This paper analyses the key technologies used in MP3, such as subband filter, psychoacoustical model and dynamic noise allocation.

笔者对MP3所用到的几个关键技术，如子带滤波、心理声学模型、动态噪声分配等做出简明分析。

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This model is compatible with Windows XP - you will be able to upload MP3 music and books through your desk top.

这种模式是符合视窗XP -你能上传你的MP3音乐、书籍通过桌面。

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Secondly, introduces MP3 audio compress standard including subband filter bank, psychoacoustic model, adaptive window switch over, Huffman coding, bit reservior, etc.

其次，介绍了MP3音频压缩标准所使用的子带编码、心里声学模型、自适应窗口切换、哈夫曼编码、比特池等关键技术。

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MP3 advocates hope that the business model will change so dramatically that it will cut out the record companies altogether.

ECONOMIST: The big five hit the web | The

In an environment like the Web in which people are loathe to pay for anything, much less audio (witness the success of MP3), Audible's business model seems risky but not to Katz.

CNN: Books on tape, on the Web

Among the laundry list of flaws reported are this model's small, dim screen, barely acceptable MP3 and call audio quality, lack of even EDGE-speed data, sub-four-hour battery life, limited filetype support, and flaky Bluetooth connection.

ENGADGET: VK Mobile's waif-like VK2020 musicphone reviewed Mobile