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Patent Searching and Data


Title:
セルラー基地局アンテナ
Document Type and Number:
Japanese Patent JP2004521542
Kind Code:
A
Abstract:
An antenna assembly for emitting a signal. The antenna assembly includes at least two antennas which are separated into a first group and a second group. Both groups of antennas are mounted on a panel. A first phase adjuster is coupled to the fist antenna group. The first phase adjuster is also coupled to a second phase adjuster, which is also coupled to said second antenna group. The first phase adjuster is coupled to the second phase adjuster, such that an adjustment of the first phase adjuster causes an adjustment of the second phase adjuster. The first phase adjuster is adapted to adjust a phase angle of the signal of the first antenna group, while the second phase adjuster is adapted to adjust a phase angle of the signal of said second antenna group.

Inventors:
Martin El Zimmermann
Jemmy Pasuke
Jim Giako Buzzi
Kevin Erinehan
Application Number:
JP2002566591A
Publication Date:
July 15, 2004
Filing Date:
January 24, 2002
Export Citation:
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Assignee:
ANDREW CORPORATION
International Classes:
H01Q1/24; H01Q1/44; H01Q3/32; H01Q3/34; H01Q21/08; (IPC1-7): H01Q3/32; H01Q1/44; H01Q3/34
Attorney, Agent or Firm:
Masaru Sato