FR2305078B3 - - Google Patents

Info

Publication number
FR2305078B3
FR2305078B3 FR7509389A FR7509389A FR2305078B3 FR 2305078 B3 FR2305078 B3 FR 2305078B3 FR 7509389 A FR7509389 A FR 7509389A FR 7509389 A FR7509389 A FR 7509389A FR 2305078 B3 FR2305078 B3 FR 2305078B3
Authority
FR
France
Legal status (The legal status 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 status listed.)
Expired
Application number
FR7509389A
Other languages
French (fr)
Other versions
FR2305078A1 (fr
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
ACET Srl
Original Assignee
ACET Srl
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 ACET Srl filed Critical ACET Srl
Priority to FR7509389A priority Critical patent/FR2305078A1/fr
Publication of FR2305078A1 publication Critical patent/FR2305078A1/fr
Application granted granted Critical
Publication of FR2305078B3 publication Critical patent/FR2305078B3/fr
Granted legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M11/00—Telephonic communication systems specially adapted for combination with other electrical systems
    • H04M11/02—Telephonic communication systems specially adapted for combination with other electrical systems with bell or annunciator systems
    • H04M11/025—Door telephones
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N7/00—Television systems
    • H04N7/18—Closed-circuit television [CCTV] systems, i.e. systems in which the video signal is not broadcast
    • H04N7/183—Closed-circuit television [CCTV] systems, i.e. systems in which the video signal is not broadcast for receiving images from a single remote source
    • H04N7/186—Video door telephones

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Multimedia (AREA)
  • Closed-Circuit Television Systems (AREA)
  • Interconnected Communication Systems, Intercoms, And Interphones (AREA)
FR7509389A 1975-03-21 1975-03-21 Installation pour la connexion entre un poste exterieur a boutons-poussoirs de rappel commandant un " portier electrique " avec camera de television et un poste interieur pourvu de parlophones et televiseurs Granted FR2305078A1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR7509389A FR2305078A1 (fr) 1975-03-21 1975-03-21 Installation pour la connexion entre un poste exterieur a boutons-poussoirs de rappel commandant un " portier electrique " avec camera de television et un poste interieur pourvu de parlophones et televiseurs

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7509389A FR2305078A1 (fr) 1975-03-21 1975-03-21 Installation pour la connexion entre un poste exterieur a boutons-poussoirs de rappel commandant un " portier electrique " avec camera de television et un poste interieur pourvu de parlophones et televiseurs

Publications (2)

Publication Number Publication Date
FR2305078A1 FR2305078A1 (fr) 1976-10-15
FR2305078B3 true FR2305078B3 (enrdf_load_stackoverflow) 1977-12-02

Family

ID=9153080

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7509389A Granted FR2305078A1 (fr) 1975-03-21 1975-03-21 Installation pour la connexion entre un poste exterieur a boutons-poussoirs de rappel commandant un " portier electrique " avec camera de television et un poste interieur pourvu de parlophones et televiseurs

Country Status (1)

Country Link
FR (1) FR2305078A1 (enrdf_load_stackoverflow)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6816481B1 (en) 1999-04-09 2004-11-09 Sbc Technology Resources, Inc. Internet caller identification system and method
US7450701B2 (en) 2002-02-19 2008-11-11 At&T Intellectual Property I, L.P. Method and system for presenting customized call alerts in a service for internet caller identification
US7809121B2 (en) 2001-06-22 2010-10-05 At&T Intellectual Property I, L.P. Identification of calling devices dialing a universal number to access a telecommunications relay service center

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5805677A (en) * 1991-07-11 1998-09-08 Sbc Technology Resources, Inc. Apparatus for facilitating the display of information relating to the origin of a third source caller

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6816481B1 (en) 1999-04-09 2004-11-09 Sbc Technology Resources, Inc. Internet caller identification system and method
US7336653B2 (en) 1999-04-09 2008-02-26 At&T Labs, Inc. Internet caller identification system and method
US7995563B2 (en) 1999-04-09 2011-08-09 At&T Labs, Inc. Internet caller identification system and method
US7809121B2 (en) 2001-06-22 2010-10-05 At&T Intellectual Property I, L.P. Identification of calling devices dialing a universal number to access a telecommunications relay service center
US7450701B2 (en) 2002-02-19 2008-11-11 At&T Intellectual Property I, L.P. Method and system for presenting customized call alerts in a service for internet caller identification

Also Published As

Publication number Publication date
FR2305078A1 (fr) 1976-10-15

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Legal Events

Date Code Title Description
ST Notification of lapse