DE3854772T2 - Anordnung zum Erzeugen von Taktsignalen - Google Patents

Anordnung zum Erzeugen von Taktsignalen

Info

Publication number
DE3854772T2
DE3854772T2 DE3854772T DE3854772T DE3854772T2 DE 3854772 T2 DE3854772 T2 DE 3854772T2 DE 3854772 T DE3854772 T DE 3854772T DE 3854772 T DE3854772 T DE 3854772T DE 3854772 T2 DE3854772 T2 DE 3854772T2
Authority
DE
Germany
Prior art keywords
pll
signal
phase
clock signal
frequency
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
DE3854772T
Other languages
English (en)
Other versions
DE3854772D1 (de
Inventor
Kazuo Fukazawa
Toshio Kaneuchi
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.)
RCA Licensing Corp
Original Assignee
RCA Licensing 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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=22184369&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=DE3854772(T2) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by RCA Licensing Corp filed Critical RCA Licensing Corp
Publication of DE3854772D1 publication Critical patent/DE3854772D1/de
Application granted granted Critical
Publication of DE3854772T2 publication Critical patent/DE3854772T2/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
    • H04N5/14—Picture signal circuitry for video frequency region
    • H04N5/20—Circuitry for controlling amplitude response
    • 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
    • H04N9/80—Transformation of the television signal for recording, e.g. modulation, frequency changing; Inverse transformation for playback
    • H04N9/804—Transformation of the television signal for recording, e.g. modulation, frequency changing; Inverse transformation for playback involving pulse code modulation of the colour picture signal components
    • 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
    • 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
    • H04N5/932—Regeneration of analogue synchronisation signals
DE3854772T 1987-08-12 1988-08-11 Anordnung zum Erzeugen von Taktsignalen Expired - Fee Related DE3854772T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US07/084,346 US4791488A (en) 1987-08-12 1987-08-12 Line-locked clock signal generation system

Publications (2)

Publication Number Publication Date
DE3854772D1 DE3854772D1 (de) 1996-01-25
DE3854772T2 true DE3854772T2 (de) 1996-09-05

Family

ID=22184369

Family Applications (1)

Application Number Title Priority Date Filing Date
DE3854772T Expired - Fee Related DE3854772T2 (de) 1987-08-12 1988-08-11 Anordnung zum Erzeugen von Taktsignalen

Country Status (12)

Country Link
US (1) US4791488A (de)
EP (1) EP0303494B1 (de)
JP (1) JPS6481407A (de)
KR (1) KR0129532B1 (de)
CN (1) CN1013724B (de)
AT (1) ATE131670T1 (de)
AU (1) AU611696B2 (de)
CA (1) CA1260607A (de)
DE (1) DE3854772T2 (de)
ES (1) ES2080724T3 (de)
FI (1) FI94691C (de)
SG (1) SG44557A1 (de)

