Patent ID: 6373527
Filing Date: 2002-04-16
Classification: H04N

Abstract:
A high definition television (HDTV) for displaying on a screen images contained in a high definition (HD) digital broadcasting signal and an analog broadcasting signal input via an antenna or an external input port, the HDTV comprising:a first broadcasting signal processor for restoring a first image signal which is an image signal contained in the HD digital broadcasting signal; a second broadcasting signal processor for restoring a second image signal which is an image signal contained in the analog broadcasting signal; a host computer; a first format converter for converting the frame format of the first image signal restored by the first broadcasting signal processor into a predetermined frame format under the control of the host computer, wherein the host computer discriminates the frame format of the first image signal restored by the first signal processor and controls the first format converter based on the discriminated result; a second format converter for converting the frame format of the second image signal restored by the second broadcasting signal processor into the predetermined frame format; an image signal synthesizer for synthesizing the first and second image signals format-converted by the first and second format converters into a single picture-in-picture (PIP) image signal; and a display module for visually displaying the PIP image signal on the screen.