Femtocell interference analysis based on the development of system-level LTE simulator

EURASIP Journal on Wireless Communications and Networking

Table 1 Stochastic models for traffic types

Traffic type	Component	Stochastic model	Parameters
FTP	File size	Truncated	Mean: 2 MB
		log normal	Std. dev.: 0.722 MB
		distribution	Max: 5 MB
Web	Number of	Log normal	Mean: 17
browsing	pages per session	distribution	Std.dev.: 22
(HTTP)	Main object size	Truncated	Mean: 10710 Bytes
		log normal	Std.dev.: 25032 Bytes
		distribution	Max: 2 MB
			Min: 100 Bytes
	Embedded object	Truncated	Mean: 7758 Bytes
	size	log normal	Std.dev. 126168 Bytes
		distribution	Max: 2 MB
			Min: 50 Bytes
	Number of	Truncated	Mean: 5.64
	embedded objects	Pareto	Max: 53
	per pages	distribution
	Reading time	Exponential	Mean: 30 s
		distribution
	Parsing time	Exponential	Mean: 0.13 s
		distribution
Video	Session	Deterministic	3600 s
(64 kbps)	duration(movie)
	Inter-arrival time	Deterministic	100 ms
	between the		(based on
	beginning of		10 frames
	each frame		per second
	Number of packets	Deterministic	8 packets per frame
	(slices) in a frame
	Packet size	Truncated	Mean: 50 Bytes
		Pareto	Max: 250 Bytes
		distribution
	Inter-arrival time	Truncated	Mean: 50 Bytes
	between the	Pareto	Max: 12.5 ms
	packets in a frame	distribution
VoIP	Average call	Exponential	Mean: 210 s
	holding time	distribution
	Voice CODEC	AMR	12.2 kbps
	Frame length	Deterministic	20 ms
	Talk spurt length	Exponential	Mean: 1026 ms
		distribution
	Silence length	Exponential	Mean: 1171 ms
		distribution