LEADER 05590nam 2200673 450 001 9910817329603321 005 20200520144314.0 035 $a(CKB)2670000000618207 035 $a(EBL)2057713 035 $a(SSID)ssj0001535998 035 $a(PQKBManifestationID)11841017 035 $a(PQKBTitleCode)TC0001535998 035 $a(PQKBWorkID)11508510 035 $a(PQKB)10172342 035 $a(Au-PeEL)EBL2057713 035 $a(CaPaEBR)ebr11058671 035 $a(CaONFJC)MIL788813 035 $a(OCoLC)910324316 035 $a(MiAaPQ)EBC2057713 035 $a(EXLCZ)992670000000618207 100 $a20150610h20152015 uy 0 101 0 $aeng 135 $aur|n|---||||| 181 $ctxt 182 $cc 183 $acr 200 00$aCooperative and cognitive satellite systems /$fedited by Symeon Chatzinotas, Bjo?rn Ottersten, Riccardo De Gaudenzi ; contributors, Nader Alagha [and fifty-two others] 210 1$aAmsterdam, [Netherlands] :$cAcademic Press,$d2015. 210 4$dİ2015 215 $a1 online resource (542 p.) 300 $aDescription based upon print version of record. 311 $a0-12-800191-7 311 $a0-12-799948-5 320 $aIncludes bibliographical references at the end of each chapters and index. 327 $aFront Cover; Cooperative and Cognitive Satellite Systems; Copyright ; Contents; List of contributors; Preface; Cooperative and cognitive satellite systems; 1 Introduction; 1.1 Cooperative Satellite Systems; 1.2 Cognitive Satellite Systems; About the Editors; List of figures; Acronyms; Chapter 1: Multibeam joint detection; 1.1 Introduction; 1.1.1 Signal description; 1.1.1.1 Beam radiation pattern; 1.1.1.2 Fading; 1.1.2 Overview of multibeam techniques; 1.2 Theoretical performance limits; 1.2.1 Sum rate; 1.2.1.1 High SNR; 1.2.1.2 Low SNR; 1.2.1.3 Numerical example; 1.2.2 Outage capacity 327 $a1.2.2.1 High SNR1.2.2.2 Numerical example; 1.3 Multibeam processing: linear and nonlinear joint detection; 1.3.1 Joint detection algorithms; 1.3.1.1 Linear detectors; 1.3.1.2 Nonlinear detectors; 1.3.1.3 Numerical example; 1.3.2 IDD Techniques; 1.3.3 Complexity considerations; 1.4 Practical impairments; 1.4.1 Imperfect channel estimation; 1.4.1.1 Review on channel estimation techniques; 1.4.1.2 Asynchronism in the return link; 1.4.1.3 Performance with imperfect channel estimation; 1.4.2 Limitations of the feeder link; 1.5 Conclusions; References 327 $aChapter 2: High-performance random access schemes2.1 Introduction; 2.2 Key terrestrial RA techniques; 2.3 RA Techniques for satellite networks; 2.3.1 Slotted RA techniques; 2.3.1.1 From (diversity) slotted ALOHA to CRDSA; 2.3.1.2 CRDSA practical implementation issues; 2.3.1.3 Review of other slotted RA techniques for satellite; 2.3.2 Unslotted RA techniques; 2.3.2.1 Enhanced SSA; 2.3.2.2 MMSe plus ESSA; 2.3.2.3 Asynchronous contention resolution diversity ALOHA; 2.3.2.4 Unslotted RA implementation aspects; 2.3.3 Congestion control in RA; 2.4 RA Capacity 327 $a2.4.1 Capacity bounds for spread-spectrum RA2.4.2 Capacity bounds for non-spread-spectrum RA; 2.5 Systems and standards; 2.6 Summary and future research perspectives; References; Chapter 3: Multibeam joint precoding: frame-based design; 3.1 Introduction; 3.1.1 Precoding and beamforming in the satellite context; 3.1.2 Precoding over satellite: a standardization perspective; 3.1.3 Practical considerations; 3.1.4 Frame-based precoding: a multigroupmulticast approach; 3.2 System and channel model; 3.2.1 Multicast channel model; 3.2.2 Equivalent channel model; 3.2.3 Multibeam satellite channel 327 $a3.2.4 Payload phase errors3.2.4.1 Sensitivity to phase offsets; 3.2.4.2 Imperfect CSI estimation; 3.2.4.3 Outdated CSI; 3.2.5 Feeder link; 3.3 Frame-based precoding design; 3.3.1 Unicast multibeam precoding; 3.3.2 Block-SVD precoding; 3.3.3 Heuristic multicast aware MMSE precoding; 3.3.4 Optimal multigroup multicast precoding; 3.4 User selection for frame-based precoding; 3.4.1 Maximum channel norm selection; 3.4.2 Scheduling based on geographic user clusters; 3.4.2.1 Geographic user clustering; 3.4.3 Semi-parallel user selection; 3.4.4 Multicast aware user scheduling 327 $a3.5 Performance evaluation of selected methods 330 $a Cooperative and Cognitive Satellite Systems provides a solid overview of the current research in the field of cooperative and cognitive satellite systems, helping users understand how to incorporate state-of-the-art communication techniques in innovative satellite network architectures to enable the next generation of satellite systems. The book is edited and written by top researchers and practitioners in the field, providing a comprehensive explanation of current research that allows users to discover future technologies and their applications, integrate satellite and terrestrial systems 606 $aArtificial satellites in telecommunication 606 $aMultiuser detection (Telecommunication) 606 $aCognitive radio networks 615 0$aArtificial satellites in telecommunication. 615 0$aMultiuser detection (Telecommunication) 615 0$aCognitive radio networks. 676 $a621.3825 702 $aChatzinotas$b Symeon 702 $aOttersten$b Bjo?rn 702 $aDe Gaudenzi$b Riccardo 702 $aAlagha$b Nader 801 0$bMiAaPQ 801 1$bMiAaPQ 801 2$bMiAaPQ 906 $aBOOK 912 $a9910817329603321 996 $aCooperative and cognitive satellite systems$94000697 997 $aUNINA