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:
Jun. 05, 2012
Filed:
Apr. 13, 2009
Applicants:
Changjung Kim, Yongin-si, KR;
Youngsoo Park, Yongin-si, KR;
Inventors:
Changjung Kim, Yongin-si, KR;
Youngsoo Park, Yongin-si, KR;
Assignee:
Samsung Electronics Co., Ltd., Gyeonggi-do, KR;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G06F 3/043 (2006.01);
U.S. Cl.
CPC ...
Abstract
A touch panel may include a plurality of piezoelectric nanowires between a plurality of first transparent electrodes and plurality second transparent electrodes that cross each other; an ultrasonic wave generator configured to generate ultrasonic waves from the piezoelectric nanowires; and at least one ultrasonic wave echo sensor configured to detect ultrasonic waves that are generated from the plurality of piezoelectric nanowires and return to the plurality of piezoelectric nanowires after colliding with an object approaching the plurality of piezoelectric nanowires.