Title:
ANTENNA DEVICE
Document Type and Number:
WIPO Patent Application WO/2006/059568
Kind Code:
A1
Abstract:
An antenna device which can provide a high gain by a small and flat constitution and can switch main beam directions. On a same flat plane, rhombic antenna sections composed of sections (101a-101d, 102a-102d, 103a-103d) are arranged, and the rhombic antennas are connected by linear connecting elements (104a-104d). Linear roundabout elements (105a, 105b) are connected to tops of a pair of rhombic antenna sections arranged at both ends. Among the rhombic antenna sections, power supplying sections (106a, 106b) are provided on tops of another two pairs of facing tops, and other facing tops of the rhombic antenna sections are connected by the linear elements. A reflecting board is arranged parallel to an arranging plane of the rhombic antenna sections at a distance (h).
Inventors:
NAKANISHI TOMOYA
UNO HIROYUKI
SAITO YUTAKA
UNO HIROYUKI
SAITO YUTAKA
Application Number:
PCT/JP2005/021802
Publication Date:
June 08, 2006
Filing Date:
November 28, 2005
Export Citation:
Assignee:
MATSUSHITA ELECTRIC IND CO LTD (JP)
NAKANISHI TOMOYA
UNO HIROYUKI
SAITO YUTAKA
NAKANISHI TOMOYA
UNO HIROYUKI
SAITO YUTAKA
International Classes:
H01Q11/06; H01Q11/20; H01Q13/10
Foreign References:
| JPH10126143A | 1998-05-15 | |||
| JPH05327335A | 1993-12-10 | |||
| JPS61288503A | 1986-12-18 | |||
| JP2004228650A | 2004-08-12 | |||
| JPH11355030A | 1999-12-24 | |||
| JP2003142919A | 2003-05-16 |
Other References:
UNO H. ET AL: "WLAN Yo Ukai Soshi Soka Heimen Loop Antenna.", IEICE TECHNICAL REPORT (SHIGAKU GIHO A.P 2003-157)., vol. 103, no. 456, 13 November 2003 (2003-11-13), pages 69 - 74, XP002996318
Attorney, Agent or Firm:
Washida, Kimihito (Shintoshicenter Bldg. 24-1, Tsurumaki 1-chome, Tama-sh, Tokyo 34, JP)
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