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List of Abbreviations

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This list defines commonly used LTE abbreviations and acronyms. These terms may appear in some or all of the documents that describe MathWorks® products that model communications and LTE.

3G

Third Generation

3GPP

Third Generation Partnership Project

4G

Fourth Generation

ACK

Acknowledgement — in ARQ protocols

ACLR

Adjacent Channel Leakage Power Ratio

Adjacent Channel Leakage Ratio

ARQ

Automatic Repeat Request

AWGN

Additive White Gaussian Noise

BCCH

Broadcast Control Channel

BCH

Broadcast Channel

BER

Bit Error Rate

Bit Error Ratio

BLER

Block Error Rate

Block Error Ratio

BPSK

Binary Phase-Shift Keying

BS

Base Station

BW

Bandwidth

CA

Carrier Aggregation

CDMA

Code Division Multiple Access

CellRS

Cell-specific Reference Signal

CFI

Control Format Indicator

CP

Cyclic Prefix

CQI

Channel Quality Indicator

Channel Quality Information

CRC

Cyclic Redundancy Check

CRS

Cell-specific Reference Signal

CSI

Channel State Information

CSI-RS

CSI Reference Signals

DCI

Downlink Control Information

DL

Downlink

DL-SCH

Downlink Shared Channel

DM-RS

Demodulation Reference Signal

DRS

Demodulation Reference Signal

DwPTS

Downlink Pilot Time Slot — the downlink part of the special subframe, for TDD operation

eICIC

Enhanced Inter-Cell Interference Coordination

eMBMS

Evolved Multimedia Broadcast and Multicast Service

eNB

eNodeB

eNodeB

E-UTRAN NodeB

EPA

Extended Pedestrian A

EPC

Evolved Packet Core

EPDCCH

Enhanced Physical Downlink Control Channel

EPS

Evolved Packet System

E-TM

E-UTRA Test Model

ETU

Extended Typical Urban model

E-UTRA

Evolved UTRA

E-UTRAN

Evolved UTRAN

EVA

Extended Vehicular A

EVM

Error Vector Magnitude

FDD

Frequency Division Duplex

FDM

Frequency Division Multiplex

FDMA

Frequency Division Multiple Access

FFT

Fast Fourier Transform

FRC

Fixed Reference Channel

GP

Guard Period

GPRS

General Packet Radio Service

GSM

Global System for Mobile communications

HARQ

Hybrid ARQ

HetNets

Heterogeneous Networks

HI

HARQ Indicator

HST

High Speed Train

ICIC

Inter-Cell Interference Coordination

IFFT

Inverse Fast Fourier Transform

IP

Internet Protocol

LCS

Location Services

LLR

Log-Likelihood Ratio

LTE

Long Term Evolution

MAC

Medium Access Control

MIB

Master Information Block

MIMO

Multiple-Input Multiple-Output

ML

Maximum Likelihood

MMSE

Minimum Mean Square Error

NACK

Negative Acknowledgement — in ARQ protocols

NAK

Negative Acknowledgement — in ARQ protocols

NodeB

A logical node handling transmission and reception in multiple cells. A NodeB commonly, but not necessarily, corresponds to a base station.

NRE

Number of Resource Elements

OFDM

Orthogonal Frequency Division Multiplexing

OFDMA

Orthogonal Frequency Division Multiple Access

OSFBC

Orthogonal Space Frequency Block Code

PBCH

Physical Broadcast Channel

PCFICH

Physical Control Format Indicator Channel

PDCCH

Physical Downlink Control Channel

PDCP

Packet Data Convergence Protocol

PDSCH

Physical Downlink Shared Channel

PHICH

Physical Hybrid-ARQ Indicator Channel

PHY

Physical layer

PLMN

Public Land Mobile Network

PMI

Precoding Matrix Indicator

PRACH

Physical Random Access Channel

PRB

Physical Resource Block

PRBS

Pseudorandom Binary Sequence

PRS

Positioning Reference Signal

PSD

Power Spectral Density

PSS

Primary Synchronization Signal

PUCCH

Physical Uplink Control Channel

PUSCH

Physical Uplink Shared Channel

QAM

Quadrature Amplitude Modulation

QPSK

Quadrature Phase Shift Keying

Quaternary Phase Shift Keying

RACH

Random Access Channel

RB

Resource Block

RE

Resource Element

REG

Resource Element Group

RI

Rank Indication

Rank Indicator

RLC

Radio Link Control

RMC

Reference Measurement Channel

RMS

Root Mean Square

RNTI

Radio Network Temporary Identifier

RS

Reference Symbol

RV

Redundancy Version

RX

Receive

Receiver

SC-FDMA

Single Carrier Frequency Division Multiple Access

SFN

System Frame Number

SI

System Information

SIB

System Information Block

SIB1

System Information Block type 1

SRS

Sounding Reference Signal

SSS

Secondary Synchronization Signal

TBS

Transport Block Size

TDD

Time Division Duplex

TDMA

Time Division Multiple Access

TDOA

Time Difference of Arrival

TPC

Transmit Power Control

TS

Technical Specification

TX

Transmit

Transmitter

UCI

Uplink Control Information

UE

User Equipment — the 3GPP name for the mobile terminal

UE-RS

UE-specific Reference Signal

UL

Uplink

UL-SCH

Uplink Shared Channel

UMTS

Universal Mobile Telecommunication System

UpPTS

Uplink Pilot Time Slot — the uplink part of the special subframe, for TDD operation

UTRA

Universal Terrestrial Radio Access

UTRAN

Universal Terrestrial Radio Access Network

WiMAX

Worldwide interoperability for Microwave Access

ZF

Zero Forcing

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