该算法实现了OPSK的调制解调功能，非常全面。从编码到调制、解调、信道估计、载波频偏和相骗的估计等等。非常具有代表性，可作为课程设计和实际的工程应用等。-The algorithm implements OPSK modem functions, very comprehensive. From coding to modulation, demodulation, channel estimation, carrier frequency offset and phase estimation