Download - Day 1-t6-1710 ran-avital-20120523
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The Backhaul Perspective
May 23, 2012
Mobile Data Explosion
Ran Avital, VP Strategic Marketing
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Proprietary and Confidential
The #1 Wireless Backhaul Specialist
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> 500,000 Radios since
2004
US $445M In 2011
Field-Proven Experience
1200 Professionals
Innovation Commitment Experience
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Access Backbone Aggregation
Short Haul
100Mb/s-1Gb/s
Long Haul
> 1Gb/s Short Haul
100Mb/s-1Gb/s
Small Cells
100Mb/s-1Gb/s
Complete Set of Wireless Backhaul Solutions
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Backhaul Match–Up
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What is changing in the
journey from 2G to 4G?
For Base Stations For End Users
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Backhaul Match–Up
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For Base Stations For End Users
At the service level
At the location level
At the capacity level
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Service
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OTA App Store Download Limit at 50 MB
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Wednesday March 7, 2012
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Service Evolution Impact
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Operator Walled
Garden OTT
Slightly
more Many more
End User
initiative Offload
Another
spectrum
“Right number”
Value Chain
# of Access Points
Wi-Fi
Voice Data Mobile Broadband
Symmetric
By definition
Shift to
Asymmetric
Mainly
Asymmetric Traffic
Patterns
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Video, software updates and app stores
Repetition with locality and time of day patterns
Aggregation Core 2nd Mile 1st Mile
Base Station
Access Aggregation Core
Optimization function
Caching
Answering OTT, OTA, etc.
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• Over the Top (OTT)
• Over the Air (OTA)
• Ignoring IPsec for a sec
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Wi-Fi Offload – The Backhaul Equivalent
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Capacity as function of modulation
Tra
nsm
it O
utp
ut
Po
wer
as
fun
cti
on
of
mo
du
lati
on
Virtual Links
Capacity as a function of availability
0
50
100
150
200
250
Availability Capacity Adaptive - Both
99%
99.99%
99.999%
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From Mobile Voice to Mobile Broadband
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Location (Deployment Scenarios)
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Where Would You Want Your Mobile Broadband?
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but it is not always available
it can be costly
or too time consuming to deploy
Fiber can do the job, where possible.
Dense
Did someone say
small cells and didn’t
get any backhaul?
Urban
More Capacity.
Much More
Rural
Making Broadband
Accessible
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For Leisure or Work, We Expect Coverage Everywhere!
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Making Broadband Accessible
To make it available and affordable you will need
• An efficient capacity coverage with the right access spectrum
• A cost effective wireless backhaul solution
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Urban Style: Aggregation Networks
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Access Aggregation Core
More Capacity. Much More
• Aggregation level is where things don’t add up
• Small cell planners look at the macro cells for aggregation
• But also more availability and operational efficiency
Cell Sites Pre - Aggregation Aggregation
Multi-Carrier
Cell Site
Router
Cell Site
Router
IP-10C
IP-10C
IP-10C
IP/MPLS Fiber / Microwave
Router
PE
Router
z
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Dense Urban: How to Do Small-Cell Backhaul?
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Macro Cell (Multi Tech Node)
<6GHz (PtP)
60GHz (PtP)
Broadband, Everywhere
• Down to street level, up in number of access points
• What would you be willing to spend on a small cell?
• What would you be willing to spend on small cell backhaul?
Typical Small Cell Location
Macro
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Capacity
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Capacity Demands 2012 - 2018
Tail Aggregation
Downlink: 135Mbps peak, 86Mbps busy time mean
Uplink: 51Mbps peak, 89Mbps busy time mean
Available channel
bandwidth
135 Mbps
1 Gbps
1.5 Gbps
10Gbps
Dimensioning guidelines (Max {peak, N x busy time mean})
Considering extreme
scenario (N ≤ 20)
2012
LTE
2018*
LTE-A 2012
LTE
2018*
LTE-A
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TriCells (Macro sites)
* LTE-A numbers
LTE is already here – demands are knonwn, LTE-A numbers are more speculative
Available channel
bandwidth
Maintaining LTE’s
tail % agg’
Practical View 300Mbps
Practical View 3 – 4Gbps
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Use More Spectrum Efficiently
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More channel bandwidth and channel bonding
250 MHz in E-Band
250
28MHz
28 56MHz
56 N x 28MHz bonded
28 28 28 … 112MHz
112
New Spectrum:
• 26, 28, 31, 42 GHz
• 70-80 GHz
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Increasing Capacity in a Wireless Environment
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Why You Need Header Compression
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Is it just me or, am I surrounded by headers
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Tip: Get Rid of Repetitive Information
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Takeaways: Match-Up the Backhaul Side
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3 simple steps for successful LTE(-A) Backhaul deployment
Squeeze
maximum
capacity from
available
spectrum
3
Satisfy capacity
needs @budget
Develop efficient
deployment
scenarios
2
Achieve capacity
coverage
Adapt the
backhaul to
changing service
patterns
1
Maximize return
on investment
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is a Partner of
Thank You
SEE YOU AT 4th NGMN Industry
Conference & Exhibition in
San Francisco, 13-15th June, 2012