DE69802776D1 - Verzögerungselemente für einen signalgesteuerten Oszillator - Google Patents

Verzögerungselemente für einen signalgesteuerten Oszillator

Info

Publication number
DE69802776D1
DE69802776D1 DE69802776T DE69802776T DE69802776D1 DE 69802776 D1 DE69802776 D1 DE 69802776D1 DE 69802776 T DE69802776 T DE 69802776T DE 69802776 T DE69802776 T DE 69802776T DE 69802776 D1 DE69802776 D1 DE 69802776D1
Authority
DE
Germany
Prior art keywords
controlled oscillator
delay elements
signal controlled
signal
delay
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
DE69802776T
Other languages
English (en)
Other versions
DE69802776T2 (de
Inventor
Li Ching Tsai
Johnny Q Zhang
David B Hollenbeck
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.)
Hewlett Packard Development Co LP
Original Assignee
Hewlett Packard Co
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 Hewlett Packard Co filed Critical Hewlett Packard Co
Publication of DE69802776D1 publication Critical patent/DE69802776D1/de
Application granted granted Critical
Publication of DE69802776T2 publication Critical patent/DE69802776T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • 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
DE69802776T 1998-02-12 1998-09-03 Verzögerungselemente für einen signalgesteuerten Oszillator Expired - Lifetime DE69802776T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US09/022,464 US6157266A (en) 1998-02-12 1998-02-12 Delay elements arranged for a signal controlled oscillator

Publications (2)

Publication Number Publication Date
DE69802776D1 true DE69802776D1 (de) 2002-01-17
DE69802776T2 DE69802776T2 (de) 2002-05-23

Family

ID=21809733

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69802776T Expired - Lifetime DE69802776T2 (de) 1998-02-12 1998-09-03 Verzögerungselemente für einen signalgesteuerten Oszillator

Country Status (4)

Country Link
US (1) US6157266A (de)
EP (1) EP0936736B1 (de)
JP (1) JP3618567B2 (de)
DE (1) DE69802776T2 (de)

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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
US7093151B1 (en) 2000-09-22 2006-08-15 Cypress Semiconductor Corp. Circuit and method for providing a precise clock for data communications
US6683505B2 (en) * 2001-08-24 2004-01-27 Koninklijke Philips Electronics N.V. High speed voltage controlled oscillator
US6771105B2 (en) * 2001-09-18 2004-08-03 Altera Corporation Voltage controlled oscillator programmable delay cells
US7010376B2 (en) * 2002-10-25 2006-03-07 Pulp And Paper Research Institute Of Canada Diagnostic for poorly tuned control loops
US6894552B2 (en) * 2003-02-28 2005-05-17 Teradyne, Inc. Low-jitter delay cell
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
US7403640B2 (en) * 2003-10-27 2008-07-22 Hewlett-Packard Development Company, L.P. System and method for employing an object-oriented motion detector to capture images
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
US7809973B2 (en) * 2005-11-16 2010-10-05 Cypress Semiconductor Corporation Spread spectrum clock for USB
US8035455B1 (en) 2005-12-21 2011-10-11 Cypress Semiconductor Corporation Oscillator amplitude control network
US7436228B1 (en) 2005-12-22 2008-10-14 Altera Corporation Variable-bandwidth loop filter methods and apparatus
US7728674B1 (en) 2006-05-19 2010-06-01 Altera Corporation Voltage-controlled oscillator methods and apparatus
KR100795007B1 (ko) * 2006-06-27 2008-01-16 주식회사 하이닉스반도체 동기회로의 지연 장치 및 그 제어방법
TW200820622A (en) * 2006-10-17 2008-05-01 Realtek Semiconductor Corp Current device and method for phase-locked loop
US7403057B2 (en) * 2006-11-06 2008-07-22 International Business Machines Corporation CML delay cell with linear rail-to-rail tuning range and constant output swing
US8564252B2 (en) 2006-11-10 2013-10-22 Cypress Semiconductor Corporation Boost buffer aid for reference buffer
US8035401B2 (en) 2007-04-18 2011-10-11 Cypress Semiconductor Corporation Self-calibrating driver for charging a capacitive load to a desired voltage
US8031017B2 (en) * 2009-06-26 2011-10-04 Intel Corporation Method and apparatus for determining within-die and across-die variation of analog circuits
US8364870B2 (en) 2010-09-30 2013-01-29 Cypress Semiconductor Corporation USB port connected to multiple USB compliant devices
US9667240B2 (en) 2011-12-02 2017-05-30 Cypress Semiconductor Corporation Systems and methods for starting up analog circuits

Family Cites Families (15)

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Publication number Priority date Publication date Assignee Title
US5061907A (en) * 1991-01-17 1991-10-29 National Semiconductor Corporation High frequency CMOS VCO with gain constant and duty cycle compensation
US5136260A (en) * 1991-03-08 1992-08-04 Western Digital Corporation PLL clock synthesizer using current controlled ring oscillator
JP2742155B2 (ja) * 1991-07-19 1998-04-22 富士通株式会社 リングオシレータ
US5485490A (en) * 1992-05-28 1996-01-16 Rambus, Inc. Method and circuitry for clock synchronization
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
US5331295A (en) * 1993-02-03 1994-07-19 National Semiconductor Corporation Voltage controlled oscillator with efficient process compensation
DE69411217T2 (de) * 1993-04-05 1999-02-04 Philips Electronics Nv Verzögerungsschaltung zum Verzögern von differentiellen Signalen
US5495207A (en) * 1994-08-31 1996-02-27 International Business Machines Corporation Differential current controlled oscillator with variable load
JP3412937B2 (ja) * 1994-12-28 2003-06-03 三菱電機エンジニアリング株式会社 リングオシレータの電流制御回路
US5682123A (en) * 1994-12-30 1997-10-28 Ati Technologies Inc. Voltage controlled ring oscillator having level translator in output
US5673008A (en) * 1995-05-18 1997-09-30 Matsushita Electric Industrial Co., Ltd. Voltage-controlled oscillator and PLL circuit exhibiting high-frequency band operation, linear frequency characteristics, and power-source variation immunity
JPH08330912A (ja) * 1995-06-05 1996-12-13 Mitsubishi Electric Corp リングオシレータ
JP3260615B2 (ja) * 1996-02-08 2002-02-25 株式会社東芝 電圧制御発振器
US5694090A (en) * 1996-04-18 1997-12-02 Micron Technology, Inc. Voltage and temperature compensated oscillator frequency stabilizer
US5714912A (en) * 1996-08-22 1998-02-03 Lsi Logic Corporation VCO supply voltage regulator

Also Published As

Publication number Publication date
JPH11355105A (ja) 1999-12-24
DE69802776T2 (de) 2002-05-23
EP0936736B1 (de) 2001-12-05
US6157266A (en) 2000-12-05
JP3618567B2 (ja) 2005-02-09
EP0936736A1 (de) 1999-08-18

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8327 Change in the person/name/address of the patent owner

Owner name: HEWLETT-PACKARD DEVELOPMENT CO., L.P., HOUSTON, TE