载波同步是QPSK信号相干解调的一项关键技术。,Carrier synchronization signal coherent QPSK demodulation is a key technology.

qpsk vhdl code ue to impelemented on fpga kits

通信领域里的产生随机PN序列，QPSK调制解调的VHDL代码，适合通信领域的人士使用-Communication in the field of random PN sequence, QPSK modulation and demodulation of the VHDL code, those suitable for use in the field of communications