JP4625494B2 - 発振周波数制御回路 - Google Patents

発振周波数制御回路 Download PDF

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Publication number
JP4625494B2
JP4625494B2 JP2007331767A JP2007331767A JP4625494B2 JP 4625494 B2 JP4625494 B2 JP 4625494B2 JP 2007331767 A JP2007331767 A JP 2007331767A JP 2007331767 A JP2007331767 A JP 2007331767A JP 4625494 B2 JP4625494 B2 JP 4625494B2
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Japan
Prior art keywords
voltage
control
circuit
reference signal
pulse
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Application number
JP2007331767A
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English (en)
Japanese (ja)
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JP2009159013A (ja
JP2009159013A5 (enExample
Inventor
直樹 大西
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.)
Nihon Dempa Kogyo Co Ltd
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Nihon Dempa Kogyo Co Ltd
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Filing date
Publication date
Application filed by Nihon Dempa Kogyo Co Ltd filed Critical Nihon Dempa Kogyo Co Ltd
Priority to JP2007331767A priority Critical patent/JP4625494B2/ja
Priority to PCT/JP2008/003108 priority patent/WO2009081516A1/ja
Priority to CN2008801227621A priority patent/CN101911496B/zh
Publication of JP2009159013A publication Critical patent/JP2009159013A/ja
Priority to US12/801,772 priority patent/US7884657B2/en
Publication of JP2009159013A5 publication Critical patent/JP2009159013A5/ja
Application granted granted Critical
Publication of JP4625494B2 publication Critical patent/JP4625494B2/ja
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    • 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
    • H03L7/08—Details of the phase-locked loop
    • H03L7/14—Details of the phase-locked loop for assuring constant frequency when supply or correction voltages fail
    • 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
    • H03L7/08—Details of the phase-locked loop
    • H03L7/10—Details of the phase-locked loop for assuring initial synchronisation or for broadening the capture range
    • H03L7/107—Details of the phase-locked loop for assuring initial synchronisation or for broadening the capture range using a variable transfer function for the loop, e.g. low pass filter having a variable bandwidth
    • H03L7/1075—Details of the phase-locked loop for assuring initial synchronisation or for broadening the capture range using a variable transfer function for the loop, e.g. low pass filter having a variable bandwidth by changing characteristics of the loop filter, e.g. changing the gain, changing the bandwidth
    • 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
    • H03L7/08—Details of the phase-locked loop
    • H03L7/14—Details of the phase-locked loop for assuring constant frequency when supply or correction voltages fail
    • H03L7/146—Details of the phase-locked loop for assuring constant frequency when supply or correction voltages fail by using digital means for generating the oscillator control signal

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  • Stabilization Of Oscillater, Synchronisation, Frequency Synthesizers (AREA)
JP2007331767A 2007-12-25 2007-12-25 発振周波数制御回路 Active JP4625494B2 (ja)

Priority Applications (4)

Application Number Priority Date Filing Date Title
JP2007331767A JP4625494B2 (ja) 2007-12-25 2007-12-25 発振周波数制御回路
PCT/JP2008/003108 WO2009081516A1 (ja) 2007-12-25 2008-10-30 発振周波数制御回路
CN2008801227621A CN101911496B (zh) 2007-12-25 2008-10-30 振荡频率控制电路
US12/801,772 US7884657B2 (en) 2007-12-25 2010-06-24 Oscillation frequency control circuit

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2007331767A JP4625494B2 (ja) 2007-12-25 2007-12-25 発振周波数制御回路

Related Child Applications (1)

Application Number Title Priority Date Filing Date
JP2010248146A Division JP5145398B2 (ja) 2010-11-05 2010-11-05 発振周波数制御回路

Publications (3)

Publication Number Publication Date
JP2009159013A JP2009159013A (ja) 2009-07-16
JP2009159013A5 JP2009159013A5 (enExample) 2010-07-15
JP4625494B2 true JP4625494B2 (ja) 2011-02-02

Family

ID=40800835

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2007331767A Active JP4625494B2 (ja) 2007-12-25 2007-12-25 発振周波数制御回路

Country Status (4)

