1) training signal
训练符
1.
In this paper, we present the channel statistics and the basic principle of channel estimation of MIMO-OFDM system, by verifying the training signal design of literature[ 1 ], we develop a new training signal design approach, which is proved correctly in theory.
利用训练符获得信道参数,实现信道估计。
2) training sequence
训练符号
1.
By using only one training sequence,the presented method can perfectly realize the synchronization task.
对文献[9]和文献[10]的算法进行修改,提出一种改进的OFDM联合时间频率快速同步算法,通过使用1个OFDM符号长度的训练符号,可以很好地完成OFDM通信系统的同步。
2.
This paper presents a new OFDM synchronization method based on the short training sequence.
提出了一种新的基于短训练符号的OFDM联合时间频率同步算法,通过使用一个长度为1。
3.
By using two training sequences,the presented method can perfectly realize the synchronization task either in burst or continuous transmission mode.
提出了一种改进的OFDM联合时间频率同步算法,通过使用两组训练符号,该算法可以很好的完成突发或连续的OFDM通信系统的同步。
3) training symbol
训练符号
1.
Study of coarse timing synchronization algorithms for SC-FDE system using training symbol;
利用训练符号进行SC-FDE系统粗定时同步算法的研究
2.
A new training symbol was designed and a novel time and frequency synchronization scheme for orthogonal frequency division multiplexing systems was proposed.
该方案基于一种新的训练符号,首先利用该训练符号在时域的共轭对称性完成定时同步,然后利用其频域良好的自相关性完成频率同步。
3.
By using good correlation among the four equal parts of the redesigned training symbol,a coarse synchronization algorithm based on adopting special training s.
通过训练符号格式的重新设计,利用其中4个相同部分良好的相关特性,提出了一种基于特殊训练符号的粗同步算法。
4) Short training sequence
短训练序列符号
5) special training symbol
特殊训练符号
6) comb type training symbol
梳状训练符号
1.
In order to improve the channel estimation performance of wireless MIMO-OFDM systems, we propose a novel channel estimation technique using comb type training symbol---- cyclic comb type training structure.
为了提高MIMO-OFDM无线传输系统的信道估计性能,本文提出了一种新的梳状训练符号信道估计算法——循环梳状训练符号信道估计算法。
补充资料:"贞德"号训练/直升机巡洋舰
主尺度:舰长182米,舰宽24米,吃水7.3米
排水量:10000吨(标准)/13270吨(满载)
航速:26.5节
续航力:6000海里/15节
动力装置:2台蒸汽轮机,功率40000马力.
舰员编制:626名(26名)
武器装备:2座100毫米舰炮;4座12.7毫米机枪;2座三联装"飞鱼"mm38型导弹发射装置.
雷达:1部drbv 22d型对空搜索雷达;1部drbv 51型对海搜索雷达;2部drbn 34a型导航雷达;3部drbc 32a型火控雷达;1部srn-6战术导航雷达.
声纳:1部drbv 2c型声纳.
舰载直升机:8架"山猫"或"黑豹"直升机.
说明:补充资料仅用于学习参考,请勿用于其它任何用途。
参考词条