XCAT-MAIS (Massive-MIMO Air Interface Simulator) is a real-time versatile system simulator, consisting of 3G/4G/5G channel emulator and logging/analysis tools that enables system engineers to verify system performance with 3G/4G/5G cells and UEs by generating various field environment consistently and repeatedly in the lab.
| Item | Specification |
|---|---|
| Frequency | 300~6,000MHz |
| Channel Bandwidth | 100MHz |
| Insertion Loss | 0dB |
| Path Loss control | 0~89.5dB |
| System Delay | 3.1 us |
| Calibration tolerances | ΔAmplitude < 0.35 dB, ΔPhase < 3 degree using external calibration hardware |
| RF Interface | Scalable by 4, up to 64 per chassis, TRX port |
| Max. power | +0dBm (CW) per RF port (input/output) |
| Channel Models | ITU Ped. A/B, Veh. A/B, EPA, EVA, ETU, HST, 2D/3D SCM |
| Multi-path | 8 per connection, each ranges from 0 to 25 us |
| Doppler Frequency | Up to 450Hz (1350Hz for HST) |