WO2016119462A1 - Procédé de positionnement, terminal mobile, dispositif de positionnement et système de communication - Google Patents

Procédé de positionnement, terminal mobile, dispositif de positionnement et système de communication Download PDF

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Publication number
WO2016119462A1
WO2016119462A1 PCT/CN2015/088996 CN2015088996W WO2016119462A1 WO 2016119462 A1 WO2016119462 A1 WO 2016119462A1 CN 2015088996 W CN2015088996 W CN 2015088996W WO 2016119462 A1 WO2016119462 A1 WO 2016119462A1
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WIPO (PCT)
Prior art keywords
positioning signal
mobile terminal
positioning
information
obtaining
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PCT/CN2015/088996
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English (en)
Chinese (zh)
Inventor
李永
鲁照华
戴博
陈诗军
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中兴通讯股份有限公司
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Publication of WO2016119462A1 publication Critical patent/WO2016119462A1/fr

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    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W64/00—Locating users or terminals or network equipment for network management purposes, e.g. mobility management

Definitions

  • This document relates to but is not limited to communication technologies, and more particularly to a positioning method, a mobile terminal, a positioning device, and a communication system.
  • wireless positioning technology is widely used in medical, industrial, public safety, logistics supply and transportation.
  • the Global Navigation Satellite System (GNSS) technology is generally used for positioning of the mobile station.
  • the mobile station acquires the arrival time difference of multiple satellite signals arriving at the mobile station, and then, according to the carrier satellite.
  • the electromagnetic wave propagation velocity of the signal is estimated as the relative distance difference between the satellite and the mobile station, and then the position of the mobile station is estimated based on the known satellite position.
  • the position estimation error of the mobile station may be caused, thereby causing poor accuracy of the wireless positioning.
  • the embodiment of the invention provides a positioning method, a mobile terminal, a positioning device and a communication system, which are used to solve the technical problem of poor accuracy of wireless positioning.
  • the embodiment of the invention provides a positioning method, including:
  • the mobile terminal acquires positioning signal information, where the positioning signal information includes a time parameter type for measuring the positioning signal and/or a time parameter corresponding to the time parameter type;
  • the mobile terminal transmits the positioning signal information to a positioning module for determining a location of the mobile terminal.
  • the method before the acquiring, by the mobile terminal, the positioning signal information, the method further includes:
  • the mobile terminal acquires positioning signal configuration information sent by the positioning module, where the positioning signal configuration information includes: a time parameter type for measuring the positioning signal;
  • the acquiring, by the mobile terminal, positioning signal information includes:
  • the mobile terminal acquires positioning signal information indicated by the positioning signal configuration information according to the positioning signal configuration information.
  • the method before the acquiring, by the mobile terminal, the positioning signal configuration information sent by the positioning module, the method further includes:
  • the mobile terminal sends positioning signal support information to the positioning module, where the positioning signal support information includes information of the time parameter type that the mobile terminal supports to acquire a positioning signal.
  • the method before the sending, by the mobile terminal, the positioning signal support information to the positioning module, the method further includes:
  • the mobile terminal receives the positioning signal confirmation information sent by the positioning module, and the positioning signal confirmation information is used to confirm that the mobile terminal supports acquiring the information of the time parameter type of the positioning signal.
  • the time parameter type includes at least one of the following:
  • the mobile terminal acquires an arrival time width of the positioning signal.
  • the embodiment of the invention further provides a positioning method, including:
  • the positioning signal information includes: a time parameter type measured by the positioning signal and/or a time parameter corresponding to the time parameter type;
  • Determining location information of the mobile terminal according to the positioning signal information Determining location information of the mobile terminal according to the positioning signal information.
  • the method before receiving the positioning signal information sent by the mobile terminal, the method further includes:
  • the positioning signal configuration information includes: a time parameter type for measuring the positioning signal.
  • the method before the sending the positioning signal configuration information to the mobile terminal, the method further includes:
  • the positioning signal support information includes information of the time parameter type that the mobile terminal supports to acquire a positioning signal.
  • the method before the sending, by the mobile terminal, the positioning signal support information to the positioning module, the method further includes:
  • the positioning signal confirmation information is used to confirm that the mobile terminal supports information of the time parameter type of acquiring a positioning signal.
  • the time parameter type includes at least one of the following:
  • the mobile terminal acquires an arrival time width of the positioning signal.
  • the embodiment of the invention provides a mobile terminal, including:
  • An acquiring module configured to acquire positioning signal information, where the positioning signal information includes: a time parameter type measured by the positioning signal and/or a time parameter corresponding to the time parameter type;
  • a sending module configured to send the positioning signal information to a positioning module for determining a location of the mobile terminal.
  • the acquiring module is further configured to acquire positioning signal configuration information sent by the positioning module, where the positioning signal configuration information includes a time parameter type for measuring a positioning signal;
  • the acquiring module is configured to acquire positioning signal information indicated by the positioning signal configuration information according to the positioning signal configuration information;
  • the sending module is further configured to send positioning signal support information to the positioning module, where the positioning signal supporting information includes information of the time parameter type that the mobile terminal supports to acquire a positioning signal.
  • the acquiring module is further configured to: before the sending module sends the positioning signal support information to the positioning module, receive the positioning signal confirmation information sent by the positioning module, where the positioning signal confirmation information is used to confirm the The mobile terminal supports obtaining information of the time parameter type of the positioning signal.
  • the time parameter type includes at least one of the following:
  • the mobile terminal acquires an arrival time width of the positioning signal.
  • An embodiment of the present invention provides a positioning apparatus, including:
  • the receiving module is configured to receive the positioning signal information sent by the mobile terminal, where the positioning signal information includes: a time parameter type measured by the positioning signal and/or a time parameter corresponding to the type;
  • a determining module configured to determine location information of the mobile terminal according to the positioning signal information.
  • the method further includes: sending a module
  • the sending module is configured to send positioning signal configuration information to the mobile terminal, where the positioning signal configuration information includes: a time parameter type for measuring a positioning signal.
  • the receiving module is further configured to receive positioning signal support information sent by the mobile terminal, where the positioning signal support information includes the mobile terminal supporting the acquiring a positioning signal. Information about the time parameter type.
  • the sending module is further configured to: before the receiving module receives the positioning signal support information sent by the mobile terminal, send the positioning signal confirmation information to the mobile terminal, where the positioning signal confirmation information is used to confirm the The mobile terminal supports obtaining information of the time parameter type of the positioning signal.
  • the time parameter type includes at least one of the following:
  • the mobile terminal acquires an arrival time width of the positioning signal.
  • the embodiment of the present invention provides a communication system, comprising: the mobile terminal according to any of the above, and the positioning device according to any of the above.
  • An embodiment of the present invention provides a computer storage medium, where the computer storage medium stores computer executable instructions, and the computer executable instructions are used to execute the foregoing method.
  • the embodiment of the present invention includes the mobile terminal acquiring the positioning signal information, where the positioning signal information includes a time parameter type for measuring the positioning signal and/or a time parameter corresponding to the time parameter type; the mobile terminal Sending the positioning signal information to the positioning module.
  • the positioning signal information is obtained according to the positioning signal configuration information, so that the position of the mobile terminal can be determined with a small error rate, thereby improving the accuracy of positioning the mobile terminal.
  • FIG. 1 is a schematic flowchart of a positioning method according to an embodiment of the present invention
  • FIG. 2 is a schematic flowchart of a positioning method according to another embodiment of the present invention.
  • FIG. 3 is a schematic flowchart of signaling of a positioning method according to an embodiment of the present invention.
  • FIG. 4 is a schematic flowchart of a signaling method of a positioning method according to another embodiment of the present invention.
  • FIG. 5 is a schematic flowchart of a signaling method of a positioning method according to still another embodiment of the present invention.
  • FIG. 6 is a schematic structural diagram of a mobile terminal according to an embodiment of the present invention.
  • FIG. 7 is a schematic structural diagram of a positioning device according to an embodiment of the present invention.
  • FIG. 8 is a schematic structural diagram of a positioning device according to another embodiment of the present invention.
  • the positioning method provided by the embodiment of the present invention can be applied to positioning a mobile terminal.
  • the positioning method provided in this embodiment may be implemented by using a mobile terminal and a positioning device, and the positioning device may be integrated in the base station or may be independently set.
  • the positioning device may be implemented by using software and/or hardware. The positioning method provided in this embodiment will be described in detail below.
  • FIG. 1 is a schematic flowchart of a positioning method according to an embodiment of the present invention.
  • an execution body of the method in this embodiment may be a mobile terminal, where the mobile terminal has a function of acquiring a positioning signal indicated by positioning signal configuration information.
  • the method comprises the following steps:
  • Step 101 The mobile terminal acquires positioning signal information.
