from marconi to the future network
DESCRIPTION
Wireless networks from the beginning have been designed and implemented to satisfy applications. This talk gives the audience an evolutionary view of the challenges, capabilities, and opportunities of networks past, present, and future.TRANSCRIPT
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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