DE3678263D1 - Schaltung zur stoerungsreduzierung in bild-im-bildfernsehempfaengern. - Google Patents

Schaltung zur stoerungsreduzierung in bild-im-bildfernsehempfaengern.

Info

Publication number
DE3678263D1
DE3678263D1 DE8686202318T DE3678263T DE3678263D1 DE 3678263 D1 DE3678263 D1 DE 3678263D1 DE 8686202318 T DE8686202318 T DE 8686202318T DE 3678263 T DE3678263 T DE 3678263T DE 3678263 D1 DE3678263 D1 DE 3678263D1
Authority
DE
Germany
Prior art keywords
picture
circuit
reduce interference
television receivers
image television
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
DE8686202318T
Other languages
English (en)
Inventor
Saiprasad V Naimpally
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.)
Philips North America LLC
Original Assignee
US Philips Corp
North American Philips Corp
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 US Philips Corp, North American Philips Corp filed Critical US Philips Corp
Application granted granted Critical
Publication of DE3678263D1 publication Critical patent/DE3678263D1/de
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)
  • Processing Of Color Television Signals (AREA)
  • Studio Circuits (AREA)
DE8686202318T 1985-12-31 1986-12-18 Schaltung zur stoerungsreduzierung in bild-im-bildfernsehempfaengern. Expired - Lifetime DE3678263D1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US06/815,347 US4682234A (en) 1985-12-31 1985-12-31 Video noise reduction in picture-in-picture television receiver

Publications (1)

Publication Number Publication Date
DE3678263D1 true DE3678263D1 (de) 1991-05-02

Family

ID=25217527

Family Applications (1)

Application Number Title Priority Date Filing Date
DE8686202318T Expired - Lifetime DE3678263D1 (de) 1985-12-31 1986-12-18 Schaltung zur stoerungsreduzierung in bild-im-bildfernsehempfaengern.

Country Status (5)

Country Link
US (1) US4682234A (de)
EP (1) EP0228746B1 (de)
JP (1) JPS62224170A (de)
CA (1) CA1247232A (de)
DE (1) DE3678263D1 (de)

Families Citing this family (22)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0638652B2 (ja) * 1985-12-28 1994-05-18 ソニー株式会社 テレビジヨン受像機
JPS62159582A (ja) * 1986-01-06 1987-07-15 Sony Corp テレビジヨン受像機
JP2642925B2 (ja) * 1986-01-07 1997-08-20 ソニー株式会社 テレビジョン受像機
JP2794661B2 (ja) * 1986-09-20 1998-09-10 ソニー株式会社 テレビジヨン受像機
US4724487A (en) * 1987-02-17 1988-02-09 Rca Corporation Interlace inversion detector for a picture-in-picture video signal generator
JP2545851B2 (ja) * 1987-04-16 1996-10-23 ソニー株式会社 Ｖｔｒ一体型のテレビ受像機
US4800426A (en) * 1987-05-18 1989-01-24 New York Institute Of Technology Method and system for transmission and reception of high definition
DE3729599A1 (de) * 1987-09-04 1989-03-16 Thomson Brandt Gmbh Schaltungsanordnung fuer fernsehempfaenger zur stoerungsfreien umschaltung von fernsehkanaelen
US4803553A (en) * 1988-01-11 1989-02-07 Eastman Kodak Company Video timing system which has signal delay compensation and which is responsive to external synchronization
JPH0213074A (ja) * 1988-06-29 1990-01-17 Toshiba Corp マルチチャンネル画像表示回路
KR900005922U (ko) * 1988-08-02 1990-03-09 삼성전자 주식회사 동일 영상신호 검출시 자화면 아트 (art) 처리회로
US5067017A (en) * 1989-01-30 1991-11-19 Leo Zucker Compatible and spectrum efficient high definition television
US5365278A (en) * 1990-06-01 1994-11-15 Thomson Consumer Electronics Side by side television pictures
GB9024706D0 (en) * 1990-11-14 1991-01-02 Ferguson Ltd Television receiver including pip processor
JP3004105B2 (ja) * 1991-11-15 2000-01-31 株式会社東芝 テレビジョン受像機
US5296932A (en) * 1992-10-06 1994-03-22 Zenith Electronics Corporation Non-program signal acquisition system for a television signal receiver
EP0603535A1 (de) * 1992-11-23 1994-06-29 Thomson Consumer Electronics, Inc. Tunersignalschaltanordnung
US5396296A (en) * 1993-11-08 1995-03-07 Motorola, Inc. Video feedback matching circuit and method therefor
JPH0968958A (ja) * 1995-09-04 1997-03-11 Nanao:Kk 入力信号の優先切換装置
KR100202083B1 (ko) * 1996-01-25 1999-06-15 윤종용 영상 수신기기의 주파수 변동 보정방법
US6208296B1 (en) * 1998-07-24 2001-03-27 Sony Corporation Method and apparatus for training a receiver on a source
US6697124B2 (en) * 2001-03-30 2004-02-24 Koninklijke Philips Electronics N.V. Smart picture-in-picture

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5338057B2 (de) * 1972-11-30 1978-10-13
DE2614199C3 (de) * 1976-04-02 1982-05-27 Saba Gmbh, 7730 Villingen-Schwenningen Fernsehempfänger mit einer Schaltungsanordnung zur gleichzeitigen Wiedergabe mehrerer Programme
DE2628737C3 (de) * 1976-06-25 1980-06-26 Deutsche Itt Industries Gmbh, 7800 Freiburg Fernsehempfänger mit einer Einrichtung zur gleichzeitigen Wiedergabe mehrerer Programme
JPS5492015A (en) * 1977-12-29 1979-07-20 Matsushita Electric Ind Co Ltd Color television image receiving unit
JPS54105920A (en) * 1978-02-07 1979-08-20 Matsushita Electric Ind Co Ltd Picture display device
JPS5568772A (en) * 1978-11-20 1980-05-23 Sony Corp Television picture receiver
JPS5676691A (en) * 1979-11-28 1981-06-24 Hitachi Ltd Television receiver with plurality of screen display
JPS57124975A (en) * 1981-01-28 1982-08-04 Hitachi Ltd Coding process circuit for signal

Also Published As

Publication number Publication date
EP0228746A1 (de) 1987-07-15
CA1247232A (en) 1988-12-20
EP0228746B1 (de) 1991-03-20
JPS62224170A (ja) 1987-10-02
US4682234A (en) 1987-07-21

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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: PHILIPS ELECTRONICS NORTH AMERICA CORP., NEW YORK,

8328 Change in the person/name/address of the agent

Free format text: PEUCKERT, H., DIPL.-ING., PAT.-ASS., 20097 HAMBURG

8339 Ceased/non-payment of the annual fee