DE69100268T2 - Spannungsgesteuerter Oszillator. - Google Patents

Spannungsgesteuerter Oszillator.

Info

Publication number
DE69100268T2
DE69100268T2 DE91101991T DE69100268T DE69100268T2 DE 69100268 T2 DE69100268 T2 DE 69100268T2 DE 91101991 T DE91101991 T DE 91101991T DE 69100268 T DE69100268 T DE 69100268T DE 69100268 T2 DE69100268 T2 DE 69100268T2
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 - Fee Related
Application number
DE91101991T
Other languages
English (en)
Other versions
DE69100268D1 (de
Inventor
Kiyohiko Yamazaki
Kazushige Yamamoto
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.)
Oki Electric Industry Co Ltd
Original Assignee
Oki Electric Industry 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 Oki Electric Industry Co Ltd filed Critical Oki Electric Industry Co Ltd
Application granted granted Critical
Publication of DE69100268D1 publication Critical patent/DE69100268D1/de
Publication of DE69100268T2 publication Critical patent/DE69100268T2/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
    • H03L7/08—Details of the phase-locked loop
    • H03L7/10—Details of the phase-locked loop for assuring initial synchronisation or for broadening the capture range
    • 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
    • H03K3/353—Generators characterised by the type of circuit or by the means used for producing pulses by the use, as active elements, of field-effect transistors with internal or external positive feedback
    • H03K3/354—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
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03L—AUTOMATIC CONTROL, STARTING, SYNCHRONISATION, OR STABILISATION OF GENERATORS OF ELECTRONIC OSCILLATIONS OR PULSES
    • H03L2207/00—Indexing scheme relating to automatic control of frequency or phase and to synchronisation
    • H03L2207/06—Phase locked loops with a controlled oscillator having at least two frequency control terminals
    • 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
DE91101991T 1990-02-13 1991-02-13 Spannungsgesteuerter Oszillator. Expired - Fee Related DE69100268T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2032115A JPH03235512A (ja) 1990-02-13 1990-02-13 電圧制御発振回路

Publications (2)

Publication Number Publication Date
DE69100268D1 DE69100268D1 (de) 1993-09-23
DE69100268T2 true DE69100268T2 (de) 1994-04-21

Family

ID=12349905

Family Applications (1)

Application Number Title Priority Date Filing Date
DE91101991T Expired - Fee Related DE69100268T2 (de) 1990-02-13 1991-02-13 Spannungsgesteuerter Oszillator.

Country Status (4)

Country Link
US (1) US5105169A (de)
EP (1) EP0442461B1 (de)
JP (1) JPH03235512A (de)
DE (1) DE69100268T2 (de)

Families Citing this family (23)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5175884A (en) * 1990-06-01 1992-12-29 Motorola, Inc. Voltage controlled oscillator with current control
US5349311A (en) * 1992-11-23 1994-09-20 National Semiconductor Corporation Current starved inverter voltage controlled oscillator
US5382921A (en) * 1992-11-23 1995-01-17 National Semiconductor Corporation Automatic selection of an operating frequency in a low-gain broadband phase lock loop system
JP2896037B2 (ja) * 1993-03-31 1999-05-31 新光電気工業株式会社 Ｐｌｌ回路
JPH06343022A (ja) * 1993-06-01 1994-12-13 Fujitsu Ltd 電圧制御発振回路
US5559473A (en) * 1994-06-23 1996-09-24 At&T Global Information Solutions Company Multi-range voltage controlled oscillator
US5477198A (en) * 1994-06-23 1995-12-19 At&T Global Information Solutions Company Extendible-range voltage controlled oscillator
US5497127A (en) * 1994-12-14 1996-03-05 David Sarnoff Research Center, Inc. Wide frequency range CMOS relaxation oscillator with variable hysteresis
JP3523718B2 (ja) * 1995-02-06 2004-04-26 株式会社ルネサステクノロジ 半導体装置
KR0158613B1 (ko) * 1995-08-25 1999-03-20 김광호 에프엠 변조기
US5786732A (en) * 1995-10-24 1998-07-28 Vlsi Technology, Inc. Phase locked loop circuitry including a multiple frequency output voltage controlled oscillator circuit
US5748050A (en) 1996-03-29 1998-05-05 Symbios Logic Inc. Linearization method and apparatus for voltage controlled oscillator
US5699024A (en) * 1996-05-06 1997-12-16 Delco Electronics Corporation Accurate integrated oscillator circuit
JP2923910B2 (ja) * 1996-08-14 1999-07-26 日本電気株式会社 超低利得電圧制御発振器
FR2758022B1 (fr) 1996-12-30 1999-02-19 Sgs Thomson Microelectronics Oscillateur et circuit de commande de commutation pour generateur de haute tension mettant en oeuvre cet oscillateur
US5942949A (en) * 1997-10-14 1999-08-24 Lucent Technologies Inc. Self-calibrating phase-lock loop with auto-trim operations for selecting an appropriate oscillator operating curve
JP3102396B2 (ja) * 1997-12-03 2000-10-23 日本電気株式会社 電圧制御発振回路
WO2002027914A2 (en) * 2000-09-29 2002-04-04 Broadcom Corporation Multi-frequency band controlled oscillator
US6496075B2 (en) * 2001-03-14 2002-12-17 Ericsson Inc. Automatic tuning of VCO
KR100510487B1 (ko) * 2002-05-28 2005-08-26 삼성전자주식회사 넓은 동기 범위를 갖는 위상동기루프 회로 및 이를 구비한반도체 집적회로 장치
US6693495B1 (en) 2002-08-15 2004-02-17 Valorbec, Limited Partnership Method and circuit for a current controlled oscillator
JP4735870B2 (ja) 2006-08-11 2011-07-27 日本電気株式会社 電圧制御発振器、周波数シンセサイザおよび発振周波数制御方法
JP2013038744A (ja) * 2011-08-11 2013-02-21 Renesas Electronics Corp 発振回路及びそれを備えた半導体集積回路

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5827440A (ja) * 1981-08-10 1983-02-18 Matsushita Electric Works Ltd Ｐｌｌシンセサイザ
GB2120478B (en) * 1982-04-22 1985-10-16 Standard Telephones Cables Ltd Voltage controlled oscillator
US4570130A (en) * 1982-10-20 1986-02-11 International Business Machines Corporation Input controller circuit apparatus for phase lock loop voltage controlled oscillator
JPS61125229A (ja) * 1984-11-21 1986-06-12 Toshiba Corp Ｐｌｌ回路
JPS63136711A (ja) * 1986-11-27 1988-06-08 Sony Corp 発振回路
FR2614482B1 (fr) * 1987-04-24 1989-07-28 Thomson Semiconducteurs Generateur de frequences de reference multiples
NL8702424A (nl) * 1987-10-12 1989-05-01 Philips Nv Oscillatorschakeling met een faseregellus.
US4975662A (en) * 1988-10-13 1990-12-04 Seiko Epson Corporation Voltage controlled oscillator (VCO) circuit with enhanced frequency selection range

Also Published As

Publication number Publication date
US5105169A (en) 1992-04-14
EP0442461A2 (de) 1991-08-21
EP0442461A3 (en) 1991-10-09
JPH03235512A (ja) 1991-10-21
DE69100268D1 (de) 1993-09-23
EP0442461B1 (de) 1993-08-18

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee