FR868497A - Dispositif pour montage à quatre fils pour circuit interurbain - Google Patents

Dispositif pour montage à quatre fils pour circuit interurbain

Info

Publication number
FR868497A
FR868497A FR868497DA FR868497A FR 868497 A FR868497 A FR 868497A FR 868497D A FR868497D A FR 868497DA FR 868497 A FR868497 A FR 868497A
Authority
FR
France
Prior art keywords
wire connection
trunk circuit
trunk
circuit
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
Other languages
English (en)
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.)
Alcatel Lucent Deutschland AG
C Lorenz AG
Original Assignee
Standard Elektrik Lorenz AG
C Lorenz AG
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 Standard Elektrik Lorenz AG, C Lorenz AG filed Critical Standard Elektrik Lorenz AG
Application granted granted Critical
Publication of FR868497A publication Critical patent/FR868497A/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
    • H04B1/50—Circuits using different frequencies for the two directions of communication
    • H04B1/52—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

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
FR868497D 1939-12-08 1940-12-28 Dispositif pour montage à quatre fils pour circuit interurbain Expired FR868497A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE216835X 1939-12-08

Publications (1)

Publication Number Publication Date
FR868497A true FR868497A (fr) 1941-12-31

Family

ID=5830411

Family Applications (1)

Application Number Title Priority Date Filing Date
FR868497D Expired FR868497A (fr) 1939-12-08 1940-12-28 Dispositif pour montage à quatre fils pour circuit interurbain

Country Status (2)

Country Link
CH (1) CH216835A (fr)
FR (1) FR868497A (fr)

Also Published As

Publication number Publication date
CH216835A (de) 1941-09-15

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