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Mobility Mobility SolutionsSolutions
Where To Next With CDMA450? Where To Next With CDMA450?
450MHz Digitalisation Conference450MHz Digitalisation Conference
Nikolai PoliakovNikolai PoliakovCDMA450 Team LeaderCDMA450 Team LeaderApplications EngineeringApplications Engineering+1 630 713 4999+1 630 713 [email protected]@lucent.com
AgendaAgenda
• CDMA standards evolution CDMA standards evolution
- EV-DV Rev C and Rev D- EV-DV Rev C and Rev D
- EV-DO Rev A- EV-DO Rev A
• EV-DO Rev A vs. EV-DV Rev D EV-DO Rev A vs. EV-DV Rev D performance comparison performance comparison
• VoIP deploymentVoIP deployment
CDMA2000CDMA2000®® Standards EvolutionStandards Evolution
Published
February 04
IS-856 Rev 0 IS-856 Rev 0 (HRPD EV-DO)(HRPD EV-DO)
IS-856 Rev AIS-856 Rev A(HRPD, (HRPD,
EV-DO Rev A) EV-DO Rev A)
IS-2000 IS-2000 Rev ARev A
IS-2000 Rev D IS-2000 Rev D (1xEV-DV) (1xEV-DV)
IS-2000 Rev C IS-2000 Rev C (1xEV-DV)(1xEV-DV)
Published
April 04
IS-2000IS-2000(CDMA2000 1x(CDMA2000 1x
Rev. 0)Rev. 0)
Forward Link Performance ComparisonForward Link Performance ComparisonSector Aggregate Sector Aggregate Through-put (Kbps)Through-put (Kbps) Peak Rate (Kbps)Peak Rate (Kbps)
1X1X 150-210153.6
(1X Rev A - 307 in limited area)
1xEV-DO1xEV-DO ~900-1,000 2,457
1xEV-DV (rev C)1xEV-DV (rev C) ~1,000-1,100 3,091
1xEV-DV (rev D)1xEV-DV (rev D)~1,000-1,100
3,091
1xEV-DO (rev A)1xEV-DO (rev A) ~1,000-1,100 3,091
Reverse Link Performance ComparisonReverse Link Performance ComparisonSector Aggregate Sector Aggregate Through-put (Kbps)Through-put (Kbps) Peak Rate (Kbps)Peak Rate (Kbps)
1X1X ~150-200153.6
(1x Rev A - 307 in limited area)
1xEV-DO1xEV-DO ~200-230 153.6
1xEV-DV (rev C)1xEV-DV (rev C) ~150-200153.6
(307 in limited area)
1xEV-DV (rev D)1xEV-DV (rev D)~400-450 1,800
11xEV-DO (rev A)xEV-DO (rev A) ~400-450 1,800
General Characteristics: DV & DO Rev AGeneral Characteristics: DV & DO Rev A
• DV is High-Speed Packet Data DV is High-Speed Packet Data ONLY ONLY technologytechnology
• Mixing 1X and DV HSPD - significant performance impact on Mixing 1X and DV HSPD - significant performance impact on coverage and capacitycoverage and capacity
• DV Rev C is skipped . DV Rev D time to market - 2006DV Rev C is skipped . DV Rev D time to market - 2006
• DO Rev A ( 2006) – better performance for data, VoIP DO Rev A ( 2006) – better performance for data, VoIP
• DO Rev A – lower CAPEX/OPEX DO Rev A – lower CAPEX/OPEX
DV Rev D Performance Study: Best DV Rev D Performance Study: Best Effort HSPD Mixed with 1x Voice/DataEffort HSPD Mixed with 1x Voice/Data
0%
10%
20%
30%
40%
50%
60%
70%
80%
90%
100%
0 300 600 900 1200 1500
• Lucent study confirms that Lucent study confirms that 1x users negatively impact 1x users negatively impact DV Rev D HSPD performanceDV Rev D HSPD performance
• Urban areas with high Urban areas with high demand for both HSPD and demand for both HSPD and voice need separate 1X and voice need separate 1X and DV only carriersDV only carriers
Pro
bab
ilit
yP
rob
abil
ity
Throughput (kbps)Throughput (kbps)
HSPD only
HSPD withVoice+FTP
HSPD withVoice+HTTP
HSPD withVoice
DV Rev D Performance Study:Coverage DV Rev D Performance Study:Coverage of Best Effort HSPDof Best Effort HSPD
0%
10%
20%
30%
40%
50%
60%
70%
80%
90%
100%
0 500 1000 1500 2000 2500 3000
HSPD Onlywith Voicewith Voice+HTTPwith Voice+FTP
• Confirms that both 1X voice Confirms that both 1X voice and data users have and data users have significant negative impact on significant negative impact on DV Rev D coverageDV Rev D coverage
• More BTSs required for mixed More BTSs required for mixed 1X and DV carrier 1X and DV carrier configurationconfiguration
• Such coverage reduction Such coverage reduction may limit benefits of DV and may limit benefits of DV and 1X mix in single carrier for 1X mix in single carrier for rural applicationsrural applications
Are
a C
ove
rag
eA
rea
Co
vera
ge
User Data Rate (kbps)User Data Rate (kbps)
HSPD Only
DV Rev D Performance Study:Coverage DV Rev D Performance Study:Coverage of Real Time (VoIP) HSPDof Real Time (VoIP) HSPD
0%
10%
20%
30%
40%
50%
60%
70%
80%
90%
100%
0 500 1000 1500 2000 2500 3000
HSPD Onlywith Voicewith Voice+HTTPwith Voice+FTP
Are
a C
ove
rag
eA
rea
Co
vera
ge
User Data Rate (kbps)User Data Rate (kbps)
HSPD Only
• 1X users have even bigger 1X users have even bigger negative impact on DV Real negative impact on DV Real time HSPD (VoIP) time HSPD (VoIP) applicationapplication
• Such severe impact Such severe impact translates into the need to translates into the need to have dedicated/separate DV have dedicated/separate DV carrier for VoIP deployment carrier for VoIP deployment and higher CAPEX and and higher CAPEX and OPEXOPEX
DV Best-effort DV Best-effort HSPD CoverageHSPD Coverage
DV Real-time Data or DV Real-time Data or VoIP CoverageVoIP Coverage
1X Coverage1X Coverage
VoIP Capacity: DV Rev D & DO Rev AVoIP Capacity: DV Rev D & DO Rev A
• VoIP is critical technology for CDMA450 as it provides more VoIP is critical technology for CDMA450 as it provides more capacity for spectrum limited operators.capacity for spectrum limited operators.