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DE59010510D1 (de) * 1990-06-30 1996-10-24 Itt Ind Gmbh Deutsche Digitale Phasenregelungsschleife
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US5267040A (en) * 1991-03-28 1993-11-30 Gossett C Philip Structure and method for detecting phase errors in the horizontal synchronization pulses of television signals
JPH0591485A (ja) * 1991-09-27 1993-04-09 Sanyo Electric Co Ltd クローズドキヤプシヨン放送受信装置
US5260842A (en) * 1992-04-16 1993-11-09 Vtc Inc. Data separator having an accurate delay circuit
US5258877A (en) * 1992-04-16 1993-11-02 Vtc Inc. Data separator having a restart circuit
JPH07306668A (ja) * 1994-03-31 1995-11-21 Hewlett Packard Co <Hp> クロック・スキューを最小限に抑えたドット・クロック発生
FR2720570B1 (fr) * 1994-05-24 1996-08-02 Thomson Consumer Electronics Convertisseur A/N de deux signaux analogiques utilisant un seul module convertisseur.
US5565928A (en) * 1994-06-10 1996-10-15 Thomson Consumer Electronics, Inc. Circuit for generating a scan at a multiple of a synchronizing signal
US5875218A (en) * 1995-03-31 1999-02-23 Unisys Corporation Variable rate clock for timing recovery and method therefor
JP3622270B2 (ja) * 1995-06-16 2005-02-23 セイコーエプソン株式会社 映像信号処理装置、情報処理システム及び映像信号処理方法
JP3356244B2 (ja) * 1995-06-26 2002-12-16 ローム株式会社 テレビジョン信号受信装置
WO1997005739A1 (en) * 1995-08-01 1997-02-13 Auravision Corporation Transition aligned video synchronization system
JP2836555B2 (ja) * 1995-12-15 1998-12-14 日本電気株式会社 Ｐｌｌ回路
JP3823420B2 (ja) 1996-02-22 2006-09-20 セイコーエプソン株式会社 ドットクロック信号を調整するための方法及び装置
US5663992A (en) * 1996-03-14 1997-09-02 Trimble Navigation Limited Method and apparatus for correction of GPS carrier phase measurement
US6226045B1 (en) 1997-10-31 2001-05-01 Seagate Technology Llc Dot clock recovery method and apparatus
US6275265B1 (en) 1998-06-19 2001-08-14 Ikegami Tsushinki Co., Ltd. Video signal synchronizing apparatus
US6232905B1 (en) * 1999-03-08 2001-05-15 Agere Systems Guardian Corp. Clocking technique for reducing sampling noise in an analog-to-digital converter
US6310570B1 (en) * 1999-06-04 2001-10-30 Thomson Licensing S.A. System with adjustable ADC clock phase
US6943844B2 (en) * 2001-06-13 2005-09-13 Intel Corporation Adjusting pixel clock
KR100437378B1 (ko) * 2002-07-11 2004-06-25 삼성전자주식회사 디스플레이기기의 지터보정장치 및 그 방법
US7372929B2 (en) * 2003-03-05 2008-05-13 Broadcom Corporation Closed loop sub-carrier synchronization system
KR100543465B1 (ko) * 2003-08-04 2006-01-20 고려대학교 산학협력단 지연된 클록 신호를 발생하는 장치 및 방법
US7375562B2 (en) * 2005-03-25 2008-05-20 Faraday Technology Corp. Phase locked system for generating distributed clocks
JP4851118B2 (ja) * 2005-05-23 2012-01-11 ソニー株式会社 撮像システム，撮像制御装置，垂直同期方法およびプログラム
US7515666B2 (en) * 2005-07-29 2009-04-07 International Business Machines Corporation Method for dynamically changing the frequency of clock signals
JP4520380B2 (ja) * 2005-08-09 2010-08-04 株式会社リコー クロック生成回路
JP4943721B2 (ja) * 2006-03-20 2012-05-30 株式会社リコー 画像データのカラーノイズ除去方法及びこの方法を用いた撮像装置
CN102973377B (zh) * 2012-12-14 2013-10-16 丁恒生 医用临床输液无菌自动配药工作台
US9563227B2 (en) 2013-02-06 2017-02-07 Nvidia Corporation Approach to clock frequency modulation of a fixed frequency clock source
US20140218084A1 (en) * 2013-02-06 2014-08-07 Nvidia Corporation Approach to clock frequency modulation of a fixed frequency clock source
KR101710351B1 (ko) 2015-02-25 2017-03-08 이영숙 생강 절단장치
KR101710352B1 (ko) 2015-02-25 2017-02-27 이영숙 생강 절단장치
CN109765583B (zh) * 2019-03-04 2021-06-15 华通信安(北京)科技发展有限公司 一种基于gnss接收机秒脉冲的时钟同步方法

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JPS6051312B2 (ja) * 1981-03-20 1985-11-13 日本ビクター株式会社 水平走査周波数逓倍回路
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JPS60170075A (ja) * 1984-02-14 1985-09-03 Sony Corp デイジタルビデオ信号処理装置
JPS60197015A (ja) * 1984-03-21 1985-10-05 Nec Corp 位相同期発振器
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Also Published As

Publication number Publication date
EP0303494B1 (de) 1995-12-13
FI883670A (fi) 1989-02-13
CN1031304A (zh) 1989-02-22
FI94691C (fi) 1995-10-10
US4791488A (en) 1988-12-13
AU1909488A (en) 1989-02-16
JPS6481407A (en) 1989-03-27
FI883670A0 (fi) 1988-08-05
ATE131670T1 (de) 1995-12-15
CA1260607A (en) 1989-09-26
DE3854772D1 (de) 1996-01-25
AU611696B2 (en) 1991-06-20
ES2080724T3 (es) 1996-02-16
KR0129532B1 (ko) 1998-04-10
EP0303494A2 (de) 1989-02-15
FI94691B (fi) 1995-06-30
EP0303494A3 (en) 1990-07-18
SG44557A1 (en) 1997-12-19
KR890004576A (ko) 1989-04-22
CN1013724B (zh) 1991-08-28

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Legal Events

Date Code Title Description
8363 Opposition against the patent
8365 Fully valid after opposition proceedings
8339 Ceased/non-payment of the annual fee