Microstrip Antennas
Review of Some Investigations on Rectangular Microstrip Antennas with Embedded Slots
... of microstrip antennas are their low efficiency, low power, high Q (sometimes in excess of 100), poor polarization purity, poor scan performance, spurious feed radiation and very narrow frequency bandwidth, ...
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An Approach to Equivalent Circuit Modeling of Rectangular Microstrip Antennas
... The narrowband equivalent circuit of a rectangular microstrip patch antenna (RMPA) has been related to the physical dimensions of the antenna [10]. Kajfez proposed a systematic approach to calculate the equivalent ...
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Review of Circularly Polarized Microstrip Antennas for RFID Application
... tag antennas are normally linearly polarized, circularly polarized (CP) reader antennas have been used in UHF RFID systems for ensuring the reliability of communications between readers and tags ...
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Broadband Microstrip Antennas Using Coplanar Feed-Line
... Abstract—This paper proposes two novel broadband microstrip antennas using coplanar feed-line. By feeding the patch with a suitable shape of the coplanar line in the slot of the patch, the broadband ...
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Left Handed Material Based Directive Microstrip Antennas
... of microstrip antennas [5]. Design then tunable narrowband antennas are the best solution for ...reconfigurable antennas are those antennas in which operating frequency can be ...
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Artificial Intelligence in the Estimation of Patch Dimensions of Rectangular Microstrip Antennas
... Microstrip antennas are used in a wide range of mobile communication applications which demands multi band and/or wideband frequency operations, high power gain omni directional radiations patterns ...
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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 ...The microstrip antennas are good ...
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Support Vector Characterisation of the Microstrip Antennas Based on Measurements
... Two kinds of theoretical approaches can be exploited in characterizing the resonant frequency, bandwidth, input impedance of the patch antennas. The first group starts from initial physical assumptions, which ...
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Review on CPW – Fed Microstrip Antennas
... shaped microstrip antenna A common rectangular patch antenna can be represented by means of the equivalent ...E-shaped microstrip antennas are ...
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Design of Low Cost Microstrip Antennas for Wireless Sensor Networks
... Microstrip antennas are frequently used in today's wireless communication systems because of their low profile, light weight and low production cost which widely have been researched and developed in the ...
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Design, Fabrication and Comparison Of Microstrip Antennas for L-Band Applications
... A Microstrip antenna consists of conducting patch on a ground plane separated by dielectric ...substrate. Microstrip antennas have extensive applications as transceivers in wireless sensor networks ...
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Shorted Circular Microstrip Antennas for 50 Ω Microstrip Line Feed with Very Low Cross Polarization
... impedance-agile microstrip antennas (MSAs) has attracted increasing attention due to miniaturization and ease of integration with microwave circuits and devices [1–8, 10–12, ...triangular antennas ...
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Designing and modeling of compact microstrip antennas using new nanocomposite materials
... compact microstrip antennas using new polymer nanocomposite magneto ...compact microstrip antenna are iron oxide polymer nanocomposite magnetic ...with antennas and standard fabrication ...
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Designing of Microstrip Feed Antenna by Combining Circular and Square Microstrip Antennas
... However microstrip antennas have disaffects also, narrow bandwidth being a serious ...a Microstrip Patch antenna using proposed by various researchers is by cutting slots on ...a microstrip ...
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Proximity fed Broadband Microstrip Antennas
... broadband microstrip antenna is realized by fabricating the patch on lower dielectric constant thicker substrate in conjunction with proximity feeding ...broadband antennas, are not ...circular ...
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On the Design of Slot Cut Circularly Polarized Circular Microstrip Antennas
... two orthogonal modes, to realize CP response. To improve the gain, three layer suspended design of slot cut CP CMSA is also proposed which gives gain of more than 3 dBi. In the reported literature on slot cut CP CMSAs, ...
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Study of Impedance-matching and Other Characteristics of Microstrip Antennas
... Results suggest that undergraduate students in Puerto Rico perceive computer and information technology fields as being oriented to computers, but they don't identify it as m[r] ...
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Broadband and Dual Band Modified Rectangular Microstrip Antennas
... band microstrip antenna is by cutting the slot at an appropriate position inside the ...rectangular microstrip antenna and plus shaped slot cut broadband rectangular microstrip antenna is ...
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Analysis of Broadband Slot Cut Semi Circular Microstrip Antennas
... The broadband designs of slot cut SCMSAs are discussed. It was observed that the quarter wavelength approximation of slot length does not give closer result. Therefore to get an insight into the functioning of slot cut ...
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Design and Simulation of Different Shapes Microstrip Antennas A Literature Review
... In this paper we present a survey in the comparison of different microstrip antenna .Here we found Return loss ranging from -16dB to -44dB, Bandwidth percentage 2% to 6%, VSWR (voltage standing wave ratio) < 2 ...
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