GB1296535A - - Google Patents

Info

Publication number
GB1296535A
GB1296535A GB1296535DA GB1296535A GB 1296535 A GB1296535 A GB 1296535A GB 1296535D A GB1296535D A GB 1296535DA GB 1296535 A GB1296535 A GB 1296535A
Authority
GB
United Kingdom
Prior art keywords
output
aerial
transistor
terminal
capacitor
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)
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 GB1296535A publication Critical patent/GB1296535A/en
Expired legal-status Critical Current

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

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Remote Sensing (AREA)
  • Variable-Direction Aerials And Aerial Arrays (AREA)
  • Details Of Aerials (AREA)
  • Amplifiers (AREA)
  • Input Circuits Of Receivers And Coupling Of Receivers And Audio Equipment (AREA)
  • Noise Elimination (AREA)
GB1296535D 1969-04-18 1969-12-18 Expired GB1296535A (da)

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
GB1296535A true GB1296535A (da) 1972-11-15

Family

ID=5731603

Family Applications (1)

Application Number Title Priority Date Filing Date
GB1296535D Expired GB1296535A (da) 1969-04-18 1969-12-18

Country Status (14)

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

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2258962A (en) * 1991-07-08 1993-02-24 Electronic Advanced Research L Radio receptor device for use instead of conductive aerial.

Families Citing this family (15)

* 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 (da) * 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
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 (da) * 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

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2258962A (en) * 1991-07-08 1993-02-24 Electronic Advanced Research L Radio receptor device for use instead of conductive aerial.

Also Published As

Publication number Publication date
NO134074C (da) 1976-08-11
ES375206A1 (es) 1972-03-01
NL173116B (nl) 1983-07-01
DE1919749A1 (de) 1970-10-08
ATA1206869A (de) 1977-10-15
FR2039253B1 (da) 1977-01-14
LU60028A1 (da) 1970-02-16
FR2039253A1 (da) 1971-01-15
NO134074B (da) 1976-05-03
AT354521B (de) 1979-01-10
JPS5549444B1 (da) 1980-12-12
CH519253A (de) 1972-02-15
SE351529B (da) 1972-11-27
DK137909B (da) 1978-05-29
US3699452A (en) 1972-10-17
NL6919443A (da) 1970-10-20
NL173116C (nl) 1983-12-01
DE1919749C3 (de) 1982-05-13
BE743971A (da) 1970-05-28
DE1919749B2 (de) 1973-07-19

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Legal Events

Date Code Title Description
PS Patent sealed [section 19, patents act 1949]
PCNP Patent ceased through non-payment of renewal fee