Research Article
5G: Vision and Requirements for Mobile Communication System towards Year 2020
Table 2
5G key efficiency indicators.
| | Efficiency indicators | Definition |
| | Spectrum efficiency (bps/Hz/cell or bps/Hz/km2) | The data throughput per unit of spectrum resource per cell (or per unit area) | | Energy efficiency (bit/J) | The number of bits that can be transmitted per joule of energy | | Cost efficiency (bit/Y) | The number of bits that can be transmitted per unit cost |
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