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Dolby Digital音频压缩技术的研究和仿真 被引量:2

Research and Simulation of Dolby Digital Audio Compression Technique
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摘要 主要介绍DolbyDigital(AC-3)的特点与应用,关键技术以及编解码器的实现,对算法复杂度进行了估算,并且根据实验给出了仿真结果。 This parper contains information of the features of Dolby Digital (AC-3),its applicaton,key technique and implementation of AC-3 codec,along with complexty evaluation.The results of simulation are also presented.
作者 刘晓华 陈健
机构地区 上海交通大学
出处 《电声技术》 北大核心 1998年第12期2-7,共6页 Audio Engineering
关键词 杜比数码环绕声 AC-3 数字音频压缩 Dolby digital surround sound AC-3 Digital audio compression
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参考文献5

  • 1ATSC A/52 . Digital Audio Compression(AC-3)Standard. United Advanced Television Systems Committee.
  • 2Yu-Chi Chen. Fast Time-frequency Transform Al-gorithms and Their Applications to Real-time Software Implementation of AC-3 Audio Codec. IEEE Transaction on Consumer Electronics. VoL44, No.2 ,May 1998.
  • 3Steve Vernon. Design and Implementation of AC-3 Coders. IEEE Transactions on Consumer Electronics. VoL41, No.3, August 1995.
  • 4K.Brmadenhuvg. Pereptual Models for the Prediction of Sound Quality of Low Bit-Rate Codecs.Proc. of the 12th AES Intl. Conference, Copenhagen,1993.
  • 5Craig C.Todd.,Grant A. Davidson. AC-3:Flexible Perceptual Coding for Audio Transmission and Storage. AES 96th Convention,1994.

同被引文献10

  • 1王文卿,韩泽耀.杜比AC-3的IMDCT算法分析及定点仿真[J].计算机仿真,2007,24(5):306-310. 被引量:1
  • 2Painter T, Spanias A. Perceptual coding of digital audio[J]. Proceedings of the IEEE, 2000,88(4):451~504
  • 3Hoekstra E.Design and implementation of a DSP based MPEG-1 audio encoder[J]. IEEE Transactions on Consumer Electronics, 1999,45(1):1~35
  • 4Kim Sung-Youn. A real-time implementation of the MPEG-2 audio encoder[J]. IEEE Transactions on Consumer Electronics, 1997,43(3):593~597
  • 5ISO/IEC International Standard 13818-3[S]. Coding of Moving Pictures and Associated Audio Information, IS,1995
  • 6Digital Audio Compression Standard (AC-3)[S]. United States Advanced Television System Committee (ATSC), A/52,1995
  • 7Prineen J, Brandley A. Analysisi/synthesisi filter bank design based on time domin aliasing cancellation[ J]. IEEE Trans ASSP,1986,34(5) :1 153-1 161.
  • 8杨洋,郭斌林,黄凯.一种面向无线传输的音频编解码算法的实现和优化[J].计算机系统应用,2010,19(6):70-73. 被引量:1
  • 9陈玮,余晔.AC-3音频解码的IMDCT算法优化[J].微计算机信息,2011,27(4):226-227. 被引量:1
  • 10窦维蓓,刘若珩,王建昕,董在望.基于DSP的IMDCT快速算法[J].清华大学学报(自然科学版),2000,40(3):99-103. 被引量:13

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