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Sony Corporation
Combining products incorporating Sony's proprietary Virtual Mobile Engine (VME) -- such as the CXR704060 and CXD5091, which greatly reduce power consumption during music playback, and the MagicGate encryption/decryption LSI CXD5070 (for ATRAC Audio Devices) -- with ATRAC will facilitate the development of ATRAC-compatible products.
Other companies
The following companies are engaged in selling and incorporating semiconductor products that support ATRAC. For details, please contact each company.