IT1240499B - Sistema perfezionato di trasmissione di informazioni - Google Patents

Sistema perfezionato di trasmissione di informazioni

Info

Publication number
IT1240499B
IT1240499B IT67577A IT6757790A IT1240499B IT 1240499 B IT1240499 B IT 1240499B IT 67577 A IT67577 A IT 67577A IT 6757790 A IT6757790 A IT 6757790A IT 1240499 B IT1240499 B IT 1240499B
Authority
IT
Italy
Prior art keywords
perfected
transmission system
information transmission
information
transmission
Prior art date
Application number
IT67577A
Other languages
English (en)
Other versions
IT9067577A1 (it
IT9067577A0 (it
Inventor
Amato Paolo D
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
Priority to IT67577A priority Critical patent/IT1240499B/it
Publication of IT9067577A0 publication Critical patent/IT9067577A0/it
Priority to ES91112330T priority patent/ES2101703T3/es
Priority to DE69124303T priority patent/DE69124303T2/de
Priority to EP91112330A priority patent/EP0468447B1/en
Priority to FI913555A priority patent/FI102712B/fi
Publication of IT9067577A1 publication Critical patent/IT9067577A1/it
Application granted granted Critical
Publication of IT1240499B publication Critical patent/IT1240499B/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)
  • Radar Systems Or Details Thereof (AREA)
  • Information Retrieval, Db Structures And Fs Structures Therefor (AREA)
IT67577A 1990-07-24 1990-07-24 Sistema perfezionato di trasmissione di informazioni IT1240499B (it)

Priority Applications (5)

Application Number Priority Date Filing Date Title
IT67577A IT1240499B (it) 1990-07-24 1990-07-24 Sistema perfezionato di trasmissione di informazioni
ES91112330T ES2101703T3 (es) 1990-07-24 1991-07-23 Procedimiento para la transmision de informacion perfeccionado.
DE69124303T DE69124303T2 (de) 1990-07-24 1991-07-23 Verbessertes Informationsübertragungsverfahren
EP91112330A EP0468447B1 (en) 1990-07-24 1991-07-23 Improved information transmission method
FI913555A FI102712B (fi) 1990-07-24 1991-07-24 Tiedonsiirtomenetelmä

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT67577A IT1240499B (it) 1990-07-24 1990-07-24 Sistema perfezionato di trasmissione di informazioni

Publications (3)

Publication Number Publication Date
IT9067577A0 IT9067577A0 (it) 1990-07-24
IT9067577A1 IT9067577A1 (it) 1992-01-24
IT1240499B true IT1240499B (it) 1993-12-17

Family

ID=11303583

Family Applications (1)

Application Number Title Priority Date Filing Date
IT67577A IT1240499B (it) 1990-07-24 1990-07-24 Sistema perfezionato di trasmissione di informazioni

Country Status (5)

Country Link
EP (1) EP0468447B1 (it)
DE (1) DE69124303T2 (it)
ES (1) ES2101703T3 (it)
FI (1) FI102712B (it)
IT (1) IT1240499B (it)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
IT1244987B (it) * 1991-01-07 1994-09-13 Sisvel Spa Ricevitore perfezionato di trasmissioni teletext
DE59209788D1 (de) * 1991-08-01 2000-02-03 Thomson Consumer Electronics Verfahren zum Übertragen von Daten in Fernsehzeilen
DE4203309C1 (it) * 1992-02-06 1993-01-21 Institut Fuer Rundfunktechnik Gmbh, 8000 Muenchen, De
IT1262413B (it) * 1993-10-27 1996-06-19 Edico Srl Decodificatore televideo top con dispositivo di comando migliorato contasto sottotitoli a chiamata multipla.

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
IT1211278B (it) * 1987-09-02 1989-10-12 Olivetti & Co Spa Sistema di trasmissione e o ricezione di programmi per calcolatori e o dati attraverso il teletext

Also Published As

Publication number Publication date
FI102712B1 (fi) 1999-01-29
EP0468447B1 (en) 1997-01-22
DE69124303D1 (de) 1997-03-06
EP0468447A2 (en) 1992-01-29
ES2101703T3 (es) 1997-07-16
IT9067577A1 (it) 1992-01-24
FI913555A0 (fi) 1991-07-24
FI913555A (fi) 1992-01-25
FI102712B (fi) 1999-01-29
IT9067577A0 (it) 1990-07-24
DE69124303T2 (de) 1997-06-26
EP0468447A3 (en) 1993-01-20

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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: 19970729