CN104079296B - 振荡器 - Google Patents

振荡器 Download PDF

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Publication number
CN104079296B
CN104079296B CN201410120710.8A CN201410120710A CN104079296B CN 104079296 B CN104079296 B CN 104079296B CN 201410120710 A CN201410120710 A CN 201410120710A CN 104079296 B CN104079296 B CN 104079296B
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CN
China
Prior art keywords
value
frequency
output
digital value
gain
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.)
Active
Application number
CN201410120710.8A
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English (en)
Chinese (zh)
Other versions
CN104079296A (zh
Inventor
赤池和男
古幡司
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
Original Assignee
Nihon Dempa Kogyo Co Ltd
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.)
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Publication of CN104079296A publication Critical patent/CN104079296A/zh
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Publication of CN104079296B publication Critical patent/CN104079296B/zh
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Classifications

    • 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
    • H03L7/099—Details of the phase-locked loop concerning mainly the controlled oscillator of the loop
    • 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
    • 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
    • H03L7/083—Details of the phase-locked loop the reference signal being additionally directly applied to the generator
    • 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
    • H03L7/24—Automatic control of frequency or phase; Synchronisation using a reference signal directly applied to the generator

Landscapes

  • Stabilization Of Oscillater, Synchronisation, Frequency Synthesizers (AREA)
  • Oscillators With Electromechanical Resonators (AREA)
CN201410120710.8A 2013-03-29 2014-03-27 振荡器 Active CN104079296B (zh)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2013074621 2013-03-29
JP2013-074621 2013-03-29

Publications (2)

Publication Number Publication Date
CN104079296A CN104079296A (zh) 2014-10-01
CN104079296B true CN104079296B (zh) 2018-10-19

Family

ID=51600368

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201410120710.8A Active CN104079296B (zh) 2013-03-29 2014-03-27 振荡器

Country Status (4)

Country Link
US (1) US9225347B2 (enExample)
JP (1) JP6298686B2 (enExample)
CN (1) CN104079296B (enExample)
TW (1) TWI596889B (enExample)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP6564250B2 (ja) * 2015-06-12 2019-08-21 日本電波工業株式会社 発振装置
EP3429082B1 (en) 2016-03-11 2020-12-23 Socionext Inc. Frequency divider circuit, demultiplexer circuit, and semiconductor integrated circuit
US10128783B2 (en) * 2016-05-31 2018-11-13 Infineon Technologies Ag Synchronization of internal oscillators of components sharing a communications bus

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5079521A (en) * 1989-11-22 1992-01-07 Stc Plc Fractional-n frequency synthesizer using delta-sigma modulator in divider control circuit
CN103023495A (zh) * 2011-09-23 2013-04-03 硅谷实验室公司 将内插分频器用作数控振荡器的pll

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5563535A (en) * 1994-11-29 1996-10-08 Microunity Systems Engineering, Inc. Direct digital frequency synthesizer using sigma-delta techniques
US6234658B1 (en) * 1996-06-07 2001-05-22 Duality Semiconductor, Inc. Method and apparatus for producing signal processing circuits in the delta sigma domain
JP3395529B2 (ja) * 1996-06-28 2003-04-14 三菱電機株式会社 周波数シンセサイザ
US6690215B2 (en) * 1999-03-17 2004-02-10 Tropian, Inc. Sigma-delta-based frequency synthesis
JP2000304783A (ja) * 1999-04-20 2000-11-02 Advantest Corp 周波数掃引信号発生器
US6717998B2 (en) * 1999-12-13 2004-04-06 Matsushita Electric Industrial Co., Ltd. Frequency synthesizer apparatus equipped with fraction part control circuit, communication apparatus, frequency modulator apparatus, and frequency modulating method
GB2383205B (en) * 2001-12-14 2005-02-16 Ifr Ltd Low noise synthesiser
US7577695B2 (en) * 2004-07-22 2009-08-18 Auburn University High-order delta-sigma noise shaping in direct digital frequency synthesis
JP2011151532A (ja) * 2010-01-20 2011-08-04 Nippon Dempa Kogyo Co Ltd 周波数ジェネレータ
JP2011172199A (ja) * 2010-01-20 2011-09-01 Nippon Dempa Kogyo Co Ltd ダイレクト・デジタル・シンセサイザ回路
TWI465032B (zh) 2011-01-28 2014-12-11 Nihon Dempa Kogyo Co 振盪裝置
TWI473418B (zh) 2011-02-28 2015-02-11 Nihon Dempa Kogyo Co 振盪裝置
JP5863395B2 (ja) 2011-11-02 2016-02-16 日本電波工業株式会社 発振器

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5079521A (en) * 1989-11-22 1992-01-07 Stc Plc Fractional-n frequency synthesizer using delta-sigma modulator in divider control circuit
CN103023495A (zh) * 2011-09-23 2013-04-03 硅谷实验室公司 将内插分频器用作数控振荡器的pll

Also Published As

Publication number Publication date
TW201438395A (zh) 2014-10-01
CN104079296A (zh) 2014-10-01
JP6298686B2 (ja) 2018-03-20
JP2014209731A (ja) 2014-11-06
US9225347B2 (en) 2015-12-29
US20140292416A1 (en) 2014-10-02
TWI596889B (zh) 2017-08-21

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