DE3789528D1 - Phasenregelschleifenschaltung mit schnell wiederherstellbarer Stabilität. - Google Patents

Phasenregelschleifenschaltung mit schnell wiederherstellbarer Stabilität.

Info

Publication number
DE3789528D1
DE3789528D1 DE87307526T DE3789528T DE3789528D1 DE 3789528 D1 DE3789528 D1 DE 3789528D1 DE 87307526 T DE87307526 T DE 87307526T DE 3789528 T DE3789528 T DE 3789528T DE 3789528 D1 DE3789528 D1 DE 3789528D1
Authority
DE
Germany
Prior art keywords
stability
locked loop
phase locked
loop circuit
quickly recoverable
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
DE87307526T
Other languages
English (en)
Other versions
DE3789528T2 (de
Inventor
Masahiro Honjo
Atsuo Ochi
Akihiro Takeuchi
Shinichi Aki
Yukio Nakagawa
Masaaki Kobayashi
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.)
Panasonic Holdings Corp
Original Assignee
Matsushita Electric Industrial Co Ltd
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
Priority claimed from JP61199640A external-priority patent/JPS6356083A/ja
Priority claimed from JP61224458A external-priority patent/JPS6379277A/ja
Priority claimed from JP61224457A external-priority patent/JPS6379276A/ja
Application filed by Matsushita Electric Industrial Co Ltd filed Critical Matsushita Electric Industrial Co Ltd
Publication of DE3789528D1 publication Critical patent/DE3789528D1/de
Application granted granted Critical
Publication of DE3789528T2 publication Critical patent/DE3789528T2/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
    • H04N5/04—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
    • 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
    • H04N5/76—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

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Stabilization Of Oscillater, Synchronisation, Frequency Synthesizers (AREA)
DE3789528T 1986-08-26 1987-08-25 Phasenregelschleifenschaltung mit schnell wiederherstellbarer Stabilität. Expired - Fee Related DE3789528T2 (de)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP61199640A JPS6356083A (ja) 1986-08-26 1986-08-26 映像信号記録再生装置
JP61224458A JPS6379277A (ja) 1986-09-22 1986-09-22 信号処理回路
JP61224457A JPS6379276A (ja) 1986-09-22 1986-09-22 信号処理回路

Publications (2)

Publication Number Publication Date
DE3789528D1 true DE3789528D1 (de) 1994-05-11
DE3789528T2 DE3789528T2 (de) 1994-10-20

Family

ID=27327675

Family Applications (1)

Application Number Title Priority Date Filing Date
DE3789528T Expired - Fee Related DE3789528T2 (de) 1986-08-26 1987-08-25 Phasenregelschleifenschaltung mit schnell wiederherstellbarer Stabilität.

Country Status (3)

Country Link
US (1) US4812783A (de)
EP (1) EP0258042B1 (de)
DE (1) DE3789528T2 (de)

