Share Based-Channel Scheduling Algorithm for Multicast Video Delivery in WDM Optical Access Networks

NamUk KIM, HyunHo YUN, Tae-Yeon KIM, Jeong-Ju YOO, Byong-Whi KIM, Minho KANG

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Summary :

One of the important issues of future convergence service design in access networks is the ability to support different kinds of video delivery services for high quality IP-TV and multicast Video on Demand (VoD). In this paper, we address how to efficiently allocate video transmission channels based on multicast management technology in shared wavelength division multiplexed-passive optical network (WDM-PON). The shared WDM-PON introduces a broadcast downstream wavelength to support multicast videos in the point-to-point WDM-PON. Based on the shared architecture and multicast management technologies, the proposed dynamic channel scheduling arbitrates transmission channels of videos. It uses the information of broadcast video share to maximize traffic share in the optical layer. By maintaining high video share, proposed algorithm supports the maximum number of high quality multicast videos without serious service interference to real-time videos, delay-able videos, and internet services. In addition, it also reduces the packet processing burden and buffer size of the optical line termination (OLT). The analytic and simulation results validate the effectiveness of the proposed algorithm.

Publication
IEICE TRANSACTIONS on Communications Vol.E90-B No.3 pp.499-507
Publication Date
2007/03/01
Publicized
Online ISSN
1745-1345
DOI
10.1093/ietcom/e90-b.3.499
Type of Manuscript
PAPER
Category
Fiber-Optic Transmission for Communications

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