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phase
设计了一基于现场可编程门阵列（FPGA）的低频数字式相位测量仪。该测量仪包括数字式移相信号发生器和相位测量仪两部分，分别完成移相信号的发生及其频率、相位差的预置及数字显示、发生信号的移相以及移相后信号相位差和频率的测量与显示几个功能。其中数字式移相信号发生器可以产生预置频率的正弦信号，也可产生预置相位差的两路同频正弦信号，并能显示预置频率或相位差值；相位测量仪能测量移相信号的频率、相位差的测量和显示。两个部分均采用基于FPGA的数字技术实现，使得该系统具有抗干扰能力强,
可靠性好等优点。()
- 2008-05-10 14:51:06下载
- 积分：1
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apb_uart
基于APB总线的UART详细设计方案和实现(APB-based detailed design and implementation of UART)
- 2011-07-14 00:42:05下载
- 积分：1
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28070EVM-mother-board
交错并联功率因数校正方案，从TI官方网站上下的(Interleaved power factor correction schemes, down from TI' s official website)
- 2013-09-11 16:32:26下载
- 积分：1
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200445
说明： 网页设计的个人网站 ASP网页设计的个人网站 ASP(web design personal website ASP web design personal website ASP)
- 2021-03-19 14:49:20下载
- 积分：1
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ASP_NETAJAX
ASP_NETAJAX在Web开发中的应用
- 2009-02-24 10:40:59下载
- 积分：1
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wojieliuliangji
涡街流量计数字信号处理系统的改进与实验
本文针对涡街流量计数字信号处理系统存在的不能测量小流量和易受电磁干扰的问题,对其软硬件方面进行了
改进。重新设计和研制了电荷放大器,提高了灵敏度,增强了适配能力。采取了合理的接地和屏蔽措施,提高了系统的抗干
扰能力。采用去均值和频谱校正的方法,改善了系统的测量精度。编制键盘监控软件,采用状态变量法设计键值分析程序,
实现人机对话功能。进行了液体流量和气体流量的标定实验,结果表明,改进后的数字信号处理系统比常规的流量计信号处
理系统的测量精度高、流程比宽和适配能力强。(Vortex Flowmeter digital signal processing system improvements and experimental
In this paper, vortex flowmeter digital signal processing systems can not exist in measuring small flows and vulnerable to electromagnetic interference problems, its hardware and software aspects of the
Improvement. To re-design and development of the charge amplifier, increasing sensitivity and enhanced adaptive capacity. Adopted a reasonable grounding and shielding measures to improve the system s anti-stem
Interference capability. Used to mean and spectral correction methods to improve the system s measurement accuracy. The preparation of keyboard monitoring software, using state-variable method designed to key analytical procedures,
Functions to achieve human-machine dialogue. Were liquid flow and gas flow calibration experiments, the results show that the improved digital signal processing systems than the conventional flow meter signal at
Management System s high accuracy, process than the w)
- 2010-02-01 08:14:53下载
- 积分：1
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LCL-controling-PVsystem
LCL闭环控制系统的设计方案，可用于光伏系统和MATLAB建模(LCL closed-loop control system design can be used for photovoltaic systems and MATLAB modeling)
- 2011-04-23 12:44:03下载
- 积分：1
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VANET-Mobility
该编程代码可以很好的实现车联网中移动车载自组网的仿真(The programming code can well realize the simulation of mobile in-vehicle ad hoc network in car networking)
- 2020-12-16 16:39:13下载
- 积分：1
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cas1_plot2_no_compare
事件触发控制，程序和论文配套，适合初学者(event-triggered control)
- 2019-01-02 11:15:30下载
- 积分：1
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stock-trading-system-code
金字塔程式化交易____《金字塔程式化交易设计指南》(高级篇)(stock trading system-- the key source code and the source code. Implementation of client orders )
- 2011-07-08 10:20:25下载
- 积分：1