• VoIP over DO Rev A is targeted for 2006 deployments. VoIP over VoIP over DO Rev A is targeted for 2006 deployments. VoIP over DV is still being studied.DV is still being studied.
• Under 72% system loadingUnder 72% system loading
– 30 Erlangs for 1xEV-DV Rev D system 30 Erlangs for 1xEV-DV Rev D system
– 35 Erlangs for 1xEV-DO Rev A system35 Erlangs for 1xEV-DO Rev A system
– DO Rev A provides 16% capacity advantage- less CAPEX DO Rev A provides 16% capacity advantage- less CAPEX (less carriers) and OPEX ( no need to maintain complex DV (less carriers) and OPEX ( no need to maintain complex DV HSPD vs. 1X admission control and expand circuit switched HSPD vs. 1X admission control and expand circuit switched components).components).
• 35 Erlangs of is 32% greater than the current 26.4 3G1x circuit 35 Erlangs of is 32% greater than the current 26.4 3G1x circuit switched voice capacity switched voice capacity
DV & DO Migration ScenariosDV & DO Migration Scenarios(Function and Capacity)(Function and Capacity)
EV-DO EV-DO Rev ARev A
(2(2ndnd carrier) carrier)
EV-DV EV-DV Rev DRev D
(2(2ndnd/3/3rdrd carrier) carrier)
NowNow
Data: 2006Data: 2006VoIP: 2006VoIP: 2006
Data: 2006Data: 2006VoIP: 2006VoIP: 2006
Path 1a - Path 1a - Allow Higher Allow Higher Speed DataSpeed Data
Path 1b – Path 1b – Allow Multimedia & Allow Multimedia & Higher VoIP Cap Higher VoIP Cap
Path 1c – Path 1c – Allow Multimedia & Allow Multimedia & Higher VoIP Cap Higher VoIP Cap
NowNow
3G-1X3G-1XV + DV + D
EV-DO EV-DO Rev 0Rev 0
(2(2ndnd Carrier) Carrier)
DV & DO Migration ScenariosDV & DO Migration Scenarios(Deployment Cost and Availability)(Deployment Cost and Availability)
EV-DO EV-DO Rev 0Rev 0
(2(2ndnd Carrier) Carrier)
EV-DO EV-DO Rev ARev A
(2(2ndnd carrier) carrier)
EV-DV EV-DV Rev DRev D
(2(2ndnd/3/3rdrd carrier) carrier)
NowNow Data: 2006Data: 2006VoIP: 2006VoIP: 2006
NowNow
Path 1b: Earlier VoIP Path 1b: Earlier VoIP deployment at same deployment at same Carrier and smooth Carrier and smooth future migration. future migration.
Path 1a - Path 1a - Allow HSDAllow HSDNowNow
Path 1c:Higher cost. Later Path 1c:Higher cost. Later VoIP std/ deployment. Tie with VoIP std/ deployment. Tie with circuit based infrastructure.circuit based infrastructure.
Data: 2006Data: 2006VoIP: 2006VoIP: 2006
3G-1X3G-1XV + DV + D
DV & DO Migration Scenarios DV & DO Migration Scenarios (Proposed Lucent VoIP Migration)(Proposed Lucent VoIP Migration)
NowNow
NowNow
Continue Circuit Continue Circuit Voice on existing Voice on existing
3G1X MSC3G1X MSC
Support Higher Speed Data Support Higher Speed Data on 2on 2ndnd carrier available now carrier available now
xx
Support VoIP and Multimedia Support VoIP and Multimedia on same 2on same 2ndnd carrier carrier
Path 1bPath 1b
Path 1aPath 1aPath 1cPath 1c
EV-DO EV-DO Rev ARev A
(2(2ndnd carrier) carrier)
EV-DV EV-DV Rev DRev D
(2(2ndnd/3/3rdrd carrier) carrier)
Data: 2006Data: 2006VoIP: 2006VoIP: 2006
Data: 2006Data: 2006 VoIP: 2006VoIP: 2006
3G-1X3G-1XV + DV + D
EV-DO EV-DO Rev 0Rev 0
(2(2ndnd Carrier) Carrier)