DocumentCode :
1326541
Title :
Widely Tunable Single-Passband Microwave Photonic Filter Based on Stimulated Brillouin Scattering
Author :
Zhang, Weiwei ; Minasian, Robert A.
Author_Institution :
Inst. of Photonics & Opt. Sci., Univ. of Sydney, Sydney, NSW, Australia
Volume :
23
Issue :
23
fYear :
2011
Firstpage :
1775
Lastpage :
1777
Abstract :
A new ultrawide continuously tunable single-passband microwave photonic filter with very high resolution, is presented. It is based on a stimulated Brillouin scattering technique using a phase modulated optical signal and a dual-sideband suppressed-carrier pump. Results are presented which demonstrate a 1- to 20-GHz measured tuning range, together with continuous tuning, extremely high resolution with a -3-dB bandwidth of only 20 MHz, a single passband, shape-invariant tuning, and a high out-of-band rejection of 31 dB.
Keywords :
UHF filters; band-pass filters; microwave filters; microwave photonics; optical filters; optical modulation; optical pumping; optical tuning; phase modulation; stimulated Brillouin scattering; continuous tuning; dual-sideband suppressed-carrier pump; frequency 1 GHz to 20 GHz; microwave photonic filter; phase modulated optical signal; shape-invariant tuning; single-passband filter; stimulated Brillouin scattering; ultrawide continuously tunable filter; widely tunable filter; Band pass filters; Microwave filters; Microwave photonics; Optical filters; Scattering; Tuning; Microwave filters; microwave photonics; photonic signal processing; stimulated Brillouin scattering (SBS);
fLanguage :
English
Journal_Title :
Photonics Technology Letters, IEEE
Publisher :
ieee
ISSN :
1041-1135
Type :
jour
DOI :
10.1109/LPT.2011.2169242
Filename :
6025266
Link To Document :
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