SE9504165D0 - Frequency standard generator - Google Patents

Frequency standard generator

Info

Publication number
SE9504165D0
SE9504165D0 SE9504165A SE9504165A SE9504165D0 SE 9504165 D0 SE9504165 D0 SE 9504165D0 SE 9504165 A SE9504165 A SE 9504165A SE 9504165 A SE9504165 A SE 9504165A SE 9504165 D0 SE9504165 D0 SE 9504165D0
Authority
SE
Sweden
Prior art keywords
frequency
signal
satellite
voltage controlled
crystal oscillator
Prior art date
Application number
SE9504165A
Other languages
English (en)
Other versions
SE9504165L (sv
SE518565C2 (sv
Inventor
Hitoshi Ujiie
Original Assignee
Advantest Corp
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 Advantest Corp filed Critical Advantest Corp
Publication of SE9504165D0 publication Critical patent/SE9504165D0/sv
Publication of SE9504165L publication Critical patent/SE9504165L/sv
Publication of SE518565C2 publication Critical patent/SE518565C2/sv

Links

Classifications

    • G—PHYSICS
    • G04—HOROLOGY
    • G04R—RADIO-CONTROLLED TIME-PIECES
    • G04R40/00—Correcting the clock frequency
    • G04R40/02—Correcting the clock frequency by phase locking
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03L—AUTOMATIC CONTROL, STARTING, SYNCHRONISATION OR STABILISATION OF GENERATORS OF ELECTRONIC OSCILLATIONS OR PULSES
    • H03L7/00—Automatic control of frequency or phase; Synchronisation
    • H03L7/06—Automatic control of frequency or phase; Synchronisation using a reference signal applied to a frequency- or phase-locked loop
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03L—AUTOMATIC CONTROL, STARTING, SYNCHRONISATION OR STABILISATION OF GENERATORS OF ELECTRONIC OSCILLATIONS OR PULSES
    • H03L1/00—Stabilisation of generator output against variations of physical values, e.g. power supply
    • H03L1/02—Stabilisation of generator output against variations of physical values, e.g. power supply against variations of temperature only
    • H03L1/022—Stabilisation of generator output against variations of physical values, e.g. power supply against variations of temperature only by indirect stabilisation, i.e. by generating an electrical correction signal which is a function of the temperature

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Stabilization Of Oscillater, Synchronisation, Frequency Synthesizers (AREA)
  • Electric Clocks (AREA)
  • Position Fixing By Use Of Radio Waves (AREA)
  • Synchronisation In Digital Transmission Systems (AREA)
SE9504165A 1994-11-24 1995-11-22 Frekvensnormal-generator SE518565C2 (sv)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP06314192A JP3085511B2 (ja) 1994-11-24 1994-11-24 基準周波数発生装置

Publications (3)

Publication Number Publication Date
SE9504165D0 true SE9504165D0 (sv) 1995-11-22
SE9504165L SE9504165L (sv) 1996-05-25
SE518565C2 SE518565C2 (sv) 2002-10-22

Family

ID=18050379

Family Applications (1)

Application Number Title Priority Date Filing Date
SE9504165A SE518565C2 (sv) 1994-11-24 1995-11-22 Frekvensnormal-generator

Country Status (4)

Country Link
US (1) US5629649A (sv)
JP (1) JP3085511B2 (sv)
DE (1) DE19543882C2 (sv)
SE (1) SE518565C2 (sv)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN115047749A (zh) * 2022-05-13 2022-09-13 南京尤尼泰信息科技有限公司 一种基于卫星导航信号的守时装置和方法

Families Citing this family (66)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5970400A (en) * 1996-04-30 1999-10-19 Magellan Corporation Adjusting the timing and synchronization of a radio's oscillator with a signal from an SATPS satellite
US5847613A (en) * 1996-06-20 1998-12-08 Telefonaktiebolaget Lm Ericsson Compensation of long term oscillator drift using signals from distant hydrogen clouds
US5870001A (en) * 1996-10-22 1999-02-09 Telefonaktiebolaget L M Ericsson (Publ) Apparatus, and associated method, for calibrating a device
JPH1168557A (ja) * 1997-08-18 1999-03-09 Advantest Corp 基準周波数発生装置
US5861842A (en) * 1997-08-29 1999-01-19 Space Systems/Loral, Inc. Spacecraft disciplined reference oscillator
US5940027A (en) * 1997-09-30 1999-08-17 Rockwell International Corporation High accuracy low power GPS time source
JPH11118848A (ja) * 1997-10-14 1999-04-30 Advantest Corp スペクトラムアナライザ
JP3092660B2 (ja) 1997-12-19 2000-09-25 日本電気株式会社 ランダムな時刻情報から基準クロックを再生するｐｌｌとその方法
US6023198A (en) * 1998-06-08 2000-02-08 Motorola, Inc. Self-tuning and temperature compensated voltage controlled oscillator
US6614395B2 (en) * 1998-07-24 2003-09-02 Trimble Navigation Limited Self-calibrating electronic distance measurement instrument
US6670913B1 (en) * 1998-07-24 2003-12-30 Trimble Navigation Limited Self-calibrating electronic distance measurement instrument
US6081163A (en) * 1999-01-22 2000-06-27 Advantest Corp. Standard frequency and timing generator and generation method thereof
US6349214B1 (en) 1999-05-21 2002-02-19 Warren L. Braun Synchronization of broadcast facilities via satellite
US6577685B1 (en) * 1999-08-02 2003-06-10 Mitsubishi Electric Research Laboratories, Inc. Programmable digital signal processor for demodulating digital television signals
JP4543480B2 (ja) * 2000-03-02 2010-09-15 ソニー株式会社 Ｇｐｓ受信機、およびｇｐｓ測位方法
JP3634228B2 (ja) * 2000-03-02 2005-03-30 日本電波工業株式会社 恒温槽を用いた発振器
JP4515646B2 (ja) * 2001-01-22 2010-08-04 マスプロ電工株式会社 基準周波数発生装置
US6452541B1 (en) * 2001-02-20 2002-09-17 Motorola, Inc. Time synchronization of a satellite positioning system enabled mobile receiver and base station
US6630872B1 (en) * 2001-07-20 2003-10-07 Cmc Electronics, Inc. Digital indirectly compensated crystal oscillator
CN100544232C (zh) * 2002-05-29 2009-09-23 汤姆森特许公司 卫星通信系统中使能无线返回信道信号传输的方法和装置
US6691031B2 (en) * 2002-05-31 2004-02-10 Magellan Corporation Method and apparatus for substituting sensor data for satellite signal in GPS receiver
US6697016B1 (en) * 2002-09-30 2004-02-24 Motorola, Inc. Self adjustment of a frequency offset in a GPS receiver
ATE324703T1 (de) * 2002-10-16 2006-05-15 Casio Computer Co Ltd Funkwellen empfangsvorrichtung, funkwellenuhr, und repeater
US6816111B2 (en) * 2002-12-13 2004-11-09 Qualcomm Incorporated Calibration and correction system for satellite position location systems
KR100584602B1 (ko) * 2004-07-20 2006-05-30 삼성전자주식회사 화상형성장치의 환경 변화에 따른 링 오실레이터 설정장치및 방법
US7015762B1 (en) * 2004-08-19 2006-03-21 Nortel Networks Limited Reference timing signal apparatus and method
US7720451B2 (en) * 2004-12-03 2010-05-18 Itt Manufacturing Enterprises, Inc. Methods and apparatus for calibrating oscillators in a receiver
US7123106B2 (en) * 2004-12-30 2006-10-17 Atheros Communications, Inc. Frequency offset correction techniques for crystals used in communication systems
JP4690088B2 (ja) * 2005-03-30 2011-06-01 Ｎｅｃ東芝スペースシステム株式会社 Ｇｐｓサイクルスリップ自動補正装置、ｇｐｓ受信機、その自動補正方法、そのプログラム、及び記録媒体
US7750855B2 (en) * 2006-04-03 2010-07-06 Wong Alfred Y Compact polarization-sensitive and phase-sensitive antenna with directionality and multi-frequency resonances
JP2007288327A (ja) * 2006-04-13 2007-11-01 Sanyo Electric Co Ltd 発振制御装置、プログラム、及び選局装置
JP4961973B2 (ja) * 2006-11-29 2012-06-27 日本電気株式会社 発振器の周波数補正システム及びその方法並びに周波数補正データ生成システム及びその方法
KR100840533B1 (ko) * 2006-12-06 2008-06-23 한국표준과학연구원 누적 시간 오차 저감 장치 및 방법
JP5020727B2 (ja) * 2007-07-06 2012-09-05 古野電気株式会社 基準周波数発生装置
US7737739B1 (en) * 2007-12-12 2010-06-15 Integrated Device Technology, Inc. Phase step clock generator
JP5045448B2 (ja) * 2008-01-16 2012-10-10 ソニー株式会社 信号処理回路、信号処理方法、再生装置
JP4950922B2 (ja) * 2008-03-14 2012-06-13 株式会社近計システム 時刻装置および可搬型電子機器
DE102008056703A1 (de) * 2008-07-04 2010-01-07 Rohde & Schwarz Gmbh & Co. Kg Verfahren und System zur Zeitsynchronisierung zwischen einer Zentrale und mehreren Sendern
JP5135586B2 (ja) * 2008-08-27 2013-02-06 古野電気株式会社 基準信号発生装置
US20100220006A1 (en) * 2009-02-27 2010-09-02 Amir Arab Global positioning systems based disciplined reference clock
EP2406691A4 (en) * 2009-03-10 2012-08-01 Allen Vanguard Corp DEVICE AND METHOD FOR GENERATING A CLOCK SIGNAL
JP5377076B2 (ja) * 2009-05-22 2013-12-25 三菱電機株式会社 周波数同期装置、受信機および周波数同期方法
JP5617237B2 (ja) * 2009-12-24 2014-11-05 富士通株式会社 Ｐｌｌ回路および通信装置
WO2012029416A1 (ja) * 2010-08-31 2012-03-08 古野電気株式会社 基準信号発生装置、基準信号発生方法、および情報通信システム
CN102298314B (zh) * 2011-08-31 2012-08-15 江苏西电南自智能电力设备有限公司 一种智能电力设备对时系统中受时设备平滑过渡对时方法
CN102411147B (zh) * 2011-12-22 2013-06-19 成都金本华科技有限公司 北斗一号卫星系统单向授时驯服系统及方法
JP5858861B2 (ja) * 2012-04-27 2016-02-10 三菱電機株式会社 クロック番号・時刻対応付回路、指定クロック時刻生成回路、イベント実施指示・時間差分生成回路、イベント実施装置、レーダ装置及び通信装置
CN102751987B (zh) * 2012-07-11 2014-12-10 江汉大学 提高原子频标短期稳定度指标的方法、装置及原子频标
CN103699001B (zh) * 2012-09-27 2016-08-17 广东中晶电子有限公司 利用恒温晶体振荡器实现的计时方法及系统
JP6318658B2 (ja) * 2014-01-31 2018-05-09 富士通株式会社 生成装置及び生成方法
CN104330966B (zh) * 2014-10-22 2017-02-08 中国人民解放军信息工程大学 多模高精度时间、频率标准设备
JP2016220157A (ja) * 2015-05-26 2016-12-22 セイコーエプソン株式会社 基準信号発生装置
JP6766427B2 (ja) * 2016-04-25 2020-10-14 セイコーエプソン株式会社 回路装置、発振器、電子機器及び移動体
GB2551538A (en) * 2016-06-21 2017-12-27 Hoptroff London Ltd Method for the determination of cumulative error in clocks
CN106253965B (zh) * 2016-07-26 2018-12-14 中国电子科技集团公司第十研究所 多种标准频率信号频率源设备
EP3454089A1 (en) * 2017-09-08 2019-03-13 Geosatis SA Geolocalization system with spoofing detection
CN108599758B (zh) * 2018-02-10 2022-11-22 国网河南省电力公司郑州供电公司 基于gps产生高精度触发脉冲的算法及装置
CN109085616B (zh) * 2018-08-30 2022-10-21 桂林电子科技大学 一种卫星授时方法、装置及存储介质
US10735007B1 (en) 2019-05-28 2020-08-04 Harris Global Communications, Inc. Method of limiting frequency overshoot in a timing recovery loop
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
CN112147874B (zh) * 2020-11-05 2022-04-15 北京航天发射技术研究所 基于卫星授时和cpt原子钟守时的时频基准生成装置和方法
CN112994823B (zh) * 2021-03-02 2023-03-14 江苏和正特种装备有限公司 基于vpx的高精度时钟源系统及时钟纠偏方法
CN112953673B (zh) * 2021-04-14 2024-05-24 长沙学院 频标信号远程恢复方法、装置和频标信号远程传输方法
CN113311694A (zh) * 2021-05-28 2021-08-27 北京卓越航导科技有限责任公司 一种北斗卫星共视和单向授时联合驯服铷钟的方法与装置
CN113341686B (zh) * 2021-07-02 2022-05-13 长沙学院 一种单星多历元校时方法、装置、计算机设备和存储介质
CN114047688B (zh) * 2021-11-22 2022-11-22 河北优控新能源科技有限公司 一种基于高精度定时器的多传感器同步信号产生方法

