DE69406140D1 - Verfahren zur verbesserung der rauschunempfindlichkeit eines phasenregelkreises und einrichtung, die ein solches verfahren verwendet - Google Patents

Verfahren zur verbesserung der rauschunempfindlichkeit eines phasenregelkreises und einrichtung, die ein solches verfahren verwendet

Info

Publication number
DE69406140D1
DE69406140D1 DE69406140T DE69406140T DE69406140D1 DE 69406140 D1 DE69406140 D1 DE 69406140D1 DE 69406140 T DE69406140 T DE 69406140T DE 69406140 T DE69406140 T DE 69406140T DE 69406140 D1 DE69406140 D1 DE 69406140D1
Authority
DE
Germany
Prior art keywords
sensitivity
noise
improving
control circuit
phase control
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
DE69406140T
Other languages
English (en)
Other versions
DE69406140T2 (de
Inventor
Christian Delmas
Frederic Paillardet
Ova Francis Dell
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.)
Technicolor SA
Original Assignee
Thomson Multimedia SA
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 Thomson Multimedia SA filed Critical Thomson Multimedia SA
Application granted granted Critical
Publication of DE69406140D1 publication Critical patent/DE69406140D1/de
Publication of DE69406140T2 publication Critical patent/DE69406140T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N5/00—Details of television systems
    • H04N5/04—Synchronising
    • H04N5/12—Devices in which the synchronising signals are only operative if a phase difference occurs between synchronising and synchronised scanning devices, e.g. flywheel synchronising
    • H04N5/126—Devices in which the synchronising signals are only operative if a phase difference occurs between synchronising and synchronised scanning devices, e.g. flywheel synchronising whereby the synchronisation signal indirectly commands a frequency generator
    • 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
    • H03L7/085—Details of the phase-locked loop concerning mainly the frequency- or phase-detection arrangement including the filtering or amplification of its output signal
    • 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
    • H03L7/14—Details of the phase-locked loop for assuring constant frequency when supply or correction voltages fail or are interrupted
    • 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
    • H03L7/191—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 at least two different signals from the frequency divider or the counter for determining the time difference
    • 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
    • H03L7/085—Details of the phase-locked loop concerning mainly the frequency- or phase-detection arrangement including the filtering or amplification of its output signal
    • H03L7/089—Details of the phase-locked loop concerning mainly the frequency- or phase-detection arrangement including the filtering or amplification of its output signal the phase or frequency detector generating up-down pulses
    • H03L7/0891—Details of the phase-locked loop concerning mainly the frequency- or phase-detection arrangement including the filtering or amplification of its output signal the phase or frequency detector generating up-down pulses the up-down pulses controlling source and sink current generators, e.g. a charge pump
DE69406140T 1993-06-08 1994-06-03 Verfahren zur verbesserung der rauschunempfindlichkeit eines phasenregelkreises und einrichtung, die ein solches verfahren verwendet Expired - Fee Related DE69406140T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FR9306836A FR2706229B1 (fr) 1993-06-08 1993-06-08 Procédé d'amélioration de l'immunité au bruit d'une boucle à verrouillage de phase et dispositif mettant en Óoeuvre ce procédé.
PCT/FR1994/000659 WO1994029964A1 (fr) 1993-06-08 1994-06-03 Procede d'amelioration de l'immunite au bruit d'une boucle a verrouillage de phase et dispositif mettant en ×uvre ce procede

Publications (2)

Publication Number Publication Date
DE69406140D1 true DE69406140D1 (de) 1997-11-13
DE69406140T2 DE69406140T2 (de) 1998-02-05

Family

ID=9447863

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69406140T Expired - Fee Related DE69406140T2 (de) 1993-06-08 1994-06-03 Verfahren zur verbesserung der rauschunempfindlichkeit eines phasenregelkreises und einrichtung, die ein solches verfahren verwendet

Country Status (6)

Country Link
US (1) US5663688A (de)
EP (1) EP0702862B1 (de)
JP (1) JPH09503629A (de)
DE (1) DE69406140T2 (de)
FR (1) FR2706229B1 (de)
WO (1) WO1994029964A1 (de)

