BE743971A - - Google Patents

Info

Publication number
BE743971A
BE743971A BE743971DA BE743971A BE 743971 A BE743971 A BE 743971A BE 743971D A BE743971D A BE 743971DA BE 743971 A BE743971 A BE 743971A
Authority
BE
Belgium
Application number
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 filed Critical
Publication of BE743971A publication Critical patent/BE743971A/xx

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
    • H04B1/06—Receivers
    • H04B1/16—Circuits
    • H04B1/18—Input circuits, e.g. for coupling to an antenna or a transmission line
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01Q—ANTENNAS, i.e. RADIO AERIALS
    • H01Q1/00—Details of, or arrangements associated with, antennas
    • H01Q1/27—Adaptation for use in or on movable bodies
    • H01Q1/32—Adaptation for use in or on road or rail vehicles
    • H01Q1/325—Adaptation for use in or on road or rail vehicles characterised by the location of the antenna on the vehicle
    • H01Q1/3266—Adaptation for use in or on road or rail vehicles characterised by the location of the antenna on the vehicle using the mirror of the vehicle
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01Q—ANTENNAS, i.e. RADIO AERIALS
    • H01Q23/00—Antennas with active circuits or circuit elements integrated within them or attached to them
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01Q—ANTENNAS, i.e. RADIO AERIALS
    • H01Q5/00—Arrangements for simultaneous operation of antennas on two or more different wavebands, e.g. dual-band or multi-band arrangements
    • H01Q5/30—Arrangements for providing operation on different wavebands
    • H01Q5/307—Individual or coupled radiating elements, each element being fed in an unspecified way
    • H01Q5/314—Individual or coupled radiating elements, each element being fed in an unspecified way using frequency dependent circuits or components, e.g. trap circuits or capacitors
    • H01Q5/321—Individual or coupled radiating elements, each element being fed in an unspecified way using frequency dependent circuits or components, e.g. trap circuits or capacitors within a radiating element or between connected radiating elements
BE743971D 1969-04-18 1969-12-31 BE743971A (xx)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE1919749A DE1919749C3 (de) 1969-04-18 1969-04-18 Aktive Empfangsantenne mit Dipolcharakter

Publications (1)

Publication Number Publication Date
BE743971A true BE743971A (xx) 1970-05-28

Family

ID=5731603

Family Applications (1)

Application Number Title Priority Date Filing Date
BE743971D BE743971A (xx) 1969-04-18 1969-12-31

Country Status (14)

Country Link
US (1) US3699452A (xx)
JP (1) JPS5549444B1 (xx)
AT (1) AT354521B (xx)
BE (1) BE743971A (xx)
CH (1) CH519253A (xx)
DE (1) DE1919749C3 (xx)
DK (1) DK137909B (xx)
ES (1) ES375206A1 (xx)
FR (1) FR2039253B1 (xx)
GB (1) GB1296535A (xx)
LU (1) LU60028A1 (xx)
NL (1) NL173116C (xx)
NO (1) NO134074C (xx)
SE (1) SE351529B (xx)

