TW335575B - PLL circuit - Google Patents

PLL circuit

Info

Publication number
TW335575B
TW335575B TW085115365A TW85115365A TW335575B TW 335575 B TW335575 B TW 335575B TW 085115365 A TW085115365 A TW 085115365A TW 85115365 A TW85115365 A TW 85115365A TW 335575 B TW335575 B TW 335575B
Authority
TW
Taiwan
Prior art keywords
voltage control
output
frequency
control oscillator
phase
Prior art date
Application number
TW085115365A
Other languages
English (en)
Inventor
Akihiko Yoshizawa
Original Assignee
Toshiba 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.)
Filing date
Publication date
Application filed by Toshiba Co Ltd filed Critical Toshiba Co Ltd
Application granted granted Critical
Publication of TW335575B publication Critical patent/TW335575B/zh

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
    • H03L7/07—Automatic control of frequency or phase; Synchronisation using a reference signal applied to a frequency- or phase-locked loop using several loops, e.g. for redundant clock signal generation

Landscapes

  • Stabilization Of Oscillater, Synchronisation, Frequency Synthesizers (AREA)
TW085115365A 1995-12-19 1996-12-12 PLL circuit TW335575B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP7330424A JPH09172370A (ja) 1995-12-19 1995-12-19 Ｐｌｌ回路

Publications (1)

Publication Number Publication Date
TW335575B true TW335575B (en) 1998-07-01

Family

ID=18232463

Family Applications (1)

Application Number Title Priority Date Filing Date
TW085115365A TW335575B (en) 1995-12-19 1996-12-12 PLL circuit

Country Status (5)

Country Link
US (1) US5909474A (zh)
EP (1) EP0780985A1 (zh)
JP (1) JPH09172370A (zh)
KR (1) KR100245580B1 (zh)
TW (1) TW335575B (zh)

Families Citing this family (26)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
TW419901B (en) * 1997-06-27 2001-01-21 Hitachi Ltd Phase-locked ring circuit, data processing device and data process system
US6470060B1 (en) 1999-03-01 2002-10-22 Micron Technology, Inc. Method and apparatus for generating a phase dependent control signal
JP3684109B2 (ja) 1999-06-30 2005-08-17 株式会社東芝 電圧制御発振回路
US6696828B2 (en) 1999-11-30 2004-02-24 Kabushiki Kaisha Toshiba Integrated circuit and lot selection system therefor
WO2001043385A1 (de) * 1999-12-07 2001-06-14 Josef Dirr Digitales übertragungsverfahren für bandbreiten- und bitratenflexibilität
EP1111508B1 (fr) * 1999-12-23 2003-05-14 EM Microelectronic-Marin SA Circuit intégré pourvu de moyens de calibrage d'un module électronique, et procédé de calibrage d'un module électronique d'un circuit intégré
JP2002016493A (ja) * 2000-06-30 2002-01-18 Hitachi Ltd 半導体集積回路および光伝送用送信回路
JP2002176340A (ja) 2000-12-06 2002-06-21 Toshiba Corp 遅延回路及び電圧制御発振回路
JP2002230915A (ja) * 2001-02-05 2002-08-16 Sanyo Electric Co Ltd Ｐｌｌ回路
EP1371167B1 (en) * 2001-03-20 2008-03-05 GCT Semiconductor, Inc. Fractional-n frequency synthesizer with fractional compensation method
US6553089B2 (en) * 2001-03-20 2003-04-22 Gct Semiconductor, Inc. Fractional-N frequency synthesizer with fractional compensation method
US6704383B2 (en) * 2001-03-20 2004-03-09 Gct Semiconductor, Inc. Sample and hold type fractional-N frequency synthesizer
GB0121713D0 (en) * 2001-09-07 2001-10-31 Nokia Corp Accumulator based phase locked loop
TWI224846B (en) * 2003-08-12 2004-12-01 Siliconware Precision Industries Co Ltd Semiconductor package with heat dissipating structure
AU2003267054A1 (en) 2003-09-06 2005-03-29 Semtech Neuchatel Sa Phase locked loop
US7436921B1 (en) * 2004-11-05 2008-10-14 Rockwell Collins, Inc. Frequency sampling phase detector
TWI463865B (zh) * 2007-11-23 2014-12-01 Mstar Semiconductor Inc 多切割之水平同步訊號之產生裝置及方法
JP5229081B2 (ja) * 2009-04-10 2013-07-03 富士通株式会社 半導体装置
JP2010268223A (ja) * 2009-05-14 2010-11-25 Nippon Telegr & Teleph Corp <Ntt> クロックデータ再生回路
US8379412B2 (en) * 2010-08-16 2013-02-19 Empire Technology Development Llc Converter and converter control method
CN102655402B (zh) * 2011-03-01 2015-08-26 瑞昱半导体股份有限公司 收发装置、其压控振荡装置与其控制方法
US10425089B2 (en) * 2017-12-21 2019-09-24 Advanced Micro Devices, Inc. Master/slave frequency locked loop
GB201820175D0 (en) * 2018-12-11 2019-01-23 Nordic Semiconductor Asa Frequency synthesiser circuits
WO2021121637A1 (en) 2019-12-20 2021-06-24 Telefonaktiebolaget Lm Ericsson (Publ) Multiple pll system with common and difference mode loop filters
EP4315611A1 (en) * 2021-03-26 2024-02-07 Telefonaktiebolaget LM Ericsson (publ) Multiple pll system with phase locking and phase noise cancellation
BR112023026166A2 (pt) * 2021-06-18 2024-03-05 Ericsson Telefon Ab L M Circuito de geração do sinal de oscilador local multifrequências, transceptor multiportadoras, sistema de circuito integrado de transceptor multiportadoras, método para gerar um conjunto de sinais periódicos em diferentes frequências, e, equipamento de usuário e estação base operativos em uma rede de comunicação sem fio

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5072195A (en) * 1990-04-05 1991-12-10 Gazelle Microcircuits, Inc. Phase-locked loop with clamped voltage-controlled oscillator
US5038115A (en) * 1990-05-29 1991-08-06 Myers Glen A Method and apparatus for frequency independent phase tracking of input signals in receiving systems and the like
US5302919A (en) * 1990-10-23 1994-04-12 Seiko Epson Corporation VCO having voltage-to-current converter and PLL using same
JP2824370B2 (ja) * 1992-10-09 1998-11-11 三菱電機株式会社 位相同期ループ回路
JP3088233B2 (ja) * 1993-06-17 2000-09-18 日本電気株式会社 再生クロック生成回路
US5382922A (en) * 1993-12-23 1995-01-17 International Business Machines Corporation Calibration systems and methods for setting PLL gain characteristics and center frequency
US5559473A (en) * 1994-06-23 1996-09-24 At&T Global Information Solutions Company Multi-range voltage controlled oscillator
US5414390A (en) * 1994-09-12 1995-05-09 Analog Devices, Inc. Center frequency controlled phase locked loop system
JPH08186490A (ja) * 1994-11-04 1996-07-16 Fujitsu Ltd 位相同期回路及びデータ再生装置
US5734301A (en) * 1996-08-15 1998-03-31 Realtek Semiconductor Corporation Dual phase-locked loop clock synthesizer

Also Published As

Publication number Publication date
US5909474A (en) 1999-06-01
JPH09172370A (ja) 1997-06-30
KR100245580B1 (ko) 2000-02-15
EP0780985A1 (en) 1997-06-25
KR970055569A (ko) 1997-07-31

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