ADAPTIVE KEYBOARD LIGHTING
First Claim
1. A system for managing illumination of a keyboard that is coupled to an electronic device or computer system, the system comprising:
- an imaging device configured to determine a direction of a user'"'"'s eyesight relative to the keyboard; and
a light source controller configured to place one or more backlights illuminating the keyboard in an on-state or an off-state according to the determined direction of the user'"'"'s eyesight relative to the keyboard.
2 Assignments
0 Petitions
Accused Products
Abstract
A method for managing backlight illumination of a keyboard that is coupled to an electronic device or computer system includes placing backlights illuminating the keyboard in an on-state or an off-state according to a direction of the user'"'"'s eyesight relative to the keyboard, a use state of the keyboard, and a state of a display presented to the user by the electronic device or computer system to receive input via keyboard entry. The method includes turning off at least one backlight if the user'"'"'s eyesight is directed away the keyboard, if the keyboard is not in use, or if the display does not include an input element for receiving input via keyboard entry.
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Citations
28 Claims
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1. A system for managing illumination of a keyboard that is coupled to an electronic device or computer system, the system comprising:
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an imaging device configured to determine a direction of a user'"'"'s eyesight relative to the keyboard; and a light source controller configured to place one or more backlights illuminating the keyboard in an on-state or an off-state according to the determined direction of the user'"'"'s eyesight relative to the keyboard. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9)
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10. A microprocessor-implemented method for managing backlight illumination of a keyboard that is coupled to an electronic device or computer system, the method comprising:
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determining a direction of a user'"'"'s eyesight relative to the keyboard; and placing one or more backlights illuminating the keyboard in an on-state or an off-state according to the determined direction of the user'"'"'s eyesight relative to the keyboard. - View Dependent Claims (11, 12, 13, 14, 15, 16, 17, 18, 19, 20)
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21. A microprocessor-implemented method for managing backlight illumination of a keyboard that is coupled to an electronic device or computer system, the method comprising:
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placing one or more backlights illuminating the keyboard in an on-state or an off-state according to at least one of; a direction of the user'"'"'s eyesight relative to the keyboard; a use state of the keyboard; and a state of a display presented to the user by the electronic device or computer system for receiving input via keyboard entry. - View Dependent Claims (22, 23, 24)
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25. A system for managing illumination of a keyboard that is coupled to an electronic device or computer system, the system comprising:
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a light source controller configured to place one or more backlights illuminating the keyboard in an on-state or an off-state according to at least one of; a direction of the user'"'"'s eyesight relative to the keyboard; a use state of the keyboard; and a state of a display presented to the user by the electronic device or computer system for receiving input via keyboard entry. - View Dependent Claims (26, 27, 28)
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Specification