INPUT DEVICE FOR REFRIGERATOR
First Claim
Patent Images
1. An input device for a refrigerator, comprising:
- a display device including at least one button region; and
an optical sensor unit mounted on the front or side surface of the display device, for advancing optical signals at the front portion of the button region.
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Abstract
The present invention discloses an input device for a refrigerator through which the user can input a control command for controlling the operation of the refrigerator. The input device for the refrigerator can reduce an operation error and cut down a production cost by using optical signals. The input device for the refrigerator includes a display device having at least one button region, and an optical sensor unit mounted on the front or side surface of the display device, for advancing optical signals at the front portion of the button region.
58 Citations
20 Claims
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1. An input device for a refrigerator, comprising:
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a display device including at least one button region; and an optical sensor unit mounted on the front or side surface of the display device, for advancing optical signals at the front portion of the button region. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13)
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14. An input device for a refrigerator, comprising:
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a display device for displaying at least state information of the refrigerator; a generation means for generating optical paths at the front portion of the display device; and a recognition means for recognizing interception of the optical paths, and transferring a corresponding signal to a control unit. - View Dependent Claims (15, 16, 17)
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18. An input method for a refrigerator, comprising:
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forming a button region; generating an optical path corresponding to the button region; sensing interception of the optical path; and performing a selection or command corresponding to the button region according to the sensing result. - View Dependent Claims (19, 20)
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Specification