Lte overview

4/221 09 - FGB 101 469 Uen Rev A Commercial in confidence 2009-03-021

Thomas Norén Head of Product Line LTEEricsson AB

LTE OverviewMWC 2009


LTE – superior user experience with simplified technology

Topics

First commercial roll-outs 2009 globally

Ericsson – technology leading industry driver





Topics




0

500

1000

1500

2000

2500

3000

3500

2007 2008 2009 2010 2011 2012 2013 2014

Subs

crip

tions

(mill

ion)

Fixed Mobile

~80% will beof Mobile Broadband enabled by HSPA/LTE

LTE driven by mobile broadband

80% of Broadband subscribers are mobile in 2014

Mobile Broadband includes: CDMA2000 EV-DO, HSPA, LTE, Mobile WiMAX, TD-SCDMAFixed broadband includes: DSL, FTTx, Cable modem, Enterprise leased lines and Wireless Broadband Source: Ericsson Q4 2008


~2014

~1000 Mbps

Operator dependent

Operator dependent

Excellent user and network experience

TechnologyMobile Broadband speed evolution

HSPA+

LTE

LTE

2010

~150 Mbps

10-100 Mbps

5-50 Mbps

2009

42 Mbps

1-10 Mbps

0.5-4.5 Mbps

Market impact

Peak rate

Typical user rate downlink

Typical user rate uplink


LTE Simulation of Urban networkSelective background data to technology simulation

UMTS/GSM site grid528 sectors

Actual site data used400 -500 m intersitedistance6.4 ° av. antenna tilt28.2 m av. antenna height

High resolution maps3D building data5x5 bin grid

City populationTotal 1.7MDensity in area:3000 people/km2

Mobile broadbandTraffic

5 or 10 GByteper month/user3h busy hour usage per day


9% penetration

95 Mbps average rate

Note Peak rate of 140is with max overhead (control blocks)

0

0-7

7-28

28-56

56-98

98-140

LTE Simulation – Urban NetworkAverage achievable bitrate [Mbps]


95 Mbps

Downlink average bitrates2.6 GHz with 20MHz BW, 2x2 MIMO, 2 x 20W, pc cards

45 Mbps

9% 43%


Field Results Validating PerformancePeak rates validated

– 2*2 MIMO and 4*4 MIMOMulti-user performance

– 8 simultaneous users per eNBLoad in multi site networks

– Average throughput verified in field under 100 % load in surrounding eNBs

Handover– Same throughput before and

afterLatency

– Air interface latency as expected

Multiple frequencies– 2.1 GHz, AWS and 2.6 GHz


Key LTE radio access features

LTE radio access– Downlink: OFDM– Uplink: SC-FDMA

Advanced antenna solutions– Diversity– Beam-forming– Multi-layer transmission (MIMO)

Spectrum flexibility– Flexible bandwidth– New and existing bands– Duplex flexibility: FDD and TDD

20 MHz1.4 MHz

SC-FDMA

OFDMA

TX TX


Reduced Total Cost of Ownership

Self Organizing Networks

“Wider pipe”advantage

All-IP architecture



Topics




LTE is the Global standard for Next Generation – FDD and TDD

CDMA Track (3GPP2)

GSM Track (3GPP)

2001 2005 2008 2010

LTEFDD and TDD

GSM WCDMA HSPA

TD-SCDMA

CDMA One EVDO Rev A

Mobile System EvolutionGlobal Support


LTE

2004 2005 2006 2007 2008

Technical studiesSpecifications

L1

L2

L3

Perf requirements

UE conf test specs

January 2008, Rel-8 specifications approved December 2008, Rel-8 specification frozen

March 2009, ASN.1 code ready and backwards compatibility secured

LTE Standardization timeline


TDDBand “Identifier” Frequencies (MHz)

33,34 TDD 2000 1900-19202010-2025

35,36 TDD 1900 1850-19101930-1990

37 PCS Center Gap (1915) 1910-1930

38 IMT Extension Center Gap

2570-2620

39 China TDD 1880-1920

40 2.3 TDD 2300-2400

Additional (FDD&TDD)3.5 GHz 3400-3600

3.7 GHz 3600-3800

Current 3GPP bandsFDD

Band “Identifier” Frequencies (MHz)

