Research Article
Adaptive Handover Decision Algorithm Based on Multi-Influence Factors through Carrier Aggregation Implementation in LTE-Advanced System
Table 1
Simulation parameters [
5–
8].
| Parameter | Assumption |
| Cellular layout | Hexagonal grid, 61 cell sites, 3 sectors per cell site, 2 CCs per sector | Minimum distance between UE and eNB |
≥35 meters | Total eNB TX power | 46 dBm per CC | Shadowing standard deviation | 8 dB | eNBs noise figure | 5 dB | UE noise figure | 9 dB | Operation carrier bandwidth | 20 MHz (PCC and SCC) | Total system bandwidth | 40 MHz (2 CCs × 20 MHz) | Number of PRBs/CCs | 100 PRB/CC | Number of subcarriers/RBs | 12 subcarriers per RB | Number of OFDM symbols per subframe | 7 | Subcarrier spacing | 15 kHz | Resource block bandwidth | 180 kHz |
Q_rxlevmin | −101.5 dBm | Measurement interval | 50 ms for PCC and SCC | Each X2-interface delay | 10 ms | Each eNB process delay | 10 ms | T311 | 10 s |
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