IT951745B - Dispositivo per videotelefono - Google Patents

Dispositivo per videotelefono

Info

Publication number
IT951745B
IT951745B IT19446/72A IT1944672A IT951745B IT 951745 B IT951745 B IT 951745B IT 19446/72 A IT19446/72 A IT 19446/72A IT 1944672 A IT1944672 A IT 1944672A IT 951745 B IT951745 B IT 951745B
Authority
IT
Italy
Prior art keywords
telephone device
video telephone
video
telephone
Prior art date
Application number
IT19446/72A
Other languages
English (en)
Inventor
C Solarino
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 IT19446/72A priority Critical patent/IT951745B/it
Priority to FR7226030A priority patent/FR2168276B1/fr
Priority to GB4381472A priority patent/GB1389113A/en
Priority to DE2300785A priority patent/DE2300785A1/de
Priority to US00323270A priority patent/US3843835A/en
Application granted granted Critical
Publication of IT951745B publication Critical patent/IT951745B/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
    • H04N7/142—Constructional details of the terminal equipment, e.g. arrangements of the camera and the display

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Facsimile Scanning Arrangements (AREA)
  • Studio Devices (AREA)
IT19446/72A 1972-01-17 1972-01-17 Dispositivo per videotelefono IT951745B (it)

Priority Applications (5)

Application Number Priority Date Filing Date Title
IT19446/72A IT951745B (it) 1972-01-17 1972-01-17 Dispositivo per videotelefono
FR7226030A FR2168276B1 (it) 1972-01-17 1972-07-19
GB4381472A GB1389113A (en) 1972-01-17 1972-09-21 Optical focussing system
DE2300785A DE2300785A1 (de) 1972-01-17 1973-01-08 Bildaufnahmeeinrichtung fuer eine endstelle einer fernsehtelefonanlage
US00323270A US3843835A (en) 1972-01-17 1973-01-12 Optical system for taking videothelephone pictures and the like

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT19446/72A IT951745B (it) 1972-01-17 1972-01-17 Dispositivo per videotelefono

Publications (1)

Publication Number Publication Date
IT951745B true IT951745B (it) 1973-07-10

Family

ID=11158059

Family Applications (1)

Application Number Title Priority Date Filing Date
IT19446/72A IT951745B (it) 1972-01-17 1972-01-17 Dispositivo per videotelefono

Country Status (5)

Country Link
US (1) US3843835A (it)
DE (1) DE2300785A1 (it)
FR (1) FR2168276B1 (it)
GB (1) GB1389113A (it)
IT (1) IT951745B (it)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
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
US4821307A (en) * 1987-02-10 1989-04-11 Flint Iii Paul L Image splitter for two-way imaging apparatus
US5142562A (en) * 1987-09-25 1992-08-25 Jacques Guichard Sound and vision communications terminal including an auxiliary lighting device
FR2621197B1 (fr) * 1987-09-25 1993-08-20 Guichard Jacques Terminal de communication visuelle et sonore comportant un dispositif d'eclairage d'appoint
US5014267A (en) * 1989-04-06 1991-05-07 Datapoint Corporation Video conferencing network
US7876421B2 (en) * 2008-01-29 2011-01-25 Ian Lewin Light meter apparatus and system
US8786847B2 (en) 2011-01-12 2014-07-22 Underwriters Laboratories, Inc. Light measuring meter apparatus

Also Published As

Publication number Publication date
FR2168276B1 (it) 1974-10-04
DE2300785A1 (de) 1973-07-19
FR2168276A1 (it) 1973-08-31
US3843835A (en) 1974-10-22
GB1389113A (en) 1975-04-03

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