DE3786938D1 - Pll-stabilisierungsschaltung. - Google Patents

Pll-stabilisierungsschaltung.

Info

Publication number
DE3786938D1
DE3786938D1 DE8787302658T DE3786938T DE3786938D1 DE 3786938 D1 DE3786938 D1 DE 3786938D1 DE 8787302658 T DE8787302658 T DE 8787302658T DE 3786938 T DE3786938 T DE 3786938T DE 3786938 D1 DE3786938 D1 DE 3786938D1
Authority
DE
Germany
Prior art keywords
signal
phase locked
locked loop
digital
develops
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
DE8787302658T
Other languages
English (en)
Other versions
DE3786938T2 (de
Inventor
Walter Heinrich Demmer
Leopold Albert Harwood
Chandrakant Bhailalbhai Patel
Alvin Reuben Balaban
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
Application filed by RCA Licensing Corp filed Critical RCA Licensing Corp
Application granted granted Critical
Publication of DE3786938D1 publication Critical patent/DE3786938D1/de
Publication of DE3786938T2 publication Critical patent/DE3786938T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • 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
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N9/00—Details of colour television systems
    • H04N9/44—Colour synchronisation
    • H04N9/45—Generation or recovery of colour sub-carriers
    • 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
    • H03L7/099—Details of the phase-locked loop concerning mainly the controlled oscillator of the loop
    • H03L7/0991—Details of the phase-locked loop concerning mainly the controlled oscillator of the loop the oscillator being a digital oscillator, e.g. composed of a fixed oscillator followed by a variable frequency divider
    • H03L7/0994—Details of the phase-locked loop concerning mainly the controlled oscillator of the loop the oscillator being a digital oscillator, e.g. composed of a fixed oscillator followed by a variable frequency divider comprising an accumulator
    • 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
    • H03L7/22—Indirect frequency synthesis, i.e. generating a desired one of a number of predetermined frequencies using a frequency- or phase-locked loop using more than one loop

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Stabilization Of Oscillater, Synchronisation, Frequency Synthesizers (AREA)
  • Processing Of Color Television Signals (AREA)
  • External Artificial Organs (AREA)
DE87302658T 1986-03-28 1987-03-27 PLL-Stabilisierungsschaltung. Expired - Fee Related DE3786938T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US06/845,850 US4694327A (en) 1986-03-28 1986-03-28 Digital phase locked loop stabilization circuitry using a secondary digital phase locked loop

Publications (2)

Publication Number Publication Date
DE3786938D1 true DE3786938D1 (de) 1993-09-16
DE3786938T2 DE3786938T2 (de) 1994-02-24

Family

ID=25296231

Family Applications (1)

Application Number Title Priority Date Filing Date
DE87302658T Expired - Fee Related DE3786938T2 (de) 1986-03-28 1987-03-27 PLL-Stabilisierungsschaltung.

Country Status (10)

Country Link
US (1) US4694327A (de)
EP (1) EP0239413B1 (de)
JP (1) JP2547563B2 (de)
KR (1) KR950012955B1 (de)
AT (1) ATE93104T1 (de)
AU (1) AU602513B2 (de)
CA (1) CA1305786C (de)
DE (1) DE3786938T2 (de)
ES (1) ES2042551T3 (de)
FI (1) FI92003C (de)

