发明名称 INCREASED LOW LIGHT SENSITIVITY FOR IMAGE SENSORS BY COMBINING QUANTUM DOT SENSITIVITY TO VISIBLE AND INFRARED LIGHT
摘要 A camera unit generates a processed digital image by augmenting color image data with infrared image data according to the level of ambient light exposure. The camera has an ambient light sensor that detects the level of ambient light in the camera unit and an image sensor that provides image data. One or more quantum dot layers may be included in the image sensor. A camera controller adapts the camera unit for operation in different modes that are selectable based on the levels of detected ambient light. The image data is processed into a digital image, according to the selected mode of operation for the camera unit, using color image data only when the level of ambient light is high, but augmenting the color image data with infrared image data when the level of ambient light is low to increase the color luminance of the final processed digital image.
申请公布号 CA2767023(A1) 申请公布日期 2012.08.09
申请号 CA20122767023 申请日期 2012.02.06
申请人 RESEARCH IN MOTION LIMITED 发明人 TANG, SUI TONG
分类号 H04N5/30 主分类号 H04N5/30
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