Presentation 2003/7/10
Radio resource management for QoS control in wireless LAN environments
Ryoichi SHINKUMA, Shozo KOMAKI, Tatsuro TAKAHASHI,
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Abstract(in English) In this paper, we propose a new radio resource management scheme for wireless LAN environments. The proposed scheme employs the 2fc-QAM and convolutional code for the physical layer and the Hybrid Coordination Function (HCF) controlled access for the MAC layer. In this scheme, the wireless transmission format is chosen according to the required Bit Error Rate (BER) of each transmitted packet. Then, the bandwidth assignment is performed as matching bit rates required by the packets. The proposed scheme is capable of improving the quality of service by assigning much radio resource to the error-sensitive data and the data requiring high bit rate. We evaluate the BER performance and the bit rate performance of the proposed scheme by the computer simulation. In this simulation, we assume that many users request video stream, file transfer, or voice application, respectively. The results of the simulation verify the availability of the proposed scheme.
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Keyword(in English) radio resource management / wireless QoS / adaptive transmission / wireless LAN
Paper # NS2003-64,RCS2003-87
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Committee NS
Conference Date 2003/7/10(1days)
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Language JPN
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Title (in English) Radio resource management for QoS control in wireless LAN environments
Sub Title (in English)
Keyword(1) radio resource management
Keyword(2) wireless QoS
Keyword(3) adaptive transmission
Keyword(4) wireless LAN
1st Author's Name Ryoichi SHINKUMA
1st Author's Affiliation Communications and Computer Engineering, Graduate School of Informatics, Kyoto University()
2nd Author's Name Shozo KOMAKI
2nd Author's Affiliation Department of Communications Engineering, Graduate School of Engineering, Osaka University
3rd Author's Name Tatsuro TAKAHASHI
3rd Author's Affiliation Communications and Computer Engineering, Graduate School of Informatics, Kyoto University
Date 2003/7/10
Paper # NS2003-64,RCS2003-87
Volume (vol) vol.103
Number (no) 201
Page pp.pp.-
#Pages 6
Date of Issue