DISPLAY DEVICE AND CONTROL METHOD
1 Assignment
0 Petitions
Accused Products
Abstract
A display device is provided which is capable of specifying a touch operation direction when a touch operation is detected. A display device includes a photosensor built-in LCD for capturing, in an image, a touch operation performed onto a display screen, from inside a display unit; and a touch operation direction determining unit for determining a direction of the touch operation performed onto the touch location, based on the captured image.
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Citations
32 Claims
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1-16. -16. (canceled)
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17. A display device receiving a touch input, comprising:
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a display unit having a display screen; an image capturing unit for capturing, in an image, a touch operation, which is said touch input, performed onto said display screen, from inside said display unit; a touch location detecting unit for detecting a touch location of said touch operation performed onto said display screen; and a direction determining unit for determining a touch direction of said touch operation performed onto said display screen, based on the image captured by said image capturing unit. - View Dependent Claims (18, 19, 20, 21, 22, 23, 24, 25, 26, 27, 28, 29, 32)
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30. A display device having a display screen and receiving an input when an object used for a touch operation is brought into contact with said display screen, the display device comprising:
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an image capturing unit for capturing an image of said object making contact with said display screen, through said display screen; a detecting unit for detecting a contact location of said object with said display screen; a determining unit for determining a direction of said object relative to said display screen based on the image captured by said image capturing unit; and a control unit for controlling an operation of said display device, said control unit causing said display device to operate according to said contact location and said direction determined.
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31. A control method in a display device receiving an input when an object used for a touch operation is brought into contact with a display screen, the control method comprising the steps of:
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capturing an image of said object making contact with said display screen, through said display screen; detecting a contact location of said object with said display screen; determining a direction of said object relative to said display screen based on the image captured by said image capturing unit; and causing said display device to operate according to said contact location and said direction determined.
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Specification