DTMB standard is designed for fast synchronization, high efficient estimation and balanced PN sequence, has advanced technologies onguard interval filling, low density parity check(LDPC) and spectrumspread DTMB Standard supports transmission bitrate from 4 813 Mbps to 32 486 Mbps, data carrier whether SD TV or HD TV, signal receptionwhether fixation or movement, network type whether MFN or SFN DTMB standard is not only serving for Chinese domestic market but also using for many countries such like Laos,Cuba,Cambodia,Pa