CN1748375A - Method and system for monitoring mobile communication terminal position determination performance by using wireless communication network and a-gps - Google Patents

Method and system for monitoring mobile communication terminal position determination performance by using wireless communication network and a-gps Download PDF

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Publication number
CN1748375A
CN1748375A CNA2004800034869A CN200480003486A CN1748375A CN 1748375 A CN1748375 A CN 1748375A CN A2004800034869 A CNA2004800034869 A CN A2004800034869A CN 200480003486 A CN200480003486 A CN 200480003486A CN 1748375 A CN1748375 A CN 1748375A
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lbs
message
wireless network
gps
communication terminal
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CN100574150C (en
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车大俊
任钟太
辛星浩
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SK Telecom Co Ltd
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SK Telecom Co Ltd
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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
    • G01S5/00—Position-fixing by co-ordinating two or more direction or position line determinations; Position-fixing by co-ordinating two or more distance determinations
    • G01S5/02—Position-fixing by co-ordinating two or more direction or position line determinations; Position-fixing by co-ordinating two or more distance determinations using radio waves
    • G01S5/0205—Details
    • G01S5/021—Calibration, monitoring or correction
    • 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
    • G01S19/13—Receivers
    • G01S19/24—Acquisition or tracking or demodulation of signals transmitted by the system
    • G01S19/25—Acquisition or tracking or demodulation of signals transmitted by the system involving aiding data received from a cooperating element, e.g. assisted GPS
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W4/00—Services specially adapted for wireless communication networks; Facilities therefor
    • H04W4/02—Services making use of location information
    • H04W4/023—Services making use of location information using mutual or relative location information between multiple location based services [LBS] targets or of distance thresholds

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  • Engineering & Computer Science (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Signal Processing (AREA)
  • Position Fixing By Use Of Radio Waves (AREA)
  • Mobile Radio Communication Systems (AREA)

Abstract

Disclosed are a system, method and computer readable storage medium storing a LBS(Location Based Service) wireless network analysis program receiving, analyzing, processing and displaying LBS messages defined in IP-801-1 standard by using a wireless network and an A(Assisted)-GPS(Global Positioning System), wherein the LBS wireless network analysis program, coded in a computer language, performs analyzing the LBS messages, displays analyzed LBS messages, and processes and displays information on the wireless network, information on GPS satellite and measured coordinate values included in the LBS messages in text and/or image format.

Description

Utilize cordless communication network and A-GPS to monitor the method and system that mobile terminal locations is determined performance
Technical field
The present invention relates to the method and system of the performance determined a kind of position of monitoring pertaining mobile communication terminal, more specifically, relate to a kind of method and system, when in utilizing the wireless/mobile communications network environment of A-GPS scheme, determining the position of mobile communication terminal, utilize the various parameters that in IS (interim standard)-801-1, define to monitor and determine relevant performance with the position of mobile communication terminal.
Background technology
Many companies all competitively can irrespectively be used to provide for example new wireless Internet technology of the various communication services of wireless the Internet service with the place.Wireless Internet refers to allow environment or the technology of mobile subscriber by the wireless network access.Explosive increase along with the development of mobile communication technology and mobile phone use has also greatly developed wireless the Internet service.
In the multiple wireless the Internet service that provides to for example cell phone, PDA or notebook computer, because it is used and availability widely, LBS (location-based service) is massesization more and more.Can under various application programs and condition, use LBS, for example emergency aid, criminal's tracking, GIS (GIS-Geographic Information System), different mobile communication expense, transport information, automobile navigation, logic control and location-based CRM (CRM Customer Relationship Management) according to the position.
In order to develop LBS, need the position of identification mobile communication terminal.Usually the position that GPS (global positioning system) is used for the tracing mobile commutation terminal.
GPS is a kind of worldwide navigation and navigation system, utilizes about 20, and 000km height above sea level place determines the position of target on the earth around 24 gps satellites of Earth's orbit.GPS uses the radio wave of 1.5GHz bandwidth.The ground control station of monitoring GPS satellite receives information and the synchronized transmission time from satellite transmission.The user can utilize the GPS receiver to monitor its position.Usually, GPS determines the position of target by the triangulation that utilizes four satellites.Three satellites are used for accurate triangulation, and the 4th satellite is positioned on the track, are used to proofread and correct timing error.
