TOUCH INPUT WITH IMAGE SENSOR AND SIGNAL PROCESSOR
摘要
<p>An interactive input system comprises at least two imaging assemblies capturing image frames of a region of interest from different vantages and processing structure processing image frames captured by the imaging assemblies to determine the location of a pointer within the region of interest, wherein each imaging assembly comprises an image sensor and integrated signal processing circuitry.</p>
申请公布号
WO2010028490(A1)
申请公布日期
2010.03.18
申请号
WO2009CA01261
申请日期
2009.09.15
申请人
SMART TECHNOLOGIES ULC;MCGIBNEY, GRANT;LAM, CLINTON