SE9504165D0 - Frequency standard generator - Google Patents
Frequency standard generatorInfo
- 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
Links
- 239000013078 crystal Substances 0.000 abstract 6
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)
- Position Fixing By Use Of Radio Waves (AREA)
- Electric Clocks (AREA)
- Synchronisation In Digital Transmission Systems (AREA)
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)
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)
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 |
US6670913B1 (en) * | 1998-07-24 | 2003-12-30 | Trimble Navigation Limited | Self-calibrating electronic distance measurement instrument |
US6614395B2 (en) * | 1998-07-24 | 2003-09-02 | 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 |
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 |
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 |
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 |
WO2003103300A2 (en) * | 2002-05-29 | 2003-12-11 | Thomson Licensing S.A. | Method and apparatus for enabling transmission of a wireless return channel signal in a satellite communications system |
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 |
CN100488040C (zh) * | 2002-10-16 | 2009-05-13 | 卡西欧计算机株式会社 | 无线电波接收设备、无线电波时钟以及转发器 |
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 |
JP5572216B2 (ja) * | 2010-08-31 | 2014-08-13 | 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***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***单向授时驯服***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*** |
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***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)
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 |
CA2004842C (en) * | 1989-12-07 | 1994-08-23 | Dany Sylvain | 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 |
-
1994
- 1994-11-24 JP JP06314192A patent/JP3085511B2/ja not_active Expired - Fee Related
-
1995
- 1995-11-22 US US08/562,106 patent/US5629649A/en not_active Expired - Fee Related
- 1995-11-22 SE SE9504165A patent/SE518565C2/sv not_active IP Right Cessation
- 1995-11-24 DE DE1995143882 patent/DE19543882C2/de not_active Expired - Fee Related
Cited By (2)
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 |
---|---|
JPH08146166A (ja) | 1996-06-07 |
JP3085511B2 (ja) | 2000-09-11 |
SE518565C2 (sv) | 2002-10-22 |
SE9504165L (sv) | 1996-05-25 |
US5629649A (en) | 1997-05-13 |
DE19543882A1 (de) | 1996-05-30 |
DE19543882C2 (de) | 2001-11-22 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
SE9504165D0 (sv) | Frequency standard generator | |
US4835491A (en) | Clock signal generation | |
US20080180180A1 (en) | Frequency synthesizer and method for operating a frequency synthesizer | |
SE8804461L (sv) | Krets foer bibehaallande av en klocksignal | |
JP4742219B2 (ja) | 電圧制御発振器プリセット回路 | |
EP0220932A3 (en) | A multiphase frequency selective phase locked loop with multiphase sinusoidal and digital outputs | |
KR940005513B1 (ko) | 아날로그 디지탈 pll | |
CA2003428A1 (en) | Frequency synthesizer | |
US4144572A (en) | Accurate phase-measuring system using arithmetic synthesis | |
CA2192881A1 (en) | PLL Circuit and Noise Reduction Means for PLL Circuit | |
KR890007491A (ko) | 주파수 동기 루프용 주파수 검파기 | |
JPS5550191A (en) | Electronic timepiece | |
JPH0693025B2 (ja) | Fm―cw測距方法 | |
JPH09196977A (ja) | スペクトラムアナライザ | |
RU2071173C1 (ru) | Квантовый стандарт частоты | |
US4035736A (en) | FM discriminator having low noise characteristics | |
JP3246459B2 (ja) | 刻時同期方法及び刻時同期回路 | |
Kampik et al. | On the need for development of the highly stable source of digitally synthesized AC voltage with increased bandwidth for metrology and diagnostic applications | |
GB2197492A (en) | Circuit for determining frequency response | |
KR100312748B1 (ko) | 복수개의 전압제어발진기들을 이용하여 선형 주파수변조된 신호를 발생하는 장치 | |
SU1741096A1 (ru) | Устройство дл сличени эталонов времени | |
SU993222A1 (ru) | Управл емый стабилизированный источник посто нного тока | |
NO953288D0 (no) | Fremgangsmåte til synkronisering av utgangsfrekvensene til en taktgenerator | |
ES8306299A1 (es) | Transductor de frecuencia de onda sostenida y bucle con sin-cronizacion de fase. | |
SU1265651A1 (ru) | Устройство дл выдачи сигналов с калиброванными значени ми коэффициента амплитудной модул ции |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
NUG | Patent has lapsed |