ATE324681T1 - Wendelantenne - Google Patents

Wendelantenne

Info

Publication number
ATE324681T1
ATE324681T1 AT02748837T AT02748837T ATE324681T1 AT E324681 T1 ATE324681 T1 AT E324681T1 AT 02748837 T AT02748837 T AT 02748837T AT 02748837 T AT02748837 T AT 02748837T AT E324681 T1 ATE324681 T1 AT E324681T1
Authority
AT
Austria
Prior art keywords
antenna
helical antenna
conductive
namely
applications
Prior art date
Application number
AT02748837T
Other languages
English (en)
Inventor
Ovadia Grossman
Moshe Ben-Ayun
Mark Rozental
Original Assignee
Motorola Inc
Motorola Ltd
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 Motorola Inc, Motorola Ltd filed Critical Motorola Inc
Application granted granted Critical
Publication of ATE324681T1 publication Critical patent/ATE324681T1/de

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01Q—ANTENNAS, i.e. RADIO AERIALS
    • H01Q11/00—Electrically-long antennas having dimensions more than twice the shortest operating wavelength and consisting of conductive active radiating elements
    • H01Q11/02—Non-resonant antennas, e.g. travelling-wave antenna
    • H01Q11/08—Helical antennas
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01Q—ANTENNAS, i.e. RADIO AERIALS
    • H01Q1/00—Details of, or arrangements associated with, antennas
    • H01Q1/36—Structural form of radiating elements, e.g. cone, spiral, umbrella; Particular materials used therewith
    • H01Q1/362—Structural form of radiating elements, e.g. cone, spiral, umbrella; Particular materials used therewith for broadside radiating helical antennas
    • 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
    • H01Q9/30—Resonant antennas with feed to end of elongated active element, e.g. unipole
    • H01Q9/32—Vertical arrangement of element
    • H01Q9/36—Vertical arrangement of element with top loading

Landscapes

  • Support Of Aerials (AREA)
  • Details Of Aerials (AREA)
  • Transceivers (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
AT02748837T 2001-09-29 2002-07-01 Wendelantenne ATE324681T1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB0123502A GB2380323B (en) 2001-09-29 2001-09-29 Antenna for use in radio communications

Publications (1)

Publication Number Publication Date
ATE324681T1 true ATE324681T1 (de) 2006-05-15

Family

ID=9922998

Family Applications (1)

Application Number Title Priority Date Filing Date
AT02748837T ATE324681T1 (de) 2001-09-29 2002-07-01 Wendelantenne

Country Status (6)

Country Link
EP (1) EP1435125B1 (de)
AT (1) ATE324681T1 (de)
DE (1) DE60211003T2 (de)
ES (1) ES2260461T3 (de)
GB (1) GB2380323B (de)
WO (1) WO2003030302A1 (de)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
TWI363756B (en) * 2004-12-07 2012-05-11 Du Pont Method for preparing n-phenylpyrazole-1-carboxamides
JP4869387B2 (ja) * 2009-07-06 2012-02-08 日本アンテナ株式会社 ホイップアンテナ
WO2012016144A2 (en) 2010-07-30 2012-02-02 MP Antenna, Ltd. Antenna assembly having reduced packaging size
CN109155454B (zh) * 2016-05-16 2020-10-02 摩托罗拉解决方案公司 用于通信设备的双重反绕天线
USD936252S1 (en) 2018-10-17 2021-11-16 Hamamatsu Photonics K.K. Auxiliary electrode portion for a flash lamp

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5216436A (en) * 1991-05-31 1993-06-01 Harris Corporation Collapsible, low visibility, broadband tapered helix monopole antenna
SE468917B (sv) * 1991-08-16 1993-04-05 Ericsson Ge Mobile Communicat Miniatyrantenn
US5708445A (en) * 1993-01-29 1998-01-13 Motorola, Inc. Antenna assembly for radio circuit and method therefor
FR2711277B1 (fr) * 1993-10-14 1995-11-10 Alcatel Mobile Comm France Antenne du type pour dispositif radio portable, procédé de fabrication d'une telle antenne et dispositif radio portable comportant une telle antenne.
SE9701505L (sv) * 1997-04-21 1998-10-22 Lars Wendel Anordning vid en antenn
JP3792884B2 (ja) * 1997-11-27 2006-07-05 株式会社ヨコオ アンテナ
WO2000046874A1 (en) * 1999-02-04 2000-08-10 Maxrad, Inc. Compact wideband antenna

Also Published As

Publication number Publication date
WO2003030302A1 (en) 2003-04-10
ES2260461T3 (es) 2006-11-01
DE60211003D1 (de) 2006-06-01
GB2380323B (en) 2003-11-05
EP1435125A1 (de) 2004-07-07
DE60211003T2 (de) 2006-09-28
EP1435125B1 (de) 2006-04-26
GB0123502D0 (en) 2001-11-21
GB2380323A (en) 2003-04-02

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Legal Events

Date Code Title Description
RER Ceased as to paragraph 5 lit. 3 law introducing patent treaties