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2005 Systems Communications (ICW'05, ICHSN'05, ICMCS'05, SENET'05)
Performance Analysis of Random Access Channel in OFDMA Systems
Montreal, Canada
August 14-August 17
ISBN: 0-7695-2422-2
Insoo Koo, University of Ulsan
Seokjoo Shin, Chosun University
Kiseon Kim, Gwang-ju Institute of Science and Technology
The random access channel (RACH) in OFDMA systems is an uplink contention-based transport channel that is mainly used for subscriber stations to make a resource request to base stations. In this paper, we focus on analyzing the performance of RACH in OFDMA systems such that the successful transmission probability, correctly detectable probability and throughput of RACH are analyzed. We also choose an access mechanism with binary exponential backoff delay procedure similar to that in IEEE 802.11. Based on the mechanism, we derive the delay and the blocking probability of RACH in OFDMA systems.
Citation:
Insoo Koo, Seokjoo Shin, Kiseon Kim, "Performance Analysis of Random Access Channel in OFDMA Systems," icw, pp.128-133, 2005 Systems Communications (ICW'05, ICHSN'05, ICMCS'05, SENET'05), 2005
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