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nco
- 用VHDL语言写好得,直接可用NCO设计
7941952NCO_sin.rar
- NCO 代码设计 使用VHDL语言 ,nco
NCO_based_rom
- 完整的基于ROM查找表的NCO 产生10位宽的正交信号-Integrity of the ROM-based lookup table of the NCO have 10-bit wide of the orthogonal signal
cordic
- 用于无线通信中的数字下变频,主要关注NCO设计还有使用cordic算法实现坐标变换和解调!-For wireless communication of digital down conversion, the main concern there NCO design algorithm using cordic coordinate transformation and demodulation!
RomNCO
- 基于NCO的数字控制振荡器。带测试程序,输出12位的COS和SIN波形。-Based on the digital control oscillator NCO. With test procedures, the output 12 of the COS and the SIN waveform.
NCO
- 用verilog语言写的NCO,在quartus环境中应用-Verilog language written with NCO, quartus environment in the applications
NCO
- 基于FPGA和SRAM的数控振荡器的设计与实现-SRAM-based FPGA and NCO of the design and implementation
CORDIC
- 数字控制振荡器(NCO,numerical controlled oscillator)是软件无线电、直接数据频 率合成器(DDS,Direct digital synthesizer)、快速傅立叶变换(FFT,Fast Fourier Transform) 等的重要组成部分,同时也是决定其性能的主要因素之一,随着芯片集成度的提高、在信号 处理、数字通信领域、调制解调、变频调速、制导控制、电力电子等方面得到越来越广泛的 应用。-Digital controlled oscilla
gencontrol
- 高速任意波形产生器控制模块 控制NCO,FIFO,并串转换-hign-speed wfgenerator control
RealizationofdigitaldownconversionbyFPGA
- 介绍在FPGA 器件上如何实现单通道数字下变频(DDC)系统。利用编写VHDL 程序和调用部分IP 核相结合的方法研究了数字下变频的FPGA 实现方法,并且完成了其主要模块的仿真和调试,并进行初步系统级验证。-Introduced in the FPGA device on how to achieve the single-channel digital down conversion (DDC) system. VHDL procedures and the use of the prepa
timing_recovery
- 我对一个输入调制信号:采样率FS=1200K,中心频率F0=300K,带宽300K。输入信号为一个[样点数,2]的矩阵,即I,Q两路. 进行频谱搬移,分为I,Q分量两路进行矢量乘法,NCO的设置为FC=300K,t=样点数乘以1/FS, 乘完以后我的频谱上显示竟然信号带宽增加了300K,但是中心频率没有改变,请问各位朋友是哪儿出了问题?谢谢您的阅读和意见-Digital Down Converter for matlab realized, certain design speci
digital_down_convertation
- 我对一个输入调制信号:采样率FS=1200K,中心频率F0=300K,带宽300K。输入信号为一个[样点数,2]的矩阵,即I,Q两路. 进行频谱搬移,分为I,Q分量两路进行矢量乘法,NCO的设置为FC=300K,t=样点数乘以1/FS, 乘完以后我的频谱上显示竟然信号带宽增加了300K,但是中心频率没有改变,请问各位朋友是哪儿出了问题?谢谢您的阅读和意见-Digital Down Converter for matlab realized, certain design speci
nco
- 基于DSP builder搭建的DDS模块,可以用在数字下变频中的NCO等-Based on DSP builder to build the DDS module can be used in digital down-conversion of the NCO, etc.
NCO
- Numerically Controlled oscillator with with quadrature output and pipeline-Numerically Controlled oscillator with with quadrature output and pipeline
ddc
- 电子科大2009-数字中频技术的研究与FPGA实现,主要是DDC的FPGA实现,NCO部分的FPGA实现!-UESTC 2009- Digital IF Research and FPGA, the FPGA implementation is mainly DDC, NCO segment FPGA to achieve!
NCO
- 用VHDL语言编写的振荡器,可以产生正余弦信号-VHDL language with the oscillator, can generate sine and cosine signals
A_digital_WaveformGenerator_and_Oscilloscope_based
- 一种基于BASYS开发板(Xilinx Spartan-3E FPGA)的波形发生器和示波器的设计,可以产生多种可调波形,并实时显示在电脑显示器或者投影仪上。波形发生器采用基于ROM的数字控制振荡器(NCO)实现,示波器采用VGA接口实时显示。-A kind of digital WaveGenerator and Oscilloscope based on tne BASYS experiment board which has a Xilinx Spartan-3E FPGA on it.T
NCO
- 关于FPGA设计实现NCO,包括查找表法和CORDIC算法的改进-FPGA design and implementation on the NCO, including the look-up table method and the CORDIC Algorithm
nco
- 数字接收机DDS中NCO设计,vhdl代码参考-NCO of DDS in a digital receiver design,vhdl code reference
NCO VHDL IMPLEMENTATION
- its NCO vhdl implementation very useful and helpfull for beginners. it has vhdl files and testbench. wish you best of luck.