[PDF] Top 20 J. Microw. Optoelectron. Electromagn. Appl. vol.14 número2

... A finite impulse response FIR filter whose impulse response corresponds to the transmitted PN sequence reversed in time, i.e., a filter matched to the test signal, is used in the recei[r] ... See full document

... The Fig. 1 shows the elementary unit of a photonic quasicrystal and the cross section of PQCF with twelve-fold symmetry, proposed in this paper. For analysis of the dispersion, the central region of the cores 2 and 3 are ... See full document

... for instance, WiMax (wireless interoperatibility for microwave access) for some Asian and European countries operating at 3.3 - 3.7 GHz, WLAN (wireless local area network) IEEE 802.11a operating at 5.15 - 5.85 GHz and X ... See full document

... It is observed from data in Figs.11 –14 and from Table I that the 80 pF-based sensor presents reduced measurement sensitivity when compared to the 220 pF-based sensor. Although the frequency spectra of 80pF and ... See full document

... The unit cells of the structure prevent 17% of the incident light (for the normal incident case). Therefore, there is 83% transparency in the visible electromagnetic wave band. Fig. 13 is about the comparison of the ... See full document

... The mutations are the combination of gene duplication and spatial Gaussian distribution [14], in proportion the proportion of 20% and 80%, respectively. These relations were determined after some benchmark tests ... See full document

... Tan, “Enhanced performance of substrate integrated waveguide bandstop filter using circular and radial cavity resonator,” International Journal of Engineering and Technology, vol. Sarra[r] ... See full document

... As the WAMG method accomplishes the coarse grid correction on the low frequency subspace V, an ideal smoother method should remove the high frequency projection W e.. The Euclidian norm[r] ... See full document

... In order to change the H-DGS LPF to H-DGS BPF, a novel LPF-BPF-transformation method using DGS resonator and gap s as J-inverter has been presented. To demonstrate its potential, H- bandpass filters with ... See full document

... We used an algorithm called Multiple Objective Particle Swarm Optimization with Crowding Distance and Roulette Wheel to generate the non-dominated solutions, considering[r] ... See full document

... not only the core structure but also the cladding structure is very important. When large band-gaps are obtained in the cladding, the fiber can possess desirable properties such as a low confinement loss and a broadband ... See full document

... magnitude and phase of the communication parameters. However, with the increase of data rate, it was found that relevant values of signal delay or group delay seem also necessary for example, to insure the signal ... See full document

... Based on the properties of optical burst flows and bandwidths provisioning in the networks, optimal solutions have been discussed related to OBS network architecture employing optic[r] ... See full document

... For numerical calculation of the reflection and transmission characteristics, we used the well- established spectral domain moment method (SDMM) which consists in solving by method of moments the integral equation of the ... See full document

... Abstract − In this letter, a methodology is proposed for automatically (and locally) obtaining the shape factor c for the Gaussian basis functions, for each support domain, in order to i[r] ... See full document

... The W-shape slot is created in the ground plane on both sides of the feed line as shown in Figure.. 2aV[r] ... See full document

... Role of the number of metal rods layers around the defect in PBG structure has also been illustrated for confining the desired mode and deciding the diffractive quality factor.. PBG ca[r] ... See full document

... Finally, we discuss a practical application of the peak tracking techniques to a fiber Bragg grating-based weight sensor, in which we applied the spectral correlation to track both th[r] ... See full document

... Etched FBGs wavelength shifts as a function of ethanol concentration in ethanol-water mixtures for both gratings at 20.0 ºC and 3.0 ºC (experimental points and polynomial fits).. The d[r] ... See full document

... [4] Wang X., Athanasios V. Vasilakos, Min Chen, Yunhao Liu, Ted "Taekyoung" Kwon, "A Survey of Green Mobile Networks: Opportunities and Challenges", in ACM/Springer Mobile Networks and Applications ... See full document