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pi-4_DQPSK
- 完成pi/4-dqpsk调制,本代码没有注释,需要自己调试,欢迎指教-pi/4-dqpsk modem developed by matlab This code has no explaination ,so you must debug it by yourself.Welcome to download.
DQPSK
- DQPSK软件解调源码,对于研究调制解调的人员有较大帮助-DQPSK demodulation software source code, modulation and demodulation for research staff to help more
Tetra_Sim
- 基于于MATLAB的π/4 - DQPSK系统仿真源程序,非常有用-Based on MATLAB-π/4- DQPSK system simulation source code, very useful
Transmitter-Codes
- DQPSK,QAM,GMSK Transmitter and Receiver Code For GNURADIO
bd_psk_decoder20150303
- 对DQPSK调制解调技术的FPGA实现进行了比较全面的研究,利用nQpSK调制技术实现了码速20oKbps的调制器。调制载频3.2MHz、带宽18oKHz、带外抑制大于45dB,调制器设计达到预定要求。解调器硬件完成,软件未全部实现,但完成了CIC滤波器、载波跟踪环、位定时同步、并串转换等几个关键模块的设计。对解调器做了实验测试,验证了相关模块设计的正确性,解调器中重要的载波同步功能己能实现-DQPSK modulation and demodulation techniques for FPG
pi4DQPSK
- 本代码主要通过pi/4 DQPSK,经过AWGN信道,可以对比不同offset下BER的变化。主程序请点击BER_Figure。-This code mainly by pi/4 DQPSK, through AWGN channel, you can compare different offset changes under the BER. Click on the main BER_Figure.