1) star-shape
星状导频
2) block-type pilot
块状导频
1.
Both block-type pilot pattern and comb-type pilot pattern are studied and the performance of channel estimation algorithms based on above two pilots is compared in different channel scenarios,and then the simulation results show that block-type pilot is not sensitive to frequency selective fading channel but to the fading speed of channel while comb-type pilot is reversed.
分析OFDM系统中基于导频的信道估计技术,重点研究块状导频和梳状导频的设置模式和在2种导频模式下信道估计的算法。
2.
This paper analyzes the pilot patterns used to channel estimation in OFDM systems based on block-type pilot assignment and comb-type pilot assignment respectively, and the performances are compared by simulation.
本文重点分析了块状导频分布和梳状导频分布两种导频模式,仿真比较了这两种导频模式在不同倌道环境下的性能。
3) comb-type pilot
梳状导频
1.
The PAPR problem in OFDM systems with comb-type pilots and its solution;
OFDM系统梳状导频的PAPR问题及解决方案
2.
Both block-type pilot pattern and comb-type pilot pattern are studied and the performance of channel estimation algorithms based on above two pilots is compared in different channel scenarios,and then the simulation results show that block-type pilot is not sensitive to frequency selective fading channel but to the fading speed of channel while comb-type pilot is reversed.
分析OFDM系统中基于导频的信道估计技术,重点研究块状导频和梳状导频的设置模式和在2种导频模式下信道估计的算法。
3.
The channel estimation methods for OFDM systems based on comb-type pilot sub-carrier arrangement are investigated,and a new method for estimating channel transfer function is proposed to estimate the channel transfer function from time and space.
研究了OFDM系统中基于梳状导频的空时信道估计方法,并提出了一种新的信道估计算法,即实现了空时二维信道估计。
4) honeycomb pilot frequency distribution
梳状导频分布
5) diagonal pilot structure
斜状导频分布
1.
This article proposes one kind newly based on the diagonal pilot structure algorithm.
笔者结合已有的这3种导频分布结构的优势,提出了一种新的基于斜状导频分布结构的算法,该算法不仅频谱利用率高,算法性能好,而且大大降低了运算的复杂度。
6) stellate
[英]['stelit] [美]['stɛlɪt]
星状
1.
A case of stellate spontaneous pseudoscars is reported firstly in China.
报告星状自发性假瘢1例。
补充资料:脉心导敏 ,脉导敏,英他佐明,麦新导明
药物名称:吗多明
英文名:Molsidomine
别名: 吗导敏;吗多明;吗斯酮胺;脉心导敏 ,脉导敏,英他佐明,麦新导明
外文名:Molsidomine
特点:
脉导敏是一种属于亚胺类化合物,其作用与硝酸盐相似。舌下含服1毫克,2~4分钟起作用,可阻止心绞痛发作。口服一次可持续6~7小时,剂量每天3次,每次2毫克。副作用包括头痛、头胀、脸部发热感等,但不多见。
适应症:
防治心绞痛的发作。
用量用法:
口服:1次1~2mg,1日2~3次,发作时舌下含服:1次2mg。喷雾吸入:每次揿吸1~2次(相当于本品0.2~0.4mg),每日次数酌定。
注意事项:
1.一般不良反应可有头痛、面部潮红、眩晕等,停药后可自行消失。 2.低血压、青光眼病人忌用。
规格: 片剂:每片1mg、2mg。 气雾剂:每瓶含42mg(可揿吸200次左右)。
类别:非选择性钙通道阻滞剂||防治心绞痛药
英文名:Molsidomine
别名: 吗导敏;吗多明;吗斯酮胺;脉心导敏 ,脉导敏,英他佐明,麦新导明
外文名:Molsidomine
特点:
脉导敏是一种属于亚胺类化合物,其作用与硝酸盐相似。舌下含服1毫克,2~4分钟起作用,可阻止心绞痛发作。口服一次可持续6~7小时,剂量每天3次,每次2毫克。副作用包括头痛、头胀、脸部发热感等,但不多见。
适应症:
防治心绞痛的发作。
用量用法:
口服:1次1~2mg,1日2~3次,发作时舌下含服:1次2mg。喷雾吸入:每次揿吸1~2次(相当于本品0.2~0.4mg),每日次数酌定。
注意事项:
1.一般不良反应可有头痛、面部潮红、眩晕等,停药后可自行消失。 2.低血压、青光眼病人忌用。
规格: 片剂:每片1mg、2mg。 气雾剂:每瓶含42mg(可揿吸200次左右)。
类别:非选择性钙通道阻滞剂||防治心绞痛药
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