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Jiayi Zhao, Jingjing Hu, Pengcheng Deng, Runze Yu, Ruoxian Liu, Mingshan Zhao and Yiying Gu
In this paper, a novel approach to achieving a wideband tunable dual-passband microwave photonic filter (MPF) is proposed based on optical-injected distributed feedback (DFB) semiconductor lasers and a dual-output Mach?Zehnder modulator (DOMZM). The fund...
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Olga Zaichenko, Nataliia Zaichenko
Pág. 145 - 152
The subject matter of article is the process of measuring the parameters of microwave signals and tracts. The goal of work is implementation on FPGA of a multi-robe method for measuring parameters of signals and tracts with an increasing of accuracy due ...
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Qi Hao, Xiuhua Fu, Shigeng Song, Des Gibson, Cheng Li, Hin On Chu and Yongjing Shi
TiO2 deposition using separate regions for sputtering and oxidation is not well investigated. We optimized process parameter for such as oxygen flow and microwave power to produce high quality TiO2 filters for Stereo/3D imaging applications. This deposit...
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Pinggui Wang, Xiuhua Fu, Des Gibson, Lewis Fleming, Sam Ahmadzadeh, Cheng Li, Manu Muhiyudin, Shigeng Song, David Hutson, David Moodie, Calum MacGregor and Matthew Steer
In this work, performance improvements are described for a low-power consumption non-dispersive infrared (NDIR) methane (CH4) gas sensor using customised optical thin film bandpass filters (BPFs) centered at 3300 nm. BPFs shape the spectral characteristi...
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Md. Mehedi Hasan, Mohammad Rashed Iqbal Faruque and Mohammad Tariqul Islam
A new compact left-handed meta-atom for S-, C- and Ku-band applications is presented in this paper. The proposed structure provides a wide bandwidth and exhibits left-handed characteristics at 0°, 90°, 180° and 270° (xy-axes) rotations. Besides, the left...
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