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DE602004006874D1 - Symmetrische Dipolantenne - Google Patents

Symmetrische Dipolantenne

Info

Publication number
DE602004006874D1
DE602004006874D1 DE602004006874T DE602004006874T DE602004006874D1 DE 602004006874 D1 DE602004006874 D1 DE 602004006874D1 DE 602004006874 T DE602004006874 T DE 602004006874T DE 602004006874 T DE602004006874 T DE 602004006874T DE 602004006874 D1 DE602004006874 D1 DE 602004006874D1
Authority
DE
Germany
Prior art keywords
stubs
coaxial cable
center branch
dipole arms
source
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 - Lifetime
Application number
DE602004006874T
Other languages
English (en)
Other versions
DE602004006874T2 (de
Inventor
Yihong Qi
Perry Jarmuszewski
Paul Dullaert
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
BlackBerry Ltd
Original Assignee
Research in Motion 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 Research in Motion Ltd filed Critical Research in Motion Ltd
Publication of DE602004006874D1 publication Critical patent/DE602004006874D1/de
Application granted granted Critical
Publication of DE602004006874T2 publication Critical patent/DE602004006874T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01P—WAVEGUIDES; RESONATORS, LINES, OR OTHER DEVICES OF THE WAVEGUIDE TYPE
    • H01P5/00—Coupling devices of the waveguide type
    • H01P5/08—Coupling devices of the waveguide type for linking dissimilar lines or devices
    • H01P5/10—Coupling devices of the waveguide type for linking dissimilar lines or devices for coupling balanced lines or devices with unbalanced lines or devices
    • 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
    • H01Q9/16—Resonant antennas with feed intermediate between the extremities of the antenna, e.g. centre-fed dipole
    • H01Q9/20—Two collinear substantially straight active elements; Substantially straight single active elements

Landscapes

  • Variable-Direction Aerials And Aerial Arrays (AREA)
  • Details Of Aerials (AREA)
  • Support Of Aerials (AREA)
DE602004006874T 2004-11-09 2004-11-09 Symmetrische Dipolantenne Expired - Lifetime DE602004006874T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
EP04256929A EP1655801B1 (de) 2004-11-09 2004-11-09 Symmetrische Dipolantenne

Publications (2)

Publication Number Publication Date
DE602004006874D1 true DE602004006874D1 (de) 2007-07-19
DE602004006874T2 DE602004006874T2 (de) 2008-02-07

Family

ID=34930780

Family Applications (2)

Application Number Title Priority Date Filing Date
DE602004006874T Expired - Lifetime DE602004006874T2 (de) 2004-11-09 2004-11-09 Symmetrische Dipolantenne
DE602004019991T Expired - Lifetime DE602004019991D1 (de) 2004-11-09 2004-11-09 Symmetrische Dipolantenne

Family Applications After (1)

Application Number Title Priority Date Filing Date
DE602004019991T Expired - Lifetime DE602004019991D1 (de) 2004-11-09 2004-11-09 Symmetrische Dipolantenne

Country Status (4)

Country Link
EP (2) EP1655801B1 (de)
AT (2) ATE425563T1 (de)
CA (1) CA2525995C (de)
DE (2) DE602004006874T2 (de)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105186105A (zh) * 2015-08-27 2015-12-23 鲁勇 通用型物联网天线
CN106876973B (zh) * 2017-03-29 2023-12-12 佛山市盛夫通信设备有限公司 一种双宽频双极化壁挂天线
CN109962341A (zh) * 2017-12-22 2019-07-02 网件公司 天线结构及相关的构建及使用方法
CN113346226B (zh) * 2021-06-28 2025-05-13 深圳市通用测试系统有限公司 一种天线

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2473328A (en) * 1944-12-19 1949-06-14 Rca Corp Line balance converter
GB1092407A (en) * 1965-11-08 1967-11-22 Alford Andrew High frequency electric signal conversion
US5977842A (en) * 1998-07-01 1999-11-02 Raytheon Company High power broadband coaxial balun

Also Published As

Publication number Publication date
EP1655801A1 (de) 2006-05-10
EP1655801B1 (de) 2007-06-06
EP1819011B1 (de) 2009-03-11
EP1819011A3 (de) 2007-08-22
DE602004019991D1 (de) 2009-04-23
HK1090756A1 (en) 2006-12-29
CA2525995A1 (en) 2006-05-09
DE602004006874T2 (de) 2008-02-07
ATE364239T1 (de) 2007-06-15
CA2525995C (en) 2009-10-13
ATE425563T1 (de) 2009-03-15
EP1819011A2 (de) 2007-08-15

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8328 Change in the person/name/address of the agent

Representative=s name: MERH-IP, 80336 MUENCHEN