说明:双击或选中下面任意单词,将显示该词的音标、读音、翻译等;选中中文或多个词,将显示翻译。
您的位置:首页 -> 词典 -> 相干/非相干检测
1)  Coherent/Non-coherent detection
相干/非相干检测
2)  noncoherent detection
非相干检测
1.
A reduced state sequence detection algorithm with decision feedback for continuous phase modulation is given and extended to noncoherent detection.
给出了一种连续相位调制、结合判决反馈的减少状态序列检测算法,并将其推广到非相干检测形式,能大大减少维特比检测的状态数目。
2.
Then we use noncoherent detection to determine the symbol that is sent by the transmitter.
根据对非线性时间序列降噪的理论,本文采用Gradient Descent方法在CSK(Chaos shift Keying)系统的接收端对混沌时间序列进行降噪,获得一条比原来时间序列噪声更小的时间序列轨道,然后采用非相干检测技术对发射端传输的符号进行判断,理论分析和计算机仿真结果基本一致。
3.
In this paper, a kind of noncoherent detection technology for chaotic signal based on probabilistic method is presented.
提出一种基于概率统计的方法,采用最大似然法和贝叶斯公式,在ChaosShiftKeying系统的接收端重构发射端混沌映射,实现混沌信号的非相干检测。
3)  non-coherent detection
非相干检测
1.
Low-complexity Zigzag codes coded orthogonal modulation with non-coherent detection;
一种非相干检测下的低复杂度正交编码调制解调方案
2.
By using intrinsic feature of Logistic map that expands in forward iteration and contracts in inverse iteration at the chaotic region in combination with the minimal error rule,a non-coherent detection scheme for chaotic digital communications was proposed and realized.
利用Logistic映射在混沌区域内的前向时间迭代内扩张,在逆向时间迭代内收缩这一特点,结合最小误差原则,提出了一种基于逆向迭代的非相干检测的混沌数字通信方案并进行了仿真。
3.
The architecture structure of UWB wireless sensor network has been proposed firstly,then utilized UWB technology and non-coherent signal detection technology,a non-coherent detection receiver for UWB wireless sensor network has been designed and based which the transmission capacity has been mainly studied.
论文首先给出了UWB无线传感器网络体系结构模型,接着利用UWB技术和非相干信号检测技术设计了一个非相干检测UWB传感器接收机。
4)  IDD noncoherent detection
IDD非相干检测法
5)  MLBD noncoherent detection
MLBD非相干检测法
1.
For MSK signal over AWGN channel,the paper provides three detection algorithms:noncoherent envelope detection,IDD noncoherent detection and MLBD noncoherent detection.
针对AWGN信道上MSK信号的特点,研究了三种检测法:非相干包络检测法I、DD非相干检测法和MLBD非相干检测法。
6)  checking incoherent power
非相干能量检测
1.
This paper introduced the principle that DSSS receiver capture and check incoherent power and synchronous tracing single coherent power,and reaserched the FPGA realization theory of checking incoherent power,and put forward a improved method to re- alize it,which can save the chips resource and power wastage.
本文主要介绍了直接序列扩频接收机非相干能量检测捕获和单相关同步跟踪环原理,并对非相干能量检测的FPGA实现机理进行了研究,提出了一种改进的实现方法,可以大大节省芯片的资源和功率损耗。
补充资料:相干散射和非相干散射
      再辐射的光量子频率和被吸收的光量子频率准确相等的散射过程称为相干散射。在相干散射的情况下,源函数准确地等于平均辐射强度。再辐射的光量子频率和被吸收的光量子频率不相等的散射过程称为非相干散射。在天体物理中,存在一系列因素使散射过程成为非相干散射。主要的因素是:原子的能级有一定的宽度、原子的热运动和湍动以及压力效应等。对于非相干散射,源函数是相当复杂的。
  

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