BE793053A - Montage pour des lignes d'abonnes comportant deux lignes bifilaires symetriques pour la transmission supplementaire de signaux, en particulierpour des video-telephones - Google Patents

Montage pour des lignes d'abonnes comportant deux lignes bifilaires symetriques pour la transmission supplementaire de signaux, en particulierpour des video-telephones

Info

Publication number
BE793053A
BE793053A BE793053DA BE793053A BE 793053 A BE793053 A BE 793053A BE 793053D A BE793053D A BE 793053DA BE 793053 A BE793053 A BE 793053A
Authority
BE
Belgium
Prior art keywords
lines
symmetrical
mounting
signal transmission
additional signal
Prior art date
Application number
Other languages
English (en)
French (fr)
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.)
Publication date
Publication of BE793053A publication Critical patent/BE793053A/xx

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)
  • Interface Circuits In Exchanges (AREA)
  • Devices For Supply Of Signal Current (AREA)
BE793053D 1971-12-20 Montage pour des lignes d'abonnes comportant deux lignes bifilaires symetriques pour la transmission supplementaire de signaux, en particulierpour des video-telephones BE793053A (fr)

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
BE793053A true BE793053A (fr) 1973-06-20

Family

ID=5828594

Family Applications (1)

Application Number Title Priority Date Filing Date
BE793053D BE793053A (fr) 1971-12-20 Montage pour des lignes d'abonnes comportant deux lignes bifilaires symetriques pour la transmission supplementaire de signaux, en particulierpour des video-telephones

Country Status (11)

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

Families Citing this family (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS50147223A (de) * 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 (de) * 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
US7611540B2 (en) * 2007-05-01 2009-11-03 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 (de) * 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
AT327997B (de) 1976-02-25
NL7217113A (de) 1973-06-22
DE2163284C2 (de) 1974-01-03
JPS4871111A (de) 1973-09-26
IT971906B (it) 1974-05-10
DE2163284B1 (de) 1973-06-14
JPS537090B2 (de) 1978-03-14
GB1402160A (en) 1975-08-06
US3975594A (en) 1976-08-17
FR2165537A5 (de) 1973-08-03
LU66688A1 (de) 1973-02-19
CH549916A (de) 1974-05-31

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