Title:
PORTABLE RADIO DEVICE
Document Type and Number:
WIPO Patent Application WO/2014/050122
Kind Code:
A1
Abstract:
This invention is provided with: a housing (2); a substantially rectangular conductor plate (3) provided in the housing (2); a wireless circuit board (4) provided on the conductor plate (3) and adapted so as to have a ground having the same potential as that of the conductor plate (3); a receiver (5) provided in the housing (2), connected to the first surface (30) of the conductor plate (3), and disposed at the upper end part of the conductor plate (3); an antenna element (8) provided in the housing (2), disposed in the vicinity of the lower end part of the conductor plate (3), connected to the wireless circuit board (4), and adapted to resonate at a first frequency; and a ground wire element (9) provided in the housing (2), connected to the conductor plate (3), and adapted to resonate at the first frequency. The ground wire element (9) has a portion that extends substantially parallel to the short side of the upper end part of the conductor plate (3) and extends substantially parallel to at least the first surface (30) of the conductor plate (3).
Inventors:
OGAWA KENJI
KOYANAGI YOSHIO
KOYANAGI YOSHIO
Application Number:
PCT/JP2013/005742
Publication Date:
April 03, 2014
Filing Date:
September 26, 2013
Export Citation:
Assignee:
PANASONIC CORP (JP)
International Classes:
H01Q3/44; H01Q1/24; H01Q3/24; H01Q19/26; H01Q19/32
Domestic Patent References:
| WO2011024280A1 | 2011-03-03 |
Foreign References:
| JP2011171856A | 2011-09-01 | |||
| JP2011160414A | 2011-08-18 | |||
| JP2006050496A | 2006-02-16 | |||
| JP2005286895A | 2005-10-13 |
Attorney, Agent or Firm:
HASHIMOTO, Kimihide et al. (JP)
Kimihide Hashimoto (JP)
Kimihide Hashimoto (JP)
Download PDF: