• s466501480
    了解作者
  • matlab
    开发工具
  • 1.9MB
    文件大小
  • rar
    文件格式
  • 0
    收藏次数
  • 1 积分
    下载积分
  • 4
    下载次数
  • 2017-04-21 14:42
    上传日期
Uni&#64257 ed MIMO-Multicarrier Designs A Space–Time Shift Keying Approach
MIMO-Multicarrier-Designs.rar
  • Unified MIMO-Multicarrier Designs A Space–Time Shift Keying Approach.pdf
    2.7MB
内容介绍
<html xmlns="http://www.w3.org/1999/xhtml"> <head> <meta charset="utf-8"> <meta name="generator" content="pdf2htmlEX"> <meta http-equiv="X-UA-Compatible" content="IE=edge,chrome=1"> <link rel="stylesheet" href="https://static.pudn.com/base/css/base.min.css"> <link rel="stylesheet" href="https://static.pudn.com/base/css/fancy.min.css"> <link rel="stylesheet" href="https://static.pudn.com/prod/directory_preview_static/6254c392b744eb386fc53713/raw.css"> <script src="https://static.pudn.com/base/js/compatibility.min.js"></script> <script src="https://static.pudn.com/base/js/pdf2htmlEX.min.js"></script> <script> try{ pdf2htmlEX.defaultViewer = new pdf2htmlEX.Viewer({}); }catch(e){} </script> <title></title> </head> <body> <div id="sidebar" style="display: none"> <div id="outline"> </div> </div> <div id="pf1" class="pf w0 h0" data-page-no="1"><div class="pc pc1 w0 h0"><img class="bi x0 y0 w1 h1" alt="" src="https://static.pudn.com/prod/directory_preview_static/6254c392b744eb386fc53713/bg1.jpg"><div class="t m0 x1 h2 y1 ff1 fs0 fc0 sc0 ls0 ws0">5<span class="_ _0"></span>5<span class="_ _0"></span>0<span class="_ _1"> </span>I<span class="_ _0"></span>E<span class="_ _0"></span>E<span class="_ _0"></span>E<span class="_ _2"> </span>COMMUNICA<span class="_ _3"></span>TION<span class="_ _4"> </span>SUR<span class="_ _3"></span>VEYS<span class="_ _4"> </span>&amp;<span class="_ _2"> </span>TUTORIALS<span class="_ _0"></span>,<span class="_ _2"> </span>V<span class="_ _0"></span>O<span class="_ _0"></span>L<span class="_ _0"></span>.<span class="_ _2"> </span>1<span class="_ _0"></span>7<span class="_ _0"></span>,<span class="_ _2"> </span>N<span class="_ _0"></span>O.<span class="_ _2"> </span>2<span class="_ _0"></span>,<span class="_ _2"> </span>S<span class="_ _0"></span>E<span class="_ _0"></span>C<span class="_ _0"></span>O<span class="_ _0"></span>N<span class="_ _0"></span>D<span class="_ _2"> </span>Q<span class="_ _3"></span>U<span class="_ _0"></span>A<span class="_ _0"></span>R<span class="_ _3"></span>T<span class="_ _0"></span>E<span class="_ _0"></span>R<span class="_ _2"> </span><span class="ls1">2015</span></div><div class="t m0 x2 h3 y2 ff1 fs1 fc0 sc0 ls2 ws0">Uni&#64257;ed<span class="_ _5"> </span>MIMO-Multicarrier<span class="_ _5"> </span>Designs:</div><div class="t m0 x3 h3 y3 ff1 fs1 fc0 sc0 ls3 ws0">A<span class="_ _5"> </span>Space&#8211;T<span class="_ _3"></span>ime<span class="_ _5"> </span>Shift<span class="_ _5"> </span>K<span class="_ _3"></span>eying<span class="_ _5"> </span>Approach</div><div class="t m0 x4 h4 y4 ff1 fs2 fc0 sc0 ls3 ws0">Mohammad<span class="_ _6"> </span>Ismat<span class="_ _6"> </span>Kadir,<span class="_ _6"> </span>Shinya<span class="_ _6"> </span>Sugiura,<span class="_ _6"> </span><span class="ff2 ls4">Senior<span class="_ _6"> </span>Member<span class="_ _7"></span>,<span class="_ _6"> </span>IEEE<span class="ff1 ls3">,</span></span></div><div class="t m0 x5 h4 y5 ff1 fs2 fc0 sc0 ls4 ws0">Sheng<span class="_ _6"> </span>Chen,<span class="_ _6"> </span><span class="ff2 ls5">F<span class="_ _3"></span>ellow<span class="_ _3"></span>,<span class="_ _6"> </span>IEEE<span class="ff1 ls4">,<span class="_ _6"> </span>and<span class="_ _6"> </span>Lajos<span class="_ _6"> </span>Hanzo,<span class="_ _6"> </span></span>F<span class="_ _3"></span>ellow<span class="_ _3"></span>,<span class="_ _6"> </span>IEEE</span></div><div class="t m0 x6 h5 y6 ff3 fs3 fc0 sc0 ls6 ws0">Abstract<span class="ff4 ls3">&#8212;A<span class="_ _8"> </span>survey<span class="_ _8"> </span>and<span class="_ _8"> </span>tutorial<span class="_ _8"> </span>is<span class="_ _8"> </span>pr<span class="_ _0"></span>ovided<span class="_ _8"> </span>on<span class="_ _8"> </span>the<span class="_ _8"> </span>subject<span class="_ _8"> </span>of</span></div><div class="t m0 x1 h6 y7 ff4 fs3 fc0 sc0 ls3 ws0">multiple-input&#8211;multiple-output<span class="_ _9"> </span>(MIMO)<span class="_ _9"> </span>multicarrier<span class="_ _9"> </span>(MC)<span class="_ _9"> </span>sys-</div><div class="t m0 x1 h6 y8 ff4 fs3 fc0 sc0 ls6 ws0">tems<span class="_ _8"> </span>r<span class="_ _0"></span>elying<span class="_ _6"> </span>on<span class="_ _8"> </span>the<span class="_ _a"> </span>space&#8211;time<span class="_ _a"> </span>shift<span class="_ _a"> </span>keying<span class="_ _6"> </span>(STSK)<span class="_ _8"> </span>concept.