VERTICAL SHARPNESS ADJUSTMENT DEVICE AND TV RECEIVER INCLUDING THE SAME FOR ALLOWING USER TO SELECT A DEGREE OF VERTICAL SHARPNESS

摘要

PURPOSE: A vertical sharpness adjustment device and a TV receiving including the device are provided to allow a user to select a degree of adjustment of vertical sharpness that emphasizes the vertical contour of an image. CONSTITUTION: A vertical sharpness adjustment device includes a terminal(1) to which a vertical sharpness adjustment control signal is applied by a viewer of a TV receiver, a control circuit(2) to which the vertical sharpness adjustment control signal is supplied from the terminal, and a vertical sharpness adjustment circuit(4) that adjusts a degree of vertical sharpness of a video signal in response to the vertical sharpness adjustment control signal from the control circuit.