Journal of Computer Networks and Communications / 2010 / Article / Tab 8

Research Article

Capacity Evaluation for IEEE 802.16e Mobile WiMAX

Table 8

Summary of workload characteristics.

Parameters Mobile TV VoIP Data (Web)

Types of transport layer RTP RTP TCP
Average packet size (bytes) 983.5 20.0 1,200.2
Average data rate (kbps) w/o headers 350.0 5.3 14.5
UL:DL traffic ratio 0 1 0.006
Silence suppression (VoIP only) N/A Yes N/A
Fraction of time user is active 0.5
ROHC packet type 1 1 TCP
Overhead with ROHC (bytes) 1 1 8
Payload Header Suppression (PHS) No No No
MAC SDU size with header 984.5 21.0 1,208.2
Data rate (kbps) after headers 350.4 5.6 14.6
Bytes/frame per user (DL) 219.0 3.5 9.1
Bytes/frame per user (UL) 0.0 3.5 0.1