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:
Jul. 02, 2019
Filed:
Aug. 18, 2017
Nanchang O-film Bio-identification Technology Co., Ltd., Nanchang, CN;
Zhen Chen, Nanchang, CN;
NANCHANG O-FILM BIO-IDENTIFICATION TECHNOLOGY CO., LTD., Nanchang, CN;
Abstract
A touch screen includes a touch panel and an ultrasonic probe. A touch panel includes a cover plate, a first sensing structure including a plurality of receiving electrode lines, and a second sensing structure including a plurality of transmitting electrode lines. The ultrasonic probe includes a first piezoelectric film and a second piezoelectric film. The first piezoelectric film is attached to the touch panel and electrically coupled to the receiving electrode line, and the second piezoelectric film is attached to the touch panel and electrically coupled to the transmitting electrode line. An electronic device is also provided.