This paper proposes a novel planar inverted-F antenna (PIFA) with metamaterial loaded on the ground plane. The metamaterial is composed of an array of Jerusalem cross-shaped PEC structure. Simulation results show that...
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Chaos characteristic analysis of the phase-locked loop (PLL) synthesizer has been made in this paper based on the phase model of it, and we conclude the state equation of this model and the condition when the system b...
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A Tm laser pumped Mid-IR all solid-state laser is reported. A thulium laser is used to directly drive a ZnGeP2 optical parametric oscillator (OPO) with 1.99μm output to generate the 3∼5μm wavelength. Diode pumped T...
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In this paper, a wideband circularly polarized (CP) microstrip antenna with capacitively coupled feed is presented. There is a pair of slits and two pairs of truncated corners on the patch. A metallic disk connected t...
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Brain Computer Interface (BCI) provides a direct communication channel from brain to peripheral equipment. Common Spatial Patterns (CSP) is wildly used to extract features for electroencephalogram (EEG). However, basi...
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The design and fabrication of nanostructures based on titanium dioxide (TiO 2) have attracted much attention because of their low cost,non-toxicity,stability,and potential applications in industry and ***,one-dimensio...
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The design and fabrication of nanostructures based on titanium dioxide (TiO 2) have attracted much attention because of their low cost,non-toxicity,stability,and potential applications in industry and ***,one-dimensional (1D) structured titanates have been used as titanium source to prepare TiO 2 nanostructures with various crystalline phases,shapes,sizes,exposed facets,and hierarchical *** the synthetic strategies,hydrothermal method is a facile route to controllable preparation of well-crystalline TiO 2 in one ***,we review our recent progress in transferring 1D titanates into TiO 2 nanostructures through hydrothermal method,including the transformation mechanism and applications.
Linear array CCD acquisition system is generally used for high precision measurement and control field. In this paper, firstly introduce a design of linear array CCD acquisition system that provide two features of adj...
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Described a laser range-gating imaging principle, pointed out the key issues in system design, design and implementation of FPGA-based laser range-gating images systems. System uses the rangefinder, adjustable pulsed ...
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Approximate Entropy (ApEn) is a regularity statistic that quantifies the unpredictability of fluctuations in a time series and can classify complex systems. This study, ApEn is used to extract features from motor imag...
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The patch antenna with metamaterial lens can effectively enhance the gain of the antenna. A new type of metamaterial lens is proposed in this paper, it is easy to distinguish as double negative metamaterial, presentin...
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