ITTO950150A0 - Sistema di ricetrasmissione di segnali audio assieme a segnali teletext - Google Patents

Sistema di ricetrasmissione di segnali audio assieme a segnali teletext

Info

Publication number
ITTO950150A0
ITTO950150A0 ITTO950150A ITTO950150A ITTO950150A0 IT TO950150 A0 ITTO950150 A0 IT TO950150A0 IT TO950150 A ITTO950150 A IT TO950150A IT TO950150 A ITTO950150 A IT TO950150A IT TO950150 A0 ITTO950150 A0 IT TO950150A0
Authority
IT
Italy
Prior art keywords
signals
receiving audio
teletext
audio signals
signals together
Prior art date
Application number
ITTO950150A
Other languages
English (en)
Inventor
Massimo Zecchin
Original Assignee
Seleco 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
Application filed by Seleco Spa filed Critical Seleco Spa
Priority to IT95TO000150A priority Critical patent/IT1279120B1/it
Publication of ITTO950150A0 publication Critical patent/ITTO950150A0/it
Priority to EP96102733A priority patent/EP0730379A3/en
Publication of ITTO950150A1 publication Critical patent/ITTO950150A1/it
Application granted granted Critical
Publication of IT1279120B1 publication Critical patent/IT1279120B1/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
    • H04N7/0881—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 the signal being time-compressed before its insertion and subsequently decompressed at reception

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Two-Way Televisions, Distribution Of Moving Picture Or The Like (AREA)
  • Television Systems (AREA)
IT95TO000150A 1995-03-02 1995-03-02 Sistema di ricetrasmissione di segnali audio assieme a segnali teletext IT1279120B1 (it)

Priority Applications (2)

Application Number Priority Date Filing Date Title
IT95TO000150A IT1279120B1 (it) 1995-03-02 1995-03-02 Sistema di ricetrasmissione di segnali audio assieme a segnali teletext
EP96102733A EP0730379A3 (en) 1995-03-02 1996-02-23 Audio signal transmission-reception system with teletext signals

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT95TO000150A IT1279120B1 (it) 1995-03-02 1995-03-02 Sistema di ricetrasmissione di segnali audio assieme a segnali teletext

Publications (3)

Publication Number Publication Date
ITTO950150A0 true ITTO950150A0 (it) 1995-03-02
ITTO950150A1 ITTO950150A1 (it) 1996-09-02
IT1279120B1 IT1279120B1 (it) 1997-12-04

Family

ID=11413286

Family Applications (1)

Application Number Title Priority Date Filing Date
IT95TO000150A IT1279120B1 (it) 1995-03-02 1995-03-02 Sistema di ricetrasmissione di segnali audio assieme a segnali teletext

Country Status (2)

Country Link
EP (1) EP0730379A3 (it)
IT (1) IT1279120B1 (it)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5929922A (en) * 1997-10-09 1999-07-27 Mediaone Group, Inc. Method for broadcasting digital audio over television vertical blanking intervals

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
PL204525A1 (it) * 1978-02-09 1982-07-19 Os Bad Rozwojowy Przetwornikow
US4266243A (en) * 1979-04-25 1981-05-05 Westinghouse Electric Corp. Scrambling system for television sound signals
DE3021647A1 (de) * 1980-06-09 1981-12-17 Siemens AG, 1000 Berlin und 8000 München Videotext-telekommunikationssystem
US4983967A (en) * 1987-10-16 1991-01-08 I.R.T. Electronics Pty. Limited Transmission of audio in a video signal
JPH0723356A (ja) * 1993-06-30 1995-01-24 Hitachi Ltd 対話型テレビ放送システム

Also Published As

Publication number Publication date
IT1279120B1 (it) 1997-12-04
ITTO950150A1 (it) 1996-09-02
EP0730379A2 (en) 1996-09-04
EP0730379A3 (en) 1997-06-25

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Legal Events

Date Code Title Description
0001 Granted