Brightness controlling apparatus, brightness adjusting system, computer system, liquid crystal display unit, brightness controlling method, computer software, and storage medium
AssigneeInternational Business Machines Corporation
InventorSeiichi Kawano
Life of this patent
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Abstract
An apparatus and method for enabling screen brightness of a display unit to be adjusted automatically according to display brightness, thereby improving the visibility of the display screen to a viewing user. A brightness adjusting system including a gray scale gradation evaluator 20 for calculating the display brightness in a certain window displayed on the screen of a display unit and a display controller 30 for controlling the screen brightness of the display unit according to the display brightness in the certain window, calculated by the gray scale gradation evaluator 20, is provided for.
Claims3
1) A computer software for enabling a computer to execute a predetermined processing;
- wherein said computer software comprises:
- a processing for calculating the display brightness in a certain window displayed on the screen of a display unit;
- and
- a processing for controlling said display unit so as to change said screen brightness of said display unit according to said calculated display brightness.
3) A storage medium for storing a computer software to be executed by a
- computer readably by an input device of said computer;
- wherein said computer software enables said computer to execute:
- a processing for calculating the display brightness in a certain window displayed on the screen of a display unit;
- and
- a processing for controlling said display unit so as to change said screen brightness of said display unit according to said calculated display brightness.
Dependencies are inferred from the claim text.