DE69806700D1 - Diszipinierter Referenzoszillator für Raumfahrzeuge - Google Patents

Diszipinierter Referenzoszillator für Raumfahrzeuge

Info

Publication number
DE69806700D1
DE69806700D1 DE69806700T DE69806700T DE69806700D1 DE 69806700 D1 DE69806700 D1 DE 69806700D1 DE 69806700 T DE69806700 T DE 69806700T DE 69806700 T DE69806700 T DE 69806700T DE 69806700 D1 DE69806700 D1 DE 69806700D1
Authority
DE
Germany
Prior art keywords
spacecraft
reference oscillator
disciplined
disciplined reference
oscillator
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
Application number
DE69806700T
Other languages
English (en)
Other versions
DE69806700T2 (de
Inventor
Benjamin F Hitch
Kenneth Gilliland
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Maxar Space LLC
Original Assignee
Space Systems Loral LLC
Loral Space Systems Inc
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 Space Systems Loral LLC, Loral Space Systems Inc filed Critical Space Systems Loral LLC
Application granted granted Critical
Publication of DE69806700D1 publication Critical patent/DE69806700D1/de
Publication of DE69806700T2 publication Critical patent/DE69806700T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G04—HOROLOGY
    • G04G—ELECTRONIC TIME-PIECES
    • G04G7/00—Synchronisation
    • G04G7/02—Synchronisation by radio
    • 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
    • G01S19/13—Receivers
    • G01S19/14—Receivers specially adapted for specific applications
DE69806700T 1997-08-29 1998-08-26 Diszipinierter Referenzoszillator für Raumfahrzeuge Expired - Fee Related DE69806700T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US08/920,739 US5861842A (en) 1997-08-29 1997-08-29 Spacecraft disciplined reference oscillator

Publications (2)

Publication Number Publication Date
DE69806700D1 true DE69806700D1 (de) 2002-08-29
DE69806700T2 DE69806700T2 (de) 2003-04-03

Family

ID=25444300

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69806700T Expired - Fee Related DE69806700T2 (de) 1997-08-29 1998-08-26 Diszipinierter Referenzoszillator für Raumfahrzeuge

Country Status (4)

Country Link
US (1) US5861842A (de)
EP (1) EP0899637B1 (de)
JP (1) JPH11153680A (de)
DE (1) DE69806700T2 (de)

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US6614395B2 (en) * 1998-07-24 2003-09-02 Trimble Navigation Limited Self-calibrating electronic distance measurement instrument
US6184829B1 (en) * 1999-01-08 2001-02-06 Trueposition, Inc. Calibration for wireless location system
US7783299B2 (en) 1999-01-08 2010-08-24 Trueposition, Inc. Advanced triggers for location-based service applications in a wireless location system
US6067503A (en) * 1999-03-24 2000-05-23 Rockwell Collins, Inc. Method and apparatus for compensating unexpected frequency shifts in positioning receivers
US6625209B1 (en) * 1999-03-29 2003-09-23 Csi-Wireless, Inc. Short synchronization time data modem
FI107481B (fi) * 1999-07-01 2001-08-15 Nokia Networks Oy Vaihelukitun silmukan ohjaus synkronointilähteen vaihdon yhteydessä
GB2360152A (en) * 2000-03-10 2001-09-12 Rover Group Control circuit arrangements
US7249272B1 (en) * 2000-10-11 2007-07-24 General Dynamics Advanced Information Systems, Inc. Apparatus and method for coordinating activities of one or more computers
US7095802B1 (en) 2000-11-30 2006-08-22 General Dynamics Advanced Information Systems, Inc. Apparatus and method for GPS-based digital compensation of radio frequencies
GB2388264A (en) * 2002-01-10 2003-11-05 Roke Manor Research GPS based networked time synchronised unit
US6725157B1 (en) 2002-06-10 2004-04-20 Trimble Navigation Limited Indoor GPS clock
US6738013B2 (en) * 2002-06-20 2004-05-18 Sirf Technology, Inc. Generic satellite positioning system receivers with selective inputs and outputs
US7545319B2 (en) * 2002-06-20 2009-06-09 Sirf Technology, Inc. Configurable satellite positioning system receivers with programmable inputs
US6747596B2 (en) * 2002-06-20 2004-06-08 Sirf Technology, Inc. Generic satellite positioning system receivers with programmable inputs
US6664859B1 (en) * 2002-09-13 2003-12-16 Faaday Technology Crop. State machine based phase-lock-loop for USB clock recovery
US7826581B1 (en) * 2004-10-05 2010-11-02 Cypress Semiconductor Corporation Linearized digital phase-locked loop method for maintaining end of packet time linearity
US7327197B2 (en) * 2005-10-20 2008-02-05 Honeywell International, Inc. Radiation hardened phase locked loop
JP2009060315A (ja) * 2007-08-31 2009-03-19 National Institute Of Advanced Industrial & Technology 遠隔時計の位相誤差軽減方法及び装置
US7538620B1 (en) * 2007-11-13 2009-05-26 Harris Corporation Phase lock control system for a voltage controlled oscillator
US8213957B2 (en) 2009-04-22 2012-07-03 Trueposition, Inc. Network autonomous wireless location system
TW201145836A (en) * 2010-06-11 2011-12-16 Askey Computer Corp Device and method for locking and calibrating a frequency
CN101930211B (zh) * 2010-08-24 2012-01-04 西安交通大学 一种基于gps秒脉冲的时钟源装置及其控制方法
CN102004441B (zh) * 2010-12-15 2012-07-04 许继集团有限公司 自适应晶振频率守时方法
CN103503529B (zh) * 2011-04-26 2018-06-08 瑞典爱立信有限公司 基站同步
CN102981402B (zh) * 2012-11-20 2015-04-22 北京控制工程研究所 一种星地时间校准方法
CN102929126B (zh) * 2012-11-28 2014-07-09 天津七一二通信广播有限公司 一种船舶自动识别终端设备通过gps实现时间同步的方法
CN102938220B (zh) * 2012-11-28 2014-09-10 天津七一二通信广播有限公司 一种船舶自动识别终端设备校准自身时钟的方法
US9488736B2 (en) * 2012-12-28 2016-11-08 Trimble Navigation Limited Locally measured movement smoothing of GNSS position fixes
JP6274036B2 (ja) * 2014-07-01 2018-02-07 株式会社デンソー 制御装置
JP6687930B2 (ja) * 2016-02-22 2020-04-28 Ｎｅｃスペーステクノロジー株式会社 人工衛星、衛星システム、及び人工衛星の内部時刻確定方法
KR101971598B1 (ko) * 2017-11-01 2019-04-23 국방과학연구소 비행시험 통제용 초읽기시각 처리를 위한 장치 및 방법
US10903974B2 (en) * 2018-07-25 2021-01-26 Sirius Xm Radio Inc. Maintaining repeater accuracy for satellite signal delivery systems
CN111665377B (zh) * 2020-06-05 2023-05-05 国网福建省电力有限公司 一种远程锁相同步标准源
CN112817022B (zh) * 2020-12-23 2022-04-12 浙江吉利控股集团有限公司 一种低轨卫星时频同步方法、系统、电子设备和存储介质
CN113848568A (zh) * 2021-09-24 2021-12-28 上海精密计量测试研究所 一种时间校正系统和方法
WO2024030770A1 (en) * 2022-08-01 2024-02-08 Hughes Network Systems, Llc Feeder link synchronization

