Invention Application
US20150084928A1 TOUCH-ENABLED FIELD SEQUENTIAL COLOR DISPLAY USING IN-CELL LIGHT SENSORS
审中-公开
使用细胞光传感器进行触控场景顺序显示
- Patent Title: TOUCH-ENABLED FIELD SEQUENTIAL COLOR DISPLAY USING IN-CELL LIGHT SENSORS
- Patent Title (中): 使用细胞光传感器进行触控场景顺序显示
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Application No.: US14034376Application Date: 2013-09-23
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Publication No.: US20150084928A1Publication Date: 2015-03-26
- Inventor: John Michael Wyrwas , Paul Eric Jacobs , Evgeni Petrovich Gousev , Russell Wayne Gruhlke , Chung-Po Huang , Hae-Jong Seo , Xiquan Cui , Jacek Maitan
- Applicant: QUALCOMM Incorporated
- Main IPC: G06F3/042
- IPC: G06F3/042

Abstract:
This disclosure provides systems, methods and apparatus for touch and gesture recognition, using a field sequential color display. The display includes a processor, a lighting system, and an arrangement for spatial light modulation that includes an array of light modulators. Each light modulator is switchable between an open position that permits transmittance of light from the lighting system through a respective aperture and a shut position that blocks light transmission through the respective aperture. The processor switches the light modulators in accordance with a first modulation scheme to render an image and in accordance with a second modulation scheme to selectively pass object illuminating light through at least one of the respective apertures. A light sensor receives light resulting from interaction of the object illuminating with an object and outputs a signal to the processor. The processor recognizes, from the output of the light sensor, a characteristic of the object.
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