DE69933923D1 - Videosignalprozessor - Google Patents

Videosignalprozessor

Info

Publication number
DE69933923D1
DE69933923D1 DE69933923T DE69933923T DE69933923D1 DE 69933923 D1 DE69933923 D1 DE 69933923D1 DE 69933923 T DE69933923 T DE 69933923T DE 69933923 T DE69933923 T DE 69933923T DE 69933923 D1 DE69933923 D1 DE 69933923D1
Authority
DE
Germany
Prior art keywords
video signal
signal processor
processor
video
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 - Lifetime
Application number
DE69933923T
Other languages
English (en)
Other versions
DE69933923T2 (de
Inventor
Masanori Hamada
Hiroshi Masuda
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 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
Application filed by Matsushita Electric Industrial Co Ltd filed Critical Matsushita Electric Industrial Co Ltd
Application granted granted Critical
Publication of DE69933923D1 publication Critical patent/DE69933923D1/de
Publication of DE69933923T2 publication Critical patent/DE69933923T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
    • G09G5/00—Control arrangements or circuits for visual indicators common to cathode-ray tube indicators and other visual indicators
    • G09G5/003—Details of a display terminal, the details relating to the control arrangement of the display terminal and to the interfaces thereto
    • G09G5/006—Details of the interface to the display terminal
    • G09G5/008—Clock recovery
    • 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
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03M—CODING; DECODING; CODE CONVERSION IN GENERAL
    • H03M1/00—Analogue/digital conversion; Digital/analogue conversion
    • H03M1/12—Analogue/digital converters
    • H03M1/124—Sampling or signal conditioning arrangements specially adapted for A/D converters
    • H03M1/1245—Details of sampling arrangements or methods
    • H03M1/1255—Synchronisation of the sampling frequency or phase to the input frequency or phase
    • 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
    • H04N5/00—Details of television systems
    • H04N5/66—Transforming electric information into light information
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Computer Hardware Design (AREA)
  • Picture Signal Circuits (AREA)
  • Liquid Crystal Display Device Control (AREA)
  • Stabilization Of Oscillater, Synchronisation, Frequency Synthesizers (AREA)
  • Control Of Indicators Other Than Cathode Ray Tubes (AREA)
  • Analogue/Digital Conversion (AREA)
  • Facsimile Image Signal Circuits (AREA)
DE69933923T 1998-02-19 1999-02-18 Videosignalprozessor Expired - Lifetime DE69933923T2 (de)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP3698298 1998-02-19
JP3698298 1998-02-19
PCT/JP1999/000706 WO1999042989A1 (fr) 1998-02-19 1999-02-18 Processeur de signaux video

Publications (2)

Publication Number Publication Date
DE69933923D1 true DE69933923D1 (de) 2006-12-21
DE69933923T2 DE69933923T2 (de) 2007-09-13

Family

ID=12484968

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69933923T Expired - Lifetime DE69933923T2 (de) 1998-02-19 1999-02-18 Videosignalprozessor

Country Status (7)

Country Link
US (1) US6462726B1 (de)
EP (1) EP1058234B1 (de)
JP (1) JP3934339B2 (de)
CN (1) CN1139247C (de)
CA (1) CA2321291C (de)
DE (1) DE69933923T2 (de)
WO (1) WO1999042989A1 (de)

Families Citing this family (22)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4787395B2 (ja) * 2000-03-02 2011-10-05 Ｎｅｃディスプレイソリューションズ株式会社 表示装置
TW521256B (en) * 2000-05-18 2003-02-21 Semiconductor Energy Lab Electronic device and method of driving the same
US6675326B1 (en) * 2000-07-11 2004-01-06 Matsushita Electric Industrial Co., Ltd. Method and apparatus for detecting a data receiving error
US6559837B1 (en) * 2000-09-25 2003-05-06 Infocus Corporation Image luminance detection and correction employing histograms
TW562964B (en) * 2001-03-08 2003-11-21 Sanyo Electric Co Image display device
US20020193090A1 (en) * 2001-05-23 2002-12-19 Sugar Gary L. System and method for dynamic sampling rate adjustment to minimize power consumption in wideband radios
JP3883904B2 (ja) * 2001-06-15 2007-02-21 シャープ株式会社 表示装置及び表示システム
JP3751251B2 (ja) * 2002-01-11 2006-03-01 Ｎｅｃディスプレイソリューションズ株式会社 映像信号処理装置及び方法
EP1489747A4 (de) * 2002-03-22 2005-07-20 Thine Electronics Inc Integrierte halbleiterschaltung
EP1453238A1 (de) * 2003-02-25 2004-09-01 CoreOptics, Inc., c/o The Corporation Trust Center Verfahren und Schaltung zur Einstellung der Abtastphase in einem überabgetasteten Empfänger
JP2005099598A (ja) * 2003-09-26 2005-04-14 Sanyo Electric Co Ltd 表示装置
JP4787470B2 (ja) * 2004-03-30 2011-10-05 Ｎｅｃディスプレイソリューションズ株式会社 画像表示装置の動作方法および画像表示装置
US7061281B2 (en) * 2004-06-15 2006-06-13 Mediatek Inc. Methods and devices for obtaining sampling clocks
KR20060060570A (ko) * 2004-11-30 2006-06-05 산요덴키가부시키가이샤 표시 장치용 구동 회로 및 플렉시블 프린트 배선판 및액티브 매트릭스형 표시 장치
CN102394049B (zh) * 2005-05-02 2015-04-15 株式会社半导体能源研究所 显示装置的驱动方法
US8059109B2 (en) * 2005-05-20 2011-11-15 Semiconductor Energy Laboratory Co., Ltd. Display device and electronic apparatus
JP4858388B2 (ja) * 2007-09-28 2012-01-18 ソニー株式会社 固体撮像装置、駆動制御方法、および撮像装置
TWI401668B (zh) * 2008-07-15 2013-07-11 Au Optronics Corp 訊號產生方法及應用其之顯示裝置與時脈控制器
CN101901589B (zh) * 2009-06-01 2013-01-02 奇景光电股份有限公司 影像处理系统与内存装置的取样相位校正方法
US8760631B2 (en) * 2010-01-27 2014-06-24 Intersil Americas Inc. Distance sensing by IQ domain differentiation of time of flight (TOF) measurements
US9385858B2 (en) * 2013-02-20 2016-07-05 Avago Technologies General Ip (Singapore) Pte. Ltd. Timing phase estimation for clock and data recovery
WO2017101083A1 (zh) * 2015-12-17 2017-06-22 华为技术有限公司 比较数据的设备和方法

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH01270470A (ja) 1988-04-22 1989-10-27 Seiko Epson Corp サンプリング回路
JPH02124691A (ja) 1988-11-02 1990-05-11 Seiko Epson Corp サンプリング回路
JPH07212616A (ja) 1994-01-25 1995-08-11 Matsushita Electric Ind Co Ltd 映像装置のサンプリングクロック発生回路
JP3389955B2 (ja) 1994-07-11 2003-03-24 株式会社富士通ゼネラル サンプリングクロック自動調整方法及びその回路
JPH08171363A (ja) * 1994-10-19 1996-07-02 Sony Corp 表示装置
US5748167A (en) * 1995-04-21 1998-05-05 Canon Kabushiki Kaisha Display device for sampling input image signals
JP3622270B2 (ja) * 1995-06-16 2005-02-23 セイコーエプソン株式会社 映像信号処理装置、情報処理システム及び映像信号処理方法
JP3487119B2 (ja) * 1996-05-07 2004-01-13 松下電器産業株式会社 ドットクロック再生装置
US6147668A (en) * 1998-06-20 2000-11-14 Genesis Microchip Corp. Digital display unit of a computer system having an improved method and apparatus for sampling analog display signals

Also Published As

Publication number Publication date
DE69933923T2 (de) 2007-09-13
CN1290388A (zh) 2001-04-04
EP1058234B1 (de) 2006-11-08
CA2321291A1 (en) 1999-08-26
EP1058234A1 (de) 2000-12-06
US6462726B1 (en) 2002-10-08
WO1999042989A1 (fr) 1999-08-26
EP1058234A4 (de) 2002-08-21
JP3934339B2 (ja) 2007-06-20
CA2321291C (en) 2003-04-22
CN1139247C (zh) 2004-02-18

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8327 Change in the person/name/address of the patent owner

Owner name: PANASONIC CORP., KADOMA, OSAKA, JP

8320 Willingness to grant licences declared (paragraph 23)