FR931782A - Perfectionnements aux systèmes de couplage d'antennes - Google Patents

Perfectionnements aux systèmes de couplage d'antennes

Info

Publication number
FR931782A
FR931782A FR931782DA FR931782A FR 931782 A FR931782 A FR 931782A FR 931782D A FR931782D A FR 931782DA FR 931782 A FR931782 A FR 931782A
Authority
FR
France
Prior art keywords
antenna coupling
coupling systems
systems
antenna
coupling
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)
Inventor
Eric Osborne Willoughby
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.)
International Standard Electric Corp
Original Assignee
International Standard Electric Corp
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 International Standard Electric Corp filed Critical International Standard Electric Corp
Application granted granted Critical
Publication of FR931782A publication Critical patent/FR931782A/fr
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
    • H03H7/00—Multiple-port networks comprising only passive electrical elements as network components
    • H03H7/38—Impedance-matching networks
    • 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
    • H01Q9/28—Conical, cylindrical, cage, strip, gauze, or like elements having an extended radiating surface; Elements comprising two conical surfaces having collinear axes and adjacent apices and fed by two-conductor transmission lines
FR931782D 1943-12-06 1946-08-02 Perfectionnements aux systèmes de couplage d'antennes Expired FR931782A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB2512704X 1943-12-06

Publications (1)

Publication Number Publication Date
FR931782A true FR931782A (fr) 1948-03-03

Family

ID=10908810

Family Applications (1)

Application Number Title Priority Date Filing Date
FR931782D Expired FR931782A (fr) 1943-12-06 1946-08-02 Perfectionnements aux systèmes de couplage d'antennes

Country Status (2)

Country Link
US (1) US2512704A (fr)
FR (1) FR931782A (fr)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2642528A (en) * 1949-06-17 1953-06-16 Philco Corp Antenna for television receivers
US2838755A (en) * 1952-07-03 1958-06-10 Philco Corp Cabinet antenna system
US2937372A (en) * 1952-09-30 1960-05-17 Andrew Corp Broad band antenna
DE970662C (de) * 1954-07-23 1958-10-16 Pintsch Electro Gmbh Schaltung zur Kompensation des frequenzabhaengigen Eingangswiderstandes eines Verbrauchers bei hohen Frequenzen
US3066293A (en) * 1956-03-16 1962-11-27 Ross A Davis Antenna system with output means in parallel with resonating means
US4115783A (en) * 1977-06-14 1978-09-19 The United States Of America As Represented By The Secretary Of The Army Broadband hybrid monopole antenna
FR2591039B1 (fr) * 1985-12-04 1988-06-24 Thomson Csf Antenne discone a large bande passante

Family Cites Families (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1842916A (en) * 1925-03-19 1932-01-26 Drahtlose Telegraphie Gmbh Static frequency changer
US1984408A (en) * 1932-05-19 1934-12-18 Pagenhart Res Corp Radio receiving system
US2183123A (en) * 1934-06-11 1939-12-12 Bell Telephone Labor Inc Wave filter
GB464443A (en) * 1935-10-19 1937-04-19 Alan Dower Blumlein Improvements in or relating to aerial systems
US2188389A (en) * 1935-11-21 1940-01-30 Emi Ltd Electrical high frequency signaling system
GB469245A (en) * 1935-11-21 1937-07-21 Edward Cecil Cork Improvements in or relating to wireless aerial systems
GB496647A (en) * 1937-05-01 1938-12-01 Edward Cecil Cork Improvements in or relating to electric high frequency signalling systems
FR49942E (fr) * 1937-11-16 1939-09-25
NL59345C (fr) * 1938-01-29
US2235003A (en) * 1938-03-28 1941-03-18 Lorenz C Ag Wave filter chain
US2274347A (en) * 1938-04-14 1942-02-24 Rca Corp Negative resistance circuit arrangement
US2258974A (en) * 1938-11-05 1941-10-14 Bell Telephone Labor Inc Wave transmission network
US2311364A (en) * 1939-04-03 1943-02-16 Buschbeck Werner Broad-band antenna
US2401344A (en) * 1940-06-14 1946-06-04 Gen Electric Co Ltd High-frequency electric transmission system
NL61197C (fr) * 1940-10-17
US2321521A (en) * 1941-01-10 1943-06-08 Farnsworth Television & Radio Frequency band filter
US2321454A (en) * 1941-11-22 1943-06-08 Rca Corp Multiple section antenna

Also Published As

Publication number Publication date
US2512704A (en) 1950-06-27

Similar Documents

Publication Publication Date Title
FR928707A (fr) Perfectionnements aux systèmes d'antennes
FR927257A (fr) Perfectionnements aux systèmes de télévision
FR976125A (fr) Accouplement
FR939241A (fr) Perfectionnements aux systèmes d'antennes
FR915997A (fr) Perfectionnements aux systèmes de réfrigération
FR931310A (fr) Perfectionnements aux systèmes de télécommunication
FR930057A (fr) Perfectionnements aux systèmes d'antennes
FR951028A (fr) Systèmes de couplage d'antennes radioélectriques
FR931782A (fr) Perfectionnements aux systèmes de couplage d'antennes
FR939263A (fr) Perfectionnements aux systèmes radiogoniométriques
FR932829A (fr) Perfectionnements aux systèmes d'antennes radio-électriques
FR915131A (fr) Perfectionnements apportés aux systèmes hydrophores
FR939313A (fr) Perfectionnements aux systèmes d'antennes dipôles
FR987988A (fr) Perfectionnements aux systèmes réfléchissants des télescopes
FR943650A (fr) Perfectionnements aux systèmes de communication multiplex
FR943300A (fr) Perfectionnements aux systèmes d'antennes directionnels
FR902432A (fr) Perfectionnements aux systèmes mélangeurs pour ondes décimétriques
FR981931A (fr) Perfectionnements aux systèmes de transmission d'ondes radioélectriques
FR892586A (fr) Systèmes de couplage dupleix
FR915970A (fr) Perfectionnements aux systèmes de réfrigération
FR936710A (fr) Perfectionnements aux systèmes transformateurs d'impédances
FR949918A (fr) Perfectionnements aux systèmes radioélectriques d'indication de direction
FR934145A (fr) Perfectionnements aux systèmes de radio-balises
FR923036A (fr) Perfectionnements aux systèmes d'antennes
FR923933A (fr) Perfectionnements aux systèmes d'antennes dirigés