CN1334925A - Provisioning of GPS assistance data in WCDMA network - Google Patents

Provisioning of GPS assistance data in WCDMA network Download PDF

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Publication number
CN1334925A
CN1334925A CN99815932A CN99815932A CN1334925A CN 1334925 A CN1334925 A CN 1334925A CN 99815932 A CN99815932 A CN 99815932A CN 99815932 A CN99815932 A CN 99815932A CN 1334925 A CN1334925 A CN 1334925A
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China
Prior art keywords
network
wcdma
terminal
auxiliary data
mobile
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Pending
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CN99815932A
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Chinese (zh)
Inventor
J·L·克兰斯默
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Ericsson Inc
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Ericsson Inc
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Publication of CN1334925A publication Critical patent/CN1334925A/en
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    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B7/00—Radio transmission systems, i.e. using radiation field
    • H04B7/24—Radio transmission systems, i.e. using radiation field for communication between two or more posts
    • H04B7/26—Radio transmission systems, i.e. using radiation field for communication between two or more posts at least one of which is mobile
    • 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
    • G01S19/07—Cooperating elements; Interaction or communication between different cooperating elements or between cooperating elements and receivers providing data for correcting measured positioning data, e.g. DGPS [differential GPS] or ionosphere corrections
    • G01S19/071—DGPS corrections
    • 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

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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

A method of provisioning differential GPS (DGPS) assistance data (58, 59) over a WCDMA wireless communication network (10) to facilitate positioning of mobile communication devices (12, 20). The method comprises providing differential GPS assistance data over a dedicated physical data channel (DPDCH) and/or a dedicated physical control channel (DPCCH). The mobile communication terminal has an integrated GPS receiver and can comprise of cellular or PCS telephony handsets, a mobile computer, PDAs, etc. The present invention facilitates a mechanism for providing the DGPS assistance data to achieve positioning of the mobile communication device accuracy down to about 5 meters.

Description

In a WCDMA network, provide GPS auxiliary data
Invention field
The relevant cordless communication network of the present invention, particularly, the running fix in relevant Wideband Code Division Multiple Access (WCDMA) (WCDMA) third generation (3G) network.
Background of invention
Cordless communication network comprises the fixed wireless and the cellular mobile communications network of sustainable development.Have several available technology and can be used to provide and comprise CDMA, TDMA, GSM, AMPS and D-AMPS are in interior radio communication.These networks are in the All Around The World sustainable development.Current, global many equipment suppliers are building different systems and generally by standardization groups come work, to guarantee the public property and the intercommunity of different system.
Along with cordless communication network enters next century, a kind of novel wireless network that is called Wideband Code Division Multiple Access (WCDMA) (WCDMA) third generation (3G) develops.These third generation wireless systems are slowly becoming the realization of FPLMN.
We wish to provide the position of mobile subscriber in wireless network.Current, the realization of this problem is based on poor (TDOA) technology time of arrival, and it can make bearing accuracy drop to about 18m.Although this precision is enough for some are used, and can realize this precision in current network,, require to locate more accurately the mobile subscriber in some cases.A kind of improved location method can also reduce the desired extra capacity that is used to locate in the network.Now, still develop, to determine how to locate a movement station better, especially in 3G network based on WCDMA in the technology that standard committee is conferred.
Summary of the invention
Technological merit of the present invention is to provide a kind of like this method, and in a WCDMA system, by Dedicated Physical Data Channel (DPDCH), and/or Dedicated Physical Control Channel (DPCCH) provides differential GPS auxiliary data.By differential GPS is provided on these channels auxiliary data, one can be accurate to the bearing accuracy of movement station about 5m based on the movement station with a GPS receiver in the 3G network of WCDMA.
Mobile subscriber terminal can comprise a mobile honeycomb movement station, and for example PCS or cell phone but, also can comprise a computing machine, or a PDA.
Mobile communication terminal among the present invention comprises the mechanism of same auxiliary radio communication network exchange radio communication, also comprises the device that receives differential GPS auxiliary data by a DPCH such as DPDCH or DPCCH.Mobile communication terminal also comprises circuit and the software in the GPS receiver, so that determine the position of mobile communication terminal with higher resolution, this position is the function of this GPS auxiliary data.
The accompanying drawing summary
Fig. 1 is the calcspar of a cordless communication network, comprises the WCDMA wireless network of a third generation system;
Fig. 2 is the process flow diagram of the inventive method, provides differential GPS (DGPS) auxiliary data by DPDCH on the WCDMA carrier wave or DPCCH, with the differential GPS location of a movement station in the network enabled;
Fig. 3 is the calcspar that the form of differential GPS auxiliary data is provided by DPCCH;
Fig. 4 is the calcspar of another example of the present invention, provides differential GPS auxiliary data by DPDCH.
The description of most preferred embodiment
Fig. 1 illustration as the calcspar of a communication network 10 of preferred embodiment of the present invention.Communication network 10 preferably includes a radiotelephony network, and this net comprises an originating mobile station 12, and it couples by a RF communication link and an auxiliary WCDMA originating network 14.Originating mobile station 12 is a Wireless Telecom Equipment that comprises a wireless mobile preferably.Start WCDMA network 14 and transmission network or communication link 16 couples, and it can comprise a public switch telephone network (PSTN), but, also can be made up of other networks, if desired, can comprise an optical networking.Transmission network 16 is interface and transmission of electric signals between originating network 14 and terminal network 18, comprises the digitize voice calling.Terminal network 18 can be identical or different with originating network 14, and can comprise AMPS, D-AMPS, TDMA, GSM and IS-95 network.For instance, terminal network 18 is described to a WCDMA network.Terminal network 18 couples by a RF link and terminal movement station 20 and is its service, and terminal movement station 20 can be made up of a fixing or movement station, for example radio honeycomb or PCS user.Wireless station and network can have coder, for the digital signal of transmitting on transmission network 16 provides coding and decoding.
The WCDMA network 14 that starts comprises a basic transmitting-receiving station (PTS) 30, and it moves or fixed station 12 services for starting by a radio frequency (PF) link.Each BTS30 is 12 services of a plurality of stations,, for the purpose of simplifying and illustrating, only shows a station 12 herein.Originating network 14 also comprises 32 and internet exchange systems of a radio network controller (RNC) (NSS) 34.Sometimes, BTS and RNC are called a basic switching station (BSS) jointly.RNC32 is the interface audio call between BTS30 and NSS34, and here, RNC32 is generally a plurality of BTS30 services, is illustration the present invention,, only shows a BTS30 herein.Similarly, NSS34 is a plurality of RNC32 services, is illustration the present invention,, only shows a RNC32 herein.NSS34 comprises an original location register (HLR), a mobile positioning node and a Visited Location Registor (VLR), and it comprises and stores the various information at the station 12 that current originating network 14 is served.
Terminal network 18 comprises a DTS40, and it serves terminal station 20, and usually, it serves a plurality of stations 20.Terminal network also comprises a RNC42 and NSS44.Terminal network 18 can according to originating network 14 identical operations protocol operations, that is, they are the WCDMA networks, perhaps, terminal network 18 can be different with originating network 14, that is, originating network is WCDMA, and terminal network can be based on AMPS, D-AMPS, GSM, TDMA or IS-95 agreement.NSS44 comprises a HLR and a VLR, and this VLR is used to preserve the information registering at terminal network 18 current all stations 20 of serving.One provides GPS auxiliary data locating information with reference to GPS receiver 46 to corresponding network 14 and network 18, uses for originating mobile station 12 of the present invention.
Transmission network 16 is a PSTN preferably.Start NSS34 and terminal NSS44 exchanges digital voice data thereon, and these data are preferably with pulse tape code modulation (PCM) form coding, and with the speed emission of about 64kbps.Although PCM is a kind of recommendation coded format,, also can use other coded format according to the present invention.Similarly, the present invention also can use other speed that is different from 64kbps.Generally, digital voice data can transmit on transmission network 16 with originating network 14 and terminal network 18 any form all compatible and that support.
Referring now to Fig. 2, show here from reference GPS receiver 46 and provide differential GPS (DGPS) message flow chart of auxiliary data to user terminal 12 by transmission network 16.Shown in 52, the DGPS auxiliary data is the node (for example BTS32) by network 10, through air interface, and by Dedicated Physical Data Channel (DPDCH), or Dedicated Physical Control Channel (DPCCH), provide to user terminal 12 continuously.
54, show a locating request message of RNC/ core network 34 emissions, the location of this message initiated user terminal 12.This message as locating request message 56 by BTS/ Node B 32 to user terminal 12 forward transmission.
58, user terminal 12 has an integrated GPS receiver, and the DGPS auxiliary data that its processing network 10 provides is with the position of definite user terminal 10, or the positioning action of assist user terminal, this operation is the technology of knowing according to the industry, utilizes the gps satellite information and executing.This differential GPS auxiliary data can quicken to have earlier from the search of gps satellite (not shown) the process of information, and to determine the position of user terminal 12, its resolution is approximately 5 meters.User terminal 12 provides the current location of user terminal 12 to BTS/ Node B 32 in location response message 58, this message is transmitted to RNC/ core network 34 in location response message 59.Subsequently, can continue as required provides DGPS auxiliary data by air interface on DPDCH or DPCCH, for using in the future.
User terminal 12 can be made up of many mobile communication equipments, comprises PCS and cellular mobile phone, is furnished with the computing machine of suitable remote access circuit and PDA etc.Like this, there is not restriction among the present invention to the mobile subscriber terminal 12 of particular type.Also have, of the present invention said be the differential GPS auxiliary data that particular type is provided by DPDCH on the WCDMA or DPCCH (both or optional one), bearing accuracy is dropped to about 5 meters.The integrated differential GPS receiver of WCDMA end user terminal can be integrated in the equipment, for example, is embedded in the handle of movement station, or in annex.In addition, exterior PC or PDA can be furnished with an integrated differential GPS receiver, as a point-device map tool, are used for fleet's management etc.
Referring now to Fig. 3, wherein show at Dedicated Physical Control Channel (DPCCH) and go up the calcspar that a kind of communication format of DGPS auxiliary data is provided to mobile subscriber 12.As shown in the figure, the packet 60 of DPCCH comprises a time slot, and this time slot has an about time frame of 0.625 millisecond.This packet 60 comprises a title (being made up of N position that comprises guiding), a transmission frame indicator (TFI) and a through-put power control (TPC).These data generally are used to control the power of movement station 12 on the up-link.
This packet 60 is made up of a time slot in some time slots of a frame shown in 62, these time slot one total about 10 milliseconds frame times.Frame 62 is formed by one in a plurality of frames, and these a plurality of frames are formed an about superframe of 720 milliseconds together.
Still with reference to Fig. 3, the DGPS auxiliary data generally is made up of about 5 time slots 60 in the frame 62.But,, provide the required timeslot number of DGPS auxiliary data to increase or to reduce along with the development of standard, in the present invention, not to providing required timeslot number of DGPS auxiliary data and length to limit.
Referring now to Fig. 4, show another example of the present invention here, herein, the DGPS data provide on Dedicated Physical Control Channel (DPDCH) 70.Each packets of information 70 all is to be made of a time slot in the several slots, and this several slots forms a frame 72.These time slots constitute a frame in several frames 72 together, and several frames 72 constitute a superframe 74.In this example, the DGPS auxiliary data provides in about 4 or 5 time slots 70, but, among the present invention, information format is not added restriction.
In the present invention,, provide differential GPS auxiliary data,,, obtain technical improvement with this to assist the location mobile subscriber to a mobile subscriber by the DPDCH and/or the DPCCH of a WCDMA 3G cordless communication network.The invention provides a mechanism, be convenient to mobile communication terminal 12 and realize that bearing accuracy is about 5 meters.User terminal 12 is furnished with an integrated differential GPS receiver, so that mobile device 12 is with the communication of WCDMA network 10.In addition, user terminal 12 is furnished with circuit and software, so that utilize the DGPS auxiliary data to realize the location of mobile device 12.The present invention comprises the mechanism of a supply data, so that in 3G WCDMA system, provide point-device map tool, and fleet's management etc.
Although below described the present invention with reference to concrete preferred embodiment, present technique professional person can recognize by above introduction, can change the present invention.Therefore, appended claim is extensive as far as possible, changes to comprise this all classes.

Claims (20)

1. in cordless communication network, provide a kind of method of GPS auxiliary data to mobile subscriber terminal, this method may further comprise the steps:
(a), provide differential GPS auxiliary data to described mobile subscriber terminal from a system node of described cordless communication network by a Dedicated Physical Data Channel (DPDCH); With
(b) described mobile subscriber terminal receives described differential GPS auxiliary data on described DPDCH, to determine the position of described mobile subscriber terminal.
2. method as claimed in claim 1, wherein, described cordless communication network comprises a Wideband Code Division Multiple Access (WCDMA) (WCDMA) network.
3. method as claimed in claim 2, wherein, described mobile subscriber terminal comprises a mobile phone.
4. method as claimed in claim 2, wherein, described mobile subscriber terminal comprises a computing machine.
5. method as claimed in claim 2, wherein, described mobile subscriber terminal comprises a PDA.
6. in a cordless communication network, provide a kind of method of GPS auxiliary data to mobile subscriber terminal, this method may further comprise the steps:
(a), provide differential GPS auxiliary data to described mobile subscriber terminal from a system node of described cordless communication network by a Dedicated Physical Control Channel (DPCCH); With
(c) described mobile subscriber terminal receives described differential GPS auxiliary data on described DPCCH, to determine the position of described mobile subscriber terminal.
7. method as claimed in claim 6, wherein, described cordless communication network comprises a Wideband Code Division Multiple Access (WCDMA) (WCDMA) network.
8. method as claimed in claim 7, wherein, described mobile subscriber terminal comprises a mobile phone.
9. method as claimed in claim 7, wherein, described mobile subscriber terminal comprises a computing machine.
10. method as claimed in claim 7, wherein, described mobile subscriber terminal comprises a PDA.
11. a mobile communication terminal comprises:
A kind of switch, be used for the communication of same auxiliary radio communication network exchange and
A kind of device is used for receiving differential GPS auxiliary data by a Dedicated Physical Data Channel (DPDCH), and as the function of described differential GPS auxiliary data, determines the position of described mobile communication terminal.
12. as the mobile communication terminal of claim 11, wherein, described cordless communication network comprises a Wideband Code Division Multiple Access (WCDMA) (WCDMA) network, described switch is suitable for described WCDMA network service.
13. as the mobile communication terminal of claim 12, wherein, described terminal comprises a mobile phone.
14. as the mobile communication terminal of claim 12, wherein, described terminal comprises a computing machine.
15. as the mobile communication terminal of claim 12, wherein, described terminal comprises a PDA.
16. a mobile communication terminal comprises:
A kind of switch, be used for the communication of same auxiliary radio communication network exchange and
A kind of device is used for receiving differential GPS auxiliary data by a Dedicated Physical Control Channel (DPCCH), and as the function of described differential GPS auxiliary data, determines the position of described mobile communication terminal.
17. as the mobile communication terminal of claim 16, wherein, described cordless communication network comprises a Wideband Code Division Multiple Access (WCDMA) (WCDMA) network, described switch is suitable for described WCDMA network service.
18. as the mobile communication terminal of claim 17, wherein, described terminal comprises a mobile phone.
19. as the mobile communication terminal of claim 12, wherein, described terminal comprises a computing machine.
20. as the mobile communication terminal of claim 12, wherein, described terminal comprises a PDA.
CN99815932A 1998-12-08 1999-11-05 Provisioning of GPS assistance data in WCDMA network Pending CN1334925A (en)

Applications Claiming Priority (2)

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US20962098A 1998-12-08 1998-12-08
US09/209,620 1998-12-08

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CN1334925A true CN1334925A (en) 2002-02-06

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JP (1) JP2002540644A (en)
KR (1) KR20010080715A (en)
CN (1) CN1334925A (en)
AR (1) AR021572A1 (en)
AU (1) AU2022100A (en)
CA (1) CA2353539A1 (en)
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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1808170B (en) * 2006-02-23 2010-05-26 林秋城 Positioning monitoring system based on GPS technology

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6411892B1 (en) * 2000-07-13 2002-06-25 Global Locate, Inc. Method and apparatus for locating mobile receivers using a wide area reference network for propagating ephemeris
US6538601B2 (en) * 2001-02-27 2003-03-25 Itt Manufacturing Enterprises, Inc. Hybrid system for position determination by a mobile communications terminal
US7477906B2 (en) * 2004-02-27 2009-01-13 Research In Motion Limited Methods and apparatus for facilitating the determination of GPS location information for a mobile station without disrupting communications of a voice call
CN100344986C (en) * 2004-12-28 2007-10-24 武汉中国光谷信息产业股份有限公司 Vehicle mounted GPS and CDMA composite positioning method and terminal
WO2006134413A1 (en) * 2005-06-13 2006-12-21 Nokia Corporation Supporting an assisted satellite based positioning
KR100802081B1 (en) 2006-03-31 2008-02-11 주식회사 케이티프리텔 Method and system for providing path service

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5528248A (en) * 1994-08-19 1996-06-18 Trimble Navigation, Ltd. Personal digital location assistant including a memory cartridge, a GPS smart antenna and a personal computing device
US5913170A (en) * 1994-11-16 1999-06-15 Highwaymaster Communications, Inc. Locating system and method using a mobile communications network
GB9524754D0 (en) * 1995-12-04 1996-04-24 Symmetricom Inc Mobile position determination

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1808170B (en) * 2006-02-23 2010-05-26 林秋城 Positioning monitoring system based on GPS technology

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TW452656B (en) 2001-09-01
KR20010080715A (en) 2001-08-22
AR021572A1 (en) 2002-07-24
JP2002540644A (en) 2002-11-26
EP1149303A1 (en) 2001-10-31
WO2000034800A1 (en) 2000-06-15
CA2353539A1 (en) 2000-06-15

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