Title :
Optical QPSK label recognition by time-space conversion using two-dimensional matched filtering
Author :
Okubo, Keiichi ; Kishikawa, Hiroki ; Goto, Nobuo ; Yanagiya, Shin-ichiro
Author_Institution :
Dept. of Opt. Sci. & Technol., Univ. of Tokushima, Tokushima, Japan
Abstract :
Optical QPSK label recognition using time-to-space conversion, spatial two-dimensional correlation and postprocessing with slits and a delay compensator is proposed. Two-symbol labels at with a reference pulse 160 G baud are numerically proved to be distinguished.
Keywords :
filtering theory; optical communication; quadrature phase shift keying; delay compensator; optical QPSK label recognition; spatial two-dimensional correlation; time-space conversion; time-to-space conversion; two-dimensional matched filtering; two-symbol labels; Delay; High speed optical techniques; Integrated optics; Lenses; Optical filters; Optical imaging; Optical pulses;
Conference_Titel :
Opto-Electronics and Communications Conference (OECC), 2012 17th
Conference_Location :
Busan
Print_ISBN :
978-1-4673-0976-9
Electronic_ISBN :
2166-8884
DOI :
10.1109/OECC.2012.6276702
