Title:
ANTENNA DEVICE
Document Type and Number:
WIPO Patent Application WO/2009/031700
Kind Code:
A1
Abstract:
Provided is an antenna device which is smaller with higher gain compared with
conventional antenna devices. The antenna device has a loop antenna wherein
a loop is formed by an upper conductor plate, a lower conductor plate arranged
to face the upper conductor plate, a connecting conductor plate for electrically
connecting the upper conductor plate and the lower conductor plate, and a side
conductor plate connected to the upper conductor plate. A capacitor conductor
plate is connected to the lower conductor plate to form a capacitor between the
lower conductor plate and the side conductor plate.
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Inventors:
SONE TAKAYUKI (JP)
TANAKA SHINJI (JP)
TANAKA SHINJI (JP)
Application Number:
PCT/JP2008/066369
Publication Date:
March 12, 2009
Filing Date:
September 04, 2008
Export Citation:
Assignee:
YOKOWO SEISAKUSHO KK (JP)
SONE TAKAYUKI (JP)
TANAKA SHINJI (JP)
SONE TAKAYUKI (JP)
TANAKA SHINJI (JP)
International Classes:
H01Q9/14; H01Q7/00; H01Q9/42; H01Q13/08
Foreign References:
| JPS642408A | 1989-01-06 | |||
| JPH03154404A | 1991-07-02 | |||
| JPH0856107A | 1996-02-27 | |||
| JP2000269728A | 2000-09-29 |
Attorney, Agent or Firm:
SUZUKI, Seigoh (29-10 Shiba 2-chome, Minato-k, Tokyo 14, JP)
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