circularly polarized
Removal of Beam Squinting Effects in a Circularly Polarized Offset Parabolic Reflector Antenna Using a Matched Feed
... The use of an offset parabolic reflector configuration becomes limited due to its serious drawback of introducing the beam squinting effects [1–3], when illuminated by a circularly polarized primary feed. The ...
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Design of a Circularly Polarized Microstrip Antenna for WLAN
... design circularly polarized single layer patch antenna ...proposed circularly polarized microstrip patch antenna has very small size, wide bandwidth, moderate gain and very good axial ratio ...
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Free free scattering theory in circularly polarized laser field for polarized potential
... 1681 | P a g e (6) where is the amplitude and is the frequency of the electric field, and are the unit vectors along two orthogonal directions in the polarization plane and is the vector potential representing the laser ...
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A Reconfigurable Dual-Broadband Circularly Polarized Antenna by Orthogonal Slot Technique for RFID Reader
... In recent years, RFID technology has been developed rapidly and appeared in many applications such as warehouse and retail item management. Circularly polarized radiation is necessary for a reader antenna ...
7
A Stacked Broadband Circularly Polarized Microstrip Antenna
... This paper introduces the design and simulation of a innovative stacked structure of a broadband circularly polarized microstrip patch antenna. The circular patch design with L-probes feed technology and ...
7
A Broadband Circularly Polarized Square Slot Antenna
... the circularly polarized wave for the global satellite communications (GPS ...broadband circularly polarized antenna after repeated testing and ...
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Wideband Single-Feed Circularly Polarized Antenna
... In this paper, in order to enhance the bandwidth of the single-feed circularly polarized antenna, a novel patch antenna with parasitic elements is presented. This antenna is composed of an L-shaped probe ...
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Design of a Broadband Circularly Polarized Antenna Array
... A sequentially fed circularly polarized antenna array with broadband performances is proposed in this paper. According to the measured results, for the four-element array the measured −10 dB impedance ...
9
Multiband Circularly Polarized Stacked Microstrip Antenna
... Abstract—In this paper, a multiband circularly polarized capacitive coupled stacked microstrip antenna is proposed. The multiband circular polarization (CP) is achieved by corner truncation, embedding slits ...
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Circularly Polarized Yagi-Uda-Like Transmitarray
... generate circularly polarized (CP) wave, every two of the strips are inclined anti-clockwise with an angle of α = 5 ◦ starting from the one facing Port ...
8
Inertial displacement of a domain wall excited by ultra short circularly polarized laser pulses
... In summary, we have shown photon-helicity-dependent inertial DW motion excited by ultra-short circularly polarized LPs. We found that the domain wall only deforms during the short excitation. After ...
7
Broadband CPW-Fed Circularly Polarized Antenna with an Irregular Slot for 2.45 GHz RFID Reader
... “Circularly polarized square slot antenna with a pair of inverted-L grounded strips,” IEEE Antennas and Wireless Propagation Letters, ...broadband circularly polarized square slot antenna with ...
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Review of Circularly Polarized Microstrip Antennas for RFID Application
... linearly polarized, circularly polarized (CP) reader antennas have been used in UHF RFID systems for ensuring the reliability of communications between readers and tags ...[1,2].Circularly ...
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Dual-Band Circularly Polarized Deformed Monopole Antenna
... Abstract—A novel dual-band circularly polarized monopole antenna fed by coplanar waveguide (CPW) is proposed. Deformed monopole and asymmetrical ground are utilized to achieve dual-band characteristic, by ...
8
Ka-Band Low Profile Circularly Polarized Reflectarray
... the circularly polarized (CP) antenna has been chosen widely because of its robustness against environmental interference ...linearly polarized feed can be used where its polarization runs parallel ...
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Gain Enhancement for Circularly Polarized Microstrip Patch Antenna
... In the literature, CSSSRR has been widely used [6, 7]. The CSSSRR unit contains two coupled open loops; therefore, it has two gaps. A similar unit denoted by gapped ring pair element was studied in [8]. In [8], we have ...
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Bandwidth Enhancement of Circularly Polarized Square Slot Antenna
... Abstract—Bandwidth enhancement technique of circularly polarized square slot antenna is presented in this paper. A square slot antenna with the components of L-probe separated could achieve an axial ratio ...
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A Multi-Band Circularly Polarized Square Patch Antenna
... A circularly polarized antenna can receive signals in all ...a circularly polarized antenna has been designed by cutting a rectangular slot at the centre of a square ...
5
Stacked Circularly Polarized Microstrip Antenna for RFID Applications
... Based on above considerations, the proposed antenna has been designed and fabricated, with measured results obtained only for the return loss bandwidth. Geometry is designed for universal UHF RFID reader application and ...
8
Circularly-Polarized Stacked Annular-Ring Microstrip Antenna
... Circularly-polarized microstrip patch antennas are widely used in navigation systems and satellite communications due to their low cost, light weight and ease of fabrication. Circular polarization is ...
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