the purpose of the solution of this embodiment.
  • each functional unit in each embodiment of the present application may be integrated into one processing unit, each unit may exist separately physically, or two or more units may be integrated into one unit.
  • the above-mentioned integrated units can be implemented in the form of hardware or in the form of software functional units.
  • the above-mentioned integrated units are realized in the form of software function units and sold or used as independent products, they can be stored in a computer-readable memory.
  • the technical solution of the present application is essentially or part of the contribution to the prior art, or all or part of the technical solution can be embodied in the form of a software product, and the computer software product is stored in a memory.
  • a computer device which may be a personal computer, server or network device, etc.
  • the aforementioned memory includes: various media that can store program codes such as U disk, read-only memory (ROM, Read-Only Memory), random access memory (RAM, Random Access Memory), mobile hard disk, magnetic disk or optical disk.

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Abstract

本申请实施例公开了一种定位坐标系协商方法及相关产品，所述方法包括：终端和网络设备之间，以及网络设备和网络设备之间协商定位坐标系能力；并采用多种坐标系组合或一种本地坐标系描述在定位辅助信息中的定位参考点的位置信息和终端的位置信息。本申请提供的技术方案具有完善了终端和网络设备之间，以及网络设备和网络设备之间采用多种坐标系进行定位操作和提供位置服务的优点。

Description

一种定位坐标系的协商方法及相关产品 技术领域
本申请涉及通信技术领域，具体涉及一种定位坐标系的协商方法及相关产品。
背景技术
定位是指通过特定的定位技术来获取移动手机或终端用户的位置信息，现有的定位协议中，仅支持采用默认的单个坐标系描述坐标位置的方法，而对于采用默认的多种坐标系组合或者指定的单种坐标系或多种坐标系组合描述终端的位置信息和定位参考点的位置信息则没有提供足够有效的方法，影响了位置服务提供的效果。
发明内容
本申请实施例提供了一种定位坐标系的协商方法及相关产品，其具有实现不同设备之间交互协商采用默认的多种坐标系组合或者指定的单种坐标系或多种坐标系组合，如采用一种全球坐标系或多种全球坐标系组合、或者采用一种本地坐标系或多种本地坐标系组合、或者采用混合坐标系组合描述终端的位置信息和定位参考点的位置信息的方法，提高了定位的效果。
第一方面，提供一种定位坐标系协商方法，所述方法包括：
网络设备在定位过程中向终端发送第一消息，所述第一消息用于指示终端上报定位坐标系能力信息。
第二方面，提供一种定位坐标系协商方法，所述方法包括：
终端接收网络设备发送的第一消息，所述第一消息用于指示终端上报定位坐标系能力信息；
依据所述第一消息的指示向所述网络设备发送第二消息，所述第二消息包括：定位坐标系能力信息。
第三方面，提供一种定位坐标系协商方法，所述方法包括：
终端向网络设备发送第一消息，所述第一消息包括：定位坐标系能力信息。
第四方面，提供一种定位坐标系协商方法，所述方法包括：
第一网络设备向第二网络设备发送第一消息，所述第一消息用于指示第二网络设备答复其定位坐标系能力信息。
第一网络设备接收第一网络设备发送第二消息，所述第二消息包括：定位坐标系能力信息。
第五方面，提供一种定位坐标系协商方法，所述方法包括：
第二网络设备接收第一网络设备发送的第一消息，所述第一消息携带第一网络设备的定位坐标系能力。
第六方面，提供一种定位辅助数据协商方法，所述方法包括：
终端向网络设备发送第一请求消息，所述第一请求消息包括：终端请求的定位辅助数据中用于描述定位参考点的位置信息的定位坐标系类型信息；
终端接收网络设备下发的第一响应消息，所述第一响应消息包括：定位辅助数据中提供一个或多个定位参考点的采用默认的多种坐标系组合或者指定的单种坐标系或多种坐标系组合，如采用一种全球坐标系或多种全球坐标系组合、或者采用一种本地坐标系或多种本地坐标系组合、或者采用一种或多种全球坐标系和一种或多种本地坐标系组合描述的位置信息。
第七方面，提供一种定位辅助数据协商方法，所述方法包括：
网络设备接收终端发送的第一请求消息，所述第一请求消息包括：终端请求的定位辅助数据中用于描述定位参考点的位置信息的定位坐标系类型信息；
网络设备向终端下发第一响应消息，所述第一响应消息包括：定位辅助数据中提供一个或多个定位参考点的采用默认的多种坐标系组合或者指定的单种坐标系或多种坐标系组合，如采用一种全球坐标系或多种全球坐标系组合、或者采用一种本地坐标系或多种本地坐标系组合、或者采用一种或多种全球坐标系和一种或多种本地坐标系组合描述的位置信息。
第八方面，提供一种定位辅助数据协商方法，所述方法包括步骤：
终端向网络设备发送第一请求消息，所述第一请求消息包括：终端需要的定位辅助数据中用于描述定位参考点的位置信息的定位坐标系类型信息；
网络设备向所述终端返回第一响应消息。
第九方面，提供一种定位辅助数据协商方法，所述方法包括：
网络设备接收终端发送的第一请求消息，所述第一请求消息包括：终端请求的定位辅助数据中用于描述定位参考点的位置信息的定位坐标系类型信息；
网络设备向终端下发第一响应消息，所述第一响应消息包括：定位辅助数据中提供一个或多个定位参考点的采用默认的多种坐标系组合或者指定的单种坐标系或多种坐标系组合，如采用一种全球坐标系或多种全球坐标系组合、或者采用一种本地坐标系或多种本地坐标系组合、或者采用一种或多种全球坐标系和一种或多种本地坐标系组合描述的位置信息。
第十方面，提供一种定位辅助数据协商方法，所述方法包括：
终端接收网络设备下发的第一定位辅助数据消息，所述第一定位辅助数据消息包括：定位辅助数据中提供一个或多个定位参考点的采用默认的多种坐标系组合或者指定的单种 坐标系或多种坐标系组合，如采用一种全球坐标系或多种全球坐标系组合、或者采用一种本地坐标系或多种本地坐标系组合、或者采用一种或多种全球坐标系和一种或多种本地坐标系组合描述的位置信息。
第十一方面，提供一种定位参考点的位置信息的提供方法，所述方法包括：
第一网络设备向第二网络设备发送第一消息，所述第一消息用于指示第一网络设备请求的用于描述定位参考点的位置信息的定位坐标系类型信息；
第一网络设备接收第二网络设备发送第二消息，所述第二消息用于提供一个或多个定位参考点的采用默认的多种坐标系组合或者指定的单种坐标系或多种坐标系组合，如采用一种全球坐标系或多种全球坐标系组合、或者采用一种本地坐标系或多种本地坐标系组合、或者采用一种或多种全球坐标系和一种或多种本地坐标系组合描述的位置信息。
第十二方面，提供一种定位辅助数据协商方法，所述方法包括：
终端接收网络设备下发的第一定位辅助数据消息，所述第一定位辅助数据消息包括：定位辅助数据中提供一个或多个定位参考点的采用默认的多种坐标系组合或者指定的单种坐标系或多种坐标系组合，如采用一种全球坐标系或多种全球坐标系组合、或者采用一种本地坐标系或多种本地坐标系组合、或者采用一种或多种全球坐标系和一种或多种本地坐标系组合描述的位置信息。
第十三方面，提供一种定位辅助数据协商方法，其特征在于，所述方法包括：
网络设备向终端下发第一定位辅助数据消息，所述第一定位辅助数据消息包括：定位辅助数据中提供一个或多个定位参考点的采用默认的多种坐标系组合或者指定的单种坐标系或多种坐标系组合，如采用一种全球坐标系或多种全球坐标系组合、或者采用一种本地坐标系或多种本地坐标系组合、或者采用一种或多种全球坐标系和一种或多种本地坐标系组合描述的位置信息。
第十四方面，提供一种定位参考点的位置信息的提供方法，所述方法包括：
