Wireless communication device

Details Wireless communication device Wireless communication device

2008-09-03

2010-12-14

Nguyen, Hoang V (Department: 2821)

Communications: radio wave antennas

Antennas

Microstrip

C343S702000, C343S786000

Reexamination Certificate

active

07852270

ABSTRACT:
A wireless communication device including an antenna-integrated module which realizes a high-end antenna having an improved antenna efficiency includes a mounting board having a through hole whose cross-sectional shape is rectangular; and an antenna-integrated module mounted on the mounting board so as to cover over the through hole, a patch antenna, which radiates radiation wave, being provided on a surface of the antenna-integrated module, which surface is exposed in the through hole, an annular grounding sheet being provided between the antenna-integrated module and the mounting board so as to surround the patch antenna, and the through hole having a longer side whose length satisfies λ/2≦a≦λ, where λ is a wavelength of the radiation wave.

REFERENCES:
patent: 6061026 (2000-05-01), Ochi et al.
patent: 7227502 (2007-06-01), Yamamoto
patent: 7236070 (2007-06-01), Ajioka et al.
patent: 2008/0042917 (2008-02-01), Seki et al.
patent: 9-237867 (1997-09-01), None

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