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US 2016/0239111 A1Published application
Generating a virtual eraser area
AssigneeLenovo (Singapore) Pte. Ltd.
InventorsGrigori Zaitsev, Russell Speight VanBlon, Jianbang Zhang
Life of this patent
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Abstract
For generating a virtual eraser area, code detects an eraser surface on a touch screen. In addition, the code generates a virtual eraser area for the touch screen from the eraser surface.
Claims20
An apparatus comprising:
- a touch screen;
- a processor;
- a memory that stores code executable by the processor, the code comprising:
- code that detects an eraser surface on the touch screen;
- and
- code that generates a virtual eraser area for the touch screen from the eraser surface.
3 more elements
A method comprising:
- detecting, by use of a processor, an eraser surface on a touch screen;
- and
- generating a virtual eraser area for the touch screen from the eraser surface.
A program product comprising a computer readable storage medium that stores code executable by a processor, the executable code comprising code to perform:
- detecting an eraser surface on a touch screen;
- and
- generating a virtual eraser area for the touch screen from the eraser surface.
Dependencies are inferred from the claim text.