搜索资源列表
frequency_test
- 此为通信matlab仿真平台 simulink仿真模型，包括中频传输 基带解调 载波同步 多相滤波 和NCO的大系统-This is the communication matlab simulation model simulink simulation platform, including the transmission base-band demodulator IF carrier synchronization of multi-phase filtering and large-
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
dspddc_R12p1
- 基于DSPbuilder搭建的DDC，里面包括CIC滤波器，FIR低通滤波器，HB半带滤波器，NCO等，实现了GC5016芯片的功能-DSPbuilder erected based on DDC, which include the CIC filter, FIR low-pass filter, HB half-band filter, NCO, etc. to achieve the function of the GC5016 chip
Gardner_baseband
- 对基带数字通信的位同步过程进行了仿真，采用Gardner算法，没有用插值。符号用SRRC进行脉冲成形，环路滤波器没有用PI回路，是简单的alfa，1-alfa低通滤波，NCO调整也比较简单。-Baseband digital communications for the bit synchronization process of the simulation, using Gardner algorithm, did not use interpolation. Carried out wit
NCO
- Numerically Controlled oscillator with with quadrature output and pipeline-Numerically Controlled oscillator with with quadrature output and pipeline
ip_digifrec
- The Digital IF Receiver megafunction combines a quadrature NCO and a digital mixer to translate the input IF signal down to baseband
main
- a simple nco written in c
Nco_gen
- NCO产生正余弦振荡波的matlab程序，很实用。-NCO generate cosine Sasser' s matlab program is very practical.
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_design1
- NCO模块的设计函数，用于产生正弦、余弦信号-It s a design functions about NCO module ，which is used for generating sine, cosine signal
DPLL
- 数字锁相环频率合成器的设计,鉴相器、环路滤波器、数控振荡器、反馈分频器-Digital PLL frequency synthesizer, phase detector, loop filter, NCO, feedback divider
FPGA_ADC7513_DAC7822
- 芯片：cyclonge ii ep2c35f484c8 功能：NCO产生0-200K的扫频信号，并经过穿行DADA7513输出。 再经过串行ADC7822采样，用singaltap II 比较输入和输出的波形-Chip: cyclonge ii ep2c35f484c8 function: NCO generates 0-200K sweep signal, and after a walk through DADA7513 output. Then after serial ADC7822
nco_tb
- nco的测试文件，基于altera的nco核的测试程序-nco_td altera ip core testbench
NCO-CIC
- 是CIC滤波器的一部分，是积分部分，可以实现3倍抽取。NCO-Is part of the CIC filter is an integral part, can achieve three times the extract.
CIC-NCO-HB-FIR
- 数字下变频的论文，包含各个模块的设计，其中有CIC,HB,FIR,NCO等模块和源代码。-Digital down conversion papers, including the design of each module, including CIC, HB, FIR, NCO, modules and source code.
NCO-design-based-on-CORDIC
- 基于CORDIC算法的NCOSHIXIAN ,包括软件仿真波形和硬件实现波形对比-NCO design based on cordic algorithm.THis paper dervices the principle of CORDIC algorithm precisely.
NCO
- 利用Quartus中的IP核进行NCO的设计源文件-IP cores in Quartus NCO design source files