An apparatus and method for controlling power of a display device
A display device, equipment technology, applied in the direction of static indicators, nonlinear optics, instruments, etc.
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[0019] Reference will now be made in detail to the preferred embodiments of the invention, examples of which are illustrated in the accompanying drawings. Wherever possible, the same reference numbers will be used throughout the drawings to refer to the same or like parts.
[0020] figure 1 A block diagram showing a power control module in a display device according to the present invention. The power control module of the display device includes a power supply (10), a video signal analyzer (20), a controller (30), a power controller (40), a vertical grid driver (50), a horizontal drain driver (60), a backlight (70) and LCD (80).
[0021] The power supply (10) provides power to the vertical gate driver (50), the horizontal drain driver (60) and the backlight (70) via the power controller (40). A video signal analyzer (20) analyzes the contrast of the input video signal frame by frame. The controller (30) determines a backlight contrast adjustment value for each LED include...
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Abstract
Description
Claims
Application Information
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