<span class="_ _a"> </span>W<span class="_ _3"></span>e</div><div class="t m0 x1 h6 y9 ff4 fs3 fc0 sc0 ls3 ws0">commence<span class="_ _9"> </span>with<span class="_ _8"> </span>a<span class="_ _9"> </span>brief<span class="_ _8"> </span>review<span class="_ _8"> </span>of<span class="_ _9"> </span>the<span class="_ _8"> </span>family<span class="_ _9"> </span>of<span class="_ _8"> </span>MIMO<span class="_ _9"> </span>systems,</div><div class="t m0 x1 h6 ya ff4 fs3 fc0 sc0 ls3 ws0">which<span class="_ _8"> </span>is<span class="_ _8"> </span>followed<span class="_ _a"> </span>by<span class="_ _8"> </span>the<span class="_ _9"> </span>design<span class="_ _a"> </span>of<span class="_ _9"> </span>STSK<span class="_ _a"> </span>systems<span class="_ _9"> </span>in<span class="_ _a"> </span>the<span class="_ _8"> </span>context</div><div class="t m0 x1 h6 yb ff4 fs3 fc0 sc0 ls3 ws0">of<span class="_ _9"> </span>MC<span class="_ _9"> </span>modulation-based<span class="_ _9"> </span>transmissions<span class="_ _9"> </span>over<span class="_ _9"> </span>dispersi<span class="_ _0"></span>ve<span class="_ _9"> </span>wireless</div><div class="t m0 x1 h6 yc ff4 fs3 fc0 sc0 ls3 ws0">channels.<span class="_ _b"> </span>Speci&#64257;cally<span class="_ _0"></span>,<span class="_ _b"> </span>the<span class="_ _b"> </span>STSK<span class="_ _b"> </span>scheme<span class="_ _b"> </span>is<span class="_ _b"> </span>amalgamated<span class="_ _b"> </span>with</div><div class="t m0 x1 h6 yd ff4 fs3 fc0 sc0 ls3 ws0">orthogonal<span class="_ _c"> </span>frequency-di<span class="_ _0"></span>vision<span class="_ _c"> </span>multiplexing,<span class="_ _c"> </span>MC<span class="_ _c"> </span>code-division</div><div class="t m0 x1 h6 ye ff4 fs3 fc0 sc0 ls3 ws0">multiple<span class="_ _d"> </span>access,<span class="_ _d"> </span>orthogonal<span class="_ _d"> </span>frequency-division<span class="_ _b"> </span>multiple<span class="_ _d"> </span>access</div><div class="t m0 x1 h6 yf ff4 fs3 fc0 sc0 ls3 ws0">(OFDMA),<span class="_ _6"> </span>and<span class="_ _6"> </span>single-carrier<span class="_ _a"> </span>frequency-division<span class="_ _6"> </span>multiple<span class="_ _6"> </span>access.</div><div class="t m0 x1 h6 y10 ff4 fs3 fc0 sc0 ls3 ws0">W<span class="_ _3"></span>e<span class="_ _9"> </span>also<span class="_ _9"> </span>pr<span class="_ _0"></span>ovide<span class="_ _8"> </span>a<span class="_ _9"> </span>rudimentary<span class="_ _9"> </span>intr<span class="_ _0"></span>oduction<span class="_ _9"> </span>to<span class="_ _8"> </span>MC<span class="_ _9"> </span>differential</div><div class="t m0 x1 h6 y11 ff4 fs3 fc0 sc0 ls3 ws0">STSK<span class="_ _d"> </span>employing<span class="_ _d"> </span>both<span class="_ _d"> </span>con<span class="_ _0"></span>ventional<span class="_ _d"> </span>differ<span class="_ _0"></span>ential<span class="_ _d"> </span>detection<span class="_ _d"> </span>and</div><div class="t m0 x1 h6 y12 ff4 fs3 fc0 sc0 ls6 ws0">multiple-symbol<span class="_ _a"> </span>differential<span class="_ _a"> </span>sphere<span class="_ _6"> </span>decoding<span class="_ _8"> </span>for<span class="_ _6"> </span>the<span class="_ _8"> </span>sake<span class="_ _a"> </span>of<span class="_ _a"> </span>dis-</div><div class="t m0 x1 h6 y13 ff4 fs3 fc0 sc0 ls6 ws0">pensing<span class="_ _e"> </span>with<span class="_ _e"> </span>channel<span class="_ _e"> </span>estimation.<span class="_ _e"> </span>W<span class="_ _3"></span>e<span class="_ _e"> </span>conclude<span class="_ _e"> </span>with<span class="_ _e"> </span>the<span class="_ _e"> </span>design</div><div class="t m0 x1 h6 y14 ff4 fs3 fc0 sc0 ls7 ws0">recipes<span class="_ _6"> </span>of<span class="_"> </span>coherent<span class="_ _6"> </span>versus<span class="_ _6"> </span>noncoher<span class="_ _0"></span>ent<span class="_ _6"> </span>MC<span class="_ _6"> </span>STSK<span class="_ _6"> </span>schemes,<span class="_"> </span>com-</div><div class="t m0 x1 h6 y15 ff4 fs3 fc0 sc0 ls3 ws0">plemented<span class="_"> </span>by<span class="_"> </span>a<span class="_"> </span>range<span class="_"> </span>of<span class="_"> </span>future<span class="_"> </span>r<span class="_ _0"></span>esearch<span class="_"> </span>ideas.</div><div class="t m0 x6 h5 y16 ff3 fs3 fc0 sc0 ls3 ws0">Index<span class="_ _8"> </span>T<span class="_ _3"></span>erms<span class="ff4">&#8212;Multiple-input<span class="_ _8"> </span>multiple-output<span class="_ _8"> </span>(MIMO),<span class="_ _8"> </span>linear</span></div><div class="t m0 x1 h6 y17 ff4 fs3 fc0 sc0 ls3 ws0">dispersion<span class="_ _c"> </span>code<span class="_ _c"> </span>(LDC),<span class="_ _c"> </span>spatial<span class="_ _c"> </span>modulation<span class="_ _c"> </span>(SM),<span class="_ _c"> </span>space&#8211;time</div><div class="t m0 x1 h6 y18 ff4 fs3 fc0 sc0 ls3 ws0">shift<span class="_ _8"> </span>keying<span class="_ _a"> </span>(STSK),<span class="_ _8"> </span>orthogonal<span class="_ _8"> </span>frequency-division<span class="_ _a"> </span>multiplexing</div><div class="t m0 x1 h6 y19 ff4 fs3 fc0 sc0 ls3 ws0">(OFDM),<span class="_ _4"> </span>multicarrier<span class="_ _4"> </span>code-division<span class="_ _4"> </span>multiple<span class="_ _4"> </span>access<span class="_ _4"> </span>(MC-CDMA),</div><div class="t m0 x1 h6 y1a ff4 fs3 fc0 sc0 ls3 ws0">orthogonal<span class="_ _a"> </span>frequency-division<span class="_ _a"> </span>multiple<span class="_ _a"> </span>access<span class="_ _8"> </span>(OFDMA),<span class="_ _a"> </span>single-</div><div class="t m0 x1 h6 y1b ff4 fs3 fc0 sc0 ls3 ws0">carrier<span class="_"> </span>frequency-division<span class="_"> </span>multiple<span class="_"> </span>access<span class="_"> </span>(SC-FDMA).</div><div class="t m0 x7 h7 y1c ff1 fs4 fc0 sc0 ls8 ws0">I.<span class="_ _d"> </span>I<span class="_ _f"></span><span class="fs5 ls9">NTR<span class="_ _0"></span>ODUCTION</span></div><div class="t m0 x1 h8 y1d ff4 fs6 fc0 sc0 ls3 ws0">M</div><div class="t m0 x8 h7 y1e ff1 fs4 fc0 sc0 ls3 ws0">UL<span class="_ _3"></span>TIPLE-input&#8211;multiple-output<span class="_ _10"> </span>(MIMO)<span class="_ _10"> </span>wireless</div><div class="t m0 x8 h7 y1f ff1 fs4 fc0 sc0 lsa ws0">communication<span class="_ _11"> </span>systems<span class="_ _11"> </span>hav<span class="_ _0"></span>e<span class="_ _11"> </span>attracted<span class="_ _11"> </span>substantial</div><div class="t m0 x1 h7 y20 ff1 fs4 fc0 sc0 lsa ws0">research<span class="_ _c"> </span>interests<span class="_ _5"> </span>ov<span class="_ _0"></span>er<span class="_ _c"> </span>the<span class="_ _5"> </span>last<span class="_ _c"> </span>two<span class="_ _c"> </span>decades,<span class="_ _5"> </span>mainly<span class="_ _c"> </span>as<span class="_ _5"> </span>a</div><div class="t m0 x1 h7 y21 ff1 fs4 fc0 sc0 lsb ws0">bene&#64257;t<span class="_ _12"> </span>of<span class="_ _12"> </span>their<span class="_ _12"> </span>capability<span class="_ _12"> </span>of<span class="_ _12"> </span>providing<span class="_ _12"> </span>reliable<span class="_ _12"> </span>high-throughput</div><div class="t m0 x1 h7 y22 ff1 fs4 fc0 sc0 lsb ws0">communications<span class="_ _11"> </span>without<span class="_ _13"> </span>extending<span class="_ _13"> </span>the<span class="_ _13"> </span>bandwidth<span class="_ _13"> </span>of<span class="_ _11"> </span>a</div><div class="t m0 x1 h7 y23 ff1 fs4 fc0 sc0 lsb ws0">single-antenna<span class="_ _9"> </span>system.<span class="_ _8"> </span>T<span class="_ _3"></span>aking<span class="_ _9"> </span>the<span class="_ _8"> </span>explosi<span class="_ _0"></span>ve<span class="_ _8"> </span>expansion<span class="_ _9"> </span>of<span class="_ _8"> </span>the</div><div class="t m0 x1 h7 y24 ff1 fs4 fc0 sc0 lsb ws0">Internet<span class="_ _6"> </span>and<span class="_ _6"> </span>the<span class="_ _6"> </span>dramatically<span class="_ _6"> </span>increased<span class="_ _6"> </span>demand<span class="_ _6"> </span>for<span class="_ _6"> </span>high-speed</div><div class="t m0 x1 h7 y25 ff1 fs4 fc0 sc0 lsa ws0">multimedia<span class="_ _14"> </span>wireless<span class="_ _5"> </span>systems<span class="_ _14"> </span>into<span class="_ _14"> </span>consideration,<span class="_ _14"> </span>designing</div><div class="t m0 x1 h7 y26 ff1 fs4 fc0 sc0 lsa ws0">&#64258;exible<span class="_ _e"> </span>and<span class="_ _e"> </span>spectrally<span class="_ _e"> </span>ef&#64257;cient<span class="_ _e"> </span>transceiv<span class="_ _0"></span>ers<span class="_ _e"> </span>is<span class="_ _e"> </span>essential.<span class="_ _15"> </span>The</div><div class="t m0 x9 h9 y27 ff1 fs5 fc0 sc0 ls3 ws0">Manuscript<span class="_ _2"> </span>received<span class="_ _2"> </span>January<span class="_ _2"> </span>30,<span class="_ _2"> </span>2014;<span class="_ _4"> </span>revised<span class="_ _2"> </span>September<span class="_ _2"> </span>19,<span class="_ _2"> </span>2014;<span class="_ _4"> </span>accepted</div><div class="t m0 x1 h9 y28 ff1 fs5 fc0 sc0 lsc ws0">November<span class="_ _12"> </span>17,<span class="_ _12"> </span>2014.