Performance evaluation of CPCH with a geometrically-distributed message length in W-CDMA

Moon Young Choi, Yu Dong Yao, Harry Heffes

Research output: Contribution to journalConference articlepeer-review

1 Scopus citations

Abstract

Common packet channel (CPCH) access is an efficient approach to support packet data transmissions in a wideband code division multiple access (W-CDMA) system. This paper presents a discrete-time analysis of the CPCH access scheme. It is assumed that a packet arrival process is Poisson distributed and the service time of each packet is geometrically distributed. The study focuses on examining the number of packet arrivals in each CPCH access slot Performance is evaluated in terms of normalized throughput and blocking rate. It is observed that CPCH performs better when packet mean service time is larger. The performance results are also compared with previous studies using continuous-time analyses.

Original languageEnglish
Pages (from-to)901-904
Number of pages4
JournalIEEE Vehicular Technology Conference
Volume57
Issue number2
StatePublished - 2003
Event57th IEEE Semiannual Vehicular Technology Conference (VTC2003) - Jeju, Korea, Republic of
Duration: 22 Apr 200325 Apr 2003

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