For more specifically, in gps system, because the location is carried out by the distance between instrumented satellite and the GPS receiver in the position of known 3 satellites.By the wave propagation time between the light velocity and satellite and the GPS receiver is multiplied each other, can obtain the distance between satellite and the GPS receiver, wherein the time difference between the time of reception at launch time by calculating the satellite place and GPS receiver place, can access wave propagation time with internal clocking.
Simultaneously, a plurality of advantages of GPS especially are, it is opened in the world everyone, and amount purpose restriction of no use can locate in real time and Continuous Tracking, and its positioning accuracy is very high, is enough to be used in various application.
Yet, since so-called multipath effect and shortage visible satellite, the position of the target in the zone, cities and towns that is difficult to determine to be surrounded by pile.In addition, be difficult in and carry out accurate position in the basement of wherein tunnel, subway or the building of satellite-invisible (radio wave can not arrive) and determine.In addition, the TTFF (primary positioning time) more than the GPS receiver may need a few minutes to ten minute determines its position for the first time, and the user to location-based wireless the Internet service brings inconvenience thus.
A-GPS has solved some intrinsic problem of GPS.A-GPS is by combining GPS to determine with the cordless communication network resource position of mobile communication terminal.Mobile communication terminal is collected geography information from gps satellite and cordless communication network simultaneously, so that determine its 3 dimension positions in the earth (geodetic) coordinate (longitude, latitude and height above sea level) accurately.Wireless network and mobile communication terminal transmission and reception are included in the data or the message of the parameter that defines among IS (interim standard)-801-1.
Simultaneously, be used for the position determination system of mobile communication terminal, the performance estimation that the position is determined is very crucial for communication network operator.Yet the performance estimation in the A-GPS scheme is in the level of the call-flow message on the monitor screen of laptop computer, that define of monitoring display simply in IS-801-1 at present.This shortcoming that causes is, when can only finding normally to locate, can not discern the reason that causes relatively poor location.In other words, traditional location determines that system can not discern poor position and determine that performance is to be derived from the equipment that uses in cordless communication network, still be derived from the defective that mobile communication is interrupted, or (for example be derived from physical features, high-lager building, mountain peak, trees etc.), hindered thus it has in time been taken measures.
Summary of the invention
Therefore, the invention solves and appear at the problems referred to above of the prior art, the purpose of this invention is to provide a kind of method and system, when in utilizing the wireless/mobile communications network environment of A-GPS scheme, determining the position of mobile communication terminal, utilize the various parameters that in IS (interim standard)-801-1, define to monitor and determine relevant performance with the position of mobile communication terminal.
In order to realize this purpose, a kind of system is provided, the performance that the position that utilizes wireless network and A (assisting)-GPS to monitor mobile communication terminal is determined, this system comprises: the mobile communication terminal with GPS module, described module is used to pick up from GPS radio wave gps satellite, that comprise navigation data, and navigation data is sent to wireless network; Testing equipment, link to each other with mobile communication terminal by the wire/wireless link, be used to be loaded and the running wireless network routine analyzer, wherein the collection of LBS wireless network analysis program, analysis and processing are determined relevant data with the position, the data of having handled are categorized as the classification reference at least, and show classified data according to text or graphical format; And the position determines server, is used to receive the navigation data from wireless network, and navigation data is converted to longitude and latitude coordinate values, longitude and latitude coordinate values sent to mobile communication terminal, and carry out the transmission and the reception of relevant position established data.
According to a further aspect in the invention, a kind of method of the performance that the position of monitoring mobile communication terminal is determined in communication system is provided, described communication system comprises the portable terminal that picks up the GPS radio wave and receive LBS message, server is determined in the testing equipment that communicates with wireless communication terminal and the transmission of carrying out LBS message and the position of reception, and described method comprises step: (a) receive the LBS message from mobile communication terminal in real time; (b) analyze the LBS message that is received in real time; And the LBS Message Processing that (c) will analyze is the form of being asked, and shows switched LBS message according to text or graphical format.
According to a further aspect in the invention, a kind of computer-readable medium of storage LBS (position-based service) wireless network analysis program is provided, described LBS wireless network is by utilizing wireless network and A (assisting)-GPS (global positioning system), routine analyzer receives, analyze, handle and be presented at the LBS message that defines among the IP-801-1, wherein carry out the analysis of LBS message according to the LBS wireless network analysis program of computer language coding, show the LBD message of having analyzed, and the information of processing and display radio network, the information of gps satellite and text and/or pixel format have been included in the coordinate figure of measurement in the LBS message.
