Evaluation of VoIP Quality over WiBro Export

@inproceedings{han:wibro, abstract = {In this work, we have conducted experiments to evaluate QoS of VoIP applications over the WiBro network. In order to capture the baseline performance of the WiBro network we measure and analyze the characteristics of delay and throughput under stationary and mobile scenarios. Then we evaluate QoS of VoIP applications using the E-Model of ITU-T G.107. Our measurements show that the achievable maximum throughputs are 5.3 Mbps in downlink and 2 Mbps in uplink. VoIP quality is better than or at least as good as toll quality despite user mobility exceeding the protected limit of WiBro mobility support. Using RAS and sector identification information, we show that the handoff is correlated with throughput and quality degradation.}, address = {Cleveland, Ohio}, author = {Han, Mongnam and Lee, Youngseok and Moon, Sue and Jang, Keon and Lee, Dooyoung}, booktitle = {{PAM} 2008, 9th {P}assive and {A}ctive {M}easurement conference}, citeulike-article-id = {2843155}, citeulike-linkout-0 = {http://an.kaist.ac.kr/~sbmoon/paper/intl-conf/2008-pam-wibro.pdf}, comment = {data set kaist/wibro used. http://www.crawdad.org/kaist/wibro}, keywords = {crawdad, kaist\_wibro, measurement, wireless}, month = {April}, pages = {51--60}, posted-at = {2008-05-29 04:29:54}, priority = {2}, title = {Evaluation of VoIP Quality over WiBro}, url = {http://an.kaist.ac.kr/~sbmoon/paper/intl-conf/2008-pam-wibro.pdf}, year = {2008} }

TY - CONF ID - han:wibro L3 - citeulike-article-id:2843155 N2 - In this work, we have conducted experiments to evaluate QoS of VoIP applications over the WiBro network. In order to capture the baseline performance of the WiBro network we measure and analyze the characteristics of delay and throughput under stationary and mobile scenarios. Then we evaluate QoS of VoIP applications using the E-Model of ITU-T G.107. Our measurements show that the achievable maximum throughputs are 5.3 Mbps in downlink and 2 Mbps in uplink. VoIP quality is better than or at least as good as toll quality despite user mobility exceeding the protected limit of WiBro mobility support. Using RAS and sector identification information, we show that the handoff is correlated with throughput and quality degradation. AD - Cleveland, Ohio EP - 60 TI - Evaluation of VoIP Quality over WiBro T2 - {PAM} 2008, 9th {P}assive and {A}ctive {M}easurement conference SP - 51 KW - crawdad KW - kaist_wibro KW - measurement KW - wireless N1 - data set kaist/wibro used. http://www.crawdad.org/kaist/wibro AU - Han, Mongnam AU - Lee, Youngseok AU - Moon, Sue AU - Jang, Keon AU - Lee, Dooyoung PY - 2008/April// UR - http://an.kaist.ac.kr/~sbmoon/paper/intl-conf/2008-pam-wibro.pdf ER -