DocumentCode :
263974
Title :
Generation of FCC-compliant ultra-wideband waveforms using directly modulated semiconductor distributed-feedback laser
Author :
Quang Trung Le ; Briggmann, Dieter ; Kuppers, F.
Author_Institution :
Tech. Univ. Darmstadt, Darmstadt, Germany
fYear :
2014
fDate :
July 30 2014-Aug. 1 2014
Firstpage :
12
Lastpage :
16
Abstract :
In this manuscript, we demonstrate experimentally the generation of U.S. Federal Communications Commission (FCC)-compliant ultra-wideband (UWB) waveforms based on direct modulation of semiconductor distributed-feedback laser, optical filtering and chromatic dispersion effect in single-mode fiber. The intensity modulation and the frequency modulation of the directly modulated laser are combined by the optical filter, which performs a photonic electro-optical derivative operation. The laser oscillation effect as well as the influence of chromatic dispersion in single-mode fiber are studied. Higher-order derivative of Gaussian pulse, which satisfies Federal Communications Commission regulation for indoor wireless communications, are obtained with precise laser control and dispersion management.
Keywords :
distributed feedback lasers; indoor communication; integrated optics; integrated optoelectronics; intensity modulation; optical communication equipment; optical control; optical fibre dispersion; optical fibre filters; optical modulation; radio-over-fibre; semiconductor lasers; ultra wideband communication; FCC-compliant ultra-wideband waveforms; Federal Communications Commission; Gaussian pulse; chromatic dispersion effect; directly modulated semiconductor distributed-feedback laser; dispersion management; indoor wireless communications; intensity modulation; laser oscillation effects; optical filtering; photonic electro-optical derivative operation; precise laser control; single-mode fiber; Lasers; Optical fiber dispersion; Optical fiber networks; Optical fibers; Optical pulses; AM-FM conversion; Access network; direct modulation; doublet waveform; frequency modulation; monocycle waveform; optical-wireless converged network; passive optical network; radio-over-fiber; semiconductor laser; transmitter; ultrawideband;
fLanguage :
English
Publisher :
ieee
Conference_Titel :
Communications and Electronics (ICCE), 2014 IEEE Fifth International Conference on
Conference_Location :
Danang
Print_ISBN :
978-1-4799-5049-2
Type :
conf
DOI :
10.1109/CCE.2014.6916672
Filename :
6916672
Link To Document :
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