FR2472281B1 - COMPACT ANTENNA OF REDUCED HEIGHT FOR THE TRANSMISSION OR RECEPTION OF ELECTROMAGNETIC FIELDS - Google Patents

COMPACT ANTENNA OF REDUCED HEIGHT FOR THE TRANSMISSION OR RECEPTION OF ELECTROMAGNETIC FIELDS

Info

Publication number
FR2472281B1
FR2472281B1 FR7931211A FR7931211A FR2472281B1 FR 2472281 B1 FR2472281 B1 FR 2472281B1 FR 7931211 A FR7931211 A FR 7931211A FR 7931211 A FR7931211 A FR 7931211A FR 2472281 B1 FR2472281 B1 FR 2472281B1
Authority
FR
France
Prior art keywords
reception
transmission
electromagnetic fields
reduced height
compact 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
FR7931211A
Other languages
French (fr)
Other versions
FR2472281A1 (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.)
RAYAN SARL
Original Assignee
RAYAN SARL
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 RAYAN SARL filed Critical RAYAN SARL
Priority to FR7931211A priority Critical patent/FR2472281B1/en
Publication of FR2472281A1 publication Critical patent/FR2472281A1/en
Application granted granted Critical
Publication of FR2472281B1 publication Critical patent/FR2472281B1/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01Q—ANTENNAS, i.e. RADIO AERIALS
    • H01Q1/00—Details of, or arrangements associated with, antennas
    • H01Q1/40—Radiating elements coated with or embedded in protective material
    • 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
FR7931211A 1979-12-20 1979-12-20 COMPACT ANTENNA OF REDUCED HEIGHT FOR THE TRANSMISSION OR RECEPTION OF ELECTROMAGNETIC FIELDS Expired FR2472281B1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR7931211A FR2472281B1 (en) 1979-12-20 1979-12-20 COMPACT ANTENNA OF REDUCED HEIGHT FOR THE TRANSMISSION OR RECEPTION OF ELECTROMAGNETIC FIELDS

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7931211A FR2472281B1 (en) 1979-12-20 1979-12-20 COMPACT ANTENNA OF REDUCED HEIGHT FOR THE TRANSMISSION OR RECEPTION OF ELECTROMAGNETIC FIELDS

Publications (2)

Publication Number Publication Date
FR2472281A1 FR2472281A1 (en) 1981-06-26
FR2472281B1 true FR2472281B1 (en) 1985-09-06

Family

ID=9232988

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7931211A Expired FR2472281B1 (en) 1979-12-20 1979-12-20 COMPACT ANTENNA OF REDUCED HEIGHT FOR THE TRANSMISSION OR RECEPTION OF ELECTROMAGNETIC FIELDS

Country Status (1)

Country Link
FR (1) FR2472281B1 (en)

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR430637A (en) * 1911-06-06 1911-10-20 Robert Goldschmidt Device for increasing the wavelength of antennas used in radiotelegraphy
US2177416A (en) * 1938-03-15 1939-10-24 Mackay Radio & Telegraph Compa Short wave antenna system
US2417793A (en) * 1944-08-01 1947-03-18 Rca Corp Antenna
FR955769A (en) * 1946-11-30 1950-01-19
US2937372A (en) * 1952-09-30 1960-05-17 Andrew Corp Broad band antenna
US3295137A (en) * 1964-09-08 1966-12-27 Collins Radio Co Shortened folded monopole with radiation efficiency increased by ferrite loading
FR1497144A (en) * 1965-10-22 1967-10-06 Antenna improvements
BE792553A (en) * 1971-12-22 1973-06-12 Lannionnais Electronique LOW DIMENSIONAL RADIOELECTRIC ANTENNA

Also Published As

Publication number Publication date
FR2472281A1 (en) 1981-06-26

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Legal Events

Date Code Title Description
ST Notification of lapse