<span class="_ _6"> </span>Date<span class="_ _12"> </span>of<span class="_ _6"> </span>publication<span class="_ _12"> </span>November<span class="_ _12"> </span>26,<span class="_ _12"> </span>2014;<span class="_ _6"> </span>date<span class="_ _12"> </span>of<span class="_ _6"> </span>current</div><div class="t m0 x1 h9 y29 ff1 fs5 fc0 sc0 lsc ws0">version<span class="_ _4"> </span>May<span class="_ _12"> </span>19,<span class="_ _4"> </span>2015.<span class="_ _16"> </span>This<span class="_ _16"> </span>work<span class="_ _4"> </span>was<span class="_ _16"> </span>supported<span class="_ _16"> </span>in<span class="_ _16"> </span>part<span class="_ _4"> </span>by<span class="_ _16"> </span>the<span class="_ _16"> </span>Commonwealth</div><div class="t m0 x1 h9 y2a ff1 fs5 fc0 sc0 ls3 ws0">Scholarship<span class="_ _a"> </span>Commission<span class="_ _8"> </span>in<span class="_ _8"> </span>the<span class="_ _8"> </span>U.K.,<span class="_ _a"> </span>by<span class="_ _8"> </span>RC-UK<span class="_ _8"> </span>under<span class="_ _8"> </span>the<span class="_ _a"> </span>auspices<span class="_ _8"> </span>of<span class="_ _8"> </span>the</div><div class="t m0 x1 h9 y2b ff1 fs5 fc0 sc0 ls3 ws0">IU-A<span class="_ _3"></span>TC,<span class="_ _4"> </span>by<span class="_ _16"> </span>EU<span class="_ _16"> </span>under<span class="_ _4"> </span>the<span class="_ _16"> </span>CONCER<span class="_ _0"></span>T<span class="_ _0"></span>O<span class="_ _16"> </span>project,<span class="_ _4"> </span>and<span class="_ _16"> </span>by<span class="_ _16"> </span>the<span class="_ _4"> </span>European<span class="_ _16"> </span>Research</div><div class="t m0 x1 h9 y2c ff1 fs5 fc0 sc0 ls3 ws0">Council<span class="_ _16"> </span>under<span class="_ _16"> </span>its<span class="_ _4"> </span>Advanced<span class="_ _16"> </span>Fellow<span class="_ _4"> </span>Grant.</div><div class="t m0 x9 h9 y2d ff1 fs5 fc0 sc0 ls3 ws0">M.<span class="_ _9"> </span>I.<span class="_ _8"> </span>Kadir<span class="_ _9"> </span>was<span class="_ _9"> </span>with<span class="_ _8"> </span>the<span class="_ _9"> </span>School<span class="_ _9"> </span>of<span class="_ _8"> </span>Electronics<span class="_ _9"> </span>and<span class="_ _9"> </span>Computer<span class="_ _8"> </span>Science,</div><div class="t m0 x1 h9 y2e ff1 fs5 fc0 sc0 ls3 ws0">Univ<span class="_ _0"></span>ersity<span class="_ _8"> </span>of<span class="_ _8"> </span>Southampton,<span class="_ _8"> </span>Southampton<span class="_ _9"> </span>SO17<span class="_ _a"> </span>1BJ,<span class="_ _8"> </span>U.K.<span class="_ _9"> </span>He<span class="_ _a"> </span>is<span class="_ _9"> </span>no<span class="_ _0"></span>w<span class="_ _8"> </span>with</div><div class="t m0 x1 h9 y2f ff1 fs5 fc0 sc0 ls3 ws0">the<span class="_ _2"> </span>Electronics<span class="_ _2"> </span>and<span class="_ _4"> </span>Communication<span class="_ _2"> </span>Engineering<span class="_ _2"> </span>Discipline,<span class="_ _4"> </span>Khulna<span class="_ _2"> </span>University<span class="_ _3"></span>,</div><div class="t m0 x1 h9 y30 ff1 fs5 fc0 sc0 ls3 ws0">Khulna<span class="_ _16"> </span>9208,<span class="_ _16"> </span>Bangladesh<span class="_ _4"> </span>(e-mail:<span class="_ _16"> </span>ismat.kadir@ece.ku.ac.bd).</div><div class="t m0 x9 h9 y31 ff1 fs5 fc0 sc0 ls3 ws0">S.<span class="_ _6"> </span>Sugiura<span class="_ _12"> </span>is<span class="_ _6"> </span>with<span class="_ _6"> </span>the<span class="_ _6"> </span>Department<span class="_ _12"> </span>of<span class="_ _6"> </span>Computer<span class="_ _6"> </span>and<span class="_ _6"> </span>Information<span class="_ _12"> </span>Sciences,</div><div class="t m0 x1 h9 y32 ff1 fs5 fc0 sc0 lsc ws0">T<span class="_ _3"></span>okyo<span class="_ _e"> </span>Univ<span class="_ _0"></span>ersity<span class="_ _e"> </span>of<span class="_ _e"> </span>Agriculture<span class="_ _e"> </span>and<span class="_ _e"> </span>T<span class="_ _3"></span>echnology<span class="_ _0"></span>,<span class="_ _e"> </span>T<span class="_ _3"></span>okyo<span class="_ _e"> </span>184-8588,<span class="_ _e"> </span>Japan</div><div class="t m0 x1 h9 y33 ff1 fs5 fc0 sc0 ls3 ws0">(e-mail:<span class="_ _16"> </span>sugiura@ieee.org).</div><div class="t m0 x9 h9 y34 ff1 fs5 fc0 sc0 ls3 ws0">S.<span class="_ _a"> </span>Chen<span class="_ _8"> </span>and<span class="_ _a"> </span>L.<span class="_ _8"> </span>Hanzo<span class="_ _8"> </span>are<span class="_ _a"> </span>with<span class="_ _8"> </span>the<span class="_ _8"> </span>School<span class="_ _a"> </span>of<span class="_ _8"> </span>Electronics<span class="_ _a"> </span>and<span class="_ _8"> </span>Computer</div><div class="t m0 x1 h9 y35 ff1 fs5 fc0 sc0 lsd ws0">Science,<span class="_ _a"> </span>Univ<span class="_ _0"></span>ersity<span class="_ _a"> </span>of<span class="_ _6"> </span>Southampton,<span class="_ _a"> </span>Southampton<span class="_ _a"> </span>SO17<span class="_ _a"> </span>1BJ,<span class="_ _a"> </span>U.K.