Title:
PORTABLE TELEPHONE
Document Type and Number:
WIPO Patent Application WO/2004/062034
Kind Code:
A1
Abstract:
It comprises an upper case (11) having a speaker (14) and a display screen (15), a lower case (12) having a keyboard (18) mounted thereon, an antenna (16) attached to the upper end of the upper case (11) or the lower end of the lower case (12), the antenna (16) having mounted on the rear or front side thereof a low-loss dielectric material (17) having a predetermined dielectric constant. This dielectric material (17) may have a curvature on its surface opposite to the antenna (16) mounted thereon.
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Inventors:
KOBAYASHI NAOKI (JP)
HANKUI EIJI (JP)
HANKUI EIJI (JP)
Application Number:
PCT/JP2003/016717
Publication Date:
July 22, 2004
Filing Date:
December 25, 2003
Export Citation:
Assignee:
NEC CORP (JP)
KOBAYASHI NAOKI (JP)
HANKUI EIJI (JP)
KOBAYASHI NAOKI (JP)
HANKUI EIJI (JP)
International Classes:
H01Q1/24; H01Q1/40; H01Q9/30; H01Q19/09; H01Q9/42; H01Q15/08; H04M1/02; (IPC1-7): H01Q19/06; H01Q1/24; H01Q15/08
Domestic Patent References:
| WO2000048269A1 | 2000-08-17 |
Foreign References:
| EP0814533A2 | 1997-12-29 | |||
| JPH09331207A | 1997-12-22 | |||
| JPH0141211Y2 | 1989-12-06 | |||
| JP2001036318A | 2001-02-09 | |||
| JP2001156513A | 2001-06-08 | |||
| JPH04266204A | 1992-09-22 |
Attorney, Agent or Firm:
Ikeda, Noriyasu (4-10 Nishishinbashi 1-chom, Minato-ku Tokyo, JP)
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