Mobility Solutions Where To Next With CDMA450? 450MHz Digitalisation Conference Nikolai Poliakov CDMA450 Team Leader Applications Engineering +1 630 713

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


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)







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.



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






Data: 2006Data: 2006 VoIP: 2006VoIP: 2006




Documents

Mobility Solutions Where To Next With CDMA450? 450MHz Digitalisation Conference Nikolai Poliakov CDMA450 Team Leader Applications Engineering +1 630 713