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多声道音频编码算法(AC-3)

Multichannel audio coding algorithm (AC-3)
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摘要 本文我们介绍了AC-3编码算法特点和编、解码原理,并详细推导了用于计算改进离散余弦变换(MDCT)的快速算法。 The characteristics and the principle of encoder/ decoder of AC - 3 are introduced in this paper. A fast algorithm for computing Modified Discrete Cosine Transform (MDCT)is given in detail.
作者 林春方
出处 《安徽电子信息职业技术学院学报》 2006年第5期68-70,共3页 Journal of Anhui Vocational College of Electronics & Information Technology
关键词 多声道音频编码 改进离散余弦变换 快速算法 Muhichannel audio coding Modified Discrete Cosine Transform fast algorithm
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