NL63520C - - Google Patents

Info

Publication number
NL63520C
NL63520C NL63520DA NL63520C NL 63520 C NL63520 C NL 63520C NL 63520D A NL63520D A NL 63520DA NL 63520 C NL63520 C NL 63520C
Authority
NL
Netherlands
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 NL63520C publication Critical patent/NL63520C/xx

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03C—MODULATION
    • H03C7/00—Modulating electromagnetic waves
    • H03C7/02—Modulating electromagnetic waves in transmission lines, waveguides, cavity resonators or radiation fields of antennas
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01P—WAVEGUIDES; RESONATORS, LINES, OR OTHER DEVICES OF THE WAVEGUIDE TYPE
    • H01P1/00—Auxiliary devices
    • H01P1/10—Auxiliary devices for switching or interrupting
    • H01P1/12—Auxiliary devices for switching or interrupting by mechanical chopper
    • H01P1/122—Waveguide switches
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01P—WAVEGUIDES; RESONATORS, LINES, OR OTHER DEVICES OF THE WAVEGUIDE TYPE
    • H01P1/00—Auxiliary devices
    • H01P1/20—Frequency-selective devices, e.g. filters
    • H01P1/207—Hollow waveguide filters
    • H01P1/209—Hollow waveguide filters comprising one or more branching arms or cavities wholly outside the main waveguide

Landscapes

  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Control Of Motors That Do Not Use Commutators (AREA)
  • Surgical Instruments (AREA)
NL63520D 1941-12-10 NL63520C (en:Method)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US422408A US2396044A (en) 1941-12-10 1941-12-10 Switching device

Publications (1)

Publication Number Publication Date
NL63520C true NL63520C (en:Method)

Family

ID=23674748

Family Applications (1)

Application Number Title Priority Date Filing Date
NL63520D NL63520C (en:Method) 1941-12-10

Country Status (4)

Country Link
US (1) US2396044A (en:Method)
FR (1) FR938570A (en:Method)
GB (1) GB608839A (en:Method)
NL (1) NL63520C (en:Method)

Families Citing this family (84)

