IT1245540B - Sistema perfezionato di trasmissione e ricezione di informazioni in uncanale televisivo. - Google Patents

Sistema perfezionato di trasmissione e ricezione di informazioni in uncanale televisivo.

Info

Publication number
IT1245540B
IT1245540B ITTO910351A ITTO910351A IT1245540B IT 1245540 B IT1245540 B IT 1245540B IT TO910351 A ITTO910351 A IT TO910351A IT TO910351 A ITTO910351 A IT TO910351A IT 1245540 B IT1245540 B IT 1245540B
Authority
IT
Italy
Prior art keywords
improved system
transmission
reception
information
television channel
Prior art date
Application number
ITTO910351A
Other languages
English (en)
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 ITTO910351A priority Critical patent/IT1245540B/it
Publication of ITTO910351A0 publication Critical patent/ITTO910351A0/it
Priority to EP92107786A priority patent/EP0513680B1/en
Priority to ES92107786T priority patent/ES2108058T3/es
Priority to DE69221205T priority patent/DE69221205T2/de
Publication of ITTO910351A1 publication Critical patent/ITTO910351A1/it
Application granted granted Critical
Publication of IT1245540B publication Critical patent/IT1245540B/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
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Television Systems (AREA)

Abstract

La presente invenzione si riferisce ad un sistema perfezionato di trasmissione e ricezione di informazioni inserite in un segnale televisivo, sotto forma di una pluralità di pagine 'teletext'; la caratteristica principale dell'invenzione consiste nel fatto che allo scopo di migliorare la comodità di consultazione, i dati sono trasmessi secondo la procedura di trasmissione denominata 'telesoftware'.
ITTO910351A 1991-05-13 1991-05-13 Sistema perfezionato di trasmissione e ricezione di informazioni in uncanale televisivo. IT1245540B (it)

Priority Applications (4)

Application Number Priority Date Filing Date Title
ITTO910351A IT1245540B (it) 1991-05-13 1991-05-13 Sistema perfezionato di trasmissione e ricezione di informazioni in uncanale televisivo.
EP92107786A EP0513680B1 (en) 1991-05-13 1992-05-08 Improved transmission and reception system for teletext information
ES92107786T ES2108058T3 (es) 1991-05-13 1992-05-08 Sistema de transmision y de recepcion perfeccionado para informacion en teletexto.
DE69221205T DE69221205T2 (de) 1991-05-13 1992-05-08 Verbessertes Übertragungs- und Empfangssystem für Teletextinformation

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
ITTO910351A IT1245540B (it) 1991-05-13 1991-05-13 Sistema perfezionato di trasmissione e ricezione di informazioni in uncanale televisivo.

Publications (3)

Publication Number Publication Date
ITTO910351A0 ITTO910351A0 (it) 1991-05-13
ITTO910351A1 ITTO910351A1 (it) 1992-11-13
IT1245540B true IT1245540B (it) 1994-09-29

Family

ID=11409343

Family Applications (1)

Application Number Title Priority Date Filing Date
ITTO910351A IT1245540B (it) 1991-05-13 1991-05-13 Sistema perfezionato di trasmissione e ricezione di informazioni in uncanale televisivo.

Country Status (4)

Country Link
EP (1) EP0513680B1 (it)
DE (1) DE69221205T2 (it)
ES (1) ES2108058T3 (it)
IT (1) IT1245540B (it)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB9504521D0 (en) * 1995-03-07 1995-04-26 Eden Group Ltd Method of transmitting data and a method of and apparatus for displaying data to enable pages to be displayed on a visual display screen
GB9504520D0 (en) * 1995-03-07 1995-04-26 Eden Group Ltd Method of transmitting data and a method of and apparatus for displaying data to enable pages constructed using graphical elements to be displayed
CN106851379A (zh) * 2017-01-16 2017-06-13 深圳创维－Rgb电子有限公司 一种图文处理方法、处理系统及电视机

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
ITTO910351A0 (it) 1991-05-13
EP0513680A2 (en) 1992-11-19
ES2108058T3 (es) 1997-12-16
DE69221205D1 (de) 1997-09-04
DE69221205T2 (de) 1997-11-20
ITTO910351A1 (it) 1992-11-13
EP0513680A3 (en) 1993-02-24
EP0513680B1 (en) 1997-07-30

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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: 19970529