第一网络设备向第二网络设备发送第一消息，所述第一消息用于指示第一网络设备请求的用于描述定位参考点的位置信息的定位坐标系类型信息；
第一网络设备接收第二网络设备发送第二消息，所述第二消息用于提供一个或多个定位参考点的采用默认的多种坐标系组合或者指定的单种坐标系或多种坐标系组合，如采用一种全球坐标系或多种全球坐标系组合、或者采用一种本地坐标系或多种本地坐标系组合、或者采用一种或多种全球坐标系和一种或多种本地坐标系组合描述的位置信息。
第十五方面，提供一种定位参考点的位置信息的提供方法，所述方法包括：
第二网络设备向第一网络设备发送第一消息，所述第一消息用于提供一个或多个定位参考点的采用默认的多种坐标系组合或者指定的单种坐标系或多种坐标系组合，如采用一 种全球坐标系或多种全球坐标系组合、或者采用一种本地坐标系或多种本地坐标系组合、或者采用一种或多种全球坐标系和一种或多种本地坐标系组合描述的位置信息。
第十六方面，提供一种终端的位置信息协商方法，所述方法包括：
第一设备接收由第二设备向其发送的第一指示消息，所述第一指示消息包括：终端需要提供的描述终端的位置信息的定位坐标系类型信息；
第一设备向第二设备发送第一反馈消息，所述第一反馈消息包括：采用默认的多种坐标系组合或者指定的单种坐标系或多种坐标系组合，如采用一种全球坐标系或多种全球坐标系组合、或者采用一种本地坐标系或多种本地坐标系组合、或者采用一种或多种全球坐标系和一种或多种本地坐标系组合描述的终端的位置信息。
第十七方面，提供一种终端的位置信息协商方法，所述方法包括：
终端向网络设备发送第一消息，所述第一消息包括：采用默认的多种坐标系组合或者指定的单种坐标系或多种坐标系组合，如采用一种全球坐标系或多种全球坐标系组合、或者采用一种本地坐标系或多种本地坐标系组合、或者采用一种或多种全球坐标系和一种或多种本地坐标系组合描述的终端的位置信息。
第十八方面，提供一种终端的位置信息协商方法，所述方法包括：
网络设备接收终端发送的第一消息，所述第一消息包括：采用默认的多种坐标系组合或者指定的单种坐标系或多种坐标系组合，如采用一种全球坐标系或多种全球坐标系组合、或者采用一种本地坐标系或多种本地坐标系组合、或者采用一种或多种全球坐标系和一种或多种本地坐标系组合描述的终端的位置信息。
第十九方面，提供一种终端的位置信息协商方法，所述方法包括步骤：
第二网络设备向第一网络设备发送第一指示消息，所述第一指示消息包括：需要提供的描述终端的位置信息的定位坐标系类型信息；
第二网络设备接收第一网络设备返回的第二消息，所述第二消息包括：采用默认的多种坐标系组合或者指定的单种坐标系或多种坐标系组合，如采用一种全球坐标系或多种全球坐标系组合、或者采用一种本地坐标系或多种本地坐标系组合、或者采用一种或多种全球坐标系和一种或多种本地坐标系组合描述的终端的位置信息。
第二十方面，提供一种终端，所述终端用于执行第二方面、第三方面、第六方面、第八方面、第十方面、第十二方面、第十四方面、第十六方面或第十七方面提供的方法。
第二十一方面，提供一种网络设备，所述网络设备用于执行第一方面、第四方面、第五方面、第七方面、第九方面、第十一方面、第十三方面、第十四方面、第十五方面、第十六方面、第十八方面或第十九方面提供的方法。
第二十二方面，本申请实施例提供了一种计算机可读存储介质，其中，上述计算机可 读存储介质存储用于电子数据交换的计算机程序，其中，上述计算机程序使得计算机执行如本申请实施例任意一方面中所描述的部分或全部步骤。
第二十三方面，本申请实施例提供了一种计算机程序产品，其中，上述计算机程序产品包括存储了计算机程序的非瞬时性计算机可读存储介质，上述计算机程序可操作来使计算机执行如本申请实施例任意一方面中所描述的部分或全部步骤。该计算机程序产品可以为一个软件安装包。
可以看出，本申请提供的技术方案实现了终端和网络设备之间，以及网络设备和网络设备之间定位坐标系能力的协商、描述终端的位置信息的定位坐标系协商和定位辅助数据中用于描述定位参考点的位置信息的定位坐标系的协商，使得终端和网络设备之间，以及网络设备与网络设备之间可以实现对采用默认的多种坐标系组合或者指定的单种坐标系或多种坐标系组合，如采用一种全球坐标系或多种全球坐标系组合、采用一种本地坐标系或多种本地坐标系组合、采用一种或多种全球坐标系和一种或多种本地坐标系组合描述终端的位置信息和定位参考点的位置信息的方法的支持。
附图说明
为了更清楚地说明本申请实施例或现有技术中的技术方案，下面将对实施例或现有技术描述中所需要使用的附图作简单地介绍，显而易见地，下面描述中的附图仅仅是本申请的一些实施例，对于本领域普通技术人员来讲，在不付出创造性劳动的前提下，还可以根据这些附图获得其他的附图。
图1是一种定位坐标系能力信息协商方法的示意图；
图2是本申请实施例提供的另一种定位坐标系能力信息协商方法的流程示意图；
图3是本申请实施例提供的一种基于4G的LPPa协议的eNB和E-SMLC等网络设备的描述定位参考点的位置信息的指定的或默认的定位坐标系或多种定位坐标系组合的协商方法的流程示意图；
图4是本申请实施例提供的一种基于4G的OTDOA定位方法中eNB和E-SMLC等网络设备的描述定位参考点的位置信息的指定的或默认的定位坐标系或多种定位坐标系组合的协商方法的流程示意图；
图5是本申请实施例提供的一种基于5G的NRPPa协议的NG-RAN node和LMF等网络设备的描述定位参考点的位置信息的指定的或默认的定位坐标系或多种定位坐标系组合 的协商方法的流程示意图；
图6为本申请实施例提供的一种5G系统中终端终止的控制面立即位置请求过程(即5GC-MT-LR)的流程示意图；
图7为本申请实施例提供的一种5G系统中终端终止的控制面推迟位置请求过程(即Deferred 5GC-MT-LR)的流程示意图；
图8为本申请实施例提供的一种5G系统中终端发起的控制面立即位置请求过程(即5GC-MO-LR)的流程示意图；
图9为本申请实施例提供的一种协商在定位辅助数据中用于描述定位参考点的位置信息的指定的或默认的定位坐标系或多种定位坐标系组合的方法的流程示意图；
图10a为本申请实施例提供的一种周期性发送定位辅助数据请求消息用于协商描述定位参考点的位置信息的指定的或默认的定位坐标系或多种定位坐标系组合的流程示意图；
图10b为本申请实施例提供一种在周期性发送定位辅助数据请求消息的流程中目标终端主动在非周期时间点请求协商描述定位参考点的位置信息的指定的或默认的定位坐标系或多种定位坐标系组合的的流程示意图；
图11a为本申请实施例提供的一种网络服务器主动目标为终端提供采用指定的或默认的定位坐标系或多种定位坐标系组合描述定位参考点的定位辅助数据协商方法的流程示意图；
图11b为本申请实施例提供的一种网络服务器主动为目标终端周期性的提供采用指定的或默认的定位坐标系或多种定位坐标系组合描述定位参考点的定位辅助数据协商方法的流程示意图；
图12为本申请实施例提供的一种采用指定的或默认的定位坐标系或多种定位坐标系组合描述终端的位置信息的定位坐标系协商方法的流程示意图；
图13为本申请实施例提供的一种目标终端主动采用指定的或默认的定位坐标系或多种定位坐标系组合用于描述终端的位置信息的方法的流程示意图；
图14为本申请实施例提供的一种在网络设备之间提供采用指定的或默认的定位坐标系或多种定位坐标系组合描述定位参考点的定位辅助数据协商方法的流程示意图；
图15为本申请实施例提供的一种在网络设备之间协商提供采用指定的或默认的定位坐标系或多种定位坐标系组合描述终端的位置信息的定位坐标系协商方法的流程示意图；
图16是本申请实施例提供的一种终端的硬件结构示意图。
具体实施方式
下面结合本申请实施例中的附图对本申请实施例进行描述。
本申请中术语“和/或”，仅仅是一种描述关联对象的关联关系，表示可以存在三种关系，例如，A和/或B，可以表示：单独存在A，同时存在A和B，单独存在B这三种情况。另外，本文中字符“/”，表示前后关联对象是一种“或”的关系。
本申请实施例中出现的“多个”是指两个或两个以上。本申请实施例中出现的第一、第二等描述，仅作示意与区分描述对象之用，没有次序之分，也不表示本申请实施例中对设备个数的特别限定，不能构成对本申请实施例的任何限制。本申请实施例中出现的“连接”是指直接连接或者间接连接等各种连接方式，以实现设备间的通信，本申请实施例对此不做任何限定。
终端设备。本申请实施例的终端设备是一种具有无线通信功能的设备，可以称为终端(terminal)、目标终端(Target)、用户设备(user equipment，UE)、移动台(mobile station，MS)、移动终端(mobile terminal，MT)、接入终端设备、车载终端设备、工业控制终端设备、UE单元、UE站、移动站、远方站、远程终端设备、移动设备、UE终端设备、无线通信设备、UE代理或UE装置等。终端设备可以是固定的或者移动的。需要说明的是，终端设备可以支持至少一种无线通信技术，例如LTE、新空口(new radio，NR)等。例如，终端设备可以是手机(mobile phone)、平板电脑(pad)、台式机、笔记本电脑、一体机、车载终端、虚拟现实(virtual reality，VR)终端设备、增强现实(augmented reality，AR)终端设备、工业控制(industrial control)中的无线终端、无人驾驶(self driving)中的无线终端、远程手术(remote medical surgery)中的无线终端、智能电网(smart grid)中的无线终端、运输安全(transportation safety)中的无线终端、智慧城市(smart city)中的无线终端、智慧家庭(smart home)中的无线终端、蜂窝电话、无绳电话、会话启动协议(session initiation protocol，SIP)电话、无线本地环路(wireless local loop，WLL)站、个人数字助理(personal digital assistant，PDA)、具有无线通信功能的手持设备、计算设备或连接到无线调制解调器的其它处理设备、可穿戴设备、未来移动通信网络中的终端设备或者未来演进的公共移动陆地网络(public land mobile network，PLMN)中的终端设备等。在本申请的一些实施例中，终端设备还可以是具有收发功能的装置，例如芯片系统。其中，芯片系统可以包括芯片，还可以包括其它分立器件。
接入网设备。本申请实施例中接入网设备是一种为终端设备提供无线通信功能的设备， 也可称之为无线接入网(radio access network，RAN)设备、或接入网网元等。其中，接入网设备可以支持至少一种无线通信技术，例如LTE、NR等。示例的，接入网设备包括但不限于：第五代移动通信系统(5th-generation，5G)中的下一代节点B(next generation node B，gNB)、下一代演进型节点B(next generation evolved node B，ng-eNB)、演进型节点B(evolved node B，eNB)、无线网络控制器(radio network controller，RNC)、节点B(node B，NB)、基站控制器(base station controller，BSC)、基站收发台(base transceiver station，BTS)、家庭基站(例如，home evolved node B、或home node B，HNB)、基带单元(baseband unit，BBU)、收发点(transmitting and receiving point，TRP)、发射点(transmitting point，TP)、移动交换中心等。网络设备还可以是云无线接入网络(cloud radio access network，CRAN)场景下的无线控制器、集中单元(centralized unit，CU)、和/或分布单元(distributed unit，DU)，或者接入网设备可以为中继站、接入点、车载设备、终端设备、可穿戴设备以及未来移动通信中的接入网设备或者未来演进的PLMN中的接入网设备等。在一些实施例中，接入网设备还可以为具有为终端设备提供无线通信功能的装置，例如芯片系统。示例的，芯片系统可以包括芯片，还可以包括其它分立器件。
在一些实施例中，接入网设备还可以与互联网协议(Internet Protocol，IP)网络进行通信，例如因特网(internet)，私有的IP网，或其他数据网等。
核心网设备。本申请实施例核心网设备部署在核心网中，又可以称之为核心网网元等。例如，核心网控制面网元或核心网用户面网元。本申请实施例的核心网可以是演进型分组核心网(Evolved Packet Core，EPC)、5G核心网(5G Core Network)，还可以是未来通信系统中的新型核心网。例如，5G核心网由一组网元组成，并实现移动性管理等功能的接入和移动性管理功能(Access and Mobility Management Function，AMF)、提供数据包路由转发和QoS(Quality of Service)管理等功能的用户面功能(User Plane Function,UPF)、提供会话管理、IP地址分配和管理等功能的会话管理功能(Session Management Function，SMF)等。EPC可由提供移动性管理、网关选择等功能的移动管理实体(Mobility Management Entity，MME)、提供数据包转发等功能的Serving Gateway(S-GW)、提供终端地址分配、速率控制等功能的PDN Gateway(P-GW)组成。对于多播广播业务(Multicast Broadcast Service，MBS)，核心网中可包含若干新的网元，来实现数据包的转发、MBS会话管理、QoS管理、传输模式切换等功能。另一种方式是所述功能可以由现有的核心网网元来实现。
定位坐标系是指用于描述定位参考点的位置信息，以及描述终端的位置信息的坐标系。 所述坐标系可以是全球坐标系，也可以是本地坐标系。
默认的坐标系或坐标系组合是指未经不同设备交互协商，便为位置信息描述提供的坐标系或坐标系组合描述。现有的定位协议基本上没有提供用于描述位置信息的坐标系或者多种坐标系组合的协商机制，而且一个位置信息也只能用单一的坐标系进行描述。而指定的坐标系或坐标系组合是指经过不同设备交互协商后，为位置信息描述的坐标系或坐标系组合描述。
本地坐标系，根据基于的位置点可以再细分为：基于固定位置点的本地坐标系；基于移动位置点的本地坐标系；基于移动终端位置点的的本地坐标系。
全球坐标系如下表格的几种举例(如表1所示)，一般与支持的全球定位卫星系统应用的坐标系相同。
表1：
Reference Systems Ellipsoid fl(m) 1/f
WGS 84 WGS 84 6378137.0 298.257223563
NAD 83 GRS 80 6378137.0 298.257222101
NAD 27 Clarke 1866 6378206.4 294.9786982
参阅图1，图1提供了一种定位坐标系协商方法，该方法可以由网络设备与终端之间完成，如图1所示的定位过程以LPP过程为例，如图1所示，该网络设备可以为server，该终端可以为Target，如图1所示，该方法包括如下步骤：
S11、网络设备在定位过程中向终端发送第一消息(如图1所示的Request Capabilities(请求能力))，该第一消息用于指示终端上报定位坐标系能力。
示例的，以LPP过程为例，上述指示终端上报定位坐标系能力可以携带在Request Capabilities的Common IEs Request Capabilities中，当然在实际应用中，还可以添加在其他位置，这里不一一说明。
S12、终端向网络设备发送第二消息(如图1所示的Provide Capabilities(提供能力))，该第二消息包括：定位坐标系能力。
如图1所示的方式实现了终端与网络设备之间定位坐标系能力的协商，使得终端与网络设备之间可以实现支持采用默认的多种定位坐标系或指定的定位坐标系或多种定位坐标系组合，如采用一种全球坐标系或多种全球坐标系组合、采用一种本地坐标系或多种本地坐标系组合、采用混合坐标系组合的定位过程和方法。上述混合坐标系组合具体可以包括：本地坐标系和全球坐标系组合，例如一种本地坐标系和多种全球坐标系组合，一种本地坐标系和一种全球坐标系组合，多种本地坐标系和一种全球坐标系组合，多种坐标系和多种坐标系组合等等。
示例的，上述定位坐标系能力可以包括：包括以下信息的一种或多种：定位坐标系的能力、定位坐标系的转换能力、指定或建议的定位坐标系能力。
坐标系的转换能力细分可以分为：全球坐标系转换为本地坐标系；全球坐标系转换基于固定位置点的本地坐标系；全球坐标系转换基于移动位置点的本地坐标系；全球坐标系转换基于移动终端位置点的本地坐标系中的一种或多种，具体可以包括：
全球坐标系转换为本地坐标系；
全球坐标系转换基于固定位置点的本地坐标系；
全球坐标系转换基于移动位置点的本地坐标系；
全球坐标系转换基于移动终端位置点的本地坐标系。
本地坐标系转换为全球坐标系；
基于固定位置点的本地坐标系转换为全球坐标系；
基于移动位置点的本地坐标系转换为全球坐标系；
基于移动终端位置点的本地坐标系转换为全球坐标系。
本地坐标系转换为全球坐标系的能力可以细分为：基于固定位置点的本地坐标系转换为全球坐标系；基于移动位置点的本地坐标系转换为全球坐标系；基于移动终端位置点的本地坐标系转换为全球坐标系中的一种或多种。
a、本地坐标系(基于固定位置点)，可以再细分为：
i.固定位置点有全球坐标系位置信息；
ii.固定位置点没有全球坐标系位置信息；
b、本地坐标系(基于移动位置点)，可以再细分为：
i.具备全球坐标系位置信息情况；
a)移动位置点在某些时间点上有确定的全球坐标系位置信息；
b)移动位置点在某些时间点上有估计的全球坐标系位置信息，比如根据上个确定位置的时间点和之后运动信息估计的位置信息；
c)移动位置点没有全球坐标系位置信息；
ii.具备基于固定位置点的本地坐标系位置信息情况；
a)移动位置点具有确定的基于固定位置点的本地坐标系位置信息；
b)移动位置点具有估计的基于固定位置点的本地坐标系位置信息，比如根据上个确定位置的时间点和之后运动信息估计的位置信息；
c)移动位置点没有基于固定位置点的本地坐标系位置信息；
iii.具备全球坐标系位置信息与具备基于固定位置点的本地坐标系位置信息的各种组合情况；
c、本地坐标系(基于移动终端位置点)，可以再细分为：
i.具备全球坐标系位置信息情况；
a)移动终端位置点在某些时间点上有确定的全球坐标系位置信息；
