Title:
DIRECTIVITY CONTROLLABLE SMALL ARRAY ANTENNA
Document Type and Number:
WIPO Patent Application WO/2007/114255
Kind Code:
A1
Abstract:
A directivity controllable small array antenna is provided. The array antenna
includes one feed element and at least one parasitic element arranged in the periphery
of the feed element. One end of the parasitic element is connected to a reactance
element, and an interval between the feed element and the parasitic element is
substantially 1/10 of the wavelength of a wireless signal supplied to the feed
element or shorter.
Inventors:
FUJIEDA TOMOYUKI (JP)
Application Number:
PCT/JP2007/056874
Publication Date:
October 11, 2007
Filing Date:
March 29, 2007
Export Citation:
Assignee:
PIONEER CORP (JP)
FUJIEDA TOMOYUKI (JP)
FUJIEDA TOMOYUKI (JP)
International Classes:
H01Q3/44; H01Q1/38; H01Q9/30; H01Q19/32
Domestic Patent References:
| WO2004064194A1 | 2004-07-29 |
Foreign References:
| JP2002135036A | 2002-05-10 | |||
| JP2004221971A | 2004-08-05 |
Attorney, Agent or Firm:
FUJIMURA, Motohiko (Togeki-Bldg. 1-1, Tsukiji 4-chom, Chuo-ku Tokyo 45, JP)
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