Families Citing this family (37)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4694326A (en) * 1986-03-28 1987-09-15 Rca Corporation Digital phase locked loop stabilization circuitry including a secondary digital phase locked loop which may be locked at an indeterminate frequency
US5067011A (en) * 1986-04-25 1991-11-19 North American Philips Corporation Method and apparatus for demodulating chrominance signals using a training signal in place of a color burst signal
AU604997B2 (en) * 1988-02-26 1991-01-03 Alcatel Australia Limited A digital phase locked loop
JP2661736B2 (ja) * 1988-12-31 1997-10-08 日本電気ホームエレクトロニクス株式会社 キード型同期検波回路
JPH02283189A (ja) * 1989-04-25 1990-11-20 Matsushita Electric Ind Co Ltd フェーズ・ロックド・ループ回路
JP2896901B2 (ja) * 1989-05-26 1999-05-31 アールシーエー トムソン ライセンシング コーポレーション 位相固定された副搬送波再生回路
US4970474A (en) * 1989-08-14 1990-11-13 Delco Electronics Corporation Analog/digital phase locked loop
DE59010510D1 (de) * 1990-06-30 1996-10-24 Itt Ind Gmbh Deutsche Digitale Phasenregelungsschleife
GB2255681B (en) * 1991-05-08 1994-09-07 Sony Corp Analog-to-digital converter
JPH0591522A (ja) * 1991-09-30 1993-04-09 Toshiba Corp デイジタル発振器及びこれを用いた色副搬送波再生回路
FR2685518B1 (fr) * 1991-12-23 1994-02-04 Thomson Csf Circuit d'horloge pour systeme de lecture d'informations sequentielles.
JPH0678172A (ja) * 1992-08-28 1994-03-18 Nec Corp テレビジョン信号処理回路
GB9311953D0 (en) * 1993-06-10 1993-07-28 Snell & Wilcox Ltd Demodulation
CA2130871C (en) * 1993-11-05 1999-09-28 John M. Alder Method and apparatus for a phase-locked loop circuit with holdover mode
KR0134309B1 (ko) * 1994-03-11 1998-04-23 김광호 디지탈 주파수 자동조절회로
JP3320576B2 (ja) * 1994-12-22 2002-09-03 株式会社東芝 発振回路
US5940137A (en) * 1996-03-01 1999-08-17 Trw Inc. Symbol timing generation and recovery for data transmission in an analog video signal
US5952890A (en) * 1997-02-05 1999-09-14 Fox Enterprises, Inc. Crystal oscillator programmable with frequency-defining parameters
US5960405A (en) * 1997-02-05 1999-09-28 Fox Enterprises, Inc. Worldwide marketing logistics network including strategically located centers for frequency programming crystal oscillators to customer specification
US5796392A (en) 1997-02-24 1998-08-18 Paradise Electronics, Inc. Method and apparatus for clock recovery in a digital display unit
WO1998046027A1 (en) * 1997-04-09 1998-10-15 Koninklijke Philips Electronics N.V. Color decoding
US6064446A (en) * 1997-04-09 2000-05-16 U.S. Philips Corporation Color decoding
US20020157686A1 (en) * 1997-05-09 2002-10-31 Semitool, Inc. Process and apparatus for treating a workpiece such as a semiconductor wafer
US6330034B1 (en) * 1997-10-31 2001-12-11 Texas Instruments Incorporated Color phase-locked loop for video decoder
JPH11252580A (ja) * 1997-10-31 1999-09-17 Texas Instr Inc <Ti> ビデオデコーダ及びこれに用いるカラー位相ロックループ
US7065140B1 (en) 1999-10-06 2006-06-20 Fairchild Semiconductor Corporation Method and apparatus for receiving video signals from a plurality of video cameras
US6839092B2 (en) * 2000-05-22 2005-01-04 Texas Instruments Incorporated Feed forward error correction in video decoder
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
DE10111402B4 (de) * 2001-03-09 2006-01-19 Harman Becker Automotive Systems (Becker Division) Gmbh Verfahren und Phasenregelkreis zur Synchronisation auf einen in einem Nutzsignal enthaltenen Hilfsträger
US20070206712A1 (en) * 2002-03-11 2007-09-06 Stefan Gierl Phase-locked loop for synchronization with a subcarrier contained in an intelligence signal
US7421043B2 (en) * 2002-11-27 2008-09-02 Lsi Corporation Method and/or apparatus for stabilizing the frequency of digitally synthesized waveforms
JP2005294981A (ja) * 2004-03-31 2005-10-20 Matsushita Electric Ind Co Ltd 位相同期回路
US7558275B2 (en) * 2005-09-13 2009-07-07 Sony Corporation System and method for clock replication using reference clock
DE102006007094B3 (de) * 2006-02-15 2007-08-16 Infineon Technologies Ag Verfahren zur Synchronisation eines Taktsignals auf ein Referenzsignal und Phasenregelkreis
US9838236B2 (en) * 2006-06-27 2017-12-05 John W. Bogdan Direct synthesis of receiver clock
US20100121596A1 (en) * 2008-11-12 2010-05-13 Honeywell International Inc. Methods and systems for frequency estimation for accelerometers
FR3002097A1 (fr) * 2013-02-14 2014-08-15 Jacques Louis Marie Pontois Dispositif et procede de synthese de frequence utilisant un convertisseur analogique-numerique

