qpsk-modelation

代码说明：

  QPSK的调制和解调，解调部分包括时钟和载波的同步等(QPSK modulation and demodulation, the demodulation section includes a clock and carrier synchronization)

文件列表：

qpsk仿真
........\bshape.m,942,2006-05-06
........\constel.m,756,2000-05-03
........\early_late_clock_recovery.m,668,2001-05-14
........\lms.m,837,2001-06-02
........\noeqQPSK_demod.m,2822,2011-11-26
........\nyq_QPSK_demod.m,3361,2011-11-26
........\nyq_QPSK_mod.m,2539,2001-06-02
........\pulse.m,312,2001-05-12
........\times_four_carrier_recovery.m,1981,2001-06-06
........\zero_crossing_clock_recovery.m,643,2001-05-23