DE3264629D1 - Apparatus for coupling signals to or from a two-wire line - Google Patents

Apparatus for coupling signals to or from a two-wire line

Info

Publication number
DE3264629D1
DE3264629D1 DE8282301489T DE3264629T DE3264629D1 DE 3264629 D1 DE3264629 D1 DE 3264629D1 DE 8282301489 T DE8282301489 T DE 8282301489T DE 3264629 T DE3264629 T DE 3264629T DE 3264629 D1 DE3264629 D1 DE 3264629D1
Authority
DE
Germany
Prior art keywords
wire line
coupling signals
coupling
signals
wire
Prior art date
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
DE8282301489T
Other languages
English (en)
Inventor
Ralph Thomas Carsten
Michael Sobhy Nakhla
Charles Brian David Bunner
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.)
Nortel Networks Ltd
Original Assignee
Northern Telecom Ltd
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
Priority claimed from CA000374737A external-priority patent/CA1158789A/en
Priority claimed from CA000392827A external-priority patent/CA1165914A/en
Application filed by Northern Telecom Ltd filed Critical Northern Telecom Ltd
Application granted granted Critical
Publication of DE3264629D1 publication Critical patent/DE3264629D1/de
Expired 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
    • H04M11/06—Simultaneous speech and data transmission, e.g. telegraphic transmission over the same conductors
    • H04M11/062—Simultaneous speech and data transmission, e.g. telegraphic transmission over the same conductors using different frequency bands for speech and other data
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L27/00—Modulated-carrier systems
    • H04L27/0002—Modulated-carrier systems analog front ends; means for connecting modulators, demodulators or transceivers to a transmission line

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Cable Transmission Systems, Equalization Of Radio And Reduction Of Echo (AREA)
  • Telephonic Communication Services (AREA)
DE8282301489T 1981-04-06 1982-03-23 Apparatus for coupling signals to or from a two-wire line Expired DE3264629D1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CA000374737A CA1158789A (en) 1981-04-06 1981-04-06 Filters comprising reactive components, and a method of determining impedances thereof
CA000392827A CA1165914A (en) 1981-12-21 1981-12-21 Apparatus for coupling signals to or from a two-wire line

Publications (1)

Publication Number Publication Date
DE3264629D1 true DE3264629D1 (en) 1985-08-14

Family

ID=25669293

Family Applications (1)

Application Number Title Priority Date Filing Date
DE8282301489T Expired DE3264629D1 (en) 1981-04-06 1982-03-23 Apparatus for coupling signals to or from a two-wire line

Country Status (2)

Country Link
EP (1) EP0062442B1 (de)
DE (1) DE3264629D1 (de)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS60130235A (ja) * 1983-12-16 1985-07-11 Fujitsu Ltd デ−タ・音声伝送装置
EP0214456A1 (de) * 1985-08-21 1987-03-18 Siemens Aktiengesellschaft Schaltungsanordnung zum Anschliessen eines Datengerätes an eine mit einer Fernsprecheinrichtung verbundene Übertragungsleitung
US4782480A (en) 1985-11-19 1988-11-01 Alcatel Usa, Corp. Telephone line access apparatus
EP0239758A3 (de) * 1986-03-04 1989-08-16 Siemens Aktiengesellschaft Schaltungsanordnung zum Anschliessen eines Datengerätes an eine mit einer Fernsprecheinrichtung verbundene Übertragungsleitung
US5844596A (en) 1989-07-14 1998-12-01 Inline Connection Corporation Two-way RF communication at points of convergence of wire pairs from separate internal telephone networks
US5010399A (en) 1989-07-14 1991-04-23 Inline Connection Corporation Video transmission and control system utilizing internal telephone lines
US5929896A (en) * 1989-07-14 1999-07-27 Inline Connection Corporation RF broadcast system utilizing internal telephone lines
US6243446B1 (en) 1997-03-11 2001-06-05 Inline Connections Corporation Distributed splitter for data transmission over twisted wire pairs
US6192399B1 (en) 1997-07-11 2001-02-20 Inline Connections Corporation Twisted pair communication system

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3937889A (en) * 1973-01-15 1976-02-10 Sperry Rand Corporation Data communication apparatus for use in a telephone system
DE2439432C3 (de) * 1974-08-16 1978-06-15 Siemens Ag, 1000 Berlin Und 8000 Muenchen Gabelschaltung

Also Published As

Publication number Publication date
EP0062442A2 (de) 1982-10-13
EP0062442A3 (en) 1983-02-09
EP0062442B1 (de) 1985-07-10

Similar Documents

Publication Publication Date Title
DE3170434D1 (en) A pipe coupling
DE3270262D1 (en) Pipe coupling
GB2074687B (en) Flexible pipe coupling
DE3173437D1 (en) Pipe coupling
GB2138212B (en) Signal coupling apparatus
JPS5747100A (en) Pipe line connecting system
GB2097622B (en) Data signal transmission to communication lines
DE3279317D1 (en) Evanescent-wave coupling device
GB2096424B (en) Transmitter for angel-modulated signals
DE3264629D1 (en) Apparatus for coupling signals to or from a two-wire line
GB2091831B (en) Pipe coupling
GB2111806B (en) Serial signal transmission system
GB2081408B (en) Pipe coupling
DE3278899D1 (en) Apparatus for coupling signals to or from a two-wire line
GB2103446B (en) Apparatus for the line-guided transmission of signals
GB8301469D0 (en) Coupling for conduit
DE3262460D1 (en) Signal transmission system
DE3171137D1 (en) Arrangement for injecting digital signals into a line system
DE3277596D1 (en) Balanced pressure coupling apparatus
JPS56140494A (en) Process amount signal transmitting system
JPS57178410A (en) Signal coupling device
GB2150996B (en) Cover for pipe coupling
IL64138A0 (en) Flexible pipe line coupling
JPS57174796A (en) Transmitter for signal from revolving body
IL60562A (en) Pipe coupling

Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee