   LTE.  
  


        LTE     .      ,     .        ,     .        -   .





   LTE

 

  



  ,2016



ISBN978-5-4483-3011-7

     Ridero







,      ()     .  ,          ,     ,   - .           ,     .              .          ,       .        ,  :     ,        ,          .

 ,    ,             ,     ,  .

       :

    LTE;

    LTE;

      ,        LTE,    ;

      LTE;

    - ,    - ,      .




1.   







1.1.   


LTE (Long-Term Evolution)     ,  UMTS (Universal Mobile Telecommunications System). LTE         .  ,   LTE,       (SAE, System Architecture Evolution),     1.1.






 1.1.  LTE



 1.1  :

APPLICATIONS   ,    IP (Internet Protocol);

APPS   ;

CORE   LTE,       (EPC, Evolved Packet Core);

eNB Evolved Node B,   LTE;

Gx    P-GW PCRF,      PCRF PDN;

HSS Home Subscriber Server,    ;

IMS IP Multimedia Subsystem,    ;

LTE-Uu ,       ;

MME Mobility Management Entity,     LTE;

PCRF Policy and Charging Rules Function,        ;

PDN Public Data Network,  IP ;

P-GW Public Data Network SAE Gateway,     ;

S-GW Serving SAE Gateway,    LTE,       ,      ;

RAN Radio Access Network,  ;

Rx ,    PCRF        ;

S1-MME       LTE MME;

S1-U        LTE;    ;

S5      S-GW,    S-GW P-GW,     ;

S6a    MME HSS,      ,     LTE;

S8 ,  S5,    ,  P-GW S-GW    (,    );

S10      ,          ;

S11     MME  S-GW;

SGi    P-GW  IP ;

Sp    HSS  PCRF;

UE  ;

X2      ;    LTE    .

 1.1     , 蠖    .

      ,    LTE.        3GPP (The3rd Generation Partnership Project,   1998.),        (release 8),       2009.       ,      :      (Home eNB, Home Evolved Node B),  SON (Self-Organizing Networks)    ,  MBMS (MultimediaBroadcastMulticastServices)       (Uu, UMTS air interface),        (Dual-Layer Beam Forming),  ,      (UE, UserEquipment),       800 1500.         2010.

    LTE    ,        LTE-Advanced.   LTE-Advanced:     (CA, Carrier Aggregation)     ,          SC-FDMA,    / CoMP      ,     () MIMO (MultipleInputMultipleOutput)       ,     MIMO       ,    ,      HetNet (HeterogeneousNetworks).          (  )   ,     ,       4G.    :   LTE Advanced,    LTE,          2012.       LTE-Advanced  ( 2013.)   ( 2015.).       , MBMS, SON, CoMP FeICIC (Further Enhanced Inter-Cell Interference Coordination),     PDCCH (E-PDCCH),   ,      QoS (Quality ofService),  ,           RAN (RadioAccessNetwork) ,     Wi-Fi.        LTE-Advanced,       (FDD, Frequency Division Duplex)  (TDD, Time Division Duplex)  .

  1.1   LTE-Advanced.






 1.1.   LTE-Advanced



  1.2         LTE   ( 5.5 ETSI TS 136.141). ,   ,         .






 1.2.    LTE  



      LTE/LTE-Advanced     (Organizational Partners)  3GPP: ARIB (The Association ofRadio Industries and Businesses, Japan), ATIS (The Alliance for Telecommunications Industry Solutions, USA), CCSA (China Communications Standards Association), ETSI (The European Telecommunications Standards Institute), TSDSI (Telecommunications Standards Development Society, India), TTA (Telecommunications Technology Association, Korea) TTC (Telecommunication Technology Committee, Japan).        3GPP,   .   3GPP        ETSI.    LTE    128, 129蠹13006.06.2011.    3GPP.




1.2.   


   3GPP,   1.3,   LTE-Advanced     36- .






 1.3.  3GPP



       TS (Technical Specifications),    TR (Technical Reports).         3GPP,            .   36   200,  69   .     ()  LTE      : ETSI TS 136.101(     ), ETSI TS 136.508(    ,      ,    ), ETSI TS 136.5211(    ,   ), ETSI TS 136.104(    eNB) ETSI TS 136.141(  ,  ,     eNB,   ).  ,   eNB       (E-UTRAN, Evolved Universal Terrestrial Radio Access Network)  LTE.   ,  eNB, ,   .

 ETSI TS 136.141   eNB     :   ,   uplink- (UL-)   (Physical Layer)  PUSCH (PhysicalUplinkSharedChannel), PUCCH (PhysicalUplinkControlChannel) PRACH (PhysicalRandomAccessChannel). ʠ     ,     .

