Expand this Topic clickable element to expand a topic
Skip to content
Optica Publishing Group

Four-state discrimination scheme beyond the heterodyne limit

Not Accessible

Your library or personal account may give you access

Abstract

We propose and experimentally demonstrate a hybrid discrimination scheme for the quadrature phase shift keying protocol, which outperforms heterodyne detection for any signal power. The discrimination is composed of a quadrature measurement, feed forward and photon detection.

© 2012 Optical Society of America

PDF Article
More Like This
Four-state discrimination via a Homodyne-Kennedy Hybrid Receiver

Mario A. Usuga, Christian Müller, Christoffer Wittmann, Masahiro Takeoka, Ulrik L. Andersen, and Gerd Leuchs
ED_P1 European Quantum Electronics Conference (EQEC) 2009

QPSK Receiver outperforming the Standard Quantum Limit for any Signal Power

Christian R. Müller, Gerd Leuchs, and Christoph Marquardt
FM3A.6 CLEO: QELS_Fundamental Science (CLEO:FS) 2014

Near-optimal quantum state discrimination of optical coherent states

C. Wittmann, M. Takeoka, K. N. Cassemiro, M. Sasaki, G. Leuchs, and U. L. Andersen
QThK2 Quantum Electronics and Laser Science Conference (CLEO:FS) 2008

Select as filters


Select Topics Cancel
© Copyright 2024 | Optica Publishing Group. All Rights Reserved