low cost gain antennas
New Traveling Wave Antenna Resonating at 6 GHz Based on Artificial Transmission Line Metamaterial Structures for RF Portable Devices
... a low-profile antenna consisting of a metal layer over a dielectric substrate and ground ...patch antennas are that they radiate with moder- ately high gain in a direction perpendicular to the sub- ...
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Detection of Brain Tumor using GVF and Watershed Segmentation
... fractal antennas. All the antennas are designed by using low cost FR4 glass epoxy substrate with relative permittivity of ...VSWR, gain etc. The results of existing antennas ...
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High Gain Antennas for WLAN Applications
... For patch antenna design , selection of substrate material is very important. Selection of substrate depends on thickness, dielectric constant and loss tangent. Thicker substrate provide better efficiency ,larger ...
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Low Profile, High Gain and Wideband Circularly Polarized Antennas Using Hexagonal Shape Parasitic Patches
... CP antennas have many advantages over linearly polarized (LP) ...and cost of the ...and low permittivity dielectric ...peak gain of ...peak gain of 8 dBic; however, the antenna design ...
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Design of Low Cost Microstrip Antennas for Wireless Sensor Networks
... miniaturized, low-cost, and easy to manufacture monopole antenna is ...The gain of the antenna has to be improved for long range applications. A low cost microstrip dipole antenna for ...
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Gain Enhancement of Microstrip Antennas using Array Structures for Wireless Applications
... volume, low profile configuration, cost effective and facilitates easy ...of antennas are designed for comparison purposes and also to provide variety for use as per the requirement of communication ...
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Low Cost 60 GHz New Thin Pyralux Membrane Antennas Fed by Substrate Integrated Waveguide
... maximum gain of 7.6 dBi and 12.4 dBi around 60 GHz, respectively. In order to reduce the back radiation, we developed slot coupled antennas with substrate integrated waveguide (SIW) technology. Measurements ...
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Three Optimized Omnidirectional Microstrip Antennas (OMA) for WLAN Applications
... need antennas with omnidirectional radiation pattern in the azimuth plane and narrow beam width radiation pattern in the elevation plane for large service area ...microstrip antennas are good candidates for ...
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Design of a Novel Low-Cost High-Gain Dual-Polarized Antenna by Suspended Cylinder and Shorting Strips
... station antennas with wide bandwidth, high unidirectional gain, and stable radiation pattern are in demand and have received intensive study [2, ...polarized antennas are widely used because they can ...
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Antenna Gain Enhancement by Using Low-Infill 3D-Printed Dielectric Lens Antennas
... and cost-effective method is gain enhancement using dielectric lenses, placed on top of source antennas such as microstrip patch antennas (MPAs) or substrate integrated waveguide (SIW) slot ...
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A Survey on Beam Steering Techniques in Planar Antennas
... sized low profiled antennas with planar structure , easily integrable and low fabrication cost antennas have become highly ...their antennas need to possess enhanced gain ...
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INVESTIGATION, DESIGN, CONSTRUCTION AND TESTING BROADBAND ANTENNA FOR RADIO TELESCOPE ARRAY RECEIVER
... as gain and the bandwidth an antenna can ...high gain antennas are required. The focus here is on low cost antennas and since the standard ones like the half wave dipole and the ...
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DESIGN OF E-SHAPE PATCH ANTENNA FOR WIRELESS APPLICATIONS
... printed antennas have been largely studied due to their advantages over other radiating systems in applications such as aircraft, spacecraft, satellite and missiles, where size, weight, cost, performance, ...
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On the MIMO Channel Capacity of Multi Dimensional Signal Sets
... diversity gain or full multiplexing gain as well as employing multi-dimensional signal sets, in the quest for more error-resilient, power-efficient and bandwidth-efficient MIMO channel coding ...
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Compact UHF RFID Handheld Reader Antenna and Array Based on Resonant Quadrifilar Spiral Structure
... The gain bandwidth ( > 2 dBic) can cover the frequency band from 902 MHz to 928 MHz, which is suitable for most of the popular UHF RFID systems in the ...the gain, beam scanning and low side-lobe ...
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MIMO BROADCAST CHANNELS WITH COORDINATION OF BASE STATION FOR DATA TRANSMISSION
... multiple antennas at both the transmitter and ...multiple antennas at both transmitter and receiver clearly provide enhanced performance over diversity systems where either the transmitter or receiver, but ...
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Design improvement and prototyping of a Testbed for the Calibration and RFI Mitigation Algorithms used in OLFAR
... A new generation of radio telescopes is being developed. Using nano satellite tech- nology it will soon be possible to deploy a swarm of satellites that can function to- gether as one large radio telescope. One of the ...
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Design and Testing of High-Performance Antenna Array with a Novel Feed Network
... dBi gain and an aperture efficiency of ...antenna gain of over 22 dBi and an aperture efficiency of above 50% over the desired ...high gain and broadband ...
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Q-Band Single-Layer Planar Fabry-Perot Cavity Antenna with Single Integrated-Feed
... prototype antennas with different maximum gain values are designed and ...accepted gain and the gain bandwidth of the designed antennas are estimated which later will be compared to the ...
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Internal Antennas Performance Evaluation in Mobile Handsets
... Radio frequency (RF) exposure is one of the main concerns of using a mobile phone. Although the radio frequency emissions of wireless handsets are classified as non-ionising they are able to transfer energy in the form ...
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