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:
Aug. 30, 2016
Filed:
Jul. 28, 2011
Yuhui Wang, Beijing, CN;
Zhenyu Wu, Beijing, CN;
Xinlin YE, Beijing, CN;
Jianjun Liu, Beijing, CN;
Xinbin Liu, Beijing, CN;
Yuhui Wang, Beijing, CN;
Zhenyu Wu, Beijing, CN;
Xinlin Ye, Beijing, CN;
Jianjun Liu, Beijing, CN;
Xinbin Liu, Beijing, CN;
BEIJING IRTOUCH SYSTEMS CO., LTD, Beijing, CN;
Abstract
The present invention relates to a touch positioning method, a touch screen, a touch system and a display. The touch positioning method comprises: processing image collected by the first camera to obtain first image data, and processing image collected by the second camera to obtain second image data, wherein the first image data comprise one touch image block, and the second image data comprise at least two touch image blocks; processing the second image data to obtain third image data, the third image data comprising image blocks of two suspected touch objects; obtaining a distance between the two suspected touch objects according to the first image data and the third image data; and obtaining location information of an actual touch object according to the first image data, the third image data and the distance between the two suspected touch objects. The invention may eliminate misjudgment caused by 'crack dot' (FIG.).