Switched Beam Antenna
A switched beam antenna for cellular communication
... The second stage is about the construction of the prototype switched-beam antenna used to measure the antenna gain and relative power level which displayed using CASSY program.... Komuni[r] ...
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A 2 4 GHz Switched Beam Antenna for Indoor Applications Using Angle of Arrival Estimation
... planar antenna array for ISM band applica- tions at ...is switched beam antenna, namely planar antenna with four meandered slotted triangular elements (PAFMSTE), which is proposed for ...
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A Simple DOA Estimator Using Adjacent Pattern Power Ratio with Switched Beam Antenna
... ESPAR antenna, as an example of switched beam antenna, features a simple hardware structure, which enables the use of switched beam antenna techniques to user terminals in ...
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PLANER IMPLEMENTATION OF SWITCHED-BEAM ANTENNA USING BUTLER MATRIX FEED NETWORK
... Multiple beam smart antennas have wide range of applications. Different multi-beam antenna prototypes are implemented for the applications in base stations [4], to improve the quality of transmission ...
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Switched-Beam Antenna for Wireless Sensor Network Nodes
... and switched-beam antennas in wireless sensor networks are becoming increasingly appealing due to the possibility to reduce transmission power and consequently extend sensor node ...reconfigurable ...
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Switched Beam Antenna Array with Parasitic Elements
... monopole antenna arrays [17–19], dipole antenna array [20] and microstrip patch antenna arrays [21, ...for switched beam control because the actions of the changes in currents of each ...
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An Artificial Neural Network Approach to DOA Estimation and Switched Beamforming in Rectangular Array Based Smart Antennas
... or switched beam antenna array categories. An adaptive antenna array adapts the corresponding reception (or radiation) pattern ideally in real time to optimally fit prevailing spatial signal ...
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INTERNATIONAL JOURNAL OF ENGINEERING SCIENCES MANAGEMENT HYBRID SMART ANTENNA SYSTEM USING DIRECTIONAL ELEMENTS— PERFORMANCE ANALYSIS IN FLAT RAYLEIGH FADING
... adaptive beam forming. Algorithms for adaptive beam forming have departed from the classical least mean square (LMS) type algorithm to more sophisticated constant modulus algorithm (CMA) and the ...
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Uplink Carrier-to-Interference Improvement in a Cellular Telecommunication System When a Six-Beam Switched Parasitic Array Is Implemented
... With beam- forming,CIR can be optimized and therefore improve system ...7-dipole switched beam antenna array at the base station,instead of an omni directional ...the switched ...
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Switched-Beam Antennas For Stratospheric Platform Mobile Communications
... smart antenna technology will add more benefits to the system ...and switched-beam ...the switched-beam antenna system that is more suitable for covering large area ...the ...
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Design and Development of 4G MIMO Antenna
... All of the parameters in a rectangular patch antenna design (L, W, h, permittivity) control the properties of the antenna. Given below is a general idea of how the parameters affect performance, in order to ...
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Design of a Fully Digital Controlled Reconfigurable Switched Beam Concentric Ring Array Antenna Using Firefly and Particle Swarm Optimization Algorithm
... Based on the proposed method, two fitness functions are formulated for generating dual radiation pattern of pencil/pencil and pencil/flat-top beam pairs. The two fitness functions are minimized individually using ...
19
Binary phase controlled multi beam switching antenna array for reconfigurable 5G applications
... recent antenna array design tech- niques to realize multi-beam is discussed ...to beam-switch along the azimuthal plane along 360° without the use of conventional butler matrices, phase feeding ...
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Simulation of Rectangular Microstrip Patch Antenna
... Microstrip antenna elements radiate efficiently as devices on microstrip printed circuit ...patch antenna consists of a radiating patch on one side of a dielectric substrate with a continuous metal layer ...
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Beam-Forming and Beam-Steering Capabilities of a Reconfigurable Plasma Antenna Array
... conventional antenna arrays the direction and the width of the main lobe is determined, to a large extent, by the relative positions of the elements and the RP thereof ...main beam can in principle be ...
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A Wideband and Dual Frequency Three-Dimensional Transition-Fed Circular Patch Antenna for Indoor Base Station Application
... 2. ANTENNA DESIGN AND GEOMETRY STRUCTURE In this paper, a novel three dimentional cicular patch transition-fed antenna with a regular stacked pach and a ring stacked patch is proposed to achieve broadband ...
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Slot-Fed Switched Patch Antenna for Multiple Frequency Operation
... patch antenna for multi-frequency operation is presented. The antenna is fed by a coplanar waveguide via capacitive coupling ...The antenna allows easy reconfigurability of the frequency band of ...
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A Dual Beam Scanning Microstrip Antenna
... of antenna arrays are embedded on the ground plane. Likewise, the antenna structure is similar to the conventional leaky wave antenna in this ...
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Relationship between Stepper Motor Step-angle and Satellite Dish Antenna Diameter and Beam-Width
... As the figure illustrates, in the direct connection if we use hybrid stepper motor which has a 1.8° step- angle as an example, and operate it in a full-step operation mode, then the antenna diameter must be less ...
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RF MEMS for Reconfigurable Antenna using GSO Algorithm with ANN
... From the above study we will be able to get the possible outcome of the work with remarkable efficiency which is able to use for designing and optimizing the MEMS for reconfigurable antenna. With the help of the ...
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