DE60006449D1 - Spannungsgesteuerter Ring-Oszillator mit Differenzverstärkern - Google Patents

Spannungsgesteuerter Ring-Oszillator mit Differenzverstärkern

Info

Publication number
DE60006449D1
DE60006449D1 DE60006449T DE60006449T DE60006449D1 DE 60006449 D1 DE60006449 D1 DE 60006449D1 DE 60006449 T DE60006449 T DE 60006449T DE 60006449 T DE60006449 T DE 60006449T DE 60006449 D1 DE60006449 D1 DE 60006449D1
Authority
DE
Germany
Prior art keywords
voltage controlled
ring oscillator
differential amplifiers
controlled ring
amplifiers
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.)
Expired - Fee Related
Application number
DE60006449T
Other languages
English (en)
Other versions
DE60006449T2 (de
Inventor
Susumu Tanimoto
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.)
NEC Electronics Corp
Original Assignee
NEC Electronics 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 NEC Electronics Corp filed Critical NEC Electronics Corp
Application granted granted Critical
Publication of DE60006449D1 publication Critical patent/DE60006449D1/de
Publication of DE60006449T2 publication Critical patent/DE60006449T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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
    • H03L7/16—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
    • H03L7/183—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 fixed numbers or the frequency divider dividing by a fixed number
    • H03L7/187—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 fixed numbers or the frequency divider dividing by a fixed number using means for coarse tuning the voltage controlled oscillator of the loop
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03K—PULSE TECHNIQUE
    • H03K3/00—Circuits for generating electric pulses; Monostable, bistable or multistable circuits
    • H03K3/02—Generators characterised by the type of circuit or by the means used for producing pulses
    • H03K3/027—Generators characterised by the type of circuit or by the means used for producing pulses by the use of logic circuits, with internal or external positive feedback
    • H03K3/03—Astable circuits
    • H03K3/0315—Ring oscillators
    • H03K3/0322—Ring oscillators with differential cells
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03K—PULSE TECHNIQUE
    • H03K3/00—Circuits for generating electric pulses; Monostable, bistable or multistable circuits
    • H03K3/02—Generators characterised by the type of circuit or by the means used for producing pulses
    • H03K3/023—Generators characterised by the type of circuit or by the means used for producing pulses by the use of differential amplifiers or comparators, with internal or external positive feedback
    • H03K3/0231—Astable circuits
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03K—PULSE TECHNIQUE
    • H03K3/00—Circuits for generating electric pulses; Monostable, bistable or multistable circuits
    • H03K3/02—Generators characterised by the type of circuit or by the means used for producing pulses
    • H03K3/027—Generators characterised by the type of circuit or by the means used for producing pulses by the use of logic circuits, with internal or external positive feedback
    • H03K3/03—Astable circuits
    • 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
    • H03L7/0995—Details of the phase-locked loop concerning mainly the controlled oscillator of the loop the oscillator comprising a ring oscillator
DE60006449T 1999-04-30 2000-04-28 Spannungsgesteuerter Ring-Oszillator mit Differenzverstärkern Expired - Fee Related DE60006449T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP12416399A JP3512676B2 (ja) 1999-04-30 1999-04-30 電圧制御発振器
JP12416399 1999-04-30

Publications (2)

Publication Number Publication Date
DE60006449D1 true DE60006449D1 (de) 2003-12-18
DE60006449T2 DE60006449T2 (de) 2004-10-28

Family

ID=14878514

Family Applications (1)

Application Number Title Priority Date Filing Date
DE60006449T Expired - Fee Related DE60006449T2 (de) 1999-04-30 2000-04-28 Spannungsgesteuerter Ring-Oszillator mit Differenzverstärkern

Country Status (7)

Country Link
US (1) US6452458B1 (de)
EP (1) EP1056207B1 (de)
JP (1) JP3512676B2 (de)
KR (1) KR100393287B1 (de)
CN (1) CN1161883C (de)
DE (1) DE60006449T2 (de)
TW (1) TW445723B (de)

