搜索资源列表
xy7z.ZIP
- 基于HSP50214B的AM信号数字下变频设计HSP50214B based on the AM signal digital down converter design-HSP50214B based on the AM signal digital down converter design
Frequency-conversion
- 实现信号的上变频和信号的下变频，经过仿真实验后确定正确。-Signal up-conversion and signal down-conversion, and after a simulation to determine the correct.
Cqiweibakema_o
- 设雷达信号是码宽为0.5微妙，中心频率是10MHz的7为巴克码2PSK信号，接收的雷达回波中频采样频率为为40MHz，中频进行正交下变频。假设在13.5km处有一个点目标，仿真该雷达的脉冲压缩处理。 已通过测试。 -Let the radar signal is yards wide 0.5-subtle, the center frequency of the the Buck the code 2PSK signal, the received radar echo IF samplin
Idddc_30mF
- 中频70M，30M带宽LFM信号，采样率为102.4M，，数字下变频后，还进行了三倍抽取，最后还得到I，Q两路信号 -IF 70M, 30M bandwidth LFM signal, the sampling rate 102.4M, under digital variable frequency after also carried out three times extracted, and finally also received the I and Q signals
vDDCe
- verilog语言实现的数字下变频设计。在ALTERA的QUUARTUS ii下实现。实用，好用。，已通过测试。 -verilog language digital down-conversion design. Of ALTERA QUUARTUS ii. Practical, easy to use. , Has been tested.
Dsystemtestasi
- 数字下变频的matlab仿真源源程序，自动生产图形可直接使用。 -Matlab simulation source source digital down conversion, automatic production of graphics can be used directly.
DDC
- 数字下变频的FPGA实现方法，十分容易理解，初学者很容易掌握，很好的学习资料-Digital down conversion FPGA implementation method is very easy to understand, beginners can easily master
code-of-GNSS-sofe-receiver
- 本书面向应用与编程设计、在参考国内外论著的基础上，结合作者自己的研究成果撰写。内容上由浅人深，第一章介绍了GNSS软件接收机的研究背景和各种卫星导航系统。第二章介绍了信号处理的一些相关概念。第三章介绍了卫星运动的基本理论。第四章研究GNSS信号，包括伪随机码信号、导航电文，着重以GPS和Galileo系统为例进行讨论。第五章研究了GNSS接收机的前端技术，包括天线和信号下变频原理。第六章探讨卫星信号的捕获技术。第七章讨论卫星信号的跟踪、解调和伪距计算。第八章探讨导航定位解算方法。第九章简要介绍了
QPSK_costas
- 完成经过正交下变频之后的QPSK信号的costas环- Costas ring fitting the QPSK signal after completion of a quadrature downconverted
Verify_Multi_Phase_Filter
- 多相滤波验证,使用FM单音调制验证多相滤波实现数字下变频技术-verify Multi_phase filter
DDC_FPGA
- 基于FPGA的数字下变频器（DDC）的设计,将采样得到的高速率信号变成低速率基带信号，以便进行下一步的信号处理。由NCO、数字混频器、低通滤波器和抽取滤波器四个模块组成。采用自编的加法树乘法器，提高乘法运算效率。-Design based on FPGA digital downconverter (DDC), the high-speed signal will be sampled baseband signal into a low rate for the next step in th
ssb
- 单边带解调的xinlinx建模，实现完整的解调同步和下变频-Single sideband the demodulation of xinlinx modeling, to achieve complete demodulation synchronization and downconversion
dds
- 下变频模块中实现了DDS的功能，该文件为一个完整的project，只要给出输入，即可使用。-Down-conversion module the DDS function, the file for a complete project, as long as the given input, you can use.
ddc.m
- 用matlab编写的一个数字下变频程序，可供参考. -Matlab prepared a digital conversion program is available for reference.
ddc
- 信号处理前端 数字下变频 多相结构滤波 包含fir滤波器设计 非核- polyphase filter fir filter design DDC
12543252down_convert_ofdm
- OFDM调制解调算法中的下变频算法以及matlab的实现方法-Down-conversion algorithm OFDM modulation and demodulation algorithm and MATLAB implementation
filter-modeling
- MATLAB建模数字下变频的滤波器组设计，和幅频特性分析（cic级联补偿滤波器，和cic级联补偿滤波器和半带滤波器）-Digital down conversion filter bank design, analysis and amplitude-frequency characteristics of the the cic cascade compensation filter and the cic cascade compensation filter and half-band f
ddc_v5
- wcdma数字下变频 是采用matlab 里面的simulink仿真工具和xilinx 的system generator 工作开发的，可以直接运行的，非常有参考价值-wcdma digital down conversion is used inside matlab simulink simulation tools and working to develop a xilinx system generator, and can run directly, very useful
QAMreceiver
- 16QAM信号最佳接收机，包括信号生成（+成型滤波）、上载波、过信道、下变频、匹配滤波、定时同步等过程-the optimal receiver for 16QAM, including signal source( shaped filter),modulation,AWGN channel, matched filter, timing sychnoization and so on
duc_ddc_jr2
- 在超外差式接收机中，如果经过混频后得到的中频信号比原始信号的频率低，那么此种混频方式叫做下变频 （Down Converter or DC）。-In the superheterodyne receiver, if after mixing an intermediate frequency signal obtained by frequency lower than the original signal, then this method is called downconversion