scope:

This standard describes a set of speech and audio compression, decompression and packaging tools and mechanism. It is applicable to the following areas

Mobile communication

Wireless broadband multimedia communication

Internet broadband streaming media business

Purpose

This standard provides regular low-bit rate speech and audio-coding tool sets for wireless and mobile speech and audio compression and decompression. It provides error masking ability, supports stereo effect, supports wideband audio quality and saves bandwidth for wireless transmission and mobile communication and memory space for storage