<span class="_ _a"> </span>(e-mail:</div><div class="t m0 x1 h9 y36 ff1 fs5 fc0 sc0 lsd ws0">sqc@ecs.soton.ac.uk;<span class="_ _16"> </span>lh@ecs.soton.ac.uk).</div><div class="t m0 x9 h9 y37 ff1 fs5 fc0 sc0 ls3 ws0">Digital<span class="_ _16"> </span>Object<span class="_ _16"> </span>Identi&#64257;er<span class="_ _4"> </span>10.1109/COMST<span class="_ _0"></span>.2014.2375321</div><div class="t m0 xa h7 y6 ff1 fs4 fc0 sc0 lsa ws0">throughput<span class="_ _6"> </span>of<span class="_ _a"> </span>a<span class="_ _a"> </span>MIMO<span class="_ _6"> </span>system<span class="_ _a"> </span>may<span class="_ _a"> </span>be<span class="_ _6"> </span>increased<span class="_ _a"> </span>linearly<span class="_ _a"> </span>with</div><div class="t m0 xa h7 y38 ff1 fs4 fc0 sc0 lsa ws0">the<span class="_ _8"> </span>number<span class="_ _8"> </span>of<span class="_ _8"> </span>antennas<span class="_ _8"> </span>[1],<span class="_ _8"> </span>[2].<span class="_ _8"> </span>Apart<span class="_ _8"> </span>from<span class="_ _8"> </span>this<span class="_ _8"> </span>multiplexing</div><div class="t m0 xa h7 y39 ff1 fs4 fc0 sc0 lsa ws0">gain,<span class="_ _b"> </span>MIMOs<span class="_ _b"> </span>are<span class="_ _b"> </span>also<span class="_ _b"> </span>capable<span class="_ _d"> </span>of<span class="_ _15"> </span>bene&#64257;ting<span class="_ _d"> </span>from<span class="_ _b"> </span>a<span class="_ _b"> </span>spatial</div><div class="t m0 xa h7 y3a ff1 fs4 fc0 sc0 lsa ws0">div<span class="_ _0"></span>ersity<span class="_ _17"> </span>gain<span class="_ _17"> </span>that<span class="_ _17"> </span>is<span class="_ _17"> </span>attained<span class="_ _17"> </span>by<span class="_ _18"> </span>the<span class="_ _17"> </span>spatially<span class="_ _17"> </span>separated</div><div class="t m0 xa h7 y3b ff1 fs4 fc0 sc0 lsb ws0">antennas<span class="_ _12"> </span>in<span class="_ _12"> </span>a<span class="_ _12"> </span>dense<span class="_ _12"> </span>multipath<span class="_ _12"> </span>scattering<span class="_ _12"> </span>en<span class="_ _0"></span>vironment,<span class="_ _12"> </span>provided</div><div class="t m0 xa h7 y3c ff1 fs4 fc0 sc0 lsb ws0">that<span class="_ _6"> </span>the<span class="_ _6"> </span>antenna-elements<span class="_ _6"> </span>are<span class="_ _a"> </span>suf&#64257;ciently<span class="_ _12"> </span>far<span class="_ _6"> </span>apart<span class="_ _6"> </span>for<span class="_ _a"> </span>the<span class="_ _6"> </span>sake</div><div class="t m0 xa h7 y3d ff1 fs4 fc0 sc0 lsb ws0">of<span class="_ _12"> </span>experiencing<span class="_ _16"> </span>independent<span class="_ _6"> </span>fading.<span class="_ _16"> </span>Thus<span class="_ _12"> </span>MIMO<span class="_ _12"> </span>systems<span class="_ _12"> </span>have</div><div class="t m0 xa h7 y3e ff1 fs4 fc0 sc0 lsb ws0">the<span class="_ _a"> </span>potential<span class="_ _a"> </span>of<span class="_ _a"> </span>i<span class="_"> </span>mproving<span class="_ _a"> </span>both<span class="_ _8"> </span>the<span class="_ _a"> </span>spectral<span class="_ _a"> </span>ef&#64257;cienc<span class="_ _0"></span>y<span class="_ _a"> </span>and<span class="_ _8"> </span>the</div><div class="t m0 xa h7 y3f ff1 fs4 fc0 sc0 ls3 ws0">link<span class="_ _12"> </span>reliability<span class="_ _12"> </span>of<span class="_ _6"> </span>future<span class="_ _12"> </span>wireless<span class="_ _12"> </span>communications<span class="_ _6"> </span>systems.</div><div class="t m0 xb h7 y40 ff1 fs4 fc0 sc0 lsb ws0">The<span class="_ _9"> </span>employment<span class="_ _9"> </span>of<span class="_ _e"> </span>multiple<span class="_ _9"> </span>antenna<span class="_ _9"> </span>elements<span class="_ _e"> </span>(AEs)<span class="_ _9"> </span>may</div><div class="t m0 xa h7 y41 ff1 fs4 fc0 sc0 lsa ws0">be<span class="_ _9"> </span>expected<span class="_ _9"> </span>to<span class="_ _e"> </span>exhibit<span class="_ _9"> </span>&#64258;exibility<span class="_ _9"> </span>in<span class="_ _9"> </span>terms<span class="_ _e"> </span>of<span class="_ _9"> </span>striking<span class="_ _9"> </span>a<span class="_ _e"> </span>com-</div><div class="t m0 xa h7 y42 ff1 fs4 fc0 sc0 lsa ws0">pelling<span class="_ _12"> </span>compromise<span class="_ _16"> </span>between<span class="_ _12"> </span>the<span class="_ _12"> </span>attainable<span class="_ _12"> </span>multiplexing<span class="_ _16"> </span>versus</div><div class="t m0 xa h7 y43 ff1 fs4 fc0 sc0 lsa ws0">div<span class="_ _0"></span>ersity<span class="_ _12"> </span>gains.