ForumsAnalog & Digital CommunicationsQPSK Complex input 245 viewsJanuary 23, 2017Analog & Digital Communications 0 Kaliki Sravan Kumar7 Posted January 20, 2017 Sir, Q1. I want to give complex input to QPSK ,what is the command used in MATLAB. Q2.given data is 20 symbols but it is dividing into even and odd parts, what is the QPSK signal having 20 symbols are not?) 1 Answer ActiveVotedNewestOldest 0 Mathuranathan35 Posted January 24, 2017 Complex numbers are represented as X+Yi in matlab. Example: C = 1 +2i where i is the imaginary part Yes, Final QPSK signal has 20 symbols. Log in with: Register or Login