four element antenna array
Compact Four-Element Antenna Array Design for BeiDou Navigation Satellite System Applications
... compact four-element antenna array operating at the BDS B3 ...the antenna element ...individual antenna elements and ensure right-handed circularly polarized (RHCP) ...the ...
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Design of Four Element Array based Antenna with Defected Ground Structure to improve Gain and Return loss
... designed four element array based antenna with defected ground ...patch antenna. Geometrical dimensions of the antenna were optimized to have optimum values for Simple microstrip ...
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Four Element Microstrip Antenna Array with Electromagnetic Band Gap Structure and Silver Material Deposition for Reduced Mutual Coupling
... microstrip antenna array 1 are shown in ...microstrip antenna array 1 is resonating at ...microstrip antenna array 1 is equal to ...microstrip antenna array 1 is a ...
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A Single Layer S/X-Band Series-Fed Shared Aperture Antenna for SAR Applications
... series-fed antenna operating at both S- and X-bands for SAR applications is presented in this ...square-shaped element with microstrip line feeding is used as S-band antenna, and four-groups ...
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Research on GNSS System Single Interference Direction Finding
... with four-element rectangular and linear antenna ...the antenna array. The linear array can only estimate the elevation ...rectangular array can simultaneously estimate ...
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An Arrow Headed Modified Cross Slot Array Antenna with Dual Band Characteristics and Circular Polarisation
... slot array antenna with dual band characteristics and circular polarisation is ...proposed array configuration consists of an array of four arrow headed modified cross slot elements ...
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A Switched Multibeam Antenna Array using Butler Matrix Feed Network
... the array of 4 patch antennas. Basically a 44 matrix consists of four 90 degree hybrids, two 0 dB cross-overs and two 45 degree phase ...end four antenna elements are designed for optimum ...
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Design of a Four-Element MIMO Antenna with Low Mutual Coupling in a Small Size for Satelitte Applications
... MIMO antenna with low mutual coupling, small size, and low envelope correlation ...MIMO- antenna systems in mobile phone for ISM ...MIMO antenna arrangement for wideband applications is proposed in ...
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Circularly Polarized Microstrip Array Antenna for Ground Segment in Quasi-Zenith Satellite System
... system, antenna plays an important role. Therefore, the antenna must meet some requirements, such as high gain, circular polarization, and good ...a four element linear array triangular ...
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A Wideband Medium-Gain Vertically Polarized Omnidirectional Antenna Array
... omnidirectional antenna array (VPOA) with wide bandwidth is proposed in this ...dipole antenna with integrated balun (IB) is introduced to use as the wideband ...Then, four antenna ...
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Four branches Yagi array of microstrip patch antennas design and analysis for wireless LAN application
... an antenna structure which has a four branch element uniform linear array as shown in ...uniform array consists of equal- spaced elements, which are fed with current of equal magnitude ...
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Design Smart Antenna by Microstrip Patch Antenna Array
... as shown in Fig. 3, have been introduced. The aperture coupling is the most difficult of all four coupling methods to fabricate and it has narrow bandwidth. This coupling consists of two substrates separated by a ...
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Eight-Element Antenna Array at 3.5 GHz for MIMO Wireless Application
... between antenna elements is a major limiting ...the antenna elements is due to near-field coupling and the common ground plane for the ...the antenna efficiency and deteriorate the radiation ...MIMO ...
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A Very Compact Circular Adaptive Array for New Generation Mobile Commercial Receivers
... a four-element circu- lar array, illustrated in Figure 1, is analyzed to ensure that it operates effectively in the ...circular array shown above comprises of four modified normal mode ...
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Two Element Microstrip Antenna Array with Defected Ground Structure
... Two Element Microstrip Antenna Array with Defected Ground ...two element microstrip antenna array using trapezium shape defected ground structure ...between antenna ...
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Calculation of Antenna Mode Scattering Based on Method of Moments
... of antenna mode scattering is the reradiation of antenna reflected energy, therefore, this paper presents a precise method for the calculation of antenna mode ...the antenna mode RCS from a ...
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Optimization of Channel Capacity for Indoor MIMO Systems Using Genetic Algorithm
... MIMO antenna design optimization studies are reported in [16] and [17] where the issue of how to appropriately select the number of antennas at the asymmetric base station and mobile units is ...Linear ...
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A Compact Dual-Polarized Antenna for Base Station Application
... As mentioned above, to broaden the input impedance bandwidth of the antenna, strong mutual coupling between the adjacent dipoles is introduced. The simulated results of single polarized antenna without ...
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Rectangular Microstrip Patch Antenna Arrays With Inset for Cellular Phones Application
... the antenna gain as well as directivity by using the antenna arrays and increasing the size of the arrays up to 16x16 arrays and improvement is around ...of antenna and phase shift has been occurred ...
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A Magic-T Integrated 5.8-GHz Repeater Array Antenna Using Dual-Feed Network
... repeater array antenna. The antenna consists of four linearly polarized microstrip antenna elements, a dual-feed network using a slot-T type planar ...The four antenna ...
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