FSK调制与解调，整个设计基于ALTERA公司的QuartusⅡ开发平台，并用Cyclone系列FPGA实现。所设计的调制解调器具有体积小、功耗低、集成度高、软件可移植性强、扰干扰能力强的特点,符合未来通信技术设计的方向。-FSK modulation and demodulation, the entire design is based on ALTERA' s development platform Quartus Ⅱ, and Cyclone series FPGA implementation. Designed by the modem with a small size, low power consumption, high integration, software portability, and strong interference immunity characteristics consistent with the design of future communication technology direction.