ZA864999B - A communication system - Google Patents

A communication system

Info

Publication number
ZA864999B
ZA864999B ZA864999A ZA864999A ZA864999B ZA 864999 B ZA864999 B ZA 864999B ZA 864999 A ZA864999 A ZA 864999A ZA 864999 A ZA864999 A ZA 864999A ZA 864999 B ZA864999 B ZA 864999B
Authority
ZA
South Africa
Prior art keywords
communication system
communication
Prior art date
Application number
ZA864999A
Inventor
Guenter Noetzel
Original Assignee
Blaupunkt Werke Gmbh
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 Blaupunkt Werke Gmbh filed Critical Blaupunkt Werke Gmbh
Publication of ZA864999B publication Critical patent/ZA864999B/en

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
ZA864999A 1985-07-05 1986-07-04 A communication system ZA864999B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19853524094 DE3524094A1 (en) 1985-07-05 1985-07-05 MESSAGE SYSTEM

Publications (1)

Publication Number Publication Date
ZA864999B true ZA864999B (en) 1987-02-25

Family

ID=6275063

Family Applications (1)

Application Number Title Priority Date Filing Date
ZA864999A ZA864999B (en) 1985-07-05 1986-07-04 A communication system

Country Status (3)

Country Link
EP (1) EP0208959A1 (en)
DE (1) DE3524094A1 (en)
ZA (1) ZA864999B (en)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2644024A1 (en) * 1989-03-01 1990-09-07 Teletec Electronic janitor with intercom and use of such a janitor
FR2653624B1 (en) * 1989-10-20 1994-07-29 Zanouda Kaddour METHOD FOR MAINTAINING A DEVICE FOR CONTROLLING ACCESS TO A BUILDING, AND CONTROLLING DEVICE USING THE SAME.
SE467810B (en) * 1991-01-29 1992-09-14 Anders Edvard Trell MAKE SIGNAL / COMMUNICATE WITHIN A PORT PHONE SYSTEM AND PORT PHONE SYSTEM FOR COMMUNICATION AS SET
DE4127014A1 (en) * 1991-08-16 1993-02-18 Avm Schmelter Gmbh & Co Kg Medical data acquisition arrangement - contains central computer linked to sensors carried by patients and communications units via HF networks
DE4339662A1 (en) * 1993-11-22 1995-05-24 Haus U Sicherheitstechnik Gmbh Danger situation alarm and information transmission apparatus
DE4412942A1 (en) * 1994-04-15 1995-10-19 Manfred Trautvetter Bell system and or multifunction intercom system
DE19548744C5 (en) * 1995-02-28 2004-02-05 TCS TürControlSysteme AG Signal and intercom for home automation
ES2110903B1 (en) * 1995-07-19 1998-10-01 Cifuentes Antonio Tocino ALARM SYSTEM FOR ELECTRONIC DOORS AND VIDEO DOORS.
DE19643125C2 (en) * 1996-10-18 2003-04-10 Siedle & Soehne S Door Phone System
DE19707190A1 (en) * 1997-02-22 1998-08-27 Alsthom Cge Alcatel Network gateway device
DE19817161C2 (en) * 1998-04-17 2000-05-11 Loh Kg Ritto Werk Door intercom with one door station and several apartment intercoms
DE102005032958A1 (en) * 2005-07-14 2007-01-25 S. Siedle & Söhne Telefon- und Telegrafenwerke OHG Domestic installation e.g. door-bell system, operating method, involve separating connection between door station and home station responsive to reception of call at another home station, where connection serves for interchanging signal

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2165904B1 (en) * 1971-12-31 1973-06-28 Kathrein-Werke Kg, 8200 Rosenheim System for multiple use of signal lines in buildings
DE2946177C2 (en) * 1979-11-15 1988-08-18 S. Siedle & Söhne Telefon- und Telegrafenwerke GmbH, 7743 Furtwangen House system for the transmission of information

Also Published As

Publication number Publication date
DE3524094A1 (en) 1987-01-08
EP0208959A1 (en) 1987-01-21

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