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31 August 2011Energy-efficient extensions in passive optical networks
The rapidly growing popularity of internet-based services has increased the number of end users that are connected to
access networks every year. Internet Service Providers (ISPs) have to deal with an increasing density of access networks
in urban areas and extended reach of the network in remote locations. Existing public network infrastructure requires
new energy efficient and cost effective extension technologies to accommodate new subscribers and to provide the
required bandwidth for new services such as High Definition TV or Video on Demand. This paper presents a study of the
low power Optical Semiconductor Amplifier (SOA). The most important characteristics of the SOA are presented and
compared with other technologies such as Erbium Doped Fiber Amplifier (EDFA). Aspects of the energy consumption
are discussed and potential problems related to the SOA implementation are presented.
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Robert Radziwilowicz, Jose Gama Benitez, Trevor J. Hall, "Energy-efficient extensions in passive optical networks," Proc. SPIE 8007, Photonics North 2011, 80070A (31 August 2011); https://doi.org/10.1117/12.902707