LTE Basic Parameters - LTE

What is LTE Basic Parameters?

This section will summarize the Basic parameters of the LTE:

Parameters

Description

Frequency range

UMTS FDD bands and TDD bands defined in 36.101(v860) Table 5.5.1, given below

Duplexing

FDD, TDD, half-duplex FDD

Channel coding

Turbo code

Mobility

350 km/h

Channel Bandwidth (MHz)

  • 1.4
  • 3
  • 5
  • 10
  • 15
  • 20

Transmission Bandwidth Configuration NRB : (1 resource block = 180kHz in 1ms TTI )

  • 6
  • 15
  • 25
  • 50
  • 75
  • 100

Modulation Schemes

UL: QPSK, 16QAM, 64QAM(optional)


DL: QPSK, 16QAM, 64QAM

Multiple Access Schemes

UL: SC-FDMA (Single Carrier Frequency Division Multiple Access) supports 50Mbps+ (20MHz spectrum)


DL: OFDM (Orthogonal Frequency Division Multiple Access) supports 100Mbps+ (20MHz spectrum)

Multi-Antenna Technology

UL: Multi-user collaborative MIMO


DL: TxAA, spatial multiplexing, CDD ,max 4x4 array

Peak data rate in LTE

UL: 75Mbps(20MHz bandwidth)


DL: 150Mbps(UE Category 4, 2x2 MIMO, 20MHz bandwidth)


DL: 300Mbps(UE category 5, 4x4 MIMO, 20MHz bandwidth)

MIMO

(Multiple Input Multiple Output)

UL: 1 x 2, 1 x 4


DL: 2 x 2, 4 x 2, 4 x 4

Coverage

5 - 100km with slight degradation after 30km

QoS

E2E QOS allowing prioritization of different class of service

Latency

End-user latency < 10mS

E-UTRA Operating Bands

Following is the table for E-UTRA operating bands taken from LTE Sepecification 36.101(v860) Table 5.5.1:

 LTE Basic Parameters

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