JP6298686B2 - 発振器 - Google Patents

発振器 Download PDF

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Publication number
JP6298686B2
JP6298686B2 JP2014074105A JP2014074105A JP6298686B2 JP 6298686 B2 JP6298686 B2 JP 6298686B2 JP 2014074105 A JP2014074105 A JP 2014074105A JP 2014074105 A JP2014074105 A JP 2014074105A JP 6298686 B2 JP6298686 B2 JP 6298686B2
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JP
Japan
Prior art keywords
value
frequency
output
digital value
unit
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JP2014074105A
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English (en)
Japanese (ja)
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JP2014209731A5 (enExample
JP2014209731A (ja
Inventor
赤池　和男
和男 赤池
古幡　司
司 古幡
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
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Priority to JP2014074105A priority Critical patent/JP6298686B2/ja
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Publication of JP2014209731A5 publication Critical patent/JP2014209731A5/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
    • H03L7/099—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)
JP2014074105A 2013-03-29 2014-03-31 発振器 Active JP6298686B2 (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP2014074105A JP6298686B2 (ja) 2013-03-29 2014-03-31 発振器

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2013074621 2013-03-29
JP2013074621 2013-03-29
JP2014074105A JP6298686B2 (ja) 2013-03-29 2014-03-31 発振器

Publications (3)

Publication Number Publication Date
JP2014209731A JP2014209731A (ja) 2014-11-06
JP2014209731A5 JP2014209731A5 (enExample) 2017-08-17
JP6298686B2 true JP6298686B2 (ja) 2018-03-20

Family

ID=51600368

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2014074105A Active JP6298686B2 (ja) 2013-03-29 2014-03-31 発振器

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

Family Cites Families (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2238434B (en) * 1989-11-22 1994-03-16 Stc Plc Frequency synthesiser
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
US8441291B2 (en) * 2011-09-23 2013-05-14 Silicon Laboratories Inc. PLL using interpolative divider as digitally controlled oscillator
JP5863395B2 (ja) 2011-11-02 2016-02-16 日本電波工業株式会社 発振器

Also Published As

Publication number Publication date
CN104079296B (zh) 2018-10-19
TW201438395A (zh) 2014-10-01
CN104079296A (zh) 2014-10-01
JP2014209731A (ja) 2014-11-06
US9225347B2 (en) 2015-12-29
US20140292416A1 (en) 2014-10-02
TWI596889B (zh) 2017-08-21

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