b)移动终端位置点在某些时间点上有估计的全球坐标系位置信息，比如根据上个确定位置的时间点和之后运动信息估计的位置信息；
c)移动终端位置点没有全球坐标系位置信息；
ii.具备基于固定位置点的本地坐标系位置信息情况；
a)移动终端位置点具有确定的基于固定位置点的本地坐标系位置信息；
b)移动终端位置点具有估计的基于固定位置点的本地坐标系位置信息，比如根据上个确定位置的时间点和之后运动信息估计的位置信息；
c)移动终端位置点没有基于固定位置点的本地坐标系位置信息；
iii.具备基于移动位置点的本地坐标系位置信息情况；
a)移动终端位置点具有确定的基于移动位置点的本地坐标系位置信息；
b)移动终端位置点具有估计的基于移动位置点的本地坐标系位置信息，比如根据上个确定位置的时间点和之后运动信息估计的位置信息；
c)移动终端位置点没有基于移动位置点的本地坐标系位置信息；
iv.具备全球坐标系位置信息与具备基于固定/移动位置点的定位坐标系位置信息的各种组合情况。
示例的，上述指定或建议的定位坐标系能力具体可以为，终端支持的一种或多种本地坐标系能力。
本地坐标系还可以以其他准则进行分类，以上转换能力也适用于以其他准则进行分类之后的本地坐标系之间与本地坐标系和全球坐标系之间的转换。
如图1所示的方法的流程图中，每个步骤都可以单独成为一侧的定位坐标系协商方法，例如，S11可以单独成为网络设备侧的定位坐标系协商方法，S12可以单独成为终端侧的定位坐标系协商方法。
示例的，对于不同定位协议的定位过程，上述第一消息可以不同，例如，在SUPL协议中，上述第一消息可以为SUPL INIT消息，又如，在SS协议中，上述第一消息可以为notification invoke message(通知调用消息)。上述第一消息仅仅是为了举例说明，在实际定位过程中，可以依据不同的定位协议更换第一消息的具体表现形式，这里不再赘述。
以SUPL INIT消息为例，其具体的流程可以包括：由SUPL Agent提供其坐标系能力和期待用于描述位置结果的坐标系清单，以便SLP决定是否可以满足其需求，相关的MLP SLIR消息和MLP SLIA消息中需要增加相应的信息，然后在SLP发给终端的SUPL INIT消息中，SLP应该其中提供其坐标系能力和期待用于描述位置结果的坐标系清单，在Target SET反馈给SLP的SUPL POS INIT消息和SUPL TRIGGERED START消息中提供Target SET的坐标系能力，以完成定位坐标系能力握手。
参阅图2，图2提供了一种定位坐标系协商方法，该方法可以由网络设备与终端之间完成，如图2所示的定位过程以LPP过程为例，如图2所示，该网络设备可以为server，该终端可以为Target，如图2所示，该方法包括如下步骤：
S21、终端向网络设备发送第一请求消息(如图2所示的Provide Capabilities(提供能力))，该第一消息包括：定位坐标系的能力。
示例的，上述定位坐标系的能力具体可以包括以下信息的一种或多种：定位坐标系的能力、定位坐标系的转换能力、指定或建议的定位坐标系能力。
示例的，依据不同的定位过程，上述第一请求消息可以由不同的表现形式，例如在LPP过程中，上述第一请求消息可以为Provide Capabilities，具体可以在Provide Capabilities的Common IEs Provide Capabilities中增加该位坐标系的能力和/或定位坐标系的转换能力，当然还可以在Provide Capabilities的其他位置增加该位坐标系的能力和/或定位坐标系的转换能力，这里不一一举例说明。上述第一请求消息仅仅是为了示例说明，在实际定位过程中，可以通过其他的定位消息来替换，本申请实施例并不限制上述第一请求消息的具体表现形式。
上述第一请求消息还可以为：SUPL POS INIT消息、SUPL TRIGGERED START或notification result message，以SUPL TRIGGERED START为例，其具体的流程可以为：终 端应该在其发送给定位服务器SLP的SUPL START或者SUPL TRIGGERED START消息中提供其坐标系能力和期待用于描述定位参考点和/或位置结果的定位坐标系清单，接下来需要终端在响应SLP的SUPL RESPONSE和SUPL TRIGGERED RESPONSE消息中增加SLP自身的坐标系能力信息，以完成定位坐标系能力握手。
参阅图3，图3提供了一种定位坐标系协商方法，该方法可以由网络设备1与网络设备2之间完成，如图3所示的定位过程以LPPa过程为例，其中，网络设备1可以为基于网络架构逻辑距离终端设备较远的网络设备，例如核心网设备E-SMLC(Enhanced Service Mobile Location Center，增强服务移动定位中心)，网络设备2可以为基于网络架构逻辑距离终端设备较近的网络设备，例如接入网设备(例如基站)。如图3所示，该网络设备2可以为eNB，网络设备1可以为E-SMLC，上述网络设备1依据定位服务器协议的不同名称可能发生变化，例如在5G核心网中成为，LMF(Location Management Function，位置管理功能)，在2G或3G核心网中称为SMLC(Service Mobile Location Center，服务移动定位中心)，在用户面(User Plane)或者数据面(Data Plane)定位中称为SLP(SUPL Location Platform，安全用户平面定位平台或者SLC(SUPL Location Center，安全用户平面定位中心)，如图3所示的网络设备1可以采用上述定位服务器中的任意一个替换如图3所示的E-SMLC，当然由于依据的协议不同，对应的第一消息的名称也可能不同，这里不再赘述。如图3所示，该方法包括如下步骤：
S31、网络设备1向网络设备2发送第一消息，所述第一消息用于指示第二网络设备答复第二网络设备的定位坐标系能力信息。
示例的，以4G的E-CID定位方法涉及的LPPa协议过程为例，上述第一消息可以为E-CID MEASUREMENT INITIATION REQUEST message，当然在实际应用中，还可以E-CID MEASUREMENT INITIATION REQUEST message中增加网络设备2(E-SMLC)支持的定位坐标系能力，当然在实际应用中，例如在4G的OTDOA定位方法涉及的LPPa过程中，上述第一消息可以为：OTDOA INFORMATION REQUEST message，在OTDOA过程的定位坐标系协商方法可以参见如图4所示的流程。第一消息还可以为其他形式的消息，这里不一一说明。
S32、网络设备2向网络设备1发送第二消息，所述第二消息包括：网络设备2支持的定位坐标系能力。
示例的，上述定位坐标系能力信息包括以下信息的一种或多种：定位坐标系的能力、定位坐标系的转换能力、指定或建议的定位坐标系能力。
示例的，以4G的E-CID定位方法涉及的LPPa协议过程为例，上述第二消息具体可以为：E-CID MEASUREMENT INITIATION RESPONSE message。当然在实际应用中，例如，在4G的OTDOA定位方法涉及的LPPa过程中，上述第二响应消息可以为：OTDOA INFORMATION RESPONSE message，第二消息还可以为其他形式的消息，这里不一一说明。
示例的，上述定位坐标系能力可以包括：包括以下信息的一种或多种：定位坐标系的能力、定位坐标系的转换能力、指定或建议的定位坐标系能力。具体的描述可以参见如图1所示实施例的描述。
如图3所示的方法的流程图中，每个步骤都可以单独成为一侧的定位坐标系协商方法，例如，S31可以单独成为网络设备2侧的定位坐标系协商方法，S32可以单独成为网络设备1的定位坐标系协商方法。如图3所示的方法实现了网络设备1与网络设备2之间定位坐标系的协商，使得网络设备1与网络设备2之间可以实现支持采用默认的多种定位坐标系组合或指定的定位坐标系或多种定位坐标系组合，如采用一种全球坐标系或多种全球坐标系组合、采用一种本地坐标系或多种本地坐标系组合、采用混合坐标系组合来描述终端的位置信息和定位参考点的位置信息。
示例的，上述定位坐标系协商方法中，网络设备1也可以直接向网络设备2发送包含网络设备1的定位坐标系能力的第一消息而无需网络设备2指示。
参阅图5，图5提供了一种定位坐标系协商方法，该方法可以由网络设备1与网络设备2之间完成，如图5所示的定位过程以NRPPa中NR相关的定位方法为例，其中，网络设备1可以是为终端设备服务的接入网络设备，例如(NG-RAN node)，网络设备2可以是为终端设备服务的核心网络设备，例如LMF。该方法如图5所示，包括如下步骤：
S51、LMF向NG-RAN node发送TRP INFORMATION REQUEST，该TRP INFORMATION REQUEST携带LMF支持的定位坐标系能力，以及期待NG-RAN node反馈的定位参考点的位置信息和/或终端的位置信息描述所采用的定位坐标系；
S52、NG-RAN node向LMF发送TRP INFORMATION RESPONSE，该TRP INFORMATION RESPONSE携带NG-RAN node或gNB支持的定位坐标系能力，也可以直接包含用LMF期待的定位坐标系描述的定位参考点的位置信息和/或终端的位置信息。
