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ATRAC3Adaptive Transform Acoustic Coding 3 (Sonys audio compression technology)
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RealNetworks plans to integrate support for Sony music technologies into RealJukebox, including ATRAC3, its sound compression format, as well as OpenMG copyright protection technology, the Sony Memory Stick and its portable audio players such as "Memory Stick Walkman" and "VAIO Music Clip.
Since a joint announcement in 2000, RealNetworks and Sony have cooperated to integrate Sony technologies, such as ATRAC3 sound compression format and OpenMG copyright protection technology, with various RealNetworks' products including RealPlayer and RealJukebox.
ATRAC3 audio files require the use of Magic Gate Memory Stick media, which are sold separately.
The Sony Ericsson HBM-30 is a small-sized music player for MP3 and ATRAC3, utilizing Memory Stick Duo for music storage.
The Sony WALKMAN range also boasts an unrivalled playback facility, with 28(1) hours playback when using the ATRAC3 format and 27(1) hours with MP3, using the internal Lithium-ion rechargeable battery.
The company's software supports the digital delivery of music in many leading music formats and codes including MP3, Sony ATRAC3, Dolby Digital, AAC, and Windows Media.
ATRAC, ATRAC3, ATRAC3plus and their logos are trademarks or registered trademarks of Sony Corporation.
The songs purchased from PlanetMG are formatted for playback on the Windows Media Player with Sony's ATRAC3 plug-in.
Liquid Audio's open music distribution system supports many leading technologies including MP3, Dolby Digital, AAC, Sony ATRAC3 and Windows Media, allowing merchants to sell a wide variety of music regardless of the format.
Consumers will immediately see the value of having one gigabyte of digital content available on their PSP, which is equivalent to more than 30 hours of music on ATRAC3 (66Kbps), four hours of MPEG4 (384Kbps) moving images and 360 images at five mega-pixel quality.
The VAIO Music Clip player allows users to download their personal music collections, either ATRAC3 or MP3 files, onto Sony's new line of pen-sized portable digital music players.
The songs are currently offered in the ATRAC3 format with Windows Media digital rights management (DRM), which supports the SDMI-compliant portable devices already on the market.