HK1076343A1 - Method and system for locating a mobile subscriber in a cdma communication system - Google Patents

Method and system for locating a mobile subscriber in a cdma communication system

Info

Publication number
HK1076343A1
HK1076343A1 HK05107689.6A HK05107689A HK1076343A1 HK 1076343 A1 HK1076343 A1 HK 1076343A1 HK 05107689 A HK05107689 A HK 05107689A HK 1076343 A1 HK1076343 A1 HK 1076343A1
Authority
HK
Hong Kong
Prior art keywords
spread spectrum
spectrum signal
antennas
code
received
Prior art date
Application number
HK05107689.6A
Other languages
English (en)
Inventor
David K Mesecher
Original Assignee
Interdigital Tech Corp
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Interdigital Tech Corp filed Critical Interdigital Tech Corp
Publication of HK1076343A1 publication Critical patent/HK1076343A1/xx

Links

Classifications

    • 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
    • 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
    • G01S5/0218—Multipath in signal reception
    • 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
    • G01S5/12—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 by co-ordinating position lines of different shape, e.g. hyperbolic, circular, elliptical or radial

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Mobile Radio Communication Systems (AREA)
  • Position Fixing By Use Of Radio Waves (AREA)
  • Radio Relay Systems (AREA)
HK05107689.6A 1999-03-22 2005-09-01 Method and system for locating a mobile subscriber in a cdma communication system HK1076343A1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US09/274,081 US6603800B1 (en) 1999-03-22 1999-03-22 CDMA location

Publications (1)

Publication Number Publication Date
HK1076343A1 true HK1076343A1 (en) 2006-01-13

Family

ID=23046682

Family Applications (2)

Application Number Title Priority Date Filing Date
HK02103322.1A HK1041757B (zh) 1999-03-22 2002-05-02 在碼分多址聯接通訊系統中找出移動用戶位置的方法及系統
HK05107689.6A HK1076343A1 (en) 1999-03-22 2005-09-01 Method and system for locating a mobile subscriber in a cdma communication system

Family Applications Before (1)

Application Number Title Priority Date Filing Date
HK02103322.1A HK1041757B (zh) 1999-03-22 2002-05-02 在碼分多址聯接通訊系統中找出移動用戶位置的方法及系統

Country Status (20)

Country Link
US (4) US6603800B1 (xx)
EP (3) EP1513366B1 (xx)
JP (3) JP3765984B2 (xx)
KR (1) KR100454309B1 (xx)
CN (1) CN1189056C (xx)
AT (2) ATE413782T1 (xx)
AU (1) AU756930B2 (xx)
BR (1) BR9917225B1 (xx)
CA (3) CA2489816C (xx)
DE (2) DE69939884D1 (xx)
DK (1) DK1513366T3 (xx)
ES (2) ES2316914T3 (xx)
HK (2) HK1041757B (xx)
ID (1) ID30242A (xx)
IL (2) IL145283A0 (xx)
MX (1) MXPA01009520A (xx)
NO (2) NO326457B1 (xx)
SG (2) SG127676A1 (xx)
TW (1) TW478285B (xx)
WO (1) WO2000057661A1 (xx)

