NL7710053A - Koppelketen. - Google Patents

Koppelketen.

Info

Publication number
NL7710053A
NL7710053A NL7710053A NL7710053A NL7710053A NL 7710053 A NL7710053 A NL 7710053A NL 7710053 A NL7710053 A NL 7710053A NL 7710053 A NL7710053 A NL 7710053A NL 7710053 A NL7710053 A NL 7710053A
Authority
NL
Netherlands
Prior art keywords
linking chain
linking
chain
Prior art date
Application number
NL7710053A
Other languages
English (en)
Original Assignee
Ibm
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 Ibm filed Critical Ibm
Publication of NL7710053A publication Critical patent/NL7710053A/nl

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L25/00—Baseband systems
    • H04L25/02—Details ; arrangements for supplying electrical power along data transmission lines
    • H04L25/0264—Arrangements for coupling to transmission lines
    • H04L25/0266—Arrangements for providing Galvanic isolation, e.g. by means of magnetic or capacitive coupling
    • H04L25/0268—Arrangements for providing Galvanic isolation, e.g. by means of magnetic or capacitive coupling with modulation and subsequent demodulation
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M19/00—Current supply arrangements for telephone systems
    • H04M19/001—Current supply source at the exchanger providing current to substations
    • H04M19/008—Using DC/DC converters

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Power Engineering (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Devices For Supply Of Signal Current (AREA)
  • Facsimiles In General (AREA)
  • Dc Digital Transmission (AREA)
  • Cable Transmission Systems, Equalization Of Radio And Reduction Of Echo (AREA)
NL7710053A 1976-10-04 1977-09-14 Koppelketen. NL7710053A (nl)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7630658A FR2371840A1 (fr) 1976-10-04 1976-10-04 Circuit d'interface

Publications (1)

Publication Number Publication Date
NL7710053A true NL7710053A (nl) 1978-04-06

Family

ID=9178652

Family Applications (1)

Application Number Title Priority Date Filing Date
NL7710053A NL7710053A (nl) 1976-10-04 1977-09-14 Koppelketen.

Country Status (12)

Country Link
US (1) US4115660A (nl)
AU (1) AU509633B2 (nl)
BE (1) BE857998A (nl)
BR (1) BR7706625A (nl)
CA (1) CA1075840A (nl)
DE (1) DE2741681A1 (nl)
ES (1) ES462859A1 (nl)
FR (1) FR2371840A1 (nl)
GB (1) GB1577533A (nl)
IT (1) IT1115393B (nl)
NL (1) NL7710053A (nl)
SE (1) SE7711090L (nl)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL7802423A (nl) * 1978-03-06 1979-09-10 Philips Nv Voedingsinrichting voor een lijnstroomloop.
NL7802421A (nl) * 1978-03-06 1979-09-10 Philips Nv Voedingsschakeling voor een abonneelijnstroom- loop.
NL7903663A (nl) * 1979-05-10 1980-11-12 Philips Nv Versterker voor toepassing in een lijncircuit.
NL7903662A (nl) * 1979-05-10 1980-11-12 Philips Nv Lijncircuit.
NL7903664A (nl) * 1979-05-10 1980-11-12 Philips Nv Lijncircuit.
WO1981000658A1 (en) * 1979-08-31 1981-03-05 Electro Med Eng Pty Ltd Telephone line data isolator
EP0078355B1 (fr) * 1981-10-28 1985-07-31 International Business Machines Corporation Circuit d'interface comportant des moyens d'adaptation d'impédance
US4489222A (en) * 1982-09-13 1984-12-18 The Board Of Trustees Of The Leland Stanford, Junior University Telephone line interface
US4656659A (en) * 1985-07-18 1987-04-07 Itt Corporation Programmable ring signal generator
US4679132A (en) * 1985-08-08 1987-07-07 American Telephone And Telegraph Company, At&T Bell Laboratories Floating battery feed circuit using multifilar transformer
CA1283742C (en) * 1987-06-15 1991-04-30 Gyula Jakab Subscriber line interface circuit and transformer therefor

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2794857A (en) * 1953-07-28 1957-06-04 Westinghouse Air Brake Co Control circuit for communications apparatus
US3491207A (en) * 1965-10-07 1970-01-20 Superior Continental Corp Subscriber's two-wire line including carrier telephone communication system
US3577202A (en) * 1967-07-06 1971-05-04 Stromberg Carlson Corp Telephone hybrid arrangement with frequency separation for use with tdm systems
US4011410A (en) * 1973-11-13 1977-03-08 Thomas Robert M Communication system interface circuits

Also Published As

Publication number Publication date
SE7711090L (sv) 1978-04-05
DE2741681A1 (de) 1978-04-06
GB1577533A (en) 1980-10-22
BE857998A (fr) 1977-12-16
US4115660A (en) 1978-09-19
BR7706625A (pt) 1978-07-18
AU509633B2 (en) 1980-05-22
IT1115393B (it) 1986-02-03
CA1075840A (en) 1980-04-15
AU2887677A (en) 1979-03-22
FR2371840A1 (fr) 1978-06-16
FR2371840B1 (nl) 1982-05-14
ES462859A1 (es) 1978-06-01

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Legal Events

Date Code Title Description
BV The patent application has lapsed