LTE splits the channel into two parts using frequency-division multiplexing, so the download and upload speeds are better balanced.
LTE则利用频分多路传输系统把频道分成两个部分，所以，下载和上传的速度得以更好地平衡。
2
In this paper, the pilot subcarriers on two consecutive OFDM symbols are utilized for joint frequency offset correction and channel estimation.
基于连续OFDM符号上的导频子载波，给出了联合频率偏移纠正和信道估计方法。
3
Two simulation algorithms of realization channel characteristic are analyzed emphatically: shaping of slow fading with correlation and generation of frequency-selected multipath fading.