Research Article
RO-RAW: Run-Time Restricted Access Window Optimization in IEEE 802.11ah Network with Extended Kalman Filter
Table 1
Summary of the main notations and abbreviations.
| Notation | Description |
| | The total number of stations | | The number of RAW station groups | | The number of stations in th group | | The number of stations in th RAW slot | | The RAW slot number in a RAW | | Transmission collision probability | | The transmission probability in a random slot time | | The average packet length | | The number of busy slots | | The number of collision slots | | The estimated value of at time | | Kalman gain | | Variance of random variable | | Variance of random variable |
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