pdf_gross.gifHSUPA - Design Details & System Engineering

[2-day course, Euro 2,350.- (net) per participant]

backtotop.gifDetails on Operation, Scheduling, E-TFC Selection and HARQ

Course Description

  • The High-Speed Roadmap
    • HSUPA Targets
      Focus on Urban and Sub-urban Deployment, Supporting full Mobility, Prioritizing Background and Interactive Services, Trade-off between Complexity and Performance
    • Why not a Shared Channel for the Uplink?
    • WCDMA Review:
      SIR Considerations in a CDMA-system, Uplink Load Curve - Rise over Thermal, Measurement of Air Interface Load, Uplink Load, Load Estimation based on Receive Total Wideband Power (RTWP), Uplink Multi-Code Operation - I/Q Diagram Principle, Code Multiplex versus Time Multiplex, Review of Rel. '99 till Rel. 5 Uplink TFC Selection
    • Power, Beta-Values and Transport Block Size Relationship
  • HSUPA Characteristics - Scaling of TBS
    • Scheduling Grant Table - HSUPA Scheduling
      Spreading Factor 4 Equivalents
    • HSUPA Radio Interface Protocol Termination for E-DCH
      Radio Interface and Radio Network Architecture
    • New Channels with HSUPA
      Serving RLS versus Non-Serving RL's, Multicode Operation in HSUPA (Cat 6 with 4 x E-DPDCH), Achievable Throughput Rates in HSUPA, Details on E-DCH, Details on E-DPDCH, Details on E-DPCCH, Details on E-AGCH, Details on E-RGCH, Details on E-HICH
    • UE's Scheduling Requests
      Inband Scheduling Info on the E-DCH, Details on UE Power Headroom (UPH), Outband Happy Bit on the E-DPCCH, Practical Exercise: Happy / Unhappy Determination?
  • Scheduling Operation
    • Scheduling Overview
    • Relative Grant Timing – ETPR versus LUPR
      Relative Grant Usage, Three Index Step and Two Index Step Thresholds, Example of Serving Grant Update - Receiving UP, Reception of Grants from Non-Serving RL and Serving RLS, Practical Exercise: Rules for Updating Serving Grant
    • Absolute Grants and Relative Grants - RLS versus Non-RL's
    • Practical Exercise: Message and BPSK Bit-Mapping on E-RGCH
    • Meaning of Absolute Grant Value
    • E-DCH RNTI's
      UE Monitoring of two E-RNTI's in parallel
    • Practical Exercise: Serving RLS and Non-Serving RL's HARQ and RG Bit Mapping
    • Practical Exercise: ACK / NACK Mapping on E-HICH
  • Hybrid Automatic Repeat Request - HARQ
    • Overview on N-Stop & Wait Scheme
      HARQ-Techniques with HSUPA, Turbo Coding - Systematic Bits, self-decodable and non-self-decodable Transmission, HARQ Comparison between HSDPA and HSUPA
  • Summary:
    • Comparison of new HSUPA Features and retained Rel. '99 Features
    • Operation of HSPA and Rel. '99 Channels
    • Sharing of UL-Resources in HSUPA
    • Principle Operation of Absolute Grant
    • Basic Operation of MAC-e/es with SG
  • HSPA PS Protocol Stack
    • Details on HSUPA Protocol Stack
    • Details on HSDPA Protocol Stack
    • Impact of HSUPA's SHO on RAN Architecture
  • Transport Format Combination Selection in the UE
    • E-DPDCH Power Control
      Example for deriving ß(ed,j,harq)
    • E-TFC Selection Flow
    • E-TFC Selection Method - Principle
    • Practical E-TFC Selection
      E-DCH Transport Block Size Calculation, Extract from a Ratio Bearer Setup Message
    • E-TFCI Tables - Slow and fast Throughput Growth,
      MAC-e PDU - Inband Control Signaling in Uplink
    • Uplink Resource Gain with HSUPA
  • HSUPA and DPCH Operation - HSUPA Setup
    • RRC and NAS Signaling for E-DCH Setup
      RRC Connection Establishment Procedure, GMM Service Request & Activate PDP Context Request, RAB Assignment and Radio Bearer Setup, Activate PDP Context Accept
    • NBAP Messages for E-DCH Setup
      Radio Link Setup Request and Response
    • Transport Channel Type Switching with HSUPA
  • Transport Channel Comparison
    • DCH versus E-DCH
    • Practical Exercise: Compare HS-DSCH with E-DCH
  • Review of HSUPA
    • Control and User Plane Extensions and Enhancements
    • Advantages of E-DCH
    • Disadvantages of E-DCH
    • Summary on High Uplink Data Rate - Top Contributors
  • UMTS Roadmap for HSUPA and HSDPA
    • Improvement of HSDPA in Rel. 6
    • UMTS Release 7/8

backtotop.gifThe Physical Layer of HSUPA

  • Uplink Spreading and I / Q Mapping
    • DPCCH + 6 x DPDCH's
    • HS-DPCCH + 0 x DPDCH + DPCCH
    • HS-DPCCH + 1 x DPDCH + DPCCH
    • DPCCH + 1 x DPDCH + 1 x E-DPDCH
    • DPCCH + 1 x DPDCH + HS-DPCCH + 1 x E-DPDCH
    • DPCCH + 0 x DPDCH + HS-DPCCH + 2 x E-DPDCH
    • DPCCH + HS-DPCCH + 4 x E-DPDCH
  • HSUPA Uplink Frame Structures
    • DPCCH Frame Structure
    • E-DPCCH Frame Structure
      Relation between RSN and E-DCH RV Index
    • E-DPDCH Frame Structure
      Physical Channel Bit Rates for DPDCH and E-DPDCH
  • HSUPA Downlink Frame Structures
    • Orthogonal Signature Hopping of E-HICH and E-RGCH
    • E-HICH and E-RGCH Signature Sequence
    • E-RGCH Frame Structure
    • E-HICH Frame Structure
    • Multiplexing of E-HICH and E-RGCH
    • E-AGCH Frame Structure
      E-AGCH Processing Chain
  • Purpose of F-DPCH (associated with HSDPA)
  • HSUPA Timing Relations - Examples for TTI = 10 ms
    • E-AGCH Timing 10 ms
    • E-RGCH Timing 10 ms
      E-RGCH Timing of Serving RLS, E-RGCH Timing of Non-Serving RL's
  • Compressed Mode and Uplink Transmission Gap
    • Details for 10 ms E-DCH TTI
  • Downlink Power Control & Compressed Mode
  • Preamble and Postamble in HSDPA Release 6

backtotop.gifHSUPA Protocol Enhancements and Extensions

  • Radio Resource Management
  • E-DCH UTRAN Architecture
    • MAC-d Flow Concept
    • MAC-e/es in UE
    • MAC-e in NodeB
    • MAC-es in SRNC
  • Data Flow through Layer 2
    • MAC-d PDU Encapsulation into MAC-e PDU - UE Side on E-DCH
    • Data Descriptor Indicator Mapping Table - Example
      E-DCH MAC PDU: Parameters of the involved MAC headers
    • MAC-d / Flow Interworking in UTRAN
      Data Flow from TCP/IP Layer to MAC-e, CP/IP and RTP/UDP/IP Overhead Ratio, Practical Exercise: Calculate the throughput offered to applications on top of TCP/IP
  • Scheduling Info PDU
    • UL Scheduling information
  • E-DCH Frame Protocol - Data Frame Structure
    • E-DCH FP Header
      Indication of HARQ Failure
    • E-DCH Payload
  • E-DCH / HS-DSCH Serving Cell Change - E1D

backtotop.gifRel. 7 Amendments

  • HSUPA Feature Summary Rel. 7
    • Enhanced F-DPCH
    • Support of UL Slot Format #4
    • Example of HSUPA Category 7 UE with Multi-Code Operation
  • HSUPA Categories Rel.6 and Rel. 7
  • Serving Grant Table 2 (Rel. 7)
  • E-AGCH and E-DPCCH Amendments
    • Changes in the E-TFCI tables
    • Changes in the Absolute Grant table
    • Changes in the SG tables