Joe Dechant, Roaming Product...
Transcript of Joe Dechant, Roaming Product...
CDMA ↔ LTE Roaming
Joe Dechant, Roaming Product Management
Handset Limitations: Being Removed
Today: No LTE Roaming• CDMA + GSM/UMTS
Tomorrow: LTE Roaming• CDMA + GSM/UMTS
with LTE f1
• Single LTE Bandwith LTE f1 – f6
• Multi-Band LTE
5 band LTE2-band 3G CDMA / EV-DO4-band 3G UMTS / HSPA+4-band 2G GSM / EDGE
5-band LTE 3-band 3G CDMA / EV-DO4-band 3G UMTS / HSPA+4-band 2G GSM / EDGE
Global Reach: Three LTE iPhonesA1429 (CDMA) A1429 (GSM)A1428
AT&T VZW & SprintAsia, MEA & Europe
Asia, MEA & Europe
GSM/EDGE
CDMA2000 1X/1X Adv./EV-DO Rev. A/B 800, 1900, 2100 MHz
GSM/EDGE GSM/EDGEGSM/EDGE 850, 900, 1800, 1900 MHz
UMTS/HSPA+/DC-HSDPA 850, 900, 1900, 2100 MHz
LTE
GSM/EDGE 850, 900, 1800, 1900 MHz
UMTS/HSPA+/DC-HSDPA 850, 900, 1900, 2100 MHz
LTE
GSM/EDGE850, 900, 1800, 1900 MHz
UMTS/HSPA+/DC-HSDPA 850, 900, 1900, 2100 MHz
LTELTEBands 2, 4, 5 and 17
LTE Bands 1, 3, 5, 13 and 25
LTE Bands 1, 3 and 5 (13 & 25 unused)
Note: Enabled up to five LTE band classes for the existing base of large LTE operatorsEuropean 800 MHz and 2600 MHz bands are not supported yet
Preferred LTE Bands for Global Roaming
North America
Latin America
Europe APAC
1
3 3 3
4 4
55
7 7 7
12 (includes BC 17) 12
13
14
2020
25 (includes BC 2)
26 (includes BC 5)
APT APT APTAPT APT APT
Network Roaming Solution: Defined & Available0) Starting Point
AAA
CDMA:HRPD
MSC
PDSN HAPDSN FA
MSC
RNC CD
EV-DOBTS
DM
A RA
N
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HRPD
LTE Out-Roaming: LTE Core connects to PartnersEvolved HRPD (eHRPD)1) Add Packet Core
AAA HSS
LTECDMA:HRPD
Evolv
MMEMSCved P
acke LTE Out‐roaming
PDSN HA P GW
MME
PDSN FA S GW
MSC et Core
HSGWHRPD Serving Gateway
RNC CD
HRPD Serving Gateway
EV-DOBTS
DM
A RA
NHRPD HRPD and LTE
LTE Out‐roaming
LTE Out-Roaming and In-RoamingEvolved HRPD (eHRPD)2) Add LTE RAN
AAA HSS
CDMA:HRPD
Evolv
LTE
MMEMSCved P
acke LTE‐LTE Roaming
PDSN HA P GW
MME
PDSN FA S GW
MSC et Core
HSGWHRPD Serving Gateway
RNC CD
HRPD Serving Gateway
eNode B LT
EV-DOBTS
DM
A RA
N
TE R
AN
HRPD HRPD and LTELTE‐LTE Roaming
Inter-carrier services
1) IPXTransit
2) Diameter Routing
3) Inter-Carrier Billing
4) Roaming reporting
ECDMA + LTELTE roaming partners
HSS
P GW
MME
volved Packet C
ore
HSS
P GW
MME
Evolved Packet Co
DRA
AAA HSS
MMEMSC
Evolved P
acket C
HSS
MME
Evolved Packet C
S GW
e
eNode B LTE RAN
P GWS GW
ore
eNode B LTE R
IPXRNC
PDSN HA P GWPDSN FA S GW
Core
CD
M
eNode B LTE
P GWS GW
Core
eNode B LTE
ETHERNET ETHERNET
NRA
N
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EV-DOBTS
MA R
AN
RAN
E R
AN
Outlook
• NO LTE-LTE Roaming to date• NO CDMA-LTE Roaming to date
… but everything is now available
• Start planning now for… 2013 Roaming Trials & Implementations
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