Families Citing this family (23)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6014176A (en) * 1995-06-21 2000-01-11 Sony Corporation Automatic phase control apparatus for phase locking the chroma burst of analog and digital video data using a numerically controlled oscillator
KR100546541B1 (ko) * 1995-08-14 2006-03-23 가부시끼가이샤 히다치 세이사꾸쇼 Ｐｌｌ회로및영상재생장치
FR2742623B1 (fr) * 1995-12-18 1998-03-06 Sgs Thomson Microelectronics Dispositif de traitement de signaux de synchronisation
US5894081A (en) * 1996-03-15 1999-04-13 Intel Corporation Method and apparatus for adjusting output signals from a semiconductor device to fulfill a timing specification
JP3395818B2 (ja) * 1996-04-19 2003-04-14 ソニー株式会社 Ｐｌｌ回路とそれを用いた信号処理装置
JP3669796B2 (ja) * 1996-12-03 2005-07-13 富士通株式会社 ディジタルｐｌｌ回路
US5874846A (en) * 1997-01-17 1999-02-23 Chrontel Incorporated Method and apparatus for frequency generation in a synchronous system
JP3331894B2 (ja) * 1997-01-30 2002-10-07 ヤマハ株式会社 Ｐｌｌ回路
US6026134A (en) * 1997-06-19 2000-02-15 Cypress Semiconductor Corp. Phase locked loop (PLL) with linear parallel sampling phase detector
DE19830260A1 (de) * 1998-07-07 2000-01-13 Alcatel Sa Taktgenerator und Synchronisierungsverfahren
US6072368A (en) * 1998-10-21 2000-06-06 International Business Machines Corporation Phase locked loop unlock detector
DE19908070C1 (de) * 1999-02-12 2000-05-11 Lear Automotive Electronics Gm Verfahren zur Detektion der Horizontal- und Vertikalsynchronimpulse in einem Fernsehsignalempfänger und Schaltung zur Durchführung des Verfahrens
DE60023833T2 (de) * 1999-08-24 2006-07-20 Koninklijke Philips Electronics N.V. Phasenregelkreisschaltung mit einer ladungspumpe
US20020070766A1 (en) * 2000-12-11 2002-06-13 Therisod Stefano G. Signal detection scheme for data communication links
KR100433526B1 (ko) * 2001-09-28 2004-05-31 삼성전자주식회사 영상 처리를 위한 코스트 신호 발생 방법 및 장치
US7372928B1 (en) 2002-11-15 2008-05-13 Cypress Semiconductor Corporation Method and system of cycle slip framing in a deserializer
KR100532415B1 (ko) * 2003-01-10 2005-12-02 삼성전자주식회사 돌발지터 정보를 차단할 수 있는 동기루프 회로 및 이의돌발지터 정보 차단방법
FR2864377B1 (fr) * 2003-12-18 2006-08-18 Eads Telecom Boucle a asservissement de phase
GB0804337D0 (en) 2008-03-07 2008-04-16 Cambridge Silicon Radio Ltd Dual phase detector phase-locked loop
CN101615906B (zh) * 2008-10-28 2012-10-03 东莞理工学院 一种时钟同步数字锁相方法和装置
US8222961B2 (en) * 2010-01-29 2012-07-17 Huawei Technologies Co., Ltd. Time-domain measurement of PLL bandwidth
CN102281058B (zh) * 2010-12-10 2014-03-12 华为技术有限公司 确定锁相环pll带宽特性的方法、装置和系统
WO2020038542A1 (en) * 2018-08-20 2020-02-27 Renesas Electronics Corporation Oscillator frequency adjustment

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4047223A (en) * 1976-01-16 1977-09-06 Zenith Radio Corporation Frequency scanning automatic phase control system
US4287480A (en) * 1980-01-10 1981-09-01 Sperry Corporation Phase locked loop out-of-lock detector
US4435657A (en) * 1981-02-27 1984-03-06 Tokyo Shibaura Denki Kabushiki Kaisha Phase detector circuit
US4872155A (en) * 1987-03-13 1989-10-03 Pioneer Electronic Corporation Clock generator circuit and a synchronizing signal detection method in a sampled format system and a phase comparator circuit suited for generation of the clock
US5008629A (en) * 1988-06-20 1991-04-16 Matsushita Electric Industrial Co., Ltd. Frequency synthesizer
JPH071423B2 (ja) * 1988-12-20 1995-01-11 株式会社山下電子設計 パルス発生回路
US5028885A (en) * 1990-08-30 1991-07-02 Motorola, Inc. Phase-locked loop signal generation system with control maintenance

Also Published As

Publication number Publication date
DE69406140T2 (de) 1998-02-05
FR2706229A1 (fr) 1994-12-16
EP0702862B1 (de) 1997-10-08
US5663688A (en) 1997-09-02
EP0702862A1 (de) 1996-03-27
FR2706229B1 (fr) 1996-08-02
WO1994029964A1 (fr) 1994-12-22
JPH09503629A (ja) 1997-04-08

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8320 Willingness to grant licences declared (paragraph 23)
8339 Ceased/non-payment of the annual fee