NL7707171A - Meervoudige rondstralende antenne. - Google Patents

Meervoudige rondstralende antenne.

Info

Publication number
NL7707171A
NL7707171A NL7707171A NL7707171A NL7707171A NL 7707171 A NL7707171 A NL 7707171A NL 7707171 A NL7707171 A NL 7707171A NL 7707171 A NL7707171 A NL 7707171A NL 7707171 A NL7707171 A NL 7707171A
Authority
NL
Netherlands
Prior art keywords
multiple circular
circular antenna
antenna
circular
Prior art date
Application number
NL7707171A
Other languages
English (en)
Original Assignee
Siemens Ag
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 Siemens Ag filed Critical Siemens Ag
Publication of NL7707171A publication Critical patent/NL7707171A/nl

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01Q—ANTENNAS, i.e. RADIO AERIALS
    • H01Q21/00—Antenna arrays or systems
    • H01Q21/30—Combinations of separate antenna units operating in different wavebands and connected to a common feeder system
NL7707171A 1976-06-30 1977-06-28 Meervoudige rondstralende antenne. NL7707171A (nl)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19762629502 DE2629502A1 (de) 1976-06-30 1976-06-30 Mehrfachrundstrahlantenne

Publications (1)

Publication Number Publication Date
NL7707171A true NL7707171A (nl) 1978-01-03

Family

ID=5981911

Family Applications (1)

Application Number Title Priority Date Filing Date
NL7707171A NL7707171A (nl) 1976-06-30 1977-06-28 Meervoudige rondstralende antenne.

Country Status (10)

Country Link
US (1) US4297707A (nl)
BE (1) BE856323A (nl)
DE (1) DE2629502A1 (nl)
DK (1) DK291077A (nl)
FR (1) FR2357078A1 (nl)
GB (1) GB1584193A (nl)
IE (1) IE45425B1 (nl)
IT (1) IT1075939B (nl)
LU (1) LU77646A1 (nl)
NL (1) NL7707171A (nl)

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SE435435B (sv) * 1983-02-16 1984-09-24 Ericsson Telefon Ab L M Dempningsanordning for antennsystem
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US4763130A (en) * 1987-05-11 1988-08-09 General Instrument Corporation Probe-fed slot antenna with coupling ring
FR2627330B1 (fr) * 1988-02-12 1990-11-30 Alcatel Espace Antenne multifrequence, utilisable notamment dans le domaine des telecommunications spatiales
US4907008A (en) * 1988-04-01 1990-03-06 Andrew Corporation Antenna for transmitting circularly polarized television signals
DE3826777A1 (de) * 1988-08-06 1990-02-08 Kathrein Werke Kg Axiale zweibereichsantenne
DE3927665A1 (de) * 1989-08-22 1991-02-28 Telefunken Systemtechnik Fusspunktgespeiste stabantenne
FR2667988A1 (fr) * 1990-10-12 1992-04-17 Thomson Applic Radars Centre Aerien combine a encombrement tres reduit.
FR2678437B1 (fr) * 1991-06-28 1994-01-28 France Telecom Antenne mixte pour reception de signaux emis simultanement par satellite et par stations terrestres, notamment pour la reception de signaux de radiodiffusion sonore numerique.
US5960343A (en) * 1992-03-06 1999-09-28 Aircell, Inc. Mobile communications
SE507640C2 (sv) * 1992-03-19 1998-06-29 Telia Ab Anordning vid antennarrangemang
US5955997A (en) * 1996-05-03 1999-09-21 Garmin Corporation Microstrip-fed cylindrical slot antenna
US6121936A (en) * 1998-10-13 2000-09-19 Mcdonnell Douglas Corporation Conformable, integrated antenna structure providing multiple radiating apertures
US6088000A (en) * 1999-03-05 2000-07-11 Garmin Corporation Quadrifilar tapered slot antenna
DE19924349A1 (de) * 1999-05-27 2000-12-21 Kathrein Werke Kg Mobilantenne, insbesondere Fahrzeugantenne für zumindest eine zirkulare und zumindest eine lineare, vorzugsweise vertikale Polarisation
US6791497B2 (en) * 2000-10-02 2004-09-14 Israel Aircraft Industries Ltd. Slot spiral miniaturized antenna
US7068233B2 (en) * 2002-05-06 2006-06-27 Db Systems, Inc. Integrated multipath limiting ground based antenna
DE10239874B3 (de) * 2002-08-29 2004-04-29 Aeromaritime Systembau Gmbh Antennensystem für mehrere Frequenzbereiche
US7908080B2 (en) 2004-12-31 2011-03-15 Google Inc. Transportation routing
US7394435B1 (en) * 2006-12-08 2008-07-01 Wide Sky Technology, Inc. Slot antenna
DE202008005765U1 (de) * 2008-04-25 2008-07-03 Aeromaritime Systembau Gmbh Antennenmodul
US7999757B2 (en) * 2008-08-06 2011-08-16 Pctel, Inc. Multi-band ceiling antenna
DE102011113725A1 (de) * 2011-09-17 2013-03-21 Volkswagen Aktiengesellschaft Mehrbereichsantenne für ein Kraftfahrzeug
US9086472B2 (en) * 2012-09-26 2015-07-21 Gennadii Ivtsenkov Multi-transceiver RF alert system for preventing hunting accidents
US20140306686A1 (en) * 2013-04-10 2014-10-16 Alan David Haddy User Mountable Utility Location Antenna
CN103326111B (zh) * 2013-04-29 2016-03-09 浙江佳源通讯技术有限公司 一种多频多极化全向天线
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CN114639963B (zh) * 2022-04-06 2024-03-29 合肥若森智能科技有限公司 多频段双圆极化全向天线
CN116759786B (zh) * 2023-08-11 2023-11-07 成都华兴大地科技有限公司 一种w频段全向天线

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Also Published As

Publication number Publication date
BE856323A (fr) 1977-12-30
FR2357078A1 (fr) 1978-01-27
FR2357078B1 (nl) 1981-08-21
IE45425B1 (en) 1982-08-25
US4297707A (en) 1981-10-27
IE45425L (en) 1977-12-30
DK291077A (da) 1977-12-31
GB1584193A (en) 1981-02-11
IT1075939B (it) 1985-04-22
DE2629502A1 (de) 1978-01-05
LU77646A1 (de) 1979-03-26

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