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Convention Paper

Reducing the Complexity of Sub-Band ADPCM Coding to Enable High-Quality Audio Streaming from Mobile Devices

Authors: Smyth, Neil; Trainor, David

AES Convention 127 · Paper 7891 · October 2009

Abstract

The number of consumer audio applications demanding high quality audio compression and communication

across wireless networks continues to grow. Although the consumer is increasingly demanding higher

audio quality, devices such as portable media players and wireless headsets also demand low computational

complexity, low power dissipation and practical transmission bit-rates to help conserve battery life. This

paper discusses research undertaken to lower the complexity of existing high-quality sub-band ADPCM

coding schemes to better satisfy these con

icting criteria.

Details

Published in
AES Convention 127
AES Convention
127
Paper number
7891
Publication date
October 6, 2009
Session subject
Consumer Audio
Affiliation
APTX (APT Licensing, Ltd.), Belfast, Northern Ireland, UK (See document for exact affiliation information.)
Type
Convention Paper