From: Random access with adaptive packet aggregation in LTE/LTE-A

Notation | Definition |
---|---|

N
_{
r
}
| Number of devices with realtime traffic |

N
_{
n
}
| Number of devices with non-realtime traffic |

a
_{
r
}
| Packet aggregation number for real time |

a
_{
n
}
| Packet aggregation number for non-real time |

τ
_{
r
}
| The probability a device with realtime traffic is sending a preamble |

τ
_{
n
}
| The probability a device with non-realtime traffic is sending a preamble |