1. Analyze Assure Accelerate TM HSDPA Roadmap

2. Analyze Assure Accelerate TM SR3420 WCDMA Network Emulator SR3420 is a new WCDMA network emulator platform designed specifically for HSDPA (and beyond …) Significant signal processing resources and high fidelity RF design enables a rich roadmap of field upgradeable features  Initial HSDPA release (Phase 1) will support 3.6Mbps  Future releases: 14Mbps Advanced scheduler algorithms, dummy-user traffic profiles HSDPA mobility testing Enhanced uplink (EU-DCH)

3. Analyze Assure Accelerate TM SR3420 Roadmap July 2005  Pre-release of AirAccess-HSDPA Full call processing and support for 1.8 Mbps (Cat 12) September 2005  Phase 1 Commercial release of AirAccess-HSDPA Single cell support for 3.6 Mbps (Cat 6) with R99 backwards compatibility Controllable MAC-hs Throughput and CQI statistics 34.121 Fixed Reference Channels (FRC) 34.121 Section 9 “manual mode” testing

4. Analyze Assure Accelerate TM SR3420 Roadmap December 2005  U-ATS release for Section 9 1H2006  Phase 2 Commercial release for AirAccess-HSDPA Single cell HSDPA with multi-cell, multi-carrier R99 (all within one instrument) Support for 14 Mbps (Cat 10) Advanced mobility testing (HS ↔ HS intra and inter NodeB handovers, HS ↔ R99) Configurable scheduler Dynamic cell loading for HS and DCH Support full validation of Section 9

5. Analyze Assure Accelerate TM Moving to HSDPA SR3410SR3420 Phase 1 Up to six R99 cellsOne HSDPA cell One HSDPA cell + five additional R99 cells SR3420 Phase 2

6. Analyze Assure Accelerate TM AirAccess for HSDPA AirAccess provides a single common user interface to SR3410 (R99) and SR3420 (HSDPA)  Build upon familiar and flexible GUI  Seamless addition of HSDPA functionality SW can connect to either SR3410 or SR3420 SR3410 SR3420 ETH Hub

7. Analyze Assure Accelerate TM AirAccess for HSDPA MAC-hs configuration HS-DSCH details

8. Analyze Assure Accelerate TM AirAccess for HSDPA HSDPA Channelization Settings MAC-hs statistics

9. Analyze Assure Accelerate TM SR3420 in U-ATS SR3420 will be the central HW piece of a 34.121 Section 9 upgrade for U-ATS  Seamlessly incorporated into U-ATS TestDrive SW through S- API control of AirAccess WCDMA  SR3420 provides Section 9 coverage  R99 and HSDPA complete RF and RRM testing in one integrated system and through one SW application  Build upon U-ATS systems experience e.g. calibration, automation, and ease-of-use

10. Analyze Assure Accelerate TM SR3420 HSDPA Detailed Features System Configuration Phase 1Phase 2 One HSDPA cell with R99 backwards compatibility One HSDPA cell with R99 backwards compatibility + five additional R99 cells (multi NodeB) Cell Configuration RF Cell Power (Ior max) RF Channel Frequency (TX & RX) OB 1, 2, 5, 6 OB 3, 4 HSDPA OCNS Transmit Diversity for HSDPA Cell Capacity Simultaneous DL transmission of PCPICH, SCH, PCCPCH, SCCPCH, AICH, PICH, HS- PDSCHs(5), HS-SCCHs(4), DPCH, and OCNS Simultaneous DL transmission of PCPICH, SCH, PCCPCH, SCCPCH, AICH, PICH, HS- PDSCHs(15), HS-SCCHs(4), DPCH, and OCNS Simultaneous UL reception of (DPCCH, DPDCH, HS_DPCCH) or (PRACH control, PRACH msg, HS_DPCCH)

11. Analyze Assure Accelerate TM SR3420 HSDPA Detailed Features HSDPA MAC-hs Phase 1Phase 2 UTRAN MAC-hs defined in 25.321 Round robin scheduler Proportionally fair scheduler Transmission to the UE every “Inter-TTI Distance” Support the response requirement per 34.121 upon reception of ACK, NACK, and DTX Periodic reporting of the number of ACK, NACK, DTX received by MAC-hs to the higher layers Periodic reporting of CQI received from the UE to the higher layers 34.121 Reference Channels for HSDPA Fixed Reference Channel Definition H-Set 1 534kbps (QPSK) and 777kbps (16QAM) Fixed Reference Channel Definition H-Set 2 801kbps (QPSK) and 1166kbps (16QAM) Fixed Reference Channel Definition H-Set 3 1601kbps (QPSK) and 2332kbps (16QAM) Fixed Reference Channel Definition H-Set 4 534kbps (QPSK) Fixed Reference Channel Definition H-Set 5 801kbps (QPSK)