Titlebook: Optical Communications; Advanced Systems and Alberto Paradisi,Rafael Carvalho Figueiredo,Eduard Book 2019 Springer Nature Switzerland AG 20

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Multilevel Pulse Amplitude Modulation Transmissions for Data Center Applications,a rate for short distances and/or with low complexity, such as Data Center interconnects. In this sense, this chapter aims to evaluate key features requirements for PAM4 transmissions focusing on short-reach DC applications. Therefore, we present a software to emulate PAM4 transmission at a high bau

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Ultrafast Electro-Optical Switches Based on Semiconductor Optical Amplifiers,and ultrafast transition times between operational states together with reduced guard times. A discussion on devices performance is accomplished through experimental characterizations of SOAs’ nonlinear properties and its oscillatory behavior. Switching techniques and mounting schemes are presented

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Coherent Optical Access Networks,y influenced the evolution of optical communication systems as a whole, including fiber-based access networks, which constitute the last mile of an optical system, directly connecting the edge IP network to the end users. This chapter is devoted to coherent optical access networks. The main intent o

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High-Capacity Unrepeatered Optical Transmission,t are densely populated but in which the challenges imposed by climatic and environmental limitations are not straightforward to overcome. This chapter focuses on high-capacity unrepeatered optical transmission systems to enable high-speed connectivity in hard-to-reach areas. An optimization method

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High-Order Modulation Formats for Future Optical Communication Systems,lation formats combined with more complex forward error correcting codes, nonlinear compensation, and probabilistic shaping. Beyond performance enhancement, power consumption is also an issue. This chapter focuses on some simulation results of using supervised phase recovery algorithm for complexity

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Narrow Linewidth and Compact External-Cavity Lasers for Coherent Optical Communications,igh-speed and high-order modulation formats optical systems for telecom. Using cavity design techniques, a narrow linewidth and high output power laser suitable for manufacturing is presented. It is presented the operation principle of the tunable mirror which is used as channel selector for the ext

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,Photonic Devices for Submarine Optical Amplifiers,. These activities are under the scope of a Brazilian project and accomplish the photonic integrated circuit design, fabrication and packaging. The developed technology must have high-reliability in order to target submarine applications. Simulation and experimental results are also presented, to pr

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