NO963235L - Frekvenssyntetisator - Google Patents

Frekvenssyntetisator

Info

Publication number
NO963235L
NO963235L NO963235A NO963235A NO963235L NO 963235 L NO963235 L NO 963235L NO 963235 A NO963235 A NO 963235A NO 963235 A NO963235 A NO 963235A NO 963235 L NO963235 L NO 963235L
Authority
NO
Norway
Prior art keywords
frequency synthesizer
synthesizer
frequency
Prior art date
Application number
NO963235A
Other languages
English (en)
Norwegian (no)
Other versions
NO963235D0 (no
Inventor
Kenro Hirata
Original Assignee
Mitsubishi Electric 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 Mitsubishi Electric Corp filed Critical Mitsubishi Electric Corp
Publication of NO963235D0 publication Critical patent/NO963235D0/no
Publication of NO963235L publication Critical patent/NO963235L/no

Links

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
    • 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
    • H03L7/16—Indirect frequency synthesis, i.e. generating a desired one of a number of predetermined frequencies using a frequency- or phase-locked loop
    • H03L7/18—Indirect frequency synthesis, i.e. generating a desired one of a number of predetermined frequencies using a frequency- or phase-locked loop using a frequency divider or counter in the loop
    • H03L7/197—Indirect frequency synthesis, i.e. generating a desired one of a number of predetermined frequencies using a frequency- or phase-locked loop using a frequency divider or counter in the loop a time difference being used for locking the loop, the counter counting between numbers which are variable in time or the frequency divider dividing by a factor variable in time, e.g. for obtaining fractional frequency division
    • H03L7/1974—Indirect frequency synthesis, i.e. generating a desired one of a number of predetermined frequencies using a frequency- or phase-locked loop using a frequency divider or counter in the loop a time difference being used for locking the loop, the counter counting between numbers which are variable in time or the frequency divider dividing by a factor variable in time, e.g. for obtaining fractional frequency division for fractional frequency division
    • H03L7/1976—Indirect frequency synthesis, i.e. generating a desired one of a number of predetermined frequencies using a frequency- or phase-locked loop using a frequency divider or counter in the loop a time difference being used for locking the loop, the counter counting between numbers which are variable in time or the frequency divider dividing by a factor variable in time, e.g. for obtaining fractional frequency division for fractional frequency division using a phase accumulator for controlling the counter or frequency divider
    • 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
    • H03L7/085—Details of the phase-locked loop concerning mainly the frequency- or phase-detection arrangement including the filtering or amplification of its output signal
    • H03L7/089—Details of the phase-locked loop concerning mainly the frequency- or phase-detection arrangement including the filtering or amplification of its output signal the phase or frequency detector generating up-down pulses
    • H03L7/0891—Details of the phase-locked loop concerning mainly the frequency- or phase-detection arrangement including the filtering or amplification of its output signal the phase or frequency detector generating up-down pulses the up-down pulses controlling source and sink current generators, e.g. a charge pump
NO963235A 1995-08-08 1996-08-02 Frekvenssyntetisator NO963235L (no)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP20226995A JP3319677B2 (ja) 1995-08-08 1995-08-08 周波数シンセサイザ

Publications (2)

Publication Number Publication Date
NO963235D0 NO963235D0 (no) 1996-08-02
NO963235L true NO963235L (no) 1997-02-10

Family

ID=16454750

Family Applications (1)

Application Number Title Priority Date Filing Date
NO963235A NO963235L (no) 1995-08-08 1996-08-02 Frekvenssyntetisator

Country Status (8)

Country Link
US (1) US5847611A (ja)
EP (1) EP0758166B1 (ja)
JP (1) JP3319677B2 (ja)
KR (1) KR100237539B1 (ja)
CN (1) CN1139187C (ja)
CA (1) CA2182248A1 (ja)
DE (1) DE69635573T2 (ja)
NO (1) NO963235L (ja)

