نتایج جستجو برای: optical packet switch

تعداد نتایج: 360678  

2009
John P. Mack Kimchau N. Nguyen John M. Garcia Emily F. Burmeister Matt M. Dummer Henrik N. Poulsen Biljana Stamenic Geza Kurczveil Kurtis Hollar Larry A. Coldren John E. Bowers Daniel J. Blumenthal

We demonstrate the first asynchronous 2x2 optical packet switch capable of synchronizing, buffering, and forwarding 10 Gb/s packets generated from independent transmitters with better than 99% packet recovery measured using a burst mode receiver. ©2010 Optical Society of America OCIS codes: (060.1810) Buffers, couplers, routers, switches, and multiplexers; (230.4480) Optical amplifiers

2004
Daniel J. Blumenthal

Photonic packet switches offer the high speed, data rate and format transparency, and flexibility required by future computer communications and cell-based telecommunications networks. We review experimental progress in Multiwavelength photonic packet switches with an emphasis on all-optical guided wave systems. The term all-optical implies that the data portion of a packet remains in optical f...

Journal: :IEICE Transactions 2007
Wang-Hsai Yang Cheng-Shong Wu Hui-Kai Su

In this paper, we proposed a photonic packet switching control method by used optical correlator for optical packet label packetswitched networks for next Generation networks. The main advance is rely on using the Optical Code Division Multiplexing (OCDM) code to labeling optical packets based on source routing. Based on OCDM labeling either header modification or any label swapping techniques ...

Journal: :J. Inform. and Commun. Convergence Engineering 2011
Ahmed Galib Reza Hyotaek Lim

— Optical packet switching is a promising technology, which can integrate both data and optical network. In this paper, we present a comparative study of various traffic arrival approaches in WDM packet switches. The comparison is made based on packet loss rate and average delay under uniform and self-similar Pareto traffic. Computer simulations are performed in order to obtain the switch perfo...

2002
Hiroaki Harai Masayuki Murata

We study photonic packet switching architecture that enables a high node through-put and provides priority services in DiffServ (Differentiated Services). As we will show in this paper, a photonic packet switch can be equipped with an ultra-high-speed address-lookup capability in the optical domain. However, the optical buffer must be managed in the electrical domain. In this paper, we investig...

2009
Nobuyuki Kataoka

A field trial of 4K uncompressed streaming over 80 (8λ x 10) Gbps colored optical packet switching network with SOA based broadcast-and-select switch and stacked optical-code (OC) label processing is reviewed. Introduction “4K” motion pictures (3840x2048 pixels), which is 4 times pixel counts of high-definition (HD), are promising imaging technology for digital cinema, computer visualization, a...

2017
Yishen Huang Qixiang Cheng Keren Bergman

Abstract: Highly-efficient, fabric-wide calibration of balanced control for optical switch fabrics without built-in power-detectors is first realized with fully-automated implementation. This technique co-optimizes thermo-optic and electro-optic phase elements, correcting phase-error and power-imbalance simultaneously for optimized performance. OCIS codes: (130.4815) Optical switching devices; ...

Journal: :JNW 2010
Nicola Calabretta Hyun-Do Jung H. J. S. Dorren

In this paper two different paradigms to realize a scalable all-optical packet switch with label swapping will be presented. All the functions required for switching the packets are based on all-optical signal processing without any electronic control. This allows very low latency and potential photonic integration of the systems. We report for both techniques experimental results showing the r...

2001
Mandar Naik Yatindra Nath Singh

The use of optical buffer memories in packet switched networks is unavoidable to resolve contention problems. The fiber loop buffer memory of one slot delay is used in number of all optical switch architectures. In this paper, the behavior of such a loop memory is simulated and results are presented.

2003
C. Develder J. Cheyns E. Van Breusegem E. Baert D. Colle M. Pickavet P. Demeester

Optical Packet Switching (OPS) and Optical Burst Switching (OBS) are optical networking concepts based on fully exploiting fast dynamic allocation of (D)WDM channels. Compared to more static approaches focusing on providing endto-end optical channels, OPS and OBS aim at providing greater bandwidth efficiency, granularity and flexibility. In this paper we give an overview of the issues arising w...

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