[go: up one dir, main page]

DE69613282D1 - Vorrichtung zur ableitung eines taktsignals aus einem synchronsignal und videoaufzeichnungsgerät ausgestattet mit der vorrichtung - Google Patents

Vorrichtung zur ableitung eines taktsignals aus einem synchronsignal und videoaufzeichnungsgerät ausgestattet mit der vorrichtung

Info

Publication number
DE69613282D1
DE69613282D1 DE69613282T DE69613282T DE69613282D1 DE 69613282 D1 DE69613282 D1 DE 69613282D1 DE 69613282 T DE69613282 T DE 69613282T DE 69613282 T DE69613282 T DE 69613282T DE 69613282 D1 DE69613282 D1 DE 69613282D1
Authority
DE
Germany
Prior art keywords
input
output
control signal
preset control
coupled
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
DE69613282T
Other languages
English (en)
Other versions
DE69613282T2 (de
Inventor
Holger Geerlings
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.)
Koninklijke Philips NV
Original Assignee
Koninklijke Philips Electronics NV
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 Koninklijke Philips Electronics NV filed Critical Koninklijke Philips Electronics NV
Application granted granted Critical
Publication of DE69613282D1 publication Critical patent/DE69613282D1/de
Publication of DE69613282T2 publication Critical patent/DE69613282T2/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
    • H04N5/76—Television signal recording
    • H04N5/91—Television signal processing therefor
    • H04N5/93—Regeneration of the television signal or of selected parts thereof
    • H04N5/95—Time-base error compensation
    • H04N5/956—Time-base error compensation by using a digital memory with independent write-in and read-out clock generators
    • 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
    • H03L7/16—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
    • H03L7/197—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 numbers which are variable in time or the frequency divider dividing by a factor variable in time, e.g. for obtaining fractional frequency division
    • H03L7/199—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 numbers which are variable in time or the frequency divider dividing by a factor variable in time, e.g. for obtaining fractional frequency division with reset of the frequency divider or the counter, e.g. for assuring initial synchronisation
    • 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
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N5/00—Details of television systems
    • H04N5/76—Television signal recording
    • H04N5/91—Television signal processing therefor
    • H04N5/93—Regeneration of the television signal or of selected parts thereof

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Television Signal Processing For Recording (AREA)
  • Synchronizing For Television (AREA)
DE69613282T 1995-02-20 1996-01-29 Vorrichtung zur ableitung eines taktsignals aus einem synchronsignal und videoaufzeichnungsgerät ausgestattet mit einer derartigen schaltungsanordnung Expired - Fee Related DE69613282T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
EP95200403 1995-02-20
PCT/IB1996/000078 WO1996026604A2 (en) 1995-02-20 1996-01-29 Device for deriving a clock signal from a synchronizing signal and a video recorder provided with the device

Publications (2)

Publication Number Publication Date
DE69613282D1 true DE69613282D1 (de) 2001-07-19
DE69613282T2 DE69613282T2 (de) 2002-05-02

Family

ID=8220032

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69613282T Expired - Fee Related DE69613282T2 (de) 1995-02-20 1996-01-29 Vorrichtung zur ableitung eines taktsignals aus einem synchronsignal und videoaufzeichnungsgerät ausgestattet mit einer derartigen schaltungsanordnung

Country Status (6)

Country Link
US (1) US5877640A (de)
EP (1) EP0756799B1 (de)
JP (1) JPH09512415A (de)
AT (1) ATE202253T1 (de)
DE (1) DE69613282T2 (de)
WO (1) WO1996026604A2 (de)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19737326A1 (de) * 1997-08-27 1999-03-04 Thomson Brandt Gmbh Verfahren zur Gewinnung von Zeilensynchronisationsinformationen aus einem Videosignal und Vorrichtung zur Durchführung des Verfahrens
WO1999013582A1 (en) * 1997-09-09 1999-03-18 Advanced Fibre Communications, Inc. Perturbation tolerant digital phase-locked loop employing phase-frequency detector
US6556249B1 (en) * 1999-09-07 2003-04-29 Fairchild Semiconductors, Inc. Jitter cancellation technique for video clock recovery circuitry
US6741289B1 (en) 2000-10-31 2004-05-25 Fairchild Semiconductors, Inc. Technique to stabilize the chrominance subcarrier generation in a line-locked digital video system
US6472913B2 (en) 2001-01-26 2002-10-29 Oki Electric Industry Co., Ltd Method and apparatus for data sampling
FR2831756B1 (fr) * 2001-10-26 2004-01-30 St Microelectronics Sa Procede et dispositif de synchronisation d'un signal de reference sur un signal video
FR2868891B1 (fr) * 2004-04-08 2006-07-07 Eads Telecom Soc Par Actions S Boucle a asservissement de phase a demi-pas
DE102018100692B4 (de) * 2018-01-12 2019-08-22 Infineon Technologies Ag Verfahren zum Überwachen einer Batterie, Überwachungssystem und Überwachungsschaltung

