QPSK receiver outperforming the standard quantum limit for any signal power

Muller CR, Leuchs G, Marquardt C (2014)

Publication Type: Conference contribution

Publication year: 2014

Publisher: Optical Society of America (OSA)

Conference Proceedings Title: Optics InfoBase Conference Papers

Event location: USA

ISBN: 9781557529992

DOI: 10.1364/cleo_qels.2014.fm3a.6

Abstract

We present a quantum receiver for the discrimination of quadrature phase-shiftkeyed signals that approaches the Helstrom bound for any signal power. The discrimination isperformed via adaptive displacements prior to a single photon detector. © 2014 Optical Society of America.

Authors with CRIS profile

Gerhard Leuchs
Christoph Marquardt Lehrstuhl für Experimentalphysik (Optik)

Involved external institutions

Max-Planck-Institut für die Physik des Lichts (MPL) / Max Planck Institute for the Science of Light DE Germany (DE)

How to cite

APA:

Muller, C.R., Leuchs, G., & Marquardt, C. (2014). QPSK receiver outperforming the standard quantum limit for any signal power. In Optics InfoBase Conference Papers. USA: Optical Society of America (OSA).

MLA:

Muller, Christian R., Gerd Leuchs, and Christoph Marquardt. "QPSK receiver outperforming the standard quantum limit for any signal power." Proceedings of the CLEO: QELS_Fundamental Science, CLEO_QELS 2014, USA Optical Society of America (OSA), 2014.

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