IT998684B - Disposizione circuitale per la riduzione del disturbo da autopa radiavidia in un impianto videote lefonico - Google Patents

Disposizione circuitale per la riduzione del disturbo da autopa radiavidia in un impianto videote lefonico

Info

Publication number
IT998684B
IT998684B IT29619/73A IT2961973A IT998684B IT 998684 B IT998684 B IT 998684B IT 29619/73 A IT29619/73 A IT 29619/73A IT 2961973 A IT2961973 A IT 2961973A IT 998684 B IT998684 B IT 998684B
Authority
IT
Italy
Prior art keywords
radiavidia
lephonic
autopa
disturbance
reduction
Prior art date
Application number
IT29619/73A
Other languages
English (en)
Inventor
V Mosca
Original Assignee
Sits Soc It Telecom Siemens
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 Sits Soc It Telecom Siemens filed Critical Sits Soc It Telecom Siemens
Priority to IT29619/73A priority Critical patent/IT998684B/it
Priority to FR7426899A priority patent/FR2246127B1/fr
Priority to SE7411242A priority patent/SE391623B/xx
Priority to BR7622/74A priority patent/BR7407622D0/pt
Priority to GB4151674A priority patent/GB1448913A/en
Priority to US05/510,757 priority patent/US4007328A/en
Priority to NL7412907A priority patent/NL7412907A/xx
Priority to DE19742446845 priority patent/DE2446845A1/de
Priority to JP49112367A priority patent/JPS5062514A/ja
Application granted granted Critical
Publication of IT998684B publication Critical patent/IT998684B/it

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N7/00—Television systems
    • H04N7/14—Systems for two-way working
    • H04N7/141—Systems for two-way working between two video terminals, e.g. videophone
    • H04N7/147—Communication arrangements, e.g. identifying the communication as a video-communication, intermediate storage of the signals

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Interconnected Communication Systems, Intercoms, And Interphones (AREA)
IT29619/73A 1973-10-02 1973-10-02 Disposizione circuitale per la riduzione del disturbo da autopa radiavidia in un impianto videote lefonico IT998684B (it)

Priority Applications (9)

Application Number Priority Date Filing Date Title
IT29619/73A IT998684B (it) 1973-10-02 1973-10-02 Disposizione circuitale per la riduzione del disturbo da autopa radiavidia in un impianto videote lefonico
FR7426899A FR2246127B1 (it) 1973-10-02 1974-08-02
SE7411242A SE391623B (sv) 1973-10-02 1974-09-05 Kretsanordning for reducering av mottagarstorning i bildtelefoner
BR7622/74A BR7407622D0 (pt) 1973-10-02 1974-09-13 Circuito para reduzir a autodiafonia na emissao da instalacao de um videofone
GB4151674A GB1448913A (en) 1973-10-02 1974-09-24 Circuit arrangements for reducing the self near-end crosstalk disturbance in video-telephone installations
US05/510,757 US4007328A (en) 1973-10-02 1974-09-30 Videotelephone system with anti-crosstalk means
NL7412907A NL7412907A (nl) 1973-10-02 1974-09-30 Circuit voor het verminderen van het eigen verspreken in een videotelefooninstallatie.
DE19742446845 DE2446845A1 (de) 1973-10-02 1974-10-01 Schaltungsanordnung zum vermindern von selbsterzeugten video-nahnebensprechstoerungen in einer fernseh-sprechanlage
JP49112367A JPS5062514A (it) 1973-10-02 1974-10-01

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT29619/73A IT998684B (it) 1973-10-02 1973-10-02 Disposizione circuitale per la riduzione del disturbo da autopa radiavidia in un impianto videote lefonico

Publications (1)

Publication Number Publication Date
IT998684B true IT998684B (it) 1976-02-20

Family

ID=11228120

Family Applications (1)

Application Number Title Priority Date Filing Date
IT29619/73A IT998684B (it) 1973-10-02 1973-10-02 Disposizione circuitale per la riduzione del disturbo da autopa radiavidia in un impianto videote lefonico

Country Status (9)

Country Link
US (1) US4007328A (it)
JP (1) JPS5062514A (it)
BR (1) BR7407622D0 (it)
DE (1) DE2446845A1 (it)
FR (1) FR2246127B1 (it)
GB (1) GB1448913A (it)
IT (1) IT998684B (it)
NL (1) NL7412907A (it)
SE (1) SE391623B (it)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1560211A (en) * 1975-11-13 1980-01-30 Gen Electric Television receivers
US4716585A (en) * 1985-04-05 1987-12-29 Datapoint Corporation Gain switched audio conferencing network
US4710917A (en) * 1985-04-08 1987-12-01 Datapoint Corporation Video conferencing network
FR2683966B1 (fr) * 1991-11-20 1998-06-05 Jacques Guichard Procede de synchronisation du circuit de balayage d'un appareil de visualisation d'images.

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2206654A (en) * 1936-07-25 1940-07-02 Rca Corp Television system
US2757279A (en) * 1951-11-20 1956-07-31 Raytheon Mfg Co Two-way communication systems
NL300423A (it) * 1962-11-13
US3263027A (en) * 1962-12-11 1966-07-26 Beltrami Aurelio Simultaneous bilateral televideophonic communication systems
GB1236776A (en) * 1967-10-24 1971-06-23 Matsushita Electric Industrial Co Ltd Television telephone system
US3873771A (en) * 1972-04-11 1975-03-25 Telescan Communications System Simultaneous transmission of a video and an audio signal through an ordinary telephone transmission line

Also Published As

Publication number Publication date
FR2246127A1 (it) 1975-04-25
DE2446845A1 (de) 1975-04-10
GB1448913A (en) 1976-09-08
NL7412907A (nl) 1975-04-04
SE391623B (sv) 1977-02-21
FR2246127B1 (it) 1979-08-03
JPS5062514A (it) 1975-05-28
US4007328A (en) 1977-02-08
BR7407622D0 (pt) 1975-07-22
SE7411242L (it) 1975-04-03

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