CH298003A - Antenna device. - Google Patents

Antenna device.

Info

Publication number
CH298003A
CH298003A CH298003DA CH298003A CH 298003 A CH298003 A CH 298003A CH 298003D A CH298003D A CH 298003DA CH 298003 A CH298003 A CH 298003A
Authority
CH
Switzerland
Prior art keywords
antenna device
antenna
Prior art date
Application number
Other languages
French (fr)
Inventor
Telephone Et Radio S Standard
Original Assignee
Standard Telephone & Radio Sa
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 Standard Telephone & Radio Sa filed Critical Standard Telephone & Radio Sa
Publication of CH298003A publication Critical patent/CH298003A/en

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01Q—ANTENNAS, i.e. RADIO AERIALS
    • H01Q3/00—Arrangements for changing or varying the orientation or the shape of the directional pattern of the waves radiated from an antenna or antenna system
    • H01Q3/12—Arrangements for changing or varying the orientation or the shape of the directional pattern of the waves radiated from an antenna or antenna system using mechanical relative movement between primary active elements and secondary devices of antennas or antenna systems
    • H01Q3/14—Arrangements for changing or varying the orientation or the shape of the directional pattern of the waves radiated from an antenna or antenna system using mechanical relative movement between primary active elements and secondary devices of antennas or antenna systems for varying the relative position of primary active element and a refracting or diffracting device
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01P—WAVEGUIDES; RESONATORS, LINES, OR OTHER DEVICES OF THE WAVEGUIDE TYPE
    • H01P7/00—Resonators of the waveguide type
    • H01P7/04—Coaxial resonators
CH298003D 1949-11-19 1950-11-13 Antenna device. CH298003A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US128332A US2774967A (en) 1949-11-19 1949-11-19 Balanced doublet antenna of small dimension

Publications (1)

Publication Number Publication Date
CH298003A true CH298003A (en) 1954-04-15

Family

ID=22434820

Family Applications (1)

Application Number Title Priority Date Filing Date
CH298003D CH298003A (en) 1949-11-19 1950-11-13 Antenna device.

Country Status (5)

Country Link
US (1) US2774967A (en)
BE (1) BE499425A (en)
CH (1) CH298003A (en)
FR (1) FR1027809A (en)
GB (1) GB677860A (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2132022B (en) * 1982-05-21 1985-07-24 Decca Ltd Radio frequency antenna and radio direction finding apparatus incorporating such antenna
FI80346C (en) * 1983-07-07 1990-05-10 Instrumentarium Oy RF-SPOLARRANGEMANG VID NMR-UNDERSOEKNINGSAPPARATUR.
US4694255A (en) * 1983-11-04 1987-09-15 General Electric Company Radio frequency field coil for NMR
US4692705A (en) * 1983-12-23 1987-09-08 General Electric Company Radio frequency field coil for NMR

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE636809C (en) * 1930-08-08 1936-10-17 Rudolf Weyrich Dr Device for transmitting or receiving electromagnetic waves with reflectors arranged in the vicinity of a transmitting or receiving device
US2415094A (en) * 1938-01-17 1947-02-04 Board Radio measurement of distances and velocities
GB550127A (en) * 1940-12-12 1942-12-23 Marconi Wireless Telegraph Co Improvements in electromagnetic tapered wave-guide radiators
US2359620A (en) * 1942-06-13 1944-10-03 Rca Corp Short wave antenna
US2465416A (en) * 1943-10-02 1949-03-29 Zenith Radio Corp Resonant circuit and radiator
US2418084A (en) * 1945-11-05 1947-03-25 United Air Lines Inc Antenna
US2539680A (en) * 1945-11-26 1951-01-30 Rca Corp Ultra high frequency antenna
US2532919A (en) * 1947-04-21 1950-12-05 Johnson William Arthur Radio aerial system, and particularly directive aerial system
US2572041A (en) * 1947-10-29 1951-10-23 Sperry Corp Selective azimuth signaling system

Also Published As

Publication number Publication date
GB677860A (en) 1952-08-20
BE499425A (en)
FR1027809A (en) 1953-05-15
US2774967A (en) 1956-12-18

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