FR973449A - Ultra-high frequency electro-magnetic wave transmitter device - Google Patents

Ultra-high frequency electro-magnetic wave transmitter device

Info

Publication number
FR973449A
FR973449A FR973449DA FR973449A FR 973449 A FR973449 A FR 973449A FR 973449D A FR973449D A FR 973449DA FR 973449 A FR973449 A FR 973449A
Authority
FR
France
Prior art keywords
ultra
high frequency
transmitter device
wave transmitter
magnetic wave
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.)
Koninklijke Philips NV
Original Assignee
Philips Gloeilampenfabrieken NV
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 Philips Gloeilampenfabrieken NV filed Critical Philips Gloeilampenfabrieken NV
Application granted granted Critical
Publication of FR973449A publication Critical patent/FR973449A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01P—WAVEGUIDES; RESONATORS, LINES, OR OTHER DEVICES OF THE WAVEGUIDE TYPE
    • H01P5/00—Coupling devices of the waveguide type
    • H01P5/04—Coupling devices of the waveguide type with variable factor of coupling
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01P—WAVEGUIDES; RESONATORS, LINES, OR OTHER DEVICES OF THE WAVEGUIDE TYPE
    • H01P1/00—Auxiliary devices
    • H01P1/24—Terminating devices
FR973449D 1947-10-14 1948-10-12 Ultra-high frequency electro-magnetic wave transmitter device Expired FR973449A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL269675X 1947-10-14

Publications (1)

Publication Number Publication Date
FR973449A true FR973449A (en) 1951-02-09

Family

ID=19781868

Family Applications (1)

Application Number Title Priority Date Filing Date
FR973449D Expired FR973449A (en) 1947-10-14 1948-10-12 Ultra-high frequency electro-magnetic wave transmitter device

Country Status (7)

Country Link
US (1) US2591980A (en)
BE (1) BE485269A (en)
CH (1) CH269675A (en)
DE (1) DE860231C (en)
FR (1) FR973449A (en)
GB (1) GB649214A (en)
NL (1) NL72262C (en)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2820201A (en) * 1951-02-28 1958-01-14 Sperry Rand Corp Selective transfer device for microwave energy
US3025517A (en) * 1952-01-31 1962-03-13 Robert B Watson Simultaneous lobe comparison for radar direction finding
US2813254A (en) * 1952-05-23 1957-11-12 Robert D Hatcher Broad band maching hybrid waveguide
US2816269A (en) * 1952-05-23 1957-12-10 Robert D Hatcher Waveguide power divider
US3034076A (en) * 1953-06-08 1962-05-08 Sperry Rand Corp Microwave diplexer
DE1230872B (en) * 1954-06-30 1966-12-22 Siemens Ag Wave guide arrangement made of dielectric material
US2989699A (en) * 1955-09-07 1961-06-20 Prd Electronics Inc Multi-mode standing wave indicator
US3025481A (en) * 1959-10-09 1962-03-13 Ite Circuit Breaker Ltd Transmission line directional coupler impedance matching tuner
US3084296A (en) * 1961-10-23 1963-04-02 Hughes Aircraft Co 180 deg. h-plane bend for rectangular waveguide
DE1275169B (en) * 1962-08-30 1968-08-14 Siemens Ag Arrangement for coupling at least one resonance circuit for very short electromagnetic waves to at least one connecting waveguide
US4120256A (en) * 1977-09-06 1978-10-17 Semler Joel H Apparatus for sealing flange joints

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2153728A (en) * 1936-10-07 1939-04-11 American Telephone & Telegraph Ultra high frequency signaling
US2283935A (en) * 1938-04-29 1942-05-26 Bell Telephone Labor Inc Transmission, radiation, and reception of electromagnetic waves

Also Published As

Publication number Publication date
US2591980A (en) 1952-04-08
GB649214A (en) 1951-01-24
NL72262C (en)
BE485269A (en)
DE860231C (en) 1952-12-18
CH269675A (en) 1950-07-15

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