Short-wave radio frequency digital processing system

The invention belongs to the field of wireless communication and discloses a short-wave radio frequency digital processing system. The system comprises a reception radio frequency analog front end, areception radio frequency digital front end and a transmission radio frequency digital front end, wherein the reception radio frequency analog front end comprises a harmonic filter, a bandwidth low-noise amplifier and a low-pass filter; the reception radio frequency digital front end comprises an analog-to-digital converter ADC, a quantization error compensating unit, a first frequency mixer, a digital down converter DDC and a digital signal processor DSP; the transmission radio frequency digital front end comprises the digital signal processor DSP, a digital up converter DUC, a fourth frequency mixer and a DAC. The short-wave radio frequency digital system provided by the invention can realize quantization error compensation in a digital domain; a high-quality digital signal can be obtained by using few quantizat