Patent ID: 7570873

Claim:
A subtitle file playing method of a disc player for playing subtitle files, comprising: a) loading a first group of subtitle files into a first memory block of a memory; b) transferring the first group of subtitle files in the first memory block of the memory to a subtitle file decoder, and loading a second group of subtitle files into a second memory block of the memory; c) decoding the first group of subtitle files into a first group of address signals and a first group of display signals after the subtitle file decoder receives the first group of subtitle files from the first memory block, wherein the first group of address signals is transferred to a register, and the first group of display signals is transferred to a buffer; d) transferring the first group of display signals in the buffer to a displaying device for displaying according to the first group of address signals in the register; e) transferring the second group of subtitle files in the second memory block of the memory to the subtitle file decoder, and loading a third group of subtitle files into the first memory block of the memory; and f) repeating step b) to step e) until all subtitle files are played.