Radiation pattern
Dielectric lens antennas
... Internal reflections may be especially critical in integrated lens antennas. For instance if the feed is at the centre of an hemispherical lens, all reflected rays travel back along the same path of the corresponding ...
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INVESTIGATIONS ON THINNING AND THICKENING LINEAR ARRAYS
... Woodward Lawson method [5,6] consists of sampling the desired pattern and the locations. Therefore the excitation function for a continuous line source and the excitation levels for a discrete array are found. ...
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Broadband integrated lens for illuminating reflector antenna with constant aperture efficiency
... bidirectional radiation pattern from such printed elements to become predominantly directed to- wards the reflector, a high permittivity lens is usually placed directly on top of the printed antenna ...feed ...
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Dual-Port Dual-Wideband Annular Slot Antenna with Stable Unidirectional Pattern
... Abstract — This article describes the design of a dual-wideband annular slot antenna. The proposed structure has been optimized to operate in the typical bands of mobile communication systems (0.824-0.960 GHz and ...
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J. Microw. Optoelectron. Electromagn. Appl. vol.16 número2
... Another important application of linear array is null control [1], [5]-[6], [9]. The null control refers to control the radiation pattern in a way such that a relatively small amount of power is ...
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Design of a New Model of Multiband Miniature Antenna Near Isotropic
... In this paper, we propose a new slotted multiband antennas simulated at different frequencies. The insertion of slots in the patch gives a good adapting frequency with various forms on the radiation ...
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Antenna with optimized pattern for simultaneous reception of terrestrial signals and signals of geostationary satellites
... The increased gain in vertical polarization, described in Sect. 2.2, is due to a common mode current excited at the base of the vertical feed section. A small fraction of a com- mon mode current is also excited using a ...
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A Multiple U Slotted Rectangular Micro-strip Patch Antenna
... simulated radiation pattern in 2D are shown in figure (4) and the Smith chart is shown in figure (5) and radiation pattern in 3D is also shown in figure (6) for the ...
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J. Microw. Optoelectron. Electromagn. Appl. vol.13 número1
... the radiation patterns of wideband ...the radiation pattern of a broadband antenna for a large frequency ...frequency-domain radiation pattern for broadband antennas without the need to ...
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J. Microw. Optoelectron. Electromagn. Appl. vol.11 número1
... Abstract— In this paper a truncated corner rectangular microstrip antenna (TCRMA) is analyzed in the presence of carbon fiber composite (CFC) material. Simplified carbon fiber composite models are proposed and the ...
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New observables and techniques for the study of jets in hadron collisions
... Jet substructure studies aim at extracting information from the radiation pattern inside jets. The information gathered from these studies is extremely valuable because it can be employed in a multitude of ...
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DESIGN OF HYBRID COUPLER CONNECTED SQUARE ARRAY PATCH ANTENNA FOR Wi-Fi APPLICATIONS
... antenna. Radiation pattern is a graph which shows the variation of actual field strength of electromagnetic field at all points which are at equal distance from ...of radiation pattern will be ...
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Compact beam-steerable lens antenna for 60-GHz wireless communications
... the radiation pattern or the input reflection coefficient of the horn and if reflections at the elliptical interface for the tilted cases do not cause excessive gain scan ...
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Feasibility of radiation dose range capable to cause subacute course of radiation syndrome
... Результаты. При радиационных авариях, сопро- вождавшихся кратковременным облучением в дозах, превышающих 1 Гр, развивалась острая симптома- тика в виде рвоты, лихорадки, диареи, резких из- менений клеточного состава ...
2
Sao Paulo Med. J. vol.129 número2
... 8. Fisher J, Scott C, Stevens R, et al. Randomized phase III study comparing Best Supportive Care to Biaine as a prophylactic agent for radiation-induced skin toxicity for women un- dergoing breast irradiation: ...
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MATERIALS AND METHODS Gamma Radiation
... peanuts and beans which are seed propagated. Many induced mutants have been released as the cultivars and several others have been used as parents in the pedigree of some leading cultivars (Ahloowalia and Maluszynski ...
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Biometrical and morphological analyses of Macrobrachium olfersii (Wiegmann, 1836) (Crustacea, Decapoda, Palaemonidae) embryos exposed to UVA and UVB radiation
... To evaluate the effects of UVA and UVB radiation, ovigerous females were divided into two experimental groups. In group I, ovigerous females with eggs from embryonic day 3 (E3) to E6 were exposed once to a UVA ...
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RELATIONSHIP BETWEEN LANDCOVER PATTERN AND SURFACE NET RADIATION IN AN COASTAL CITY
... net radiation using meteorological data and Landsat 5 TM images of the four seasons in the year ...net radiation were determined by correlation analysis, partial correlation analysis, stepwise regression ...
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Pattern Operators for Grid Environments
... The implementation of Patterns and Operators relies on Layer 1 defined in Figure 6.1. Namely, they are integrated as entities in a Composition Environment (Levels 1 and 2 in Layer 1 in the Figure) and benefit from a ...
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The Abstract Factory Pattern
... Strategy pattern is much like the State pattern in outline, but a little different in ...Strategy pattern consists of a number of related algorithms encapsulated in a driver class called the ...State ...
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