* Cited by examiner, † Cited by third party
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US2480829A (en) * 1942-01-29 1949-09-06 Research Corp Radio direction indicating apparatus
GB582088A (en) * 1942-08-14 1946-11-05 Edward Cecil Cork Improvements in or relating to electromagnetic wave guides
BE482949A (en:Method) * 1942-09-15
US2446982A (en) * 1943-02-08 1948-08-10 Us Navy Apparatus for broad-band radio transmission
US2415242A (en) * 1943-02-25 1947-02-04 Rca Corp Switching in wave guide transmission system
US2637780A (en) * 1943-05-06 1953-05-05 Us Navy Protective electric breakdown device
US2423508A (en) * 1943-05-25 1947-07-08 Rca Corp Wave guide switching device
GB589958A (en) * 1943-08-27 1947-07-04 John Douglas Cockcroft Improvements in or relating to radio transmission and reception
US2574433A (en) * 1943-10-01 1951-11-06 Roger E Clapp System for directional interchange of energy between wave guides and free space
US2466136A (en) * 1943-11-16 1949-04-05 Raytheon Mfg Co Electrical protective device
US2527477A (en) * 1944-02-01 1950-10-24 Roger E Clapp Control of the velocity of phase propagation of electric waves in wave guides
BE459248A (en:Method) * 1944-03-02
US2484822A (en) * 1944-04-24 1949-10-18 Sperry Corp Switching apparatus for ultra high frequencies
FR991681A (fr) * 1944-04-27 1951-10-09 Csf Guides à retard en ondes décimétriques
GB586317A (en) * 1944-05-18 1947-03-14 John Collard Improvements in or relating to the coupling of electric waveguides
US2567701A (en) * 1944-06-02 1951-09-11 Gen Electric Ultra high frequency coupling device for wave guides
US2577118A (en) * 1944-06-02 1951-12-04 Gen Electric Wave guide filter
US2496772A (en) * 1944-07-12 1950-02-07 Philco Corp Cavity resonator
US2500430A (en) * 1944-07-28 1950-03-14 Bell Telephone Labor Inc Cavity resonator oscillator device
US2456305A (en) * 1944-09-22 1948-12-14 Western Electric Co Closure device for crystal converters
US2563990A (en) * 1944-09-23 1951-08-14 Bell Telephone Labor Inc Wave guide switching arrangement
US2505557A (en) * 1944-10-10 1950-04-25 Us Sec War Wave guide attenuator for amplitude modulation of radio waves
GB628956A (en) * 1944-10-26 1949-09-08 Csf Improvements in or relating to devices for landing aircraft by means of ultra-high frequency signals
US2480189A (en) * 1944-10-30 1949-08-30 Us Sec War Antenna system
US2480181A (en) * 1945-01-24 1949-08-30 Us Sec War Directive high-frequency antenna
US2495219A (en) * 1945-01-24 1950-01-24 Bell Telephone Labor Inc Directional antenna system
US2576943A (en) * 1945-01-31 1951-12-04 Sperry Corp Wave guide modulation apparatus
US2461158A (en) * 1945-02-08 1949-02-08 Lowell M Hollingsworth Radio protective device
NL73356C (en:Method) * 1945-02-21
US2573148A (en) * 1945-04-03 1951-10-30 Bell Telephone Labor Inc Tunable resonance chamber
US2521524A (en) * 1945-04-27 1950-09-05 Bell Telephone Labor Inc Directional antenna system
US2605356A (en) * 1945-05-09 1952-07-29 George L Ragan Radio-frequency power divider circuit
US2543425A (en) * 1945-06-14 1951-02-27 Malcom W P Strandberg Squeezable wave guide for line stretching
US2688120A (en) * 1945-07-09 1954-08-31 Us Sec War Antitransmit-receive switch
US2703841A (en) * 1945-08-01 1955-03-08 Edward M Purcell Antenna
US2544715A (en) * 1945-08-30 1951-03-13 Sperry Corp Wave guide modulating and switching apparatus
US2711517A (en) * 1945-09-14 1955-06-21 Krutter Harry Corrugated wave guide
US2617937A (en) * 1945-09-14 1952-11-11 Lester C Van Atta Flared horn wave guide antenna
US2573746A (en) * 1945-09-19 1951-11-06 Honorary Advisory Council Sci Directive antenna for microwaves
US2548816A (en) * 1945-09-19 1951-04-10 William M Preston Frequency stabilization of magnetrons
US2457695A (en) * 1945-09-24 1948-12-28 Sylvania Electric Prod Ultra high frequency apparatus for inspection of sheet and other materials
US2619539A (en) * 1945-10-03 1952-11-25 Roberto M Fano Mode changer
US2653300A (en) * 1945-10-10 1953-09-22 Louis D Smullin Wide band transmit receive switch
US2630533A (en) * 1945-10-10 1953-03-03 Melvin A Herlin Magnetron frequency stabilization apparatus
