BRPI0508112A - método e aparelho para ajustar um oscilador de cristal controlado por tensão em um dispositivo de processamento de vìdeo - Google Patents

método e aparelho para ajustar um oscilador de cristal controlado por tensão em um dispositivo de processamento de vìdeo

Info

Publication number
BRPI0508112A
BRPI0508112A BRPI0508112-2A BRPI0508112A BRPI0508112A BR PI0508112 A BRPI0508112 A BR PI0508112A BR PI0508112 A BRPI0508112 A BR PI0508112A BR PI0508112 A BRPI0508112 A BR PI0508112A
Authority
BR
Brazil
Prior art keywords
frequency
controlled crystal
processing device
data signal
nonvolatile memory
Prior art date
Application number
BRPI0508112-2A
Other languages
English (en)
Portuguese (pt)
Inventor
George Andrew Sirilla
Robert Alan Pitsch
Original Assignee
Thomson Licesing
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 Licesing filed Critical Thomson Licesing
Publication of BRPI0508112A publication Critical patent/BRPI0508112A/pt

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
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
    • H04N21/20—Servers specifically adapted for the distribution of content, e.g. VOD servers; Operations thereof
    • H04N21/23—Processing of content or additional data; Elementary server operations; Server middleware
    • H04N21/242—Synchronization processes, e.g. processing of PCR [Program Clock References]
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03L—AUTOMATIC CONTROL, STARTING, SYNCHRONISATION OR STABILISATION OF GENERATORS OF ELECTRONIC OSCILLATIONS OR PULSES
    • H03L1/00—Stabilisation of generator output against variations of physical values, e.g. power supply
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03L—AUTOMATIC CONTROL, STARTING, SYNCHRONISATION OR STABILISATION OF GENERATORS OF ELECTRONIC OSCILLATIONS OR PULSES
    • H03L1/00—Stabilisation of generator output against variations of physical values, e.g. power supply
    • H03L1/02—Stabilisation of generator output against variations of physical values, e.g. power supply against variations of temperature only
    • H03L1/022—Stabilisation of generator output against variations of physical values, e.g. power supply against variations of temperature only by indirect stabilisation, i.e. by generating an electrical correction signal which is a function of the temperature
    • H03L1/026—Stabilisation of generator output against variations of physical values, e.g. power supply against variations of temperature only by indirect stabilisation, i.e. by generating an electrical correction signal which is a function of the temperature by using a memory for digitally storing correction values
    • 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
    • H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
    • H04N21/40—Client devices specifically adapted for the reception of or interaction with content, e.g. set-top-box [STB]; Operations thereof
    • H04N21/43—Processing of content or additional data, e.g. demultiplexing additional data from a digital video stream; Elementary client operations, e.g. monitoring of home network or synchronising decoder's clock; Client middleware
    • H04N21/4302—Content synchronisation processes, e.g. decoder synchronisation
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N5/00—Details of television systems
    • H04N5/44—Receiver circuitry for the reception of television signals according to analogue transmission standards

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Circuits Of Receivers In General (AREA)
  • Oscillators With Electromechanical Resonators (AREA)
  • Two-Way Televisions, Distribution Of Moving Picture Or The Like (AREA)
BRPI0508112-2A 2004-02-26 2005-02-25 método e aparelho para ajustar um oscilador de cristal controlado por tensão em um dispositivo de processamento de vìdeo BRPI0508112A (pt)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US54814504P 2004-02-26 2004-02-26
PCT/US2005/006252 WO2005084037A2 (en) 2004-02-26 2005-02-25 Method and apparatus for setting a voltage controlled crystal oscillator in a video processing device

Publications (1)

Publication Number Publication Date
BRPI0508112A true BRPI0508112A (pt) 2007-07-17

Family

ID=34910989

Family Applications (1)

Application Number Title Priority Date Filing Date
BRPI0508112-2A BRPI0508112A (pt) 2004-02-26 2005-02-25 método e aparelho para ajustar um oscilador de cristal controlado por tensão em um dispositivo de processamento de vìdeo

Country Status (8)

