BE484647A - - Google Patents

Info

Publication number
BE484647A
BE484647A BE484647DA BE484647A BE 484647 A BE484647 A BE 484647A BE 484647D A BE484647D A BE 484647DA BE 484647 A BE484647 A BE 484647A
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 BE484647A publication Critical patent/BE484647A/xx

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03D—DEMODULATION OR TRANSFERENCE OF MODULATION FROM ONE CARRIER TO ANOTHER
    • H03D3/00—Demodulation of angle-, frequency- or phase- modulated oscillations
    • H03D3/02—Demodulation of angle-, frequency- or phase- modulated oscillations by detecting phase difference between two signals obtained from input signal
    • H03D3/22—Demodulation of angle-, frequency- or phase- modulated oscillations by detecting phase difference between two signals obtained from input signal by means of active elements with more than two electrodes to which two signals are applied derived from the signal to be demodulated and having a phase difference related to the frequency deviation, e.g. phase detector
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J19/00—Details of vacuum tubes of the types covered by group H01J21/00
    • H01J19/02—Electron-emitting electrodes; Cathodes
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J21/00—Vacuum tubes
    • H01J21/02—Tubes with a single discharge path
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J2893/00—Discharge tubes and lamps
    • H01J2893/0001—Electrodes and electrode systems suitable for discharge tubes or lamps

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Particle Accelerators (AREA)
  • Microwave Tubes (AREA)
BE484647D 1947-09-03 BE484647A (ko)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL266765X 1947-09-03

Publications (1)

Publication Number Publication Date
BE484647A true BE484647A (ko)

Family

ID=19781765

Family Applications (1)

Application Number Title Priority Date Filing Date
BE484647D BE484647A (ko) 1947-09-03

Country Status (7)

Country Link
US (1) US2760067A (ko)
BE (1) BE484647A (ko)
CH (1) CH266765A (ko)
DE (1) DE826760C (ko)
FR (1) FR988495A (ko)
GB (1) GB679176A (ko)
NL (1) NL71107C (ko)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE969436C (de) * 1951-04-26 1958-06-04 Lorenz C Ag Anordnung zur Demodulation frequenz- oder phasenmodulierter Schwingungen

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2086271A (en) * 1934-07-04 1937-07-06 Telefunken Gmbh Electron discharge device
NL45032C (ko) * 1934-12-27
NL46575C (ko) * 1935-01-31
US2090218A (en) * 1935-06-25 1937-08-17 Hygrade Sylvania Corp Electron discharge device
BE426298A (ko) * 1937-02-12
US2286337A (en) * 1937-11-27 1942-06-16 Telefunken Gmbh Negative feedback circuit
US2228980A (en) * 1938-09-27 1941-01-14 Telefunken Gmbh Electron discharge device
US2235498A (en) * 1940-01-11 1941-03-18 Rca Corp Electron discharge device
BE469561A (ko) * 1942-05-06
US2379764A (en) * 1942-06-06 1945-07-03 Rca Corp Frequency modulation detection
US2441254A (en) * 1945-08-04 1948-05-11 Remco Electronic Inc Symmetrical space charge tube
US2460062A (en) * 1945-11-23 1949-01-25 Philco Corp Grid controlled electron tube

Also Published As

Publication number Publication date
US2760067A (en) 1956-08-21
FR988495A (fr) 1951-08-28
DE826760C (de) 1952-01-03
GB679176A (en) 1952-09-17
CH266765A (de) 1950-02-15
NL71107C (ko)

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