DE69700985D1 - Signalverarbeitungssystem - Google Patents
SignalverarbeitungssystemInfo
- Publication number
- DE69700985D1 DE69700985D1 DE69700985T DE69700985T DE69700985D1 DE 69700985 D1 DE69700985 D1 DE 69700985D1 DE 69700985 T DE69700985 T DE 69700985T DE 69700985 T DE69700985 T DE 69700985T DE 69700985 D1 DE69700985 D1 DE 69700985D1
- Authority
- DE
- Germany
- Prior art keywords
- signal
- arrival
- timing
- time
- signals
- Prior art date
- Legal status (The legal status 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 status listed.)
- Expired - Fee Related
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
- G01S5/0221—Receivers
- G01S5/02213—Receivers arranged in a network for determining the position of a transmitter
- G01S5/02216—Timing or synchronisation of the receivers
-
- 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
- G01S5/06—Position of source determined by co-ordinating a plurality of position lines defined by path-difference measurements
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)
- Communication Control (AREA)
- Mobile Radio Communication Systems (AREA)
- Position Fixing By Use Of Radio Waves (AREA)
- Synchronisation In Digital Transmission Systems (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB9602559A GB2310098A (en) | 1996-02-08 | 1996-02-08 | Locating mobile telephone |
PCT/GB1997/000364 WO1997029386A1 (en) | 1996-02-08 | 1997-02-10 | Signal processing system |
Publications (2)
Publication Number | Publication Date |
---|---|
DE69700985D1 true DE69700985D1 (de) | 2000-01-27 |
DE69700985T2 DE69700985T2 (de) | 2000-05-18 |
Family
ID=10788343
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE69700985T Expired - Fee Related DE69700985T2 (de) | 1996-02-08 | 1997-02-10 | Signalverarbeitungssystem |
Country Status (9)
Country | Link |
---|---|
US (1) | US6317602B1 (de) |
EP (1) | EP0879422B1 (de) |
JP (1) | JP2000504888A (de) |
AT (1) | ATE188040T1 (de) |
AU (1) | AU1728997A (de) |
CA (1) | CA2244705A1 (de) |
DE (1) | DE69700985T2 (de) |
GB (1) | GB2310098A (de) |
WO (1) | WO1997029386A1 (de) |
Families Citing this family (15)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6108555A (en) * | 1996-05-17 | 2000-08-22 | Ksi, Inc. | Enchanced time difference localization system |
US5859613A (en) * | 1996-08-30 | 1999-01-12 | Harris Corporation | System and method for geolocating plural remote transmitters |
GB9720255D0 (en) * | 1997-09-24 | 1998-02-11 | Roke Manor Research | Vehicle guidance system |
WO1999056413A1 (en) * | 1998-04-24 | 1999-11-04 | Telefonaktiebolaget Lm Ericsson (Publ) | Absolute time synchronization for mobile positioning in a cellular communications system |
KR20010106121A (ko) * | 1998-06-04 | 2001-11-29 | 스콧 티. 마이쿠엔 | 다수의 원격 송신기들의 위치측정 시스템 및 방법 |
GB2338375A (en) * | 1998-06-10 | 1999-12-15 | Motorola Ltd | Determining characteristics of "fill frame" transmission received from a mobileparticularly for mobile location |
GB2338374A (en) * | 1998-06-10 | 1999-12-15 | Motorola Ltd | Locating a mobile telephone using time of arrival measurements |
US6256507B1 (en) | 1998-08-31 | 2001-07-03 | Telefonaktiebolaget Lm Ericsson (Publ) | Telecommunications network synchronization for data services |
ID28901A (id) * | 1998-09-09 | 2001-07-12 | Qualcomm Inc | Lokasi posisi resolusi tinggi |
GB2350003A (en) * | 1999-05-14 | 2000-11-15 | Roke Manor Research | Locating transmitter |
US7289541B2 (en) * | 2002-12-04 | 2007-10-30 | Raytheon Company | Method for locating and tracking communication units in a synchronous wireless communication system |
