نتایج جستجو برای: microstrip discontinuities
تعداد نتایج: 14164 فیلتر نتایج به سال:
In this work, measurement of the single-molecule magnet (SMM) spin state using a microstrip resonator is considered theoretically. An analysis of the SMM spin dynamics and the interaction between the microstrip and the SMM is presented. The interaction of the SMM with the microstrip causes a shift of the microstrip resonance frequency. An analytic expression for the maximum frequency shift is d...
AbstactThe study of microstrip patch antennas has made great progress in these days. This is mostly due to their versatility in terms of possible geometries that makes them applicable for many dierent situations. Compared with conventional antennas, microstrip patch antennas have more advantages and better prospects like low cost, lighter in weight, low profile, smaller in dimension, low volume...
Abstract: Microstrip antenna is low coast, light weight, and easy to connect with the electric circuit, but it have some drawbacks such as low bandwidth and low gain. In this paper planar microstrip antenna is proposed to enhanced gain and bandwidth. The new design is have modified ground plane and periodic patch. The bandwidth and gain are enhanced, when compared with the traditional rectangul...
One of the advantages of microstrip patches over conventional antennas is their small size. However, there are many present day applications where even these small radiators are too large. Conventional microstrip antennas assume infinitely large ground plane dimensions and thus they are large in size. The size of ground plane is the limitation of antenna characteristics and compactness. In this...
In transmission-reflection method, the microstrip transmission line coated with an organic polymer as an overlay is used to estimate the permittivity of the polymer film. Scattering parameter response of the microstrip line varies as the permittivity of the overlay or its thickness changes. The permittivity is estimated by minimizing the difference between the theoretical (computed from the ana...
381 Abstract— A monopole triangular shaped, broadband, compact microstrip patch antenna with shorting pin is presented in this paper. By defecting the ground plane bandwidth of 38.7% with respect to center frequency of a Microstrip patch antenna has been achieved which can be used for WLAN application. 82.4% size reduction has also been achieved by using shorting pin of a microstrip patch anten...
Acknowledgments The Author would like to kindly thank Prof. Georg Splitt for his valuable advice and consenting to the use of the Mstrip40 program, Dr. Graham French for the inspiration and motivation behind the lab manual. Dedication This manual is dedicated to the staff who have taught, encouraged and guided me throughout my course at the University of Canberra. Foreword There is a need for a...
This paper describes a new microstrip patch antenna which is presented by using a IE3D software .These antenna is named as “Designed and simulation of modified H shaped microstrip patch antenna”. A simulation result has been obtained which states that the microstrip patch antenna possess predictable multi band characteristics. The result shows that the designed antenna can operated in three dif...
This paper introduces a new geometry of a rectangular microstrip patch antenna that improves the performance of a conventional microstrip patch antenna .This antenna is designed to operate at 5.38 GHz with enhanced bandwidth of 11.15%. For the desired result, a triangular notch is inserted into the patch antenna. The proposed geometry provides improvement in other radiation parameters like gain...
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