JP3805536B2 - ビデオ・オーバーレイ回路および方法 - Google Patents

ビデオ・オーバーレイ回路および方法 Download PDF

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Publication number
JP3805536B2
JP3805536B2 JP29053198A JP29053198A JP3805536B2 JP 3805536 B2 JP3805536 B2 JP 3805536B2 JP 29053198 A JP29053198 A JP 29053198A JP 29053198 A JP29053198 A JP 29053198A JP 3805536 B2 JP3805536 B2 JP 3805536B2
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JP
Japan
Prior art keywords
signal
video
circuit
overlay
chrominance
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
JP29053198A
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English (en)
Japanese (ja)
Other versions
JPH11196434A5 (enExample
JPH11196434A (ja
Inventor
デビッド・エー・ホステトラー
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.)
NXP USA Inc
Original Assignee
NXP USA Inc
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 NXP USA Inc filed Critical NXP USA Inc
Publication of JPH11196434A publication Critical patent/JPH11196434A/ja
Publication of JPH11196434A5 publication Critical patent/JPH11196434A5/ja
Application granted granted Critical
Publication of JP3805536B2 publication Critical patent/JP3805536B2/ja
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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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
    • 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
    • H04N9/641—Multi-purpose receivers, e.g. for auxiliary information
    • 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
    • H04N21/431—Generation of visual interfaces for content selection or interaction; Content or additional data rendering
    • H04N21/4312—Generation of visual interfaces for content selection or interaction; Content or additional data rendering involving specific graphical features, e.g. screen layout, special fonts or colors, blinking icons, highlights or animations
    • 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
    • H04N5/44504—Circuit details of the additional information generator, e.g. details of the character or graphics signal generator, overlay mixing circuits
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N9/00—Details of colour television systems
    • H04N9/77—Circuits for processing the brightness signal and the chrominance signal relative to each other, e.g. adjusting the phase of the brightness signal relative to the colour signal, correcting differential gain or differential phase

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Computer Graphics (AREA)
  • Processing Of Color Television Signals (AREA)
  • Color Television Systems (AREA)
JP29053198A 1997-10-14 1998-10-13 ビデオ・オーバーレイ回路および方法 Expired - Fee Related JP3805536B2 (ja)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US08/949,517 US6061099A (en) 1997-10-14 1997-10-14 Video overlay circuit and method for overlaying a video signal
US949517 2001-09-07

Publications (3)

Publication Number Publication Date
JPH11196434A JPH11196434A (ja) 1999-07-21
JPH11196434A5 JPH11196434A5 (enExample) 2004-09-30
JP3805536B2 true JP3805536B2 (ja) 2006-08-02

Family

ID=25489197

Family Applications (1)

Application Number Title Priority Date Filing Date
JP29053198A Expired - Fee Related JP3805536B2 (ja) 1997-10-14 1998-10-13 ビデオ・オーバーレイ回路および方法

Country Status (3)

Country Link
US (1) US6061099A (enExample)
JP (1) JP3805536B2 (enExample)
KR (1) KR100582429B1 (enExample)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
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
JP3880255B2 (ja) * 1999-09-24 2007-02-14 日本電気株式会社 画像合成システム及び方法
US6593973B1 (en) * 2000-03-21 2003-07-15 Gateway, Inc. Method and apparatus for providing information in video transitions
US6833874B2 (en) * 2001-03-27 2004-12-21 Sony Corporation Ticker tape picture-in-picture system
US7145573B2 (en) * 2003-12-19 2006-12-05 Texas Instruments Incorporated Method and system to combine a digital graphics object and a digital picture
GB2421387B (en) * 2004-12-16 2008-01-02 Kenneth Stanley Jones Motion orientation viewer
US7688889B2 (en) * 2006-09-18 2010-03-30 Rgb Networks, Inc. Methods, apparatus, and systems for insertion of overlay content into a video signal with transrating capabilities
US7801213B2 (en) * 2006-09-18 2010-09-21 Rgb Networks, Inc. Method and apparatus for modifying a data rate of a video signal
US8087044B2 (en) * 2006-09-18 2011-12-27 Rgb Networks, Inc. Methods, apparatus, and systems for managing the insertion of overlay content into a video signal
WO2011084890A1 (en) * 2010-01-06 2011-07-14 Hillcrest Laboratories Inc. Overlay device, system and method
US10902825B2 (en) * 2018-12-21 2021-01-26 Arris Enterprises Llc System and method for pre-filtering crawling overlay elements for display with reduced real-time processing demands

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5119074A (en) * 1988-09-26 1992-06-02 Apple Computer, Inc. Apparatus for converting an RGB signal into a composite video signal and its use in providing computer generated video overlays
JPH09284671A (ja) * 1996-04-18 1997-10-31 Toshiba Corp 走査線変換装置
US5907369A (en) * 1996-09-10 1999-05-25 Thomson Consumer Electronics, Inc. Television system for displaying main and auxiliary images with color error correction provisions

Also Published As

Publication number Publication date
KR100582429B1 (ko) 2006-10-19
KR19990037065A (ko) 1999-05-25
JPH11196434A (ja) 1999-07-21
US6061099A (en) 2000-05-09

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