Families Citing this family (28)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6603800B1 (en) * 1999-03-22 2003-08-05 Interdigital Technology Corporation CDMA location
KR100613437B1 (ko) * 1999-10-27 2006-08-18 엘지.필립스 엘시디 주식회사 반사투과 액정 표시장치
JP3673700B2 (ja) 2000-06-27 2005-07-20 株式会社日立製作所 スペクトル拡散信号を用いた測距及び位置測定方法、その方法を行う装置
US20020181059A1 (en) * 2000-11-07 2002-12-05 Christopher Paul F. Broadband communication for satellite-ground or air-ground links
US7519372B2 (en) 2001-04-03 2009-04-14 At&T Mobility Ii Llc Methods and apparatus for mobile station location estimation
US8165607B2 (en) * 2001-09-10 2012-04-24 Csr Technology Inc. System and method for estimating cell center position for cell ID based positioning
US7672675B2 (en) * 2001-09-10 2010-03-02 Sirf Technology Inc. System of utilizing cell information to locate a wireless device
US6816734B2 (en) * 2002-09-17 2004-11-09 Motorola, Inc. Method and apparatus for improved location determination in a private radio network using a public network system
US6928418B2 (en) * 2002-10-25 2005-08-09 Michaud Partners, Llp Portfolio rebalancing by means of resampled efficient frontiers
CA2516732A1 (en) * 2003-02-24 2004-09-10 Autocell Laboratories, Inc. Wireless network architecture
JP2007512765A (ja) * 2003-11-21 2007-05-17 クゥアルコム・インコーポレイテッド １つ以上の基地局に関して無線移動装置の位置を推定すること
US7577440B2 (en) * 2005-04-14 2009-08-18 Nokia Corporation Intelligent intersection apparatus and method for network-based positioning
JP2007020074A (ja) * 2005-07-11 2007-01-25 Ntt Docomo Inc 移動無線局及びその通信パラメータ制御方法
JP2008267973A (ja) * 2007-04-19 2008-11-06 Ntt Docomo Inc 測位システム、移動通信端末、測位方法、測位サーバ、測位用ｉｃチップ、及び測位プログラム
US20090017839A1 (en) * 2007-07-11 2009-01-15 Broadcom Corporation Wireless network with enhanced security by real-time identification of a location of a received packet source
US8103228B2 (en) * 2007-07-12 2012-01-24 Qualcomm Incorporated Method for determining line-of-sight (LOS) distance between remote communications devices
EP2026090B1 (en) * 2007-07-30 2011-02-09 Core Logic, Inc. Position measurement
AU2009249382A1 (en) * 2008-05-23 2009-11-26 Commscope, Inc. Of North Carolina System and method for locating WiMAX or LTE subscriber stations
KR100979623B1 (ko) 2009-05-27 2010-09-01 서울대학교산학협력단 복수의 안테나를 포함한 무선 통신 장치 기반 위치 확인 시스템 및 방법
KR20120086781A (ko) * 2011-01-27 2012-08-06 삼성전자주식회사 무선통신 시스템에서 단말의 위치 보고 방법 및 장치
CN102688566B (zh) * 2011-03-24 2014-06-18 鸿富锦精密工业（深圳）有限公司 火灾指引逃生系统及其逃生指引方法
JP5595362B2 (ja) * 2011-09-28 2014-09-24 株式会社日立製作所 端末位置推定システム及び端末位置推定方法
CN103116157B (zh) * 2013-02-06 2015-01-28 浙江大学 一种等离子体声纳浮标
CN103442434B (zh) * 2013-08-20 2016-03-02 京信通信系统（中国）有限公司 一种应用于隧道环境中的人员定位方法、装置及系统
CN105492925B (zh) * 2013-08-29 2017-08-15 Lg电子株式会社 无线通信系统中基于设备对设备直接通信测量终端之间的距离的方法及其设备
CN110297210A (zh) * 2018-03-23 2019-10-01 浙江大华技术股份有限公司 一种被定位设备的位置的确定方法、装置及基站
US10499363B1 (en) * 2018-09-18 2019-12-03 Qualcomm Incorporated Methods and apparatus for improved accuracy and positioning estimates
EP3993521A1 (en) 2020-11-02 2022-05-04 Nokia Solutions and Networks Oy An apparatus and method for time synchronization

