Eatontown, N.J. — The SR5500 wireless channel emulator has been unveiled for GSM, GPRS, and wideband CDMA (W-CDMA) testing applications. This instrument emulates complex wideband radio channel ...
Diverse well describes the myriad digital modulation schemes used in modern voice and data communications. The alphabet soup of terminology extends well beyond the familiar QAM and GMSK fundamentals ...