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FR2293103A1 (fr) * 1974-11-28 1976-06-25 Gabry Andre Perfectionnements aux dispositifs de synchronisation d'oscillateurs, notamment d'oscillateurs a quartz, sur une radiofrequence stabilisee
FR2515902B1 (fr) * 1981-11-03 1985-12-06 Telecommunications Sa Dispositif numerique de synchronisation d'horloge et son application aux reseaux de connexion
US5619212A (en) * 1982-03-01 1997-04-08 Western Atlas International, Inc. System for determining position from suppressed carrier radio waves
US4525685A (en) * 1983-05-31 1985-06-25 Spectracom Corp. Disciplined oscillator system with frequency control and accumulated time control
US5003553A (en) * 1989-08-23 1991-03-26 Sperry Marine Inc. Spread spectrum phase locked loop with phase correction
US5276661A (en) * 1990-07-18 1994-01-04 Sundstrand Corporation Master clock generator for a parallel variable speed constant frequency power system
US5185610A (en) * 1990-08-20 1993-02-09 Texas Instruments Incorporated GPS system and method for deriving pointing or attitude from a single GPS receiver
US5440313A (en) * 1993-05-27 1995-08-08 Stellar Gps Corporation GPS synchronized frequency/time source
US5440491A (en) * 1993-10-19 1995-08-08 Kabushiki Kaisha Toshiba Pseudo GPS signal transmitting system in a base station
KR960009539B1 (en) * 1993-12-27 1996-07-20 Hyundai Electronics Ind Apparatus for synchronizing time using satellite
US5461388A (en) * 1994-06-17 1995-10-24 Honeywell Inc. Dual GPS timer apparatus and method
WO1996009713A1 (en) * 1994-09-22 1996-03-28 Glenayre Electronics, Inc. Synchronized paging system
JPH08105984A (ja) * 1994-10-06 1996-04-23 Toyo Commun Equip Co Ltd １秒信号取得装置
JP3085511B2 (ja) * 1994-11-24 2000-09-11 株式会社アドバンテスト 基準周波数発生装置
US5717403A (en) * 1995-09-06 1998-02-10 Litton Consulting Group, Inc. Method and appartus for accurate frequency synthesis using global positioning system timing information
JP3139399B2 (ja) * 1996-12-18 2001-02-26 日本電気株式会社 人工衛星の内部時刻システム

Also Published As

Publication number Publication date
EP0899637A1 (de) 1999-03-03
DE69806700T2 (de) 2003-04-03
EP0899637B1 (de) 2002-07-24
JPH11153680A (ja) 1999-06-08
US5861842A (en) 1999-01-19

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee