Induction antenna loop for low-level digital tablets

Details Induction antenna loop for low-level digital tablets Induction antenna loop for low-level digital tablets

2005-04-12

2005-04-12

Ho, Tan (Department: 2821)

Communications: radio wave antennas

Antennas

Loop type

C343S742000, C343S732000, C343S867000, C178S018010

Reexamination Certificate

active

06879299

ABSTRACT:
The present invention provides an antenna loop and its layout for low-level digital tablets. The antenna loop for low-level digital tablets in the present invention consists of enameled wire; the layout comprises a single antenna loop consisting of enameled wire. Each antenna loop comprises a plurality of close circles. Furthermore, the circles of odd ordinal numbers comprise odd sections, for instance, the third circle comprises three sections; the circles of even ordinal numbers comprise even sections, for instance, the fourth circle comprises four sections; each section comprises induction areas of substantially the same size. Furthermore, the final section is an open section so that through which the second terminal of the enameled wire loop can stretch out and electrically couple with the ground wire.

REFERENCES:
patent: 5103234 (1992-04-01), Watkins et al.
patent: 6606068 (2003-08-01), Chao et al.
patent: 6787715 (2004-09-01), Chao et al.
patent: 20030206142 (2003-11-01), Yeh

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