Feedback Overhead in the FDD Downlink Massive MIMO System

Table 4

The arithmetic encoding process.

Symbols	Lower bound	Upper bound
Initially	0	1
	0.25	0.625
	0.25	0.34375
	0.2734375	0.30859375
	0.29541016	0.30419922
	0.29760742	0.30090332
	0.29760742	0.298431400
	0.2983284025	0.298431400
	0.2983979258125	0.2984185253125