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. 23, 2013
Filed:
Aug. 24, 2009
Yi-ming Huang, Banchiao, TW;
Ching-chun Chiang, Tao Yuan Shien, TW;
Yun-cheng Liu, Banciao, TW;
Chiou-tzung Liou, Sanchong, TW;
Ting-hsuan Chang, Taipei, TW;
Yi-Ming Huang, Banchiao, TW;
Ching-Chun Chiang, Tao Yuan Shien, TW;
Yun-Cheng Liu, Banciao, TW;
Chiou-Tzung Liou, Sanchong, TW;
Ting-Hsuan Chang, Taipei, TW;
Quanta Computer Inc., Tao Yuan Shien, TW;
Abstract
The invention provides an optical touch display device. The optical touch display device comprises a display module, a first image capturing module, a second image capturing module and a processing module. The display module generates N touch points according to a touch gesture, the touch gesture has a specific moving model, and N is a positive integer. The first image capturing module retrieves a first image relating to N touch points. The second image capturing module retrieves a second image relating to N touch points. The processing module determines correspondingly a specific touch chord of N touch points according to the first image and the second image, and determines correspondingly a specific function of the touch gesture according to the specific touch chord and the specific moving mode.