1G, 2G, 3G or 4G (1st, 2nd, 3rd, 4th generation)
1G, 2G, 3G, and 4G refer to the different generations
Telecom
1G (first generation of mobile communications); analogue systems
Introduction:
The first generation of mobile communications, also known as
16-QAM (16 state Quadrature Amplitude Modulation)
Quadrature Amplitude Modulation (QAM) is a digital modulation technique used
128-QAM (128 state Quadrature Amplitude Modulation)
Introduction:
Quadrature Amplitude Modulation (QAM) is a digital modulation technique
1×RTT (Single carrier radio transmission technology)
1×RTT, also known as Single Carrier Radio Transmission Technology,