FI834178A0 - Avsaendar- och mottagarantenner - Google Patents

Avsaendar- och mottagarantenner

Info

Publication number
FI834178A0
FI834178A0 FI834178A FI834178A FI834178A0 FI 834178 A0 FI834178 A0 FI 834178A0 FI 834178 A FI834178 A FI 834178A FI 834178 A FI834178 A FI 834178A FI 834178 A0 FI834178 A0 FI 834178A0
Authority
FI
Finland
Prior art keywords
mottagarantenner
avsaendar
och
och mottagarantenner
Prior art date
Application number
FI834178A
Other languages
English (en)
Other versions
FI834178A (fi
Inventor
Moratalla Joaquin Bel
Original Assignee
Moratalla Joaquin Bel
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 Moratalla Joaquin Bel filed Critical Moratalla Joaquin Bel
Publication of FI834178A0 publication Critical patent/FI834178A0/fi
Publication of FI834178A publication Critical patent/FI834178A/fi

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
    • H01Q9/06—Details
    • H01Q9/14—Length of element or elements adjustable
    • H01Q9/145—Length of element or elements adjustable by varying the electrical length
FI834178A 1982-11-16 1983-11-15 Avsaendar- och mottagarantenner. FI834178A (fi)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
ES517418A ES517418A0 (es) 1982-11-16 1982-11-16 Perfeccionamientos en las antenas emisoras-receptoras.

Publications (2)

Publication Number Publication Date
FI834178A0 true FI834178A0 (fi) 1983-11-15
FI834178A FI834178A (fi) 1984-05-17

Family

ID=8484926

Family Applications (1)

Application Number Title Priority Date Filing Date
FI834178A FI834178A (fi) 1982-11-16 1983-11-15 Avsaendar- och mottagarantenner.

Country Status (17)

Country Link
US (1) US4620194A (fi)
JP (1) JPS59101907A (fi)
BE (1) BE898213A (fi)
CA (1) CA1205903A (fi)
DE (1) DE3340367A1 (fi)
DK (1) DK521183A (fi)
ES (1) ES517418A0 (fi)
FI (1) FI834178A (fi)
FR (1) FR2536215B1 (fi)
GB (1) GB2130803B (fi)
IL (1) IL70171A0 (fi)
IT (1) IT1172431B (fi)
LU (1) LU85088A1 (fi)
NL (1) NL8303912A (fi)
NO (1) NO834181L (fi)
PT (1) PT77643B (fi)
SE (1) SE8306279L (fi)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5262795A (en) * 1990-01-30 1993-11-16 Cellular Ic, Inc. Unitary cellular antenna system
US5274393A (en) * 1991-09-23 1993-12-28 Allied-Signal Inc. Adjustable helical antenna for a VHF radio
GB2274547A (en) * 1993-01-21 1994-07-27 David Doroba Antenna tuning arrangement
JPH0830749A (ja) * 1994-07-13 1996-02-02 Mitsubishi Electric Corp 非接触ｉｃカード
US5625367A (en) * 1995-03-20 1997-04-29 Unwin; Art Variable capacitance antenna for multiband reception and transmission
AU5363396A (en) * 1995-03-20 1996-10-08 Art H. Unwin Variable capacitance antenna with constant impedance matching system for multi frequency reception and transmission
US5955996A (en) * 1995-08-22 1999-09-21 Tandy Corporation Tunable fiberglass antenna
US5982332A (en) * 1998-10-19 1999-11-09 Shakespeare Company Broad band transmit and receive antenna
US6295443B1 (en) * 1998-11-30 2001-09-25 Scott C Matthew Automatic tuning AM transmitter
US6791504B1 (en) * 2003-03-12 2004-09-14 R. A. Miller Industries, Inc. Tunable antenna system
US7176840B1 (en) 2005-04-08 2007-02-13 Michael Peter Kelley Variable spacing inductance coil apparatus and method

Family Cites Families (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2206820A (en) * 1938-12-07 1940-07-02 Galvin Mfg Corp Antenna system
US2866197A (en) * 1953-03-20 1958-12-23 Itt Tuned antenna system
GB781672A (en) * 1955-11-08 1957-08-21 Standard Telephones Cables Ltd Improvements relating to variable electrical phase-shifters for circularly polarisedwaves
US2993204A (en) * 1958-02-28 1961-07-18 Itt Two-band helical antenna
US3085215A (en) * 1960-02-15 1963-04-09 Jr Howard F Shepherd Precision variable winding impedance
GB1007896A (en) * 1961-03-01 1965-10-22 Pye Ltd Tunable aerials
US3293646A (en) * 1965-07-08 1966-12-20 Brueckmann Helmut Ferrite-filled, coaxial-stub, antenna tuner
US3623113A (en) * 1969-08-21 1971-11-23 Chu Associates Balanced tunable helical monopole antenna
US3671972A (en) * 1970-01-07 1972-06-20 Spilsbury Ashton J Adjustable center loaded antenna arrangement
US3818488A (en) * 1973-01-18 1974-06-18 Itt Shipboard yardarm half-wave antenna
US3909830A (en) * 1974-05-17 1975-09-30 Us Army Tactical high frequency antenna
US4201990A (en) * 1975-04-21 1980-05-06 Hustler, Inc. Tunable dipole antenna
FR2346901A1 (fr) * 1976-04-02 1977-10-28 Alliance Tech Ind Dispositif pour accorder en frequence une antenne radio
US4117492A (en) * 1977-07-26 1978-09-26 The United States Of America As Represented By The Secretary Of The Army Low profile remotely tuned dipole antenna
US4214246A (en) * 1977-11-29 1980-07-22 Arechavala Juan M Continually adjustable frequency antenna

Also Published As

Publication number Publication date
SE8306279D0 (sv) 1983-11-15
IT8323730A1 (it) 1985-05-15
SE8306279L (sv) 1984-05-17
NL8303912A (nl) 1984-06-18
JPS59101907A (ja) 1984-06-12
ES8404573A1 (es) 1983-11-01
GB2130803B (en) 1985-12-18
LU85088A1 (fr) 1984-04-02
NO834181L (no) 1984-05-18
GB2130803A (en) 1984-06-06
IT8323730A0 (it) 1983-11-15
US4620194A (en) 1986-10-28
PT77643A (en) 1983-12-01
FR2536215B1 (fr) 1986-01-31
DE3340367A1 (de) 1984-05-17
IT1172431B (it) 1987-06-18
DK521183A (da) 1984-05-17
FR2536215A1 (fr) 1984-05-18
CA1205903A (en) 1986-06-10
PT77643B (en) 1986-03-18
ES517418A0 (es) 1983-11-01
BE898213A (fr) 1984-03-01
GB8330038D0 (en) 1983-12-14
FI834178A (fi) 1984-05-17
IL70171A0 (en) 1984-02-29
DK521183D0 (da) 1983-11-15

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Legal Events

Date Code Title Description
FD Application lapsed

Owner name: BEL MORATALLA, JOAQUIN