Squeezing 100+ VoIP calls out of 802.11b WLANs

Proceedings - WoWMoM 2006: 2006 International Symposium on a World of Wireless, Mobile and Multimedia Networks

Volumn 2006, Issue , 2006, Pages 308-314

  Yun, Sangki ^a   Kim, Hyogon ^a   Kang, Inhye ^b  

^a Korea University   (South Korea)

^b University of Seoul   (South Korea)

Author keywords

[No Author keywords available]

Indexed keywords

ACCESS POINT (AP); DELAY BOUNDS; VOICE PAYLOAD; WIRELESS LAN (WLAN);

COMMUNICATION CHANNELS (INFORMATION THEORY); COMPUTER SIMULATION; INTERNET; INTERNET TELEPHONY; NETWORK PROTOCOLS; PACKET NETWORKS;

LOCAL AREA NETWORKS;

EID: 33845936617     PISSN: None     EISSN: None     Source Type: Conference Proceeding    
DOI: 10.1109/WOWMOM.2006.104     Document Type: Conference Paper

References (23)

1. W. Wang, S. C. Liew, V. O. K. Li, "Solutions to performance problems in VoIP over a 802.11 wireless LAN," IEEE Transactions on Vehicular Technology, 54(1), Jan. 2005.
2. K. Medepalli, P. Gopalakrishnan, D. Famolari and T. Kodama, "Voice capacity of IEEE 802.11b, 802.11a, and 802.11g wireless LANs," in proceedings of IEEE Globecom 2004.
3. S. Garg and M. Kappes, "Can I add a VoIP call?," in proceedings of IEEE ICC, 2003.
4. D. Hole and F. Tobagi, "Capacity of an IEEE 802.11b wireless LAN supporting VoIP," in proceedings of IEEE ICC 2004.
5. Coding of speech at 8kbit/s using conjugate-structure algebraic-odeexcited-linear-prediction, ITU-T Recommendation G.729, Mar. 1996.
6. ANSI/IEEE, "IEEE 802.11b-1999: Supplement to 802.11-1999, Wireless LAN MAC and PHY specifications: Higher speed Physical Layer (PHY) extension in the 2.4 GHz band," 1999.
7. S. Casner and V. Jacobson, "Compressing IP/UDP/RTP Headers for Low-Speed Serial Links", RFC 2508, February 1999.
8. L.-E. Johnson and G. Pelletier, "Robust Header Compression (ROHC): A Link Layer Assisted Profile for IP/UDP/RTP," RFC 3242, Apr. 2002.
9. H. Kim and I. Kang, "Measurement-based Frame Grouping in Internet Telephony, IEE Electronics Letters, 37(1), Jan. 2001.
10. H. Kim, I. Kang, and E. Hwang, "Measurement-based multi-call voice frame grouping in Internet telephony," IEEE Communications Letters, 6(5), May 2002.
11. R. Baldwin, N. Davis IV, S. Midkiff, and R. Raines, "Packetized voice transmission using RT-MAC, a wireless real-time medium access control protocol," Mobile Computing and Communications Review, 5(3), 2001.
12. T. Hiraguri, T. Ichikawa, M. Iizuka, and M. Morikura, "Novel multiple access protocol for voice over IP in wireless LAN," IEICE Transactions on Communications, E85-B(10), Oct. 2002.
13. A. Banchs, X. Perez, M. Radimirsch, and H. Stuttgen, "Service differentiation extensions for elastic and realtime traffic in 802.11 wireless LAN," in proceedings of IEEE Workshop of High Performance Switching and Routing, May 2001.
14. S. Yun, H. Kim, and I. Kang, "Squeezing 100+ calls out of IEEE 802.11b wireless LANs," technical report, available at http://widen.korea. ac.kr/v100.pdf.
15. .Y. Kim, S. Choi, K. Jang, and H. Hwang, "Throughput enhancement of IEEE 802.11 WLAN via frame aggregation," in proceedings of IEEE VTC (Fall), 2004.
16. SpectraLink Voice Priority: http://www.spectralink.com/products/, 2005.
17. H. Kim, B. Roh, S. Yoo, "Online RTF packet classification for real-time multimedia traffic management in the Internet," in proceedings of ICIS, 2002.
18. P. Brady, "A Model for Generating On-Off Speech Patterns in Two-Way Conversation," Bell Syst. Tech. Journal, 48(7), Sept. 1969.
19. ns-2, http://www.isi.edu/nsnam/ns.
20. G. Bianchi, "Performance analysis of the IEEE 802.11 distributed coordination function," IEEE Journal on Selected Area in Comm., 18(3), March 2000.
21. L. Kleinrock, Queueing Systems, V.1: Theory, pp. 106-107.
22. "Voice over IP - per-call bandwidth consumption," Cisco technical note, available at http://www.cisco.com/warp/public/788/pkt-voice- general/bwidth_consume.htm.
23. ANSI/IEEE, "802.11e: Wireless Medium Access Control (MAC) and Physical Layer (PHY) Specifications: Medium Access Control (MAC) Enhancements for Quality of Serivce (QoS),"Nov. 2002.