The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Sep. 07, 2004
Filed:
Dec. 26, 2001
Applicant:
Inventors:
Ching-Chuan Chao, Taipei, TW;
Chia-Jui Yeh, Taipei, TW;
Assignee:
AIPTEK International Inc., Hsin-Chu, TW;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G06K 1/106 ;
U.S. Cl.
CPC ...
G06K 1/106 ;
Abstract
A digitizer tablet comprises a plurality of physical antenna loops distributed along the X- and Y-directions of two-dimensional Cartesian coordinates (X, Y) on the digitizer tablet, wherein each physical antenna loop comprises a plurality of logical sections. For the logical sections of each of the physical antenna loops distributed in the same direction, the adjacent logical sections of the logical sections belong to different physical antenna loops.
Chao, Ching-Chuan. (2004). N-shaped antenna loops of digitizer tablet for reducing antenna switches and the method for locating the cordless pen (U.S. Patent No. 6787715). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/6787715
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile