LTE Technology Introduction

taofeng

【文件名】:08527@52RD_LTE Technology Introduction.pdf
【格　式】:pdf
【大　小】:713K
【简　介】:
【目　录】:
1 Introduction.............................................................................................. 3
2 Requirements for UMTS Long Term Evolution ....................................... 4
3 LTE Downlink Transmission Scheme...................................................... 5
OFDMA.............................................................................................. 5
OFDMA parametrization..................................................................... 6
Downlink Data Transmission.............................................................. 8
Downlink Reference Signal Structure and Cell Search...................... 8
Downlink Physical Layer Procedures............................................... 10
4 LTE Uplink Transmission Scheme ........................................................ 11
SC-FDMA......................................................................................... 11
SC-FDMA Parametrization............................................................... 12
Uplink Reference Signal Structure ................................................... 13
Uplink Physical Layer Procedures ................................................... 13
5 LTE MIMO Concepts............................................................................. 15
Downlink MIMO................................................................................ 15
Uplink MIMO .................................................................................... 17
6 LTE Protocol Architecture...................................................................... 17
System Architecture Evolution (SAE)............................................... 17
E-UTRAN......................................................................................... 18
Layer 2 structure .............................................................................. 20
Transport channels .......................................................................... 21
Logical channels .............................................................................. 21
7 LTE MBMS Concepts ............................................................................ 22
8 LTE Testing............................................................................................ 23
LTE RF testing ................................................................................. 23
LTE Layer 1 and Protocol Test ......................................................... 27
9 Abbreviations......................................................................................... 27
10 Additional Information ........................................................................... 30
11 References............................................................................................ 30
12 Ordering Information ............................................................................. 30

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