Fraunhofer IIS AAC: high-quality audio codec at low data-rates


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Fraunhofer IIS > Business Fields > Audio and Multimedia > AAC: high-quality audio codec at low data-rates

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MPEG AAC Low Complexity (AAC-LC) is the high performance audio codec for excellent audio quality at low bit rates. Co-invented by Fraunhofer IIS, AAC is widely used in mobile music players such as the iPod and mobile phones.

Overview

Quality	up to statistically transparent
Bitrates	up to 256 kbit/s per channel
Sampling rates	8 to 96 kHz
Channels	mono, stereo, multi-channel (e.g. 5.1, 7.1)
Used in	Apple iPod, iTunes, QuickTime, ISDB Japan, AV receivers, car radios, mobile music players, mobile phones

Applications

MPEG-4 AAC Low Complexity is the ideal codec for any low-bit-rate, high-quality audio application on mobile devices. It is also used in broadcasting services.

Availability

Fraunhofer IIS is the leading independent provider of optimized AAC implementations. AAC Encoder and Decoder object and source code are available immediately for:

PC (Win/MacOS X/Linux)
Power PC processors
TI C64, OMAP, DaVinci
TI C67
ARM
MIPS
Freescale 563xx (through third party)
ADI Blackfin
Starcore, TI C55 and Freescale Coldfire (only source code)
Apple iPhone SDK

For a quick overview, the pdf file below provides a summary of our product offering:

Availability chart audio and video products Fraunhofer IIS (PDF)

Patent licensing:

A patent licensing program is administered by Via Licensing Corporation. Please visit http://www.vialicensing.com for more information or contact info@vialicensing.com.

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