Pilot symbol-assisted channel estimation under Rayleigh fading channel in wideband code division multiple access (WCDMA) is investigated. Application of regression algorithm in channel estimation is presented.

• 研究宽带码分多址系统中瑞利衰落信道下使用导频符号辅助信道估计的方法；并提出应用回归算法改进信道估计.