GB9920286D0 - Improvements in or relating to satellite navigation - Google Patents
Improvements in or relating to satellite navigationInfo
- Publication number
- GB9920286D0 GB9920286D0 GBGB9920286.3A GB9920286A GB9920286D0 GB 9920286 D0 GB9920286 D0 GB 9920286D0 GB 9920286 A GB9920286 A GB 9920286A GB 9920286 D0 GB9920286 D0 GB 9920286D0
- Authority
- GB
- United Kingdom
- Prior art keywords
- relating
- satellite navigation
- satellite
- navigation
- 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.)
- Ceased
Links
Classifications
-
- 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
- G01S19/10—Cooperating elements; Interaction or communication between different cooperating elements or between cooperating elements and receivers providing dedicated supplementary positioning signals
- G01S19/11—Cooperating elements; Interaction or communication between different cooperating elements or between cooperating elements and receivers providing dedicated supplementary positioning signals wherein the cooperating elements are pseudolites or satellite radio beacon positioning system signal repeaters
Landscapes
- Engineering & Computer Science (AREA)
- Radar, Positioning & Navigation (AREA)
- Remote Sensing (AREA)
- Computer Networks & Wireless Communication (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Position Fixing By Use Of Radio Waves (AREA)
- Radio Relay Systems (AREA)
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GBGB9920286.3A GB9920286D0 (en) | 1999-08-27 | 1999-08-27 | Improvements in or relating to satellite navigation |
GB9928646A GB2353648A (en) | 1999-08-27 | 1999-12-06 | Repeater unit for satellite positioning system |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GBGB9920286.3A GB9920286D0 (en) | 1999-08-27 | 1999-08-27 | Improvements in or relating to satellite navigation |
Publications (1)
Publication Number | Publication Date |
---|---|
GB9920286D0 true GB9920286D0 (en) | 1999-10-27 |
Family
ID=10859894
Family Applications (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GBGB9920286.3A Ceased GB9920286D0 (en) | 1999-08-27 | 1999-08-27 | Improvements in or relating to satellite navigation |
GB9928646A Withdrawn GB2353648A (en) | 1999-08-27 | 1999-12-06 | Repeater unit for satellite positioning system |
Family Applications After (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB9928646A Withdrawn GB2353648A (en) | 1999-08-27 | 1999-12-06 | Repeater unit for satellite positioning system |
Country Status (1)
Country | Link |
---|---|
GB (2) | GB9920286D0 (en) |
Families Citing this family (18)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6421000B1 (en) * | 2000-06-08 | 2002-07-16 | Rockwell Collins, Inc. | GPS multipath mitigation using a multi-element antenna array |
US7295808B2 (en) | 2002-09-05 | 2007-11-13 | Soliman Samir S | Method of and system for calibrating a repeater |
US7072612B2 (en) | 2003-03-03 | 2006-07-04 | Qualcomm Incorporated | Repeater identification in position determination system |
GB0305888D0 (en) * | 2003-03-14 | 2003-04-16 | Squared Ltd J | System and method for global positioning system repeater |
US7310064B2 (en) * | 2004-04-29 | 2007-12-18 | Novariant Inc. | Rebroadcasting method and system for navigation signals |
US20060246899A1 (en) | 2005-04-28 | 2006-11-02 | Research In Motion Limited | System and method for providing network advertisement information via a network advertisement broker (NAB) |
EP1739991B1 (en) * | 2005-07-01 | 2019-10-02 | BlackBerry Limited | System and method for accelerating network selection by a wireless user equipment device using satellite based positioning system |
US8428584B2 (en) | 2005-07-01 | 2013-04-23 | Research In Motion Limited | System and method for accelerating network selection by a wireless user equipment (UE) device |
US8159397B2 (en) | 2006-03-30 | 2012-04-17 | Novatel Inc. | System for determining position using two way time transfer signals |
US7656349B2 (en) * | 2006-03-30 | 2010-02-02 | Novatel Inc. | Enhancement of GNSS position determination in poor signal propagation environments |
US8010105B2 (en) | 2006-05-19 | 2011-08-30 | Research In Motion Limited | System and method for facilitating accelerated network selection using a weighted network list |
EP1858278B1 (en) | 2006-05-19 | 2013-05-15 | Research In Motion Limited | System and method for facilitating accelerated network selection in a radio network enviroment |
KR101100638B1 (en) * | 2006-11-17 | 2012-01-03 | 알카텔-루센트 유에스에이 인코포레이티드 | GEO-location using distributed composite gps signals |
US7602335B2 (en) | 2006-11-17 | 2009-10-13 | Alcatel-Lucent Usa Inc. | Geo-location using distributed composite GPS signals |
CA2704264C (en) | 2007-11-02 | 2015-03-17 | Novatel Inc. | System and method for distributing accurate time and frequency over a network |
JP5383693B2 (en) | 2007-11-13 | 2014-01-08 | ノヴァテル インコーポレイテッド | System for positioning over a network |
WO2009140768A1 (en) | 2008-05-22 | 2009-11-26 | Novatel Inc. | Gnss receiver using signals of opportunity and assistance information to reduce the time to first fix |
US10725182B2 (en) | 2018-01-04 | 2020-07-28 | Interstate Electronics Corporation | Systems and methods for providing anti-spoofing capability to a global navigation satellite system receiver |
Family Cites Families (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5375059A (en) * | 1990-02-05 | 1994-12-20 | Caterpillar Inc. | Vehicle position determination system and method |
JPH03291582A (en) * | 1990-04-09 | 1991-12-20 | Pioneer Electron Corp | Gps signal repeating device |
JP2887815B2 (en) * | 1990-08-08 | 1999-05-10 | アイシン精機株式会社 | Mobile station position monitoring system |
US5686924A (en) * | 1995-05-30 | 1997-11-11 | Trimble Navigation Limited | Local-area position navigation system with fixed pseudolite reference transmitters |
FR2735240B1 (en) * | 1995-06-06 | 1998-01-30 | Soc Et Rech Et Const Electroni | METHOD AND DEVICE FOR THE PRECISE DETERMINATION OF A MASK POINT BY SATELLITE RADIOLOCATION. |
US5815114A (en) * | 1996-04-05 | 1998-09-29 | Discovision Associates | Positioning system and method |
US5886665A (en) * | 1997-08-07 | 1999-03-23 | Rockwell International | GNSS local constellation/acquisition aiding system |
US5959575A (en) * | 1997-11-04 | 1999-09-28 | Nortrhop Grumman Corporation | Interior GPS navigation |
-
1999
- 1999-08-27 GB GBGB9920286.3A patent/GB9920286D0/en not_active Ceased
- 1999-12-06 GB GB9928646A patent/GB2353648A/en not_active Withdrawn
Also Published As
Publication number | Publication date |
---|---|
GB9928646D0 (en) | 2000-02-02 |
GB2353648A (en) | 2001-02-28 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
AT | Applications terminated before publication under section 16(1) |