Title :
True PRBS transmission of DQPSK by differential precoder employing parallel prefix network
Author :
Konishi, Yoshiaki ; Ishida, Kazuyuki ; Kubo, Kazuo ; Mizuochi, Takashi
Author_Institution :
Inf. Technol. R&D Center, Mitsubishi Electr. Corp., Kamakura, Japan
Abstract :
A novel differential precoder using a parallel prefix network for minimum circuit size and speed is proposed. We demonstrate 20 Gb/s RZ-DQPSK transmission of true PRBS31 using conventional gate arrays operating at only 78 Mb/s.
Keywords :
binary sequences; differential phase shift keying; logic arrays; optical communication; optical modulation; precoding; quadrature phase shift keying; random sequences; 20 Mbit/s; 78 Gbit/s; DQPSK; conventional gate arrays; differential precoder; differential quadrature phase-shift keying; parallel prefix network; pseudo random binary sequence; Feedback circuits; Field programmable gate arrays; High speed optical techniques; Information technology; Logic circuits; Optical feedback; Optical fiber communication; Optical modulation; Propagation delay; Research and development;
Conference_Titel :
Optical Fiber Communication Conference, 2006 and the 2006 National Fiber Optic Engineers Conference. OFC 2006
Print_ISBN :
1-55752-803-9
DOI :
10.1109/OFC.2006.215900