Families Citing this family (43)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA1290407C (en) * 1986-12-23 1991-10-08 Shigeki Saito Frequency synthesizer
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
JPH02211783A (ja) * 1989-02-13 1990-08-23 Toshiba Corp 音声多重信号エンコーダ回路
JP2975607B2 (ja) * 1989-03-16 1999-11-10 三洋電機株式会社 Ａｆｃ回路
US7382929B2 (en) 1989-05-22 2008-06-03 Pixel Instruments Corporation Spatial scan replication circuit
JPH0732389B2 (ja) * 1989-09-22 1995-04-10 日本電気株式会社 クロツクジツタ抑圧回路
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
JPH03114391A (ja) * 1989-09-28 1991-05-15 Toshiba Corp フィルタ自動調整回路
US5059925A (en) * 1990-09-28 1991-10-22 Stratacom, Inc. Method and apparatus for transparently switching clock sources
GB9113922D0 (en) * 1991-06-27 1991-08-14 Thomson Consumer Electronics Television sync disable circuit
JPH05207326A (ja) * 1992-01-28 1993-08-13 Matsushita Electric Ind Co Ltd 水平圧縮ｐｌｌ回路
DE69216578D1 (de) * 1992-02-11 1997-02-20 Ibm Vorrichtung für Signalverarbeitung
FR2704373B1 (fr) * 1993-04-20 1995-06-30 Bouvier Jacky Procede pour favoriser l'activation d'une boucle a verrouillage de phase et boucle correspondante.
US5614870A (en) * 1993-04-20 1997-03-25 Rca Thomson Licensing Corporation Phase lock loop with idle mode of operation during vertical blanking
US5574407A (en) * 1993-04-20 1996-11-12 Rca Thomson Licensing Corporation Phase lock loop with error consistency detector
US5574406A (en) * 1993-04-20 1996-11-12 Rca Thomson Licensing Corporation Phase lock loop with error measurement and correction in alternate periods
US5610560A (en) * 1993-04-20 1997-03-11 Rca Thomson Licensing Corporation Oscillator with switched reactive elements
US5479456A (en) * 1993-05-19 1995-12-26 U.S. Philips Corporation Automatic false synchronization correction mechanism for biphase-modulated signal reception
US5418573A (en) * 1993-07-22 1995-05-23 Philips Electronics North America Corporation Apparatus and method for producing periodic synchronization references forming a synchronization signal
US5550594A (en) * 1993-07-26 1996-08-27 Pixel Instruments Corp. Apparatus and method for synchronizing asynchronous signals
US6469741B2 (en) 1993-07-26 2002-10-22 Pixel Instruments Corp. Apparatus and method for processing television signals
US5497126A (en) * 1993-11-09 1996-03-05 Motorola, Inc. Phase synchronization circuit and method therefor for a phase locked loop
WO1995013658A1 (en) * 1993-11-09 1995-05-18 Motorola, Inc. Phase locked loop error suppression circuit and method
JPH07199891A (ja) * 1993-12-28 1995-08-04 Canon Inc 表示制御装置
JP3307750B2 (ja) * 1993-12-28 2002-07-24 キヤノン株式会社 表示制御装置
US5506627A (en) * 1994-06-10 1996-04-09 Tektronix, Inc. Phase locked loop chain for locking audio sampling to serial digital component vide timing
JPH0832833A (ja) * 1994-07-13 1996-02-02 Rohm Co Ltd ビデオシステムパルス生成回路
JP3278546B2 (ja) * 1995-04-28 2002-04-30 日本電気エンジニアリング株式会社 同期信号発生回路
US6097440A (en) * 1995-11-17 2000-08-01 Sony Corporation Synchronous processing device
US5786865A (en) * 1996-06-28 1998-07-28 Zilog, Inc. Apparatus and method for digital amplitude and phase detection
EP0920194A4 (de) * 1996-08-13 2000-11-02 Fujitsu General Ltd Phasenregelkreisschaltung für digitale anzeigevorrichtung
US6081143A (en) * 1997-09-26 2000-06-27 Sun Microsystems, Inc. Frequency comparison and generation in an integrated processor
JPH11205102A (ja) * 1998-01-13 1999-07-30 Mitsubishi Electric Corp 遅延同期回路
US6069666A (en) * 1998-03-13 2000-05-30 Sarnoff Corporation Broadcast studio synchronization distribution system and method
US6084479A (en) * 1998-05-28 2000-07-04 Cypress Semiconductor Corp. Circuit, architecture and method(s) of controlling a periodic signal generating circuit or device
JP3369480B2 (ja) * 1998-07-31 2003-01-20 松下電器産業株式会社 無線回路装置
JP4138264B2 (ja) * 2001-03-16 2008-08-27 富士通株式会社 Ｐｌｌ周波数シンセサイザ
FR2829318B1 (fr) * 2001-09-05 2003-12-12 St Microelectronics Sa Boucle a verrouillage de phase realisee sous forme de circuit integre
JP4045978B2 (ja) * 2003-02-25 2008-02-13 松下電器産業株式会社 デジタル信号送受信機
US8073042B1 (en) 2005-04-13 2011-12-06 Cypress Semiconductor Corporation Recursive range controller
US7777541B1 (en) 2006-02-01 2010-08-17 Cypress Semiconductor Corporation Charge pump circuit and method for phase locked loop
TWI380596B (en) * 2009-03-17 2012-12-21 Nanya Technology Corp Phase detection module and phase detection method
CN101867369B (zh) * 2009-04-17 2012-06-06 南亚科技股份有限公司 相位检测模块及相位检测方法

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4005479A (en) * 1976-01-16 1977-01-25 Control Data Corporation Phase locked circuits
DE2716813C2 (de) * 1977-04-15 1979-01-25 Siemens Ag, 1000 Berlin Und 8000 Muenchen Phasenregelkreis
US4135191A (en) * 1977-06-13 1979-01-16 The Bendix Corporation Coherent demodulator
JPS60120618A (ja) * 1983-12-02 1985-06-28 Nippon Telegr & Teleph Corp <Ntt> 位相同期発振器
US4689582A (en) * 1986-10-27 1987-08-25 Rca Corporation Phase-lock-loop circuit for a television apparatus
CA1290407C (en) * 1986-12-23 1991-10-08 Shigeki Saito Frequency synthesizer

Also Published As

Publication number Publication date
EP0258042A2 (de) 1988-03-02
EP0258042A3 (en) 1989-10-04
DE3789528T2 (de) 1994-10-20
US4812783A (en) 1989-03-14
EP0258042B1 (de) 1994-04-06

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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