<span class="_ _12"> </span>Howe<span class="_ _0"></span>v<span class="_ _0"></span>er<span class="_ _0"></span>,<span class="_ _12"> </span>there<span class="_ _12"> </span>exists<span class="_ _12"> </span>a<span class="_ _12"> </span>fundamental<span class="_ _6"> </span>limitation,</div><div class="t m0 xa h7 y44 ff1 fs4 fc0 sc0 lsa ws0">which<span class="_ _16"> </span>is<span class="_ _12"> </span>quanti&#64257;ed<span class="_ _12"> </span>in<span class="_ _16"> </span>terms<span class="_ _12"> </span>of<span class="_ _12"> </span>the<span class="_ _16"> </span>diversity-multiple<span class="_ _0"></span>xing<span class="_ _16"> </span>trade-</div><div class="t m0 xa h7 y45 ff1 fs4 fc0 sc0 lsa ws0">off<span class="_ _a"> </span>(DMT)<span class="_ _8"> </span>[3].<span class="_ _8"> </span>Motiv<span class="_ _0"></span>ated<span class="_ _a"> </span>by<span class="_ _8"> </span>this<span class="_ _8"> </span>constraint,<span class="_ _8"> </span>linear<span class="_ _9"> </span>dispersion</div><div class="t m0 xa h7 y46 ff1 fs4 fc0 sc0 ls3 ws0">codes<span class="_ _e"> </span>(LDCs)<span class="_ _e"> </span>were<span class="_ _e"> </span>proposed<span class="_ _e"> </span>in<span class="_ _e"> </span>[4],<span class="_ _e"> </span>[5]<span class="_ _e"> </span>for<span class="_ _9"> </span>striking<span class="_ _e"> </span>a<span class="_ _e"> </span>&#64258;exi-</div><div class="t m0 xa h7 y47 ff1 fs4 fc0 sc0 lsa ws0">ble<span class="_ _8"> </span>DMT<span class="_ _0"></span>.<span class="_ _8"> </span>As<span class="_ _9"> </span>their<span class="_ _8"> </span>bene&#64257;t,<span class="_ _9"> </span>LDCs<span class="_ _9"> </span>constitute<span class="_ _8"> </span>a<span class="_ _9"> </span>generic<span class="_ _8"> </span>family<span class="_ _3"></span>,</div><div class="t m0 xa h7 y48 ff1 fs4 fc0 sc0 lsa ws0">which<span class="_ _a"> </span>subsumes<span class="_ _a"> </span>both<span class="_ _a"> </span>the<span class="_ _a"> </span>family<span class="_ _6"> </span>of<span class="_ _a"> </span>diversity<span class="_ _6"> </span>and<span class="_ _a"> </span>multiplexing</div><div class="t m0 xa h7 y49 ff1 fs4 fc0 sc0 lsa ws0">schemes,<span class="_ _a"> </span>whilst<span class="_ _a"> </span>potentially<span class="_ _a"> </span>outperforming<span class="_ _8"> </span>both&#8212;albeit,<span class="_ _a"> </span>at<span class="_ _a"> </span>the</div><div class="t m0 xa h7 y4a ff1 fs4 fc0 sc0 lsa ws0">cost<span class="_ _8"> </span>of<span class="_ _8"> </span>a<span class="_ _8"> </span>substantially<span class="_ _8"> </span>increased<span class="_ _9"> </span>decoding<span class="_ _a"> </span>complexity<span class="_ _3"></span>.<span class="_ _9"> </span>On<span class="_ _a"> </span>the</div><div class="t m0 xa h7 y4b ff1 fs4 fc0 sc0 lsb ws0">other<span class="_ _12"> </span>hand,<span class="_ _12"> </span>the<span class="_ _12"> </span>concepts<span class="_ _12"> </span>of<span class="_ _12"> </span>spatial<span class="_ _12"> </span>modulation<span class="_ _12"> </span>(SM)<span class="_ _12"> </span>[6]<span class="_ _12"> </span>as<span class="_ _12"> </span>well</div><div class="t m0 xa h7 y4c ff1 fs4 fc0 sc0 lsb ws0">as<span class="_ _8"> </span>space<span class="_ _8"> </span>shift<span class="_ _8"> </span>keying<span class="_ _a"> </span>(SSK)<span class="_ _8"> </span>[7]<span class="_ _8"> </span>emerged<span class="_ _8"> </span>as<span class="_ _8"> </span>a<span class="_ _8"> </span>low-comple<span class="_ _0"></span>xity</div><div class="t m0 xa h7 y4d ff1 fs4 fc0 sc0 lsb ws0">design<span class="_ _12"> </span>alternativ<span class="_ _0"></span>e.<span class="_ _12"> </span>The<span class="_ _12"> </span>SM/SSK<span class="_ _12"> </span>schemes<span class="_ _6"> </span>adopted<span class="_ _12"> </span>the<span class="_ _12"> </span>principle</div><div class="t m0 xa h7 y4e ff1 fs4 fc0 sc0 lsa ws0">of<span class="_ _15"> </span>shrewd<span class="_ _15"> </span>transmit<span class="_ _b"> </span>antenna<span class="_ _b"> </span>(T<span class="_ _3"></span>A)<span class="_ _15"> </span>activ<span class="_ _0"></span>ation<span class="_ _15"> </span>for<span class="_ _b"> </span>attaining<span class="_ _b"> </span>an</div><div class="t m0 xa h7 y4f ff1 fs4 fc0 sc0 lsb ws0">increased<span class="_ _16"> </span>bandwidth<span class="_ _16"> </span>ef&#64257;cienc<span class="_ _0"></span>y<span class="_ _3"></span>.