Electrically Small
Electrically small antennas: The art of miniaturization
... An Electrically small antenna, the largest dimension of the antenna are enclosed within the sphere of radius ...the electrically small antenna the dimensions of which are directly related to ...
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Efficient Electrically Small Oblate Spheroidal and Spherical Antennas in Shells with Negative Permittivity
... Implementation of the discussed antennas depends on progress in technology of mediums with negative permittivity. Negative permittivity in microwave frequency range can be realized using plasma [2, 5, 6, 7], yet ...
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A Derived Physically Expressive Circuit Model for Electrically Small Radiating Structures
... An electrically small loop is a magnetic-type antenna because its stored reactive energy is mainly ...An electrically small thin-strip square loop and a meandered loop are investigated with ...
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Planar Dual Band Electrically Small Antenna Based on Double Negative Metamaterials
... A coaxially fed dual-band electrically small antenna based on double-negative metamaterials is presented in this letter. The antenna consists of a microstrip patch antenna as driven element and a ...
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Selective Electron Beam Melting Manufacturing of Electrically Small Antennas
... of electrically small antennas (ESA) in literature fabricated using novel techniques, the three-dimensional (3D) powder bed fusion (PBF) printing process, the antenna design process, as well as the ...
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Electrically Small Antenna Inspired by Spired Split Ring Resonator
... electrically small semi-circular loop antenna (ESSCLA) is ...cost, small size, and light weight and will be applied to wireless communication systems for required small ...
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SRR-Loaded Metamaterial-Inspired Electrically-Small Monopole Antenna
... an electrically small antenna, which is represented in ...an electrically small antenna by determining the Chu limit k × a, where a is the smallest radius of the sphere containing the antenna, ...
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Electrically Small Magnetic Probe with PCA for Near-Field Microwave Breast Tumors Detection
... an electrically small magnetic probe combined with principal components analysis (PCA) technique for microwave breast cancer detection is ...an electrically small square loop antenna ...
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An Electrically Small Antenna Using Defected Ground Structure for RFID, GPS and IEEE 802.11 a/b /g /S Applications
... A tri-band DGS incorporated electrically small antenna operating at 926 MHz, 1.57 GHz and 2.48 GHz is presented. The measured return loss shows the bandwidth of 1.7% at 926 MHz, 2% at 1.57 GHz and 2% at ...
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An Electrically Small Low-Profile and Ultra-Wideband Antenna with Monopole-Like Radiation Characteristics
... An electrically small, low-profile, ultra-wideband antenna with monopole-like radiation type is presented. The antenna is composed of a top-loading hat, two crossed substrates and a ground plane. The ...
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Optimized Reconfigurable Electrically Small Planar Microstrip Patch Antenna Loaded with Metamaterial
... reconfigurable electrically small planar microstrip patch antenna loaded with square shaped split ring resonator metamaterial with micro-splits is ...
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Electrically Small ACS-Fed Flipped MIMO Antenna for USB Portable Applications
... Abstract—An electrically small Asymmetric Co-planar Strip (ACS)-fed MIMO antenna for USB wireless applications is ...two electrically small antennas inserted inside a 3D-printed USB ...
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Optimal Design of Electrically-Small Loop Receiving Antenna
... an electrically-small loop antenna and recommended useful, accurate formulas for the predicted resistance, inductance, effective permeability, and ...
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Electrically-Small Circularly-Polarized Quasi-Yagi Antenna
... decades, electrically small antenna (ESA) is a hot topic in antenna research due to its compact form and potential usefulness in many wireless communication systems ...possess small physical sizes in ...
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A Method for Matching Parasitic Unidirectional Electrically Small Array
... This paper will give numerical and experimental verifications that by placing an inductive stub near the feed of a unidirectional parasitic array, this array can be well matched to a 50-Ω coaxial cable and achieve a ...
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The Conductance Bandwidth of an Electrically Small Antenna in Antiresonant Ranges
... Broadening of the VSWR bandwidth is explained by an impact of the reflected wave on the input port of the antenna. An antenna is matched with its feed line only at resonant frequency. In vicinity of the resonant ...
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Description of Electrically Small Resonant Antennas by Electric and Magnetic Dipoles
... of electrically small resonant antennas has been decomposed into radiation from electric and magnetic dipoles upon applying successively the approach of assigning current density to dipole moments and the ...
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Analysis of Electrically Small Size Conical Antennas
... Abstract—It has long been known that the conical antenna has broadband characteristics and good radiation efficiency. The design considerations in reducing the size of top loaded conical antenna by using posts with lumped ...
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Design of electrically small top loaded antennas for GPS applications
... of small high frequency antennas continues to be a challenge while maintaining required bandwidth and low quality ...for small antennas reactance will be very ...
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Some Far Field Features of Cylindrical Microstrip Antenna on an Electrically Small Cylinder
... Physically the obtained result is explained by that the field is substantially concentrated nearby the cylinder of a small wave size. Similarly to a planar microstrip antenna, the spherical wave field decreases, ...
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