搜索资源列表
VHDL_FPGA_FILTER
- 用VHDL语言设计基于FPGA器件的高采样率FIR滤波器,基于VHDL与CPLD器件的FIR数字滤波器的设计-Design using VHDL language FPGA devices based on high sampling rate FIR filter, based on VHDL and CPLD devices, the design of FIR digital filter
jifenlvboqi
- 为了解决软件无线电通信系统中频采样之后的极大数据量在基带处理部分对DSP计算的压力,常采用多速率处理技术.多速率处理过程中需要使用积分梳状滤波器、半带滤波器和高阶FIR滤波器.在分析了积分梳状滤波器的结构和特性的基础上,阐述了多级CIC滤波器一种高效的FPGA实现方法,该方法的正确性和可行性通过Quartus Ⅱ的时序仿真分析得以验证,实际中可以推广应用.-In order to solve software-defined radio communications system after I
lvbofangfa
- 针对全数字软件接收机中抽取滤波器的设计,提出了一种适合在FPGA内实现的单级积分清洗的滤波器结构,这种结构解决了传统积分梳妆滤波器中可能出现的积分器溢出问题,同时还可进行非整数倍的抽取变换.给出了一种无乘法半带滤波器的IIR实现结构,并对该滤波器性能进行了仿真,结果表明在输出过采样率大于4时基本不会影响系统误码性能.-Software for all-digital receiver decimation filter design, presents a suitable FPGA integ
phase_test
- VHDL,简易音频数字相位表的设计与实现 数字相位测量仪在工业领域中经常用到的一般测量工具，主要应用与同频率正弦信号间的相位差的测量显示。 本系统采用FPGA实现测量的核心部分，主要由数字鉴相、累加计数器、控制器以及寄存与显示译码电路组成。该系统硬件电路简单，整个系统采用硬件描述语言VHDL作为系统内部硬件结构的描述手段，在XILINX公司的ISE9.1的软件支持下完成。可以对20Hz~20kHz频率范围内的音频信号进行采样鉴相处理，并将数据传回FPGA进行相位差计数累加、测量运算，最后送显
FPGA-multi-channel-sampling-system
- 基于FPGA多通道采样系统设计资料，是一个详细而系统的毕业设计。-FPGA multi-channel sampling system design information, a detailed and graduated from the design of the system.
Digital-IF-quadrature-sampling
- 中频信号IQ两路正交采样的算法以及FPGA实现-IQ two orthogonal IF signal sampling algorithm and FPGA implementation
A-four-wing-chaotic-attractor-generated-from-a-ne
- In order to overcome sensitive defects of components deviations and environment defects in analog circuit design, a novel four-dimensional hyperchaotic systems is constructed based on Lü system. Basic nonlinear dynamics characteristics are analyz
65001
- In order to overcome sensitive defects of components deviations and environment defects in analog circuit design, a novel four-dimensional hyperchaotic systems is constructed based on Lü system. Basic nonlinear dynamics characteristics are analyz
Farrow-filter-error
- 用 Farrow 结构滤波器对并行采样信号进行时间误差校正, 通过 DSPBuilder 软件将设计的滤波器模型转化为硬 件语言, 利于 FPGA 实现-The Farrow filter is used to correct the time error of the parallel sampling signal, and the designed filter model is converted to hard by DSPBuilder software
三角函数的Verilog HDL语言实现
- 以Actel FPGA作为控制核心，通过自然采样法比较1个三角载波和3个相位差为1 200的正弦波，利用Verilog HDL语言实现死区时间可调的SPWM全数字算法，并在Fushion StartKit开发板上实现SPWM全数字算法。(With Actel FPGA as the control core, between 1 and 3 triangular carrier phase difference of 1200 sine wave by natural sampling, rea