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2009DCS
- 文章简要介绍了DCS系统结构及本系统中现场控制站的组成， 重点阐述了该系统中网络通信任务的设计和实现过程， 并给出了主要的程序代码。实测表明， 程序运行稳定可靠，系统性能达到了设计要求。-The article briefly introduced the structure of the DCS system and the system controller in the composition of the scene, focusing on the task of Network Co
szjdyccs
- 针对数字信号通过基带系统远程传输问题, 分析了对信号进行编码和频谱变换的原理。在系统结构设计的基础上, 重点介绍了采用FPGA 编程实现基带信号编码、频谱变换、位定时提取的过程, 给出了关键环节的仿真波形。利用伪码对实际系统进行了测试, 证明能可靠地完成基带信号的传输。-For digital signal through the base-band system long-distance transmission problem, analysis of the signal coding
TheResearchofCCDCameraAuto-focusingTechnology
- 自动调焦技术是提高CCD 摄像机测量精度的一个重要手段，特别是在小景深及高精度的测量中。图像清晰度评价函数是计算机自动调焦中的关键技术。本文介绍了针对几种图像清晰度评价函数实现的CCD 自动调焦过 程以及调焦后可在低分辨率CCD 摄像机上获得高分辨率图像的手段。-The Research of CCD Camera Auto-focusing Technology Based on Image Definition Criterion
Anauto-focusingsystemusedfordigitalimaging
- 一种用于数字成像的自动对焦系统。提出一种用于数字成像的自动对焦系统，它以CMOS 为图像传感器，用DSP 进行数据处 理并控制驱动电路调整镜头的位置，达到准确自动对焦的目的。系统采用对焦深度法实现自动对 焦，通过改变镜头的位置获得一系列模糊程度不等的图像，计算每幅图像的清晰度评价值构成对 焦评价曲线；采用梯度函数作为评价标准来评价图像的清晰度；采用窗口选择技术控制对焦感兴 趣范围，减少了数据处理量；对实验样机的测试表明，系统有较好的自动对焦性能，并解决了百 叶窗问题，对透过玻
A_First_Course_in_digital_communications
- This introductory textbook allows students to understand the principles underlying the reliable transmission of information by focusing on the most basic ideas of digital communications.
Statistical_mechanics_of_complex_networks.pdf
- Complex networks describe a wide range of systems in nature and society. Frequently cited examples include the cell, a network of chemicals linked by chemical reactions, and the Internet, a network of routers and computers connected by physical links
UWBPositioningTechnologyandItsApplication
- 对超宽带定位的基本原理进行了探讨，重点讨论了经典算法中的非迭代算法和迭代算法，对其优缺点进行了对比分析，并以实例说明了超宽带定位技术的优良性能。-UWB positioning on the basic principle is discussed, focusing on the classical algorithm of non-iterative algorithm and the iterative algorithm, its advantages and disadvantages
Scientists-Must-Write
- Good writing and communication skills are essential in many areas of science and engineering, to help observation, thinking and remembering, to organize work and to avoid stress. Written by a scientist for scientists, this book is much more than a te
Windowsbc
- 从实践和理论角度汇总了Windows下异步串行通信编程的规律和常见方法,指出了各种方法的优势和不足,重点阐述了如何扬长避短、综合应用各种方法编程实现可靠而高效的串行数据接收。-From a practical and theoretical point of view a summary of asynchronous serial communication under Windows programming rules and common methods, pointed out the
dataCommunicationsAndTeleprocessingSystems
- older book focusing on dumb terminals and transactional systems. However, contains some good content on modems and lower level signaling
MATLAB-simulation-
- 一本专注于通信仿真及实例分析的书，着重于Simulink，立足于典型举例，值的一看，值得上传。-A focus on communication simulation and case analysis, focusing on Simulink, based on a typical example, the value, worth uploading.
understanding_voip
- This paper discusses the advantages and disadvantages of using VoIP services, focusing primarily on security issues that may affect those who are new to VoIP
SM-S00155_C_SM--Manual
- SPI激光发生器开发手册，SM-S00155_C_SM为20W的世界一流激光发生器，着重72-74页，为RS-232通讯规范； -SPI laser generator development manual, SM-S00155_C_SM 20W of world-class laser generator, focusing on pages 72-74 for RS-232 communication specification
Autofocus-ISAR-Sparse-represetation
- 基于稀疏表示的逆合成孔径雷达自聚焦成像，讲述了自聚焦方法-Based on sparse representation inverse synthetic aperture radar imaging self-focusing
SAR聚焦论文
- SAR Data Focusing Using Seismic Migration Techniques 合成孔径雷达成像自聚焦中重要的论文，很有价值