Family Cites Families (35)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4728959A (en) * 1986-08-08 1988-03-01 Ventana Sciences Inc. Direction finding localization system
US5506864A (en) 1990-12-05 1996-04-09 Interdigital Technology Corporation CDMA communications and geolocation system and method
US5600706A (en) 1992-04-08 1997-02-04 U S West, Inc. Method and system for determining the position of a mobile receiver
AU7173694A (en) * 1993-06-25 1995-01-17 Omniplex, Inc. Determination of location using time-synchronized cell site transmissions
JPH08114664A (ja) * 1994-10-18 1996-05-07 Japan Radio Co Ltd ソノブイ位置検出方式
US5646632A (en) * 1994-11-14 1997-07-08 Lucent Technologies Inc. Method and apparatus for a portable communication device to identify its own location
US5508708A (en) * 1995-05-08 1996-04-16 Motorola, Inc. Method and apparatus for location finding in a CDMA system
US5732354A (en) * 1995-06-07 1998-03-24 At&T Wireless Services, Inc. Method and apparatus for determining the location of a mobile telephone
ZA965340B (en) 1995-06-30 1997-01-27 Interdigital Tech Corp Code division multiple access (cdma) communication system
US6047192A (en) * 1996-05-13 2000-04-04 Ksi Inc. Robust, efficient, localization system
AU733935B2 (en) 1996-06-06 2001-05-31 Qualcomm Incorporated Using a signal with increased power for determining the position of a mobile subscriber in a CDMA cellular telephone system
US5945948A (en) 1996-09-03 1999-08-31 Motorola, Inc. Method and apparatus for location finding in a communication system
WO1998018018A1 (en) 1996-10-24 1998-04-30 Northern Telecom Limited Determining direction of a mobile terminal in a cellular communication system
US6121927A (en) * 1996-10-29 2000-09-19 Nokia Telecommunications Oy Determination of terminal location in a radio system
FI103248B (fi) * 1996-10-29 1999-05-14 Nokia Telecommunications Oy Päätelaitteen sijainnin määrittäminen radiojärjestelmässä
US6163696A (en) * 1996-12-31 2000-12-19 Lucent Technologies Inc. Mobile location estimation in a wireless communication system
US6249680B1 (en) * 1997-01-08 2001-06-19 U.S. Wireless Corporation Radio transmitter location finding in CDMA wireless communication systems
US6112095A (en) * 1997-01-08 2000-08-29 Us Wireless Corporation Signature matching for location determination in wireless communication systems
US6456852B2 (en) * 1997-01-08 2002-09-24 Trafficmaster Usa, Inc. Internet distributed real-time wireless location database
US6026304A (en) * 1997-01-08 2000-02-15 U.S. Wireless Corporation Radio transmitter location finding for wireless communication network services and management
US6148195A (en) * 1997-02-18 2000-11-14 Itt Manufacturing Enterprises, Inc. Phase agile antenna for use in position determination
US6148219A (en) 1997-02-18 2000-11-14 Itt Manufacturing Enterprises, Inc. Positioning system for CDMA/PCS communications system
US6353601B1 (en) * 1997-03-05 2002-03-05 Nokia Telecommunications Oy Method for selecting a signal, and a cellular radio system
JP3370926B2 (ja) * 1997-03-14 2003-01-27 株式会社エヌ・ティ・ティ・ドコモ セルラ移動通信における移動局位置推定方法および基地局装置と移動局装置
DE69824064T2 (de) 1997-03-14 2005-06-23 Ntt Mobile Communications Network Inc. Positionsschätzung einer Mobilstation für ein zellulares Mobilkommunikationssystem
US5987329A (en) * 1997-07-30 1999-11-16 Ericsson Inc System and method for mobile telephone location measurement using a hybrid technique
FI105384B (fi) * 1997-10-03 2000-07-31 Nokia Networks Oy Menetelmä päätelaitteen sijainnin määrittämiseksi ja solukkoradiojärjestelmä
JP3156768B2 (ja) * 1998-01-21 2001-04-16 日本電気株式会社 セルラ基地局およびそれに搭載される位置標定装置
US6161018A (en) * 1998-02-27 2000-12-12 Motorola, Inc. Method and system for estimating a subscriber's location in a wireless communication system service area
US6009091A (en) * 1998-03-13 1999-12-28 Motorola, Inc. Method and apparatus for mobile station location within a communication system
US6226317B1 (en) * 1998-03-30 2001-05-01 Motorola, Inc. Method and system for aiding in the location of a subscriber unit in a spread spectrum communication system
US6211820B1 (en) * 1998-09-09 2001-04-03 Qualcomm Incorporated Call maintainance during position location
US6323805B1 (en) * 1998-09-09 2001-11-27 Qualcomm, Inc. Data boundary aware base station assisted position location
KR100487243B1 (ko) * 1998-12-17 2005-08-31 삼성전자주식회사 이동통신시스템에서단말기의위치추정장치및방법
US6603800B1 (en) * 1999-03-22 2003-08-05 Interdigital Technology Corporation CDMA location

