Plate type antenna with dual channels

Communications: radio wave antennas – Antennas – With radio cabinet

Reexamination Certificate

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Details

C343S795000

Reexamination Certificate

active

06888506

ABSTRACT:
A plate type antenna for a small size mobile wireless communication device can be simultaneously to fit two different channels of 5.4 GHZand 2.4 GHZaccording to the specification of the wireless LAN standard announced by IEEE comprising a first antenna of a pair of “img id="CUSTOM-CHARACTER-00001" he="4.23mm" wi="2.12mm" file="US06888506-20050503-P00900.TIF" alt="custom character" img-content="character" img-format="tif" ?” shaped antenna wiring symmetrically printed on an upside surface of a dielectrical PC board and a second antenna of a “img id="CUSTOM-CHARACTER-00002" he="3.13mm" wi="3.89mm" file="US06888506-20050503-P00901.TIF" alt="custom character" img-content="character" img-format="tif" ?” 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.

REFERENCES:
patent: 6753818 (2004-06-01), Wang

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