CH335425A - Ultra-shortwave antenna - Google Patents

Ultra-shortwave antenna

Info

Publication number
CH335425A
CH335425A CH335425DA CH335425A CH 335425 A CH335425 A CH 335425A CH 335425D A CH335425D A CH 335425DA CH 335425 A CH335425 A CH 335425A
Authority
CH
Switzerland
Prior art keywords
ultra
shortwave antenna
shortwave
antenna
Prior art date
Application number
Other languages
French (fr)
Inventor
Dascotte Jean
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 CH335425A publication Critical patent/CH335425A/en

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01Q—ANTENNAS, i.e. RADIO AERIALS
    • H01Q19/00—Combinations of primary active antenna elements and units with secondary devices, e.g. with quasi-optical devices, for giving the antenna a desired directional characteristic
    • H01Q19/10—Combinations of primary active antenna elements and units with secondary devices, e.g. with quasi-optical devices, for giving the antenna a desired directional characteristic using reflecting surfaces
    • H01Q19/104—Combinations of primary active antenna elements and units with secondary devices, e.g. with quasi-optical devices, for giving the antenna a desired directional characteristic using reflecting surfaces using a substantially flat reflector for deflecting the radiated beam, e.g. periscopic antennas
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01Q—ANTENNAS, i.e. RADIO AERIALS
    • H01Q5/00—Arrangements for simultaneous operation of antennas on two or more different wavebands, e.g. dual-band or multi-band arrangements
    • H01Q5/40—Imbricated or interleaved structures; Combined or electromagnetically coupled arrangements, e.g. comprising two or more non-connected fed radiating elements
    • H01Q5/45—Imbricated or interleaved structures; Combined or electromagnetically coupled arrangements, e.g. comprising two or more non-connected fed radiating elements using two or more feeds in association with a common reflecting, diffracting or refracting device

Landscapes

  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
CH335425D 1955-03-17 1956-03-16 Ultra-shortwave antenna CH335425A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR1128952T 1955-03-17

Publications (1)

Publication Number Publication Date
CH335425A true CH335425A (en) 1958-12-31

Family

ID=9636513

Family Applications (1)

Application Number Title Priority Date Filing Date
CH335425D CH335425A (en) 1955-03-17 1956-03-16 Ultra-shortwave antenna

Country Status (2)

Country Link
CH (1) CH335425A (en)
FR (1) FR1128952A (en)

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3406401A (en) * 1966-08-25 1968-10-15 Bell Telephone Labor Inc Communication satellite system
DE1813406B2 (en) * 1968-12-07 1970-08-20 Telefunken Patent Directional antenna, consisting of a parabolic mirror and a feed waveguide
US3633209A (en) * 1968-09-06 1972-01-04 Mostafa S Afifi Offset paraboloid-plane reflector antenna
US3763493A (en) * 1970-10-17 1973-10-02 Nippon Telegraph & Telephone Antenna device applicable for two different frequency bands
US4282527A (en) * 1979-06-11 1981-08-04 General Dynamics, Pomona Division Multi-spectral detection system with common collecting means
US4740791A (en) * 1983-07-08 1988-04-26 Thomson-Csf Antenna with pseudo-toric coverage having two reflectors

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3365720A (en) * 1961-12-21 1968-01-23 Keltec Ind Inc Combined hyperbolic and parabolic double reflector
US3283331A (en) * 1965-09-24 1966-11-01 Kenneth S Kelleher Combined planar and parabolic double reflector
FR2180585B1 (en) * 1972-04-21 1974-12-20 Thomson Csf
DE2939697A1 (en) * 1979-09-29 1981-04-16 Kabel- und Metallwerke Gutehoffnungshütte AG, 3000 Hannover DIRECTIONAL ANTENNA

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3406401A (en) * 1966-08-25 1968-10-15 Bell Telephone Labor Inc Communication satellite system
US3633209A (en) * 1968-09-06 1972-01-04 Mostafa S Afifi Offset paraboloid-plane reflector antenna
DE1813406B2 (en) * 1968-12-07 1970-08-20 Telefunken Patent Directional antenna, consisting of a parabolic mirror and a feed waveguide
US3763493A (en) * 1970-10-17 1973-10-02 Nippon Telegraph & Telephone Antenna device applicable for two different frequency bands
US4282527A (en) * 1979-06-11 1981-08-04 General Dynamics, Pomona Division Multi-spectral detection system with common collecting means
US4740791A (en) * 1983-07-08 1988-04-26 Thomson-Csf Antenna with pseudo-toric coverage having two reflectors

Also Published As

Publication number Publication date
FR1128952A (en) 1957-01-14

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