示例的，在上报的TRP Cell Information信元中的Geographical Coordinates信元中，可以增加更多坐标系的位置描述。上述定位坐标系能力包含的信息可以参见如图3所示示例的描述，这里不再赘述。
参阅图6，图6一种5G系统中终端终止的控制面立即位置请求过程，即5GC-MT-LR的流程，如图6所示，如果AF需要获取UE的位置，则需要在S 1b-1.Nnef_Event Exposure_Subscribe中通知NEF其需要的UE位置描述应该采用的定位坐标系类型或多种定位坐标系类型组合，以及其可以接收的定位坐标系类型列表。上述多种坐标系类型组合具体可以包括：多种本地坐标系组合、多种全球坐标系组合或混合坐标系组合。
上述信息可以由NEF通过S 1b-2.Ngmlc_Location_Provide Location Request通知HGMLC(漫游时，H代表Home)；HGMLC可以选择通过S(Step)4.Ngmlc_Location_Provide Location Request通知VGMLC；VGMLC可以选择通过S5.Namf_Location_ProvidePositioningInfo Request通知AMF；而AMF可以选择通过S 7.NAS Location Notification Invoke Request通知给UE；UE在接收到坐标系信息时，可以选择通过S 8.NAS Location Notification Return Result选择反馈支持与不支持指示的坐标系。
AMF可以选择通过S 11.Nlmf_Location_Determine Location Request通知LMF期望提供的定位位置描述所用的坐标系类型；LMF可以选择通过S 13，Nlmf_Location_Determine Location Response反馈采用期望的定位坐标系类型或者多种定位坐标系类型组合描述的终端的位置信息给AMF；再通过S22、S23、S24b-1或S24b-2反馈给AF。
上述如图6所示过程的S1和S 24的b1/b2也可以由1a和24a代替，如果发起是LCS Client，应用Le接口。上述描述中，可以由任何提到的网元进行坐标系变换，以便以AF请求的定位坐标系或者多种定位坐标系组合提供终端的位置信息。
参阅图7，图7为一种5G系统中终端终止的控制面推迟位置请求过程，即Deferred5GC-MT-LR的流程，如图7所示的流程可以采用如图6所示类似的方法来获取终端在触发某种定位事件(event)时的终端的位置信息。
参阅图8，图8为一种5G系统中终端发起的控制面立即位置请求过程，即5GC-MO-LR的流程，如图8所示的流程可以采用如图6所示类似的方法来获取终端的位置信息。
参阅图9，图9提供了一种协商在定位辅助数据中用于描述定位参考点的位置信息的定位坐标系的方法，该方法可以由网络设备与终端之间完成，如图9所示的定位过程以LPP过程为例，如图9所示，该网络设备可以为server，该终端可以为Target，如图9所示，该 方法包括如下步骤：
S91、终端向网络设备发送第一请求消息，该第一请求消息包括：终端需要的定位辅助数据中用于描述定位参考点的位置信息的定位坐标系类型。
S92、网络设备向终端返回第一响应消息，该第一响应消息包括：定位辅助数据中提供一个或多个定位参考点的采用默认的多种定位坐标系组合或指定的定位坐标系或多种定位坐标系组合描述的位置信息。
上述坐标系类型具体可以为本地坐标系或全球坐标系。
示例的，如图9所示，对于不同的定位协议，上述第一请求消息可以不同，例如，在LPP过程中，上述第一请求消息可以为：Request Assistance Data，上述第一响应消息可以为：Provide Assistant Data，在实际应用中，上述第一响应消息网络设备可以发送多次(例如周期性的发送，上述周期可以由配置决定，这里不再赘述)，如图9所述的S93所示，本申请实施例并不限制上述第一响应消息的发送次数。
示例的，若定位参考点的数量为多个，则描述多个定位参考点的坐标系类型可以为相同类型的坐标系，也可以为不同类型的坐标系，例如，参考点1采用坐标系1描述，参考点2采用坐标系2描述；也可以为，参考点1、参考点2均采用坐标系1描述。
如图9所示实施例通过网络设备与终端之间实现了用于描述协商定位辅助数据中定位参考点的位置信息的坐标系类型的协商，支持了终端与网络设备之间采用协商指定的一种定位坐标系或多种定位坐标系组合实现定位。
示例的，上述第一请求消息可以为周期性的发送，其具体的发送流程可以参见如图10a以及图10b所示。
参阅图11a，图11a提供了一种网络服务器主动目标为终端提供采用多种或特定定位坐标系描述定位参考点的定位辅助数据协商方法，该方法可以由网络设备与终端之间完成，如图11a所示的定位过程以LPP过程为例，如图11a所示，该网络设备可以为server，该终端可以为Target，如图11a所示，该方法包括如下步骤：
S111、网络设备向终端下发第一定位辅助数据消息，上述第一定位辅助数据消息包括：定位辅助数据中提供一个或多个定位参考点的采用一种或多种定位坐标系描述的位置信息。
上述坐标系类型具体可以包括：全球坐标系或本地坐标系。
示例的，若定位参考点数量为多个，其采用坐标系的类型可以参见如图9所示实施例 的描述，这里不再赘述。
示例的，在LPP过程中，上述第一定位辅助数据消息具体可以为：Provide Assistance Data，示例的，如图11b所示，上述第一定位辅助数据消息也可以周期性的发送，具体的流程如图11b所示。
如图11a、图11b所示实施例通过网络设备与终端之间实现了通过协商采用指定的一种坐标系或多种定位坐标系组合描述定位参考点的位置信息，支持了终端与网络设备之间采用指定的一种坐标系或多种定位坐标系组合实现定位。
参阅图12，图12提供了一种终端的位置信息协商方法，该方法可以由第一设备与第二设备之间完成，所述第一设备为终端设备，所述第二设备为网络设备；或所述第一设备为网络设备，所述第二设备为终端设备；或所述第一设备为一个网络设备，所述第二设备为另一网络设备该网络设备与终端之间完成，如图12所示的定位过程以LPP过程为例，如图12所示，以网络设备与终端之间为例说明，该网络设备可以为server，该终端可以为
Target，如图12所示，该方法包括如下步骤：
S121、网络设备向终端发送第一指示消息，该第一指示助数据消息包括：终端需要提供的描述终端的位置信息的定位坐标系类型信息。
S122、终端向网络设备返回第二消息(第一消息的反馈消息，也可以称为第一反馈消息)，该第二消息包括：采用默认的多种定位坐标系组合或指定的定位坐标系或多种定位坐标系组合描述的终端的位置信息。
示例的，若所述终端的位置信息为多个，采用相同定位坐标系描述多个终端的位置信息或采用不同定位坐标系描述所述多个终端的位置信息或相同终端的多个位置信息。
示例的，如图12所示，对于不同的定位协议，上述第一指示消息可以不同，例如，在LPP过程中，上述第一请求消息可以为：Request Location Information或SUPL INIT消息，具体的，可以在Request Location Information的Common IEs Request Location Information中新增信元表示终端需要提供的描述终端的位置信息的定位坐标系类型。上述第二消息可以为：Provide Location Information、SUPL START消息、SUPL POS INIT消息、SUPL TRIGGERED START消息或SUPL REPORT消息，在实际应用中，上述第二消息可以发送多次，如图12所述的S123所示，本申请实施例并不限制上述第二消息的发送次数。
如图12所示实施例通过网络设备与终端之间实现了协商用于描述终端的位置信息的定位坐标系或多种定位坐标系组合，支持了终端与网络设备之间采用指定的一种定位坐标 系或多种定位坐标系组合描述在网络设备和终端之间交互的终端的位置信息。
参阅图13，图13提供了一种终端的位置信息协商方法，该方法可以由网络设备与终端之间完成，如图13所示的定位过程以LPP过程为例，如图13所示，该网络设备可以为server，该终端可以为Target，如图12所示，该方法包括如下步骤：
S131、终端向网络设备发送第一消息，该第一消息包括：采用默认的多种定位坐标系组合或指定的定位坐标系或多种定位坐标系组合描述的终端的位置信息。
示例的，若所述终端的位置信息为多个，采用相同定位坐标系描述多个终端的位置信息或采用不同定位坐标系描述所述多个终端的位置信息或相同终端的多个位置信息。例如位置信息1采用坐标系1描述，位置信息2采用坐标系2描述，当然也可以为位置信息1和位置信息2均采用坐标系1或坐标系2描述。
示例的，如图13所示，对于不同的定位协议，上述第一消息可以不同，例如，在LPP过程中，上述第一消息可以为：Provide Location Information，具体可以，可以在Provide Location Information中的定位结果报告中新增默认的多种定位坐标系组合或指定的定位坐标系或多种定位坐标系组合的描述。在实际应用中，还可以通过引用Provide Assistant Data消息中给出的坐标系标识或者是显式或者是隐式的序列号来指示具体是哪一种类型的坐标系。上述第一消息可以发送多次，如图13所述的S132所示，本申请实施例并不限制上述第一消息的发送次数。
