An InP-based integrated modulated coherent state source for differential phase shift quantum key distribution

Title

An InP-based integrated modulated coherent state source for differential phase shift quantum key distribution

Authors

Ozan Çirkinoglu, Rui Santos, Kevin A. Williams, Xaveer J.M. Leijtens

Abstract

A low-cost integrated differential phase shift QKD transmitter, which consist of a distributed Bragg reflector laser, a phase modulator, and Mach-Zehnder modulator sections for pulse carving and optical attenuation is presented. Initial characterization results of the laser, and the modulator sections are demonstrated.

Venue

24th annual IEEE Photonics Benelux Symposium 2019

Place and Date

Netherlands, Amsterdam, 21 – 22 November 2019

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