Description of drawings
In conjunction with the accompanying drawings, from following detailed description, above and other purpose of the present invention, characteristics and advantage will be more apparent, wherein:
Fig. 1 shows the block diagram that the supervisory control system 100 of performance is determined in the position that is used to monitor the A-GPS method according to the preferred embodiment of the invention;
Fig. 2 shows the LBS message of the communication between the server 162 of determining in mobile communication terminal 110 and position;
Fig. 3 has provided many satellites exemplary two dimensional constellation (constellation) of the actual position of pertaining mobile communication terminal 110; And
Fig. 4 is the exemplary screen of the coordinate figure of the mobile communication terminal 110 that shown that relevant concentric circles is measured according to the present invention.
Embodiment
Below, will provide the preferred embodiments of the present invention with reference to the accompanying drawings.In the drawings, although in different figure, show, utilize identical reference number or character to represent identical assembly.In addition, below of the present invention in the explanation, when it can make theme of the present invention not know, omit the known function that comprises here and the detailed description of configuration.
Fig. 1 shows the block diagram that the supervisory control system 100 of performance is determined in the position that is used to monitor the A-GPS method according to the preferred embodiment of the invention.
Brief but comprehensive system 100 according to the present invention comprises mobile communication terminal 110, testing equipment 120, wireless base station 130, mobile switching centre 140, STP 150, LBS system 160 and LBS platform 170.
Have gps antenna, GPS receiver, GPS chipset etc. so that can be from the mobile communication terminal 110 that flies and pick up the GPS radio wave broadcast around the gps satellite (not shown), from the GPS radio wave, extract navigation data, and navigation data is sent to LBS system 160.
Mobile communication terminal 110 can be PDA (personal digital assistant), cell phone, PCS (personal communication service) phone, Hand held PC, GSM (global mobile system) phone, W-CDMA phone, EV-DO phone, MBS (mobile broadband system) phone, WLL (wireless local loop) phone and digital TRS (clustered wireless system) phone.Here, the MBS phone refers to the mobile phone that uses in the 4th generation communication system.
Testing equipment 120 obtains various parameters from relevant location mobile communication terminal 110, that define by wired and/or wireless link in the IS-801-1 standard, analyzes and processing parameter, and the result of display analysis and processing.Here, radio communication is meant but is not limited to: infrared communication, Bluetooth communication or RF (radio frequency) communication.Testing equipment 120 has been loaded built-in LBS wireless network analysis program, is used for according to the present invention, utilizes the parameter define in IS-801-1, carries out the analysis of the performance that the position is determined and the demonstration of analysis result is provided.
Obtain mobile communication terminal 110 according to LBS wireless network analysis program of the present invention and determine server 162 LBS message that collect, that the IS-801-1 standard, define from the position, carry out analysis and display analysis result LBS message.In addition, the LBS wireless network analysis program show the current wireless network that links to each other with mobile communication terminal 110 information, collect and send the Pseudo-Random Noise Code of wireless base station of LBS message that self-alignment puts definite server 162 and the intensity of Pseudo-Random Noise Code.
According to mobile communications network of the present invention can be: CDMA (code division multiple access), GSM (global system for mobile communications), CDMA2000 1X, 3X, EV-DO, EV-DV, WCDMA (broadband CDME), PI (portable internet), WLL (wireless local loop) and digital TRS (clustered wireless system).
Multiple function is carried out in the wireless base station 130 that comprises BTS (base station transceiver system) 132 and BSC (base station controller) 134, for example handle call request from mobile communication terminal 110, and relaying parameter message that between mobile communication terminal 110 and LBS system 160, communicate by letter, that define in the IS-801-1 standard.
Base station transceiver system 132 is to carry out following network operating endpoint device usually: the transmission and the reception of base band signal process, wire/wireless conversion, wireless signal, especially in a preferred embodiment, carry out communicating by letter by mobile communication terminal 110 and testing equipment 120.
