数字信号处理

This software can not only measure the real time data of hydroelectric plant,but also carry out the auto generate electricity on the hydroelectric plant and ordinal startup-stop of the dynamotor. The software also carrys out the functions of alarm disposal,report forms,print and load curve.

该软件不仅实现了对水电站内各种模拟参数和数字信号的实时监测功能，还实现了对水电站的自动发电、机组顺序启停的控制，以及报警处理、报表打印、负荷曲线等功能。

The FIR digital filter designed with Remez exchange algorithm is applied in the processing of loran-C signal.

用Remez交换算法设计优化的FIR数字滤波器并应用于罗兰C信号处理中，然后结合这两种方法，进行去噪仿真。

Image signal processing and data collection, noise reduction algorithm and control to image data buffer storage can be realized by digital technology.

采用数字技术实现了图像信号处理与数据采集、CCD降噪的算法以及对图像缓冲存储器的控制。

Digital signal processor ; image processing ; video capture

数字信号处理器；图像处理；视频采集

Machine vision ; image acquisition ; image processing ; digital signal processor

机器视觉；图像采集；图像处理；数字信号处理器

Using the digital signal processor DSP image processing system as the main control unit, and uses two 1394 chips, respectively link layer and physical layer implementation.

采用了数字信号处理器DSP 作为图像处理系统的主控单元，并采用了两片1394 芯片分别实现链路层和物理层。

In addition,we study the digital signal processing in the testing system of two dimensions magnetic flux leakage.

另外本文还对在二维漏磁检测系统中数字信号的处理作了一定的研究。

In chapter five, the base band signal process of CDMA base station simulator system is introduced, including channel coding and decoding, interleave and disinterleave, PN sequence generator, orthogonal spread spectrum and quadrature Spreading, scrambling code, power control, digital forming filter, the capture and track of PN code, dispreading and demodulation, etc. Some FPGA design graphic and waveform simulation of base band transmitter module is given and realization algorithm of base band receiver is discussed in detail.

第五章介绍了CDMA基站仿真系统的基带信号处理过程，包括信道编译码、交织与去交织、PN码发生器、正交扩频与四相扩频、扰码、功率控制、数字成形滤波器、PN码的捕获与跟踪、解扩与解调等，并给出了基带发射机模块的部分FPGA设计原理图和波形仿真，详细论述了基带接收机模块的实现算法。

ABSTRACT TMS320C80 is one of the most powerful multimedia video processors in the world, which integrates a RISC main processor with standard floating point processing unit, four advance parallel DSPs, an intelligent transfer controller, and a video controller. It's capable of processing video in real-time.

TMS320C80是世界上功能最强的多媒体视频处理器之一，在单一芯片上集成了一个带标准浮点运算单元的RISC主处理器、四个高级的并行数字信号处理器、一个智能的传输控制器和一个视频控制器，具有强大的实时视频处理能力。

However, the CMOS image sensors can provide stronger anti-radiation capacity than CCD as well as Single Chip Integrating with image sensors array, drive and control circuit, signal processing circuit, A/D conversion circuit and Completely Digital Interface Circuit. The CMOS image sensors also possess high quantum efficiency, wide spectral response, good response uniformity, low supply voltage and low request of clock. At the same time, the small bulk, high reliability, low power consumption and low cost are the prominent advantages of the CMOS image sensors too, thus CMOS image sensor has more exploiture foreground in X-ray real-time radioscopy imaging system.

由于CMOS 图像传感器比CCD 具有更强的抗辐射能力，还具有将图像传感器阵列、驱动和控制电路、信号处理电路、模数转换电路、全数字接口电路等实现单片集成以及量子效率高、光谱响应宽、响应均匀性好、工作电压低、对时钟脉冲要求低、体积小、重量轻、功耗低、高可靠、低成本等优点，因此在X 射线实时检测中更具有开发前景。

It has been put forward that there exists single Ball point and double Ball points on the symmetrical connecting-rod curves of equilateral mechanisms.

从鲍尔点的形成原理出发，分析对称连杆曲线上鲍尔点的产生条件，提出等边机构的对称连杆曲线上有单鲍尔点和双鲍尔点。

The factory affiliated to the Group primarily manufactures multiple-purpose pincers, baking kits, knives, scissors, kitchenware, gardening tools and beauty care kits as well as other hardware tools, the annual production value of which reaches US$ 30 million dollars.

集团所属工厂主要生产多用钳、烤具、刀具、剪刀、厨具、花园工具、美容套等五金产品，年生产总值3000万美元，产品价廉物美、选料上乘、质量保证，深受国内外客户的青睐