Presentation 2009-07-09
An extension of flow admission control for reducing total call-blocking rates to mixed loss and delay system
Sumiko MIYTATA, Katsunori YAMAOKA,
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Abstract(in English) Recently, multimedia applications such as video and audio come into wide use. When heterogeneous traffic is accommodated in a network, Call Admission Control (CAC) will be required for maintaining quality of services. However, in conventional study to improve resource utilization, becaues many narrowband flows are rejected, many users cannot be satisfied. As stated above, we proposed a novel CAC strategy for maximizing total accommodated flows based on a new philosophy that heterogeneous flows should be treated equally in networks. And we presented a theoretical analysis of the model and numerical analyses that show the effectiveness of our CAC. In our previous CAC, we reject the broadband flows when total accommodated bandwidth exceed the controlled parameter. However, if we assume that broadband flow is viedo streaming, user can tolerate some waiting times before the flow is accommodated in network. In this paper, we treat the bloadband flow as delay flow with early departure, and we proposed an extended CAC which can improve the number of total accommodated flows. To achieve this CAC, we reveal some assignments of mixed loss and delay system, we present study policy.
Keyword(in Japanese) (See Japanese page)
Keyword(in English) Call Admission Control / QoS / reservation control / mixed loss and delay system / heterogeneous traffics environment / total call-blocking rate
Paper # MoMuC2009-14
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Committee MoMuC
Conference Date 2009/7/2(1days)
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Registration To Mobile Multimedia Communications(MoMuC)
Language JPN
Title (in Japanese) (See Japanese page)
Sub Title (in Japanese) (See Japanese page)
Title (in English) An extension of flow admission control for reducing total call-blocking rates to mixed loss and delay system
Sub Title (in English)
Keyword(1) Call Admission Control
Keyword(2) QoS
Keyword(3) reservation control
Keyword(4) mixed loss and delay system
Keyword(5) heterogeneous traffics environment
Keyword(6) total call-blocking rate
1st Author's Name Sumiko MIYTATA
1st Author's Affiliation Tokyo Institute of Technology()
2nd Author's Name Katsunori YAMAOKA
2nd Author's Affiliation Tokyo Institute of Technology
Date 2009-07-09
Paper # MoMuC2009-14
Volume (vol) vol.109
Number (no) 122
Page pp.pp.-
#Pages 6
Date of Issue