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Novel tuneable filter based on MZ and an amplified ring resonator for OFDM networks
(1999-11-08)
A novel reconfigurable fibre based tuneable filter is proposed. The module relies on a cascaded connection of Mach-Zehnders and an amplified fibre ring resonator. MHz range adjustable FHWM bandwidths and high crosstalk are ...
Geometric Calibration of a Hyperspectral Frame Camera
(2016-09-01)
Recently, miniaturised hyperspectral sensors operable from small unmanned airborne vehicle platforms have entered the market. The emerging hyperspectral imaging technologies, based on frame cameras and tuneable filters, ...
Band registration of tuneable frame format hyperspectral UAV imagers in complex scenes
(2017-12-01)
A recent revolution in miniaturised sensor technology has provided markets with novel hyperspectral imagers operating in the frame format principle. In the case of unmanned aerial vehicle (UAV) based remote sensing, the ...
Tuneable sagnac comb filter including two wave retarders
(Optics & Laser Technology, 2010)
Tuneable sagnac comb filter including two wave retarders
(Optics & Laser Technology, 2010)
Fully adaptable band‐stop filter using varactor diodes
(Wiley Periodicals, Inc., 2010)
Fully adaptable band‐stop filter using varactor diodes
(Wiley Periodicals, Inc., 2010)
Switchable and tuneable multi-wavelength ER-doped fibre ring laser using sagnac filters¹
(Laser Physics, 2010)
Switchable and tuneable multi-wavelength ER-doped fibre ring laser using sagnac filters¹
(Laser Physics, 2010)