FR943949A - Système d'antenne directive - Google Patents

Système d'antenne directive

Info

Publication number
FR943949A
FR943949A FR943949DA FR943949A FR 943949 A FR943949 A FR 943949A FR 943949D A FR943949D A FR 943949DA FR 943949 A FR943949 A FR 943949A
Authority
FR
France
Prior art keywords
antenna system
directional antenna
directional
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
English (en)
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.)
AT&T Corp
Original Assignee
Western Electric Co Inc
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 Western Electric Co Inc filed Critical Western Electric Co Inc
Application granted granted Critical
Publication of FR943949A publication Critical patent/FR943949A/fr
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01Q—ANTENNAS, i.e. RADIO AERIALS
    • H01Q13/00—Waveguide horns or mouths; Slot antennas; Leaky-waveguide antennas; Equivalent structures causing radiation along the transmission path of a guided wave
    • H01Q13/02—Waveguide horns
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01P—WAVEGUIDES; RESONATORS, LINES, OR OTHER DEVICES OF THE WAVEGUIDE TYPE
    • H01P1/00—Auxiliary devices
    • H01P1/16—Auxiliary devices for mode selection, e.g. mode suppression or mode promotion; for mode conversion
    • 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
FR943949D 1946-04-26 1947-03-25 Système d'antenne directive Expired FR943949A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US665027A US2548655A (en) 1946-04-26 1946-04-26 Directive dielectric guide antenna

Publications (1)

Publication Number Publication Date
FR943949A true FR943949A (fr) 1949-03-22

Family

ID=24668412

Family Applications (1)

Application Number Title Priority Date Filing Date
FR943949D Expired FR943949A (fr) 1946-04-26 1947-03-25 Système d'antenne directive

Country Status (5)

Country Link
US (1) US2548655A (fr)
BE (1) BE472577A (fr)
DE (1) DE826317C (fr)
FR (1) FR943949A (fr)
GB (1) GB644376A (fr)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL145326B (nl) * 1948-03-25 Skf Svenska Kullagerfab Ab Legercombinatie.
US2692984A (en) * 1950-08-30 1954-10-26 Sperry Corp Bridge obstruction marker for radar navigation
US2778016A (en) * 1953-01-23 1957-01-15 Gabriel Co Wave guide antenna
US2809371A (en) * 1954-09-30 1957-10-08 Rca Corp Liquid trap for vertically mounted horn antenna
US10763916B2 (en) * 2017-10-19 2020-09-01 At&T Intellectual Property I, L.P. Dual mode antenna systems and methods for use therewith

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2206923A (en) * 1934-09-12 1940-07-09 American Telephone & Telegraph Short wave radio system
US2129669A (en) * 1937-03-30 1938-09-13 Bell Telephone Labor Inc Guided wave transmission
US2232179A (en) * 1938-02-05 1941-02-18 Bell Telephone Labor Inc Transmission of guided waves
US2416698A (en) * 1938-04-29 1947-03-04 Bell Telephone Labor Inc Radiation and reception of microwaves
US2283935A (en) * 1938-04-29 1942-05-26 Bell Telephone Labor Inc Transmission, radiation, and reception of electromagnetic waves
US2255042A (en) * 1939-01-03 1941-09-09 Research Corp Electromagnetic horn
NL73349C (fr) * 1941-11-28
NL63520C (fr) * 1941-12-10
US2415807A (en) * 1942-01-29 1947-02-18 Sperry Gyroscope Co Inc Directive electromagnetic radiator

Also Published As

Publication number Publication date
US2548655A (en) 1951-04-10
DE826317C (de) 1951-12-27
BE472577A (fr)
GB644376A (en) 1950-10-11

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