Base station transceiver system 132 is carried out the base station controller 134 of control comprehensively and carried out various functions, for example: decision, code conversion and vocoding, the gps clock with respect to transmission power control, soft handover or the direct-cut operation of the radio channel allocation of mobile communication terminal 110 and release, testing equipment 120 and base station transceiver system 132 distributes, the operation and maintenance of base station transceiver system 132.
Mobile switching centre 140 control wireless base stations are so that more effectively operate and communicate with the electronic switching system (ESS) that is installed in the public telephone network.Data or message that mobile switching centre 140 receives from mobile communication terminal 110 by wireless base station 130, and the data that received or message are sent to the position determine server 162.
Signal transmission point (STP) the 150th, the signal relay station is used for relaying and the signal message that exchanges the ITU-T common channel signalling system.The signal network that utilizes STP 150 to form is operated according to the dereferenced pattern that voice path is not associated with signal path.Transmit various signals by STP 150 with voice path, rather than switching center, reliability and cost benefit improved thus.In addition, STP 150 switching signal message.When can not repeating signal message, STP 150 notifies another switching center with signal message.
LBS system 160 comprises that the position determines server 162 and MPC (mobile positioning center) 164.The navigation data that server by utilizing receives from mobile communication terminal 110 by wireless network, calculating longitude and latitude coordinate values are determined in the position.In addition, the position determines that server 162 is sent in the definite middle help data of using in position of mobile communication terminal 110, and calculates the distance between gps satellite and the mobile communication terminal 110.Here, send the help data according to ICP/IP protocol.
Mobile positioning center 164 obtains determining in the position longitude and the latitude coordinate values of the mobile communication terminal 110 that server 162 places are calculated, and coordinate figure is sent to the LBS platform 170 that various position-based services are provided.
Briefly, LBS platform 170 refers to be used for providing to mobile communication terminal 110 application server of position-based service.LBS platform 170 obtains the longitude and the latitude coordinate values of mobile communication terminal, carries out Coordinate Conversion etc., and location-based service is provided at last.Determine exchanges data between server 162 or the centre of location 164 and the LBS platform 170 based on the ICP/IP protocol executing location.
Fig. 2 shows the LBS message of the communication between the server 162 of determining in mobile communication terminal 110 and position.
With reference to the exemplary screen of figure 2, shown transmitting time, type of message and the message name of the LBS message that in the IS-801-1 standard, defines.On the screen of testing equipment 120, be presented at mobile communication terminal 110 and position in real time and determine between the server these message of sending and receiving.The user can be easily rearranges the message that has rearranged that message and monitoring show according to the time of message and type on testing equipment 120.
As shown in Figure 2, the type of message by LBS wireless network analysis program according to the present invention analysis and demonstration is: " asking MS information ", " the request pilot phase is measured ", " MS information is provided ", " providing pilot phase to measure ", " providing pseudo-distance to measure ", " it is auxiliary to provide GPS to obtain ", " providing GPS sensitivity to assist ", " response of request position " etc.
The LBS wireless network analysis program is categorized as the forward channel message relative with backward channel message with LBS message, and differently show the LBS message of classification, wherein forward channel message refers to the LBS message of determining that from the position server 162 sends to mobile communication terminal 110, and backward channel message refers to determine the message that server 162 sends from wireless communication terminal 110 to the position.In addition, the LBS wireless network analysis program is according to sending or time of reception, or according to type of message etc., LBS message is categorized as: request type (Req_Type) and respond style (Resp_Type), so that differently show the message of each classification.
Return Fig. 2, will just be displayed on the right-hand side of screen in " MS information is provided " details of message of the remarkable mark of the left-hand side of screen the third line.Right-hand side at screen, be presented at the information of the auxiliary data of using in the GPS radio wave reception of mobile communication terminal, for example, GPS obtains that auxiliary, GPS sensitivity is auxiliary, GPS year calendar, GPS ephemeris (ephemeris), GPS navigation message bit, GPS year calendar are proofreaied and correct and the automatic acquisition capability of GPS.
Here, can learn that message " provides MS information ", no longer goes through from the IS-801-1 standard.
Fig. 3 has provided many satellites exemplary two dimensional constellation of the actual position of pertaining mobile communication terminal 110.
