SG126694A1 - Method and system for locating mobile subscriber in a cdma communication system - Google Patents

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

Info

Publication number
SG126694A1
SG126694A1 SG200201894A SG200201894A SG126694A1 SG 126694 A1 SG126694 A1 SG 126694A1 SG 200201894 A SG200201894 A SG 200201894A SG 200201894 A SG200201894 A SG 200201894A SG 126694 A1 SG126694 A1 SG 126694A1
Authority
SG
Singapore
Prior art keywords
base station
signal
code sequence
subscriber unit
chip code
Prior art date
Application number
SG200201894A
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 SG126694A1 publication Critical patent/SG126694A1/en

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)
SG200201894A 1999-03-22 1999-09-03 Method and system for locating mobile subscriber in a cdma communication system SG126694A1 (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
SG126694A1 true SG126694A1 (en) 2006-11-29

Family

ID=23046682

Family Applications (2)

Application Number Title Priority Date Filing Date
SG200201895A SG127676A1 (en) 1999-03-22 1999-09-03 Method and system for locating mobile subscriber in a cdma communication system
SG200201894A SG126694A1 (en) 1999-03-22 1999-09-03 Method and system for locating mobile subscriber in a cdma communication system

Family Applications Before (1)

Application Number Title Priority Date Filing Date
SG200201895A SG127676A1 (en) 1999-03-22 1999-09-03 Method and system for locating mobile subscriber in a cdma communication system

Country Status (20)

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

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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
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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
US5736964A (en) * 1995-05-08 1998-04-07 Motorola, Inc. Method and apparatus for location finding in a CDMA system
WO1997047148A2 (en) * 1996-06-06 1997-12-11 Qualcomm Incorporated Using a signal with increased power for determining the position of a mobile subscriber in a cdma cellular telephone system
WO1998018018A1 (en) * 1996-10-24 1998-04-30 Northern Telecom Limited Determining direction of a mobile terminal in a cellular communication system
EP0865223A2 (en) * 1997-03-14 1998-09-16 Ntt Mobile Communications Network Inc. Mobile station position estimation for cellular mobile communication system

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
HK1076343A1 (en) 2006-01-13
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
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

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