ATE139400T1 - Verfahren zur nachrichtenübertragung über einen fernsehkanal mit dem teletextsystem - Google Patents

Verfahren zur nachrichtenübertragung über einen fernsehkanal mit dem teletextsystem

Info

Publication number
ATE139400T1
ATE139400T1 AT91830068T AT91830068T ATE139400T1 AT E139400 T1 ATE139400 T1 AT E139400T1 AT 91830068 T AT91830068 T AT 91830068T AT 91830068 T AT91830068 T AT 91830068T AT E139400 T1 ATE139400 T1 AT E139400T1
Authority
AT
Austria
Prior art keywords
bytes
field
data
forming
packet
Prior art date
Application number
AT91830068T
Other languages
English (en)
Inventor
Amato Paolo D
Cesare Vayr
Original Assignee
Rai Radiotelevisione Italiana
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 Rai Radiotelevisione Italiana filed Critical Rai Radiotelevisione Italiana
Application granted granted Critical
Publication of ATE139400T1 publication Critical patent/ATE139400T1/de

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N7/00—Television systems
    • H04N7/025—Systems for the transmission of digital non-picture data, e.g. of text during the active part of a television frame
    • 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)
  • Data Exchanges In Wide-Area Networks (AREA)
AT91830068T 1991-02-28 1991-02-28 Verfahren zur nachrichtenübertragung über einen fernsehkanal mit dem teletextsystem ATE139400T1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
EP91830068A EP0505659B1 (de) 1991-02-28 1991-02-28 Verfahren zur Nachrichtenübertragung über einen Fernsehkanal mit dem Teletextsystem

Publications (1)

Publication Number Publication Date
ATE139400T1 true ATE139400T1 (de) 1996-06-15

Family

ID=8208930

Family Applications (1)

Application Number Title Priority Date Filing Date
AT91830068T ATE139400T1 (de) 1991-02-28 1991-02-28 Verfahren zur nachrichtenübertragung über einen fernsehkanal mit dem teletextsystem

Country Status (3)

Country Link
EP (1) EP0505659B1 (de)
AT (1) ATE139400T1 (de)
DE (1) DE69120252T2 (de)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3506118A1 (de) * 1985-02-22 1986-08-28 Robert Bosch Gmbh, 7000 Stuttgart Verfahren zum betreiben einer datenverarbeitungsanlage fuer kraftfahrzeuge
US5333135A (en) * 1993-02-01 1994-07-26 North American Philips Corporation Identification of a data stream transmitted as a sequence of packets
HU223983B1 (hu) * 1993-05-26 2005-04-28 Koninklijke Philips Electronics N.V. Kibővített televíziós jel, az ennek megfelelő dekódoló és eljárás a kibővített televíziós jel dekódolására
IT1271320B (it) * 1994-12-23 1997-05-27 Italtel Spa Sistema di televisione interattiva
CN1134936C (zh) * 2001-02-06 2004-01-14 华为技术有限公司 一种视讯业务的实现方法

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2509553A1 (fr) * 1981-07-10 1983-01-14 Efcis Procede de diffusion de donnees sur canal de television
FR2514974B1 (fr) * 1981-10-15 1986-11-28 Telediffusion Fse Systeme de diffusion de donnees par paquets
GB8310315D0 (en) * 1983-04-15 1983-05-18 British Broadcasting Corp Multiplexed digital data transmission
IT1215752B (it) * 1988-01-22 1990-02-22 Rai Radiotelevisione Italiana Procedimento per la trasmissione di messaggi di dati su canale televisivo, nell'ambito del sistema teletext.

Also Published As

Publication number Publication date
DE69120252T2 (de) 1996-10-31
DE69120252D1 (de) 1996-07-18
EP0505659A1 (de) 1992-09-30
EP0505659B1 (de) 1996-06-12

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Legal Events

Date Code Title Description
RER Ceased as to paragraph 5 lit. 3 law introducing patent treaties