ATE441122T1 - Verfahren und vorrichtung zur steuerung einer frequenzquelle - Google Patents

Verfahren und vorrichtung zur steuerung einer frequenzquelle

Info

Publication number
ATE441122T1
ATE441122T1 AT07111773T AT07111773T ATE441122T1 AT E441122 T1 ATE441122 T1 AT E441122T1 AT 07111773 T AT07111773 T AT 07111773T AT 07111773 T AT07111773 T AT 07111773T AT E441122 T1 ATE441122 T1 AT E441122T1
Authority
AT
Austria
Prior art keywords
controlling
frequency source
clock
determining
determined
Prior art date
Application number
AT07111773T
Other languages
English (en)
Inventor
Robert John Weedon
Original Assignee
Roke Manor Research
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 Roke Manor Research filed Critical Roke Manor Research
Application granted granted Critical
Publication of ATE441122T1 publication Critical patent/ATE441122T1/de

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
    • G01S1/00—Beacons or beacon systems transmitting signals having a characteristic or characteristics capable of being detected by non-directional receivers and defining directions, positions, or position lines fixed relatively to the beacon transmitters; Receivers co-operating therewith
    • G01S1/02—Beacons or beacon systems transmitting signals having a characteristic or characteristics capable of being detected by non-directional receivers and defining directions, positions, or position lines fixed relatively to the beacon transmitters; Receivers co-operating therewith using radio waves
    • G01S1/022—Means for monitoring or calibrating
    • G01S1/026—Means for monitoring or calibrating of associated 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
    • G01S5/0205—Details
    • G01S5/021—Calibration, monitoring or correction
    • 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)
  • Position Fixing By Use Of Radio Waves (AREA)
  • Stabilization Of Oscillater, Synchronisation, Frequency Synthesizers (AREA)
  • General Induction Heating (AREA)
AT07111773T 2006-08-01 2007-07-04 Verfahren und vorrichtung zur steuerung einer frequenzquelle ATE441122T1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB0615233A GB2440572A (en) 2006-08-01 2006-08-01 Method and apparatus for controlling a clock and frequency source at a receiver

Publications (1)

Publication Number Publication Date
ATE441122T1 true ATE441122T1 (de) 2009-09-15

Family

ID=37006521

Family Applications (1)

Application Number Title Priority Date Filing Date
AT07111773T ATE441122T1 (de) 2006-08-01 2007-07-04 Verfahren und vorrichtung zur steuerung einer frequenzquelle

Country Status (7)

Country Link
US (1) US7576689B2 (de)
EP (1) EP1887379B1 (de)
AT (1) ATE441122T1 (de)
DE (1) DE602007002129D1 (de)
ES (1) ES2329840T3 (de)
GB (1) GB2440572A (de)
PL (1) PL1887379T3 (de)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB0805787D0 (en) 2008-03-31 2008-04-30 Roke Manor Research A multilateration method and apparatus
US9484940B2 (en) 2013-01-25 2016-11-01 Medtronic, Inc. Using high frequency crystal from external module to trim real time clock
US8805505B1 (en) 2013-01-25 2014-08-12 Medtronic, Inc. Using telemetry downlink for real time clock calibration
US11747487B2 (en) * 2018-03-26 2023-09-05 Texas Instruments Incorporated GNSS receiver clock frequency drift detection
EP3980815A4 (de) * 2019-06-06 2023-07-05 Star Ally International Limited Einzelepochen-pseudobereichspositionierung unter variierenden ionosphärischen verzögerungen
CN111060927B (zh) * 2020-01-06 2022-10-28 中国科学院微小卫星创新研究院 在轨导航卫星主备钟切换方法
CN111478725B (zh) * 2020-05-08 2021-11-23 中国人民解放军63921部队 基于星间链路闭合残差检测的卫星钟差平差修正方法

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4646096A (en) * 1984-10-05 1987-02-24 Litton Systems, Inc. Enhanced global positioning system Delta-Range processing
US5155490A (en) 1990-10-15 1992-10-13 Gps Technology Corp. Geodetic surveying system using multiple GPS base stations
GB2250154B (en) 1990-11-21 1994-10-26 Roke Manor Research Apparatus and method for locating an object
US6453168B1 (en) * 1999-08-02 2002-09-17 Itt Manufacturing Enterprises, Inc Method and apparatus for determining the position of a mobile communication device using low accuracy clocks
US6407699B1 (en) * 2000-04-14 2002-06-18 Chun Yang Method and device for rapidly extracting time and frequency parameters from high dynamic direct sequence spread spectrum radio signals under interference
US6452541B1 (en) * 2001-02-20 2002-09-17 Motorola, Inc. Time synchronization of a satellite positioning system enabled mobile receiver and base station
GB0227503D0 (en) * 2002-11-26 2002-12-31 Koninkl Philips Electronics Nv Devices,systems and methods for obtaining timing information and ranging
US7490008B2 (en) * 2004-09-17 2009-02-10 Itt Manufacturing Enterprises, Inc. GPS accumulated delta range processing for navigation applications

Also Published As

Publication number Publication date
EP1887379A1 (de) 2008-02-13
EP1887379B1 (de) 2009-08-26
DE602007002129D1 (de) 2009-10-08
GB2440572A (en) 2008-02-06
US20080143597A1 (en) 2008-06-19
US7576689B2 (en) 2009-08-18
ES2329840T3 (es) 2009-12-01
GB0615233D0 (en) 2006-09-06
PL1887379T3 (pl) 2010-02-26

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