Research Article
Obtaining More Realistic Cross-Layer QoS Measurements: A VoIP over LTE Use Case
Table 1
Resource scheduling and radio frequency configuration in the LTE test base station.
| Parameter | Configuration |
| MIMO configuration | 2 × 2 | Channel bandwidth | 10 MHz | Reference signal power | −60 dBm/15 kHz | Noise power | −67 to −73 dBm/15 KHz | Max HARQ retransmissions | 3 | RLC transmission mode | UM | RLC sequence number size | 5 | PDCP discard policy | No discard | PDCP sequence number size | 7 | Peak PDSCH bandwidth | 120 Kbps | Resource allocation | Periodic, 5 ms | Modulation | 16QAM | MCS (mod.& coding index) | 13 | PHICH duration | Normal | PHICH resources | 1/6 | Number of PDCCH symbols | 1 | Specific aggregation level | 2 | Fading profile | EPA5 |
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