FR833239A - Perfectionnements aux antennes de t. s. f. - Google Patents

Perfectionnements aux antennes de t. s. f.

Info

Publication number
FR833239A
FR833239A FR833239DA FR833239A FR 833239 A FR833239 A FR 833239A FR 833239D A FR833239D A FR 833239DA FR 833239 A FR833239 A FR 833239A
Authority
FR
France
Prior art keywords
antennas
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.)
Ind Radioelectriques SA Des
Original Assignee
Ind Radioelectriques SA Des
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 Ind Radioelectriques SA Des filed Critical Ind Radioelectriques SA Des
Application granted granted Critical
Publication of FR833239A publication Critical patent/FR833239A/fr
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01Q—ANTENNAS, i.e. RADIO AERIALS
    • H01Q9/00—Electrically-short antennas having dimensions not more than twice the operating wavelength and consisting of conductive active radiating elements
    • H01Q9/04—Resonant antennas
    • H01Q9/16—Resonant antennas with feed intermediate between the extremities of the antenna, e.g. centre-fed dipole
    • H01Q9/26—Resonant antennas with feed intermediate between the extremities of the antenna, e.g. centre-fed dipole with folded element or elements, the folded parts being spaced apart a small fraction of operating wavelength
FR833239D 1938-06-08 1937-06-10 Perfectionnements aux antennes de t. s. f. Expired FR833239A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR50002T 1938-06-08

Publications (1)

Publication Number Publication Date
FR833239A true FR833239A (fr) 1938-10-17

Family

ID=8685066

Family Applications (2)

Application Number Title Priority Date Filing Date
FR833239D Expired FR833239A (fr) 1938-06-08 1937-06-10 Perfectionnements aux antennes de t. s. f.
FR50002D Expired FR50002E (fr) 1938-06-08 1938-06-08 Perfectionnements aux antennes de t.s.f.

Family Applications After (1)

Application Number Title Priority Date Filing Date
FR50002D Expired FR50002E (fr) 1938-06-08 1938-06-08 Perfectionnements aux antennes de t.s.f.

Country Status (3)

Country Link
US (1) US2285669A (fr)
FR (2) FR833239A (fr)
GB (1) GB500162A (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1291803B (de) * 1965-01-04 1969-04-03 Blankenburg Antennen Logarithmisch-periodische Dipolantenne

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2566491A (en) * 1946-03-15 1951-09-04 Belmont Radio Corp Antenna construction
US2994876A (en) * 1957-01-14 1961-08-01 Bengt Adolf Samuel Josephson Ultrashortwave antenna
US2971192A (en) * 1957-11-12 1961-02-07 Itt Wideband folded monopole antenna
US3295137A (en) * 1964-09-08 1966-12-27 Collins Radio Co Shortened folded monopole with radiation efficiency increased by ferrite loading
US3806795A (en) * 1972-01-03 1974-04-23 Geophysical Survey Sys Inc Geophysical surveying system employing electromagnetic impulses
US4028707A (en) * 1974-01-30 1977-06-07 The Ohio State University Antenna for underground pipe detector
US4423423A (en) * 1980-09-09 1983-12-27 L. Barker & Williamson, Inc. Broad bandwidth folded dipole antenna
US5189432A (en) * 1991-08-15 1993-02-23 Harris Corporation Radiating antenna cable apparatus
US5892484A (en) * 1996-10-30 1999-04-06 Amplifier Research Corporation E-field generator
ITFI980103A1 (it) * 1998-05-04 1998-08-04 Giovannini Elettromeccanica Di Antenna ricevente e trasmittente super compatta con copertura continua da 1, 5 a 200 mhz, senza ausilio di accordatori di qualsiasi genere o natura, senza l'ausilio di sistemi di telecomando di qualsiasi genere o natura per cambiare frequenza nello s

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1291803B (de) * 1965-01-04 1969-04-03 Blankenburg Antennen Logarithmisch-periodische Dipolantenne

Also Published As

Publication number Publication date
FR50002E (fr) 1939-11-10
GB500162A (en) 1939-02-03
US2285669A (en) 1942-06-09

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