KR960009971B1 - Digital phase locked loop stabilization circuitry - Google Patents

Digital phase locked loop stabilization circuitry Download PDF

Info

Publication number
KR960009971B1
KR960009971B1 KR87002843A KR870002843A KR960009971B1 KR 960009971 B1 KR960009971 B1 KR 960009971B1 KR 87002843 A KR87002843 A KR 87002843A KR 870002843 A KR870002843 A KR 870002843A KR 960009971 B1 KR960009971 B1 KR 960009971B1
Authority
KR
South Korea
Prior art keywords
signal
phase locked
locked loop
develops
frequency
Prior art date
Application number
KR87002843A
Other languages
English (en)
Other versions
KR870009554A (ko
Inventor
Walter Heinrich Demmer
Original Assignee
Rca 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 Corp filed Critical Rca Corp
Publication of KR870009554A publication Critical patent/KR870009554A/ko
Application granted granted Critical
Publication of KR960009971B1 publication Critical patent/KR960009971B1/ko

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
    • H04N9/79—Processing of colour television signals in connection with recording
    • H04N9/87—Regeneration of colour television signals
    • H04N9/8722—Regeneration of a colour reference signal, e.g. the colour synchronisaton burst signal, the chrominance signal carrier
    • 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
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N11/00—Colour television systems
    • H04N11/04—Colour television systems using pulse code modulation

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Stabilization Of Oscillater, Synchronisation, Frequency Synthesizers (AREA)
  • Processing Of Color Television Signals (AREA)
  • Load-Engaging Elements For Cranes (AREA)
  • Train Traffic Observation, Control, And Security (AREA)
  • Cable Accessories (AREA)
KR87002843A 1986-03-28 1987-03-27 Digital phase locked loop stabilization circuitry KR960009971B1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US06/845,698 US4694326A (en) 1986-03-28 1986-03-28 Digital phase locked loop stabilization circuitry including a secondary digital phase locked loop which may be locked at an indeterminate frequency
US845698 1986-03-28

Publications (2)

Publication Number Publication Date
KR870009554A KR870009554A (ko) 1987-10-27
KR960009971B1 true KR960009971B1 (en) 1996-07-25

Family

ID=25295882

Family Applications (1)

Application Number Title Priority Date Filing Date
KR87002843A KR960009971B1 (en) 1986-03-28 1987-03-27 Digital phase locked loop stabilization circuitry

Country Status (10)

Country Link
US (1) US4694326A (ko)
EP (1) EP0239412B1 (ko)
JP (1) JP2547562B2 (ko)
KR (1) KR960009971B1 (ko)
AT (1) ATE98827T1 (ko)
AU (1) AU597949B2 (ko)
CA (1) CA1305787C (ko)
DE (1) DE3788448T2 (ko)
ES (1) ES2047490T3 (ko)
FI (1) FI871245A (ko)

Families Citing this family (34)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
MY102145A (en) * 1986-08-26 1992-04-30 Nippon Denki Home Electronics Digital color demodulator.
JPH01319389A (ja) * 1988-06-20 1989-12-25 Fujitsu Ltd カラー画像表示制御装置
JP2539024B2 (ja) * 1988-06-30 1996-10-02 富士通株式会社 複合映像信号生成方法
JPH0770994B2 (ja) * 1989-01-12 1995-07-31 松下電器産業株式会社 位相同期回路
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
GB2242800B (en) * 1990-04-03 1993-11-24 Sony Corp Digital phase detector arrangements
EP0464230B1 (de) * 1990-06-30 1996-09-18 Deutsche ITT Industries GmbH Digitale Phasenregelungsschleife
US5121085A (en) * 1991-06-28 1992-06-09 Digital Equipment Corporation Dual-charge-pump bandwidth-switched phase-locked loop
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
US5379077A (en) * 1991-12-12 1995-01-03 Brooktree Corporation System for and method of, operating upon NTSC and PAL signals
EP0555756A3 (en) * 1992-02-10 1994-06-22 Hitachi Ltd Colour video signal processing method and device
DE4221683A1 (de) * 1992-07-02 1994-01-13 Philips Patentverwaltung Verfahren zur Datenübertragung
KR0134309B1 (ko) * 1994-03-11 1998-04-23 김광호 디지탈 주파수 자동조절회로
GB2295935B (en) * 1994-12-09 1999-05-12 Plessey Semiconductors Ltd Oscillatory signal generator arrangement
US5808691A (en) * 1995-12-12 1998-09-15 Cirrus Logic, Inc. Digital carrier synthesis synchronized to a reference signal that is asynchronous with respect to a digital sampling clock
US5703656A (en) * 1995-12-12 1997-12-30 Trw Inc. Digital phase error detector for locking to color subcarrier of video signals
US5786868A (en) * 1995-12-22 1998-07-28 Cirrus Logic, Inc. Automatic step generator for self-correction of sampling
JP3304036B2 (ja) * 1996-04-22 2002-07-22 モトローラ株式会社 ディジタル映像処理装置のクロック発生回路
US6380980B1 (en) * 1997-08-25 2002-04-30 Intel Corporation Method and apparatus for recovering video color subcarrier signal
DE19738914C2 (de) * 1997-09-05 2002-01-17 Micronas Munich Gmbh Digitale PLL-Schaltung mit erhöhter Zeitauflösung
US5982574A (en) * 1997-10-17 1999-11-09 Vtc Inc. Automatic tracking frequency servo demodulation technique for DVCR applications
US6330034B1 (en) * 1997-10-31 2001-12-11 Texas Instruments Incorporated Color phase-locked loop for video decoder
FR2779588B1 (fr) * 1998-06-05 2000-07-13 Sgs Thomson Microelectronics Dispositif de generation d'un signal de commande dephase par rapport a un signal de synchronisation externe
JP2001186208A (ja) * 1999-12-27 2001-07-06 Mitsubishi Electric Corp 復調回路
US6839092B2 (en) * 2000-05-22 2005-01-04 Texas Instruments Incorporated Feed forward error correction in video decoder
US7064617B2 (en) 2003-05-02 2006-06-20 Silicon Laboratories Inc. Method and apparatus for temperature compensation
US7436227B2 (en) 2003-05-02 2008-10-14 Silicon Laboratories Inc. Dual loop architecture useful for a programmable clock source and clock multiplier applications
US7187241B2 (en) 2003-05-02 2007-03-06 Silicon Laboratories Inc. Calibration of oscillator devices
US7295077B2 (en) 2003-05-02 2007-11-13 Silicon Laboratories Inc. Multi-frequency clock synthesizer
US7288998B2 (en) 2003-05-02 2007-10-30 Silicon Laboratories Inc. Voltage controlled clock synthesizer
US7505086B2 (en) * 2004-04-30 2009-03-17 Telegent Systems, Inc. Video receiver with DC offset cancellation
US7508451B2 (en) * 2004-04-30 2009-03-24 Telegent Systems, Inc. Phase-noise mitigation in an integrated analog video receiver
KR100688511B1 (ko) * 2004-12-20 2007-03-02 삼성전자주식회사 영상 신호의 부반송파 추적을 위한 디지털 처리 장치 및방법
US7500044B2 (en) * 2005-07-07 2009-03-03 P.A. Semi, Inc. Digital phase relationship lock loop

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
GB2048605B (en) * 1979-05-04 1983-03-30 Philips Electronic Associated Television receiver synchronizing arrangement
GB2059711B (en) * 1979-09-12 1983-07-20 British Broadcasting Corp Digital demodulation or modulation of television chrominance signals
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.
NL8103705A (nl) * 1981-08-06 1983-03-01 Philips Nv Lijnsynchroniseerschakeling voor een beelweergeefinrichting.
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
NL8204936A (nl) * 1982-12-22 1984-07-16 Philips Nv Demodulatieschakeling voor een gedigitaliseerd chrominantiesignaal.
DE3432314A1 (de) * 1984-09-03 1986-03-13 Philips Patentverwaltung Gmbh, 2000 Hamburg Schaltungsanordnung zum ableiten digitaler farbsignale aus einem analogen fernsehsignal
JPH0799440B2 (ja) * 1985-09-26 1995-10-25 松下電器産業株式会社 カラ−電子写真方法
US4694327A (en) * 1986-03-28 1987-09-15 Rca Corporation Digital phase locked loop stabilization circuitry using a secondary digital phase locked loop

Also Published As

Publication number Publication date
US4694326A (en) 1987-09-15
EP0239412A2 (en) 1987-09-30
JPS62236214A (ja) 1987-10-16
AU7051287A (en) 1987-10-01
KR870009554A (ko) 1987-10-27
EP0239412B1 (en) 1993-12-15
DE3788448D1 (de) 1994-01-27
ATE98827T1 (de) 1994-01-15
FI871245A (fi) 1987-09-29
AU597949B2 (en) 1990-06-14
FI871245A0 (fi) 1987-03-20
JP2547562B2 (ja) 1996-10-23
CA1305787C (en) 1992-07-28
DE3788448T2 (de) 1994-06-30
EP0239412A3 (en) 1989-07-05
ES2047490T3 (es) 1994-03-01

Similar Documents

Publication Publication Date Title
KR960009971B1 (en) Digital phase locked loop stabilization circuitry
EP0239413A3 (en) Phase locked loop stabilization circuitry
EP0247891A3 (en) Phase locked loop system
DE3472195D1 (en) Integrated circuit for the colour decoder of a pal-television receiver
US4100567A (en) Compensating time-based errors in a reproduced video signal
JPS6450692A (en) Recording device and reproducing device
GB1519151A (en) Systems for processing a colour composite signal
JPS60224388A (ja) クロミナンス成分処理装置
JPS5789388A (en) Color video signal recording system and recording and reproducing system
EP0421434A2 (en) Circuit for removing jitter of chrominance signal and television set using the same
TH10393EX (th) วงจรรักษาเสถียรภาพของความถี่ในระบบเฟสล็อคลูป
JPH04196891A (ja) テレビジョン受像機
JPH0336148Y2 (ko)
JPH08126026A (ja) 色信号再生装置
JPH0352717B2 (ko)
JPS6471280A (en) On-screen display circuit
JPH08242429A (ja) クロック発生回路及びｍｕｓｅ信号デコード装置
JPS63141492A (ja) 映像信号再生装置
JPH03239086A (ja) テレビ受像機

Legal Events

Date Code Title Description
A201 Request for examination
E902 Notification of reason for refusal
G160 Decision to publish patent application
E701 Decision to grant or registration of patent right
GRNT Written decision to grant
LAPS Lapse due to unpaid annual fee