Plate type antenna with dual channels
AssigneeGlobal Sun Technology Inc.
InventorFu-Jen Shih
Life of this patent
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Abstract
A plate type antenna for a small size mobile wireless communication device can be simultaneously to fit two different channels of 5.4 GHZ and 2.4 GHZ according to the specification of the wireless LAN standard announced by IEEE comprising a first antenna of a pair of “” shaped antenna wiring symmetrically printed on an upside surface of a dielectrical PC board and a second antenna of a “” shaped antenna wiring printed on an underside surface of the PC board coordinately piled under the first antenna wire for producing a reflecting surface yield point sympathy effect to provide two different transmitting channels fitting to the specification of the wireless LAN standard therefore.
Claims6
A plate type antenna according for a portable wireless device with dual channels comprising:
- a dielectric material plate having a first antenna located on an upper surface and a second antenna located on a bottom surface thereof;
- said first antenna having:
- a left side wiring composed of a “” shaped longer portion and a “” shaped shorter portion, and connected together by a terminal end of said “” portion to an initial end of said “” portion;
- and
- a right side wiring, said left side wiring and right side wiring are symmetrical along a center line;
- and
- said second antenna having two “U” shaped wirings having a lateral path at a top to connect two outer up ends of the “U” shaped wirings.
Dependencies are inferred from the claim text.