ES2076297T3 - Receptor de señales de television. - Google Patents

Receptor de señales de television.

Info

Publication number
ES2076297T3
ES2076297T3 ES90202655T ES90202655T ES2076297T3 ES 2076297 T3 ES2076297 T3 ES 2076297T3 ES 90202655 T ES90202655 T ES 90202655T ES 90202655 T ES90202655 T ES 90202655T ES 2076297 T3 ES2076297 T3 ES 2076297T3
Authority
ES
Spain
Prior art keywords
point
storing
video signal
receiver
additional image
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
ES90202655T
Other languages
English (en)
Inventor
Den Hombergh Petrus Joseph Van
Herman Jan Reinier Schmitz
Laurens Doornhein
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.)
Koninklijke Philips NV
Original Assignee
Philips Electronics NV
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 Philips Electronics NV filed Critical Philips Electronics NV
Application granted granted Critical
Publication of ES2076297T3 publication Critical patent/ES2076297T3/es
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
    • 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
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Computer Graphics (AREA)
  • Television Systems (AREA)
  • Processing Of Color Television Signals (AREA)

Abstract

EN UN RECEPTOR DE TELEVISION QUE CONSTA DE UNA MEMORIA DE VIDEO PARA REDUCCION DE RUIDO, REDUCCION DE DESTELLOS DE AREA GRANDE, IMAGENES FIJAS Y SIMILARES, SE GENERA UNA IMAGEN ADICIONAL ALMACENANDO TAMBIEN SUS PUNTOS EN LA MEMORIA DE VIDEO. LOS PUNTOS DE LA IMAGEN ADICIONAL SE GENERAN UNA VEZ MEDIANTE UN GENERADOR DE PUNTOS PROTEGIDO CONTRA LA SOBREESCRITURA DE LA SEÑAL DE VIDEO APLICADA A UNA FRECUENCIA DE CAMPO DE 50 HZ ALMACENANDO TAMBIEN UN BIT EN BLANCO PARA CADA PUNTO, IMPIDIENDO QUE LA SEÑAL DE VIDEO SOBREESCRIBA DICHO PUNTO. LA IMAGEN ADICIONAL PUEDE SER, POR EJEMPLO, UNA PAGINA DE TELETEXTO O UN MENU DE FUNCIONAMIENTO.
ES90202655T 1989-10-11 1990-10-05 Receptor de señales de television. Expired - Lifetime ES2076297T3 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL8902516A NL8902516A (nl) 1989-10-11 1989-10-11 Ontvanger van televisie signalen.

Publications (1)

Publication Number Publication Date
ES2076297T3 true ES2076297T3 (es) 1995-11-01

Family

ID=19855434

Family Applications (1)

Application Number Title Priority Date Filing Date
ES90202655T Expired - Lifetime ES2076297T3 (es) 1989-10-11 1990-10-05 Receptor de señales de television.

Country Status (10)

Country Link
US (1) US5119200A (es)
EP (1) EP0422729B1 (es)
JP (1) JP3203650B2 (es)
KR (1) KR0174536B1 (es)
AU (1) AU646777B2 (es)
CA (1) CA2027054C (es)
DE (1) DE69020486T2 (es)
ES (1) ES2076297T3 (es)
FI (1) FI97589C (es)
NL (1) NL8902516A (es)

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3089479B2 (ja) * 1990-09-04 2000-09-18 ソニー株式会社 テレビジョン画像表示装置
KR930006700A (ko) * 1991-09-09 1993-04-21 강진구 Uhf rf 콘버터의 테스트 패턴 출력 시스템
JPH0775015B2 (ja) * 1991-12-19 1995-08-09 インターナショナル・ビジネス・マシーンズ・コーポレイション データ通信及び処理システム並びにデータ通信処理方法
US5608425A (en) * 1993-08-31 1997-03-04 Zilog, Inc. Technique for generating on-screen display characters using software implementation
EP0754389B1 (en) * 1995-02-02 2000-04-05 Philips Electronics N.V. Merging of video mosaic with teletext
KR100526907B1 (ko) 1997-06-03 2005-11-09 코닌클리케 필립스 일렉트로닉스 엔.브이. 텔레비전 화상 신호 처리 방법
DE19962730C2 (de) 1999-12-23 2002-03-21 Harman Becker Automotive Sys Videosignalverarbeitungssystem bzw. Videosignalverarbeitungsverfahren
DE10001369A1 (de) 2000-01-14 2001-07-19 Infineon Technologies Ag Verfahren und Schaltungsanordnung zur Grafikdarstellung, insbesondere in einem digitalen Fernsehgerät
EP1124374A1 (en) * 2000-02-08 2001-08-16 Koninklijke Philips Electronics N.V. Teletext receiver
US6898327B1 (en) 2000-03-23 2005-05-24 International Business Machines Corporation Anti-flicker system for multi-plane graphics
US20030070132A1 (en) * 2001-08-16 2003-04-10 Christopher Pasqualino Flexible video encoding scheme supporting audio and auxiliary information
EP1361750A1 (en) * 2002-05-08 2003-11-12 Koninklijke Philips Electronics N.V. Video and text display
US20070008431A1 (en) * 2002-10-15 2007-01-11 Ulrich Englert Method and circuit for displaying graphics in a digital television receiver
TWI343531B (en) * 2003-12-19 2011-06-11 Oce Tech Bv Erasing a stored information pattern on a storage medium

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5568000A (en) * 1978-11-13 1980-05-22 Ibm Maintenance and protection of control storage capable of writing
US4233628A (en) * 1979-01-11 1980-11-11 Zenith Radio Corporation NTSC receiver useable with Teletext/Viewdata information
NL8204807A (nl) * 1982-12-13 1984-07-02 Philips Nv Kleurentelevisiebeeldweergeefinrichting.
US4595952A (en) * 1983-11-29 1986-06-17 Rca Corporation Teletext decoder having a register array for operating on pixel words
US4628479A (en) * 1984-08-30 1986-12-09 Zenith Electronics Corporation Terminal with memory write protection
US4633297A (en) * 1985-04-01 1986-12-30 Zenith Electronics Corporation Television receiver having teletext processor with ROM for on-screen message
NL8602494A (nl) * 1986-10-03 1988-05-02 Philips Nv Televisie-overdrachtssysteem.
GB8909115D0 (en) * 1989-04-21 1989-06-07 Rca Licensing Corp Improvements in applications for information transmitted in the vertical retrace interval of a television signal

Also Published As

Publication number Publication date
EP0422729B1 (en) 1995-06-28
JP3203650B2 (ja) 2001-08-27
FI97589C (fi) 1997-01-10
CA2027054C (en) 2000-06-27
FI904934A0 (fi) 1990-10-08
DE69020486T2 (de) 1996-02-22
KR0174536B1 (ko) 1999-03-20
JPH03135282A (ja) 1991-06-10
AU646777B2 (en) 1994-03-03
DE69020486D1 (de) 1995-08-03
FI97589B (fi) 1996-09-30
CA2027054A1 (en) 1991-04-12
EP0422729A1 (en) 1991-04-17
KR910009070A (ko) 1991-05-31
US5119200A (en) 1992-06-02
AU6395190A (en) 1991-04-18
NL8902516A (nl) 1991-05-01

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