JP3188135B2 - 映像信号処理回路 - Google Patents

映像信号処理回路

Info

Publication number
JP3188135B2
JP3188135B2 JP12139195A JP12139195A JP3188135B2 JP 3188135 B2 JP3188135 B2 JP 3188135B2 JP 12139195 A JP12139195 A JP 12139195A JP 12139195 A JP12139195 A JP 12139195A JP 3188135 B2 JP3188135 B2 JP 3188135B2
Authority
JP
Japan
Prior art keywords
signal
reduced
circuit
luminance signal
counter
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
JP12139195A
Other languages
English (en)
Japanese (ja)
Other versions
JPH08317309A (ja
Inventor
穰 清水
三十九 亀井
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.)
Sanyo Electric Co Ltd
Original Assignee
Sanyo Electric 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 Sanyo Electric Co Ltd filed Critical Sanyo Electric Co Ltd
Priority to JP12139195A priority Critical patent/JP3188135B2/ja
Priority to TW085103935A priority patent/TW307857B/zh
Priority to US08/649,158 priority patent/US5745186A/en
Priority to KR1019960016810A priority patent/KR100385404B1/ko
Publication of JPH08317309A publication Critical patent/JPH08317309A/ja
Application granted granted Critical
Publication of JP3188135B2 publication Critical patent/JP3188135B2/ja
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
    • H04N9/00—Details of colour television systems
    • H04N9/64—Circuits for processing colour signals
    • H04N9/74—Circuits for processing colour signals for obtaining special effects
    • 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
    • H04N5/445—Receiver circuitry for the reception of television signals according to analogue transmission standards for displaying additional information
    • H04N5/45—Picture in picture, e.g. displaying simultaneously another television channel in a region of the screen

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Processing Of Color Television Signals (AREA)
  • Color Television Systems (AREA)
  • Image Processing (AREA)
JP12139195A 1995-05-19 1995-05-19 映像信号処理回路 Expired - Fee Related JP3188135B2 (ja)

Priority Applications (4)

Application Number Priority Date Filing Date Title
JP12139195A JP3188135B2 (ja) 1995-05-19 1995-05-19 映像信号処理回路
TW085103935A TW307857B (enExample) 1995-05-19 1996-04-05
US08/649,158 US5745186A (en) 1995-05-19 1996-05-17 Video signal processing circuit for reducing a video signal
KR1019960016810A KR100385404B1 (ko) 1995-05-19 1996-05-18 영상신호처리회로

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP12139195A JP3188135B2 (ja) 1995-05-19 1995-05-19 映像信号処理回路

Publications (2)

Publication Number Publication Date
JPH08317309A JPH08317309A (ja) 1996-11-29
JP3188135B2 true JP3188135B2 (ja) 2001-07-16

Family

ID=14810041

Family Applications (1)

Application Number Title Priority Date Filing Date
JP12139195A Expired - Fee Related JP3188135B2 (ja) 1995-05-19 1995-05-19 映像信号処理回路

Country Status (4)

Country Link
US (1) US5745186A (enExample)
JP (1) JP3188135B2 (enExample)
KR (1) KR100385404B1 (enExample)
TW (1) TW307857B (enExample)

Families Citing this family (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20010017658A1 (en) 1996-02-29 2001-08-30 Toshihisa Kuroiwa Frame memory device and method
US5911145A (en) * 1996-07-29 1999-06-08 Rae Technology, Inc. Hierarchical structure editor for web sites
KR100459109B1 (ko) * 1996-12-16 2005-01-27 엘지전자 주식회사 영상포맷변환장치
US6314136B1 (en) * 1997-08-01 2001-11-06 Creative Technology Ltd. Method for performing wavelet-based image compaction losslessly and low bit precision requirements
JP3890715B2 (ja) * 1997-12-04 2007-03-07 ソニー株式会社 信号処理装置および方法
US6674479B2 (en) * 2000-01-07 2004-01-06 Intel Corporation Method and apparatus for implementing 4:2:0 to 4:2:2 and 4:2:2 to 4:2:0 color space conversion
TWI229562B (en) * 2003-04-17 2005-03-11 Mediatek Inc Apparatus and method for signal processing of format conversion and combination of video signals
US20050062755A1 (en) * 2003-09-18 2005-03-24 Phil Van Dyke YUV display buffer
US7271812B2 (en) 2003-09-18 2007-09-18 Seiko Epson Corporation Method and apparatus for color space conversion
US20080284793A1 (en) * 2004-04-15 2008-11-20 Young Wayne D Hue and saturation control module
WO2005112425A1 (en) * 2004-04-30 2005-11-24 Nvidia Corporation Method and apparatus for vertically scaling pixel data
JP4532980B2 (ja) * 2004-05-12 2010-08-25 キヤノン株式会社 動画像符号化装置及び方法、並びにコンピュータプログラム及びコンピュータ可読記憶媒体
US7916782B2 (en) 2004-08-18 2011-03-29 Panasonic Corporation Picture coding method, picture decoding method, picture coding apparatus, picture decoding apparatus, and program thereof
JP4628216B2 (ja) * 2004-08-18 2011-02-09 パナソニック株式会社 画像復号化方法、画像復号化装置および画像復号化プログラム
JP2007251723A (ja) * 2006-03-17 2007-09-27 Sanyo Electric Co Ltd 投写型映像表示装置
JP5195032B2 (ja) 2008-05-28 2013-05-08 富士通株式会社 符号化装置／復号化装置、符号化方法／復号化方法及びプログラム
US9324300B2 (en) * 2012-02-15 2016-04-26 Mario Diez Extending battery life by automatic control of display illumination

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5043811A (en) * 1989-06-15 1991-08-27 Sharp Kabushiki Kaisha Scanning line number converting device for video signal, and down-converter and picture-in-picture TV receiver using the same
US5420643A (en) * 1990-06-01 1995-05-30 Thomson Consumer Electronics, Inc. Chrominance processing system for compressing and expanding video data
US5668604A (en) * 1996-03-27 1997-09-16 Nec Corporation Horizontal magnifying circuit for video signals

Also Published As

Publication number Publication date
JPH08317309A (ja) 1996-11-29
KR100385404B1 (ko) 2003-08-21
TW307857B (enExample) 1997-06-11
KR960043819A (ko) 1996-12-23
US5745186A (en) 1998-04-28

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