FR2457041A1 - Termineur pour installations telephoniques - Google Patents

Termineur pour installations telephoniques

Info

Publication number
FR2457041A1
FR2457041A1 FR8010460A FR8010460A FR2457041A1 FR 2457041 A1 FR2457041 A1 FR 2457041A1 FR 8010460 A FR8010460 A FR 8010460A FR 8010460 A FR8010460 A FR 8010460A FR 2457041 A1 FR2457041 A1 FR 2457041A1
Authority
FR
France
Prior art keywords
terminator
transmission channel
telephone installations
impedance
channel
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.)
Withdrawn
Application number
FR8010460A
Other languages
English (en)
Inventor
Eise Carel Kijkmans
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.)
Koninklijke Philips NV
Original Assignee
Philips Gloeilampenfabrieken 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 Gloeilampenfabrieken NV filed Critical Philips Gloeilampenfabrieken NV
Publication of FR2457041A1 publication Critical patent/FR2457041A1/fr
Withdrawn legal-status Critical Current

Links

Classifications

    • 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
    • H04B1/586—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 an electronic circuit

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Cable Transmission Systems, Equalization Of Radio And Reduction Of Echo (AREA)
  • Interface Circuits In Exchanges (AREA)
  • Amplifiers (AREA)

Abstract

TERMINEUR MUNI D'UN AMPLIFICATEUR DE COURANT 2 QUI EST BRANCHE ENTRE LA VOIE DE RECEPTION O ET LA VOIE D'EMISSION 2 D'UN CIRCUIT DE TRANSMISSION A QUATRE FILS ET DONT LA SORTIE COMMUNE 3 EST RACCORDEE A UNE VOIE DE TRANSMISSION BIDIRECTIONNELLE T ET A L'IMPEDANCE D'EQUILIBRAGE 5, UN TRANSFORMATEUR D'IMPEDANCE 7 ETANT BRANCHE ENTRE L'AUTRE EXTREMITE SOIT DE L'IMPEDANCE D'EQUILIBRAGE 5 SOIT DE LA VOIE DE TRANSMISSION BIDIRECTIONNELLE T. LE TERMINEUR REALISE DE LA SORTE EST SIMPLE. APPLICATION: EQUIPEMENTS TELEPHONIQUES.
FR8010460A 1979-05-15 1980-05-09 Termineur pour installations telephoniques Withdrawn FR2457041A1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL7903797A NL7903797A (nl) 1979-05-15 1979-05-15 Vorkschakeling.

Publications (1)

Publication Number Publication Date
FR2457041A1 true FR2457041A1 (fr) 1980-12-12

Family

ID=19833186

Family Applications (1)

Application Number Title Priority Date Filing Date
FR8010460A Withdrawn FR2457041A1 (fr) 1979-05-15 1980-05-09 Termineur pour installations telephoniques

Country Status (6)

Country Link
US (1) US4346267A (fr)
JP (1) JPS55153434A (fr)
DE (1) DE3018234A1 (fr)
FR (1) FR2457041A1 (fr)
GB (1) GB2050774A (fr)
NL (1) NL7903797A (fr)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4595802A (en) * 1983-11-29 1986-06-17 Northern Telecom Limited Hybrid circuit
DE3640127A1 (de) * 1986-11-25 1988-06-01 Standard Elektrik Lorenz Ag Elektronische gabelschaltung
US5249225A (en) * 1991-10-25 1993-09-28 Coherent Communications Systems Corp. Self-balancing hybrid using digitally programmable attenuator for variable impedance elements
JP5578070B2 (ja) * 2010-12-24 2014-08-27 ソニー株式会社 全二重伝送回路、及び電子機器

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2063475A5 (fr) * 1969-10-17 1971-07-09 Labo Cent Telecommunicat
NL7208148A (fr) * 1972-06-15 1973-12-18

Also Published As

Publication number Publication date
JPS55153434A (en) 1980-11-29
GB2050774A (en) 1981-01-07
US4346267A (en) 1982-08-24
NL7903797A (nl) 1980-11-18
DE3018234A1 (de) 1980-11-27

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Legal Events

Date Code Title Description
ST Notification of lapse