National Institute of Information and Communications Technology, Incorporated

Ben Puttnam

Naoya Wada

Yoshinari Awaji

Luis Ruben Soares

Mendinueta Jose Manuel Delgado

Tetsuya Kawanishi

Atsushi Kanno

Satoshi Shinada

Ruben Soares Luis

Georg Friedrich Rademacher

It is therefore an object of the disclosure of this document to attain a data transmission system with a simple transmitter implementing polarization multiplexing using either DML or EAM and a receiver with only one PD. A data transmission systemwhich comprises a transmitterand a receiver, wherein the transmittercomprises a first signal processorand an optical signal generator, the optical signal generatoroutputs an optical signal which comprises X and Y polarization components, e(t) and e(t), and wherein the first signal processorreceives a first data stream, S, and a second data stream, S, and controls the X and Y polarization components to reflect the first and the second data streams, respectively, wherein the receivercomprises only one photodetectorand a second signal processor

Polarization division multiplexing intensity modulation system and method using the system

A SDH receiver which comprises a first polarization beam splitter, a second polarization beam splitter, a first separator, a second separator, a third separator, a fourth separator, a first 90-degree polarization rotor, a second 90-degree polarization rotor, a first hybrid detector, a second hybrid detector, a third hybrid detector, a fourth hybrid detector, and a signal processor

Polarization insensitive self-homodyne detection receiver for spatial-division multiplexing systems

The receiverfor self-homodyne detection comprises a coherent detection system and a direct detection system. The receiver comprises a polarization splitter, a first splitter, a 90 degree polarization rotor, a hybrid detector, a first balanced detector, and a processor

Polarization insensitive self-homodyne detection receiver

To provide a self-homodyne detection communication system capable of using a space-division multiplexing signal as a signal for communication. The present invention relates to a space-division multiplexing apparatusincluding a multi-core fiberhaving multiple cores. The space-division multiplexing apparatususes cores other than a corefor self-homodyne detection among the multiple cores included in the multi-core fiberas coresfor communication. The space-division multiplexing apparatus is configured to include a pilot-tone guiding unitand a self-homodyne detection unit

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Koganei, Japan

Ben Puttnam