FR448293A - Compensating device for telephone circuits - Google Patents

Compensating device for telephone circuits

Info

Publication number
FR448293A
FR448293A FR448293DA FR448293A FR 448293 A FR448293 A FR 448293A FR 448293D A FR448293D A FR 448293DA FR 448293 A FR448293 A FR 448293A
Authority
FR
France
Prior art keywords
compensating device
telephone circuits
telephone
circuits
compensating
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
French (fr)
Inventor
Sidney George Brown
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Application granted granted Critical
Publication of FR448293A publication Critical patent/FR448293A/en
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

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
FR448293D 1912-09-13 1912-09-13 Compensating device for telephone circuits Expired FR448293A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR448293T 1912-09-13

Publications (1)

Publication Number Publication Date
FR448293A true FR448293A (en) 1913-01-27

Family

ID=1488919

Family Applications (1)

Application Number Title Priority Date Filing Date
FR448293D Expired FR448293A (en) 1912-09-13 1912-09-13 Compensating device for telephone circuits

Country Status (1)

Country Link
FR (1) FR448293A (en)

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