Sharpness improvement apparatus for video signals
AssigneeLG Electronics Inc.
InventorSang Sik Jeong
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Abstract
Disclosed is a sharpness improvement apparatus of an image signal which improves a sharpness of an analogue image signal so as to display a clear image. A display device which displays an inputted image signal on a screen can display a clear image with a digital sharpness improvement apparatus which realizes a sharpness of the image signal into a digital method by improving a degradation phenomenon of a signal generated at an analogue image processing into a simple digital circuit.
Claims10
A sharpness improvement apparatus of an image signal comprising:
- an image source processing unit for performing a predetermined image process by receiving an image signal;
- an analogue image processing unit for outputting R, G, and B signals which can be displayed by receiving the signal processed in the image source processing unit;
- a digital sharpness improvement unit for improving a sharpness of the R, G, and B signals by receiving the R, G, and B signals processed in the analogue image processing unit;
- and
- a display unit for receiving the R, G, and B signals having an improved sharpness and then displaying on a screen.
A sharpness improvement apparatus of an image signal including a digital sharpness improvement unit for improving a sharpness of an image signal into a digital method in a display device which receives an image signal and displays on a screen.
Dependencies are inferred from the claim text.