AT327997B - Schaltungsanordnung mit einer einen fernsprecher und einen bildfernsprecher enthaltenden teilnehmerstelle - Google Patents

Schaltungsanordnung mit einer einen fernsprecher und einen bildfernsprecher enthaltenden teilnehmerstelle

Info

Publication number
AT327997B
AT327997B AT985372A AT985372A AT327997B AT 327997 B AT327997 B AT 327997B AT 985372 A AT985372 A AT 985372A AT 985372 A AT985372 A AT 985372A AT 327997 B AT327997 B AT 327997B
Authority
AT
Austria
Prior art keywords
telephone
circuit arrangement
position including
picture
subscriber position
Prior art date
Application number
AT985372A
Other languages
German (de)
English (en)
Original Assignee
Siemens Ag
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 Siemens Ag filed Critical Siemens Ag
Application granted granted Critical
Publication of AT327997B publication Critical patent/AT327997B/de

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L5/00—Arrangements affording multiple use of the transmission path
    • H04L5/20—Arrangements affording multiple use of the transmission path using different combinations of lines, e.g. phantom working
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B3/00—Line transmission systems
    • H04B3/02—Details
    • H04B3/44—Arrangements for feeding power to a repeater along the transmission line
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M11/00—Telephonic communication systems specially adapted for combination with other electrical systems
    • H04M11/08—Telephonic communication systems specially adapted for combination with other electrical systems specially adapted for optional reception of entertainment or informative matter
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M7/00—Arrangements for interconnection between switching centres
    • H04M7/08—Arrangements for interconnection between switching centres for phantom working
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04Q—SELECTING
    • H04Q3/00—Selecting arrangements

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Cable Transmission Systems, Equalization Of Radio And Reduction Of Echo (AREA)
  • Devices For Supply Of Signal Current (AREA)
  • Interface Circuits In Exchanges (AREA)
AT985372A 1971-12-20 1972-11-20 Schaltungsanordnung mit einer einen fernsprecher und einen bildfernsprecher enthaltenden teilnehmerstelle AT327997B (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE2163284A DE2163284C2 (de) 1971-12-20 1971-12-20 Schaltungsanordnung für Teilnehmer-Anschlußleitungen mit zwei symmetrischen Doppelleitungen für zusätzliche Zeichenübertragung, insbesondere für Bildfernsprecher

Publications (1)

Publication Number Publication Date
AT327997B true AT327997B (de) 1976-02-25

Family

ID=5828594

Family Applications (1)

Application Number Title Priority Date Filing Date
AT985372A AT327997B (de) 1971-12-20 1972-11-20 Schaltungsanordnung mit einer einen fernsprecher und einen bildfernsprecher enthaltenden teilnehmerstelle

Country Status (11)

Country Link
US (1) US3975594A (en])
JP (1) JPS537090B2 (en])
AT (1) AT327997B (en])
BE (1) BE793053A (en])
CH (1) CH549916A (en])
DE (1) DE2163284C2 (en])
FR (1) FR2165537A5 (en])
GB (1) GB1402160A (en])
IT (1) IT971906B (en])
LU (1) LU66688A1 (en])
NL (1) NL7217113A (en])

Families Citing this family (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS50147223A (en]) * 1974-05-15 1975-11-26
US4184054A (en) * 1977-03-28 1980-01-15 Tokyo Shibaura Electric Co., Ltd. Key telephone system
US4173714A (en) * 1977-06-03 1979-11-06 Tie/Communications, Inc. Communication circuit with combined power feed and data transmission over a phantom channel
CA1213649A (en) * 1982-12-22 1986-11-04 Hugh M. Goldberg Secondary channel method and apparatus
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
US4686698A (en) * 1985-04-08 1987-08-11 Datapoint Corporation Workstation for interfacing with a video conferencing network
US5014267A (en) * 1989-04-06 1991-05-07 Datapoint Corporation Video conferencing network
JPH02142787U (en]) * 1989-04-28 1990-12-04
US5084864A (en) * 1990-05-14 1992-01-28 The Boeing Company Broadband, inductively coupled, duplex, rf transmission system
JPH0553336U (ja) * 1991-12-10 1993-07-13 株式会社オーディオテクニカ トークバックシステムにおける相互伝送装置
US6480510B1 (en) 1998-07-28 2002-11-12 Serconet Ltd. Local area network of serial intelligent cells
US6956826B1 (en) 1999-07-07 2005-10-18 Serconet Ltd. Local area network for distributing data communication, sensing and control signals
US6549616B1 (en) 2000-03-20 2003-04-15 Serconet Ltd. Telephone outlet for implementing a local area network over telephone lines and a local area network using such outlets
US6961303B1 (en) 2000-09-21 2005-11-01 Serconet Ltd. Telephone communication system and method over local area network wiring
DE10205797A1 (de) * 2002-02-13 2003-09-04 Merten Gmbh & Co Kg Lokales integriertes Daten- und Telefonnetz
WO2004107643A1 (de) * 2003-05-28 2004-12-09 Merten Gmbh & Co. Kg Lokales integriertes daten- und telefonnetz mit phantomschaltungen
IL159838A0 (en) 2004-01-13 2004-06-20 Yehuda Binder Information device
US20070070911A1 (en) * 2005-09-29 2007-03-29 Goldberg Keith J Method for testing links in a wireless network
US7655041B2 (en) * 2007-05-01 2010-02-02 Moximed, Inc. Extra-articular implantable mechanical energy absorbing systems and implantation method

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1374221A (en) * 1921-04-12 Composite
US706318A (en) * 1901-06-24 1902-08-05 New England Telephone And Telegraph Company Composite electric circuit.
BE420598A (en]) * 1936-04-07 1900-01-01
US2208417A (en) * 1939-04-07 1940-07-16 Bell Telephone Labor Inc Transmission system
US2347505A (en) * 1943-05-21 1944-04-25 American Telephone & Telegraph Phantom magneto telephone system

Also Published As

Publication number Publication date
DE2163284B1 (de) 1973-06-14
CH549916A (de) 1974-05-31
LU66688A1 (en]) 1973-02-19
JPS4871111A (en]) 1973-09-26
NL7217113A (en]) 1973-06-22
IT971906B (it) 1974-05-10
BE793053A (fr) 1973-06-20
GB1402160A (en) 1975-08-06
FR2165537A5 (en]) 1973-08-03
US3975594A (en) 1976-08-17
JPS537090B2 (en]) 1978-03-14
DE2163284C2 (de) 1974-01-03

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Legal Events

Date Code Title Description
ELJ Ceased due to non-payment of the annual fee