Jan 28, 2015
From Marconi to the Future NetworkDick Lynch
The Beginning…
t
January 18, 1903
Cape Cod, US
Cornwall, UK
April 15, 1912
RMS Titanic
The Capacity Challenge
Transmitter(noisy)
ChannelReceiver
X Y
Mobile Telephone Service MTS – 1946
• 3 channels• Voice only• Metro coverage with
one site
Improved Mobile Telephone ServiceIMTS - 1964
• 25 channels• Voice only• Direct-Dial Service• Metro coverage with
one/few sites
Advanced Mobile Phone Service“1G” - 1983
• 333 * 2 channels• Voice centric• Modems• Cell site coverage
“Cellular”
Meeting Demand for Capacity and Quality
–Marconi’s Law
–Shannon’s Theorem
The March of the “G”s
2G – 1991 2.5G – 1993
3G – 2001 4G – 2009
More Capacity + More Quality = BUT Not Enough
Spectrum-Expansion Relief
• More Spectrum Allocations
• White Space
A Big Step Toward Filling The Gap
BUT• Spot coverage
• Not integrated with Cellular
• Wi-Fi Pollution
The Future Landscape
LTE - AdvancedHETNET
Interop
LTE - Advanced
MIMO IP
VoLTE Carrier Aggregation
Heterogeneous Networks
Microcells
Macrocell coverage over area
Femtocell
LTE + WiFi Interop
Public Internet Private IP nets
EPC
BS
SCGWBS
BS
WiFi Cells
Fem
tocells
The Future Network
• Will do what every predecessor network has done = satisfy applications
BUT
• You will take the network and app with you.
CloudServices
Personalized Retail
Digital Health
Connected Car
Thank you
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