CA1235800A - Write clock pulse generator used for a time base corrector - Google Patents

Write clock pulse generator used for a time base corrector

Info

Publication number
CA1235800A
CA1235800A CA000487218A CA487218A CA1235800A CA 1235800 A CA1235800 A CA 1235800A CA 000487218 A CA000487218 A CA 000487218A CA 487218 A CA487218 A CA 487218A CA 1235800 A CA1235800 A CA 1235800A
Authority
CA
Canada
Prior art keywords
pulse
frequency
signal
clock
color burst
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
Application number
CA000487218A
Other languages
English (en)
French (fr)
Inventor
Tsutomu Takamori
Yoshiyuki Nakamura
Hitoshi Abe
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.)
Sony Corp
Original Assignee
Sony Corp
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 Sony Corp filed Critical Sony Corp
Application granted granted Critical
Publication of CA1235800A publication Critical patent/CA1235800A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N9/00—Details of colour television systems
    • H04N9/79—Processing of colour television signals in connection with recording
    • H04N9/87—Regeneration of colour television signals
    • H04N9/89—Time-base error compensation
    • H04N9/896—Time-base error compensation 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
    • H03L7/08—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

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Television Signal Processing For Recording (AREA)
  • Signal Processing Not Specific To The Method Of Recording And Reproducing (AREA)
CA000487218A 1984-07-28 1985-07-22 Write clock pulse generator used for a time base corrector Expired CA1235800A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP1984115642U JPS6133575U (ja) 1984-07-28 1984-07-28 クロツク形成回路
JP115642/84 1984-07-28

Publications (1)

Publication Number Publication Date
CA1235800A true CA1235800A (en) 1988-04-26

Family

ID=14667691

Family Applications (1)

Application Number Title Priority Date Filing Date
CA000487218A Expired CA1235800A (en) 1984-07-28 1985-07-22 Write clock pulse generator used for a time base corrector

Country Status (5)

Country Link
US (1) US4613827A (en])
EP (1) EP0170207A3 (en])
JP (1) JPS6133575U (en])
AU (1) AU588239B2 (en])
CA (1) CA1235800A (en])

Families Citing this family (25)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS60205867A (ja) * 1984-03-30 1985-10-17 Pioneer Electronic Corp 再生装置
JPH0669230B2 (ja) * 1984-10-22 1994-08-31 ソニー株式会社 再生映像信号の処理用信号発生装置
JPS61189094A (ja) * 1985-02-16 1986-08-22 Sony Corp 読出スタ−トパルス発生回路
US4757391A (en) * 1985-02-28 1988-07-12 Victor Company Of Japan, Ltd. Helical scan type magnetic recording and reproducing apparatus recording multiple signals on multiple axially displaced tape tracks
JPS61219286A (ja) * 1985-03-25 1986-09-29 Sony Corp 時間軸補正装置の書込クロツク発生回路
JPH06101860B2 (ja) * 1986-04-11 1994-12-12 ソニー株式会社 時間軸補正装置
JPH0787596B2 (ja) * 1986-06-20 1995-09-20 株式会社日立製作所 信号処理回路
JPH0620293B2 (ja) * 1986-09-17 1994-03-16 パイオニア株式会社 時間軸誤差補正装置
US4789895A (en) * 1987-04-30 1988-12-06 Gte Government Systems Corporation System for synchronizing digital bit stream for telecommunication system
US4817150A (en) * 1987-08-31 1989-03-28 Rca Licensing Corporation Oscillator frequency control arrangement for a stereo decoder
US4847678A (en) * 1988-01-11 1989-07-11 Eastman Kodak Company Dual mode gen-lock system which automatically locks to color burst or to sync information
JP2635667B2 (ja) * 1988-03-31 1997-07-30 株式会社東芝 自動周波数制御回路
US4905085A (en) * 1988-09-29 1990-02-27 E. I. Du Pont De Nemours And Company Synchronous sampling system
JPH0722380B2 (ja) * 1988-10-27 1995-03-08 富士通株式会社 映像信号用位相ロツク回路
US5025310A (en) * 1989-03-23 1991-06-18 Hitachi, Ltd. Clock pulse generator capable of being switched to process both standard and non-standard television signals
US4975767A (en) * 1989-04-25 1990-12-04 Magni Systems, Inc. NTSC/PAL subcarrier based H-lock with color framing and detection
US5745314A (en) * 1989-09-27 1998-04-28 Canon Kabushiki Kaisha Clock generating circuit by using the phase difference between a burst signal and the oscillation signal
US5231509A (en) * 1989-11-27 1993-07-27 Matsushita Electric Industrial Co., Ltd. Burst gate pulse generating device for use in image signal reproducing system
JPH0440783A (ja) * 1990-06-07 1992-02-12 Pioneer Electron Corp 時間軸補正装置
NL9002652A (nl) * 1990-12-03 1992-07-01 Philips Nv Televisie-opneem- en/of weergeefinrichting alsmede een roentgenonderzoekapparaat voorzien van een dergelijke inrichting.
JP3260172B2 (ja) * 1992-09-04 2002-02-25 旭光学工業株式会社 映像信号記録再生装置
KR970003810B1 (ko) * 1993-04-14 1997-03-22 삼성전자 주식회사 어드레스 천이 검출회로를 내장하는 불휘발성 반도체 집적회로
JP3643385B2 (ja) * 1993-05-19 2005-04-27 株式会社東芝 半導体回路装置
US20050113045A1 (en) * 2003-11-21 2005-05-26 John Santhoff Bridged ultra-wideband communication method and apparatus
US7046618B2 (en) * 2003-11-25 2006-05-16 Pulse-Link, Inc. Bridged ultra-wideband communication method and apparatus

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS51147121A (en) * 1975-06-12 1976-12-17 Sony Corp Clock pulse generator
JPS5838011B2 (ja) * 1976-07-05 1983-08-19 ソニー株式会社 発振回路
US4120000A (en) * 1976-07-08 1978-10-10 Sony Corporation Video time base corrector
JPS5444831A (en) * 1977-09-13 1979-04-09 Nec Corp Correcting equipment for time-axis error
JPS54143017A (en) * 1978-04-28 1979-11-07 Sony Corp Time base error correction unit
JPS5661873A (en) * 1979-10-25 1981-05-27 Sony Corp Digital video signal processor
JPS5665309A (en) * 1979-10-26 1981-06-03 Sony Corp Time-axis converter
DD205799A1 (de) * 1982-05-17 1984-01-04 Rudolf Irmler Schaltungsanordnung zum ausgleich von frequenz- und phasenschwankungen

Also Published As

Publication number Publication date
EP0170207A2 (en) 1986-02-05
EP0170207A3 (en) 1988-06-01
AU588239B2 (en) 1988-09-14
JPS6133575U (ja) 1986-02-28
US4613827A (en) 1986-09-23
JPH0419907Y2 (en]) 1992-05-07
AU4514185A (en) 1986-01-30

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Legal Events

Date Code Title Description
MKEX Expiry