<span class="_ _12"> </span>These<span class="_ _16"> </span>lo<span class="_ _0"></span>w-complexity<span class="_ _16"> </span>schemes</div><div class="t m0 xa h7 y50 ff1 fs4 fc0 sc0 lsb ws0">are<span class="_ _12"> </span>not,<span class="_ _12"> </span>howe<span class="_ _0"></span>ver<span class="_ _0"></span>,<span class="_ _12"> </span>capable<span class="_ _12"> </span>of<span class="_ _12"> </span>attaining<span class="_ _12"> </span>bene&#64257;cial<span class="_ _6"> </span>transmit<span class="_ _12"> </span>div<span class="_ _0"></span>er-</div><div class="t m0 xa h7 y51 ff1 fs4 fc0 sc0 lsa ws0">sity<span class="_ _3"></span>.<span class="_ _e"> </span>Moti<span class="_ _0"></span>vated<span class="_ _9"> </span>by<span class="_ _9"> </span>these<span class="_ _e"> </span>con&#64258;icting<span class="_ _9"> </span>design<span class="_ _e"> </span>ideas,<span class="_ _9"> </span>space&#8211;time</div><div class="t m0 xa h7 y52 ff1 fs4 fc0 sc0 lsb ws0">shift<span class="_ _12"> </span>keying<span class="_ _12"> </span>(<span class="_"> </span>STSK)<span class="_ _6"> </span>[8]&#8211;[10]<span class="_ _6"> </span>was<span class="_ _12"> </span>proposed,<span class="_ _6"> </span>which<span class="_ _6"> </span>extends<span class="_ _12"> </span>the</div><div class="t m0 xa h7 y53 ff1 fs4 fc0 sc0 lsb ws0">concept<span class="_ _8"> </span>of<span class="_ _9"> </span>pure<span class="_ _8"> </span>spatial-domain<span class="_ _9"> </span>T<span class="_ _19"></span>A<span class="_ _8"> </span>activ<span class="_ _0"></span>ation<span class="_ _8"> </span>of<span class="_ _9"> </span>the<span class="_ _8"> </span>SM/SSK</div><div class="t m0 xa h7 y54 ff1 fs4 fc0 sc0 lsb ws0">schemes<span class="_ _d"> </span>to<span class="_ _d"> </span>both<span class="_ _d"> </span>the<span class="_ _d"> </span>spatial<span class="_ _d"> </span>and<span class="_ _d"> </span>temporal<span class="_ _d"> </span>dimensions.<span class="_ _d"> </span>The</div><div class="t m0 xa h7 y55 ff1 fs4 fc0 sc0 lsa ws0">STSK<span class="_ _e"> </span>system<span class="_ _9"> </span>can<span class="_ _e"> </span>thus<span class="_ _e"> </span>provide<span class="_ _9"> </span>substantial<span class="_ _e"> </span>diversity-<span class="_ _9"> </span>as<span class="_ _e"> </span>well</div><div class="t m0 xa h7 y56 ff1 fs4 fc0 sc0 lsa ws0">as<span class="_ _a"> </span>multiplexing<span class="_ _6"> </span>gains.<span class="_ _a"> </span>Howe<span class="_ _0"></span>ver<span class="_ _3"></span>,<span class="_ _a"> </span>the<span class="_ _a"> </span>majority<span class="_ _a"> </span>of<span class="_ _a"> </span>STSK<span class="_ _a"> </span>studies</div><div class="t m0 xa h7 y57 ff1 fs4 fc0 sc0 lsa ws0">were<span class="_ _8"> </span>focused<span class="_ _8"> </span>on<span class="_ _9"> </span>non-dispersi<span class="_ _0"></span>ve,<span class="_ _a"> </span>i.e.,<span class="_ _9"> </span>narro<span class="_ _0"></span>wband<span class="_ _8"> </span>propagation</div><div class="t m0 xa h7 y58 ff1 fs4 fc0 sc0 lsa ws0">scenarios,<span class="_ _6"> </span>rather<span class="_ _a"> </span>than<span class="_ _6"> </span>on<span class="_ _a"> </span>realistic<span class="_ _a"> </span>wideband<span class="_ _6"> </span>scenarios.<span class="_ _a"> </span>Against</div><div class="t m0 xa h7 y59 ff1 fs4 fc0 sc0 lsb ws0">this<span class="_ _e"> </span>background,<span class="_ _15"> </span>multicarrier<span class="_ _15"> </span>(MC)<span class="_ _15"> </span>STSK<span class="_ _15"> </span>was<span class="_ _e"> </span>conceived<span class="_ _e"> </span>in</div><div class="t m0 xa h7 y5a ff1 fs4 fc0 sc0 ls3 ws0">[11]&#8211;[13]<span class="_ _8"> </span>for<span class="_ _9"> </span>facilitating<span class="_ _8"> </span>STSK<span class="_ _9"> </span>based<span class="_ _8"> </span>transmissions<span class="_ _9"> </span>o<span class="_ _0"></span>ver<span class="_ _8"> </span>dis-</div><div class="t m0 xa h7 y5b ff1 fs4 fc0 sc0 lsa ws0">persiv<span class="_ _0"></span>e<span class="_ _8"> </span>wireless<span class="_ _9"> </span>channels.<span class="_ _8"> </span>A<span class="_ _9"> </span>particularly<span class="_ _8"> </span>promising<span class="_ _9"> </span>candidate</div><div class="t m0 xa h7 y5c ff1 fs4 fc0 sc0 lsa ws0">for<span class="_ _9"> </span>the<span class="_ _e"> </span>next<span class="_ _9"> </span>generation<span class="_ _e"> </span>&#64257;xe<span class="_ _0"></span>d<span class="_ _e"> </span>and<span class="_ _9"> </span>mobile<span class="_ _e"> </span>wireless<span class="_ _9"> </span>systems<span class="_ _e"> </span>is</div><div class="t m0 xa h7 y5d ff1 fs4 fc0 sc0 lsb ws0">the<span class="_ _9"> </span>combination<span class="_ _9"> </span>of<span class="_ _9"> </span>STSK<span class="_ _e"> </span>techniques<span class="_ _9"> </span>with<span class="_ _9"> </span>the<span class="_ _9"> </span>family<span class="_ _9"> </span>of<span class="_ _9"> </span>MC</div><div class="t m0 xa h7 y5e ff1 fs4 fc0 sc0 lsa ws0">communications<span class="_ _12"> </span>systems.</div><div class="t m0 xb h7 y5f ff1 fs4 fc0 sc0 ls3 ws0">Realistic<span class="_ _15"> </span>wireless<span class="_ _b"> </span>channels<span class="_ _15"> </span>are<span class="_ _b"> </span>dispersiv<span class="_ _0"></span>e<span class="_ _15"> </span>by<span class="_ _b"> </span>nature.<span class="_ _b"> </span>Dis-</div><div class="t m0 xa h7 y60 ff1 fs4 fc0 sc0 lsb ws0">persiv<span class="_ _0"></span>e<span class="_ _e"> </span>MIMO<span class="_ _b"> </span>channels<span class="_ _15"> </span>potentially<span class="_ _15"> </span>exhibit<span class="_ _e"> </span>frequency<span class="_ _15"> </span>div<span class="_ _0"></span>er-</div><div class="t m0 xa h7 y61 ff1 fs4 fc0 sc0 lsa ws0">sity<span class="_ _3"></span>,<span class="_ _b"> </span>provided<span class="_ _15"> </span>that<span class="_ _b"> </span>the<span class="_ _b"> </span>channel&#8217;<span class="_ _0"></span>s<span class="_ _b"> </span>delay-spread<span class="_ _b"> </span>is<span class="_ _15"> </span>suf&#64257;ciently</div><div class="t m0 xa h7 y62 ff1 fs4 fc0 sc0 lsa ws0">high<span class="_ _e"> </span>for<span class="_ _15"> </span>ensuring<span class="_ _15"> </span>that<span class="_ _15"> </span>the<span class="_ _15"> </span>subcarriers<span class="_ _15"> </span>of<span class="_ _15"> </span>a<span class="_ _e"> </span>MC<span class="_ _15"> </span>system<span class="_ _15"> </span>fade</div><div class="t m0 xa h7 y63 ff1 fs4 fc0 sc0 lsb ws0">near-independently<span class="_ _19"></span>.<span class="_ _e"> </span>Alternativ<span class="_ _0"></span>ely<span class="_ _3"></span>,<span class="_ _e"> </span>this<span class="_ _9"> </span>phenomenon<span class="_ _9"> </span>may<span class="_ _e"> </span>also</div><div class="t m0 xa h7 y64 ff1 fs4 fc0 sc0 lse ws0">be<span class="_ _9"> </span>viewed<span class="_ _9"> </span>as<span class="_ _e"> </span>the<span class="_ _9"> </span>i<span class="_"> </span>ndependent<span class="_ _e"> </span>fading<span class="_ _9"> </span>of<span class="_ _e"> </span>the<span class="_ _e"> </span>channel<span class="_ _9"> </span>impulse</div><div class="t m0 xa h7 y65 ff1 fs4 fc0 sc0 lsa ws0">response<span class="_ _15"> </span>(CIR)<span class="_ _b"> </span>taps.<span class="_ _b"> </span>A<span class="_ _15"> </span>MC<span class="_ _b"> </span>system<span class="_ _15"> </span>effecti<span class="_ _0"></span>vely<span class="_ _15"> </span>con<span class="_ _0"></span>verts<span class="_ _15"> </span>the</div><div class="t m0 xc h9 y66 ff1 fs5 fc0 sc0 ls2 ws0">1553-877X<span class="_ _16"> </span>&#169;<span class="_ _4"> </span>2014</div><div class="t m0 xd h9 y67 ff1 fs5 fc0 sc0 ls3 ws0">IEEE.<span class="_ _16"> </span>Personal<span class="_ _16"> </span>use<span class="_ _4"> </span>is<span class="_ _16"> </span>permitted,<span class="_ _16"> </span>but<span class="_ _16"> </span>republication/redistribution<span class="_ _4"> </span>requires<span class="_ _16"> </span>IEEE<span class="_ _16"> </span>permission.</div><div class="t m0 xe h9 y68 ff1 fs5 fc0 sc0 ls3 ws0">See<span class="_ _16"> </span>http://www<span class="_ _3"></span>.ieee.org/publications_standards/publications/rights/index.html<span class="_ _16"> </span>for<span class="_ _4"> </span>more<span class="_ _16"> </span>information.</div></div><div class="pi" data-data='{"ctm":[1.616162,0.000000,0.000000,1.616162,0.000000,0.000000]}'></div></div> </body> </html>
评论
    相关推荐
    • MIMO_OFDM.rar
      MIMO OFDM ICI Tutorials
    • 大规模MIMO文章.zip
      这是几篇基于码本的大规模MIMI的文章,讲述的非常细致,是一篇非常值得推荐的文献
    • UFMC_MIMO波束成形传输方案设计.rar
      filtered multicarrier, UFMC)是一种广泛研究的5G 侯选波形。然而现有的UFMC 研究只涉及UFMC ?SISO 的场景,UFMC ? MIMO 的可行性和性能分析仍然空缺,而MIMO 波束成形必然是5G 通信系统的重要场景,因此对 ...
    • mimo ofdm for wireless communications.zip
      ofdm and mimo integrated to provide high data rates.
    • mimo.zip
      很不错的关于MIMO系统的文章,与之前上传的文章都是来自IEEE,相信会给大家提供帮助
    • Ass4 MIMO.zip
      AWGN noisy channel. communication. wireless. cdma transmission. modulation scheme.
    • MIMO-Detection.rar
      Fifty Years of MIMO Detection The Road to Large-Scale MIMOs
    • MIMO-OFDM Wireless Communications with MATLAB
      此书中讲解了MIMO、OFDM原理以及涉及到的相关技术的讲解,书中附有MATLAB仿真程序以及仿真结果,对学习MIMO、OFDM、MATLAB的同学都有一定的帮助。
    • Channel estimation OTFS massive MIMO.rar
      Channel estimation for orthogonal time-frequency space (OTFS) massive MIMO.
    • linux内核源代码情景分析(上下目录全).rar
      经过本人加全目录的《LINUX内核源代码情景分析(浙大出版)》上下册,毛德操、胡希明著,总共50兆,1500页,原PDF书籍目录不全,阅读很不方便,经过本人一番努力,将目录整理加入,希望广大读者阅读能更方便一些。