CA1149053A - Page selection device for videotex system - Google Patents

Page selection device for videotex system

Info

Publication number
CA1149053A
CA1149053A CA000352522A CA352522A CA1149053A CA 1149053 A CA1149053 A CA 1149053A CA 000352522 A CA000352522 A CA 000352522A CA 352522 A CA352522 A CA 352522A CA 1149053 A CA1149053 A CA 1149053A
Authority
CA
Canada
Prior art keywords
page
data
buffer
entered
header
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
Application number
CA000352522A
Other languages
English (en)
French (fr)
Inventor
Charles Hernandez
Jean-Francois Marquet
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.)
Telediffusion de France ets Public de Diffusion
Original Assignee
Telediffusion de France ets Public de Diffusion
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 Telediffusion de France ets Public de Diffusion filed Critical Telediffusion de France ets Public de Diffusion
Application granted granted Critical
Publication of CA1149053A publication Critical patent/CA1149053A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N7/00—Television systems
    • H04N7/08—Systems for the simultaneous or sequential transmission of more than one television signal, e.g. additional information signals, the signals occupying wholly or partially the same frequency band, e.g. by time division
    • H04N7/087—Systems for the simultaneous or sequential transmission of more than one television signal, e.g. additional information signals, the signals occupying wholly or partially the same frequency band, e.g. by time division with signal insertion during the vertical blanking interval only
    • H04N7/088—Systems for the simultaneous or sequential transmission of more than one television signal, e.g. additional information signals, the signals occupying wholly or partially the same frequency band, e.g. by time division with signal insertion during the vertical blanking interval only the inserted signal being digital
    • H04N7/0882—Systems for the simultaneous or sequential transmission of more than one television signal, e.g. additional information signals, the signals occupying wholly or partially the same frequency band, e.g. by time division with signal insertion during the vertical blanking interval only the inserted signal being digital for the transmission of character code signals, e.g. for teletext

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Television Systems (AREA)
CA000352522A 1979-05-23 1980-05-22 Page selection device for videotex system Expired CA1149053A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FR7913239A FR2457520A1 (fr) 1979-05-23 1979-05-23 Dispositif de selection de page pour systeme de teletexte
FR7913239 1979-05-23

Publications (1)

Publication Number Publication Date
CA1149053A true CA1149053A (en) 1983-06-28

Family

ID=9225829

Family Applications (1)

Application Number Title Priority Date Filing Date
CA000352522A Expired CA1149053A (en) 1979-05-23 1980-05-22 Page selection device for videotex system

Country Status (7)

Country Link
US (1) US4308558A (OSRAM)
EP (1) EP0020243B1 (OSRAM)
JP (1) JPS55161484A (OSRAM)
CA (1) CA1149053A (OSRAM)
DE (1) DE3064618D1 (OSRAM)
ES (1) ES491632A0 (OSRAM)
FR (1) FR2457520A1 (OSRAM)

Families Citing this family (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1982003290A1 (en) * 1981-03-20 1982-09-30 Brockhurst David Mark Decoder for digital information in a t.v.signal
EP0065378B1 (en) * 1981-05-07 1987-07-29 THORN EMI Ferguson Limited Video recording equipment
US4965825A (en) 1981-11-03 1990-10-23 The Personalized Mass Media Corporation Signal processing apparatus and methods
US7831204B1 (en) 1981-11-03 2010-11-09 Personalized Media Communications, Llc Signal processing apparatus and methods
USRE47642E1 (en) 1981-11-03 2019-10-08 Personalized Media Communications LLC Signal processing apparatus and methods
US5508815A (en) * 1981-12-14 1996-04-16 Smart Vcr Limited Partnership Schedule display system for video recorder programming
US4429385A (en) 1981-12-31 1984-01-31 American Newspaper Publishers Association Method and apparatus for digital serial scanning with hierarchical and relational access
US4740912A (en) * 1982-08-02 1988-04-26 Whitaker Ranald O Quinews-electronic replacement for the newspaper
FR2541478A1 (fr) * 1983-02-22 1984-08-24 France Etat Recepteur de teletexte a moyens de decision d'acquisition anticipee
ES530106A0 (es) * 1983-03-02 1984-11-01 Philips Nv Una disposicion para visualizacion simultanea de datos durante un intervalo de tiempo
US4636858A (en) * 1984-10-30 1987-01-13 The United States Of America As Represented By The Secretary Of The Air Force Extracting digital data from a bus and multiplexing it with a video signal
DE3576267D1 (de) * 1984-11-29 1990-04-05 Sony Corp Fernsehsignalempfangsgeraet.
US5253275A (en) 1991-01-07 1993-10-12 H. Lee Browne Audio and video transmission and receiving system
JP2757668B2 (ja) * 1992-03-11 1998-05-25 国際電信電話株式会社 画像解析装置
US6330334B1 (en) 1993-03-15 2001-12-11 Command Audio Corporation Method and system for information dissemination using television signals
US7177608B2 (en) * 2002-03-11 2007-02-13 Catch A Wave Technologies Personal spectrum recorder

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1425637A (en) * 1973-02-15 1976-02-18 British Broadcasting Corp Television systems
US4052719A (en) * 1973-07-30 1977-10-04 Independent Broadcasting Authority Television receiver system having facility for storage and display of character information selected from digitally encoded broadcast transmissions
GB1467240A (en) * 1973-09-04 1977-03-16 Gen Electric Co Ltd Television systems
US3889054A (en) * 1974-01-17 1975-06-10 Idr Inc Row grabbing system
GB1478695A (en) * 1974-09-26 1977-07-06 Texas Instruments Ltd Data handling apparatus
JPS51105228A (en) * 1975-03-12 1976-09-17 Matsushita Electric Industrial Co Ltd Seishigazojushinsochi
US4233628A (en) * 1979-01-11 1980-11-11 Zenith Radio Corporation NTSC receiver useable with Teletext/Viewdata information

Also Published As

Publication number Publication date
JPS55161484A (en) 1980-12-16
EP0020243B1 (fr) 1983-08-24
FR2457520A1 (fr) 1980-12-19
US4308558A (en) 1981-12-29
DE3064618D1 (en) 1983-09-29
FR2457520B1 (OSRAM) 1984-01-13
ES8103606A1 (es) 1981-03-16
ES491632A0 (es) 1981-03-16
EP0020243A1 (fr) 1980-12-10

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Legal Events

Date Code Title Description
MKEX Expiry
MKEX Expiry

Effective date: 20000628