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US6771105B2 (en) 2001-09-18 2004-08-03 Altera Corporation Voltage controlled oscillator programmable delay cells
KR100404143B1 (ko) * 2001-11-08 2003-11-05 주식회사 하이닉스반도체 링 오실레이터
US7599673B2 (en) * 2003-04-14 2009-10-06 Silicon Laboratories, Inc. Receiver architectures utilizing coarse analog tuning and associated methods
JP2004356800A (ja) * 2003-05-28 2004-12-16 Rohm Co Ltd 発振回路
US7019570B2 (en) 2003-09-05 2006-03-28 Altera Corporation Dual-gain loop circuitry for programmable logic device
US6924678B2 (en) 2003-10-21 2005-08-02 Altera Corporation Programmable phase-locked loop circuitry for programmable logic device
JP2005130092A (ja) * 2003-10-22 2005-05-19 Yamaha Corp 電圧制御発振器
US7310506B2 (en) * 2004-03-03 2007-12-18 Matsushita Electric Industrial Co., Ltd. Differential voltage control oscillator including radio-frequency switching circuits
US7075365B1 (en) 2004-04-22 2006-07-11 Altera Corporation Configurable clock network for programmable logic device
US7230495B2 (en) 2004-04-28 2007-06-12 Micron Technology, Inc. Phase-locked loop circuits with reduced lock time
JP4563737B2 (ja) * 2004-07-02 2010-10-13 ルネサスエレクトロニクス株式会社 パルス幅変調回路
US20060181320A1 (en) * 2005-02-11 2006-08-17 International Business Machines Corporation Circuit for optimizing the duty cycle of a received clock transmitted over a transmission line
JP2006319399A (ja) 2005-05-10 2006-11-24 Nec Electronics Corp パルス幅変調回路及び多相クロック生成回路
US7436228B1 (en) 2005-12-22 2008-10-14 Altera Corporation Variable-bandwidth loop filter methods and apparatus
US7307483B2 (en) * 2006-02-03 2007-12-11 Fujitsu Limited Electronic oscillators having a plurality of phased outputs and such oscillators with phase-setting and phase-reversal capability
US7728674B1 (en) 2006-05-19 2010-06-01 Altera Corporation Voltage-controlled oscillator methods and apparatus
JP2008054134A (ja) * 2006-08-25 2008-03-06 Matsushita Electric Ind Co Ltd リング発振器及びそれを備えた半導体集積回路及び電子機器
US8275314B1 (en) 2007-08-13 2012-09-25 Marvell International Ltd. Bluetooth scan modes
US8577305B1 (en) 2007-09-21 2013-11-05 Marvell International Ltd. Circuits and methods for generating oscillating signals
US8588705B1 (en) 2007-12-11 2013-11-19 Marvell International Ltd. System and method of determining Power over Ethernet impairment
JP2009260607A (ja) 2008-04-16 2009-11-05 Nec Electronics Corp 電圧制御発振器及び位相同期回路
US7973576B2 (en) * 2008-05-21 2011-07-05 Mediatek Inc. Voltage controlled oscillators and phase-frequency locked loop circuit using the same
EP2289274B1 (de) 2008-06-16 2016-11-23 Marvell World Trade Ltd. Drahtlose kommunikation mit kurzer reichweite
US8600324B1 (en) 2008-06-27 2013-12-03 Marvell International Ltd Circuit and method for adjusting a digitally controlled oscillator
CN101350611B (zh) * 2008-07-29 2010-06-09 友达光电股份有限公司 振荡器电路
US8472968B1 (en) 2008-08-11 2013-06-25 Marvell International Ltd. Location-based detection of interference in cellular communications systems
KR101566417B1 (ko) 2008-08-29 2015-11-05 삼성전자주식회사 전압제어 발진기, 위상 고정 루프 회로, 클럭 생성기 및 에이치디엠아이 송신기의 파이
US9288764B1 (en) 2008-12-31 2016-03-15 Marvell International Ltd. Discovery-phase power conservation
US8472427B1 (en) 2009-04-06 2013-06-25 Marvell International Ltd. Packet exchange arbitration for coexisting radios
US9066369B1 (en) 2009-09-16 2015-06-23 Marvell International Ltd. Coexisting radio communication
US8767771B1 (en) 2010-05-11 2014-07-01 Marvell International Ltd. Wakeup beacons for mesh networks
JP2010273386A (ja) * 2010-08-16 2010-12-02 Renesas Electronics Corp 電圧制御発振器
EP2630827B1 (de) 2010-10-20 2018-11-21 Marvell World Trade Ltd. Dienst-entdeckung vor assoziierung
US8592746B2 (en) * 2010-12-07 2013-11-26 Honeywell International Inc. Systems and methods for driving an optical modulator
CN102006036B (zh) * 2010-12-23 2013-01-02 东南大学 一种扩频时钟抖动信号的产生方法
US8750278B1 (en) 2011-05-26 2014-06-10 Marvell International Ltd. Method and apparatus for off-channel device invitation
US8983557B1 (en) 2011-06-30 2015-03-17 Marvell International Ltd. Reducing power consumption of a multi-antenna transceiver
US9125216B1 (en) 2011-09-28 2015-09-01 Marvell International Ltd. Method and apparatus for avoiding interference among multiple radios
WO2013119810A1 (en) 2012-02-07 2013-08-15 Marvell World Trade Ltd. Method and apparatus for multi-network communication
US9450649B2 (en) 2012-07-02 2016-09-20 Marvell World Trade Ltd. Shaping near-field transmission signals
JP6315164B2 (ja) * 2012-09-28 2018-04-25 セイコーエプソン株式会社 発振回路、振動デバイス、電子機器、移動体、振動デバイスの調整方法及び感度調整回路
US9383764B1 (en) * 2015-01-29 2016-07-05 Dialog Semiconductor (Uk) Limited Apparatus and method for a high precision voltage reference
CN105811925B (zh) * 2016-03-02 2019-06-21 二十一世纪（北京）微电子技术有限公司 环形振荡器
TWI783554B (zh) * 2021-06-25 2022-11-11 瑞昱半導體股份有限公司 壓控振盪裝置及其電源穩定電路

