Surface mounted planar antenna apparatus

Details Surface mounted planar antenna apparatus Surface mounted planar antenna apparatus

2008-12-01

2011-10-11

Ho, Tan (Department: 2821)

Communications: radio wave antennas

Antennas

Microstrip

Reexamination Certificate

active

08035564

ABSTRACT:
A surface mounted planner antenna apparatus includes an antenna and a circuit board. The antenna includes a base, a radiation metal plate arranged on a top face of the base, and a ground metal plate arranged on a bottom face of the base. A through hole is defined from the radiation metal plate and passed through the base to the ground metal plate. A signal feeder is arranged in the through hole and electrically connected to the radiation metal plate but electrically insulated with the ground metal plate. The circuit board is attached on the bottom face of the base and includes an upper face and a lower face, the upper face includes an area for binding with the ground metal plate on the bottom face of the base, and the lower face includes a first pad and a signal feeding trace electrically connected with the signal feeder.

REFERENCES:
patent: 7075490 (2006-07-01), Noro
patent: 7432864 (2008-10-01), Yang et al.
patent: 7498991 (2009-03-01), Chu et al.
patent: 2003/0052755 (2003-03-01), Barnes et al.

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