  • the positioning signal information in this embodiment includes a time parameter type for measuring the positioning signal and/or a time parameter corresponding to the time parameter type.
  • the time parameter corresponding to the time parameter type includes a measurement result obtained by the mobile terminal according to the time parameter type, that is, a time parameter.
  • the time parameter type of the positioning signal includes at least one of the following:
  • a plurality of different paths are formed by the base station to the mobile station or by the mobile station to the base station.
  • a corresponding plurality of identical content signals are received, and each signal corresponds to one propagation path. These signals will arrive at the mobile station one after the other, and the corresponding mobile station will receive these signals in succession. Signals of different paths have different propagation delays, and the power received by the mobile station is also different.
  • the mobile station confirms the signals of different paths under different delays by measuring the received signals, wherein the path signal with the smallest delay is the first path signal; in the confirmed multipath signal, the power is the largest The signal is the strongest power signal; wherein the path signal with the largest delay is the Nth path signal, and it is assumed that N path signals are confirmed.
  • the first arrival time of the signal refers to the arrival time of the first path signal; the arrival time of the strongest power of the positioning signal refers to the signal arrival time with the highest power; the average arrival time of the signal refers to all
  • the time after the acknowledgment signal is averaged that is, the average time is related to the arrival time of all acknowledgment signals, which is a function of them; the arrival time width of the signal, that is, the difference between the arrival time of the last path and the arrival time of the first path It can also be the statistical standard deviation of the arrival time of each path. It is assumed that the arrival time of each path confirmed is (T1, T2, T3, ..., TN), and the corresponding received powers are (P1, P2, P3, ..., PN).
  • the average arrival time of the signal is calculated as follows:
  • T mean (T1 + T2 + T3 + ... + TN) / N;
  • T mean T1*p1+T2*p2+T3*p3+...+TN*pN;
  • T mean is the average arrival time of the signal, and other algorithms are not excluded.
  • the arrival time width of the signal has the following calculation method:
  • T width TN-T1
  • T width (T1-T mean )*p1+(T2-T mean )*p2+(T3-T mean )*p3+...+(TN-T mean )*pN;
  • T width is the arrival time width of the signal, and other algorithms are not excluded.
  • the mobile station usually measures the positioning signals of the base stations of multiple different locations, and usually needs to feed back the time parameters of the multiple base stations, in order to reduce the range of numerical variation of the feedback time parameters, and also to eliminate the relationship between the mobile station and the base station.
  • the error in timing can be reported using the difference of the above time type parameters.
  • the first time difference of arrival of the signal refers to the difference between the first arrival times of the different base stations and the reference base station;
  • the difference in arrival time of the strongest power of the signal refers to the difference between the arrival times of the strongest powers of the signals of the base station and the reference base station.
  • the average time difference of arrival of the signal refers to the difference in the average arrival time of the signal between the base station and the reference base station;
  • the difference in the arrival time width of the signal refers to the difference in the arrival time width of the signal between the base station and the reference base station.
  • Step 102 The mobile terminal sends the positioning signal information to a positioning module for determining a location of the mobile terminal.
  • the mobile terminal acquires positioning signal information, where the positioning signal information includes a time parameter type for measuring the positioning signal and/or a time parameter corresponding to the time parameter type; the mobile terminal sends the location parameter to the positioning module. Positioning signal information.
  • the positioning signal information is obtained according to the positioning signal configuration information, so that the position of the mobile terminal can be determined with a small error rate, thereby improving the accuracy of positioning the mobile terminal.
  • the method before the acquiring, by the mobile terminal, the positioning signal information, the method further includes:
  • the mobile terminal acquires positioning signal configuration information sent by the positioning module, where the positioning signal configuration information includes: a time parameter type for measuring the positioning signal;
  • the acquiring, by the mobile terminal, positioning signal information includes:
  • the mobile terminal acquires positioning signal information indicated by the positioning signal configuration information according to the positioning signal configuration information
  • the method before the acquiring, by the mobile terminal, the positioning signal configuration information sent by the positioning module, the method further includes:
  • the mobile terminal sends positioning signal support information to the positioning module, where the positioning signal support information includes information of the time parameter type that the mobile terminal supports to acquire a positioning signal.
  • the method before the sending, by the mobile terminal, the positioning signal support information to the positioning module, the method further includes:
  • the mobile terminal receives the positioning signal confirmation information sent by the positioning module, and the positioning signal confirmation information is used to confirm that the mobile terminal supports acquiring the information of the time parameter type of the positioning signal.
  • FIG. 2 is a schematic flowchart of a positioning method according to another embodiment of the present invention.
  • the execution body of the method in this embodiment may be a positioning module, and the method includes the following steps:
  • Step 201 Receive positioning signal information sent by the mobile terminal.
  • the positioning signal information includes: a time parameter type measured on the positioning signal and/or a time parameter corresponding to the time parameter type.
  • the positioning signal information may further include a positioning signal type.
  • the positioning signal type includes a same network node, such as a positioning signal transmitted on one or more carriers of the base station, or the positioning signal type includes multiple A positioning signal transmitted on a carrier of a network node.
  • the time parameter type of the positioning signal includes at least one of the following:
  • Step 202 Determine location information of the mobile terminal according to the positioning signal information.
  • determining location information of the mobile terminal according to the positioning signal information includes at least the following two implementation manners:
  • the location information of the mobile terminal is obtained by calculating a relationship formula between a position of the mobile terminal and a time parameter in the positioning signal, thereby determining the location of the mobile terminal. information.
  • the formula is defined according to a relationship between a time parameter in the positioning signal information in the related art and a base station position of transmitting a positioning signal, a terminal position of receiving a positioning signal, and a propagation path; or, pre-selecting positions of multiple mobile terminals Measuring the location information of the mobile terminal at the location
  • the time parameter of the number is obtained according to the plurality of data fittings to obtain a relationship formula between the position of the mobile terminal and the time parameter in the positioning signal;
  • the second implementation manner according to the positioning signal information, obtaining the location information of the mobile terminal by querying the positioning signal list, thereby determining location information of the mobile terminal, where the positioning signal list is technical in the field
  • a list established by the personnel based on the empirical data may be set in the positioning module, and the positioning signal list records the correspondence between the time parameter and the terminal position information in the positioning signal information.
  • the positioning signal information by receiving the positioning signal information sent by the mobile terminal, includes: a time parameter type measured on the positioning signal and/or a time parameter corresponding to the time parameter type; according to the positioning signal information Determining location information of the mobile terminal.
  • the positioning signal information is obtained according to the positioning signal configuration information, so that the position of the mobile terminal can be determined with a small error rate, thereby improving the accuracy of positioning the mobile terminal.
  • the method before receiving the positioning signal information sent by the mobile terminal, the method may further include:
  • the positioning signal configuration information includes: a time parameter type for measuring the positioning signal.
  • the method before the sending the positioning signal configuration information to the mobile terminal, the method further includes:
  • the positioning signal support information includes information of the time parameter type that the mobile terminal supports to acquire a positioning signal.
  • the method before the receiving the positioning signal support information sent by the mobile terminal, the method further includes:
  • the positioning signal confirmation information is used to confirm that the mobile terminal supports information of the time parameter type of acquiring a positioning signal.
  • FIG. 3 is a schematic diagram of a signaling process of a positioning method according to an embodiment of the present invention.
  • the positioning module in this embodiment may be set in a base station or may be independently set.
  • the positioning module is independently set, as shown in FIG. 3, the method is as shown in FIG. Including the following steps:
  • Step 301 The positioning module sends positioning signal configuration information to the base station.
  • the positioning signal configuration information includes: a time parameter type for measuring the positioning signal.
  • the positioning signal configuration information may further include a positioning signal type.
  • the positioning signal type includes a same network node, such as a positioning signal transmitted on one or more carriers of the base station, or the positioning signal type includes A positioning signal transmitted on a carrier of a plurality of network nodes.
  • the time parameter type of the positioning signal includes at least one of the following:
  • Step 302 The base station sends positioning signal configuration information to the mobile terminal.
  • Step 303 The mobile terminal acquires positioning signal information indicated by the positioning signal configuration information according to the positioning signal configuration information.
  • Step 304 The mobile terminal sends the positioning signal information to a base station.
  • Step 305 The base station sends the positioning signal information to the positioning module.
  • Step 306 The positioning module determines location information of the mobile terminal according to the positioning signal information.
  • FIG. 4 is a schematic diagram of a signaling process of a positioning method according to another embodiment of the present invention.
  • the positioning module in this embodiment is independently set. As shown in FIG. 4, the method includes the following steps:
  • Step 401 The mobile terminal sends positioning signal support information to a base station.
  • the positioning signal support information includes information about a time parameter type that the mobile terminal supports to acquire a positioning signal.
  • Step 402 The base station sends positioning signal support information to the positioning module.
  • Step 403 The positioning module sends positioning signal configuration information to the base station.
  • the positioning signal configuration information includes: measuring the positioning signal Time parameter type.
  • the positioning signal configuration information may further include a positioning signal type.
  • the positioning signal type includes a same network node, such as a positioning signal transmitted on one or more carriers of the base station, or the positioning signal type includes multiple Positioning signals transmitted on the carriers of the network nodes.
  • the time parameter type of the positioning signal includes at least one of the following:
  • Step 404 The base station sends positioning signal configuration information to the mobile terminal.
  • Step 405 The mobile terminal acquires positioning signal information indicated by the positioning signal configuration information according to the positioning signal configuration information.
  • Step 406 The mobile terminal sends the positioning signal information to a base station.
  • Step 407 The base station sends the positioning signal information to the positioning module.
  • Step 408 The positioning module determines location information of the mobile terminal according to the positioning signal information.
  • FIG. 5 is a schematic diagram of a signaling process of a positioning method according to still another embodiment of the present invention.
  • the positioning module in this embodiment is independently set. As shown in FIG. 5, the method includes the following steps:
  • Step 501 The positioning module sends the positioning signal confirmation information to the base station.
  • the positioning signal confirmation information is used to confirm that the mobile terminal supports obtaining information of the time parameter type of the positioning signal.
  • Step 502 The base station sends positioning signal confirmation information to the mobile terminal.
  • Step 503 The mobile terminal sends positioning signal support information to the base station.
  • the positioning signal support information includes information about the type of the time parameter that the mobile terminal supports to acquire the positioning signal.
  • Step 504 The base station sends positioning signal support information to the positioning module.
  • Step 505 The positioning module sends positioning signal configuration information to the base station.
  • the positioning signal configuration information includes: a time parameter type and/or a positioning signal type for measuring the positioning signal.
  • the positioning signal configuration information may further include a positioning signal type.
  • the positioning signal type includes a same network node, such as a positioning signal transmitted on one or more carriers of the base station, or the positioning signal type includes multiple Positioning signals transmitted on the carriers of the network nodes.
  • the time parameter type of the positioning signal includes at least one of the following:
  • Step 506 The base station sends positioning signal configuration information to the mobile terminal.
  • Step 507 The mobile terminal acquires positioning signal information indicated by the positioning signal configuration information according to the positioning signal configuration information.
  • Step 508 The mobile terminal sends the positioning signal information to a base station.
  • Step 509 The base station sends the positioning signal information to the positioning module.
  • Step 510 The positioning module determines location information of the mobile terminal according to the positioning signal information.
  • An embodiment of the present invention provides a computer storage medium, where the computer storage medium stores computer executable instructions, and the computer executable instructions are used to execute the foregoing method.
  • FIG. 6 is a schematic structural diagram of a mobile terminal according to an embodiment of the present invention. As shown in FIG. 6, the mobile terminal includes: an obtaining module 61 and a sending module 62. among them,
  • the obtaining module 61 is configured to acquire positioning signal information, where the positioning signal information includes: a time parameter type measured by the positioning signal and/or a time parameter corresponding to the time parameter type;
  • the sending module 62 is configured to send the positioning signal information to a positioning module for determining a location of the mobile terminal.
  • the mobile terminal acquires positioning signal information, where the positioning signal information includes a time parameter type for measuring the positioning signal and/or a time parameter corresponding to the time parameter type; the mobile terminal sends the location parameter to the positioning module. Positioning signal information.
  • the positioning signal information is obtained according to the positioning signal configuration information, so that the position of the mobile terminal can be determined with a small error rate, thereby improving the accuracy of positioning the mobile terminal.
  • the obtaining module 61 is further configured to acquire positioning signal configuration information sent by the positioning module, where the positioning signal configuration information includes a time parameter type for measuring the positioning signal;
  • the acquiring module 61 is configured to acquire positioning signal information indicated by the positioning signal configuration information according to the positioning signal configuration information;
  • the sending module 62 is further configured to send positioning signal support information to the positioning module, where the positioning signal supporting information includes the mobile terminal supporting the obtaining of the positioning signal. Information about the time parameter type.
  • the acquiring module 61 is further configured to: before the sending module sends the positioning signal support information to the positioning module, receive the positioning signal confirmation information sent by the positioning module, where The positioning signal confirmation information is used to confirm that the mobile terminal supports the information of the time parameter type of acquiring the positioning signal.
