伪随机信号

我们利用FPGA产生伪随机信号，并将其转换为LVDS信号，经过30米传输后，再返回至FPGA进行分析。

We used a FPGA chip to generate a test signal with PRBS pattern , then the signal was converted to LVDS , after 30 meters transferring , it returned to FPGA and was analyzed by the FPGA .

该方法应用改进冗余位结构，通过在其子DAC输出端引入伪随机信号测量级间增益，并利用此估计值在后台进行增益误差补偿。

Using a reformative redundant stage , gain errors are measured by PR ( pseudo-random ) signal being injected at sub-DAC output and compensated in background according to the estimated value .

硬件部分包括PC104控制核心板、数据采集板和H桥发射机等三部分，构建了操作系统和编译环境所需的硬件平台，实现了m序列伪随机信号大功率、高效率发射和数据采集。

The hardware includes three parts : the PC 104 control board , data acquisition board and the H bridge transmitter which built the hardware platform for operating system and build environment required to achieve a pseudo-random signal m-sequence high-power , high efficiency transmission and data acquisition .

M序列伪随机信号在过程系统辨识中的应用

Application of M Sequence Pseudo Random Signal in Process System Indentification

利用伪随机信号对换热器动态特性的识别

Identification of Dynamic Characteristic for Heat Exchanger with Fake Random Signal

通用伪随机信号发生器设计中的几个问题

Some problems concerning the design of general-purpose pseudo random signal generator

采用伪随机信号激励的驻波管三点测量法

Three-point method for measurement in a impedance tube using pseudorandom signal excitation

伪随机信号调幅中频电子治疗仪的研究

Research on intermediate frequency electrotherapy apparatus using false random signal amplitude modulation

基于伪随机信号的模拟电路软故障定位方法

Soft Fault Location Method for Analog Circuits Based on Pseudo Random Signal

基于蒙特卡罗的伪随机信号误码率研究

Research of Pseudo Random Signal Incorrect Code Rate Based on Monte Carlo

用伪随机信号相关辨识检测线路的频率参数

Frequency Identification of the Electric Field Measuring System by Means of Pseudorandom Correlation

基于蒙特卡罗模型的伪随机信号分析

Pseudo random signal analysis based on Monte Carlo model

基于伪随机信号的锚杆中应力波传播特征实验研究

Propagation Characteristics Experiment Study of Stress Wave in Anchor Based on Pseudo-Random Signal

通过实验研究，验证了基于伪随机信号检测方法的可行性。

Through experiment study , proved the feasibility of pseudo-random signal detecting method .

伪随机信号超声多普勒血流测量的原理和方法

The principle and method of blood flow measurement with pseudo-random signal ultrasonic Doppler

用单片机产生有限带宽伪随机信号

Generation of Band-Limited Pseudo-Random Signal Using Single-Chip Microcomputer

阻抗式测容积法阻抗管中采用伪随机信号的三点测量技术

Three - microphone - position method using pseudorandom signal in the impedance tube measurement

一个浑沌系统的理论及伪随机信号发生器

Chaotic system theory and pseudo-random signal generator

M序列伪随机信号系统辨识及相关仪的研究

An analysis of the pseudo random sequence for m-sequences system identification and correlation measuring instrument

介绍一种智能控制双通道伪随机信号发生器。

A new intelligent control dual channel pseudorandom signal generator was presented in this paper .

多功能伪随机信号相关仪及冷轧机控制系统在线辨识

Multi-functional pseudorandom binary sequence correlator and on-line identification of control systems of cold rolling mills

伪随机信号发生器的研究

A Study About Pseudorandom Numbers Generator

本文介绍用伪随机信号进行系统辨识的计算机辅助测试系统。

The system with computer aided test for system identification by pseudo-random signal is introduces in this paper .

在所有离散系统的模拟中，提供合适的概率密度函数的伪随机信号发生器是必不可少的。

A generator of pseudo & random signals with desired probability density function is indispensable to simulation of discrete systems .

混沌是确定性系统产生的伪随机信号，特别适用于保密通信。

Since chaotic system is a deterministic system , its noise-like behavior can be very suitable for using in secure communication .

由计算机产生仿真输入信号：随机信号或M序列伪随机信号，输入到生产过程中普遍存在的一阶纯滞后对象。

The computer generated M series as input signals to excite a normally existing model ( with pure delay and first order ) .

为了对微波辐射计进行星载条件下的仿真研究，本文采用伪随机信号来仿真微波辐射计的输入信号。

For the simulation study of microwave radiometer under spaceborne condition the input signal of microwave radiometer is simulated by artificial random signal .

研究了伪随机信号的特征及伪随机信号产生的方法，得出了用伪随机信号代替白噪声信号辨识钻柱系统脉冲响应的结论。

The results show that the input white noise can be substitute by pseudo-random signals in identifying the impulse response of a drill-string system .

研究表明，基于伪随机信号的锚杆无损检测技术可以对锚杆的几何参数和受力状态实现高精度检测。

The results show that anchor nondestructive testing , based on pseudo-random signal , can test the geometric parameter and stress stage of anchor with high precision .

研究了用伪随机信号进行系统辨识的相关滤波原理，讨论了消除系统输出端稳态输出干扰、随机干扰及突变干扰的原理和逆重复伪随机信号参数的选择依据。

Based on correlation filtering , the identification principle using random signals is investigated . The method can eliminate output steady disturbance , random disturbance and abrupt disturbance .