[PDF] Top 20 Administración de Operaciones de Servicios y Producción

... the structure. Ensuring the artificial structure to behave homogeneously, the length of the unit cell must not exceed the quarter wave length limit (Lay et ...desired isotropic characteristic this ... See full document

... by two techniques, the full-wave simulation of the infinite periodic configuration (by Ansoft HFSS) and from the field distribution of the driven problem by the Matrix-Pencil estimation method (Yingbo and Sarkar, ... See full document

... dual composite right/left- handed (D-CRLH) leaky-wave (LW) structure for dual-polarized antenna application is ...a two-section 3-dB rat-race hybrid and two symmetrical ... See full document

... SIW structure in this design also acts as a metallic cavity which blocks EM wave from radiating away from lateral sides to converge the radiation ...SIW structure is introduced, and average gain ... See full document

... Abstract—A composite right/left-handed (CRLH) half mode substrate integrated waveguide (HMSIW) based leaky wave antenna (LWA) is designed and analyzed in this ...clarified. Two ... See full document

... to left-handed metamaterial (LHM) have attracted a lot of ...the analysis of LHM, some related devices have been presented such as an electrically small dipole antenna with a shell of double negative ... See full document

... circuit analysis matched the measured impedance and reflection phase ...mushroom structure, the flexibility of design for the properties of high impedance surfaces, such as operation frequency, may be ... See full document

... the right hippocampus ...pathophysiological right-left HF asymmetry was noticed in memory processing [9], language acquisition [23], posttraumatic stress disorders [41, 48], and cognitive decline of ... See full document

... A DS-CSRR i.e. Double Slit complementary split-rings resonator as shown in Fig 1(c) can be obtained by introducing two extra slits to a CSRR structure [8]. Also, introducing additional cuts in the edge ... See full document

... by composite right/left handed transmission line is suc- cessfully ...array structure for particular wireless communication use such as WiFi and ... See full document

... Both the distributed oscillators have been analyzed by the nonlinear simulator included in the Advanced Design System (ADS) — Keysight software package. In particular, the linear passive components present in each ... See full document

... Thin plates of various shapes used in naval and aeronautical structures are often subjected to normal compressive and shearing loads acting in the middle plane of the plate (in-plane loads). Under certain conditions such ... See full document

... Figure 7 shows the efficiency η in the radiation range for the two antennas. The 20-cell prototype radiates more power than the smaller 10-cell antenna (50–60% efficiency compared to 30–40%) due to its increased ... See full document

... Network 4 is an asymmetric network, which results in a complex Bloch impedance. Hence matching to a regular RH line with real characteristic impedance is impossible. A symmetrical version of this network can be obtained ... See full document

... of left-handed cell constructed using series interdigital capacitor and shunt inductor whereas the phase enhanced CRLH antenna consists of series interdigital ended with ...the left-handed ... See full document

... In this paper, a CP SIW planar array with four cross slots and tuning vias radiator has been designed, simulated and fabricated to validate the antenna performance. A corporative SIW divider network is used to ... See full document

... extended composite right/left-handed (E-CRLH) transmission ...efficient design of metamaterial ...with two multiplication factors based on E-CRLH transmission ...generate ... See full document

... Interdigital capacitors (IDCs) are useful planar capacitive component, but due to its self resonances, the high frequency response of these capacitors is poor. A short circuit at the end of alternate fingers of ... See full document

... to design leaky wave antennas with predefined be- haviour, guiding structures with certain dispersion character- istics are ...the analysis of the whole structure can be restricted to the ... See full document

... conventional structure as shown in ...The structure with the floating conductor has two advantages with respect to that with a simple slot in the ground plane: The first one is ease of the ... See full document