Provide explanation in conjunction with Fig. 1 and Fig. 3 now.The position determines that " it is auxiliary to provide GPS to obtain " message that server 162 will define sends to mobile communication terminal 110 in IS-801-1.Mobile communication terminal 110 sends to the testing equipment 120 that is connected to mobile communication terminal 110 by the wire cable link with " it is auxiliary to provide GPS to obtain " message.As a result, the LBS wireless network analysis program extract be included in " it is auxiliary to provide GPS to obtain " message, at the azimuth and the elevation angle of each satellite.The azimuth and the elevation angle that the utilization of LBS wireless network analysis program is extracted show that on two dimensional surface at least one is from the visible gps satellite in the position of mobile communication terminal 110.
Simultaneously, the LBS wireless network analysis program utilizes particular color to represent that the position determines that server 162 offers information mobile communication terminal 110, gps satellite (identification number of gps satellite), and the information of the gps satellite that mobile communication terminal 110 perceives from " providing pseudo-distance to measure " message is provided.Next, the gps satellite that the LBS wireless network analysis program utilizes different color showing mobile communication terminals 110 to perceive on same screen makes the user can obtain the knowledge of the satellite that mobile communication terminal 110 perceives thus in the authentic testing environment.
Return Fig. 3, around concentric circles, represented to be included in mobile communication terminal 110 identification number (PRN number) of the gps satellite " providing GPS to obtain " message that server 162 receives is provided from the position, and the identification number of the actual gps satellite that obtains of " providing GPS to obtain " message is provided mobile communication terminal 110.Here, represent concentric circles with reference to the elevation angle, the outermost circumference is 0 degree, and the next one is 30 degree, and the next one is 60 degree, and the center is 90 degree.
In the concentric circles of Fig. 3, gps satellite 8,10,15,17,23,26 and 29 identification number are the information that is included in " providing GPS to obtain " message, and the identification number of gps satellite 6,9,18 and 24 is mobile communication terminal 110 actual information that obtains from " providing GPS to obtain " message.When the matching number between this two group id number is big, think that the position determines better performances.
The LBS wireless network analysis program makes the C/No (carrier-to-noise ratio) or the intensity of the GPS radio wave that screen display sends from actual each gps satellite that obtains of mobile communication terminal 110, and the correlated identities number that shows gps satellite.Here, C/No is the receiving sensitivity of expression from the GPS radio wave broadcast of each gps satellite.In other words, C/No is the signal to noise ratio of 1Hz bandwidth, and is the important indicator of GPS receiver capability evaluation.The C/No value is big more, and the ability that mobile communication terminal 110 receives the GPS radio wave is strong more.Shown in the bottom of Fig. 3, the LBS wireless network analysis program utilizes the bar chart in the two-dimensional coordinate system to show the C/No value of the identification number of gps satellite and C/No value separately and numeral.
Fig. 4 is the exemplary screen of the coordinate figure of the mobile communication terminal 110 that shown that relevant concentric circles is measured according to the present invention.
Describe in conjunction with Fig. 1 and Fig. 4, the position determines that server 162 transmissions comprise " the position response is provided " message of the longitude and the latitude value of mobile communication terminal 110.Subsequently, " the position response is provided " message that arrives mobile communication terminal 110 is forwarded to testing equipment 120 by the wire cable link, at last, the LBS wireless network analysis program is extracted longitude and the latitude value be included in " the position response is provided " message, and is point on the map with numerical reconstruction.For displayed map on screen, testing equipment 120 has been loaded electronic map data.
Here, according to WGS (world's measuring system)-84 format analysis processing be stored in electronic map data in the testing equipment 120.For example, map can also show that the center of circle is positioned at the concentric circles of ad-hoc location with interval and 4 direction crosspoints of 50 meters.In addition, the LBS wireless network analysis program can be reference with concentric circles or 4 direction crosspoints, dwindles or enlarged map, and shows the map that has dwindled or amplified.
The LBS wireless network analysis program is extracted and to be included in longitude and the latitude data of determining the mobile communication terminal 110 " the position response is provided " message that server 162 receives from the position, and shows the position of mobile communication terminal on map.
For more specifically, the LBS wireless network analysis program shows some zones of map around the coordinate figure of actual position of mobile communication terminal 110.Here, the coordinate figure of actual position is defined as the mean value of measuring position (longitude and Position Latitude).At least show a concentric circles with different radii, wherein each concentrically ringed center of circle is the coordinate figure of actual position.For example, concentrically ringed radius can be 10m, 20m, 30m, 50m, 100m, 150m etc.
