Antenna apparatus for smart phone

Details Antenna apparatus for smart phone Antenna apparatus for smart phone

1998-12-22

2000-02-29

Wong, Don

Communications: radio wave antennas

Antennas

With radio cabinet

343906, 455 90, H01Q 124

Patent

active

060314974

ABSTRACT:
A foldable and stretchable antenna for a smart phone being installed in the interior of an upper body of the smart phone. The upper body has a prolonged groove formed at an upper end thereof and an opening formed at an inner end portion of the prolonged groove. A spring is placed in the opening and a protrusion is mounted on the spring, thus being movable up and down. A stretchable antenna is rotatably mounted on the protrusion by means of a hinge pin. The antennal has a plurality of concaves formed at a bottom and a side thereof so that the protrusion is stuck in the concaves when the antenna is folded and unfolded. Further the lower body includes a holding element for holding the antenna in the prolonged groove when the upper body is folded down to the lower body. The smart phone can include a cellular communications center and a personal digital assistant.

REFERENCES:
patent: 5255001 (1993-10-01), Tamura et al.
patent: 5644320 (1997-07-01), Rossi

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