FR2089300A5 - - Google Patents

Info

Publication number
FR2089300A5
FR2089300A5 FR7112254A FR7112254A FR2089300A5 FR 2089300 A5 FR2089300 A5 FR 2089300A5 FR 7112254 A FR7112254 A FR 7112254A FR 7112254 A FR7112254 A FR 7112254A FR 2089300 A5 FR2089300 A5 FR 2089300A5
Authority
FR
France
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
FR7112254A
Other languages
French (fr)
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.)
International Standard Electric Corp
Original Assignee
International Standard Electric Corp
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 International Standard Electric Corp filed Critical International Standard Electric Corp
Application granted granted Critical
Publication of FR2089300A5 publication Critical patent/FR2089300A5/fr
Expired 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
    • H04B1/583—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 bridge network

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Cable Transmission Systems, Equalization Of Radio And Reduction Of Echo (AREA)
  • Devices For Supply Of Signal Current (AREA)
FR7112254A 1970-04-10 1971-04-07 Expired FR2089300A5 (fi)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB1721270 1970-04-10

Publications (1)

Publication Number Publication Date
FR2089300A5 true FR2089300A5 (fi) 1972-01-07

Family

ID=10091190

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7112254A Expired FR2089300A5 (fi) 1970-04-10 1971-04-07

Country Status (3)

Country Link
DE (1) DE2117292C3 (fi)
FR (1) FR2089300A5 (fi)
GB (1) GB1257878A (fi)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
IT1024529B (it) * 1974-03-21 1978-07-20 Sits Soc It Telecom Siemens Forchetta telefonica simmetrica
AT386307B (de) * 1986-05-23 1988-08-10 Siemens Ag Oesterreich Fernsprechteilnehmerschaltung
FR2677196A1 (fr) * 1991-05-31 1992-12-04 Sgs Thomson Microelectronics Convertisseur differentiel passif deux fils/quatre fils.

Also Published As

Publication number Publication date
DE2117292A1 (de) 1971-10-28
GB1257878A (fi) 1971-12-22
DE2117292C3 (de) 1978-09-28
DE2117292B2 (de) 1978-02-16

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Legal Events

Date Code Title Description
ST Notification of lapse