IT1270492B - Sistema di composizione di due segnali video in un unico segnale videorisultante, per consentirne la simultanea trasmissione (o videoregistrazione), con un unico trasmettitore (videoregistratore)e successiva decomposizione del segnale risultante nei due segnali video componenti, per consentirne l'utilizzo - Google Patents

Sistema di composizione di due segnali video in un unico segnale videorisultante, per consentirne la simultanea trasmissione (o videoregistrazione), con un unico trasmettitore (videoregistratore)e successiva decomposizione del segnale risultante nei due segnali video componenti, per consentirne l'utilizzo

Info

Publication number
IT1270492B
IT1270492B ITNA930001A ITNA930001A IT1270492B IT 1270492 B IT1270492 B IT 1270492B IT NA930001 A ITNA930001 A IT NA930001A IT NA930001 A ITNA930001 A IT NA930001A IT 1270492 B IT1270492 B IT 1270492B
Authority
IT
Italy
Prior art keywords
video
video signals
allow
signals
simultaneous transmission
Prior art date
Application number
ITNA930001A
Other languages
English (en)
Inventor
Giuseppe Gregorio
Pietrangelo Gregorio
Original Assignee
Gragorio Giuseppe
Pietrangelo Gregorio
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 Gragorio Giuseppe, Pietrangelo Gregorio filed Critical Gragorio Giuseppe
Priority to ITNA930001A priority Critical patent/IT1270492B/it
Publication of ITNA930001A0 publication Critical patent/ITNA930001A0/it
Priority to PCT/IT1994/000002 priority patent/WO1994016524A1/en
Priority to AU60439/94A priority patent/AU6043994A/en
Publication of ITNA930001A1 publication Critical patent/ITNA930001A1/it
Application granted granted Critical
Publication of IT1270492B publication Critical patent/IT1270492B/it

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N5/00—Details of television systems
    • H04N5/76—Television signal recording
    • H04N5/91—Television signal processing therefor
    • H04N5/92—Transformation of the television signal for recording, e.g. modulation, frequency changing; Inverse transformation for playback
    • H04N5/9201—Transformation of the television signal for recording, e.g. modulation, frequency changing; Inverse transformation for playback involving the multiplexing of an additional signal and the video signal
    • H04N5/9205—Transformation of the television signal for recording, e.g. modulation, frequency changing; Inverse transformation for playback involving the multiplexing of an additional signal and the video signal the additional signal being at least another television signal
    • 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
    • H04N7/0806—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 the signals being two or more video signals

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Television Signal Processing For Recording (AREA)
ITNA930001A 1993-01-11 1993-01-11 Sistema di composizione di due segnali video in un unico segnale videorisultante, per consentirne la simultanea trasmissione (o videoregistrazione), con un unico trasmettitore (videoregistratore)e successiva decomposizione del segnale risultante nei due segnali video componenti, per consentirne l'utilizzo IT1270492B (it)

Priority Applications (3)

Application Number Priority Date Filing Date Title
ITNA930001A IT1270492B (it) 1993-01-11 1993-01-11 Sistema di composizione di due segnali video in un unico segnale videorisultante, per consentirne la simultanea trasmissione (o videoregistrazione), con un unico trasmettitore (videoregistratore)e successiva decomposizione del segnale risultante nei due segnali video componenti, per consentirne l'utilizzo
PCT/IT1994/000002 WO1994016524A1 (en) 1993-01-11 1994-01-07 A system for composition/decomposition of video signals to enable to transmit/receive and to record/playback contemporaneously two tv programs
AU60439/94A AU6043994A (en) 1993-01-11 1994-01-07 A system for composition/decomposition of video signals to enable to transmit/receive and to record/playback contemporaneously two tv programs

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
ITNA930001A IT1270492B (it) 1993-01-11 1993-01-11 Sistema di composizione di due segnali video in un unico segnale videorisultante, per consentirne la simultanea trasmissione (o videoregistrazione), con un unico trasmettitore (videoregistratore)e successiva decomposizione del segnale risultante nei due segnali video componenti, per consentirne l'utilizzo

Publications (3)

Publication Number Publication Date
ITNA930001A0 ITNA930001A0 (it) 1993-01-11
ITNA930001A1 ITNA930001A1 (it) 1994-07-11
IT1270492B true IT1270492B (it) 1997-05-06

Family

ID=11387549

Family Applications (1)

