Small Cell Mutation

Small Cell Mutation

Addressing Disparate Operator Requirements for 3G to

LTE-Advanced Radio Access Networks

February 28, 2012

Todd Mersch, Director of Product Line Management

2 Radisys Corporation Confidential

At a Glance

Embedded Wireless Infrastructure Solutions

Embedded

Wireless

Infrastructure

Solutions

Protocol Software

Professional

Services

COTS Platforms Media Server

2

Worldwide Customer Base Single Solutions Source

http://radisysbrandguide.findsubstance.com/downloads/Trillium_Mark_Master.zip

http://www.samsung.com/us/index.html

http://www.comba-telecom.com/Default.aspx

http://www.nei.com/default.asp

http://www.lgericsson.com/gindex.laf

http://www.arkadin.com/


Recent News

Trillium TOTAL eNodeB

• Complete, Portable LTE Application SW

• Complements 3G Femtotality

Over 175 Wireless Customers!

• Radisys Enabling Mobile Worldwide

KT LTE Femtocell

• Radisys + Mindspeed + Juni

Ecosystem Extension

• Cavium, Freescale, LSI Mindspeed, Octasic…

New Products

• MPX1200, Network Appliance, Intel i7 ComE

Visit Us @ Hall 1 – 1F01 to Learn More

RAN – EPC – Policy – Media

175

& Counting…


Small Cell Solutions

LTE & 3G Macro & Small Cell SW RRM, SON, OA&M & Protocols

Silicon Ecosystem & Independence

COTS SEG Solution

Carrier-Grade Turnkey SEG

Flexible Deployment Options

Small Cell Gateways

ATCA Systems

Optimized Trillium SW

Complete Product Portfolio Customized, Optimized & Deployed with Radisys Services

+

Small Cell

IP

IP

Backhaul

Small Cell GW

Carrier

Wireless Core

Network SEG

http://brandguide.radisys.com/downloads/Trillium_Mark_Master.zip

http://brandguide.radisys.com/downloads/Trillium_Mark_Master.zip


Agenda

Challenges Future Requirements

- Multi-Mode - Spectrum - SON / IOT . . .


Agenda

Requirements

- Multi-Mode - Spectrum - SON / IOT . . .


The Small Cell Army is Coming

80% Operators See

Small Cells Driving Meaningful

Impact on Networks

The Time is Now

95% Seeing Small Cells

Within Two Years

For Full Report Go To

www.radisys.com


Femtocell Evolution to Small Cells

Extension of Femto

• Enterprise

• Public Access

Radio Interface Progress

• 2G / 2.G, 3G HSPA+, LTE

• Multi-Mode

Residential Femtocell (2006+ )

Age of Small Cells (2010 + )

Images Courtesy Femto Forum

Adaptive to Customizations;

Point Solutions Not Enough


Small Cell Sizing

Coverage

Cap

acit

y

Macrocell

Microcell /

Picocell

Greater

Femtocell

Femtocell

New Focus: Small Cells


Consolidated Air Interfaces Where, When & How to Multi-Mode

Core Network Multi-Mode

Small Cell

Small Cell Controller

3G Core

SEG HNB GW

Iuh

SEG TTG

EPC

Iu

S1

Gn’ / Wm

SEG HeNB GW

Wu

S1

Does Multi-Mode

Always Make Sense?

What Combination

for Which Scenarios?

Technical & Cost

Solutions?


Agenda

Challenges


Age of HetNets

Capacity

Dense Urban Urban Suburban Rural

Broadband Proliferation High Low

GSM / GPRS / EDGE Networks, 900MHz / 1800MHz

3G / HSPA+ Networks, 2.1GHz

Multi-Mode

(LTE-TDD

2.6GHz / 3G

2.1GHz)

LTE-TDD

Femto

2.6GHz LTE-TDD

Femto

2.6GHz

LTE-TDD /

Femto

2.6GHz

Coverage

Nationwide

Network

Demand-based

Capacity &

Coverage

LTE-FDD Networks, 700MHz


HetNet Considerations

Where

• Finding the “hot” areas

• Targeted deployment

What

• Hotspot vs. Hotzone

• Single – Dual – Multi Mode

How

• SON, Interference, IOT

• Logistics

Spot

Zone

SON

Logistics


Policy Enforcement solutions supporting Broadband

Traffic segregation, mobility across available networks

and aggregation to service provider

Bandwidth Management

Functions & Policy (in service provider network)

Context-Aware Policy

Enforcement

(Location, battery life, speed,

application requirements, cost, etc)

3G

WiFi

LTE

Bandwidth

Management

Client

Flow

Segregation

& Mobility

IP layer

Aggregation

& Protocol

QoS and

Analytics

Policy

Engine

Operator-Driven Access-Side BTM

IP Flow Segregation (different flows on different networks)

IP Flow Mobility (moving an IP flow across networks)

Bandwidth Aggregation across multiple networks

Policy Control

+



Agenda

Future


LTE-Advanced True 4G

LTE-A

LTE

HSPA+

WCDMA

EDGE

GPRS

GSM

2G 2.5G 3G / IMT-2000 3.5G 4G IMT-Advanced

3GPP Standards Progression LTE-Advanced Brings:

Carrier Aggregation

Relay

Enhanced MIMO (8x8)

SON / eICIC

CoMP

Cell Edge Performance

Peak 1Gbps Throughput


Relay Node

LTE Relay Node (RN)

• Over-the-air (OTA) backhaul

• Coverage

• Cell-edge throughput

Macro

‘Donor eNB’ Relay (RN)

Wired Backhaul

Dense Urban Metro-Femto with

OTA backhaul


Carrier Aggregation

Aggregate multiple carriers

Contiguous & non-contiguous

Transmission BW up to 100MHz

Peak data rate 1Gbps

Primary & Secondary Cells

3G

5MHz LTE

20MHz

LTE-A

20MHz

LTE-A

20MHz …

Small Cells serving as

Secondary Cells for CA


SON & eICIC

SON Enhancements

• Inter-RAT Loading

• Mobility Robustness

• Cross-Cell RLF Indication

eICIC

• Almost Blank Subframe (ABS)

• Resource Restriction

Standardized Features Supporting

Optimized Small Cell Deployment


LIPA Standards Progression

eNB

MME / S-GW MME / S-GW

eNB

eNB

S1

S1

S1

S1

X2

X2

X2

E-UTRAN

HeNB HeNB

HeNB GW

S1 S1

S1 S

1

HeNB

S1S1 S5

MME / S-GW

S1

New Function: L-GW

Standardized LIPA

Enterprise / Residential

HeNB

LGW

SEG

HeNB

GW EPC

LAN

S1

MME

S1- U

S5

SGi


30 LTE, 33 Femto

Wins!

Embedded

Wireless

Infrastructure

Solutions

Summary

Next Generation RAN = HetNet • Multi-mode providing flexibility

• Small Cells for capacity & coverage

Challenges & Opportunities • HetNets beget complexity

• Delivering value beyond the 3Cs

Up Next: LTE-Advanced • CA & Relay leveraging Small Cells

• Standards delivering needed features


Business

Small Cell Mutation