DE60126862T2 - Phasenregelung für Oszillatoren - Google Patents

Phasenregelung für Oszillatoren Download PDF

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Publication number
DE60126862T2
DE60126862T2 DE60126862T DE60126862T DE60126862T2 DE 60126862 T2 DE60126862 T2 DE 60126862T2 DE 60126862 T DE60126862 T DE 60126862T DE 60126862 T DE60126862 T DE 60126862T DE 60126862 T2 DE60126862 T2 DE 60126862T2
Authority
DE
Germany
Prior art keywords
clock signal
switch
phase
locked loop
signal
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
DE60126862T
Other languages
German (de)
English (en)
Other versions
DE60126862D1 (de
Inventor
Robert Dale Carmel Altmanshofer
Michael Evan Carmel Crabb
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.)
Thomson Licensing SAS
Original Assignee
Thomson Licensing SAS
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 Thomson Licensing SAS filed Critical Thomson Licensing SAS
Publication of DE60126862D1 publication Critical patent/DE60126862D1/de
Application granted granted Critical
Publication of DE60126862T2 publication Critical patent/DE60126862T2/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
    • H03J—TUNING RESONANT CIRCUITS; SELECTING RESONANT CIRCUITS
    • H03J7/00—Automatic frequency control; Automatic scanning over a band of frequencies
    • H03J7/02—Automatic frequency control
    • H03J7/04—Automatic frequency control where the frequency control is accomplished by varying the electrical characteristics of a non-mechanically adjustable element or where the nature of the frequency controlling element is not significant
    • H03J7/08—Automatic frequency control where the frequency control is accomplished by varying the electrical characteristics of a non-mechanically adjustable element or where the nature of the frequency controlling element is not significant using varactors, i.e. voltage variable reactive diodes
    • 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
    • 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
    • H03L7/091—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 using a sampling device

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Stabilization Of Oscillater, Synchronisation, Frequency Synthesizers (AREA)
  • Synchronizing For Television (AREA)
DE60126862T 2000-05-02 2001-04-26 Phasenregelung für Oszillatoren Expired - Fee Related DE60126862T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US56347800A 2000-05-02 2000-05-02
US563478 2000-05-02

Publications (2)

Publication Number Publication Date
DE60126862D1 DE60126862D1 (de) 2007-04-12
DE60126862T2 true DE60126862T2 (de) 2007-10-31

Family

ID=24250646

Family Applications (1)

Application Number Title Priority Date Filing Date
DE60126862T Expired - Fee Related DE60126862T2 (de) 2000-05-02 2001-04-26 Phasenregelung für Oszillatoren

Country Status (8)

Country Link
US (1) US6420918B2 (enExample)
EP (1) EP1152537B1 (enExample)
JP (1) JP2002010102A (enExample)
KR (1) KR100860807B1 (enExample)
CN (1) CN1319273C (enExample)
DE (1) DE60126862T2 (enExample)
MX (1) MXPA01004374A (enExample)
MY (1) MY127109A (enExample)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7136109B2 (en) * 2002-03-22 2006-11-14 Pelco Self-adjusting pixel clock and method therefor
CN103313144A (zh) * 2013-07-01 2013-09-18 贵州中科汉天下电子有限公司 射频开关的控制方法
CN108880504B (zh) * 2017-05-16 2021-10-08 博通集成电路（上海）股份有限公司 用于激励晶体振荡电路的方法以及电路

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3662278A (en) * 1970-09-16 1972-05-09 Us Navy Automatic phase control circuit for tv system
US3821470A (en) * 1973-05-21 1974-06-28 Zenith Radio Corp Phase correction for horizontal oscillator in cmos form
NL170080C (nl) * 1974-05-27 1982-09-16 Philips Nv Schakeling voor het synchroniseren van een impulsvormig uitgangssignaal in het ritme van een periodiek impulsvormig ingangssignaal, alsmede halfgeleiderlichaam als onderdeel daarvan.
NL169811C (nl) * 1975-10-03 1982-08-16 Philips Nv Beeldregelsynchronisatieschakeling, alsmede televisieontvanger daarvan voorzien.
JPH04207883A (ja) * 1990-11-30 1992-07-29 Fujitsu Ltd クロック同期方式
US5459756A (en) * 1994-06-27 1995-10-17 Motorola, Inc. Sampling phase detector arrangement
US5748252A (en) * 1996-02-20 1998-05-05 Delco Electronics Corporation Method and apparatus for synchronizing internal and external video signals
US5796392A (en) 1997-02-24 1998-08-18 Paradise Electronics, Inc. Method and apparatus for clock recovery in a digital display unit
US6091304A (en) 1998-09-22 2000-07-18 Lg Information & Communications, Ltd. Frequency band select phase lock loop device

Also Published As

Publication number Publication date
KR100860807B1 (ko) 2008-09-30
EP1152537A3 (en) 2003-04-09
US20020011884A1 (en) 2002-01-31
US6420918B2 (en) 2002-07-16
JP2002010102A (ja) 2002-01-11
CN1337783A (zh) 2002-02-27
EP1152537A2 (en) 2001-11-07
CN1319273C (zh) 2007-05-30
MY127109A (en) 2006-11-30
KR20010100958A (ko) 2001-11-14
DE60126862D1 (de) 2007-04-12
MXPA01004374A (es) 2004-09-10
EP1152537B1 (en) 2007-02-28

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Legal Events

Date Code Title Description
8320 Willingness to grant licences declared (paragraph 23)
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee