… In practical systems, the time variance in a wireless channel causes the statistics parameters
(such as variance and the covariance matrix) of the channel estimation error to vary; …

… In the design of this thesis, we assume the channel information to be known in advance. …
consider the channel estimation error. When the signals pass through the physical channel, the …

… wireless communication technologies, the design of communication hardware, the
underwater network architecture and the characteristics of underwater communication channels. …

… better channel estimation performance in such estimators than … way to analyze the channel
estimation algorithm by theoretical … ) matrix, this system reduces to a MIMO-OFDM system. In …

… Specifically, since timing offset is a slowly varying process, we use the preamble of … channel
estimation. Each frame consists of Nsf subframes, and within each subframe, there is a data …

… systems are well-known to be vulnerable to Doppler frequency spread which is caused by
time-selective channel, a novel decision-aided channel estimation … floor and enhance system …

… channel, the MIMO-OFDM system with coherent detection requires complicated and accurate
frequency offset estimation … to reduce the complexity of channel estimation and avoid to be …

… of the existing joint channel estimation and OFDM signals detection methods are poor, a
novel joint channel estimation and OFDM signals detection algorithm using total least square is …

… and channel estimation for MIMO-OFDM systems[J]. IEEE Transactions on … estimation
accuracy and efficiency, and a large number of leads in channel estimation of ACO-OFDM systems…