FR1007501A - Ultra-shortwave antenna - Google Patents

Ultra-shortwave antenna

Info

Publication number
FR1007501A
FR1007501A FR1007501DA FR1007501A FR 1007501 A FR1007501 A FR 1007501A FR 1007501D A FR1007501D A FR 1007501DA FR 1007501 A FR1007501 A FR 1007501A
Authority
FR
France
Prior art keywords
ultra
shortwave antenna
shortwave
antenna
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.)
Compagnie Francaise Thomson Houston SA
Original Assignee
Compagnie Francaise Thomson Houston 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 Compagnie Francaise Thomson Houston SA filed Critical Compagnie Francaise Thomson Houston SA
Application granted granted Critical
Publication of FR1007501A publication Critical patent/FR1007501A/en
Expired legal-status Critical Current

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
    • H01Q19/12—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 wherein the surfaces are concave
    • H01Q19/13—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 wherein the surfaces are concave the primary radiating source being a single radiating element, e.g. a dipole, a slot, a waveguide termination
    • H01Q19/134—Rear-feeds; Splash plate feeds
FR1007501D 1948-12-31 1949-12-30 Ultra-shortwave antenna Expired FR1007501A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US68607A US2566900A (en) 1948-12-31 1948-12-31 Ultra high frequency antenna system

Publications (1)

Publication Number Publication Date
FR1007501A true FR1007501A (en) 1952-05-07

Family

ID=22083621

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1007501D Expired FR1007501A (en) 1948-12-31 1949-12-30 Ultra-shortwave antenna

Country Status (2)

Country Link
US (1) US2566900A (en)
FR (1) FR1007501A (en)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2784403A (en) * 1951-03-17 1957-03-05 North American Aviation Inc Double cavity primary feed
US2887683A (en) * 1952-12-22 1959-05-19 Motorola Inc Antenna system
GB745091A (en) * 1953-07-29 1956-02-22 Gen Electric Co Ltd Improvements in or relating to directive radio aerial systems
US2907033A (en) * 1956-10-19 1959-09-29 Gabriel Co Wave-guide antenna
US2989748A (en) * 1956-10-22 1961-06-20 Gen Bronze Corp Feed system for broad band antenna
US2907034A (en) * 1957-03-28 1959-09-29 Gabriel Co Wave-guide antenna
US2908003A (en) * 1957-06-06 1959-10-06 Ernst L Bock Search antenna
US2893003A (en) * 1957-06-26 1959-06-30 James S Arnold Antenna feed
US4872211A (en) * 1988-08-10 1989-10-03 The United States Of America As Represented By The Secretary Of The Navy Dual frequency launcher for circularly polarized antenna

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2422184A (en) * 1944-01-15 1947-06-17 Bell Telephone Labor Inc Directional microwave antenna
US2455286A (en) * 1946-05-22 1948-11-30 Frank D Werner Antenna cap
US2505424A (en) * 1946-08-27 1950-04-25 Tomlinson I Moseley Radar scanner antenna feed

Also Published As

Publication number Publication date
US2566900A (en) 1951-09-04

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