Multi-function portable data-processing device
First Claim
1. A portable data-processing device comprising a panel body having a front surface used for an input operation, an image projector for projecting a keyboard image including information of a keyboard onto said front surface, a control unit for detecting a function specified by an input operation on said front surface based on a location of said input operation.
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Accused Products
Abstract
A cellular phone of folded type has a cover panel and a base panel coupled by a hinge for swiveling of the cover panel between a folded state and a developed state. The base panel mounts thereon a touch-sensitive panel whereas the cover panel mounts an image projector for projecting an image of keyboard information onto the touch-sensitive panel. The keyboard information includes a label for each of the keypads for designating the function of the keypad, and switched based on the input mode of the cellular phone.
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Citations
13 Claims
- 1. A portable data-processing device comprising a panel body having a front surface used for an input operation, an image projector for projecting a keyboard image including information of a keyboard onto said front surface, a control unit for detecting a function specified by an input operation on said front surface based on a location of said input operation.
Specification