Apparatus and method for displaying and controlling a symmetry-type OSD menu in an image display device

摘要

An apparatus for displaying and controlling a symmetry-type OSD (on-screen display) menu in an image display device includes a key input unit (10), a control unit (11), an OSD menu generation unit (12), a storage unit (13), an image signal output unit (14), a pre-amplifier (15), an image output unit (16), and an image display device (17). The key input unit is for pressing to output command signals for displaying and controlling function control targets in the symmetry-type OSD menu. The control unit is for outputting control signals and control data to display and control the symmetry-type OSD menu according to the command signals. Each function control target includes related optional items, and can be expanded into its related optional items at an active area of the image display device. Further, each function control target can be displayed in a different size according to its display position.