Next, wireless network analysis program is extracted longitude and latitude value from " the position response is provided " message that is received from mobile communication terminal 110, and shows longitude and latitude value on map.Under the situation of the position of determining mobile communication terminal 110 continuously, sequentially on map, indicate measured positional value.Therefore, the measured value of indication continuous measurement in each concentric circles as shown in Figure 4.
Simultaneously, LBS wireless network analysis program according to the present invention is supported fixed reference pattern and mobile object of reference pattern simultaneously.The fixed reference pattern refers to a kind of map-indication method, wherein with the fixed-site of mobile communication terminal 110 in certain a bit, analyze the also position of indication measurement, and mobile object of reference pattern refers to another kind of map-indication method, wherein in the position of mobile communication terminal 110 when moving about map, analyze and the position of indication measurement.Under the situation of mobile object of reference pattern, the real-time measuring position of mobile communication terminal 110 is set to be positioned at all the time the center of map, so that its being shifted according to the position of mobile communication terminal 110.
Sequence is measured in trunnion axis (x-axle) expression, the site error between vertical axis (y-axle) expression actual position and the measuring position.The site error relevant with measuring sequence is expressed as a little in real time, and each consecutive points is connected to a line continuously, so that can easily read the trend of range error.
The LBS wireless network analysis program is estimated and is shown: the number of overall measurement; Has its radius respectively less than the number of the measurement of the site error of 10m, 20m, 30m, 50m, 100m, 150m; And/or the minimum position error from overall measurement point counts, and has the number of the measurement of site error within 67% or 95%.With reference to figure 4, can be known, 67% measurement point drops in the circle of radius 38.5m, and 95% measurement point drops in the circle of radius 100.7m, and the center of circle of each circle is the actual position of mobile communication terminal 110.
Certainly, can change the ratio or the scope of site error.In addition to the above, the LBS wireless network analysis program can be calculated and show so-called " (bias east) by east " or " (biasnorth) by north ", wherein bias east is the average level component to the site error of special time accumulation, and bias north is the average vertical to the site error of special time accumulation.
Simultaneously, LBS wireless network analysis program according to the present invention can be stored in the computer-readable recording medium, wherein storage medium can be following any one: floppy disk, hard disk, ZIP dish, JAZ dish, compact disk, DVD (digital versatile disc).
Although the purpose for demonstration has illustrated the preferred embodiments of the present invention, it will be appreciated by those skilled in the art that, do not breaking away under the situation of disclosed scope of the present invention of claims and essence, various modifications, interpolation and replacement all are fine.
Industrial applicability
As mentioned above, by utilizing the method according to this invention and system, can be fast with effective The ground executing location is determined the estimation of performance.
In addition, when carrying out location positioning, because the method according to this invention and system provide The prompting sign of location positioning failure cause, wireless carriers can provide higher to the user The location of quality.

Claims (33)

1, a kind of system, the performance that the position that utilizes wireless network and A (assisting)-GPS to monitor mobile communication terminal is determined, this system comprises:
Mobile communication terminal with GPS module is used to pick up from GPS radio wave gps satellite, that comprise navigation data, and navigation data is sent to wireless network;
Testing equipment, link to each other with mobile communication terminal by the wire/wireless link, be used to be loaded and the running wireless network routine analyzer, wherein the collection of LBS wireless network analysis program, analysis and processing are determined relevant data with the position, the data of having handled are categorized as the classification reference at least, and show classified data according to text or graphical format; And
Server is determined in the position, is used to receive the navigation data from wireless network, and navigation data is converted to longitude and latitude coordinate values, and longitude and latitude coordinate values are sent to mobile communication terminal, and carries out the transmission and the reception of relevant position established data.
2, system according to claim 1 is characterized in that, relevant position established data is that mobile communication terminal is determined the LBS message that server obtains from the position, definition LBS message in the IS-801-1 standard.
3, system according to claim 2, it is characterized in that, LBS wireless communication network analysis LBS message and temporal information, the title of LBS message and the type of message of indicating LBS message to send or receive continuously, wherein the type of message is that LBS message is forward channel message, backward channel message, request message or response message.
4, system according to claim 3, it is characterized in that the title of LBS message is one of following: " request MS information ", " the request pilot phase is measured ", " MS information is provided ", " providing pilot phase to measure ", " providing pseudo-distance to measure ", " it is auxiliary to provide GPS to obtain ", " provide GPS sensitivity auxiliary ", " response of request position ".
