2014 - Channel Estimation and Equalization for 5G Wireless Communication Systems (UFMC)



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  See discussions, stats, and author profiles for this publication at: http://wwwresearchgatenet/publication/273574825 Channel Estimation and Equalization for 5GWireless Communication Systems THESIS  · OCTOBER 2014 READS 419 1 AUTHOR: Xiaojie WangUniversität Stuttgart 5   PUBLICATIONS   7   CITATIONS   SEE PROFILE Available from: Xiaojie WangRetrieved on: 16 October 2015  Institut f¨ur Nachrichten¨ubertragungProfessor Dr-Ing Stephan ten Brink Master Thesis Channel Estimation and Equalizationfor 5G Wireless CommunicationSystems Xiaojie Wang Date of hand out: April 01, 2014Date of hand in: September 30, 2014Supervisor: Thorsten WildFrank SchaichProf Stephan ten Brink   Abstract In this thesis, channel estimation techniques are studied and investigated for a novel multi-carrier modulation scheme, Universal Filtered Multi-Carrier (UFMC) UFMC (aka UF-OFDM) is considered as a candidate for the 5 th Generation of wireless communication sys-tems, which aims at replacing OFDM and enhances system robustness and performance inrelaxed synchronization condition eg time-frequency misalignment Thus, it may more ef-ficiently support Machine Type Communication (MTC) and Internet of Things (IoT), whichare considered as challenging applications for next generation of wireless communication sys-tems There exist many methods of channel estimation, time-frequency synchronization andequalization for classical CP-OFDM systems Pilot-aided methods known from CP-OFDMare adopted and applied to UFMC systems The performance of UFMC is then comparedwith CP-OFDM  Index terms:  OFDM, 5G, UFMC, Channel estimation, Channel equalization, timing offset,carrier frequency offset, synchronization Kurzfassung IndieserArbeitwerdenKanalsch¨atzverfahrenf ¨ureineneuartigeMehrtr¨ager-Modulationsschema,Universal Filtered Multi-Carrier (UFMC), untersucht UFMC (auch bekannt als UF-OFDM)wird als Kandidat f ¨ur die 5-te Generation von drahtlosen Kommunikationssysteme bezeich-net, das auf OFDM ersetzen soll und steigert System-Stabilit¨at und Leistungsf ¨ahigkeit in ent- spannter Synchronisationsbedingung zB Zeit- und Frequenzversatz Deshalb kann es effizi-enter Maschinentyp Kommunikation (MTC) und das Internet der Dinge (IoT) unterst¨utzen,die als anspruchsvolle Anwendungen f ¨ur die n¨achste Generation von drahtlosen Kommuni-kationssystemen ber¨ucksichtigt werden Es existieren viele Verfahren zur Kanalsch¨atzung,Zeit- und Frequenzsynchronisation und Entzerrung f ¨ur klassische CP-OFDM Systeme Derh¨aufigste Ansatz unter Verwendung von Pilotfolgen, bekannt f¨ur OFDM Systeme wird stu-diert in UFMC Systeme und die Leistungsf ¨ahigkeiten wird dann mit CP-OFDM verglichen Title page image:  Spectrum of Universal Filtered Multi-Carrier with 6 Physical ResourceBlocks, which are filtered by Dolph-Chebyshev filter