Network slicing: A key technology for 5G and its impact on mobile virtual network operators (MVNO)
1. Network slicing: A key technology for 5G and
its impact on mobile virtual network operators
Athanasios Lioumpas, Ph.D.
C y t a H e l l a s , R & D d e p a r t m e n t
T h e s s a l o n i k i , G r e e c e 2 0 1 7
2. contents
mobile virtual network operators (MVNO) ecosystem
challenges for MVNOs in legacy network architectures
network slicing: a 5G key element
network slicing impact on MVNOs
conclusions
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3. MVNO ecosystem
MNO
radio spectrum
core network elements
e . g . , H L R , G M S C , G G S N
retail elements
e . g . , b i l l i n g , c u st o m e r c a r e
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9. MVNO ecosystem1
Global MVNO market size, by region, 2012 - 2022 (USD Billion)
*https://www.gminsights.com
MVNO market size increases
High variations of MVNO
subscriptions over time
MVNO subscriptions (% of total)
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10. MVNO ecosystem1
Global MVNO market size, by region, 2012 - 2022 (USD Billion)
*https://www.gminsights.com
MVNO market size increases
High variations of MVNO
subscriptions over time
Many “casualties” !!!
( e n d o f b u s i n e s s
w i t h i n m o n t h s f ro m l a u n c h )
MVNO subscriptions (% of total)
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11. challenges for MVNOs in legacy network architectures2
low profit margins
for MVNOMNO
P ro f i t
m a rg i n s
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12. challenges for MVNOs in legacy network architectures2
low profit margins
for MVNOMNO
P ro f i t
m a rg i n s
initial contract
with MNO
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13. challenges for MVNOs in legacy network architectures2
low profit margins
for MVNOMNO
P ro f i t
m a rg i n s
initial contract
with MNO
ability to be
served by
multiple MNOs
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14. challenges for MVNOs in legacy network architectures2
low profit margins
for MVNOMNO
P ro f i t
m a rg i n s
initial contract
with MNO
ability to be
served by
multiple MNOs
optimization of
wholesale/retail
profits
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3
4
5
15. challenges for MVNOs in legacy network architectures2
initial contract with MNO
deep knowledge of the market and the
competition
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16. challenges for MVNOs in legacy network architectures2
initial contract with MNO
deep knowledge of the market and the
competition
realistic network/subscribers dimensioning
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3
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5
17. challenges for MVNOs in legacy network architectures2
initial contract with MNO
negotiation of wholesale prices
deep knowledge of the market and the
competition
realistic network/subscribers dimensioning
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3
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5
18. challenges for MVNOs in legacy network architectures2
initial contract with MNO
negotiation of wholesale prices
deep knowledge of the market and the
competition
realistic network/subscribers dimensioning
avoid getting blocked from services, e.g., 4G
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19. challenges for MVNOs in legacy network architectures2
ability to be served by multiple MNOs
MNO #2
MNO #3
MNO #1
MNO #N
...
redundancy
flexibility
power to negotiate
wholesale prices
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MVNO
20. challenges for MVNOs in legacy network architectures2
optimization of wholesale/retail profits
MNO #2
MNO #3
MNO #1
MNO #N
U s e r
p r o f i l e s
M N O
w h o l e s a l e p r i c e s
Really hard
with legacy
technology
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23. network slicing: a 5G key element3
E2E Optimization Access
Network
Core
Network
Services/Applications
Enhance the network slicing
concept
UE based slicing (e.g., VIP users)
Service based slicing (e.g., video stream, smart home)
Inter-slice resource allocation
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24. network slicing: a 5G key element3
E2E Optimization Access
Network
Core
Network
Services/Applications
Enhance the network slicing
concept
UE based slicing (e.g., VIP users)
Service based slicing (e.g., video stream, smart home)
Inter-slice resource allocation
RRH
RAN slicing
UE Service
UE
UE
UE Service
MME
SGW-
Control
PGW-
Control
PGW-Data
PGW-
Control
PGW-
Control
MME+SGW-Control
SGW/PGW-Data
Core Slice#1
Core Slice#2
Core Slice#3
MME
SGW-
Control
SGW-Data
*Mobile-cord project
Core slicing
Inter-sliceresourceallocation
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25. network slicing impact on MVNOs4
optimization of wholesale/retail profits
Core network
in a box
core network evolution
network functions virtualization
all IP networks
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26. network slicing impact on MVNOs4
optimization of wholesale/retail profits legacy networks are
monolithic in terms of
QoS differentiation
Core
netwo
rk
QoS
legacy network
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27. network slicing impact on MVNOs4
optimization of wholesale/retail profits network slicing
enables a fully
dynamic way of
network resource
allocation
Core
QoS
QoS
QoS
QoS
QoS
QoS
QoS
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Network slicing
28. network slicing impact on MVNOs4
Core
QoS
QoS
QoS
QoS
QoS
QoS
QoS
optimization of wholesale/retail profits
user profiles ser vices/apps network selection
Network slicing
and NFV are the
enablers for a
modular dynamic
network
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multi-operator network slicing
29. conclusions5
Athanasios Lioumpas, Ph.D.
C y ta H e l l a s , R & D d e p a r t m e n t
ath an asios.liou mp as@h q .c y ta. g r
5G technologies will:
• improve user QoS experience
• help telcos to maximize revenue
• boost the creation of new business models
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