机构地区: 河南科技大学电子信息工程学院
出 处: 《微型机与应用》 2011年第16期1-2,5,共3页
摘 要: 信道估计技术是未来无线通信系统得以实际应用的关键技术。首先介绍了无线通信系统信道模型的特点以及信道估计方法分类,然后重点阐述了目前无线通信系统中非盲信道估计方法的研究现状,并对各种算法的优缺点和性能进行了分析和比较。 Channel estimation is a key technology for the future wireless communications practically. Firstly, this paper introduced the characteristics of channel models and the classifications of channel estimation methods. Secondly, the emphasis is put on the survey of the non-blind channel estimation methods aimed at the present wireless communications. Finally, the pops and cons of all kinds of channel estimation algorithms are analyzed and compared.