Analog Devices Announces Industryís First 32-Bit, 6.1-Channel MPEG AAC Decoder

22-Sep-00

Analog Devices, Inc. (NYSE: ADI) announced the industryís first 32-bit decoder for MPEG Advanced Audio Coding (AAC), the latest audio coding format standardized by the International Organization for Standardization (ISO) as part of the MPEG specification. The new Melody MPEG decoder also simultaneously post-processes THXÆ Surround EXô and HDCDÆ, and additionally decodes MP3, DTSÆ-ES, DolbyÆ Digital, Dolby Pro LogicÆ, or Dolby Headphone. It is the first AAC decoder to handle all of these audio formats, the first 32-bit MPEG AAC decoder, and the first to provide 6.1 channels. The Melody decoder/post-processor is based on a 32-bit floating-point programmable SHARCô DSP. As part of the Melody family, the new decoder will enable future A/V receivers, PC audio cards and set-top boxes to process - in the same product - all of the leading audio algorithms: THX and THX Surround EX, DTS Digital Surroundô and Dolby Digital, MPEG AAC, Dolby Headphone and Dolby Pro Logic, DTS-ES (which includes DTS-ES Discrete 6.1, DTS ES Matrix 6.1 and DTS Neo:6), HDCD, MPEG1 Audio Layers 1, 2 and 3 (MP3), MPEG2, 3D Audio, Surround Sound and stereo. ""Analog Devices is a certified manufacturer of decoders for Dolby Digital, Dolby Pro Logic, and Dolby Headphone,"" said Ed Schummer, Vice President of Dolby Laboratories Licensing Corporation. ""With the addition of MPEG AAC, Analog Devicesí 32-bit decoders can now enhance the Internet audio listening experience."" ""The new Analog Devicesí Melody decoder provides a choice of decoding either MP3 or AAC on the same DSP,"" said Mike Haidar, General Manager, Software & Systems Technology Division, Analog Devices. ""Our OEM-programmable 32-bit design will enable digital music distributed over the Internet to benefit from our suite of post-processing enhancements.""For more information, visit www.analogdevices.com.

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