?url_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Adc&rft.title=Rate+Splitting+Approach+Under+PSK+signaling+Using+Constructive+Interference+Precoding+Technique&rft.creator=Salem%2C+A&rft.creator=Masouros%2C+C&rft.description=Rate-Splitting+(RS)+approach+has+been+proposed+recently+to+enhance+the+performance+of+multi-user+multiple-input+multiple-output+(MU-MIMO)+systems.+In+RS+a+user+message+is+split+into+common+and+private+parts%2C+where+the+common+message+can+be+decoded+by+all+users%2C+while+the+private+one+can+be+decoded+only+by+the+intended+user.+In+addition%2C+constructive+interference+(CI)+precoding+technique+has+shown+to+provide+significant+performance+benefits+in+different+multi-user+scenarios.+In+this+paper+we+propose+employing+the+CI+concept+to+further+enhance+the+sum-rate+achieved+by+RS+approach+in+MU-MIMO+systems+under+a+phase-shift+keying+(PSK)+input+alphabet.+In+light+of+this+and+in+order+to+provide+fair+comparison%2C+new+analytical+expressions+for+the+average+sum-rate+are+derived+for+two+precoding+techniques+of+the+private+messages%2C+namely%2C+1)+CI+precoding+technique%2C+2)+zero+forcing+(ZF)+precoding+technique.+In+addition%2C+the+conventional+transmission%2C+without+using+RS+(NoRS)+is+also+studied+in+this+paper.+Monte-Carlo+simulations+are+provided+throughout+to+confirm+the+analysis.+The+results+in+this+work+validate+the+significant+sum-rate+gain+of+RS+with+CI+over+the+conventional+RS+with+ZF+technique.&rft.subject=Precoding%2C+Manganese%2C+Interference%2C+Phase+shift+keying%2C+Conferences%2C+MIMO+communication%2C+Gaussian+distribution&rft.publisher=IEEE&rft.date=2019&rft.type=Proceedings+paper&rft.language=eng&rft.source=+++++In%3A++Proceedings+of+the+2019+IEEE+Wireless+Communications+and+Networking+Conference+(WCNC).++++IEEE+(2019)+++++&rft.format=text&rft.identifier=https%3A%2F%2Fdiscovery.ucl.ac.uk%2Fid%2Feprint%2F10089219%2F1%2FWCNC2.pdf&rft.identifier=https%3A%2F%2Fdiscovery.ucl.ac.uk%2Fid%2Feprint%2F10089219%2F&rft.rights=open