FR1143710A - Détecteur d'ondes ultra-courtes - Google Patents

Détecteur d'ondes ultra-courtes

Info

Publication number
FR1143710A
FR1143710A FR1143710DA FR1143710A FR 1143710 A FR1143710 A FR 1143710A FR 1143710D A FR1143710D A FR 1143710DA FR 1143710 A FR1143710 A FR 1143710A
Authority
FR
France
Prior art keywords
ultra
wave detector
short wave
short
detector
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
English (en)
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.)
AT&T Corp
Original Assignee
Western Electric Co Inc
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 Western Electric Co Inc filed Critical Western Electric Co Inc
Application granted granted Critical
Publication of FR1143710A publication Critical patent/FR1143710A/fr
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03C—MODULATION
    • H03C5/00—Amplitude modulation and angle modulation produced simultaneously or at will by the same modulating signal
    • H03C5/02—Amplitude modulation and angle modulation produced simultaneously or at will by the same modulating signal by means of transit-time tube
    • H03C5/04—Amplitude modulation and angle modulation produced simultaneously or at will by the same modulating signal by means of transit-time tube the tube being a magnetron
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J23/00—Details of transit-time tubes of the types covered by group H01J25/00
    • H01J23/02—Electrodes; Magnetic control means; Screens
    • H01J23/08—Focusing arrangements, e.g. for concentrating stream of electrons, for preventing spreading of stream
    • H01J23/087—Magnetic focusing arrangements
    • H01J23/0873—Magnetic focusing arrangements with at least one axial-field reversal along the interaction space, e.g. P.P.M. focusing
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J25/00—Transit-time tubes, e.g. klystrons, travelling-wave tubes, magnetrons
    • H01J25/34—Travelling-wave tubes; Tubes in which a travelling wave is simulated at spaced gaps
    • H01J25/36—Tubes in which an electron stream interacts with a wave travelling along a delay line or equivalent sequence of impedance elements, and without magnet system producing an H-field crossing the E-field
    • H01J25/38—Tubes in which an electron stream interacts with a wave travelling along a delay line or equivalent sequence of impedance elements, and without magnet system producing an H-field crossing the E-field the forward travelling wave being utilised
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03D—DEMODULATION OR TRANSFERENCE OF MODULATION FROM ONE CARRIER TO ANOTHER
    • H03D1/00—Demodulation of amplitude-modulated oscillations
    • H03D1/26—Demodulation of amplitude-modulated oscillations by means of transit-time tubes

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Microwave Tubes (AREA)
  • Particle Accelerators (AREA)
FR1143710D 1954-12-14 1955-12-14 Détecteur d'ondes ultra-courtes Expired FR1143710A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US475232A US2814779A (en) 1954-12-14 1954-12-14 Microwave detector

Publications (1)

Publication Number Publication Date
FR1143710A true FR1143710A (fr) 1957-10-04

Family

ID=23886741

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1143710D Expired FR1143710A (fr) 1954-12-14 1955-12-14 Détecteur d'ondes ultra-courtes

Country Status (3)

Country Link
US (1) US2814779A (fr)
FR (1) FR1143710A (fr)
GB (1) GB800580A (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2518802A1 (fr) * 1981-12-22 1983-06-24 Thomson Csf Ligne a retard pour tube a onde progressive

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL197957C (fr) * 1954-08-05
US3050657A (en) * 1955-01-12 1962-08-21 Gen Electric Slow wave structures
US2919374A (en) * 1955-07-05 1959-12-29 Sylvania Electric Prod Improved traveling wave tube amplifier
US2993139A (en) * 1957-10-01 1961-07-18 Gen Electric Microwave modulator device
US2958001A (en) * 1959-05-27 1960-10-25 Bell Telephone Labor Inc Parametric amplifier
US3128433A (en) * 1960-04-07 1964-04-07 Gen Electric T.w.t. frequency changer utilizing induced generation of modulation signal
US3231741A (en) * 1962-09-13 1966-01-25 Anthony E Siegman Light signal receiver systems employing heterodyne conversion and microwave amplification
US3398314A (en) * 1964-11-18 1968-08-20 Westinghouse Electric Corp Traveling wave tube having means for removing slow electrons from electron beam
GB9005245D0 (en) * 1990-03-08 1990-05-02 Eev Ltd High frequency amplifying apparatus

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2296355A (en) * 1938-05-23 1942-09-22 Rca Corp High frequency oscillator tube
US2362209A (en) * 1940-07-13 1944-11-07 Int Standard Electric Corp Ultra-high-frequency receiver
US2407298A (en) * 1942-12-15 1946-09-10 Bell Telephone Labor Inc Electron discharge apparatus
NL135247C (fr) * 1946-10-22

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2518802A1 (fr) * 1981-12-22 1983-06-24 Thomson Csf Ligne a retard pour tube a onde progressive

Also Published As

Publication number Publication date
US2814779A (en) 1957-11-26
GB800580A (en) 1958-08-27

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