Analog/digital audio converter and a method thereof

摘要

An analog/digital audio converting apparatus enables listening to both digital and analog audio signals received from a digital receiving apparatus and analog audio signals input from an external source using the same receiver by providing a formatter capable of converting the analog audio signal into a digital audio signal with the digital broadcasting receiving apparatus.

主权项

1. A digital audio converting apparatus usable with a digital broadcasting receiving apparatus, comprising:
an output device to separate a digital audio signal from input signals of the digital broadcasting receiving apparatus and to output the separated digital audio signal as a first digital audio signal; an audio decoder to separate analog audio signals from input signals of the digital broadcasting receiving apparatus and output the decoded analog audio signal; a formatter to process the analog audio signal output from the audio decoder and to output the processed signal as a second digital audio signal; and a digital audio processing device to receive the first digital audio signal from the output device, to receive the second digital audio signal from the formatter, to select one of the first digital audio signal and the second digital audio signal, and to output the selected one of the first digital audio signal and the second digital audio signal.