1) comb spectrum code
梳状频谱码
2) comb-shape spectrum
梳状光谱
3) comb spectrum
梳状谱
1.
Jamming the carrier-free ultra-wideband radar with comb spectrum signals
无载频超宽带雷达的梳状谱干扰技术
2.
To resolve the problem the technique which jamming the UWB radar with comb spectrum signals was brought forward in the text.
为了解决对超宽带雷达干扰中功率分散的问题,提出利用梳状谱信号,即将干扰功率集中在雷达信号频带范围内的部分频率点,对雷达实施干扰,破坏回波信号与参考信号的相关性,从而实现有效的干扰。
3.
A practical mathematics model for multi-channel software radio-based transmitter is also presented and some examples of comb spectrum and discrete spectrum occurring are given.
根据数字正交调制理论,推导了多载波信号数字正交调制的算法,提出了一种简单实用的多通道软件无线电发射机数学模型,并给出梳状谱和离散谱信号产生的实例。
4) 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。
5) comb-spectrum waveform
梳状谱波形
补充资料：梳状聚合物
分子式：
分子量：
CAS号：
性质：接技聚合物的一种。其支链为线型，多个支链同时接技在一个主链上形成像梳子一样，支链长度相近，且有规则排列的聚合物。常用端基带双键的大分子单体与其他单体共聚制得。
分子量：
CAS号：
性质：接技聚合物的一种。其支链为线型，多个支链同时接技在一个主链上形成像梳子一样，支链长度相近，且有规则排列的聚合物。常用端基带双键的大分子单体与其他单体共聚制得。
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