Agilent 3GPP Long Term Evolution LTE-Overview

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Table of Contents:


1 LTE Concepts ....................................................................................3


1.1 Introduction ......................................................................................... 3
1.2 Summary of LTE requirements .......................................................... 4
1.3 History of the UMTS standard...........................................................5
1.4 LTE in context ......................................................................................6
1.5 3GPP LTE specification documents...................................................6
1.6 System architecture overview ..........................................................7
2 LTE Air Interface Radio Aspects ..................................................11


2.1 Radio access modes.........................................................................11
2.2 Transmission bandwidths ................................................................11
2.3 Supported frequency bands.............................................................12
2.4 Peak single user data rates and UE capabilities..........................13
2.5 Multiple access technology in the downlink: OFDM and OFDMA ...14
2.6 Multiple access technology in the uplink: SC-FDMA..................17
2.7 Overview of multiple antenna techniques.....................................24
2.8 LTE multiple antenna schemes........................................................27
3 LTE Air Interface Protocol Aspects .............................................32


3.1 Physical layer overview...................................................................33
3.2 Physical channels and modulation (36.211) .................................34
3.3 Multiplexing and channel coding (36.212)....................................43
3.4 Physical layer procedures (36.213)................................................46
3.5 Physical layer measurements (36.214)..........................................49
3.6 Radio resource management (36.133)...........................................52
4 RF Conformance Tests ..................................................................58


4.1 UE RF conformance tests.................................................................59
4.2 UE RRM conformance tests.............................................................62
4.3 eNB RF conformance tests..............................................................65
5 LTE Product Development Challenges ........................................69


5.1 Design simulation and verification.................................................70
5.2 Uplink and downlink signal generation.........................................73
5.3 Baseband analysis............................................................................74
5.4 Uplink and downlink signal analysis .............................................76
5.5 UE development.................................................................................77
5.6 UE protocol development and conformance test..........................78
5.7 Network deployment and optimization..........................................79
6 Looking Ahead ...............................................................................81


6.1 IMT-Advanced high level requirements.........................................82
6.2 LTE-Advanced solution proposals...................................................83
6.3 Conclusion .........................................................................................86
7 More Information...........................................................................87
8 List of Acronyms............................................................................88
9 References......................................................................................91

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