Pilot Symbol Assisted Modulation 基于导频辅助调制 ; 另一种是基于导频辅助 ; 符号辅助调制 ; 辅助信道估计
pilot symbol-assisted 导频符号辅助
Two-Dimensional Pilot-Symbol Assisted 二维导频辅助
This dissertation will propose two methods which canfully utilize the time-frequency spread spectrum structure to implement2D-SS over fading channel, one is pilot symbol assisted coherentdetection and the other one is time-frequency chip-level differentialdetection.
本论文全面研究了二维扩频通信系统在衰落信道下的实现方案,分别提出了导引辅助的相干检测和时频码片级差分检测方案以充分利用其时频域扩频结构,并对扩频系统抗宽带干扰的原理及算法进行了深入研究。
参考来源 - 二维扩频通信及其抗干扰技术研究·2,447,543篇论文数据，部分数据来源于NoteExpress
In this paper, we analyze the BER performance of pilot symbol assisted two-dimensional spread spectrum systems with coherent demodulation in multi-path fading channels.
在多径衰落信道中，本文分析了导引辅助的二维扩频相干解调的误码率性能。
Discrete Wavelet Packet Modulation (DWPM) System based on ML (Maximum Likelihood) algorithm and Optimum Pilot Symbol Assisted Modulation (OPSAM) is studied for Rayleigh Fading Channels.
提出了一种基于导频信号和最大似然信道估计算法的离散小波包调制(DWPM)系统。
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