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3578902A (en) * 1968-08-28 1971-05-18 Rca Corp Apparatus for synchronized generation of a signal from a composite color video signal subjected to signal perturbations
GB2059711B (en) * 1979-09-12 1983-07-20 British Broadcasting Corp Digital demodulation or modulation of television chrominance signals
GB2079552B (en) * 1980-07-02 1984-02-01 Philips Electronic Associated Double phase lock loop
DE3027828A1 (de) * 1980-07-23 1982-03-04 Deutsche Itt Industries Gmbh, 7800 Freiburg Frequenz/phasenregelschleife
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
JPS57181232A (en) * 1981-04-30 1982-11-08 Fujitsu Ltd Voltage-controlled oscillator circuit
NL8103437A (nl) * 1981-07-21 1983-02-16 Philips Nv Synchroniseerschakeling voor een televisie-ontvanger.
US4500404A (en) * 1981-12-21 1985-02-19 Daniel Tucker Chlorine generator device
US4506175A (en) * 1982-08-18 1985-03-19 Rca Corporation Digital phase comparator circuit producing sign and magnitude outputs
US4511859A (en) * 1982-08-30 1985-04-16 At&T Bell Laboratories Apparatus for generating a common output signal as a function of any of a plurality of diverse input signals
DE3314973C1 (de) * 1983-04-26 1984-07-19 Deutsche Thomson-Brandt Gmbh, 7730 Villingen-Schwenningen Schaltungsanordnung zur Erzeugung einer stabilen festen Frequenz
DE3345142C1 (de) * 1983-12-14 1985-02-14 Telefunken Fernseh Und Rundfunk Gmbh, 3000 Hannover Schaltung zur Zeitkompression oder Zeitexpansion eines Videosignals
DE3432314A1 (de) * 1984-09-03 1986-03-13 Philips Patentverwaltung Gmbh, 2000 Hamburg Schaltungsanordnung zum ableiten digitaler farbsignale aus einem analogen fernsehsignal
US4686560A (en) * 1986-05-30 1987-08-11 Rca Corporation Phase locked loop system including analog and digital components

Also Published As

Publication number Publication date
FI871244A0 (fi) 1987-03-20
JPS62236215A (ja) 1987-10-16
CA1305786C (en) 1992-07-28
FI92003B (fi) 1994-05-31
JP2547563B2 (ja) 1996-10-23
ES2042551T3 (es) 1993-12-16
AU7051487A (en) 1987-10-01
EP0239413A3 (en) 1989-10-18
ATE93104T1 (de) 1993-08-15
US4694327A (en) 1987-09-15
FI92003C (fi) 1994-09-12
KR950012955B1 (ko) 1995-10-23
KR870009555A (ko) 1987-10-27
DE3786938T2 (de) 1994-02-24
EP0239413B1 (de) 1993-08-11
AU602513B2 (en) 1990-10-18
EP0239413A2 (de) 1987-09-30
FI871244A (fi) 1987-09-29

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8328 Change in the person/name/address of the agent

Free format text: WOERDEMANN, H., DIPL.-ING., PAT.-ANW., 31787 HAMELN

8339 Ceased/non-payment of the annual fee