1 IMT Core Band 1920-1980/2110-2170

2 PCS 1900 1850-1910/1930-1990

3 GSM 1800 1710-1785/1805-1880

4 AWS (US & other) 1710-1755/2110-2155

5 850 824-849/869-894

6 850 (Japan) 830-840/875-885

7 IMT Extension 2500-2570/2620-2690

8 GSM 900 880-915/925-960

9 1700 (Japan) 1750-1785/1845-1880

10 3G Americas 1710-1770/2110-2170

11 UMTS1500 1428-1453/1476-1501

12, US 700 698-716/728-746

13, 776-788/746-758

14 788-798/758-768

17 704-716/734-746

LTE deployed in new and existing bands

1880-1920China TDD 39

2570-2620IMT Extension Center Gap

38

2.3 TDD

PCS Center Gap

TDD 1900

TDD 2000

“Identifier”

TDD

2300-240040

(1915) 1910-193037

1850-19101930-1990

35,36

1900-19202010-2025

33,34

Frequencies (MHz)Band

3400-36003.5 GHz

3.7 GHz

Additional (FDD&TDD)

3600-3800

704-716/734-74617

788-798/758-76814

776-788/746-75813,

1428-1453/1476-1501UMTS150011

1710-1770/2110-21703G Americas10

1750-1785/1845-18801700 (Japan) 9

US 700

GSM 900

IMT Extension

850 (Japan)

850

AWS (US & other)

GSM 1800

PCS 1900

IMT Core Band

“Identifier”

FDD

698-716/728-74612,

880-915/925-9608

2500-2570/2620-26907

830-840/875-8856

824-849/869-8945

1710-1755/2110-21554

1710-1785/1805-18803

1850-1910/1930-19902

1920-1980/2110-21701

Frequencies (MHz)Band

– early LTE


LTE Device Introduction


TD LTE Device IntroductionTD LTE Device Introduction

Multimode TDD/FDD device platforms are planned from several top tier vendors


Faster take-up each time

Mobile generations

Subscription forecast

0.001

0.01

0.1

1

10

100

1,000

10,000

1311090705030199979593918987858381

Mill

ions

GSM

WCDMA

LTE

Analog



Topics




Ericsson LTE SAE Achievements

144 Mbps

FDD and TDD on same base station platform

Selected by NTT DoCoMoEnd-to-end call on handheld devices

Multi-site, multi handhelddevices with mobility

Demonstrations around the world

Start of device interoperability testing

Selected by Verizon Wireless

Selected by Telia Sonera


LTE RAN roadmap overview

Higher data rates andhandheld terminal

Telephony service support

Quad antenna support

QoS – Service protection and user priority

IRAT Handover (WCDMA & GSM)

Q1 Q2 Q3 Q4Q1 Q2 Q3 Q4 Q1 Q2 Q3 Q4

2009 2010 2011

L10A

LTE RAN L10A LTE RAN L10B LTE RAN L11A LTE RAN FutureLTE Advanced

LTE Advanced features

Network capacity optimizations

Linear TV, mass market support (eMBMS)

L11AL10B

Mobile broadband

High data rates with 64 QAM and MIMO 2x2

Intra LTE mobility

QoS – bearer separation

Extensive O&M

Automated Neighbor Relation (ANR)

IRAT Session continuity

L12AL11B

Broadband access

TDD support

Transport network security integrated in eNodeB

Fixed wireless access (bit rate shaping)

QoS – GBR and shaping per user

OPEX reducing enhancements

IRAT Handover (CDMA-eHRPD)

IRAT Session continuity (TD-SCDMA)


100 MHz BW

8x MIMO

20+20 MHz

64 QAM UL

MU-MIMO (DL)

4xMIMO

MU-MIMO (UL)