Country Link
US (1) US7738039B2 (enExample)
EP (1) EP1733566A2 (enExample)
JP (1) JP2007528159A (enExample)
KR (1) KR101091042B1 (enExample)
CN (1) CN1922891B (enExample)
BR (1) BRPI0508112A (enExample)
MY (1) MY143880A (enExample)
WO (1) WO2005084037A2 (enExample)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR101977016B1 (ko) 2011-12-30 2019-05-13 삼성전자 주식회사 방송 수신 시스템의 프론트 엔드 집적회로, 이를 포함하는 방송 수신 시스템, 및 이의 동작 방법
CN103248358A (zh) * 2013-05-30 2013-08-14 上海贝岭股份有限公司 实时时钟补偿装置及方法
KR101717151B1 (ko) 2015-10-26 2017-03-27 주식회사 호서텔넷 저항 조절 회로 및 이를 포함하는 무선 통신 시스템
CN120017046B (zh) * 2025-04-22 2025-07-22 北京和峰科技有限公司 基于公网信号扫描的压控晶振频率调整方法

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4959715A (en) * 1989-06-16 1990-09-25 North American Philips Corporation Method and apparatus for converting an interlaced television transmission to a sequential display using maximum likelihood estimation
US5381181A (en) * 1993-05-13 1995-01-10 Thomson Consumer Electronics, Inc. Clock recovery apparatus as for a compressed video signal
US5742191A (en) * 1993-12-08 1998-04-21 Thomson Consumer Electronics, Inc. D/A for controlling an oscillator in a phase locked loop
US5612981A (en) * 1994-02-15 1997-03-18 Philips Electronics North America Corporation Apparatus and methods for improving timing recovery of a system clock
US5920572A (en) * 1995-06-30 1999-07-06 Divicom Inc. Transport stream decoder/demultiplexer for hierarchically organized audio-video streams
US5699392A (en) * 1995-11-06 1997-12-16 Stellar One Corporation Method and system for the recovery of an encoder clock from an MPEG-2 transport stream
DE69941284D1 (de) * 1998-10-02 2009-10-01 Thomson Consumer Electronics Umsetzung einer Datenrate
US6356871B1 (en) * 1999-06-14 2002-03-12 Cirrus Logic, Inc. Methods and circuits for synchronizing streaming data and systems using the same
JP2001077670A (ja) * 1999-08-31 2001-03-23 Sanyo Electric Co Ltd 周波数補正回路、移動体通信機
EP1303954B1 (en) * 2000-07-26 2008-07-16 Thomson Licensing Multi-media jitter removal in an asynchronous digital home network
JP3555883B2 (ja) * 2001-06-08 2004-08-18 日本電気株式会社 クロック再生方法及び受信クロック生成装置
EP1324619B1 (en) * 2001-10-30 2006-05-17 STMicroelectronics Pvt. Ltd All-digital clock recovery using a fractional divider

Also Published As

Publication number Publication date
JP2007528159A (ja) 2007-10-04
CN1922891A (zh) 2007-02-28
MY143880A (en) 2011-07-15
US20070192783A1 (en) 2007-08-16
CN1922891B (zh) 2010-06-16
WO2005084037A2 (en) 2005-09-09
WO2005084037A3 (en) 2005-11-10
US7738039B2 (en) 2010-06-15
KR20070028314A (ko) 2007-03-12
KR101091042B1 (ko) 2011-12-09
EP1733566A2 (en) 2006-12-20

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Legal Events

Date Code Title Description
B08F Application dismissed because of non-payment of annual fees [chapter 8.6 patent gazette]
B15K Others concerning applications: alteration of classification

Ipc: H04N 21/242 (2011.01), H03L 1/00 (2006.01), H03L 1

B08K Patent lapsed as no evidence of payment of the annual fee has been furnished to inpi [chapter 8.11 patent gazette]

Free format text: EM VIRTUDE DO ARQUIVAMENTO PUBLICADO NA RPI 2450 DE 19-12-2017 E CONSIDERANDO AUSENCIA DE MANIFESTACAO DENTRO DOS PRAZOS LEGAIS, INFORMO QUE CABE SER MANTIDO O ARQUIVAMENTO DO PEDIDO DE PATENTE, CONFORME O DISPOSTO NO ARTIGO 12, DA RESOLUCAO 113/2013.