FR855390A - Electric wave transmission systems - Google Patents

Electric wave transmission systems

Info

Publication number
FR855390A
FR855390A FR855390DA FR855390A FR 855390 A FR855390 A FR 855390A FR 855390D A FR855390D A FR 855390DA FR 855390 A FR855390 A FR 855390A
Authority
FR
France
Prior art keywords
wave transmission
electric wave
transmission systems
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 FR855390A publication Critical patent/FR855390A/en
Expired legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10B—DESTRUCTIVE DISTILLATION OF CARBONACEOUS MATERIALS FOR PRODUCTION OF GAS, COKE, TAR, OR SIMILAR MATERIALS
    • C10B27/00—Arrangements for withdrawal of the distillation gases
    • C10B27/06—Conduit details, e.g. valves
    • 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
    • H03—ELECTRONIC CIRCUITRY
    • H03F—AMPLIFIERS
    • H03F3/00—Amplifiers with only discharge tubes or only semiconductor devices as amplifying elements
    • H03F3/66—Amplifiers simultaneously generating oscillations of one frequency and amplifying signals of another frequency
    • 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)
  • Chemical & Material Sciences (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Power Engineering (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Materials Engineering (AREA)
  • Organic Chemistry (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Amplifiers (AREA)
  • Coils Or Transformers For Communication (AREA)
FR855390D 1938-05-27 1939-05-26 Electric wave transmission systems Expired FR855390A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US210333A US2245565A (en) 1938-05-27 1938-05-27 Wave translating system

Publications (1)

Publication Number Publication Date
FR855390A true FR855390A (en) 1940-05-09

Family

ID=22782491

Family Applications (1)

Application Number Title Priority Date Filing Date
FR855390D Expired FR855390A (en) 1938-05-27 1939-05-26 Electric wave transmission systems

Country Status (5)

Country Link
US (1) US2245565A (en)
DE (1) DE875213C (en)
FR (1) FR855390A (en)
GB (1) GB528151A (en)
NL (1) NL54676C (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2589184A (en) * 1949-09-13 1952-03-11 Bell Telephone Labor Inc Electronic impedance equalizer

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2589184A (en) * 1949-09-13 1952-03-11 Bell Telephone Labor Inc Electronic impedance equalizer

Also Published As

Publication number Publication date
NL54676C (en)
DE875213C (en) 1953-04-30
GB528151A (en) 1940-10-23
US2245565A (en) 1941-06-17

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