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POLMUX-QPSK modulation and coherent detection: The challenge of long-haul 100G transmission
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2009
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Wireless CommunicationsLong-haul 100GEngineeringOptical Transmission SystemOptical Wireless CommunicationOptical PropertiesCoherent Optical CommunicationModulation TechniqueOptical CommunicationOptical NetworkingFree-space Optical NetworkPhotonicsMultiplexingOptical TransmissionComputer EngineeringSignal ProcessingOptical Transmission SystemsCoherent DetectionModulation CodingPolmux-qpsk ModulationOptoelectronics
The rise of coherent detection and digital signal processing is drastically changing the design of optical transmission systems. In this paper we review the challenges and opportunities offered by such receivers in the design of long-haul 100G systems.