[PDF] Top 20 Mutual Coupling Reduction Using Dumbbell Defected Ground Structure for Multiband Microstrip Antenna Array

... applications, microstrip antennas are preferred because of its advantages such as low profile, lightweight and easy design with multifrequency ...of microstrip antenna is surface wave, which is ... See full document

... Defected ground structures (DGSs) are implemented by etching slots of different shapes in the ground plane, which exhibit miniature size compared to ...the mutual coupling between ... See full document

... reducing mutual coupling between antenna array elements, and reducing unwanted responses (similar to ...phased array, improve the performance of couplers and power dividers, and reduce ... See full document

... low mutual coupling design for two and four elements microstrip antenna array were ...for dumbbell shaped defect on the ground plane of the antenna is inserted ... See full document

... the microstrip antennas in a MIMO wireless communication system are shown in ...polarized microstrip antennas are placed along the x-axis. Both the antenna elements have the same resonant band with ... See full document

... the ground plane of a planar transmission ...design microstrip antennas for different applications, as for instance, cross polarization, mutual coupling reduction in antenna ... See full document

... targets using a new proposed sensor. It consists of two parallel microstrip antennas that are placed on same ground plane with defected ground structure between ...low ... See full document

... shape defected ground structure (DGS) implemented on two element triangular patch microstrip antenna ...the antenna is characterized by varying the geometry and dimension of the ... See full document

... challengeable. Array antennas can significantly improve the efficiency of wireless application ...smart antenna devices with resonant frequency of ...patch antenna arrays have several major ... See full document

... The coupling can result in severe degradation to the antenna’s radiation ...strong coupling when antennas are in close proximity ...the reduction of MC in the array structure are ... See full document

... the mutual coupling as well as optimizing the radiation pattern (Hajilou, 2012), (Ismaiel, 2014), (Xiao, 2011), (Jin, 2012), (Ahmed, 2012), for harmonic frequencies suppression (Chaozhu, 2014), circuit size ... See full document

... the mutual coupling between adjacent elements in an array antenna including the use of cavity backed [2], substrate removal [3], defected ground structures (DGS) [4], ... See full document

... when antenna elements are closely packed. Microstrip patch antennas are well-known antenna types in different kinds of applications, like mobile, airborne and satellite ...the structure has a ... See full document

... including using shorting pins to cancel the capacitive polarization currents of the substrate [10], adding parasitic conducting tape to the middle of two antennas [11, 12], using the dielectric as a band ... See full document

... applications, microstrip antennas are preferred because of their advantages such as low profile, light weight and easy design with multi frequency ...of microstrip antennas is surface wave, which is excited ... See full document

... reduced ground with DGS has been successfully prototyped and simulated in this ...the ground plane, stubs and feed line are optimized to achieve an optimum UWB ...proposed antenna efficiently ... See full document

... is using DGS. The analysis of the rectangular shaped defected ground structure (RS-DGS) and the application of the structure on some microwave ...a microstrip transmission line ... See full document

... the Microstrip patch antenna for WLAN applications. The microstrip antenna has a planar geometry and it consists of a defected ground, a feed, a substrate, a patch and a ... See full document

... and mutual coupling improvement for MIMO applications are constantly ...compact antenna size have gained a lot of ...MIMO antenna for wireless applications carried out in this study to improve ... See full document

... Destructive/Defected Ground Structure (DGS) based microwave circuits. A dumbbell shaped DGS is used to design a microwave ...a dumbbell shaped slotted ground plane is used under ... See full document