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3573634A (en) * 1968-09-04 1971-04-06 Bell Telephone Labor Inc Timing of regenerator and receiver apparatus for an unrestricted digital communication signal
US3701953A (en) * 1970-11-16 1972-10-31 Telecommunications Technology Digital phase lock loop circuit employing oscillator triggered at zero voltage crossing of input signal
NL8801340A (nl) * 1988-05-25 1989-12-18 Philips Nv Inrichting voor het afleiden van een variabele bemonsteringsfrekwentie.
JPH0292021A (ja) * 1988-09-29 1990-03-30 Mitsubishi Rayon Co Ltd ディジタルｐｌｌ回路
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
DE69216578D1 (de) * 1992-02-11 1997-02-20 Ibm Vorrichtung für Signalverarbeitung
JPH0799446A (ja) * 1993-03-02 1995-04-11 Mitsubishi Electric Corp Ｐｌｌ回路
US5457428A (en) * 1993-12-09 1995-10-10 At&T Corp. Method and apparatus for the reduction of time interval error in a phase locked loop circuit

Also Published As

Publication number Publication date
EP0756799B1 (de) 2001-06-13
WO1996026604A3 (en) 1996-10-31
WO1996026604A2 (en) 1996-08-29
DE69613282T2 (de) 2002-05-02
EP0756799A1 (de) 1997-02-05
JPH09512415A (ja) 1997-12-09
ATE202253T1 (de) 2001-06-15
US5877640A (en) 1999-03-02

Similar Documents

Publication Publication Date Title
KR950702081A (ko) 보조 비디오 데이타 슬라이서(auxiliary video data slicer)
ATE202253T1 (de) Vorrichtung zur ableitung eines taktsignals aus einem synchronsignal und videoaufzeichnungsgerät ausgestattet mit der vorrichtung
KR970062705A (ko) 반복성 펄스 트레인으로부터 미싱펄스를 검출하는 방법 및 장치
KR900017410A (ko) 비데오 신호 동기펄스용 검출기
US4296401A (en) Inductive vehicle detector
JPS6479687A (en) Time counting circuit
CA2358790A1 (en) Out-of-sync detector, receiver and optical receiver
ATE89110T1 (de) Anordnung zum ableiten einer abtastfrequenz.
KR920009228A (ko) 비디오 신호의 시간 스케이링 장치
MY106646A (en) Digital method and apparatus for measuring the frequency of an if signal
US4577158A (en) Demodulator with drop-out compensation and reciprocal amplifier
KR840005640A (ko) 필드 편향 제어용 신호 발생방법 및 회로
GB1483817A (en) Signal recovery systems for vortex type flowmeters
KR950016217A (ko) 클럭 신호 생성 장치
KR900005776A (ko) 텔레비젼 신호 처리용 회로장치
KR940000450B1 (ko) 톤 검출장치
JPS5531386A (en) Time reference signal generator
KR910007340A (ko) 동기 신호 디텍터
JPS5780842A (en) Pilot signal detecting device
KR930006484B1 (ko) 임펄스 노이즈 발생장치의 윈도우 펄스 발생회로 및 방법
JPS57125592A (en) Color frame detector
KR960036668A (ko) 내노이즈성이 개선된 라인 락 장치
TW342560B (en) Fast-locking phase-locked circuit
JPS642451A (en) Incoming tone generating circuit
KR920005617A (ko) 영상 검파 회로

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