Mr. Vikesh Sharma, CTO, NSN

Vikesh Sharma
With over 14 years of professional experience in technology, presales and business
management positions, Vikesh has in-depth understanding of the Indian
telecommunication market. He is part of Nokia Solutions & Network’s since 2005 where
he has handled various roles in Product Management, Solution Sales management,
product Marketing & technology strategy.
In his present role, he is part of NSN’s Head of Technology organization where he is
handling various technology topics like LTE & LTE-A, spectrum for mobile broadband,
security, Standardization, and other 3GPP related topics and is a key interface towards
operators & Indian regulatory environment.
Spectrum for 1000 times more capacity
©2013 Nokia Solutions and Networks. All rights reserved.
After 2020 Mobile Networks needs to be ready to cope with
the 1000x data challenge
Realistic traffic increase modeling (M2M/IoT traffic not considered)
Assumptions
Traffic
volume per
subscriber
+50% per year
10,000
1,000
1000x
+25% per year
100
2
Total
subscriber
base
+10% per year
Mobile
broadband
penetration
reaching
100% by 2020
10
2010
2011
2012
2013
2014
2015
2016
2017
2018
2019
2020
2021
2022
2023
2024
2025
2026
2027
2028
2029
2030
1
©2013 Nokia Solutions and Networks. All rights reserved.
Paving the way to support up to…
Massive MIMO
Carrier
Aggregation
Advanced
macros
Smart
Scheduler
New bands
HetNet
management
eCoMP
ASA
Flexible
small cells
… times more capacity
3
©2013 Nokia Solutions and Networks. All rights reserved.
Managing inter-cell interference
Efficiency
10x
4
©2013 Nokia Solutions and Networks. All rights reserved.
Spectrum below 6 GHz for Mobile Broadband
Carrier aggregation
Dynamic combination of
fragmented spectrum
Carrier
Aggregation
New bands
New harmonized
spectrum for IMT (WRC
2015)
e.g. 700 MHz Band in Europe
30 MHz
DL
30 MHz UL
694 MHz
790 MHz
ASA
ASA Unlicensed
5
©2013 Nokia Solutions and Networks. All rights reserved.
3.8 GHz
3.6 GHz
2.6 GHz
Licensed
2.4 GHz
2.3 GHz
Unlock more spectrum by
Authorized Shared Access
with predictable QoS
2.1 GHz
Licensed
ASA
Spectrum harmonization is key
Current LTE Ecosystem
1. 700MHz (B13)
2. 2600 (B7), 1800 (B3)
5. TD-LTE (B41)
3. 2100MHz (B1)
TD-LTE(B41)
(B41)
2.5.TD-LTE
4. 850 (B5)
6. TD-LTE (B40)
-
2. 2600 (B7), 1800 (B3)
6
© Nokia Siemens Networks
Close-to-Global harmonization potential for APT 700 Band
ITU Region 2
ITU Region 3
ITU Region 1
CEPT
ASMG
CITEL
ATU
APT
US Band Plan
Band 28 decision / preference
Band 28 possible
7
APT: Asia Pacific Telecommunity
ASMG: Arab Spectrum Management Group
ATU: African Telecommunications Union
CEPT: Conférence Européenne des Administrations
des Postes et des Télécommunications
CITEL: Comisión Interamericana de Telecomunicaciones
©2013 Nokia Solutions and Networks. All rights reserved.
Spectrum harmonization: A time consuming process
Time to achieve spectrum harmonization is about several
years from start to commercial volumes
Standardize
Allocate
Regional regulatory bodies: WPC, TRAI,
ACMA, MCMC etc.
Commercialize
Network Equipment vendors, Chipset
vendors, Device manufacturers:
8
Deploy
Operators/service providers
©2013 Nokia Solutions and Networks. All rights reserved.
New Spectrum > 6GHz
Spectrum Availability
Basic Link budget / Cell size
LOS/NLOS
Single Antennas
(or low efficiency)
9
LOS+reflections
?
Multi Antenna
Technology
(High Rank)
Carrier Frequency
Multi Antenna
Technology
(Low Rank)
©2013 Nokia Solutions and Networks. All rights reserved.
Thanks for your attention!
Push the
efficiency
of HSPA and
LTE to their
limits
10
Identify more
spectrum
between 450 3600 MHz for
LTE macros
Add outdoor
& indoor small
cells for more
coverage and
capacity
©2013 Nokia Solutions and Networks. All rights reserved.
©2013 Nokia Solutions and Networks. All rights reserved.