Research Article
Performance Comparison of Practical Resource Allocation Schemes for Device-to-Device Communications
Table 2
Large scale CSI required by PC algorithms.
| PC scheme | Channel gain knowledge | Comment |
| LTE OFPC | , | OFPC is a simple one-shot suboptimal scheme that needs its own channel gain only | Utility maximizing PC | , | Iterative optimal scheme, where the Tx needs the current SINR level at the receiver | BPC | , , , | One-shot optimal scheme: and are needed for estimating the SINR |
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