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Table 4 Summary of simulation parameters.

From: Cross-Layer Resource Scheduling for Video Traffic in the Downlink of OFDMA-Based Wireless 4G Networks

Parameter Used value/model
Scenario Wide area DL (frequency adaptive)
Channel model WINNER C2 channel
Shadowing Independent lognormal random variables (standard deviation 8 dB)
Sector Tx antenna directional with WINNER baseline antenna pattern
UT receive antenna Omnidirectional
Intersite distance 1000 m
Signal bandwidth 15 MHz (i.e., 48 chunks which is 1/3rd of the baseline assumptions)
Mobility 70 km/hr
Sector Tx power 46 dBm
Scheduler Adaptive Token Bank Fair Queuing, score based, and round-robin
Interference model brute force method (central cell is considered with interference from the 1st-tier)
Antenna configuration Single-in-single-out (SISO)
Coding B-LDPCC
AMC modes BPSK (rate 1/2 and 2/3), QPSK (rate 1/2, 2/3, and 3/4), 16QAM (rate 1/2, 2/3, and 3/4), and 64QAM (rate 2/3 and 3/4)
AMC thresholds With FEC block of 1728 bits and 10% BLER
Frame duration 0.6912 ms (scheduling interval)
Traffic model 1.9 Mbps 2IRP model for MPEG video
Packet size 188 Bytes
Packet drop criterion Delay ≥ 0.19 sec
Simulation time 60 sec
Simulation tools MATLAB and OPNET