Title :
Novel optical generation of ultrawideband (UWB) signals using quadratic nonlinear interactions seeded by mormal/dark pulses
Author :
Wang, Jian ; Sun, Qizhen ; Sun, Junqiang
Author_Institution :
Wuhan Nat. Lab. for Optoelectron., Huazhong Univ. of Sci. & Technol., Wuhan, China
Abstract :
We report two approaches to generate optical ultrawideband (UWB) signals using quadratic nonlinear interactions in periodically poled lithium niobate (PPLN) seeded by either normal or dark pulses. Pairs of polarity-inverted UWB monocycle pulses are obtained.
Keywords :
lithium compounds; optical frequency conversion; optical pulse generation; optical waveguides; ultra wideband technology; LiNbO3; dark pulses; normal pulses; optical ultrawideband signal generation; periodic poling; polarity-inverted UWB monocycle pulse; quadratic nonlinear interactions; sum-frequency generation; waveguide; Fiber nonlinear optics; Nonlinear optics; Optical pulse generation; Optical signal processing; Optical waveguides; Probes; Pulse amplifiers; Signal generators; Stimulated emission; Ultra wideband technology;
Conference_Titel :
Optical Communication, 2009. ECOC '09. 35th European Conference on
Conference_Location :
Vienna
Print_ISBN :
978-1-4244-5096-1
