Title :
Detection-time-bin-shift polarization encoding quantum key distribution system
Author :
Ma, Lijun ; Chang, Tiejun ; Tang, Xiao
Author_Institution :
Inf. Technol. Lab., Nat. Inst. of Stand. & Technol., Gaithersburg, MD
Abstract :
A detection-time-bin-shift scheme for polarization encoding QKD is proposed. This scheme reduces cost and overcomes the security loss caused by dead-time and unbalanced characteristics of detectors. This scheme is experimentally demonstrated with the B92 protocol.
Keywords :
cryptographic protocols; light polarisation; optical communication; photodetectors; quantum cryptography; quantum optics; telecommunication security; B92 polarization encoding QKD system; B92 protocol; cost reduction scheme; dead-time characteristics; detection-time-bin-shift; quantum cryptography; quantum encryption; quantum key distribution system; security loss; single photon detectors; Clocks; Costs; Detectors; Encoding; Optical interferometry; Optical polarization; Optical receivers; Optical transmitters; Protocols; Security; (270. 5568) Quantum Cryptography; (270.5565) Quantum Communication;
Conference_Titel :
Lasers and Electro-Optics, 2008 and 2008 Conference on Quantum Electronics and Laser Science. CLEO/QELS 2008. Conference on
Conference_Location :
San Jose, CA
Print_ISBN :
978-1-55752-859-9
