IT1240720B - Ricevitore perfezionato per trasmissioni teletext - Google Patents

Ricevitore perfezionato per trasmissioni teletext

Info

Publication number
IT1240720B
IT1240720B IT67667A IT6766790A IT1240720B IT 1240720 B IT1240720 B IT 1240720B IT 67667 A IT67667 A IT 67667A IT 6766790 A IT6766790 A IT 6766790A IT 1240720 B IT1240720 B IT 1240720B
Authority
IT
Italy
Prior art keywords
perfected
receiver
teletext transmissions
teletext
transmissions
Prior art date
Application number
IT67667A
Other languages
English (en)
Other versions
IT9067667A1 (it
IT9067667A0 (it
Inventor
Roberto Dini
Attilio Farina
Original Assignee
Sisvel Spa
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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=11304351&utm_source=***_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=IT1240720(B) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Sisvel Spa filed Critical Sisvel Spa
Priority to IT67667A priority Critical patent/IT1240720B/it
Publication of IT9067667A0 publication Critical patent/IT9067667A0/it
Priority to ES91114891T priority patent/ES2104638T5/es
Priority to DE69126751T priority patent/DE69126751T3/de
Priority to EP91114891A priority patent/EP0474205B2/en
Publication of IT9067667A1 publication Critical patent/IT9067667A1/it
Application granted granted Critical
Publication of IT1240720B publication Critical patent/IT1240720B/it

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)
  • Circuits Of Receivers In General (AREA)
  • Polysaccharides And Polysaccharide Derivatives (AREA)
  • Two-Way Televisions, Distribution Of Moving Picture Or The Like (AREA)
IT67667A 1990-09-06 1990-09-06 Ricevitore perfezionato per trasmissioni teletext IT1240720B (it)

Priority Applications (4)

Application Number Priority Date Filing Date Title
IT67667A IT1240720B (it) 1990-09-06 1990-09-06 Ricevitore perfezionato per trasmissioni teletext
ES91114891T ES2104638T5 (es) 1990-09-06 1991-09-04 Receptor mejorado para un sistema de transmision de teletexto.
DE69126751T DE69126751T3 (de) 1990-09-06 1991-09-04 Teletextempfänger
EP91114891A EP0474205B2 (en) 1990-09-06 1991-09-04 Teletext receiver

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT67667A IT1240720B (it) 1990-09-06 1990-09-06 Ricevitore perfezionato per trasmissioni teletext

Publications (3)

Publication Number Publication Date
IT9067667A0 IT9067667A0 (it) 1990-09-06
IT9067667A1 IT9067667A1 (it) 1992-03-06
IT1240720B true IT1240720B (it) 1993-12-17

Family

ID=11304351

Family Applications (1)

Application Number Title Priority Date Filing Date
IT67667A IT1240720B (it) 1990-09-06 1990-09-06 Ricevitore perfezionato per trasmissioni teletext

Country Status (4)

Country Link
EP (1) EP0474205B2 (it)
DE (1) DE69126751T3 (it)
ES (1) ES2104638T5 (it)
IT (1) IT1240720B (it)

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6035889A (ja) * 1983-08-05 1985-02-23 Sharp Corp 入力方式
FR2573885B1 (fr) * 1984-11-27 1989-05-05 France Etat Systeme de saisie de donnees utilisant un clavier hexadecimal pour commander un ordinateur
DE3721614C2 (de) * 1986-06-30 1998-07-09 Sisvel Spa Videotext-(Teletext)Empfänger

Also Published As

Publication number Publication date
DE69126751T3 (de) 2004-08-12
EP0474205A2 (en) 1992-03-11
IT9067667A1 (it) 1992-03-06
EP0474205B2 (en) 2004-01-07
ES2104638T3 (es) 1997-10-16
EP0474205B1 (en) 1997-07-09
DE69126751T2 (de) 1997-10-23
ES2104638T5 (es) 2004-09-16
IT9067667A0 (it) 1990-09-06
EP0474205A3 (en) 1992-12-09
DE69126751D1 (de) 1997-08-14

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Legal Events

Date Code Title Description
0001 Granted
TA Fee payment date (situation as of event date), data collected since 19931001

Effective date: 19970730