Brightness controlling apparatus
First Claim
Patent Images
1. A brightness controlling apparatus, comprising:
- an evaluator for detecting a feature of a certain window displayed on a screen of a display unit; and
a display controller for controlling the brightness of said screen of said display unit according to said feature of said window, detected by said evaluator,wherein said display controller controls the brightness of said screen of said display unit according to whether a ratio of a size of said window to a size of said screen of said display unit is over a certain value.
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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 for calculating the display brightness in a certain window displayed on the screen of a display unit and a display controller 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, is provided for.
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Citations
19 Claims
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1. A brightness controlling apparatus, comprising:
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an evaluator for detecting a feature of a certain window displayed on a screen of a display unit; and a display controller for controlling the brightness of said screen of said display unit according to said feature of said window, detected by said evaluator, wherein said display controller controls the brightness of said screen of said display unit according to whether a ratio of a size of said window to a size of said screen of said display unit is over a certain value. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8)
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9. An apparatus comprising:
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an evaluator that evaluates a display brightness of a window displayed on a screen of a display unit; and a display controller that automatically adjusts a screen brightness of the screen of the display unit based on the evaluated display brightness of the window, wherein the display controller further automatically adjusts the screen brightness of the screen of the display unit based on a type of application associated with the window, wherein the display controller automatically decreases the screen brightness of the screen responsive to the type of application associated with the window being a word processor application or a spreadsheet application. - View Dependent Claims (10, 11, 12, 13, 14, 15, 16, 17)
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18. An apparatus comprising:
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an evaluator that evaluates a display brightness of a window displayed on a screen of a display unit; and a display controller that automatically adjusts a screen brightness of the screen of the display unit based on the evaluated display brightness of the window, wherein the display controller further automatically adjusts the screen brightness of the screen of the display unit based on a type of application associated with the window, the display controller automatically decreasing the screen brightness of the screen responsive to the type of application associated with the window being a word processor application or a spreadsheet application, and the display controller automatically increasing the screen brightness of the screen responsive to the type of application associated with the window being a motion picture playback application.
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19. An apparatus comprising:
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an evaluator that evaluates a display brightness of a window displayed on a screen of a display unit; and a display controller that automatically adjusts a screen brightness of the screen of the display unit based on the evaluated display brightness of the window, wherein the display controller further automatically adjusts the screen brightness of the screen of the display unit based on a type of application associated with the window, wherein the display controller automatically decreases the screen brightness of the screen responsive to the type of application associated with the window being a word processor application or a spreadsheet application, wherein the display controller further automatically adjusts the screen brightness of the screen of the display unit based on whether a ratio of a size of the window to a size of the screen is over a certain value.
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Specification