OFDM

64/16 QAM DL/UL

2x MIMO

LTE brings excellent user and network experience

Capacity and Performance roadmap

20+20 MHz BW

64 QAM UL

MU-MIMO (DL)

4xMIMO

MU-MIMO (UL)

OFDM

64/16 QAM DL/UL

2x MIMO

4x MIMO

MU-MIMO (UL)

OFDM

64/16 QAM DL/UL

2x MIMO

OFDM

64/16 QAM DL/UL

2x MIMO

300 Mbps75 Mbps

150 Mbps50 Mbps

600 Mbps150 Mbps

1000 Mbps500 Mbps

Terminalcapabilites


Seamless user experience

Easy evolution

Alignment to the LTE Ecosystem

Mobility and Co-existence

LTE

WCDMA

CDMA

GSMWCDMA


Diffentiated Service to End Users

Legacy: Traffic Differentiation split into Packet Switched and Circuit Switched

LTE: Traffic Differentiation in Packet Switched

– Up to 8 simultaneous bearers per user with different QoS classes

– Optimized in advanced scheduler implementations

– Managed and monitored by operator

Circuit Domain

Packet Domain

2G/3G RAN2G/3G RAN

Voice

Internet Access

CS Bearer

PS Bearer

Packet Domain

LTE RAN

Voice or TV

Internet AccessPS Bearers

Packet Domain

LTE RAN

Voice or TV

Internet AccessPS Bearers


Full commitment to FDD and TDD modes of LTE

First commercial release

supporting both LTE FDD & TDD

LTE TDD IoDT

LTE TDD field trials

LTE TDD in LSTI.Spectral efficiency

exceeds 3GPP targets

World’s first live Demo of

LTE TDD

LTE FDD & TDD standard aligned

Unified HW and SW for FDD and TDD


RBS 6201Indoor eNodeB

Minimal Footprint–400x600 mm (16x24 in)

Reduced Height–1435 mm (57 in)

Central Redundant Fans12 Radio Units6 sectors with 2x2 MIMO

or 3 sectors dual band and 2x2 MIMO

Weight: 170 kg (375 lbs)-5 to 50 ºC (23 to 122 ºF)-48 or -60 or +24 VDC 100-250 VACSupports Battery ChargingSpace for TN Equip.


High capacity & integrated RBS

143.5cm

Cooling

Site Power

Transmission Module

Radio UnitsGSM/WCDMA/LTE


Digital Unit for LTE (DUL)

Prepared for high peak rates2x2 MIMO64QAM DL & UL

Prepared for the futureSupports for LTE System Architecture EvolutionSupports for multiple digital units & redundancyMultistandard readyMain unit

CapacityUp to 1000 usersUp to 173Mbps throughput DLUp to 56Mbps throughput UL

IP transmission capabilityAll IP architecture with full non-blocking connectivity100/1000BASE-TSFP slot for 1000BASE-X


Multistandard Radio Unit (RUS)

Multistandard support– GSM, WCDMA and LTE– HW supports for two technologies

simultaneously

Extremely compactOutput power @ ARP

– 60W

Output power and carrier flexibility

– HW activation licenses

20MHz Instant BandwidthBuilt in ASC/TMA supportBuilt in VSWR antenna supervision


Smart Simplicity from the StartSelf-Organizing Network - SON

Self-Configuration

Self-Optimization

Self-Healing

Plan

Deploy

MaintainOptimize


LTE RAN OSS

Transport

Complete system offering

EPC

Aligned functionality

Testing in operatorenvironment

IoDT program withchipsets & terminals


Ericsson - Trusted LTE Partner

Innovative Technology Leader at forefront in the industry Easy evolution Delivering complete end to end solutions


LTE/SAE Trial Container Q3 2009

RBS6201

Bill of Material• 1 x Core Network• 1 x Service Network• 1 x OSS • 2 x eNodeB (3 sector)• 6 x Antenna• 5 x Portable Terminal TrainingRemote support to MU

IMS

OSS +M-PBN

MME +CGW

Lte overview

Mobile

Transcript of Lte overview