| 基于软硬件协同设计的Huffman解码模块 |
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| 引用本文： | 刘华,刘卫东,邢文峰.基于软硬件协同设计的Huffman解码模块[J].电子设计工程,2011,19(16):174-177. |
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| 作者姓名： | 刘华 刘卫东 邢文峰 |
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| 作者单位： | 1. 中国海洋大学信息科学与工程学院,山东青岛,266100
2. 青岛海信信芯科技有限公司,山东青岛,266071 |
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| 摘 要： | 随着多媒体技术的迅猛发展,数字音频技术也快速发展起来。MP3是一种有损音频压缩编码,其压缩程度很高,目前在很多领域已经开始广泛应用,具有良好的市场前景。主要基于软硬件协同设计的方法,实现MP3的Huff-man解码模块。提出的解决方案不仅可以实现对MP3的Huffman模块的高效解码,同样也可以应用于WMA、AAC等其他音频格式的Huffman模块,在保证高效的同时,兼顾了模块的通用性。
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| 关 键 词： | 软硬件协同设计 MP3 Huffman解码 WMA AAC |
Huffman decoding module based on the hardware and software co-design |
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| LIU Hua,LIU Wei-dong,XING Wen-feng.Huffman decoding module based on the hardware and software co-design[J].Electronic Design Engineering,2011,19(16):174-177. |
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| Authors: | LIU Hua LIU Wei-dong XING Wen-feng |
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| Institution: | 1.College of Information Science and Engineering,Ocean University of China,Qingdao 266100,China; 2.Hisense Electric Co.Ltd,Qingdao 266071,China;3.Hisense Hiview Tech Co.Ltd,Qingdao 266071,China) |
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| Abstract: | With the rapid development of multi-media technology,digital audio technology also developed rapidly.MP3 is a lossy audio compression format with high compression rate,at present in many fields it has begun to widely used with good market prospects.This paper is mainly based on hardware and software co-design approach to implement the Huffman decoding module of MP3.The solution proposed in this paper can not only efficiently realize the Huffman decoding module of MP3 but also be applied to the Huffman decoding module of WMA,AAC and other audio formats,The approach ensure efficient while taking into account the module＇s versatility. |
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| Keywords: | hardware and software co-design MP3 Huffman decoding WMA AAC |
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