Families Citing this family (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3827053A (en) * 1970-07-23 1974-07-30 E Willie Antenna with large capacitive termination and low noise input circuit
FR2122341B1 (xx) * 1971-01-21 1974-04-26 Radiotechnique Compelec
DE2115657C3 (de) * 1971-03-31 1983-12-22 Flachenecker, Gerhard, Prof. Dr.-Ing., 8012 Ottobrunn Aktive Unipol-Empfangsantenne
NL7901901A (nl) * 1978-03-10 1979-09-12 Blankenburg Antennen Antenne voor meerdere ontvangstgebieden met elektroni- sche versterker.
GB1595277A (en) * 1978-05-09 1981-08-12 Communications Patents Ltd Antenna arrangements
US4201988A (en) * 1979-03-05 1980-05-06 The United States Of America As Represented By The Secretary Of The Navy Wideband VHF antenna
US4243992A (en) * 1979-04-16 1981-01-06 The United States Of America As Represented By The Secretary Of The Navy Method and apparatus for fabricating a wideband whip antenna
DE2952793C2 (de) * 1979-12-31 1983-04-28 Flachenecker, Gerhard, Prof. Dr.-Ing., 8012 Ottobrunn Abstimmbare Empfängereingangsschaltung
DE3315458A1 (de) * 1983-04-28 1984-11-08 Gerhard Prof. Dr.-Ing. 8012 Ottobrunn Flachenecker Aktive windschutzscheibenantenne fuer alle polarisationsarten
US4559539A (en) * 1983-07-18 1985-12-17 American Electronic Laboratories, Inc. Spiral antenna deformed to receive another antenna
GB8914700D0 (en) * 1989-06-27 1989-08-16 Charlton William S Rear view mirrors including radio aerials
GB9114720D0 (en) * 1991-07-08 1991-08-28 Electronic Advanced Research L Radio receiving circuits
CN1084973C (zh) * 1995-09-15 2002-05-15 西门子公司 具有多个频段的无线电装置
US6448604B1 (en) * 2000-09-12 2002-09-10 Robert Bosch Gmbh Integrated adjustable capacitor
DE10245813A1 (de) 2002-10-01 2004-04-15 Lindenmeier, Heinz, Prof. Dr.-Ing. Aktive Breitbandempfangsantenne mit Empfangspegelregelung
US7688272B2 (en) * 2005-05-30 2010-03-30 Semiconductor Energy Laboratory Co., Ltd. Semiconductor device

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1647474A (en) * 1923-10-25 1927-11-01 Frederick W Seymour Variable pathway
AT157792B (de) * 1934-11-15 1940-01-25 Hazeltine Corp Schaltung zur Kopplung zweier elektrischer Stromkreise.
US2169358A (en) * 1936-07-18 1939-08-15 Telefunken Gmbh Receiver for ultra-short waves
US2578973A (en) * 1946-12-11 1951-12-18 Belmont Radio Corp Antenna array
US2531438A (en) * 1947-03-21 1950-11-28 William J Jones Multiple distribution radio receiving system
DE975147C (de) * 1950-02-22 1961-09-07 Siemens Elektrogeraete Gmbh Koppelvorrichtung zum gleichzeitigen Anschluss einer UKW-Antenne und einer Kurz-Mittel-Langwellenantenne an Hochfrequenzempfaenger fuer mehrere Wellenbereiche
US3424984A (en) * 1964-02-28 1969-01-28 Antenna Res Ass Directional broad band antenna array
NL6517121A (xx) * 1965-12-30 1967-07-03
US3465344A (en) * 1967-01-26 1969-09-02 Sylvania Electric Prod Single antenna dual frequency band signal coupling system
DE1272391B (de) * 1967-04-28 1968-07-11 Hirschmann Radiotechnik Anordnung zur Anschaltung mehrerer selektiver Antennenverstaerker an einen gemeinsamen Verbraucher

Also Published As

Publication number Publication date
NL6919443A (xx) 1970-10-20
NO134074B (xx) 1976-05-03
LU60028A1 (xx) 1970-02-16
SE351529B (xx) 1972-11-27
AT354521B (de) 1979-01-10
DE1919749C3 (de) 1982-05-13
ATA1206869A (de) 1977-10-15
NO134074C (xx) 1976-08-11
DE1919749A1 (de) 1970-10-08
FR2039253A1 (xx) 1971-01-15
JPS5549444B1 (xx) 1980-12-12
NL173116B (nl) 1983-07-01
FR2039253B1 (xx) 1977-01-14
DE1919749B2 (de) 1973-07-19
DK137909B (da) 1978-05-29
GB1296535A (xx) 1972-11-15
ES375206A1 (es) 1972-03-01
CH519253A (de) 1972-02-15
NL173116C (nl) 1983-12-01
US3699452A (en) 1972-10-17

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Legal Events

Date Code Title Description
RE Patent lapsed

Owner name: HANS KOLBE & CO.

Effective date: 19861231