Patent ID: 7342522
Filing Date: 2008-03-11
Classification: G10H,G10L,G11B,H04H

Abstract:
1. A digital audio player comprising: an analog-to-digital converter for converting an analog audio signal input through an audio signal input unit to a digital audio signal; a memory for storing a compressed digital audio signal; a mixer for digital-mixing the digital audio signal output from the analog-to-digital converter with a decoded digital music signal from the memory; a digital-to-analog signal converter for converting the digital signal output from the mixer to an analog signal and sending the analog signal to an audio output unit; and a central processing unit for generating a control signal for reading out compressed music data from the memory, decoding the music data, sending the decoded music data to the mixer, encoding the mixed digital signal from the mixer, and then storing the encoded digital signal in the memory.