[PDF] Top 20 La evolución del empleo y del paro durante el año 2001 según la Encuesta de Población Activa

... between two metal strips on a single layer (Type-A) or between two layers (Type-B) as shown in ...proposed antenna are measured using Agilent N5222A ...the antenna is calibrated in an anechoic ... See full document

... pattern reconfigurable stacked patch microstrip array antenna fed by aperture-coupled ...The antenna consists of three substrate layers with radiating elements sorted at substrate layer ... See full document

... degree; port 1 (in x- axis) is 90 degree offset from port 2, generating ...The antenna simulated, works as a linearly polarized antenna, when only one port, either port 1 or 2, ... See full document

... It was originally developed by Professor Zoltan Cendes and his students at Carnegie Mellon University. ANSYS HFSS software is the industry standard for simulating 3-D, full-wave, electromagnetic fields. Its gold-standard ... See full document

... an antenna having two wideband ranges ...monopole antenna for wireless handsets ...be integrated with panels to provide a uniform coverage within the ... See full document

... polarization antenna can be used to mitigate signal fading loss caused by multipath effects in wireless local area networks (WLANs) ...the antenna can be switched between linear and circular polarization, it ... See full document

... users. Reconfigurable antennas provide a potential solution to solve the antenna problems related to the cognitive radio system using the ability to switch frequency, radiation patterns and ...a ... See full document

... paper, reconfigurable high gain split ring resonator microstrip patch antenna is designed and ...type antenna is to achieve multiband application which is the demand of current ... See full document

... of antenna, the currents surfaces for the unloaded and loaded antenna were ...the two-targeted bands ...the microstrip patch antenna mainly radiates at the edges, which means ... See full document

... the Antenna is a device that allow transfer of signal to Waves and In other words it is a means for radiating and receiving radio waves ...of antenna depend on the applica- tion being addressed , the ... See full document

... suspended microstrip meshed patch antenna integrated with a polycrystalline silicon solar cell for Ku-band satellite applications is proposed and ...This antenna element is a basic ... See full document

... an antenna which is not only being small in size but also are ...efficient reconfigurable electrically small antenna that can be easily integrated into the ... See full document

... frequency reconfigurable microstrip patch antenna for Bluetooth, WLAN and Radar ...Rectangular patch antenna with inset feeding is used as radiating ...each antenna Return ... See full document

... of microstrip patch reconfigurable antenna is done using HFSS software using PIN diode depending on the status of PIN diode ...rectangular patch antenna. The two resonant ... See full document

... with reconfigurable antennas In this paper, frequency reconfigurable microstrip patch antenna is ...of two patches with same shapes in order to tune for multiple ...The ... See full document

... of two different material differ by its constitutive parameters dielectric constant, permeability and ...of antenna contain substrate of dielectric constant in the range of 2 to 16 [1], sandwiched by tow ... See full document

... of two substrates separated by a common ground plane in between ...radiating patch element and the feedline are not in direct connection; the radiating patch is etched on top of the substrate and the ... See full document

... stacked reconfigurable microstrip patch antenna are ...stacked microstrip patch can be reconfigured to support two distinctly different operating frequency bands with ... See full document

... polarization reconfigurable antenna is introduced, the geometry of the antenna is shown in ...The microstrip antenna is designed on a dielectric substrate with relative permittivity of ... See full document

... so microstrip antenna used for performing this operation should provide wider bandwidth as well as their size should be compact so that it should occupy less space while keeping the size of device as small ... See full document