BE442032A - - Google Patents

Info

Publication number
BE442032A
BE442032A BE442032DA BE442032A BE 442032 A BE442032 A BE 442032A BE 442032D A BE442032D A BE 442032DA BE 442032 A BE442032 A BE 442032A
Authority
BE
Belgium
Application number
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.)
Publication of BE442032A publication Critical patent/BE442032A/xx

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
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B3/00—Line transmission systems
    • H04B3/02—Details
    • H04B3/04—Control of transmission; Equalising
    • H04B3/06—Control of transmission; Equalising by the transmitted signal
    • H04B3/08—Control of transmission; Equalising by the transmitted signal in negative-feedback path of line amplifier

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Amplifiers (AREA)
BE442032D 1939-10-17 BE442032A (xx)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US299818A US2267286A (en) 1939-10-17 1939-10-17 Negative feedback amplifier

Publications (1)

Publication Number Publication Date
BE442032A true BE442032A (xx)

Family

ID=23156425

Family Applications (1)

Application Number Title Priority Date Filing Date
BE442032D BE442032A (xx) 1939-10-17

Country Status (3)

Country Link
US (1) US2267286A (xx)
BE (1) BE442032A (xx)
FR (1) FR870095A (xx)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2500424A (en) * 1947-12-03 1950-03-14 Bell Telephone Labor Inc Negative feedback amplifier
US2644044A (en) * 1949-05-28 1953-06-30 Automatic Elect Lab Voice current repeater
US2580097A (en) * 1949-12-17 1951-12-25 Bell Telephone Labor Inc System for testing cable repeater
US2935565A (en) * 1954-02-26 1960-05-03 Radio Ind Corp Sonic signalling and ranging apparatus for marine use

Also Published As

Publication number Publication date
FR870095A (fr) 1942-03-02
US2267286A (en) 1941-12-23

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