Title :
Improving a lossy photon detector with an imperfect CNOT gate
Author :
Brown, K.L. ; Kim, M.B. ; Richardson, Chuck ; Dowling
Author_Institution :
Dept. of Phys. & Astron., Louisiana State Univ., Baton Rouge, LA, USA
Abstract :
We improve a lossy detector by using a CNOT gate to copy the classical information from the state into an ancilla qubit. This scheme works even when the CNOT gate introduces errors into the circuit.
Keywords :
photodetectors; quantum gates; quantum optics; CNOT gate; ancilla qubit; classical information; lossy photon detector; Adaptive optics; Detectors; Logic gates; Loss measurement; Measurement uncertainty; Optical detectors; Photonics;
Conference_Titel :
Lasers and Electro-Optics (CLEO), 2012 Conference on
Conference_Location :
San Jose, CA
Print_ISBN :
978-1-4673-1839-6
