Title:
PORTABLE WIRELESS DEVICE
Document Type and Number:
WIPO Patent Application WO/2010/073421
Kind Code:
A1
Abstract:
Provided is a portable wireless device which can prevent degradation in the antenna characteristics even when three or more antenna elements are provided, wherein the portable wireless device comprises a case; a circuit board (20) provided in the case; and a first antenna (11), a second antenna (12), and a third antenna (13) which operate in different operating frequency bands and are provided at one end inside the case. The first antenna (11) operates in a first operating frequency band. The second antenna (12) operates in a second operating frequency band which is close to the first operating frequency band. The third antenna (13) operates in a third operating frequency band which is not close to the first operating frequency band and the second operate frequency band, and is positioned between the first antenna (11) and the second antenna (12) at one end inside the case.
Inventors:
TAKAHASHI TSUKASA
KAKITSU HARUHIKO
KAKITSU HARUHIKO
Application Number:
PCT/JP2009/002875
Publication Date:
July 01, 2010
Filing Date:
June 23, 2009
Export Citation:
Assignee:
PANASONIC CORP (JP)
TAKAHASHI TSUKASA
KAKITSU HARUHIKO
TAKAHASHI TSUKASA
KAKITSU HARUHIKO
International Classes:
H01Q1/24; H01Q1/52; H01Q21/28
Foreign References:
| JP2008011016A | 2008-01-17 | |||
| JP3123247U | 2006-07-06 | |||
| JP2006217026A | 2006-08-17 | |||
| JP2004153589A | 2004-05-27 |
Other References:
See also references of EP 2378607A4
Attorney, Agent or Firm:
OGURI, Shohei et al. (JP)
Shohei Oguri (JP)
Shohei Oguri (JP)
Download PDF: