BE876333A - Circuit hybride pour une liaison deux-quatre fils a reglage automatique - Google Patents

Circuit hybride pour une liaison deux-quatre fils a reglage automatique

Info

Publication number
BE876333A
BE876333A BE0/195226A BE195226A BE876333A BE 876333 A BE876333 A BE 876333A BE 0/195226 A BE0/195226 A BE 0/195226A BE 195226 A BE195226 A BE 195226A BE 876333 A BE876333 A BE 876333A
Authority
BE
Belgium
Prior art keywords
automatically adjusted
hybrid circuit
wire automatically
adjusted link
link
Prior art date
Application number
BE0/195226A
Other languages
English (en)
French (fr)
Original Assignee
Philips Nv
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 Philips Nv filed Critical Philips Nv
Publication of BE876333A publication Critical patent/BE876333A/xx

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04Q—SELECTING
    • H04Q3/00—Selecting arrangements
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
    • H04B1/38—Transceivers, i.e. devices in which transmitter and receiver form a structural unit and in which at least one part is used for functions of transmitting and receiving
    • H04B1/40—Circuits
    • H04B1/54—Circuits using the same frequency for two directions of communication
    • H04B1/58—Hybrid arrangements, i.e. arrangements for transition from single-path two-direction transmission to single-direction transmission on each of two paths or vice versa
    • H04B1/581—Hybrid arrangements, i.e. arrangements for transition from single-path two-direction transmission to single-direction transmission on each of two paths or vice versa using a transformer
    • H04B1/582—Hybrid arrangements, i.e. arrangements for transition from single-path two-direction transmission to single-direction transmission on each of two paths or vice versa using a transformer with automatic balancing
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M3/00—Automatic or semi-automatic exchanges
    • H04M3/005—Interface circuits for subscriber lines

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Power Engineering (AREA)
  • Interface Circuits In Exchanges (AREA)
  • Cable Transmission Systems, Equalization Of Radio And Reduction Of Echo (AREA)
  • Devices For Supply Of Signal Current (AREA)
BE0/195226A 1978-05-19 1979-05-17 Circuit hybride pour une liaison deux-quatre fils a reglage automatique BE876333A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL7805416BA NL7805416A (nl) 1978-05-19 1978-05-19 Zelf-instellende vorkschakeling.

Publications (1)

Publication Number Publication Date
BE876333A true BE876333A (fr) 1979-11-19

Family

ID=19830865

Family Applications (1)

Application Number Title Priority Date Filing Date
BE0/195226A BE876333A (fr) 1978-05-19 1979-05-17 Circuit hybride pour une liaison deux-quatre fils a reglage automatique

Country Status (10)

Country Link
US (1) US4297536A (xx)
JP (1) JPS54152838A (xx)
AU (1) AU522349B2 (xx)
BE (1) BE876333A (xx)
CA (1) CA1137665A (xx)
DE (1) DE2919652C2 (xx)
FR (1) FR2426365A1 (xx)
GB (1) GB2021362B (xx)
NL (1) NL7805416A (xx)
SE (1) SE438758B (xx)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5733844A (en) * 1980-08-08 1982-02-24 Toshiba Corp Echo cancelling device
SE426127B (sv) * 1981-04-24 1982-12-06 Ericsson Telefon Ab L M Likstromsmagnetiserad gaffeltransformator
SE450677B (sv) * 1982-04-01 1987-07-13 Ericsson Telefon Ab L M Matningskrets ingaende i en likstromsmagnetiserad gaffeltransformator
JPS5853233A (ja) * 1981-09-25 1983-03-29 Fujitsu Ltd 平衡結線網整合方式
DE3533762A1 (de) * 1985-09-21 1987-04-02 Ant Nachrichtentech Schaltungsanordnung zum anschluss eines teilnehmerendgeraetes an teilnehmeranschlussleitung
US5271060A (en) * 1990-01-12 1993-12-14 Codex Corporation Circuitry for interfacing telecommunications equipment to a communication channel
US8204094B2 (en) * 2009-04-21 2012-06-19 Innova, Inc. Scalable, efficient laser systems
US9948004B2 (en) 2014-07-01 2018-04-17 Telefonaktiebolaget Lm Ericsson (Publ) Hybrid coil circuit

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1249948B (de) * 1967-09-14 Siemens Aktiengesellschaft, Berlin und München, München Schaltungsanordnung zum vierdrahtmäßigen Zusammenschalten von Leitungsabschnitten in Fernmelde-, insbesondere Fernsprechanlagen
US2302374A (en) * 1941-02-25 1942-11-17 Bell Telephone Labor Inc Two-way signal transmission system
NL64921C (xx) * 1942-10-24
NL269763A (xx) * 1960-09-30
US3178521A (en) * 1962-11-15 1965-04-13 Bell Telephone Labor Inc Dynamically balanced telephone network
GB1115216A (en) * 1967-02-28 1968-05-29 Standard Telephones Cables Ltd Hybrid transformer
GB1210152A (en) * 1967-07-18 1970-10-28 Int Standard Electric Corp Hybrid unit
FR2160308B1 (xx) * 1971-11-19 1977-01-28 Labo Cent Telecommunicat
US3875350A (en) * 1973-11-05 1975-04-01 Gte Automatic Electric Lab Inc Self-balancing hybrid circuit
US4004109A (en) * 1975-05-09 1977-01-18 Boxall Frank S Hybrid circuit
US4150260A (en) * 1975-06-18 1979-04-17 Hitachi, Ltd. Subscriber's circuit for four-wire-system local switch
DE2714803B1 (de) * 1977-04-02 1978-08-03 Standard Elek K Lorenz Ag Gabelschaltung zur Zweidraht-Vollduplexuebertragung von Digitalsignalen
US4103118A (en) * 1977-05-02 1978-07-25 Synanon Foundation, Inc. Autobalance hybrid circuit
US4096362A (en) * 1977-06-20 1978-06-20 Bell Telephone Laboratories, Incorporated Automatic cable balancing network

Also Published As

Publication number Publication date
US4297536A (en) 1981-10-27
CA1137665A (en) 1982-12-14
DE2919652C2 (de) 1986-05-07
FR2426365A1 (fr) 1979-12-14
FR2426365B1 (xx) 1984-04-20
NL7805416A (nl) 1979-11-21
SE7904303L (sv) 1979-11-20
AU522349B2 (en) 1982-05-27
JPS54152838A (en) 1979-12-01
SE438758B (sv) 1985-04-29
AU4709179A (en) 1979-11-22
DE2919652A1 (de) 1979-11-22
GB2021362A (en) 1979-11-28
GB2021362B (en) 1982-08-25

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Legal Events

Date Code Title Description
RE Patent lapsed

Owner name: N.V. PHILIPS' GLOEILAMPENFABRIEKEN

Effective date: 19860531