This demodulator is suitable for the quadrature phase-shift keying (QPSK) modulator previously published by the same author, "Novel Low-Cost QPSK Modulator Needs No Adjustments" (electronic design, ...

BS digital broadcasting has a high channel capacity, 52 Mbps per carrier, for transmission of two HDTV and variety of data programs in one carrier. One satellite transponder, which is assigned to one ...