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4525685A (en) * 1983-05-31 1985-06-25 Spectracom Corp. Disciplined oscillator system with frequency control and accumulated time control
US4899117A (en) * 1987-12-24 1990-02-06 The United States Of America As Represented By The Secretary Of The Army High accuracy frequency standard and clock system
US4912434A (en) * 1989-02-27 1990-03-27 Honeywell Inc. Digital control for analog phase locked loop
US5363112A (en) * 1989-07-05 1994-11-08 The Boeing Company Noise suppression processor for a carrier tracking loop
US4972160A (en) * 1989-12-07 1990-11-20 Northern Telecom Limited Phase-lock loop circuit with improved output signal jitter performance
JPH0738023B2 (ja) * 1990-02-13 1995-04-26 パイオニア株式会社 Ｇｐｓ受信機の衛星電波捕捉方法
DE4037741A1 (de) * 1990-11-27 1992-06-11 Deutsche Forsch Luft Raumfahrt Verfahren zur quasi-kohaerenten synchronisation von mindestens zwei unterschiedlichen frequenzen
DE4204229C3 (de) * 1992-02-13 1997-09-04 Katek Kabel Kommunikations Anl Phasen-Synchronsteuereinrichtung
DE4229148A1 (de) * 1992-09-01 1994-03-03 Sel Alcatel Ag Digitaler Phasenkomparator und Phasenregelkreis
US5311149A (en) * 1993-03-12 1994-05-10 Trimble Navigation Limited Integrated phase locked loop local oscillator
US5483201A (en) * 1993-09-30 1996-01-09 At&T Corp. Synchronization circuit using a high speed digital slip counter
US5392005A (en) * 1993-09-30 1995-02-21 At&T Corp. Field calibration of a digitally compensated crystal oscillator over a temperature range
US5477195A (en) * 1994-12-01 1995-12-19 Stanford Telecommunications, Inc. Near optimal quasi-coherent delay lock loop (QCDLL) for tracking direct sequence signals and CDMA

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN115047749A (zh) * 2022-05-13 2022-09-13 南京尤尼泰信息科技有限公司 一种基于卫星导航信号的守时装置和方法
CN115047749B (zh) * 2022-05-13 2023-07-21 南京尤尼泰信息科技有限公司 一种基于卫星导航信号的守时装置和方法

Also Published As

Publication number Publication date
SE9504165L (sv) 1996-05-25
US5629649A (en) 1997-05-13
DE19543882C2 (de) 2001-11-22
JPH08146166A (ja) 1996-06-07
JP3085511B2 (ja) 2000-09-11
SE518565C2 (sv) 2002-10-22
DE19543882A1 (de) 1996-05-30

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