Adaptive receiver for variable-bit-rate EBPSK (Extended Binary Phase Shift Keying) communication system

The invention relates to an adaptive receiver for a variable-bit-rate EBPSK (Extended Binary Phase Shift Keying) communication system. The adaptive receiver comprises an antenna, wherein the antenna is connected with a preamplifier, the preamplifier is connected with a phase-locked down converter, the phase-locked down converter is connected with an analog-to-digital converter, the analog-to-digital converter is connected with a VBR (Variable Bit Rate)-EBRSK digital demodulator, the VBR-EBRSK digital demodulator comprises a digital shock filter connected with the analog-to-digital converter, the digital shock filter is connected with a preprocessor, the preprocessor is connected with a sample selector, the sample selector is connected with an integral decision device, the preprocessor is further connected with a bit rate detection unit, the bit rate detection unit is connected with a bit synchronization module, and the bit synchronization module is connected with the integral decision device. The adaptive rec