small cell mutation
TRANSCRIPT
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
3 Radisys Corporation Confidential
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…
4 Radisys Corporation Confidential
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
5 Radisys Corporation Confidential
Agenda
Challenges Future Requirements
- Multi-Mode - Spectrum - SON / IOT . . .
6 Radisys Corporation Confidential
Agenda
Requirements
- Multi-Mode - Spectrum - SON / IOT . . .
7 Radisys Corporation Confidential
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
8 Radisys Corporation Confidential
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
9 Radisys Corporation Confidential
Small Cell Sizing
Coverage
Cap
acit
y
Macrocell
Microcell /
Picocell
Greater
Femtocell
Femtocell
New Focus: Small Cells
10 Radisys Corporation Confidential
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?
11 Radisys Corporation Confidential
Agenda
Challenges
12 Radisys Corporation Confidential
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
13 Radisys Corporation Confidential
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
14 Radisys Corporation Confidential
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
+
15 Radisys Corporation Confidential
Agenda
Future
16 Radisys Corporation Confidential
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
17 Radisys Corporation Confidential
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
18 Radisys Corporation Confidential
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
19 Radisys Corporation Confidential
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
20 Radisys Corporation Confidential
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
21 Radisys Corporation Confidential
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