Title:
無線アプリケーション用低背型スマートアンテナおよびその関連方法
Document Type and Number:
Japanese Patent JP4677445
Kind Code:
B2
Abstract:
A low profile smart antenna includes an active antenna element carried by a dielectric substrate, and active antenna element has a T-shape. Passive antenna elements are carried by the dielectric substrate, and they have an inverted L-shaped portion laterally adjacent the active antenna element. Impedance elements are selectively connectable to the passive antenna elements for antenna beam steering.
Inventors:
Bin A. Chang
Michael Jay Lynch
Douglas H. Wood
Thomas Liu
Govind Earl Kadambi
Marc W. Kishler
Michael Jay Lynch
Douglas H. Wood
Thomas Liu
Govind Earl Kadambi
Marc W. Kishler
Application Number:
JP2007516804A
Publication Date:
April 27, 2011
Filing Date:
June 17, 2005
Export Citation:
Assignee:
Interdigital Technology Corporation
International Classes:
H01Q1/24; H01Q1/38; H01Q3/44; H01Q5/10; H01Q9/36; H01Q19/26; H01Q19/32; H01Q21/30; H04B1/18; H04B1/38; H04B7/10
Domestic Patent References:
| JP3213005A | ||||
| JP9055621A | ||||
| JP2003142931A |
Foreign References:
| US6876331 |
Attorney, Agent or Firm:
Patent Business Corporation Tani/Abe Patent Office
Atsuhiro Hamanaka
Nakanishi Eiichi
Atsuhiro Hamanaka
Nakanishi Eiichi