WO1999052235A3 - Procede et systeme permettant de determiner la position d'un terminal mobile dans un systeme de communications mobile a acces multiple par code de repartition (amcr) - Google Patents
Procede et systeme permettant de determiner la position d'un terminal mobile dans un systeme de communications mobile a acces multiple par code de repartition (amcr) Download PDFInfo
- Publication number
- WO1999052235A3 WO1999052235A3 PCT/SE1999/000577 SE9900577W WO9952235A3 WO 1999052235 A3 WO1999052235 A3 WO 1999052235A3 SE 9900577 W SE9900577 W SE 9900577W WO 9952235 A3 WO9952235 A3 WO 9952235A3
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- signal
- spread
- determining
- resulting
- phase difference
- Prior art date
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
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
- H04B1/69—Spread spectrum techniques
- H04B1/707—Spread spectrum techniques using direct sequence modulation
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Mobile Radio Communication Systems (AREA)
Abstract
Priority Applications (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CA002327647A CA2327647A1 (fr) | 1998-04-08 | 1999-04-06 | Procede et systeme permettant de determiner la position d'un terminal mobile dans un systeme de communications mobile a acces multiple par code de repartition (amcr) |
EP99934401A EP1068674A2 (fr) | 1998-04-08 | 1999-04-06 | Procede et systeme permettant de determiner la position d'un terminal mobile dans un systeme de communications mobile a acces multiple par code de repartition (amcr) |
KR1020007011186A KR20010042540A (ko) | 1998-04-08 | 1999-04-06 | 씨디엠에이 이동통신시스템에서 이동단말기의 위치를결정하는 방법과 시스템 |
AU42977/99A AU751799B2 (en) | 1998-04-08 | 1999-04-06 | Method and system for determining the position of a mobile terminal in a CDMA mobile communications system |
Applications Claiming Priority (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US8111798P | 1998-04-08 | 1998-04-08 | |
US60/081,117 | 1998-04-08 | ||
US28023399A | 1999-03-29 | 1999-03-29 | |
US09/280,233 | 1999-03-29 |
Publications (2)
Publication Number | Publication Date |
---|---|
WO1999052235A2 WO1999052235A2 (fr) | 1999-10-14 |
WO1999052235A3 true WO1999052235A3 (fr) | 1999-11-18 |
Family
ID=26765217
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/SE1999/000577 WO1999052235A2 (fr) | 1998-04-08 | 1999-04-06 | Procede et systeme permettant de determiner la position d'un terminal mobile dans un systeme de communications mobile a acces multiple par code de repartition (amcr) |
Country Status (6)
Country | Link |
---|---|
EP (1) | EP1068674A2 (fr) |
KR (1) | KR20010042540A (fr) |
CN (1) | CN1303542A (fr) |
AU (1) | AU751799B2 (fr) |
CA (1) | CA2327647A1 (fr) |
WO (1) | WO1999052235A2 (fr) |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP3573052B2 (ja) * | 2000-02-22 | 2004-10-06 | 株式会社日立製作所 | 無線端末位置測定装置 |
JP3972755B2 (ja) * | 2002-07-11 | 2007-09-05 | 株式会社日立製作所 | 位置測定方法、およびそれに用いる端末装置およびサーバー |
ATE550679T1 (de) * | 2005-08-11 | 2012-04-15 | Ericsson Telefon Ab L M | Verfahren und anordnungen in einem mobiltelekommunikationsnetz |
IT1404537B1 (it) * | 2011-02-25 | 2013-11-22 | Sisvel Technology Srl | Metodo per stimare la distanza di un ricevitore da un trasmettitore radio, relativi metodi per calcolare la posizione di un terminale mobile, terminale mobile e dispositivo. |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5495509A (en) * | 1994-03-23 | 1996-02-27 | Loral Corporation | High processing gain acquisition and demodulation apparatus |
US5602833A (en) * | 1994-12-19 | 1997-02-11 | Qualcomm Incorporated | Method and apparatus for using Walsh shift keying in a spread spectrum communication system |
US5663956A (en) * | 1990-12-05 | 1997-09-02 | Interdigital Technology Corp. | CDMA communications and geolocation system and method |
WO1997047148A2 (fr) * | 1996-06-06 | 1997-12-11 | Qualcomm Incorporated | Utilisation d'un signal a puissance accrue pour determiner la position d'un abonne a un service mobile dans un systeme telephonique cellulaire amdc |
-
1999
- 1999-04-06 CA CA002327647A patent/CA2327647A1/fr not_active Abandoned
- 1999-04-06 EP EP99934401A patent/EP1068674A2/fr not_active Withdrawn
- 1999-04-06 CN CN99804813A patent/CN1303542A/zh active Pending
- 1999-04-06 AU AU42977/99A patent/AU751799B2/en not_active Ceased
- 1999-04-06 WO PCT/SE1999/000577 patent/WO1999052235A2/fr not_active Application Discontinuation
- 1999-04-06 KR KR1020007011186A patent/KR20010042540A/ko not_active Application Discontinuation
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5663956A (en) * | 1990-12-05 | 1997-09-02 | Interdigital Technology Corp. | CDMA communications and geolocation system and method |
US5495509A (en) * | 1994-03-23 | 1996-02-27 | Loral Corporation | High processing gain acquisition and demodulation apparatus |
US5602833A (en) * | 1994-12-19 | 1997-02-11 | Qualcomm Incorporated | Method and apparatus for using Walsh shift keying in a spread spectrum communication system |
WO1997047148A2 (fr) * | 1996-06-06 | 1997-12-11 | Qualcomm Incorporated | Utilisation d'un signal a puissance accrue pour determiner la position d'un abonne a un service mobile dans un systeme telephonique cellulaire amdc |
Non-Patent Citations (2)
Title |
---|
CEDERVALL M: "Mobile positioning for third generation WCDMA systems", ICUPC '98. IEEE 1998 INTERNATIONAL CONFERENCE ON UNIVERSAL PERSONAL COMMUNICATIONS. CONFERENCE PROCEEDINGS (CAT. NO.98TH8384), ICUPC '98. IEEE 1998 INTERNATIONAL CONFERENCE ON UNIVERSAL PERSONAL COMMUNICATIONS. CONFERENCE PROCEEDINGS, FLORENCE, ITALY, 1998, New York, NY, USA, IEEE, USA, pages 1373 - 1377 vol.2, XP002115850, ISBN: 0-7803-5106-1 * |
LE STRAT E: "NEW SPREADING CODES FOR A DS-CDMA MOBILE RADIO SYSTEM USING A RAKE RECEIVER IN A MULTI_USER INTERFERENCE ENVIRONMENT", IEEE ISSSTA. IEEE INTERNATIONAL SYMPOSIUM ON SPREAD SPECTRUM TECHNIQUES AND APPLICATIONS, vol. 2, no. 2, 4 July 1994 (1994-07-04), pages 401 - 405 405, XP002099155 * |
Also Published As
Publication number | Publication date |
---|---|
WO1999052235A2 (fr) | 1999-10-14 |
CN1303542A (zh) | 2001-07-11 |
AU4297799A (en) | 1999-10-25 |
AU751799B2 (en) | 2002-08-29 |
KR20010042540A (ko) | 2001-05-25 |
CA2327647A1 (fr) | 1999-10-14 |
EP1068674A2 (fr) | 2001-01-17 |
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