FR1181273A - Directional antenna - Google Patents

Directional antenna

Info

Publication number
FR1181273A
FR1181273A FR1181273DA FR1181273A FR 1181273 A FR1181273 A FR 1181273A FR 1181273D A FR1181273D A FR 1181273DA FR 1181273 A FR1181273 A FR 1181273A
Authority
FR
France
Prior art keywords
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
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.)
Siemens and Halske AG
Siemens AG
Original Assignee
Siemens and Halske AG
Siemens AG
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 Siemens and Halske AG, Siemens AG filed Critical Siemens and Halske AG
Application granted granted Critical
Publication of FR1181273A publication Critical patent/FR1181273A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01Q—ANTENNAS, i.e. RADIO AERIALS
    • H01Q11/00—Electrically-long antennas having dimensions more than twice the shortest operating wavelength and consisting of conductive active radiating elements
    • H01Q11/02—Non-resonant antennas, e.g. travelling-wave antenna
    • H01Q11/08—Helical antennas
FR1181273D 1956-08-18 1957-08-17 Directional antenna Expired FR1181273A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE351309X 1956-08-18

Publications (1)

Publication Number Publication Date
FR1181273A true FR1181273A (en) 1959-06-12

Family

ID=6267791

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1181273D Expired FR1181273A (en) 1956-08-18 1957-08-17 Directional antenna

Country Status (4)

Country Link
US (1) US2952850A (en)
CH (1) CH351309A (en)
FR (1) FR1181273A (en)
NL (2) NL102440C (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3683393A (en) * 1970-07-06 1972-08-08 Electrotec Corp Helical dipole antenna
US20100103053A1 (en) * 2008-10-27 2010-04-29 Intermec Ip Corp. Circularly polarized antenna

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2246151A (en) * 1939-05-24 1941-06-17 Locke Insulator Corp Tower antenna
US2405123A (en) * 1943-08-07 1946-08-06 Gen Electric Antenna system
US2763003A (en) * 1953-07-01 1956-09-11 Edward F Harris Helical antenna construction

Also Published As

Publication number Publication date
CH351309A (en) 1961-01-15
US2952850A (en) 1960-09-13
NL102440C (en)
NL219987A (en)

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