OPTICAL TOUCH CONTROL DEVICE AND OPTICAL TOUCH CONTROL SYSTEM
First Claim
Patent Images
1. An optical touch control device, comprising:
- a detection area;
a plurality of image capturing modules, for capturing a plurality of images on the detection area; and
a processing module, coupled to the plurality of image capturing modules, for determining a touch status of the detection area according to variations of the plurality of images;
wherein a plurality of capture angles of the plurality of image capturing modules relative to the detection area are greater than 90°
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Abstract
An optical touch control device includes a detection area, a plurality of image capturing modules, for capturing a plurality of images on the detecting area, and a processing module, coupled to the plurality of image capturing modules, for determining a touch status of the detection area according to variations of the plurality of images, wherein a plurality of capture angles of the plurality of image capturing modules relative to the detection are greater than 90°.
40 Citations
17 Claims
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1. An optical touch control device, comprising:
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a detection area; a plurality of image capturing modules, for capturing a plurality of images on the detection area; and a processing module, coupled to the plurality of image capturing modules, for determining a touch status of the detection area according to variations of the plurality of images; wherein a plurality of capture angles of the plurality of image capturing modules relative to the detection area are greater than 90°
.- View Dependent Claims (2, 3, 4, 5, 6, 7, 8)
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9. An optical touch control system, comprising:
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a plurality of optical touch control devices, each optical touch control device comprising; a detection area; a plurality of image capturing modules, for capturing a plurality of images on the detection area; and a processing module, coupled to the plurality of image capturing modules, for determining a touch status on the detection area according to variations of the plurality of images; and a touch processor, coupled to each processing module of the plurality of optical touch control device, for calculating a global touch status according to the touch status determined by the each processing module; wherein a plurality of capture angles of the plurality of image capturing modules relative to the detection area are greater than 90°
.- View Dependent Claims (10, 11, 12, 13, 14, 15, 16, 17)
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Specification