如图13所示实施例通过网络设备与终端之间实现了用于描述终端的位置信息的坐标系类型的协商，支持了终端与网络设备之间采用默认的多种定位坐标系组合或指定的定位坐标系或多种定位坐标系组合描述来提供终端的位置信息。
参阅图14，图14提供了一种定位参考点的位置信息的提供方法，该方法可以由网络设备1与网络设备2之间完成，如图14所示，网络设备1可以为基于网络架构逻辑距离终端设备较近的网络设备，例如接入网设备(基站)，网络设备2可以为基于网络架构逻辑距离终端设备较远的网络设备，例如核心网设备，网络设备2可以为E-SMLC(Enhanced Service Mobile Location Center，增强服务移动定位中心)，上述网络设备2依据定位服务器协议的不同名称可能发生变化，例如在5G核心网中成为，LMF(Location Management Function，位置管理功能)，在2G或3G核心网中称为SMLC(Service Mobile Location Center，服务移动定位中心)，在用户面(User Plane)或者数据面(Data Plane)定位中称为SLP(SUPL Location Platform，安全用户平面定位平台或者SLC(SUPL Location Center，安全 用户平面定位中心)，如图14所示，该方法包括如下步骤：
S141、网络设备1向网络设备2发送第一消息，该第一消息包括：用于指示第一网络设备请求的用于描述定位参考点的位置信息的定位坐标系类型信息。
S142、网络设备2向网络设备1返回第一响应消息(也可以称为第二消息)，该第一响应消息包括：提供一个或多个定位参考点的位置信息的采用一种或多种坐标系类型描述的位置信息。
上述坐标系类型可以为本地坐标系类型或全球坐标系类型。
示例的，如图14所示，对于不同的定位协议，上述第一请求消息以及第一响应消息可以不同，本申请实施例并不限制上述第一请求消息以及第一响应消息的具体表现形式以及发送次数。
如图14所示实施例通过网络设备1与网络设备2之间实现了协商用于描述定位参考点的位置信息而采用的一种定位坐标系或多种定位坐标系组合，支持了终端与网络设备之间采用指定的一种定位坐标系或多种定位坐标系组合实现交互定位参考点的位置信息。
示例的，在一些实际的场景中，上述S142也可以单独的存在，即网络设备2可以直接向网络设备1发送一个消息，该消息包括：提供一个或多个定位参考点的采用默认的多种定位坐标系组合或指定的一种定位坐标系或多种定位坐标系组合描述的位置信息。
参阅图15，图15提供了一种终端的位置信息协商方法，该方法可以由网络设备1与网络设备2之间完成，如图15所示，网络设备1可以为基于网络架构逻辑距离终端设备较近的网络设备，例如接入网设备(基站)，网络设备2可以为基于网络架构逻辑距离终端设备较远的网络设备，例如核心网设备，网络设备2可以为E-SMLC(Enhanced Service Mobile Location Center，增强服务移动定位中心)，上述网络设备2依据定位服务器协议的不同名称可能发生变化，例如在5G核心网中成为，LMF，在2G或3G核心网中称为SMLC(Service Mobile Location Center，服务移动定位中心)，在用户面(User Plane)或者数据面(Data Plane)定位中称为SLP(SUPL Location Platform，安全用户平面定位平台或者SLC(SUPL Location Center，安全用户平面定位中心)，如图15所示，该方法包括如下步骤：
S151、网络设备2向网络设备1发送第一指示消息，该第一指示消息包括：需要提供的描述终端的位置信息的定位坐标系类型。
S152、网络设备1向网络设备2返回第二消息，该第二消息包括：采用默认的多种定 位坐标系组合或指定的一种定位坐标系或多种定位坐标系描述的终端的位置信息。
示例的，如图15所示，对于不同的定位协议，上述第一请求消息以及第二消息可以不同，本申请实施例并不限制上述第一请求消息以及第二消息的具体表现形式以及发送次数。
如图15所示实施例通过网络设备1与网络设备2之间实现了协商用于描述终端的位置信息而采用默认的多种定位坐标系组合或指定的一种本地定位坐标系或多种定位坐标系组合，支持了终端与网络设备之间采用默认的多种定位坐标系组合或指定的一种本地定位坐标系或多种定位坐标系组合实现终端的位置信息的交互。
示例的，在一些实际的场景中，上述S152也可以单独的存在，即网络设备1可以直接向网络设备2发送一个消息，该消息包括：采用默认的多种定位坐标系组合或指定的一种本地定位坐标系或多种定位坐标系组合描述的终端的位置信息。
请参见图16，图16是本申请实施例提供的一种终端160，该终端160包括处理器1601、存储器1602和通信接口1603，所述处理器1601、存储器1602和通信接口1603通过总线1604相互连接。
存储器1602包括但不限于是随机存储记忆体(random access memory，RAM)、只读存储器(read-only memory，ROM)、可擦除可编程只读存储器(erasable programmable read only memory，EPROM)、或便携式只读存储器(compact disc read-only memory，CD-ROM)，该存储器1602用于相关计算机程序及数据。通信接口1603用于接收和发送数据。
处理器1601可以是一个或多个中央处理器(central processing unit，CPU)，在处理器1601是一个CPU的情况下，该CPU可以是单核CPU，也可以是多核CPU。
该终端160中的处理器1601用于读取所述存储器1602中存储的计算机程序代码，执行如图1、图2、图9、图10a、图10b、图11a、图11b、图12或图13所示的方法的技术方案以及细化方案。
本申请实施例提供的一种网络设备，该网络设备具体可以为接入网设备、核心网设备或互联网设备等等，该网络设备用于执行上述任一方法中网络设备的方法。
上述主要从方法侧执行过程的角度对本申请实施例的方案进行了介绍。可以理解的是，电子设备为了实现上述功能，其包含了执行各个功能相应的硬件结构和/或软件模块。本领域技术人员应该很容易意识到，结合本文中所提供的实施例描述的各示例的单元及算法步骤，本申请能够以硬件或硬件和计算机软件的结合形式来实现。某个功能究竟以硬件还是计算机软件驱动硬件的方式来执行，取决于技术方案的特定应用和设计约束条件。专业技 术人员可以对每个特定的应用使用不同方法来实现所描述的功能，但是这种实现不应认为超出本申请的范围。
本申请实施例可以根据上述方法示例对电子设备进行功能单元的划分，例如，可以对应各个功能划分各个功能单元，也可以将两个或两个以上的功能集成在一个处理单元中。上述集成的单元既可以采用硬件的形式实现，也可以采用软件功能单元的形式实现。需要说明的是，本申请实施例中对单元的划分是示意性的，仅仅为一种逻辑功能划分，实际实现时可以有另外的划分方式。
本申请实施例还提供一种计算机存储介质，其中，该计算机存储介质存储用于电子数据交换的计算机程序，该计算机程序使得计算机执行如上述方法实施例中记载的任一方法的部分或全部步骤，上述计算机包括电子设备。
本申请实施例还提供一种计算机程序产品，上述计算机程序产品包括存储了计算机程序的非瞬时性计算机可读存储介质，上述计算机程序可操作来使计算机执行如上述方法实施例中记载的任一方法的部分或全部步骤。该计算机程序产品可以为一个软件安装包，上述计算机包括电子设备。
需要说明的是，对于前述的各方法实施例，为了简单描述，故将其都表述为一系列的动作组合，但是本领域技术人员应该知悉，本申请并不受所描述的动作顺序的限制，因为依据本申请，某些步骤可以采用其他顺序或者同时进行。其次，本领域技术人员也应该知悉，说明书中所描述的实施例均属于优选实施例，所涉及的动作和模块并不一定是本申请所必须的。
在上述实施例中，对各个实施例的描述都各有侧重，某个实施例中没有详述的部分，可以参见其他实施例的相关描述。
在本申请所提供的几个实施例中，应该理解到，所揭露的装置，可通过其它的方式实现。例如，以上所描述的装置实施例仅仅是示意性的，例如上述单元的划分，仅仅为一种逻辑功能划分，实际实现时可以有另外的划分方式，例如多个单元或组件可以结合或者可以集成到另一个系统，或一些特征可以忽略，或不执行。另一点，所显示或讨论的相互之间的耦合或直接耦合或通信连接可以是通过一些接口，装置或单元的间接耦合或通信连接，可以是电性或其它的形式。
上述作为分离部件说明的单元可以是或者也可以不是物理上分开的，作为单元显示的部件可以是或者也可以不是物理单元，即可以位于一个地方，或者也可以分布到多个网络 单元上。可以根据实际的需要选择其中的部分或者全部单元来实现本实施例方案的目的。
另外，在本申请各个实施例中的各功能单元可以集成在一个处理单元中，也可以是各个单元单独物理存在，也可以两个或两个以上单元集成在一个单元中。上述集成的单元既可以采用硬件的形式实现，也可以采用软件功能单元的形式实现。
