[PDF] Top 20 J. Microw. Optoelectron. Electromagn. Appl. vol.11 número1

... rainfall rate is inhomogeneous in space and time [11]. Rain gauge records show short intervals of higher rain rate imbedded in longer periods of lighter rain. Weather radar observations show small areas of higher ... See full document

... Frequency-selective surfaces (FSS) are formed by a two-dimensional array of metallic patterns printed on a dielectric substrate [1]-[2]. FSS are of two categories: patch array and aperture array, and they exhibit ... See full document

... Another important consideration for the accuracy of a PolSAR remote sensing model is the dielectric properties of the media that constitute each layer. Specialized literature reveals a variety of such properties, for ... See full document

... Optimal Design of Double Folded Stub Microstrip Filter by Neural Network Modelling and Particle.. Swarm Optimization.[r] ... See full document

... A novel L-strip fed circular microstrip antenna has been presented for ultra wideband application. An equivalent circuit was given for the structure and calculations were carried out for circular patch of 11 mm ... See full document

... Using Eq. (18) and the values of Table I, we present in Table II estimations for the BERs before and after propagation. Experimental results indicate that BERs are lower than 10 -13 , before transmission, and lower than ... See full document

... The pre-fractal is heavily invested in antenna design and microwave devices because it is space compact, multi-band and it has many other attractive features that make it an eligible choice for various microwave ... See full document

... The input impedance results considering the aluminum and CFC plates were also similar, as shown in Fig. 7 (a). The maximum percentage deviation at the frequency of 1575 MHz was 0.1% (CFC[a]), 11.7% (CFC[b]) and 1.8% ... See full document

... Hence, an efficient power control is needed to overcome this problem and to enhance the performance and throughput of the optical network [12]. This could be achieved via signalDtoD interference (SINR) optimization ... See full document

... Figure 11 shows the BER and received power performance of one S band channel (1492 nm) measured in an ONT receiver when the wavelength of the laser is thermally changed by +/- ... See full document

... Abstract — This paper presents Artificial Neural Network (ANN) implementation for the Radio Frequency (RF) and Mechanical modeling of lateral RF Micro Electro Mecha[r] ... See full document

... Recent years, many PC based optical devices are proposed and designed such as power splitters [6], multiplexers [7], demultiplexers [8], polarization beam splitters [9], triplexers [10], switches [11], directional ... See full document

... Many design parameters and principles are associated with the periodic structure, such as element shape, size, lattice geometry, dielectrics, grating lobes, and Wood’s anomaly. Some of the most common element shapes are: ... See full document

... Two dimensional Finite Element Method coupled to electrical circuit equations are considered and, in the simulations, the induction motor is voltage fed. The Moving Band technique is used to taking into account the rotor ... See full document

... Spectral Domain Analysis of Double Screen Frequency Selective Surfaces.. Antonio Luiz Pereira de Siqueira Campos.[r] ... See full document

... [9] Mathematica, Wolfram Research. <http://www.wolfram.com/products/ mathematica/>. [10] C. A. Balanis, Antenna Theory: Analysis and Design, 3rd ed., New York: John Wiley, 2005. [11] J. J. H. ... See full document

... section (RCS) of low - observable platforms. The antenna scattering is related with its feed port termination. This scattering may be the problem for the design of antenna with low RCS and good radiation characteristic ... See full document

... The Transmission Line Matrix (TLM) method [6]-[11] was rarely used for modeling this kind of phenomena, the first approach modeling quantum properties of two energy level atomic systems were proposed in [8]. In ... See full document

... polycrystalline HTSC materials have enhanced the development of Superconducting Fault Current Limiter (SFCL) devices [6]. In fact, the resistive current limitation uses a difference between an on- state (superconductor - ... See full document

... 9(a) provides the maximum values of the electric field given by the real problem (the domain with the rounded corner) and by the profile term in the unbounded domain for several corner r[r] ... See full document