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Effects of Dual-Cell HSDPA on WCDMA base station

Effects of Dual-Cell HSDPA on WCDMA base station. Seminar presentation Henna Warma 5.2.2009. Agenda. Concept of DC-HSDPA Objectives of the research Main effects on WCDMA base station Comparison to MIMO. DC-HSDPA, Dual-Cell High-Speed Downlink Packet Access. Based on HSDPA

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Effects of Dual-Cell HSDPA on WCDMA base station

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  1. Effects of Dual-Cell HSDPA on WCDMA base station Seminar presentation Henna Warma 5.2.2009

  2. Agenda • Concept of DC-HSDPA • Objectives of the research • Main effects on WCDMA base station • Comparison to MIMO

  3. DC-HSDPA, Dual-Cell High-Speed Downlink Packet Access • Based on HSDPA • Part of 3GPP Release 8 • 42 Mbps bit rates • Two carriers are transmitted to UE with a single transmission antenna • Joint scheduling

  4. Concept of DC-HSDPA

  5. Joint scheduling

  6. Objectives of the master’s thesis • Define effects of the DC-HSPDA on WCDMA base station Base station requirements • Compare DC-HSDPA to HSDPA MIMO

  7. Main effects of DC-HSDPA

  8. Layer 1Channel structure

  9. Layer 2 MAC-ehs and HARQ functionality

  10. Layer 3Node B Application Part • Affected messages • Radio link setup procedure messages • Audit response • Resource status indication • Radio link reconfiguration procedure messages • Radio link addition procedure messages • Radio link parameter update

  11. Comparison of DC-HSDPA and HSDPA MIMO

  12. Performance comparison

  13. DC-HSDPA and HSDPA MIMO configurations • HSDPA MIMO requires an additional RF module

  14. Economical comparison

  15. Questions?

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