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IEICE TRANSACTIONS on Communications

Performance Analysis of Multimedia CDMA Systems Supporting Voice, Stream Data and Packet Data Services

Baek-Hyun KIM, Seung-Hoon SHIN, Kyung-Sup KWAK

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Summary :

Different quality of service (QoS) requirements must be guaranteed in multimedia code division multiple access (CDMA) mobile communication system to support various applications such as voice, video, file transfer, e-mail, and Internet access. In this paper, we analyze the system in a mixed-traffic environment consisting of voice, stream data, and packet data where preemptive priority is granted to delay-intolerant voice service and a buffer is offered to delay-tolerant stream data services. In the case of best-effort packet data service, the probability of access control by transmission permission is applied to obtain throughput improvement. To analyze the multimedia CDMA mobile communication system, we built a two-dimensional Markov chain model on high-priority voice and stream data services, and then performed numerical analyses in conjunction with packet data services based on a residual capacity equation. We investigate the performance of an integrated voice/stream-data/packet-data CDMA mobile system with the finite buffer size of stream data in terms of voice service blocking probability, average stream data service delay, average packet data service delay, and throughput.

Publication
IEICE TRANSACTIONS on Communications Vol.E86-B No.4 pp.1224-1233
Publication Date
2003/04/01
Publicized
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DOI
Type of Manuscript
PAPER
Category
Wireless Communication Technology

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