5, system according to claim 1 and 2, it is characterized in that, the analysis of LBS wireless network analysis program also shows the information of relevant gps satellite, and wherein the information about gps satellite is more than of following project who is included in " providing GPS to obtain " message: the sum of azimuth, the elevation angle, gps satellite and the identification number of each satellite.
6, system according to claim 1 and 2, it is characterized in that, LBS radio communication parser analysis also shows the information of relevant gps satellite, and wherein the information about gps satellite is more than of following project who is included in " providing pseudo-distance to measure " message: the sum of gps satellite and the identification number of each satellite.
7, system according to claim 2 is characterized in that, LBS radio communication routine analyzer extracts and show the information of relevant wireless network, the Pseudo-Random Noise Code of wireless base station that sends LBS message and the intensity of Pseudo-Random Noise Code from LBS message.
8, system according to claim 7, it is characterized in that wireless network is with one of lower network: CDMA (code division multiple access), GSM (global system for mobile communications), CDMA20001X, 3X, EV-DO, EV-DV, WCDMA (wideband CDMA) and PI (portable internet).
9, system according to claim 1 is characterized in that, mobile communication terminal communicates with testing equipment by infrared communication link, bluetooth communication link or radio link.
10, system according to claim 1 is characterized in that, mobile communication terminal is determined the relevant position of server exchange established data by TCP/IP (transmission control protocol/Internet Protocol) link with the position.
11, system according to claim 1, it is characterized in that mobile communication terminal is one of following: PDA, cell phone, PCS (personal communication service) phone, Hand held PC, GSM (global mobile system) phone, W-CDMA phone, EV-DO phone and MBS (mobile broadband system) phone.
12, a kind of method of the performance that the position of monitoring mobile communication terminal is determined in communication system, described communication system comprises the portable terminal that picks up the GPS radio wave and receive LBS message, server is determined in the testing equipment that communicates with wireless communication terminal and the transmission of carrying out LBS message and the position of reception, and described method comprises step:
(a) receive LBS message in real time from mobile communication terminal;
(b) analyze the LBS message that is received in real time; And
(c) the LBS Message Processing that will analyze is the form of being asked, and shows switched LBS message according to text or graphical format.
13, method according to claim 12 is characterized in that, LBS message is the message that defines in the IS-801-1 standard.
14, method according to claim 12 is characterized in that, at step (a), testing equipment is obtained LBS message from mobile communication terminal by wired and/or wireless link.
15, method according to claim 12 is characterized in that, is carried out reception, analysis, handles and is shown by the LBS wireless network analysis program that is loaded in the testing equipment.
16, a kind of computer-readable recording medium of storage LBS (position-based service) wireless network analysis program, by utilizing wireless network and A (assisting)-GPS (global positioning system), described LBS wireless network analysis program receives, analyze, handle and be presented at the LBS message that defines among the IP-801-1, wherein carry out the analysis of LBS message according to the LBS wireless network analysis program of computer language coding, show the LBD message of having analyzed, and the information of processing and display radio network, the information of gps satellite and be included in the coordinate figure of measurement in the LBS message with text and/or pixel format.
17, computer-readable recording medium according to claim 17, it is characterized in that, the LBS wireless network analysis program shows temporal information, the title of LBS message and the type of message that LBS message sends or receives, and wherein the type of message is that LBS message is forward channel message, backward channel message, request message or response message.
18, storage medium according to claim 17, it is characterized in that the title of LBS message is one of following: " request MS information ", " the request pilot phase is measured ", " MS information is provided ", " providing pilot phase to measure ", " providing pseudo-distance to measure ", " it is auxiliary to provide GPS to obtain ", " provide GPS sensitivity auxiliary ", " response of request position ".
19, storage medium according to claim 17 is characterized in that, about the information of wireless network be following at least one of them: kind, the Pseudo-Random Noise Code of wireless base station and the intensity of Pseudo-Random Noise Code of handling the wireless network of LBS message.
20, storage medium according to claim 19, it is characterized in that wireless network is with lower network one of at least: CDMA (code division multiple access), GSM (global system for mobile communications), CDMA20001X, 3X, EV-DO, EV-DV, WCDMA (wideband CDMA) and PI (portable internet).
