Abstract
This document presents the audio coding system for digital broadcasting applications in Japan. BS(broadcasting Satellite) digital broadcasting standard, which starts operation in 2000, has been established. MPEG-2 Advance Audio Coding(ACC) has been adopted as audio coding for BS digital broadcasting. And the final draft standards for DTTB(digital terrestrial television broadcasting) and DTSB(digital terrestrial sound broadcasting), including ACC audio coding also have been approved.