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A Design and Implementation of Integrated MAC Protocol with SR/NSR-ONU supporting the burst traffic over ATM-PON  

Jang, Seong-Ho (동의대학교 컴퓨터공학과 데이터통신 연구실)
Jang, Jong-Woo (동의대학교 컴퓨터공학과)
Abstract
Earlier efforts on optical access concentrated on the design of PONs for the collection and distribution portion of the access network PON architecture is very simple but it requires MAC protocol for control of upstream traffic This paper proposes a Request-Counter MAC protocol for a broadband access network using an ATM Passive Optical Network supporting CBR/rtVBR, nrtVBR, UBR and ABR traffic For the proposed MAC scheme, we present Grant Field format, Minislot format, and bandwidth allocation algorithm From the simulation result, we have confirmed that our proposed scheme can reduce the average cell delay in comparison to that of conventional MAC schemes.
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  • Reference
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