Application Number Title Priority Date Filing Date
ITNA930001A IT1270492B (it) 1993-01-11 1993-01-11 Sistema di composizione di due segnali video in un unico segnale videorisultante, per consentirne la simultanea trasmissione (o videoregistrazione), con un unico trasmettitore (videoregistratore)e successiva decomposizione del segnale risultante nei due segnali video componenti, per consentirne l'utilizzo

Country Status (3)

Country Link
AU (1) AU6043994A (it)
IT (1) IT1270492B (it)
WO (1) WO1994016524A1 (it)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB9502006D0 (en) * 1995-02-02 1995-03-22 Ntl Transmission system
GB9709001D0 (en) * 1997-05-03 1997-06-25 Danmere Limited Home networking apparatus and systems
US7269334B2 (en) 2001-07-27 2007-09-11 Thomson Licensing Recording and playing back multiple programs
KR20060009597A (ko) * 2004-07-26 2006-02-01 삼성전자주식회사 영상신호 합성방법, 영상신호 합성장치, 디스플레이시스템, 디스플레이장치 및 디스플레이장치의 제어방법

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3837003A (en) * 1973-05-25 1974-09-17 Westinghouse Electric Corp Video tape recording of line-shared tv signals
US3857999A (en) * 1973-05-25 1974-12-31 Westinghouse Electric Corp Converter for a line shared educational tv system
US3991266A (en) * 1974-09-03 1976-11-09 Sanders Associates, Inc. Dual image television
US4027333A (en) * 1975-12-09 1977-05-31 Cbs Inc. Multiplex color television transmission system
JPS59143484A (ja) * 1983-02-04 1984-08-17 Nec Corp テレビ会議装置の送受信方式
GB2148069B (en) * 1983-10-14 1987-05-07 Marconi Avionics Video processing circuit
DE3623576A1 (de) * 1986-07-12 1988-01-21 Bosch Gmbh Robert Verfahren und vorrichtung zur elektronischen uebertragung und/oder aufzeichnung sowie anschliessenden wiedergabe von stereoskopischen fernsehbildern
DE3934635C1 (it) * 1989-10-17 1991-02-21 Variovision Kommunikations-Systeme Gmbh, 8000 Muenchen, De
KR930009699B1 (ko) * 1990-09-19 1993-10-08 삼성전자 주식회사 영상 녹/재생 시스템의 더블 기록 재생회로

Also Published As

Publication number Publication date
WO1994016524A1 (en) 1994-07-21
ITNA930001A0 (it) 1993-01-11
AU6043994A (en) 1994-08-15
ITNA930001A1 (it) 1994-07-11

Similar Documents

Publication Publication Date Title
EP0580367A3 (en) Video signal transmission, recording and reproduction
EP0633703A3 (en) Recording and / or coding of video signals.
DE69130076D1 (de) Videosignalübertragungssystem und -verfahren zur Kodierung von Videosignalen
EP0715469A3 (en) Video signal transmission system
DE69333532D1 (de) Fersehsignalübertragungs- und -empfangssystem
FI20011175A7 (fi) Kuvasignaalin koodausjärjestelmä
EP0444660A3 (en) Improvements to video signal hybrid-coding systems
AU4351793A (en) Coding and decoding video signals
EP0597647A3 (en) Image signal coding.
EP0512854A3 (en) Video signal coding
GB9107851D0 (en) Combining digital video key signals
IT9067970A0 (it) Sistema per la trasmissione e ricezione di segnali televisivi codificati.
GB2277227B (en) Video signal coding
AU8535691A (en) Video signal processing system architecture
DE69322669D1 (de) Videosignalübertragung
AU558091B2 (en) Video signal noise reduction
IT1270492B (it) Sistema di composizione di due segnali video in un unico segnale videorisultante, per consentirne la simultanea trasmissione (o videoregistrazione), con un unico trasmettitore (videoregistratore)e successiva decomposizione del segnale risultante nei due segnali video componenti, per consentirne l'utilizzo
GB2261580B (en) Improvements in or relating to the decoding of signals
EP0290080A3 (en) Television signal amplifying circuitry
GB2187348B (en) Video signal processing system with sound traps
DE69310428D1 (de) Videosignalentzerrer
EP0496558A3 (en) Television signal decoder with improved architecture
NZ220774A (en) Tv receiver for video signal transmitted with audio/data
GB9002608D0 (en) Television signal encoded with auxiliary verticaltemporal information
FI924263A7 (fi) Videosignaalien koodaus- ja dekoodausjärjestelmä

Legal Events

Date Code Title Description
0001 Granted