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Class Information
Number: 345/175
Name: Computer graphics processing, operator interface processing, and selective visual display systems > Display peripheral interface input device > Touch panel > Including optical detection
Description: Subject matter wherein the touch panel utilizes optical sensors (e.g., photodiodes, phototransistors) for determining the position of the touch.










Patents under this class:

Patent Number Title Of Patent Date Issued
8711225 Image-capturing device and projection automatic calibration method of projection device Apr. 29, 2014
8711127 Scanning of a touch screen Apr. 29, 2014
8711126 Optical input device Apr. 29, 2014
8711125 Coordinate locating method and apparatus Apr. 29, 2014
8711111 Holding structure for a touch panel Apr. 29, 2014
8711093 Input device with photodetector pairs Apr. 29, 2014
8704930 Image display apparatus, imaging apparatus, image display method, and program Apr. 22, 2014
8704802 Touch display device Apr. 22, 2014
8704801 Touch display apparatus and backlight module Apr. 22, 2014
8704800 Photo element and driving method thereof and liquid crystal display Apr. 22, 2014
8704796 Touch panel and display device Apr. 22, 2014
8704793 System controlled responsive to data bearing records for permitting access Apr. 22, 2014
8704631 Apparatus and method for controlling key lock in portable terminal Apr. 22, 2014
8704151 Communication device sensor assembly Apr. 22, 2014
8692808 Touch panel Apr. 8, 2014
8692807 Touch surface with a compensated signal profile Apr. 8, 2014
8692806 On a substrate formed or resting display arrangement Apr. 8, 2014
8692805 Coordinate input apparatus, control method, and storage medium Apr. 8, 2014
8692804 Optical touch system and method Apr. 8, 2014
8692803 Optical touch apparatus and operating method thereof Apr. 8, 2014
8692798 Light activated input panel Apr. 8, 2014
8690340 Combined image projection and capture system using on and off state positions of spatial light modulator Apr. 8, 2014
8686974 Touch-sensitive system and method for controlling the operation thereof Apr. 1, 2014
8686973 Display with improved bendable cover having light transmissive area Apr. 1, 2014
8686972 Semiconductor device and display device Apr. 1, 2014
8686971 Liquid crystal display device and a method of manufacturing the same Apr. 1, 2014
8686943 Two-dimensional method and system enabling three-dimensional user interaction with a device Apr. 1, 2014
8686373 Interactive display device Apr. 1, 2014
8686308 Conductive sheet and capacitive touch panel Apr. 1, 2014
8682395 Communications device and method having non-touch based input screen Mar. 25, 2014
8681188 Display device, display method and computer program Mar. 25, 2014
8681127 Touch discrimination Mar. 25, 2014
8681126 Ambient correction in rolling image capture system Mar. 25, 2014
8681125 Method and system for estimating the tendency of pressure change on a touch panel Mar. 25, 2014
8681124 Method and system for recognition of user gesture interaction with passive surface video displays Mar. 25, 2014
8681123 Input/output device Mar. 25, 2014
8675913 Gesture recognition method and interactive system using the same Mar. 18, 2014
8674971 Display device and electronic apparatus including display device Mar. 18, 2014
8674966 ASIC controller for light-based touch screen Mar. 18, 2014
8674965 Single camera display device detection Mar. 18, 2014
8674964 Organic light emitting diode touch display Mar. 18, 2014
8674963 Waveguide configurations for optical touch systems Mar. 18, 2014
8674962 Touch coordinate calculation method for touch panel Mar. 18, 2014
8674709 Circuit and method for measuring capacitance value of touch screen Mar. 18, 2014
8674286 Optical position detection device and apparatus with position detection function Mar. 18, 2014
8674284 Sensing device having photo sensing element alternately operated in different biased states and related touch-controlled display device Mar. 18, 2014
8669966 Touchscreen displays incorporating dynamic transmitters Mar. 11, 2014
8669960 Firmware methods and devices for a mutual capacitance touch sensing device Mar. 11, 2014
8669959 Passive touch system and method of detecting user input Mar. 11, 2014
8669951 Optical touch panel and touch display panel and touch input method thereof Mar. 11, 2014











 
 
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