上述集成的单元如果以软件功能单元的形式实现并作为独立的产品销售或使用时，可以存储在一个计算机可读取存储器中。基于这样的理解，本申请的技术方案本质上或者说对现有技术做出贡献的部分或者该技术方案的全部或部分可以以软件产品的形式体现出来，该计算机软件产品存储在一个存储器中，包括若干指令用以使得一台计算机设备(可为个人计算机、服务器或者网络设备等)执行本申请各个实施例上述方法的全部或部分步骤。而前述的存储器包括：U盘、只读存储器(ROM，Read-Only Memory)、随机存取存储器(RAM，Random Access Memory)、移动硬盘、磁碟或者光盘等各种可以存储程序代码的介质。
本领域普通技术人员可以理解上述实施例的各种方法中的全部或部分步骤是可以通过程序来指令相关的硬件来完成，该程序可以存储于一计算机可读存储器中，存储器可以包括：闪存盘、只读存储器(英文：Read-Only Memory，简称：ROM)、随机存取器(英文：Random Access Memory，简称：RAM)、磁盘或光盘等。
以上对本申请实施例进行了详细介绍，本文中应用了具体个例对本申请的原理及实施方式进行了阐述，以上实施例的说明只是用于帮助理解本申请的方法及其核心思想；同时，对于本领域的一般技术人员，依据本申请的思想，在具体实施方式及应用范围上均会有改变之处，综上所述，本说明书内容不应理解为对本申请的限制。

Claims (50)

  1. 一种定位坐标系协商方法，其特征在于，所述方法包括：
    网络设备在定位过程中向终端发送第一消息，所述第一消息用于指示终端上报终端的定位坐标系能力信息。
  2. 根据权利要求1所述的方法，其特征在于，
    所述定位坐标系能力信息包括以下信息的一种或多种：定位坐标系的能力、定位坐标系的转换能力、指定或建议的定位坐标系能力。
  3. 根据权利要求1所述的方法，其特征在于，
    所述第一消息为：请求能力Request Capabilities消息、SUPL INIT消息或通知调用消息notification invoke message。
  4. 一种定位坐标系协商方法，其特征在于，所述方法包括：
    终端接收网络设备发送的第一消息，所述第一消息用于指示终端上报定位坐标系能力信息；
    终端向所述网络设备发送第二消息，所述第二消息包括：定位坐标系能力信息。
  5. 根据权利要求4所述的方法，其特征在于，
    所述定位坐标系能力信息包括以下信息的一种或多种：定位坐标系的能力、定位坐标系的转换能力、指定或建议的定位坐标系能力。
  6. 根据权利要求4所述的方法，其特征在于，
    所述第一消息为：请求能力Request Capabilities消息、SUPL INIT消息或通知调用消息notification invoke message。
  7. 根据权利要求4所述的方法，其特征在于，
    所述第二消息为：Provide Capabilities消息、SUPL POS INIT消息、SUPL TRIGGERED START消息或通知结果消息notification result message。
  8. 一种定位坐标系协商方法，其特征在于，所述方法包括：
    终端向网络设备发送第一消息，所述第一消息包括：定位坐标系能力信息。
  9. 根据权利要求8所述的方法，其特征在于，
    所述定位坐标系能力信息包括以下信息的一种或多种：定位坐标系的能力、定位坐标系的转换能力、指定或建议的定位坐标系能力。
  10. 根据权利要求8所述的方法，其特征在于，
    所述第一消息为：Provide Capabilities消息、SUPL POS INIT消息、SUPL TRIGGERED START消息或通知结果消息notification result message。
  11. 一种定位坐标系协商方法，其特征在于，所述方法包括：
    第一网络设备向第二网络设备发送第一消息，所述第一消息用于指示第二网络设备答复其定位坐标系能力信息；
    第一网络设备接收第二网络设备发送的第二消息，所述第二消息为第二网络设备依据所述第一消息的指示向所述第一网络设备发送的消息，所述第二消息包括：定位坐标系能力信息。
  12. 根据权利要求11所述的方法，其特征在于，
    所述定位坐标系能力信息包括以下信息的一种或多种：定位坐标系的能力、定位坐标系的转换能力、指定或建议的定位坐标系能力。
  13. 一种定位坐标系协商方法，其特征在于，所述方法包括：
    第二网络设备接收第一网络设备发送的第一消息，所述第一消息携带第一网络设备的定位坐标系能力。
  14. 根据权利要求13所述的方法，其特征在于，
    所述定位坐标系能力信息包括以下信息的一种或多种：定位坐标系的能力、定位坐标系的转换能力、指定或建议的定位坐标系能力。
  15. 一种定位辅助数据协商方法，其特征在于，所述方法包括：
    终端向网络设备发送第一请求消息，所述第一请求消息包括：终端请求的定位辅助数据中用于描述定位参考点的位置信息的定位坐标系类型信息；
    终端接收网络设备下发的第一响应消息，所述第一响应消息包括：定位辅助数据中提供一个或多个定位参考点的采用多种坐标系组合或一种本地坐标系描述的位置信息。
  16. 根据权利要求15所述的方法，其特征在于，
    若所述定位参考点为多个定位参考点，描述多个定位参考点的坐标系类型为不同坐标系类型或者相同坐标系类型。
  17. 根据权利要求15所述的方法，其特征在于，
    所述第一请求消息为：请求辅助数据Request Assistant Data消息；
    所述第一响应消息为：提供辅助数据Provide Assistant Data消息。
  18. 根据权利要求15所述的方法，其特征在于，
    所述终端周期性的向网络设备发送所述第一请求消息。
  19. 根据权利要求15所述的方法，其特征在于，
    所述多种坐标系组合为：多种全球坐标系组合、多种本地坐标系组合或混合坐标系组合。
  20. 一种定位辅助数据协商方法，其特征在于，所述方法包括：
    网络设备接收终端发送的第一请求消息，所述第一请求消息包括：终端请求的定位辅助数据中用于描述定位参考点的位置信息的定位坐标系类型信息；
    网络设备向终端下发第一响应消息，所述第一响应消息包括：定位辅助数据中提供一个或多个定位参考点的采用多种坐标系组合或一种本地坐标系描述的位置信息。
  21. 根据权利要求20所述的方法，其特征在于，
    若所述定位参考点为多个定位参考点，描述多个定位参考点的坐标系类型为不同坐标系类型或者相同坐标系类型。
  22. 根据权利要求20所述的方法，其特征在于，
    网络设备在准备第一响应消息包括的定位辅助数据时，参考所述第一请求消息请求的定位坐标系类型信息确定第一响应消息包括的定位辅助数据。
  23. 根据权利要求20所述的方法，其特征在于，
    所述第一请求消息为：请求辅助数据Request Assistant Data消息；
    所述第一响应消息为：提供辅助数据Provide Assistant Data消息。
  24. 根据权利要求20所述的方法，其特征在于，
    所述多种坐标系组合为：多种全球坐标系组合、多种本地坐标系组合或混合坐标系组合。
  25. 一种定位辅助数据协商方法，其特征在于，所述方法包括：
    终端接收网络设备下发的第一定位辅助数据消息，所述第一定位辅助数据消息包括：定位辅助数据中提供一个或多个定位参考点的采用多种坐标系组合或一种本地坐标系描述的位置信息。
  26. 根据权利要求25所述的方法，其特征在于，
    若所述定位参考点为多个定位参考点，描述多个定位参考点的坐标系类型为不同坐标系类型或者相同坐标系类型。
  27. 根据权利要求25所述的方法，其特征在于，
    所述第一定位辅助数据消息为：提供辅助数据Provide Assistant Data消息。
  28. 根据权利要求25所述的方法，其特征在于，
    所述多种坐标系组合为：多种全球坐标系组合、多种本地坐标系组合或混合坐标系组合。
  29. 一种定位辅助数据协商方法，其特征在于，所述方法包括：
    网络设备向终端下发第一定位辅助数据消息，所述第一定位辅助数据消息包括：定位辅助数据中提供一个或多个定位参考点的采用多种坐标系组合或一种本地坐标系描述的位置信息。
  30. 根据权利要求29所述的方法，其特征在于，
    若所述定位参考点为多个定位参考点，描述多个定位参考点的坐标系类型为不同坐标系类型或者相同坐标系类型。
  31. 根据权利要求29所述的方法，其特征在于，
    所述第一定位辅助数据消息为：提供辅助数据Provide Assistant Data消息。
  32. 根据权利要求29所述的方法，其特征在于，
    所述多种坐标系组合为：多种全球坐标系组合、多种本地坐标系组合或混合坐标系组合。
  33. 一种定位参考点的位置信息的提供方法，其特征在于，所述方法包括：
    第一网络设备向第二网络设备发送第一消息，所述第一消息用于指示第一网络设备请求的用于描述定位参考点的位置信息的定位坐标系类型信息；
    第一网络设备接收第二网络设备发送的第二消息，所述第二消息用于提供一个或多个定位参考点的采用一种或多种本地坐标系类型描述的位置信息。
  34. 一种定位参考点的位置信息的提供方法，其特征在于，所述方法包括：
    第二网络设备向第一网络设备发送第一消息，所述第一消息用于提供一个或多个定位参考点的采用多种坐标系组合或一种本地坐标系描述的位置信息。
  35. 一种终端的位置信息协商方法，其特征在于，所述方法包括：
    第一设备接收由第二设备向其发送的第一指示消息，所述第一指示消息包括：终端需要提供的描述终端的位置信息的定位坐标系类型信息；
    第一设备向第二设备发送第一反馈消息，所述第一反馈消息包括：采用多种坐标系组合或一种本地坐标系描述的终端的位置信息。
  36. 根据权利要求35所述的方法，其特征在于，
    所述第一指示消息为：请求辅助数据Request Location Information消息或SUPL INIT消息。
  37. 根据权利要求35所述的方法，其特征在于，
    所述第一反馈消息为：请求辅助数据Provide Location Information消息、SUPL START消息、SUPL POS INIT消息、SUPL TRIGGERED START消息或SUPL REPORT消息。
  38. 根据权利要求35所述的方法，其特征在于，
    所述第一设备为终端设备，所述第二设备为网络设备；
    或所述第一设备为网络设备，所述第二设备为终端设备；
    或所述第一设备为一个网络设备，所述第二设备为另一网络设备。
  39. 根据权利要求35所述的方法，其特征在于，
    所述多种坐标系组合为：多种全球坐标系组合、多种本地坐标系组合或混合坐标系组合。
  40. 一种终端的位置信息协商方法，其特征在于，所述方法包括：
    终端向网络设备发送第一消息，所述第一消息包括：采用多种坐标系组合或一种本地坐标系描述的终端的位置信息。
  41. 根据权利要求40所述的方法，其特征在于，
    若所述终端的位置信息为多个，采用相同本地坐标系类型描述多个终端的位置信息或采用不同本地坐标系类型描述所述多个终端的位置信息。
  42. 根据权利要求40所述的方法，其特征在于，
    所述多种坐标系组合为：多种全球坐标系组合、多种本地坐标系组合或混合坐标系组合。
  43. 一种终端的位置信息协商方法，其特征在于，所述方法包括：
    网络设备接收终端发送的第一消息，所述第一消息包括：多种坐标系组合或一种本地坐标系描述的终端的位置信息。
  44. 根据权利要求43所述的方法，其特征在于，
    若所述终端的位置信息为多个，采用相同本地坐标系类型描述多个终端的位置信息或采用不同本地坐标系类型描述所述多个终端的位置信息。
  45. 根据权利要求43所述的方法，其特征在于，
    所述多种坐标系组合为：多种全球坐标系组合、多种本地坐标系组合或混合坐标系组合。
  46. 一种终端的位置信息协商方法，其特征在于，所述方法包括步骤：
    第二网络设备向第一网络设备发送第一指示消息，所述第一指示消息包括：需要提供的描述终端的位置信息的定位坐标系类型信息；
    第二网络设备接收第一网络设备返回的第二消息，所述第二消息包括：采用多种坐标系组合或一种本地坐标系描述的终端的位置信息。
  47. 一种网络设备，其特征在于，所述网络设备用于执行如权利要求1-3任一项所述的方法、如权利要求11-14任一项所述的方法、如权利要求20-24任一项所述的方法、如权利要求29-39任一项所述的方法、如权利要求43-46任一项所述的方法。
  48. 一种终端，其特征在于，所述终端用于执行如权利要求4-7任一项所述的方法、如权利要求8-10任一项所述的方法、如权利要求15-19任一项所述方法、如权利要求35-42任一项所述的方法。
  49. 一种计算机可读存储介质，其特征在于，所述计算机可读存储介质存储用于电子数据交换的计算机程序，其中，所述计算机程序使得计算机执行如权利要求1-46中任一项所述的方法的步骤。
  50. 一种计算机程序产品，其特征在于，所述计算机程序产品包括存储了计算机程序的非瞬时性计算机可读存储介质，所述计算机程序可操作来使计算机执行如权利要求1-46中任一项所述的方法的步骤。
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Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1399200A (zh) * 2001-07-25 2003-02-26 日本电气株式会社 用于将不同坐标系统的定位信号转换到规定坐标系统的方法和系统
CN103154764A (zh) * 2010-10-04 2013-06-12 高通股份有限公司 使用参考点对齐位置信息对设备进行定位
CN107113559A (zh) * 2015-01-16 2017-08-29 华为技术有限公司 一种位置信息获取方法和设备
EP3392615A1 (en) * 2017-04-18 2018-10-24 Heidelberg mobil international GmbH Seamless indoor-outdoor mapping and navigation inside vehicles, with navigation to an in-vehicle location in relation to an external object
WO2019220413A1 (en) * 2018-05-18 2019-11-21 Telefonaktiebolaget Lm Ericsson (Publ) Methods for handling gnss reference system information of reference stations
CN112328910A (zh) * 2020-10-10 2021-02-05 深圳航天智慧城市系统技术研究院有限公司 一种涵盖aoi和poi标准地址匹配引擎的方法及系统
WO2021062752A1 (zh) * 2019-09-30 2021-04-08 华为技术有限公司 一种通信方法及装置

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1399200A (zh) * 2001-07-25 2003-02-26 日本电气株式会社 用于将不同坐标系统的定位信号转换到规定坐标系统的方法和系统
CN103154764A (zh) * 2010-10-04 2013-06-12 高通股份有限公司 使用参考点对齐位置信息对设备进行定位
CN107113559A (zh) * 2015-01-16 2017-08-29 华为技术有限公司 一种位置信息获取方法和设备
EP3392615A1 (en) * 2017-04-18 2018-10-24 Heidelberg mobil international GmbH Seamless indoor-outdoor mapping and navigation inside vehicles, with navigation to an in-vehicle location in relation to an external object
WO2019220413A1 (en) * 2018-05-18 2019-11-21 Telefonaktiebolaget Lm Ericsson (Publ) Methods for handling gnss reference system information of reference stations
WO2021062752A1 (zh) * 2019-09-30 2021-04-08 华为技术有限公司 一种通信方法及装置
CN112328910A (zh) * 2020-10-10 2021-02-05 深圳航天智慧城市系统技术研究院有限公司 一种涵盖aoi和poi标准地址匹配引擎的方法及系统

Non-Patent Citations (2)

* Cited by examiner, † Cited by third party
Title
FA YANG: "Zero distance contact with GPS", DIANZI SHIJIE - ELECTRONICS WORLD, DIANZI SHIJIE ZAZHISHE, CN, no. 3, 1 March 2006 (2006-03-01), CN , pages 34 - 40, XP093036224, ISSN: 1003-0522 *
LIU SHUANG, CHEN PENG: "Research on Component GIS Development based on MapX", MICROCOMPUTER INFORMATION, WEIJISUANJI XINXI, CHINA, vol. 23, no. 12-1, 5 December 2007 (2007-12-05), China , pages 182 - 184, XP093036230, ISSN: 1008-0570 *

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