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
Linear Decision Feedback for Multiuser Detection in Asynchronous Code-Division Multiple-Access Systems
Author(s): 
Pages: 82-86
Year: Issue:  2
Journal: Beijing Electronics

Keyword:  多用户检测 判决反馈 MMSE 异步CDMA 干扰抵消;
Abstract: 设计CDMA最佳接收机要考虑的重要因素是减少和消除系统中存在的符号间干扰(ISI)及多址干扰(MAI)。干扰的消除可由均衡及多用户检测技术来实现。本文针对异步CDMA的上行链路系统模型,以最小均方误差(MMSE)作为检测准则,采用并行的部分判决反馈方法进行干扰抵消,推导出一种能同时消除ISI并且极大限度抑制MAI的判决反馈型多用户检测器结构,并通过仿真证明其具有比传统线性检测器更为优良的抗干扰性能。
Related Articles
No related articles found