ʠ   :  ,    ,     ,      ON/OFF,  ,    (EVM, Error Vector Magnitude),     ,       ,    ,     ,       (band),     .  ,             1.4.






 1.4.   eNB






  1.4.   eNB



ʠ   :  ,  ,  ,    (ACS, Adjacent Channel Selectivity),  ,        .  ,             1.5.






 1.5.   eNB






  1.5.   eNB



C ETSI TS 136.5211        :   , ,   downlink-    Uu PDSCH (Physical Downlink Shared Channel), PCFICH (Physical Control Format Indicator Channel), PDCCH (Physical Downlink Control Channel), PHICH (Physical Hybrid ARQ Indicator Channel), PBCH (Physical Broadcast Channel), EPDCCH (Evolved PDCCH),    CQI (Channel Quality Indicator),     PMI (Precoding Matrix Indicator),   () RI (Rank Indicator)     MBMS.  ,         .     ,        eNB    ,    ,         ,   ,      .

ʠ     :  ,    (MPR, Maximum Power Reduction;            /     ),     (  MPR),   ,     OFF,    ,    ,  ,   ,   ,     , EVM-   (    ,    EVM),    ,  ,     ,   ,      (TAE, Time Alignment Error).

 ,    ETSI TS 136.5211  ,        HPUE (High Power UE;         1,  ,   10).   ,         ( )   ,  , CA,  ,  UL-MIMO. 堖    (        ,  UL-MIMO).  ,             1.6.






 1.6.     






  1.6.     






  1.6.     






  1.6.     



ʠ     :  ,    ,   ,  ,   (  ),     .

 ,    ETSI TS 136.5211      ( )   ,  ,  CA,  ,  UL-MIMO. 堖   :       .  ,               1.7.






 1.7.     






  1.7.     



             ,   ,      .     LTE     ,  3GPP,    (  ,   ..)    ,        ,          . ,   ,    LTE,      ,        .  , ,         LTE,   ,    .

 ,   LTE,   LTE-Advanced 10,  ,      .         ,            .          ,    , ,     .     FFS, For Further Study,     .

        812,       -  .       ,      .




2.   LTE







2.1.      



   ,   ,      - ,             .  ,   ,            LTE    ,      .




2.1.1.       


         ,          ,       ,                 ,    ,          ,       ,   ,        ,         .  . 4.6.8ETSI TS 136.141,   :         (   ,        ),      . 5.5 ETSI TS 136.141    ,                 ,         (   ,     /    ),              ,                ,      (   )         ,         .            -   ,        ,          ,          .     ,      .   ,      ,   ,        ,     :     ,        ,              ,         ,               ,             ,                  ,            ,                 ,               ,              ,                  ,    -        ,            ,   FDD,    ,  TDD.

         ,   ,  ETSI TS 136.141,     ,     ,    .  . 4.3     .     :   ,    ,     ,     ,        .

             (SC, Single Carrier)   (MC, Multi Carrier).           (         . 5.5 ETSI TS 136.141)  .           (ETC, E-UTRA Test Configuration).     ,    . 4.6.8 ETSI TS 136.141  .  . 4.10   5       /    . ETC1                    .      ETC1,                 . ETC2              . ETC3                    .      ETC3,                . ETC4          ,      . ETC5          ,            (PSD, Power Spectral Density).          . 4.10 ETSI TS 136.141.            2.1, 2.22.3.






 2.1.         ,      /                






 2.2.         ,      /                






 2.3.         ,    



  2.12.2: ETC2                 .

  2.3: ETC1 / ETC3           2.12.2; ETC5                 ; ETC2                 ; ETC5        ,      ;  ,      (SC),        ,      (       ); ETC5          .

 2.1      .






 2.1.      



 . 6.1 ETSI TS 136.141        (   FDD,   TDD ),           .      (E-TM, E-UTRA Test Models).            .               +/ 0.5.   2.4       .  E-TM     :       , 1 , 1,   ,   ;   10 (10);    ;     ,   PDSCH    ;       .






 2.4.  



  E-TM1.1E-TM1.2         .    6.1.2.81. 6.1.2.8 ETSI TS 136.141.




2.1.2.        


 . 4.5 ETSI TS 136.141             ,   ,           (beamforming).        ,       ,        .        ,      .     , ,   ,  ,   ,       ,   .            ,       .        .          ,   ,      .    ,          .        ,       ,        .        ,      .     , ,   ,  ,   ,       ,   .            ,       .         ,    ,  .    ,    ,      ,             ,     ,        .              .




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