circularly polarized ring antenna
Comparative Analysis of a Circularly Polarized Microstrip Antenna with a Cross Slot using Single and Double Substrate
... Circularly polarized printed slot antennas are widely used in satellite communication and recent wireless communication application due to their advantages such as large impedance bandwidth, low profiles ...
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Single Feed Circularly Polarized Antenna Loaded with Complementary Split Ring Resonator (CSRR)
... The basic properties of metamaterials are discussed in [17]. Pendry et al. first proposed an artificial μ -negative structure that consists of array of split ring resonators (SRRs) [18], and later Smith et al. ...
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A Compact Circularly Polarized Microstrip Ring Antenna Using a Slotted Ground for GNSS Applications
... square ring strip, wherein an inverted L-shaped strip and a small rectangular patch are embedded on its upper left corner and lower right corner for improving circular polarization ...proposed antenna, ...
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Investigation on Circularly Polarized Ring Dielectric Resonator Antenna for Dual-Band Wireless Applications
... tilted modified square aperture generates circular polarized (CP) wave in both the operating frequency bands. For verifying the simulated results, practical model of the proposed antenna has been fabricated ...
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A Circularly Polarized Elliptical-Ring Slot Antenna Using an L-Shaped Coupling Strip
... Abstract—A circularly polarized (CP) elliptical-ring slot antenna is ...The antenna has been investigated numerically, and prototype of the presented antenna is fabricated and ...
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Development of an Elliptical Annular Ring Microstrip Antenna with Sine Wave Periphery
... the antenna size and broadening of the bandwidth [8– ...reduced antenna size will be ...to circularly-polarized L-band applications such as global positioning system (GPS), synthetic aperture ...
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A Single-Feed Dual-Band Dual-Sense Circularly Polarized Microstrip Antenna
... proposed antenna is shown in Figure ...The antenna is composed of a radiating patch with a ring slot, two substrates with an air layer sandwiched between them, a metal ground and a capacitive ...
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Novel Circularly Polarized SIW Cavity-Backed Antenna with Wide CP Beamwidth by Using Dual Orthogonal Slot Split Rings
... straight-slot antenna, which is illustrated in Figure 2(a). The polarized characteristic of the radiation wave is perpendicular to the ...the antenna and facilitate the use of dual slots, the ...
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Circularly Polarized Ultra Wide Band Ring Shaped DGS Microstrip Antenna for Wireless Applications
... microstrip ring shaped antenna is ...Proposed antenna geometry is simulated using HFSS simulation ...simulated antenna and fabricated ...
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A Circularly Polarized Circularly-Slotted-Patch Antenna with Two Asymmetrical Rectangular Truncations for Nanosatellite Antenna
... an antenna as a radio wave transmitter and ...satellite antenna for ionospheric research is such as [3] by using a quadrifilar helical antenna and [4] with crossed-dipole, but this antenna has ...
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Design of a Broadband Circularly Polarized Antenna Array
... Figure 6 shows the geometry of the proposed 2 × 2 array. The feed network is an open square ring. The four elements are arranged in a sequentially rotating configuration and connected to the feed network by four ...
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Multiband Circularly Polarized Stacked Microstrip Antenna
... multiband circularly polarized microstrip antennas are in great demand in current wireless communication system because they overcome the problems of mutual coupling and negative effect on the overall system ...
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Circularly Polarized Patch Antenna with Frequency Reconfiguration
... Patch Antenna was presented. The proposed antenna consists of a rectangular patch etched with rectangular ring ...and ring slot. This construction allows independent control of antenna ...
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A Broadband Circularly Polarized Antenna Based on Cross-Dipoles
... Circularly polarized microstrip patch antennas are highly popular in a vast number of applications such as Satellite Communications Systems, Global Positioning System (GPS), and Radio Frequency ...
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Analysis of Circularly Polarized Ring Slot Antenna Fed by Coupling Strip with Resistive Loading
... the antenna for the analysis to the CP axial ratio, and the remainder structure can be treated as a two-port reciprocal network, in which Port 1 and Port 2 are respectively set at the two edges of the coupling ...
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Wide Beam Circularly Polarized Microstrip Antenna with Parasitic Ring for CNSS Application
... The antenna is very essential element of communication as it is used for a transmitting and receiving electromagnetic ...single-feed circularly-polarized (CP) wide beam microstrip antenna is ...
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CIRCULARLY POLARIZED MICROSTRIP SHORT BACKFIRE ANTENNA WITH TWO RING CORRUGATED RIM
... 1. Screen 2. Screen Substrate 3. Feed line 4. Feed substrate 5. Ground (D2) 6. Rim 7. Rectangle Cross-Slot 8. Patch 9. Patch substrate 10. Small Reflector (D1) 11. Additional substrate. 12.Small reflector Substrate 13. ...
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A High-Performance Circularly-Polarized Rectenna for Wireless Energy Harvesting at 1.85 and 2.45 GHz Frequency Bands
... dual-band circularly polarized rectenna operating in the 1800- MHz GSM-band and 2450-MHz ISM-band are reported in this ...single antenna and a single rectifier. The antenna contains two ...
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A Compact Stacked Circularly Polarized Annular-Ring Microstrip Antenna for GPS Applications
... Circularly polarized microstrip antennas are widely used as effective radiators in many fields such as global positioning system (GPS), radio frequency identification (RFID) with the advantages of low ...
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Parametric Studies on the Circularly Polarized Stacked Annular-Ring Microstrip Antenna
... annular- ring microstrip antenna (ARMSA) is another available structure to realize circular polarization ...annular ring also involves introducing perturbation segments [3, 4] or adding feeding ...
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