Country Link
US (1) US7884657B2 (enExample)
JP (1) JP4625494B2 (enExample)
CN (1) CN101911496B (enExample)
WO (1) WO2009081516A1 (enExample)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4374463B2 (ja) * 2006-12-26 2009-12-02 日本電波工業株式会社 発振周波数制御回路
US8330644B2 (en) * 2010-07-14 2012-12-11 The United States Of America As Represented By The Administrator Of The National Aeronautics And Space Administration Expandable and reconfigurable instrument node arrays
CN103312265B (zh) * 2012-03-12 2017-07-04 飞思卡尔半导体公司 振荡器电路
US20140004887A1 (en) 2012-06-29 2014-01-02 Qualcomm Incorporated Crystal oscillator calibration
CN102798431B (zh) * 2012-08-30 2014-04-09 北京京仪海福尔自动化仪表有限公司 一种压电晶体振荡及检测装置
JP6172989B2 (ja) * 2013-03-26 2017-08-02 日本電波工業株式会社 発振装置
US9160159B2 (en) * 2013-07-24 2015-10-13 Stmicroelectronics S.R.L. Circuit breaker and method of controlling a power transistor with a circuit breaker
JP2017194789A (ja) * 2016-04-19 2017-10-26 ローム株式会社 クロック発生装置、電子回路、集積回路、及び電気機器
CN106027041B (zh) * 2016-05-12 2019-03-05 中国电子科技集团公司第四十一研究所 一种高性能自检测外参考时基电路及其实现方法
US10778235B2 (en) * 2018-10-28 2020-09-15 Nuvoton Technology Corporation Intermittent tuning of an oscillator
CN111490781B (zh) * 2020-04-22 2023-05-26 中国科学院国家授时中心 一种基于温度变化差驾驭压控晶振的时间保持方法

Family Cites Families (26)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS60186115A (ja) * 1984-03-06 1985-09-21 Mitsubishi Electric Corp 位相同期回路
JPH01307317A (ja) * 1988-06-06 1989-12-12 Mitsubishi Electric Corp Ｐｌｌ回路
JP2644890B2 (ja) * 1989-05-18 1997-08-25 三菱電機株式会社 位相同期回路
JPH047911A (ja) * 1990-04-25 1992-01-13 Nec Corp 位相同期発振回路
JPH0450935A (ja) 1990-06-15 1992-02-19 Nikon Corp カメラのバッテリチェック装置
JPH0470010A (ja) * 1990-07-09 1992-03-05 Nec Eng Ltd Ｐｌｏ回路
JPH0450935U (enExample) * 1990-09-06 1992-04-28
JPH04343524A (ja) * 1991-05-20 1992-11-30 Casio Comput Co Ltd Ｐｌｌ回路
JPH04369927A (ja) * 1991-06-19 1992-12-22 Hitachi Ltd Ｐｌｌ発振器
JPH05243992A (ja) * 1992-02-28 1993-09-21 Sony Corp Ｐｌｌ回路
US6337589B1 (en) * 1997-09-11 2002-01-08 Mitsubishi Denki Kabushiki Kaisha Phase-lock loop with independent phase and frequency adjustments
JP2000083003A (ja) 1998-09-04 2000-03-21 Tif:Kk フリーラン周波数調整方式
JP3367465B2 (ja) * 1999-05-13 2003-01-14 日本電気株式会社 発振周波数調整装置
JP3501778B2 (ja) * 2001-05-30 2004-03-02 日本電気株式会社 Ｐｌｌ回路
JP3674850B2 (ja) 2001-12-11 2005-07-27 ソニー株式会社 電圧制御発振器の自走周波数の自動調整機能を有する位相ロックループ回路
US6680874B1 (en) * 2002-08-29 2004-01-20 Micron Technology, Inc. Delay lock loop circuit useful in a synchronous system and associated methods
JP2006005489A (ja) * 2004-06-15 2006-01-05 Sharp Corp Ｐｌｌ回路および高周波受信装置
JP2006121171A (ja) * 2004-10-19 2006-05-11 Matsushita Electric Ind Co Ltd 周波数補正機能付きクロック供給装置
WO2006118284A1 (en) * 2005-04-27 2006-11-09 Semiconductor Energy Laboratory Co., Ltd. Pll circuit and semiconductor device having the same
JP4459911B2 (ja) * 2006-02-08 2010-04-28 富士通株式会社 ホールドオーバ機能付きｄｐｌｌ回路
US7805122B2 (en) * 2006-08-29 2010-09-28 Texas Instruments Incorporated Local oscillator with non-harmonic ratio between oscillator and RF frequencies using digital mixing and weighting functions
US7564280B2 (en) * 2006-11-30 2009-07-21 Broadcom Corporation Phase locked loop with small size and improved performance
US7804344B2 (en) * 2007-04-20 2010-09-28 Micron Technology, Inc. Periodic signal synchronization apparatus, systems, and methods
JP5022445B2 (ja) * 2007-11-02 2012-09-12 パナソニック株式会社 スペクトラム拡散クロック発生装置
US7800451B2 (en) * 2008-08-20 2010-09-21 Silicon Laboratories Inc. Frequency adjustment for clock generator
US7733151B1 (en) * 2008-12-08 2010-06-08 Texas Instruments Incorporated Operating clock generation system and method for audio applications

Also Published As

Publication number Publication date
JP2009159013A (ja) 2009-07-16
US20100264961A1 (en) 2010-10-21
US7884657B2 (en) 2011-02-08
CN101911496A (zh) 2010-12-08
WO2009081516A1 (ja) 2009-07-02
CN101911496B (zh) 2013-02-20

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