US2553649A (en) * 1945-10-22 1951-05-22 Richard G Garfitt Wave guide regulator
US2630489A (en) * 1945-11-06 1953-03-03 Bell Telephone Labor Inc Wave guide joint
US2599905A (en) * 1945-11-29 1952-06-10 Us Navy Modulator
US2572088A (en) * 1945-12-22 1951-10-23 Sperry Corp Ultra high frequency coded transmitter system utilizing stored energy received by the system
US2781493A (en) * 1945-12-27 1957-02-12 Bruce B Cork Cavity resonator devices
US2648003A (en) * 1946-01-07 1953-08-04 Us Navy Vernier scanner
US2597607A (en) * 1946-02-07 1952-05-20 Raytheon Mfg Co Apparatus for measuring distance
US2791691A (en) * 1946-02-27 1957-05-07 Robert V Pound Crystal mounts
BE472577A (en:Method) * 1946-04-26
US2577511A (en) * 1946-05-24 1951-12-04 Seymour B Cohn Tunable radio frequency filter
US2500637A (en) * 1946-06-01 1950-03-14 Bell Telephone Labor Inc Frequency selective electrical device
US2547539A (en) * 1946-06-27 1951-04-03 Bell Telephone Labor Inc Signal wave duplexing system
FR958778A (en:Method) * 1946-08-21 1950-03-17
US2617032A (en) * 1946-10-18 1952-11-04 Donald K Allison Navigational device
US2587055A (en) * 1946-12-06 1952-02-26 Bell Telephone Labor Inc Electrical cavity resonator for microwaves
US2613251A (en) * 1947-02-11 1952-10-07 Polytechnic Inst Brooklyn Resistance comparator
GB637109A (en) * 1947-04-17 1950-05-10 Charles Walter Miller Improvements relating to electromagnetic waveguides
NL143611B (nl) * 1947-12-05 Ciba Geigy Werkwijze ter bereiding van in water onoplosbare monoazokleurstoffen, die derivaten zijn van eventueel in de benzeenkernen verder gesubstitueerd 2,4-dinitro2'-acylamino-4'-gesubstitueerd-amino-azobenzeen, alsmede werkwijze voor het verven van synthetische vezels met behulp van deze kleurstoffen.
US2638544A (en) * 1948-09-15 1953-05-12 Raytheon Television And Radio Cavity tuner
US2656533A (en) * 1948-10-28 1953-10-20 Westinghouse Electric Corp Performance indicator arrangement for wave energy systems
US2724775A (en) * 1949-06-30 1955-11-22 Univ Leland Stanford Junior High frequency oscillators
US2637787A (en) * 1949-12-02 1953-05-05 Collins Radio Co Transmission line switch
US2623120A (en) * 1950-04-20 1952-12-23 Bell Telephone Labor Inc Microwave filter
US2671884A (en) * 1950-09-19 1954-03-09 Gen Precision Lab Inc Microwave magnetic control
US2634332A (en) * 1951-01-24 1953-04-07 Gen Precision Lab Inc Microwave power divider
US2770778A (en) * 1951-04-27 1956-11-13 Rca Corp Slot coupling for tangent circular waveguide structures
US2647951A (en) * 1951-12-29 1953-08-04 Gen Precision Lab Inc Microwave power divider and switch
US2647950A (en) * 1951-12-29 1953-08-04 Gen Precision Lab Inc Microwave phase shifter
US2803817A (en) * 1952-08-18 1957-08-20 Francis A Marasco Radar antenna lobing power-divider
FR1094851A (fr) * 1953-07-03 1955-05-25 Csf Perfectionnements aux filtres réglables d'hyperfréquences
US2869081A (en) * 1955-05-11 1959-01-13 Wallis L Teeter High power broadband waveguide switch
US2982963A (en) * 1955-11-18 1961-05-02 David P Flood Radio frequency phase shifting band pass network
DE1277391B (de) * 1959-03-21 1968-09-12 Telefunken Patent Umschalteinrichtung fuer Mikrowellengeraete
US3215955A (en) * 1964-06-01 1965-11-02 Motorola Inc Waveguide switching by variable tuning of a cavity which shunts a band-pass filter
US3569874A (en) * 1967-08-28 1971-03-09 Nippon Electric Co Microwave switching device employing a reed switch element
US3739306A (en) * 1970-09-03 1973-06-12 Bunker Ramo Microwave coaxial switch
US3748423A (en) * 1971-03-16 1973-07-24 Matsushita Electric Industrial Co Ltd Microwave oven interpose system for control of environmental radiation
US3764769A (en) * 1972-03-22 1973-10-09 Gen Diode Corp Microwave oven apparatus
KR0151824B1 (ko) * 1995-10-14 1998-11-02 정명식 도파관 밸브
CN107634289A (zh) * 2017-09-12 2018-01-26 中国电子科技集团公司第四十研究所 一种非旋转式机械波导开关

Also Published As

Publication number Publication date
FR938570A (fr) 1948-10-19
US2396044A (en) 1946-03-05
GB608839A (en) 1948-09-21

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