US20080204200A1 (en) * | 2007-02-26 | 2008-08-28 | Huilong Zhu | Systems and methods of locating raido frequency identification tags by radio frequencey technology |
SE537593C2 (sv) | 2013-10-04 | 2015-07-07 | True Heading Ab | Förfarande samt anordning för tidsbestämningen av mottagandet av ett radiomeddelande |
WO2016151572A1 (en) * | 2015-03-25 | 2016-09-29 | Pdp-Technologies Ltd | System for detecting electromagnetic discharge fields |
WO2016151571A2 (en) * | 2015-03-25 | 2016-09-29 | Pdp-Technologies Ltd. | System for mapping electromagnetic discharge fields |
Family Cites Families (14)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS6488273A (en) * | 1987-09-30 | 1989-04-03 | Nec Corp | Communication/position-measurement system of moving body by satellites |
US5051741A (en) * | 1990-03-28 | 1991-09-24 | Wesby Philip B | Locating system |
JPH05506505A (ja) * | 1990-04-06 | 1993-09-22 | ラッセル,ヴィック | 積分変調 |
US5208756A (en) | 1991-01-28 | 1993-05-04 | Song Han L | Vehicle locating and navigating system |
US5166694A (en) | 1991-08-20 | 1992-11-24 | Hughes Aircraft Company | Vehicle location system having enhanced position location processing |
US5381444A (en) | 1991-10-31 | 1995-01-10 | Fujitsu Limited | Radio environment measuring system |
US5600706A (en) * | 1992-04-08 | 1997-02-04 | U S West, Inc. | Method and system for determining the position of a mobile receiver |
US5317323A (en) * | 1993-03-05 | 1994-05-31 | E-Systems, Inc. | Passive high accuracy geolocation system and method |
US5327144A (en) * | 1993-05-07 | 1994-07-05 | Associated Rt, Inc. | Cellular telephone location system |
GB2283142B (en) * | 1993-09-17 | 1998-02-11 | Mark Harman Thompson | Tracking system |
US5512908A (en) * | 1994-07-08 | 1996-04-30 | Lockheed Sanders, Inc. | Apparatus and method for locating cellular telephones |
US5812522A (en) * | 1995-03-31 | 1998-09-22 | Airtouch Communications, Inc. | Location-ruled radio-integrated network |
US5883598A (en) * | 1995-12-15 | 1999-03-16 | Signatron Technology Corporation | Position location system and method |
US5987329A (en) * | 1997-07-30 | 1999-11-16 | Ericsson Inc | System and method for mobile telephone location measurement using a hybrid technique |
-
1996
- 1996-02-08 GB GB9602559A patent/GB2310098A/en not_active Withdrawn
-
1997
- 1997-02-10 CA CA002244705A patent/CA2244705A1/en not_active Abandoned
- 1997-02-10 WO PCT/GB1997/000364 patent/WO1997029386A1/en active IP Right Grant
- 1997-02-10 EP EP97904511A patent/EP0879422B1/de not_active Expired - Lifetime
- 1997-02-10 JP JP9528304A patent/JP2000504888A/ja active Pending
- 1997-02-10 US US09/117,459 patent/US6317602B1/en not_active Expired - Fee Related
- 1997-02-10 DE DE69700985T patent/DE69700985T2/de not_active Expired - Fee Related
- 1997-02-10 AU AU17289/97A patent/AU1728997A/en not_active Abandoned
- 1997-02-10 AT AT97904511T patent/ATE188040T1/de not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
GB2310098A (en) | 1997-08-13 |
AU1728997A (en) | 1997-08-28 |
US6317602B1 (en) | 2001-11-13 |
ATE188040T1 (de) | 2000-01-15 |
EP0879422A1 (de) | 1998-11-25 |
EP0879422B1 (de) | 1999-12-22 |
CA2244705A1 (en) | 1997-08-14 |
JP2000504888A (ja) | 2000-04-18 |
WO1997029386A1 (en) | 1997-08-14 |
GB9602559D0 (en) | 1996-04-10 |
DE69700985T2 (de) | 2000-05-18 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8327 | Change in the person/name/address of the patent owner |
Owner name: NOKIA NETWORKS OY, ESPOO, FI |
|
8364 | No opposition during term of opposition | ||
8339 | Ceased/non-payment of the annual fee |