Mobile Data Demand is Skyrocketing

FuturePresentPast

30 MB/Mo. 1 GB/Mo. 10+ GB/Mo.

Source: Chetan Sharma Consulting

The Capacity Crunch…Customers Angered as iPhones Overload AT&TSeptember 2, 2009

Mobile Broadband Laptop and Netbook Users to Consume 1.3 Exabytes of Video per Month Worldwide by 2017September 3, 2009

Feds Say There’s Not Enough Spectrum For Future Smartphone DemandsSeptember 2, 2009

3G Traffic in Mature Markets to Increase 20 Fold by End of 2014September 1, 2009

Wireless Service Costs Too Much, and All But the Carriers AgreeAugust 21, 2009

WiFi Offload is Not the Solution

The Capacity Crunch…

Limited range, not wide area

Inconsistent customer experience

Expensive for frequent use

Limited security

No dedicated spectrum (interference)

Wi-Fi: Issues with Quality, Capacity and Coverage

Wireless access, not true mobility

VoIP impacts performance

Constantly aging infrastructure

Long refresh cycles (devices, solution)

Poor infrastructural economies of scale

WiFi Voice Quality Degrades even at 30m distance after 6 pair (12calls)

Cisco 802.11n- Single Pair VoIP (PESQ) vs.Number of Data Traffic MS -

1

1.5

2

2.5

3

3.5

0 1 5 10 15 20 25 30 35 40Number of MS with Data traffic

PES

Q 1m10m20m

WiFi VoIP Quality starts to degrade with 10 other data traffic at 20m

Augmenting WiFi with 4G

The Capacity Crunch…

Wide area coverage

Quality of Service

Scalable

Embedded Security

Private spectrum

4G: Guaranteed Quality, More Capacity and better Coverage

True mobility in-building, off-campus

Performs well with VoIP application

Newest distributed Rf solutions

Potentially large device ecosystem

Carrier level economies of scale