<基于Verilog HDL的通信系统设计>源码，包含ASK,FSK,PSK,QPSK,PPM等的调制解调-< Verilog HDL-based communication system design> source, including ASK, FSK, PSK, QPSK, PPM and other modem

利用FPGA实现QPSK数字调制。编程采用Verilog HDL语言。-By using the FPGA realization of QPSK digital modulation. Use Verilog HDL language programming.