DE69512142D1 - Spannungsgesteuerter Oszillator - Google Patents

Spannungsgesteuerter Oszillator

Info

Publication number
DE69512142D1
DE69512142D1 DE69512142T DE69512142T DE69512142D1 DE 69512142 D1 DE69512142 D1 DE 69512142D1 DE 69512142 T DE69512142 T DE 69512142T DE 69512142 T DE69512142 T DE 69512142T DE 69512142 D1 DE69512142 D1 DE 69512142D1
Authority
DE
Germany
Prior art keywords
controlled oscillator
voltage controlled
voltage
oscillator
controlled
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 - Lifetime
Application number
DE69512142T
Other languages
English (en)
Other versions
DE69512142T2 (de
Inventor
Michael B Anderson
Frank Gasparik
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.)
MagnaChip Semiconductor Ltd
Original Assignee
Hyundai Electronics America Inc
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 Hyundai Electronics America Inc filed Critical Hyundai Electronics America Inc
Application granted granted Critical
Publication of DE69512142D1 publication Critical patent/DE69512142D1/de
Publication of DE69512142T2 publication Critical patent/DE69512142T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime 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
    • H03L7/08—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
    • 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
    • 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
DE69512142T 1994-06-23 1995-06-22 Spannungsgesteuerter Oszillator Expired - Lifetime DE69512142T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US08/264,863 US5477198A (en) 1994-06-23 1994-06-23 Extendible-range voltage controlled oscillator

Publications (2)

Publication Number Publication Date
DE69512142D1 true DE69512142D1 (de) 1999-10-21
DE69512142T2 DE69512142T2 (de) 2000-04-27

Family

ID=23007926

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69512142T Expired - Lifetime DE69512142T2 (de) 1994-06-23 1995-06-22 Spannungsgesteuerter Oszillator

Country Status (4)

Country Link
US (1) US5477198A (de)
EP (1) EP0689288B1 (de)
JP (1) JP3835561B2 (de)
DE (1) DE69512142T2 (de)

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US5648994A (en) * 1995-09-14 1997-07-15 Lite-On Communications Corp. Digital phase-locked loop
US5748050A (en) * 1996-03-29 1998-05-05 Symbios Logic Inc. Linearization method and apparatus for voltage controlled oscillator
US5847617A (en) * 1996-08-12 1998-12-08 Altera Corporation Variable-path-length voltage-controlled oscillator circuit
US6028462A (en) * 1997-08-22 2000-02-22 Lsi Logic Corporation Tunable delay for very high speed
US6008680A (en) * 1997-08-27 1999-12-28 Lsi Logic Corporation Continuously adjustable delay-locked loop
US5952892A (en) * 1997-09-29 1999-09-14 Lsi Logic Corporation Low-gain, low-jitter voltage controlled oscillator circuit
US5903195A (en) * 1998-01-30 1999-05-11 International Business Machines Corporation Automatically ranging phase locked loop circuit for microprocessor clock generation
US6871051B1 (en) * 2000-06-26 2005-03-22 Keith Barr Serial data transmission system using minimal interface
WO2002027914A2 (en) 2000-09-29 2002-04-04 Broadcom Corporation Multi-frequency band controlled oscillator
US6469584B1 (en) 2000-11-08 2002-10-22 Applied Micro Circuits Corporation Phase-locked loop system and method using an auto-ranging, frequency sweep window voltage controlled oscillator
US6504441B1 (en) 2000-11-08 2003-01-07 Applied Micro Circuits Corporation Voltage controlled oscillator with selectable frequency range
KR100360626B1 (ko) * 2000-12-19 2002-11-13 (주)메이드 테크놀러지 딜레이 셀 및 이를 이용한 전압 제어 발진기
JP2003046377A (ja) 2001-05-22 2003-02-14 Seiko Epson Corp リング発振回路および遅延回路
US6900703B2 (en) * 2003-08-20 2005-05-31 International Business Machines Corporation Method and system for adjusting a frequency range of a delay cell of a VCO
DE102004025386A1 (de) * 2004-05-17 2005-12-08 Atmel Germany Gmbh Schaltung mit wenigstens einer Verzögerungszelle
US7400167B2 (en) * 2005-08-16 2008-07-15 Altera Corporation Apparatus and methods for optimizing the performance of programmable logic devices
WO2007072549A1 (ja) * 2005-12-20 2007-06-28 Fujitsu Limited 発振器
DE102006019888B4 (de) * 2006-04-28 2012-10-04 Infineon Technologies Ag Verstärker mit ESD-Schutz
US7629856B2 (en) * 2006-10-27 2009-12-08 Infineon Technologies Ag Delay stage, ring oscillator, PLL-circuit and method
US7956695B1 (en) 2007-06-12 2011-06-07 Altera Corporation High-frequency low-gain ring VCO for clock-data recovery in high-speed serial interface of a programmable logic device
EP2312755B1 (de) * 2009-10-12 2011-12-28 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Oszillator und Verfahren zum Erzeugen elektrischer Schwingungen
US8604885B2 (en) * 2011-07-12 2013-12-10 Kunihiko Kouyama Differential ring oscillator-type voltage control oscillator
US8581667B2 (en) 2011-11-11 2013-11-12 Qualcomm Incorporated Tuning voltage range extension circuit and method
US9742415B1 (en) 2016-09-30 2017-08-22 Quantenna Communications, Inc. Apparatus for linearizing a differential charge pump
US11943553B1 (en) * 2022-12-07 2024-03-26 Semiconductor Components Industries, Llc Imaging systems with distributed and delay-locked control

