METHOD FOR DETECTING AN ARBITRARY NUMBER OF TOUCHES FROM A MULTI-TOUCH DEVICE
摘要
<p>A method for detecting an arbitrary number of touches from an input image of a multi-touch device comprising the following steps: -processing said input image and obtaining a processed image; -segmentation by thresholding of said processed image (8000) and obtaining a segmented image; -identifying regions of the segmented image; -finding local maxima, each local maximum being of size one pixel on a sub-region inside each region; -determining at least one touch position based on said local maxima.</p>
申请公布号
WO2012034715(A1)
申请公布日期
2012.03.22
申请号
WO2011EP53757
申请日期
2011.03.11
申请人
ADVANCED SILICON SA;WEISHAUPT, ANDREAS;VUADENS, FRANCOIS;CHAPPATTE, NORMAN
发明人
WEISHAUPT, ANDREAS;VUADENS, FRANCOIS;CHAPPATTE, NORMAN