Supported by the National High Technology Research and Development Programme of China(No.2009AAJ128,2009AAJ208,2010AA7010422)
A hybrid decoding algorithm is proposed for nonbinary low-density parity-check (LDPC) codes, which combines the weighted symbol-flipping (WSF) algorithm with the fast Fourier trans- form q-ary sum-product algorit...
supported by the National High Technology Research and Development Program of China (No.2009AAJ128);the Science Foundation of Naval University of Engineering (No.HGDQNJJ11022)
Considering fluctuant dark count rate in practical quantum key distribution(QKD) system,a new decoy-state method with one vacuum state and one weak decoy state is presented based on a heralded single photon source(HSP...
supported by the National High Technology Research and Development Program of China(No.2009AAJ128)
A three-state protocol for the SARG04 decoy-state quantum key distribution(QKD)based on an unstable source is presented. The lower bound to the secure key generation rate is derived without using the basic hypothesis ...