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Patent Searching and Data


Title:
FOLDABLE PORTABLE WIRELESS DEVICE
Document Type and Number:
Japanese Patent JP2006157787
Kind Code:
A
Abstract:

To provide a foldable portable wireless device capable of maintaining high antenna performance in a communication state, or a standby state over a plurality of frequency bands.

A metal frame 1A and a hinge clap 31 which are conductive and mounted on an upper case 1 are electrically connected, and the hinge clap 31 and a hinge clap 32 are rotatably connected by a rotation axis 33. The hinge clap 31, the hinge clap 32, and the rotation axis 33 are formed of conductive metal and constituted to be electrically conductive at contact points therebetween. The hinge clap 32 is connected to an antenna control circuit 24 on a circuit board 21 through a feeding terminal 23, and an antenna element 4 to which a reactance element 44 is loaded is connected to the antenna control circuit section 24.


Inventors:
NAKANISHI SEIICHI
AOKI KOTA
HORIBATA KENJI
SAITO YUTAKA
TAKEUCHI AKITAKA
NAGANO TAKEYA
Application Number:
JP2004348444A
Publication Date:
June 15, 2006
Filing Date:
December 01, 2004
Export Citation:
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Assignee:
MATSUSHITA ELECTRIC IND CO LTD
International Classes:
H01Q3/24; H01Q1/24; H01Q1/44; H01Q1/48; H01Q21/30; H04M1/02
Attorney, Agent or Firm:
Takeshi Takamatsu
Toshimitsu Ichikawa
Kimihide Hashimoto