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与经典信道相关的网络编码
引用本文:骆源,庄卓俊. 与经典信道相关的网络编码[J]. 中兴通讯技术, 2009, 15(1): 15-19
作者姓名:骆源  庄卓俊
作者单位:上海交通大学计算机科学与工程系,上海,200240
基金项目:国家自然科学基金重点项目,国家重点基础研究发展规划(973计划) 
摘    要:
传统的网络信息流传输方式是存储转发,但通常无法达到通信的最大流界。为了实现更高的传输效率,Ahlswede等人提出采用网络编码的方法,不但可以提高网络吞吐量,而且在普适性、鲁棒性、可靠性和安全性等方面都具有优势。网络中的信道通常是有噪声的,目前网络编码理论的研究重点包括经典多用户信道、网络-信道编码分离和网络安全编码等问题。

关 键 词:网络编码  多用户信道  分离定理  保密隐私编码容量

Classic Channels Related Network Coding
LUO Yuan,HUANG Zhuo-jun. Classic Channels Related Network Coding[J]. ZTE Communications, 2009, 15(1): 15-19
Authors:LUO Yuan  HUANG Zhuo-jun
Affiliation:LUO Yuan,ZHUANG Zhuo-iun (Computer Science and Engineering Department, Shanghai Jiao Tong University, Shanghai 200240, China)
Abstract:
The traditional networks transmit information in a store-and-forward manner Unfortunately, the coding rate cannot achieve the max-flow bound the reliable transmission efficiency, Ahlswede et al. introduced the theory. Network coding can not only increase network throughput, n order to improve network coding but also advance in data universalness, robustness, reliability and security. Generally, the channels in a network are interfered by noises. Therefore, the most important research areas in the network coding theory include multiple user channel, separation theorem for network coding and privacy capacity region.
Keywords:network coding  multiple user channel  separation theorem  private capacityregion
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