CA2010664A1 - Circuit d'inscrustation d'images a synchronisation avec la frequence de trame - Google Patents

Circuit d'inscrustation d'images a synchronisation avec la frequence de trame

Info

Publication number
CA2010664A1
CA2010664A1 CA2010664A CA2010664A CA2010664A1 CA 2010664 A1 CA2010664 A1 CA 2010664A1 CA 2010664 A CA2010664 A CA 2010664A CA 2010664 A CA2010664 A CA 2010664A CA 2010664 A1 CA2010664 A1 CA 2010664A1
Authority
CA
Canada
Prior art keywords
picture
field rate
circuitry
rate synchronization
display
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.)
Granted
Application number
CA2010664A
Other languages
English (en)
Other versions
CA2010664C (fr
Inventor
Barth Alan Canfield
David Jay Duffield
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.)
Technicolor USA Inc
Original Assignee
Thomson Consumer Electronics 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 Thomson Consumer Electronics Inc filed Critical Thomson Consumer Electronics Inc
Publication of CA2010664A1 publication Critical patent/CA2010664A1/fr
Application granted granted Critical
Publication of CA2010664C publication Critical patent/CA2010664C/fr
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N5/00—Details of television systems
    • H04N5/44—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)
  • Studio Circuits (AREA)
  • Controls And Circuits For Display Device (AREA)
  • Details Of Television Systems (AREA)
  • Details Of Television Scanning (AREA)
CA002010664A 1989-04-20 1990-02-22 Circuit d'inscrustation d'images a synchronisation avec la frequence de trame Expired - Lifetime CA2010664C (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US07/340,944 US5091785A (en) 1989-04-20 1989-04-20 Picture-in-picture circuitry using field rate synchronization
US340,944 1989-04-20

Publications (2)

Publication Number Publication Date
CA2010664A1 true CA2010664A1 (fr) 1990-10-20
CA2010664C CA2010664C (fr) 2000-03-21

Family

ID=23335605

Family Applications (1)

Application Number Title Priority Date Filing Date
CA002010664A Expired - Lifetime CA2010664C (fr) 1989-04-20 1990-02-22 Circuit d'inscrustation d'images a synchronisation avec la frequence de trame

Country Status (7)

Country Link
US (1) US5091785A (fr)
JP (1) JP2850037B2 (fr)
KR (1) KR0150786B1 (fr)
CA (1) CA2010664C (fr)
DE (1) DE4012521C2 (fr)
FR (1) FR2646307B1 (fr)
GB (1) GB2232552B (fr)

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CN1941863B (zh) 1997-07-21 2011-06-29 骏升发展（美国）有限公司 在电子节目导视中向用户显示目标广告的方法
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US6370192B1 (en) 1997-11-20 2002-04-09 Hitachi America, Ltd. Methods and apparatus for decoding different portions of a video image at different resolutions
US6061400A (en) * 1997-11-20 2000-05-09 Hitachi America Ltd. Methods and apparatus for detecting scene conditions likely to cause prediction errors in reduced resolution video decoders and for using the detected information
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JP4158238B2 (ja) * 1998-09-04 2008-10-01 ソニー株式会社 制御装置及び制御方法
US20100257553A1 (en) * 1998-11-18 2010-10-07 Gemstar Development Corporation Systems and methods for advertising traffic control and billing
US6732367B1 (en) * 1998-11-30 2004-05-04 United Video Properties, Inc. Interactive television program guide system with title and description blocking
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US20050231637A1 (en) * 2004-04-16 2005-10-20 Eric Jeffrey Method for live image display and apparatus for performing the same
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US7788266B2 (en) 2005-08-26 2010-08-31 Veveo, Inc. Method and system for processing ambiguous, multi-term search queries
US9113107B2 (en) * 2005-11-08 2015-08-18 Rovi Guides, Inc. Interactive advertising and program promotion in an interactive television system
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Also Published As

Publication number Publication date
CA2010664C (fr) 2000-03-21
GB2232552B (en) 1993-09-08
DE4012521A1 (de) 1990-10-25
GB9008673D0 (en) 1990-06-13
US5091785A (en) 1992-02-25
FR2646307A1 (fr) 1990-10-26
JPH02296472A (ja) 1990-12-07
DE4012521C2 (de) 1998-12-24
JP2850037B2 (ja) 1999-01-27
KR900017393A (ko) 1990-11-16
FR2646307B1 (fr) 1993-03-26
KR0150786B1 (ko) 1998-10-15
GB2232552A (en) 1990-12-12

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Effective date: 20100222