Throughput formulation and WLAN optimization in mixed data rates for IEEE 802.11 DCF mode

Mustafa Ergen*, Pravin Varaiya

*Corresponding author for this work

Research output: Contribution to conferencePaperpeer-review

3 Citations (Scopus)

Abstract

An analytical formula is derived for the throughput of IEEE 802.11 WLAN in which stations may have different data rates or SNR. The throughput is significantly reduced from the presence of even one station with low data rate. This reduction is a consequence of the DCF mode which guarantees equal packet transmission probability to all stations. The throughput can be increased if stations with low data rates transmit shorter packets. The analysis is based on a semi-Markov model and the theoretical predictions are verified by simulation.

Original languageEnglish
Pages266-269
Number of pages4
Publication statusPublished - 2004
Externally publishedYes
EventIEEE Global Telecommunications Conference Workshops, GLOBECOM 2004 - Dallas, TX, United States
Duration: 29 Nov 20043 Dec 2004

Conference

ConferenceIEEE Global Telecommunications Conference Workshops, GLOBECOM 2004
Country/TerritoryUnited States
CityDallas, TX
Period29/11/043/12/04

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