Families Citing this family (29)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3784485B2 (ja) * 1997-02-12 2006-06-14 富士通株式会社 出力パルス幅制御システム
US6141394A (en) * 1997-12-22 2000-10-31 Philips Electronics North America Corporation Fractional-N frequency synthesizer with jitter compensation
JPH11225072A (ja) * 1998-02-05 1999-08-17 Fujitsu Ltd スプリアス抑制装置、スプリアス抑制方法およびフラクショナルｎシンセサイザ
US6130561A (en) * 1998-12-28 2000-10-10 Philips Electronics North America Corporation Method and apparatus for performing fractional division charge compensation in a frequency synthesizer
DE19947095A1 (de) * 1999-09-30 2001-05-03 Siemens Ag Vorrichtung zur Synchronisierung des Rahmentaktes in Einheiten/Knoten datenübertragender Systeme
JP4198303B2 (ja) * 2000-06-15 2008-12-17 富士通マイクロエレクトロニクス株式会社 Ｆｒａｃｔｉｏｎａｌ−ＮＰＬＬ周波数シンセサイザの位相誤差除去方法及びＦｒａｃｔｉｏｎａｌ−ＮＰＬＬ周波数シンセサイザ
FR2811166B1 (fr) * 2000-06-30 2005-01-28 Cit Alcatel Procede et dispositif de synthese de frequence au moyen d'une boucle a phase asservie
JP2002027282A (ja) * 2000-07-10 2002-01-25 Matsushita Electric Ind Co Ltd 同期分離回路
JP2002217723A (ja) * 2001-01-23 2002-08-02 Mitsubishi Electric Corp 小数点分周方式ｐｌｌ周波数シンセサイザ
KR20010069610A (ko) * 2001-04-20 2001-07-25 유흥균 고속 저전력 직접 디지털 주파수 합성기 구동형 위상 고정루프(DDFS-driven PLL) 주파수 합성기 설계 기술
US6693468B2 (en) * 2001-06-12 2004-02-17 Rf Micro Devices, Inc. Fractional-N synthesizer with improved noise performance
JP4493887B2 (ja) * 2001-08-03 2010-06-30 セイコーＮｐｃ株式会社 フラクショナルｎ周波数シンセサイザ及びその動作方法
US6946884B2 (en) * 2002-04-25 2005-09-20 Agere Systems Inc. Fractional-N baseband frequency synthesizer in bluetooth applications
KR100468734B1 (ko) * 2002-06-11 2005-01-29 삼성전자주식회사 노이즈를 감소시키기 위한 주파수 합성 회로
US7064617B2 (en) * 2003-05-02 2006-06-20 Silicon Laboratories Inc. Method and apparatus for temperature compensation
US7436227B2 (en) * 2003-05-02 2008-10-14 Silicon Laboratories Inc. Dual loop architecture useful for a programmable clock source and clock multiplier applications
US7288998B2 (en) * 2003-05-02 2007-10-30 Silicon Laboratories Inc. Voltage controlled clock synthesizer
US7187241B2 (en) * 2003-05-02 2007-03-06 Silicon Laboratories Inc. Calibration of oscillator devices
US7295077B2 (en) * 2003-05-02 2007-11-13 Silicon Laboratories Inc. Multi-frequency clock synthesizer
US7068110B2 (en) * 2004-06-28 2006-06-27 Silicon Laboratories Inc. Phase error cancellation
US7983922B2 (en) * 2005-04-15 2011-07-19 Fraunhofer-Gesellschaft Zur Foerderung Der Angewandten Forschung E.V. Apparatus and method for generating multi-channel synthesizer control signal and apparatus and method for multi-channel synthesizing
JP4855129B2 (ja) * 2006-04-26 2012-01-18 ルネサスエレクトロニクス株式会社 デジタル放送受信装置およびデジタル放送システム
JP2011151473A (ja) * 2010-01-19 2011-08-04 Panasonic Corp 角度変調器、送信装置及び無線通信装置
CN103067001B (zh) * 2011-10-24 2016-03-02 中国科学院微电子研究所 高效率射频电源的相位同步电路
US8618841B1 (en) 2012-10-30 2013-12-31 Hittite Microwave Corporation Method for reducing spurious for a clock distribution system
US9531358B2 (en) * 2014-10-27 2016-12-27 Mediatek Inc. Signal generating system and signal generating method
EP3243277B1 (en) * 2015-01-05 2022-07-20 Telefonaktiebolaget LM Ericsson (publ) Method and radio network node for compensation for local oscillator pulling or pushing
CN104990616B (zh) * 2015-06-26 2018-01-19 广州能源检测研究院 基于级联自适应陷波器的多路不同步脉冲计数补偿方法
CN107911103B (zh) * 2017-12-04 2020-12-18 中国电子科技集团公司第四十一研究所 一种采用全分频的1MHz-6GHz信号产生电路及方法

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Publication number Priority date Publication date Assignee Title
GB2026268B (en) * 1978-07-22 1982-07-28 Racal Communcations Equipment Frequency synthesizers
GB2228840B (en) * 1989-03-04 1993-02-10 Racal Dana Instr Ltd Frequency synthesisers
US5180993A (en) * 1990-01-15 1993-01-19 Telefonaktiebolaget L M Ericsson Method and arrangement for frequency synthesis
US5093632A (en) * 1990-08-31 1992-03-03 Motorola, Inc. Latched accumulator fractional n synthesis with residual error reduction
US5256981A (en) * 1992-02-27 1993-10-26 Hughes Aircraft Company Digital error corrected fractional-N synthesizer and method
JP2666682B2 (ja) * 1993-05-28 1997-10-22 日本電気株式会社 Ｐｌｌ回路
US5495206A (en) * 1993-10-29 1996-02-27 Motorola, Inc. Fractional N frequency synthesis with residual error correction and method thereof

Also Published As

Publication number Publication date
CN1139187C (zh) 2004-02-18
EP0758166B1 (en) 2005-12-14
NO963235D0 (no) 1996-08-02
CA2182248A1 (en) 1997-02-09
KR970013772A (ko) 1997-03-29
CN1151637A (zh) 1997-06-11
EP0758166A1 (en) 1997-02-12
DE69635573D1 (de) 2006-01-19
JP3319677B2 (ja) 2002-09-03
JPH0951268A (ja) 1997-02-18
DE69635573T2 (de) 2006-10-26
US5847611A (en) 1998-12-08
KR100237539B1 (ko) 2000-01-15

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