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

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)
  • Input Circuits Of Receivers And Coupling Of Receivers And Audio Equipment (AREA)
  • Amplifiers (AREA)
  • Noise Elimination (AREA)
BE743971D 1969-04-18 1969-12-31 BE743971A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE1919749A DE1919749C3 (en) 1969-04-18 1969-04-18 Active receiving antenna with dipole character

Publications (1)

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

Family

ID=5731603

Family Applications (1)

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

Country Status (14)

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

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 (en) * 1971-01-21 1974-04-26 Radiotechnique Compelec
DE2115657C3 (en) * 1971-03-31 1983-12-22 Flachenecker, Gerhard, Prof. Dr.-Ing., 8012 Ottobrunn Active Unipol receiving antenna
NL7901901A (en) * 1978-03-10 1979-09-12 Blankenburg Antennen MULTIPLE RECEPTION AREA ANTENNA WITH ELECTRONIC AMPLIFIER.
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 (en) * 1979-12-31 1983-04-28 Flachenecker, Gerhard, Prof. Dr.-Ing., 8012 Ottobrunn Tunable receiver input circuit
DE3315458A1 (en) * 1983-04-28 1984-11-08 Gerhard Prof. Dr.-Ing. 8012 Ottobrunn Flachenecker ACTIVE WINDSHIELD ANTENNA FOR ALL POLARIZATION TYPES
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
WO1997010650A2 (en) * 1995-09-15 1997-03-20 Siemens Aktiengesellschaft Radio apparatus with several frequency ranges
US6448604B1 (en) * 2000-09-12 2002-09-10 Robert Bosch Gmbh Integrated adjustable capacitor
DE10245813A1 (en) 2002-10-01 2004-04-15 Lindenmeier, Heinz, Prof. Dr.-Ing. Active broadband reception antenna with reception level control
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 (en) * 1934-11-15 1940-01-25 Hazeltine Corp Circuit for coupling two electrical circuits.
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 (en) * 1950-02-22 1961-09-07 Siemens Elektrogeraete Gmbh Coupling device for the simultaneous connection of a VHF antenna and a short-medium-long wave antenna to high-frequency receivers for several wave ranges
US3424984A (en) * 1964-02-28 1969-01-28 Antenna Res Ass Directional broad band antenna array
NL6517121A (en) * 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 (en) * 1967-04-28 1968-07-11 Hirschmann Radiotechnik Arrangement for connecting several selective antenna amplifiers to a common consumer

Also Published As

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

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Legal Events

Date Code Title Description
RE Patent lapsed

Owner name: HANS KOLBE & CO.

Effective date: 19861231