FR49495E - Electric wave translator systems - Google Patents

Electric wave translator systems

Info

Publication number
FR49495E
FR49495E FR49495DA FR49495E FR 49495 E FR49495 E FR 49495E FR 49495D A FR49495D A FR 49495DA FR 49495 E FR49495 E FR 49495E
Authority
FR
France
Prior art keywords
electric wave
translator systems
wave translator
systems
electric
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)
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.)
Thales SA
Original Assignee
Le Materiel Telephonique Thomson CSF
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 Le Materiel Telephonique Thomson CSF filed Critical Le Materiel Telephonique Thomson CSF
Application granted granted Critical
Publication of FR49495E publication Critical patent/FR49495E/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B3/00—Line transmission systems
    • H04B3/02—Details
    • H04B3/04—Control of transmission; Equalising
    • H04B3/10—Control of transmission; Equalising by pilot signal
    • H04B3/12—Control of transmission; Equalising by pilot signal in negative-feedback path of line amplifier
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03F—AMPLIFIERS
    • H03F1/00—Details of amplifiers with only discharge tubes, only semiconductor devices or only unspecified devices as amplifying elements
    • H03F1/34—Negative-feedback-circuit arrangements with or without positive feedback
    • H03F1/36—Negative-feedback-circuit arrangements with or without positive feedback in discharge-tube amplifiers
    • 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)
  • Power Engineering (AREA)
  • Amplifiers (AREA)
FR49495D 1936-12-05 1938-03-23 Electric wave translator systems Expired FR49495E (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US114390A US2209955A (en) 1936-12-05 1936-12-05 Wave translation system
GB32727/37A GB506791A (en) 1936-12-05 1937-11-26 Improvements in or relating to amplifying systems using negative feedback

Publications (1)

Publication Number Publication Date
FR49495E true FR49495E (en) 1939-05-01

Family

ID=26261532

Family Applications (2)

Application Number Title Priority Date Filing Date
FR833669D Expired FR833669A (en) 1936-12-05 1937-12-04 Electric wave translator systems
FR49495D Expired FR49495E (en) 1936-12-05 1938-03-23 Electric wave translator systems

Family Applications Before (1)

Application Number Title Priority Date Filing Date
FR833669D Expired FR833669A (en) 1936-12-05 1937-12-04 Electric wave translator systems

Country Status (4)

Country Link
US (1) US2209955A (en)
FR (2) FR833669A (en)
GB (1) GB506791A (en)
NL (1) NL52895C (en)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2451858A (en) * 1945-01-26 1948-10-19 Gen Electric Controlled frequency oscillator
BE488207A (en) * 1948-04-02
US2589184A (en) * 1949-09-13 1952-03-11 Bell Telephone Labor Inc Electronic impedance equalizer
US2646218A (en) * 1950-04-25 1953-07-21 Sperry Corp Distortionless electrical resolver
US3108157A (en) * 1959-06-15 1963-10-22 Bell Telephone Labor Inc Multiple station communication circuit
US3177303A (en) * 1960-10-07 1965-04-06 Budelman Electronics Corp Voice frequency hybrid telephone repeater
FR2823618B1 (en) * 2001-04-13 2003-05-30 Electricite De France STAGE OF A HIGH FREQUENCY CURRENT POWER GENERATOR
ES2362759B1 (en) * 2008-04-14 2012-06-06 Fundacio Privada Centre Tecnologic De Telecomunicacions De Catalunya PROCEDURE AND DEVICE OF DIGITAL COMMUNICATIONS FOR THE RECEIPT OF DATA USING QAM SYMBOLS.

Also Published As

Publication number Publication date
FR833669A (en) 1938-10-27
NL52895C (en) 1942-08-15
GB506791A (en) 1939-05-26
US2209955A (en) 1940-08-06

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