0 votes 0 votes The modulation scheme commonly used for transmission from GSM mobile terminals is $4$-QAM $16$-PSK Walsh-Hadamard orthogonal codes Gaussian Minimum Shift Keying (GMSK) Communications gate2015-ec-3 communications gaussian-minimum-shift-keying + – Milicevic3306 asked Mar 27, 2018 • edited Nov 17, 2020 by soujanyareddy13 Milicevic3306 16.0k points 151 views answer comment Share Follow See all 0 reply Please log in or register to add a comment.