Upgrade to Pro — share decks privately, control downloads, hide ads and more …

Arman Farhang - New Waveform Candidates for 5G:...

SCEE Team
June 16, 2015

Arman Farhang - New Waveform Candidates for 5G: Options and Opportunities

SCEE Team

June 16, 2015
Tweet

More Decks by SCEE Team

Other Decks in Research

Transcript

  1. New Waveform Candidates for 5G: Options and Opportunities Arman&Farhang& TRINITY

    COLLEGE D U B L I N June 16, 2015 Supélec campus de Rennes
  2. Impact of Synchronization Errors on Waveform Candidates for 5G Receiver"window"

    User"1" User"2" User"3" User"4" Fig.&8.&Timing&misalignment&between&different&users.& Fig.&9.&Frequency&misalignment&between&different& users.& 10"
  3. New Waveforms and Massive MIMO for 5G 19" Waveform&Candidates& Linear&pulse&shaping&

    Circular&pulse&shaping& Filter&bank&mul;carrier&(FBMC)& & Universal&filtered&mul;carrier&(UFMC)& Generalized&frequency&division& mul;plexing&(GFDM)& Circular&filter&bank&mul;carrier&(CHFBMC)&
  4. •  CMT"modula2on" (a)&Spectra&of&baseband&data&streams&(black)&and&ves;gial&side&band&(VSB)&por;on&of&each&(other&colors).&(b)&CMT& spectrum&consis;ng&of&modulated&versions&of&the&VSB&spectra&of&the&baseband&data&streams.&VSB&signals&are&modulated& to&the&subcarrier&frequencies&f 0 ,&f 1 ,&"#"#"#,&fN−1 .&

    [1]&B.&FarhangHBoroujeny&and&C.&(George)&Yuen,&“Cosine&modulated&and&offset&qam&filter&bank&mul;carrier&techniques:&a& con;nuousH;me&prospect,”&EURASIP#Journal#on#Applied#Signal#Processing,#2010,#special#issue#on#Filter#Banks#for#Next# GeneraEon#MulEcarrier#Wireless#CommunicaEons,&vol.&2010,&p.&16&pages,&2010.& 21" Cosine Modulated Multitone (CMT)
  5. •  SelfJequaliza2on"property"of"FBMC,"[2],"makes"it"a"viable"candidate"for" MIMO"applica2on." " •  CMT"offers"the"following"advantages"over"OFDM:" –  Higher""bandwidth"efficiency" –  Lower"sensi2vity"to"CFO"

    –  Lower"PAPR" –  More"flexible"carrier"aggrega2on" –  Blind"channel"equaliza2on"capability"enabling"pilot"decontamina2on,"[3]" 24" Filter Bank Multicarrier for Massive MIMO ! [2]&A.&Farhang,&N.&Marchej,&L.&Doyle,&B.&FarhangHBoroujeny,&“Filter#Bank#MulEcarrier#for#Massive#MIMO”,&In&Proc.&Of&IEEE& VTCHFall&2014,&Vancouver.& [3]&A.&Farhang,&&A.&Aminjavaheri,N.&Marchej,&L.&Doyle,&B.&FarhangHBoroujeny,&“Pilot#decontaminaEon#in#CMTMbased#massive# MIMO#Networks”,&In&proc.&of&ISWCS&2014.&Barcelona.&
  6. 26" Minimum Mean Square Error Frequency Spreading Equalization MMSE estimates

    of MMSE filter tap weights Spreading matrix Phase adjustment matrix