System for displaying character and a method thereof

[0025] Hereinafter, the present invention will be described in detail with reference to illustrative accompanying drawings.

[0026]FIG. 2 is a block diagram of an image processing system in accordance with one embodiment of the present invention. Referring to FIG. 2, the image processing system for displaying character information in accordance with an embodiment of the present invention comprises a set-top box 200 and an image display 300. The set-top box 200 comprises a signal input unit 210, a character information input unit 220, a character display unit 221, an MPEG encoder 230, and a transmission unit 240. The MPEG encoder 230 has a closed caption unit 233 and a TS port 235. The image display 300 comprises a receiving module 340, an MPEG decoder 345, and an output unit 350.

[0027] Character information is input to the set-top box 200 by a user. Input character information is combined with image and audio signals to generate Transport Streams (TSs). In this case, the image and audi