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TD-SCDMA

Atoll TD-SCDMA has been has been developed in partnership with major players in the TD-SCDMA scene in China, and is the most advanced and most widely used TD-SCDMA planning software on the market.

Network Modelling

  • Support for multiple carriers
  • TD-SCDMA equipment modelling including RRM and capacity parameters
  • Timeslot configuration modelling including switching point definition for each carrier
  • Advanced service modelling
  • HSDPA modelling
  • UpPCH shifting modelling
  • MBMS modelling

Traffic Modelling

  • Modelling of multiple circuit and packetswitched services
  • Modelling of user equipment, user profiles and environment types
  • Multi-service traffic map generation from multiple sources: vector, raster and live traffic data

Simulation and Analysis

  • TD-SCDMA Monte-Carlo simulator including timeslot modelling, smart antenna modelling, and Dynamic Channel Allocation (DCA) modelling
  • Generation of prediction plots, based on simulations or on user-defined per-timeslot cell
    • load figures including:
    • P-CCPCH RSCP coverage
    • DL and UL Eb/Nt coverage
    • Required power
    • Effective service areas
    • Cell-to-cell interference
    • UpPCH interference
    • P-CCPCH pollution
    • Offered/required capacity per cell
    • DwPCH, UpPCH coverage
    • Baton handover
    • HSDPA prediction plots: CQI, RLC, MAC and application throughput per pixel
    • MBMS service area
  • Real-time point analysis tool

Smart Antenna Modelling

  • Switched beam, adaptive beam, and beamforming smart antennas modelling
  • Modelling of C/I gains based on smart antenna parameters and angular spread
  • Support for user-defined smart antenna parameters and algorithms
  • Smart antennas considered in Monte Carlo simulations and prediction plots

Neighbour and Scrambling Code Planning

  • Manual and automatic multi-carrier neighbour planning
  • Automatic scrambling code allocation supporting various allocation strategies
  • Scrambling code allocation analysis tool

2G/3G Co-planning

  • Site sharing
  • Simultaneous display and analysis of 2G and 3G networks
  • Inter-technology handover modelling based on advanced inter-technology neighbour allocation algorithms