Adaptive Broadcasting Mechanism for Bandwidth Allocation in Mobile Services

Table 2

Notation used in the TAB mechanism.

Notation	Definition
𝑁	The number of data items
Pr(𝐷𝑖)	The access probability of data item 𝐷𝑖
𝑆(𝐷𝑖)	The size of data item 𝐷𝑖
𝑛𝑖	The broadcast frequency of data item 𝐷𝑖
ℜ	Sapling
ℑ	Broadcast tree
ℎ	Tree height
𝐿	The length of a broadcast cycle
𝐵	The bandwidth of a broadcast channel
𝜏	Maximum tree height of a broadcast tree
𝑤𝑖	The 𝑖th broadcast wood