The server is under maintenance between 08:00 to 12:00 (GMT+08:00), and please visit later.
We apologize for any inconvenience caused
Login  | Sign Up  |  Oriprobe Inc. Feed
China/Asia On Demand
Journal Articles
Laws/Policies/Regulations
Companies/Products
Bookmark and Share
Method for Error-resilience of LDPC Based on CS
Author(s): 
Pages: 112-116
Year: Issue:  13
Journal: Video Engineering

Keyword:  compressed sensingIEEE 802.16e;
Abstract: 提出了一种基于CS(压缩感知)的LDPC码(低密度奇偶校验码)的抗误码方法.在编码端对H.264视频流中的每一个NAL(网络提取层)进行基于IEEE802.16e的LDPC编码.在解码端进行两种方法的解码,一种进行传统的LDPC解码,另一种根据压缩感知线性解码和信道码线性解码之间的联系,将基于IEEE802.16e的LDPC编解码中的校验矩阵作为压缩感知重构的测量矩阵进行压缩感知重构解码.实验结果表明,在高误码率的情况下,基于CS的LDPC码解码方法相对于传统LDPC解码方法的抗误效果更明显,为视频的抗误传输提供了新的思路.
Related Articles
No related articles found