二进制信号

对一般二进制信号的最佳检测原理进行分析比较，针对本系统要求选择了DPSK信号差分检测系统的方案。

Main contents as follows : ( 1 ) According to the demodulation guideline , a differential detection system is applied to the DPSK signal demodulator , which is based on the analysis and comparison using the principle of optimal binary signal detection .

二进制信号传输中随机共振与线性方法的比较

Comparison Between Stochastic Resonance and Linear Methods in Binary Signal Transmission

提出了在控制回路中加入微幅多频二进制信号（M序列），利用在线相关辨识确定系统脉冲响应，再应用优化算法对PID的参数进行在线整定的控制方案。

By adding low-magnitude M sequence to the control system , online correlated identification method is used to determine system impulse response . Then , Optimal Algorithm is used to tune PID parameters online .

由于伪随机二进制信号PRBS和超声波传感器的特性，可用方波载波信号来有效地代替正弦波载波信号。

The carrier signals were substituted with the rectangle signals because of the properties of the pseudo random binary sequences ( PRBS ) and the ultrasonic sensors .

利用多点采样方法恢复二进制信号

Using Multi - Sampling Method to Recover Binary Signals

所提方法能传输二进制信号，也可推广到传输多进制信号的情况。

The proposed scheme can be used for transmitting binary signal and be extended for M-ary signal .

本文介绍了用伪随机二进制信号对大型工业燃气轮机在线辨识的结果。上述结果与在模拟计算机上用理论模型所得到的动态响应作了对比。

The results have been compared with the dynamic response obtained through the theoretical model on an analog computer .

采用互相关方法，研究了随机二进制信号和高斯白噪声同时激励施密特触发器时的输出响应。

By the use of cross-correlation measures , the response of a symmetric Schmitt trigger ( ST ) driven by a random binary signal and white Gaussian noise is investigated .

研究了噪声和随机二进制信号同时激励双稳系统时的输出响应，并测量了输入输出互相关系数。

The nonlinear response in the bistable system with a random binary signal by adding the variable amount of noise is studied , and the input-output cross-correlation coefficient is measured .

为了探讨随机谐振现象的发生对信号、非线性系统和噪音的依赖性，特别是对噪音的依赖性，以互信息量为测度研究了二进制信号在非线性门限阵列的传输问题。

To discuss further the dependence of stochastic resonance on signals , nonlinear systems and noise , especially on noise , the binary input signal buried in Gaussian mixture noise through a nonlinear threshold array is studied based on mutual information .

进行数字仿真试验，以检验该系统是否可以更有效传输二进制PAM信号。

The simulation indicates the system can process the signal availably .

对于二进制PAM信号输入的情况，在过去的几年中已有颇多研究结果。

There has been lots of research in the case of using binary PAM signal as input .

考虑到多进制数字信号与二进制数字信号相比具有信息传输效率更高的优点，本文对输入信号为四进制PAM信号的情况进行了详细的研究。

Considering the higher efficiency of information transmission , however , we study the case of using quaternary PAM signal as input here .

首先结合二进制CPM信号的差分预编码技术，提出了一种低复杂度的预编码CPM迭代频域均衡算法，它是基于频域符号软干扰消除原理。

A low-complexity iterative equalization algorithm is proposed for precoded binary CPM , which is based on the principle of symbol-spaced soft interference cancellation .

数模转换器（DAC）将离散的二进制数字信号转换成与该数字信号成正比的模拟信号。

Digital to analog converter ( DAC ) can convert a discrete binary signal into an analog signal directly proportional to the value of the binary signal .

分析了二进制数字信号的实际传送过程。

The actual transfer process of digital signal binary is also analyzed .

图象信号行编码结构二进制数字信号编码

Video horizontal line format binary numerical signal code

每个时间段是否会被选通则要看二进制灰度信号的每一位数值。

Whether each time period could be selected depends on each value in the binary grayscale signal .

二进制串行信号传送速率

Binary serial signalling rate

当二进制输入信号序列中相邻两个码元的幅值相等时，系统输出稳定在双稳态系统中的一个稳态内，把渐近稳态解当作输出的概率分布是合适的。

In the case of equivalent amplitude between serial input signals , the stationary solution was appropriate for output evaluation .

本文结合二进制数字PSK信号和异或门的特点，组成了一个十分简单的异或门二进制PSK。

Basing on the properties of binary digital PSK and exclusive-OR gate , this paper gives a quite simple exclusive-OR gate for binary PSK .

参数调节随机共振与二进制基带数字信号传输

Parameter-induced Stochastic Resonance and Binary Baseband Digital Signal Transmission

对含噪声二进制非周期信号进行检测，发现适当调节噪声强度和系统参数，同样存在一个最佳值可以实现对非周期信号的检测。

And the detection on binary aperiodic signals based on the piecewise linear model , we found that through an appropriate adjustment to the noise intensity and system parameters , there is an optimum value can be achieved for non-periodic signal detection .

这就取决于电子系统的前端部件-ADC的快速发展（ADC把连续时间信号转换成离散时间、二进制编码的数字信号，便于后级精确的高速数字信号处理）。

Their successful use attribute to the rapid development of ADC ( It can convert continuous signal to digital signal , which is discrete and binary system . At the same time , the output of ADC is convenient for accurate and high speed digital signal process ) .

根据混沌信号的相关特性和文献〔1〕所提出的CSK原理，设计一种二进制混沌键控信号调制与相关解调的硬件实验系统，在此基础上进行了该系统的硬件实验研究。

Based on the characteristics of chaotic signals and CSK principle given by reference [ 1 ] , a coherent demodulation method for binary chaos shift keying signals is designed . On the basis of this research , hardware experiment has been demonstrated .

二进制混沌键控信号相关解调的实验研究

Experimental Study on Coherent Demodulation For Binary Chaos Shift Keying Signals

设计出一种白噪声广义二进制序列，该信号与白噪声的特性类似，生成该信号也简单，可以被广泛地当做系统辨识的测试信号。

The white noise generalized binary noise is proposed . This signal has the same properties as white noise . And it is easy to create .

脉宽计数法是将保存在锁存器中的二进制图像的灰度信号，与计数器中的数值通过比较器比较，由计数器和比较器来控制脉冲的占空比，从而达到调制灰度信号的作用。

Pulse width counting method is to compare the grayscale signal from binary image that stored in the latch , with the value in the counter . The counter and comparator control the duty cycle of the pulse in order to modulate the grayscale signal .

伪随机二进制序列PRBS（也称作为伪随机二进制信号）是周期性的二进制序列。

Pseudorandom binary sequence PRBS ( also called pseudorandom binary signal ) is a row of period binary sequence .