Family Cites Families (25)

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Publication number Priority date Publication date Assignee Title
US3546617A (en) * 1968-11-26 1970-12-08 Rca Corp Digital frequency synthesizer
GB2065395B (en) * 1979-11-29 1983-07-06 Sony Corp Frequency controlled signal generating circuit arrangements
US4568888A (en) * 1983-11-08 1986-02-04 Trw Inc. PLL Fast frequency synthesizer with memories for coarse tuning and loop gain correction
JPS6324712A (ja) * 1986-07-17 1988-02-02 Toshiba Corp Ｍｏｓ型半導体回路
EP0316607B1 (de) * 1987-11-19 1992-12-30 Siemens Aktiengesellschaft Monolithisch integrierbarer Phasenschieber-VCO
IT1223524B (it) * 1987-12-18 1990-09-19 Honeywell Bull Spa Circuito ad aggancio di fase autotarante
US4890072A (en) * 1988-02-03 1989-12-26 Motorola, Inc. Phase locked loop having a fast lock current reduction and clamping circuit
US4975662A (en) * 1988-10-13 1990-12-04 Seiko Epson Corporation Voltage controlled oscillator (VCO) circuit with enhanced frequency selection range
US4988955A (en) * 1989-02-17 1991-01-29 Kabushiki Kaisha Toshiba Phase-locked loop apparatus
US4935706A (en) * 1989-06-29 1990-06-19 Itt Corporation Tuning apparatus for high speed phase locked loops
FR2649505B1 (fr) * 1989-07-07 1991-10-25 Sgs Thomson Microelectronics Circuit integre avec oscillateur reglable a frequence independante de la tension d'alimentation
US5028888A (en) * 1989-11-15 1991-07-02 Level One Communication, Inc. Multistage current-controlled oscillator
JPH03167915A (ja) * 1989-11-27 1991-07-19 Seiko Instr Inc 信号処理装置
JPH03235512A (ja) * 1990-02-13 1991-10-21 Oki Electric Ind Co Ltd 電圧制御発振回路
US5136260A (en) * 1991-03-08 1992-08-04 Western Digital Corporation PLL clock synthesizer using current controlled ring oscillator
US5081429A (en) * 1991-03-29 1992-01-14 Codex Corp. Voltage controlled oscillator with controlled load
US5121086A (en) * 1991-04-09 1992-06-09 Zenith Electronics Corporation PLL including static phase error responsive oscillator control
EP0509124B1 (de) * 1991-04-19 1996-03-27 Siemens Aktiengesellschaft Oszillatorschaltung
US5208557A (en) * 1992-02-18 1993-05-04 Texas Instruments Incorporated Multiple frequency ring oscillator
US5250913A (en) * 1992-02-21 1993-10-05 Advanced Micro Devices, Inc. Variable pulse width phase detector
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
US5300898A (en) * 1992-07-29 1994-04-05 Ncr Corporation High speed current/voltage controlled ring oscillator circuit
US5302920A (en) * 1992-10-13 1994-04-12 Ncr Corporation Controllable multi-phase ring oscillators with variable current sources and capacitances
US5304955A (en) * 1992-11-19 1994-04-19 Motorola, Inc. Voltage controlled oscillator operating with digital controlled loads in a phase lock loop
US5331295A (en) * 1993-02-03 1994-07-19 National Semiconductor Corporation Voltage controlled oscillator with efficient process compensation

Also Published As

Publication number Publication date
DE69512142T2 (de) 2000-04-27
US5477198A (en) 1995-12-19
EP0689288A2 (de) 1995-12-27
EP0689288A3 (de) 1996-06-05
JPH0818445A (ja) 1996-01-19
JP3835561B2 (ja) 2006-10-18
EP0689288B1 (de) 1999-09-15

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8328 Change in the person/name/address of the agent

Representative=s name: FIENER, J., PAT.-ANW., 87719 MINDELHEIM

8327 Change in the person/name/address of the patent owner

Owner name: HYNIX SEMICONDUCTOR INC., ICHON, KYONGGI, KR

8327 Change in the person/name/address of the patent owner

Owner name: MAGNACHIP SEMICONDUCTOR, LTD., CHEONGJU, KR