Also Published As

Publication number Publication date
EP1988736A3 (en) 2008-12-10
HK1041757B (zh) 2005-06-30
KR20020006527A (ko) 2002-01-19
SG127676A1 (en) 2006-12-29
WO2000057661A1 (en) 2000-09-28
DE69939884D1 (de) 2008-12-18
CN1189056C (zh) 2005-02-09
AU756930B2 (en) 2003-01-30
IL145283A (en) 2006-07-05
NO20014539D0 (no) 2001-09-18
US6748008B2 (en) 2004-06-08
JP2002540691A (ja) 2002-11-26
EP1163819B1 (en) 2004-11-17
MXPA01009520A (es) 2002-05-14
CA2489816A1 (en) 2000-09-28
NO20083541L (no) 2001-10-12
CA2767090A1 (en) 2000-09-28
US6798824B2 (en) 2004-09-28
IL145283A0 (en) 2002-06-30
AU5806999A (en) 2000-10-09
TW478285B (en) 2002-03-01
CN1338193A (zh) 2002-02-27
US20020141484A1 (en) 2002-10-03
EP1513366B1 (en) 2008-11-05
JP2011002459A (ja) 2011-01-06
EP1988736A2 (en) 2008-11-05
JP3765984B2 (ja) 2006-04-12
ATE413782T1 (de) 2008-11-15
ATE282935T1 (de) 2004-12-15
EP1163819A1 (en) 2001-12-19
BR9917225B1 (pt) 2014-09-23
NO20014539L (no) 2001-10-12
EP1513366A1 (en) 2005-03-09
NO326457B1 (no) 2008-12-08
US20020136266A1 (en) 2002-09-26
SG126694A1 (en) 2006-11-29
BR9917225A (pt) 2001-12-26
US20040208237A1 (en) 2004-10-21
DE69922054D1 (de) 2004-12-23
ID30242A (id) 2001-11-15
JP2006094538A (ja) 2006-04-06
CA2367572A1 (en) 2000-09-28
DE69922054T2 (de) 2005-10-27
US7116701B2 (en) 2006-10-03
US6603800B1 (en) 2003-08-05
CA2367572C (en) 2005-03-22
ES2232173T3 (es) 2005-05-16
DK1513366T3 (da) 2009-02-16
ES2316914T3 (es) 2009-04-16
HK1041757A1 (en) 2002-07-19
CA2489816C (en) 2012-04-10
KR100454309B1 (ko) 2004-10-26

Similar Documents

Publication Publication Date Title
HK1076343A1 (en) Method and system for locating a mobile subscriber in a cdma communication system
GB2347330A (en) Method and apparatus for tracking a communication signal in a wireless communication system
CA2320858A1 (en) Method and apparatus for providing a time adjustment to a wireless communication system
EP0892503A3 (en) CDMA radio communication apparatus
GB2332112A (en) Method and apparatus for location finding in a communication system
AU5026500A (en) Accelerated selection of a base station in a wireless communication system
NO993480L (no) Fremgangsmåte for dataoverföring, samt radiosystem
SE9702404D0 (sv) Am ethod and a system in a cellular nerwork
CA2274065A1 (en) Method and system for optimizing a traffic channel in a wireless communications system
AU4607393A (en) Method of transmitting timing advance data in GSM network
CA2371205A1 (en) Cell search appratus and method in cdma mobile communication system
EP0917305A3 (en) Communication method, transmitting method, receiving method, base station and terminal device
CA2264790A1 (en) Mobile communication system
IL135678A0 (en) Channel communication device and method for mobile communication system using transmission antenna diversity
WO1998006228A3 (en) Method of determining communications mode
WO2003075032A3 (en) Determining geographical positioning of a mobile station
WO2000016437A3 (en) Device and method for performing frame sync using sync channel in mobile communication system
GB0409000D0 (en) Synchronisation of mobile equipment in time division duplex cdma system
CA2199098A1 (en) Cell selection scheme in cdma mobile communication system using spread codes and spread code phases
CA2311508A1 (en) Device and method for implementing handoff in mobile communication system
EP0729240A3 (en) Code division multiple access cellular mobile radio systems
WO2001039390A3 (de) Verfahren zur synchronisierung von funkfeststationen in einem gsm-mobilfunksystem

Legal Events

Date Code Title Description
PC Patent ceased (i.e. patent has lapsed due to the failure to pay the renewal fee)

Effective date: 20170903