查询词典 dsp

Using CPLD logic chip as a whole logic of the system to deal with relations of logic, which simplified circuit, and disengaged DSP from the trivial logic reliability, making it faster, so the system has more efficient at work.

同时采用CPLD逻辑芯片对系统的整体逻辑关系进行全局处理，简化了电路。

In addition to the interface of IDMA, an interrupt logical circuit is designed to increase the flexibility of the communication.

在内部数据直接存储传输接口的基础上，设计了中断逻辑电路，增强了DSP与微型计算机数据通信的灵活性。

Thus the magnetic flux and torque are decoupled. In which way, It controls the asynchronous motor in a synchronous way.

本课题应用矢量控制的原理，以电机控制专用的DSP芯片TMS320F240为核心，开发出一套基于矢量控制的变频调速系统。

This monitor is composed of magnetoelectricity rotating speed sensor, signal plastic circuits, measuring unit, DSP system, data communication unit, LED display unit and keyboard unit.

监测仪的串行通讯接口采用了CAN总线与主控制室的计算机连接，并为其设置了可靠的数据通信协议。

The hardware principles of the LCD clock system and main program flow charts were explained.

对液晶显示时钟系统的硬件原理和主程序流程图进行了介绍，并给出了定时器的初始化程序和按照液晶显示模块接口读写时序编写的在DSP芯片TMS320LF2407A上的液晶显示初始化程序。

A novel Enhanced Least Mean Square algorithm is proposed in the thesis.

提出了一种新颖的ELMS算法，并在DSP系统中得到了实现。

The control system includes detector circuit, protection circuit, control and man-machine interface circuit, which makes full use of DSP resources for high reliability and simplified the construction of system. The fifth section provides system software design, In order to read and maintain easy, a microprogramming modular is adopted. A new control strategy of Fuzzy voltage PWM combined Fuzzy angle control is realized for improving motor s working efficiency. At the same time, it simplify control model of SRM, reduce cost. At last, the result of experiment testify it, the electric machine gain success of simultaneous electrify two phase loop, the timing range is

第五部分为系统软件设计，采用模块化设计，增强了系统的可读性与可维护性；根据SR电机的特点，实现了模糊变角度电压PWM控制，避免了在单纯电压PWM方式下，电机高速时效率下降较大的缺点，也避免了在采用电流斩波与角度位置复合控制时方式转换所带来的弊端，同时也简化了控制，降低了成本；最后给出实验结果，实现了电机的双相稳定运行和良好调速，调速比达40：1。

As the mine accidents happen frequently in recent years, the detecting technology for microseism becomes much more important. However, there is no advanced microseism detecting system at home. It's pretty important for microseisms denoising and Reversion. A wavelet denoising method is presented here to process microseism signal, and the microseism record can get high signal to noise ratio. Meanwhile based on the software of LabVIEW, s design of real-time detecting system for microseism based on virtual instrument is presented. The advantage of the virtual instrument was sufficiently exerted to achieve the real-time detecting and analyzing of the microseism.

以往基于DSP或其他单片机的微震系统，其资源的有限性很难达到理想的采集效果，同时也难以完成先进算法的实现，而对微震信号的去噪与还原在监测系统中起着很重要的作用；在深入分析小波变换的信号去噪方法基础上，对微震信号进行了处理，得到高信噪比的微震记录，实现了对噪声的有效抑止；同时在LabVIEW平台软件设计的基础上，实现了一种基于虚拟仪器微震实时检测的设计方案，充分发挥了虚拟仪器的优势，结果表明基于LabVIEW的微震系统能很好地完成实时监测及其分析。

Auditory Brainstem Response, ABR (or Brainstem Auditory Evoked Potentials, BAEP) is a human body physiology parameter at microvolt level. First, we use the TMS320F2812 of TI company, making the signal through D/A transform and high accuracy operational amplifier, and produce the masking white noises, as well as the Tone Burst to be the stimulus. Then, the evoked EEG will be amplified and filtered. At the same time, we use the A/D of TMS320F2812 to collect and process the signals, and get the digital BAEP.

听觉脑干诱发电位(Auditory Brainstem Response，ABR)为微伏级人体生理参量，采用TI公司的DSP TMS320F2812，通过D/A与高精度运算放大器，生成听力级可调整的掩蔽白噪声与短纯音TB进行刺激，同时对诱发脑电进行放大、滤波、并使用TMS320F2812的A/D进行信号采集与处理，得到数字化的脑干诱发电信号。

During research, C, C++ language and Matlab tools are used in writing algorithm code and simulating output signal. Moreover, software system structure is modularized, and program is replanted in DSP of generator to check the validity of the next module of radar system.

论文中采用C、C＋＋语言或Matlab工具编写算法程序和模拟程序运行结果，并对软件系统结构进行了模块化，将算法程序移植到硬件结构中以检验本系统后续模块的正确性。

She gently rebuff ed him, but agreed that they could be friends

她婉言拒绝了，但同意作为朋友相处。

If in the penal farm, you were sure to be criticized.

要是在劳改农场，你等着挨绳子吧！