  • time parameter type of the positioning signal includes at least one of the following:
  • the mobile terminal acquires an arrival time width of the positioning signal.
  • the positioning signal information is obtained according to the positioning signal configuration information, so that the position of the mobile terminal can be determined with a small error rate, thereby improving the accuracy of positioning the mobile terminal.
  • FIG. 7 is a schematic structural diagram of a positioning apparatus according to an embodiment of the present invention. As shown in FIG. 7, the positioning apparatus includes: a receiving module 71 and a determining module 72. among them,
  • the receiving module 1 is configured to receive the positioning signal information sent by the mobile terminal, where the positioning signal information includes: a time parameter type measured by the positioning signal and/or a time parameter corresponding to the type;
  • the determining module 72 is configured to determine location information of the mobile terminal according to the positioning signal information.
  • the positioning signal information by receiving the positioning signal information sent by the mobile terminal, includes: a time parameter type measured on the positioning signal and/or a time parameter corresponding to the time parameter type; according to the positioning signal information Determining location information of the mobile terminal.
  • the positioning signal information is obtained according to the positioning signal configuration information, so that the position of the mobile terminal can be determined with a small error rate, thereby improving the accuracy of positioning the mobile terminal.
  • FIG 8 is a schematic structural diagram of a positioning device according to another embodiment of the present invention, as shown in Figure 8, on the basis of the above embodiment, the positioning device may further include: a transmitting module 73;
  • the sending module 73 is configured to send positioning signal configuration information to the mobile terminal, where the positioning signal configuration information includes: a time parameter type for measuring the positioning signal.
  • the receiving module 73 is further configured to receive the positioning signal support information sent by the mobile terminal, where the positioning signal support information includes the time parameter type that the mobile terminal supports acquiring the positioning signal. Information.
  • the sending module 73 is further configured to: before the receiving module receives the positioning signal support information sent by the mobile terminal, send the positioning signal confirmation information to the mobile terminal, where The positioning signal confirmation information is used to confirm that the mobile terminal supports the information of the time parameter type of acquiring the positioning signal.
  • time parameter type of the positioning signal includes at least one of the following:
  • the mobile terminal acquires an arrival time width of the positioning signal.
  • the positioning signal information is obtained according to the positioning signal configuration information, so that the position of the mobile terminal can be determined with a small error rate, thereby improving the accuracy of positioning the mobile terminal.
  • An embodiment of the present invention provides a communication system, including: the mobile terminal shown in FIG. 6 above, and the positioning device shown in FIG. 7 or 8.
  • all or part of the steps of the above embodiments may also be implemented by using an integrated circuit. These steps may be separately fabricated into individual integrated circuit modules, or multiple modules or steps may be fabricated into a single integrated circuit module. achieve.
  • the devices/function modules/functional units in the above embodiments may be implemented by a general-purpose computing device, which may be centralized on a single computing device or distributed over a network of multiple computing devices.
  • each device/function module/functional unit in the above embodiment When each device/function module/functional unit in the above embodiment is implemented in the form of a software function module and sold or used as a stand-alone product, it can be stored in a computer readable storage medium.
  • the above mentioned computer readable storage medium may be a read only memory, a magnetic disk or an optical disk or the like.
  • the foregoing technical solution realizes acquiring the positioning signal information according to the positioning signal configuration information, so that the position of the mobile terminal can be determined with a small error rate, thereby improving the accuracy of positioning the mobile terminal.

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

Abstract

La présente invention concerne un procédé de positionnement, un terminal mobile, un dispositif de positionnement et un système de communication. Le procédé consiste à : acquérir, par un terminal mobile, des informations de signal de positionnement, les informations de signal de positionnement comprenant un type de paramètre temporel pour mesurer un signal de positionnement et/ou un paramètre temporel correspondant au type de paramètre temporel ; et transmettre, par le terminal mobile, les informations de signal de positionnement à un module de positionnement, ce qui permet d'acquérir ainsi les informations de signal de positionnement selon des informations de configuration de signal de positionnement, de déterminer la position du terminal mobile avec un faible taux d'erreur et d'augmenter la précision de positionnement du terminal mobile.
PCT/CN2015/088996 2015-01-30 2015-09-06 Procédé de positionnement, terminal mobile, dispositif de positionnement et système de communication WO2016119462A1 (fr)

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