21, storage medium according to claim 19, it is characterized in that, about the information of gps satellite is more than of following project who is included in " providing GPS to obtain " message: the sum of azimuth, the elevation angle, gps satellite and the identification number of each satellite.
22, storage medium according to claim 16 is characterized in that, about at least one of the following project of information of gps satellite: the sum of gps satellite and the identification number of each satellite.
23, according to claim 21 or 22 described storage mediums, it is characterized in that, on the screen that has shown more than a concentric circles and 4 direction crosspoints, utilize different colors, text or pattern differently to indicate each information of gps satellite, described concentric circles has been indicated continuously from 0 and has been spent to the angle of 90 degree.
24, storage medium according to claim 18, it is characterized in that, wireless network analysis program is fastened identification number and the C/No (carrier-to-noise ratio) that shows each satellite at plane coordinates, described identification number and carrier-to-noise ratio include in " providing pseudo-distance to measure " message, and wherein C/No represents the receiving sensitivity of GPS radio wave.
25, storage medium according to claim 16 is characterized in that, has stored map datum in the LBS wireless network analysis program, and measured coordinate figure is shown as a little, and the map around the display dot.
26, storage medium according to claim 25 is characterized in that, map datum is WGS (world's measuring system)-84 forms.
27, storage medium according to claim 25 is characterized in that, the LBS wireless network analysis program can be an object of reference with concentric circles or 4 direction crosspoints, dwindles or enlarged map, and shows the map that dwindles or amplify.
28, storage medium according to claim 25, it is characterized in that, the LBS wireless network analysis program is supported fixed reference pattern and mobile object of reference pattern simultaneously, wherein the fixed reference pattern refers to a kind of map-indication method, wherein with the fixed-site of mobile communication terminal in certain a bit, the position of indication measurement, and mobile object of reference pattern refers to another kind of map-indication method, wherein in the position of mobile communication terminal when moving about map, the position of indication measurement.
29, storage medium according to claim 16 is characterized in that, the LBS wireless network analysis program is order display position error in real time, and described site error represents to measure poor between coordinate figure and the actual position.
30, storage medium according to claim 29 is characterized in that, the ratio of site error is adjustable.
31, storage medium according to claim 29 is characterized in that, the number of overall measurement is estimated and shown to the LBS wireless network analysis program; When the minimum position error from overall measurement point began to count, the number of measurement had the site error in the radius prescribed limit.
32, storage medium according to claim 31, it is characterized in that, the LBS wireless network analysis program can be calculated and show " by east " or " by north ", and wherein by east is the average level component of site error, and by north be the average vertical of site error.
33, storage medium according to claim 16 is characterized in that, described storage medium is one of following: floppy disk, hard disk, ZIP dish, JAZ dish, compact disk and DVD (digital versatile disc).
CNB2004800034869A 2003-02-04 2004-02-04 Utilize cordless communication network and A-GPS to monitor the method and system that mobile terminal locations is determined performance Expired - Fee Related CN100574150C (en)

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CN101459921B (en) * 2007-12-14 2011-05-04 宏达国际电子股份有限公司 Method for evaluating mobile communication device utilizing field test logs and system thereof
WO2011069400A1 (en) * 2009-12-11 2011-06-16 惠州Tcl移动通信有限公司 Method for realizing assisted global position system (a-gps) by personal computer (pc)
WO2012152040A1 (en) * 2011-10-17 2012-11-15 中兴通讯股份有限公司 Mobile broadband device and assisted positioning method therefor
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US7751825B2 (en) 2002-06-27 2010-07-06 Qualcomm Incorporated Controlling geographic location information of devices operating in wireless communication systems
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Publication number Priority date Publication date Assignee Title
CN101459921B (en) * 2007-12-14 2011-05-04 宏达国际电子股份有限公司 Method for evaluating mobile communication device utilizing field test logs and system thereof
WO2011069400A1 (en) * 2009-12-11 2011-06-16 惠州Tcl移动通信有限公司 Method for realizing assisted global position system (a-gps) by personal computer (pc)
US8626199B2 (en) 2009-12-11 2014-01-07 Huizhou Tcl Mobile Communication Co., Ltd. Method for PC to realize A-GPS
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CN102788982A (en) * 2012-08-14 2012-11-21 东莞市泰斗微电子科技有限公司 Assisted positioning-monitoring system

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