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US5264785A (en) 1992-02-04 1993-11-23 Intel Corporation Voltage-controlled resistance element with superior dynamic range
US5412349A (en) 1992-03-31 1995-05-02 Intel Corporation PLL clock generator integrated with microprocessor
US5285173A (en) * 1992-07-13 1994-02-08 Analog Devices, Inc. Signal-controlled ring oscillator with delay cells having constant gain with change in frequency
US5515012A (en) 1995-05-17 1996-05-07 Vlsi Technology, Inc. Very low noise, wide frequency range phase lock loop
US5563553A (en) 1995-08-15 1996-10-08 Sigmatel Inc. Method and apparatus for a controlled oscillation that may be used in a phase locked loop
FR2743458B1 (fr) * 1995-11-30 1998-03-27 Sgs Thomson Microelectronics Circuit de transmission de signaux
US5821823A (en) 1997-07-31 1998-10-13 Northern Telecom Limited Voltage-controlled oscillator
US6294962B1 (en) * 1998-12-09 2001-09-25 Cypress Semiconductor Corp. Circuit(s), architecture and method(s) for operating and/or tuning a ring oscillator

Also Published As

Publication number Publication date
CN1272725A (zh) 2000-11-08
JP2000315939A (ja) 2000-11-14
JP3512676B2 (ja) 2004-03-31
KR20000077108A (ko) 2000-12-26
TW445723B (en) 2001-07-11
KR100393287B1 (ko) 2003-07-31
DE60006449T2 (de) 2004-10-28
US6452458B1 (en) 2002-09-17
CN1161883C (zh) 2004-08-11
EP1056207B1 (de) 2003-11-12
EP1056207A1 (de) 2000-11-29

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Legal Events

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8332 No legal effect for de
8370 Indication of lapse of patent is to be deleted
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee