نتایج جستجو برای: planar array

تعداد نتایج: 195749  

1998
Juha Juntunen Keijo Nikoskinen Kari Heiska

Diversity reception is a widely used technique in radio communications to reduce signal fading due to complex propagation environments. Fading is caused by multipath propagation of the radio signal in complex environments, which in practice are either downtown areas in large cities or indoor environments. This presentation is focused on the design problem of an antenna array, which could be use...

Journal: :IEEE Transactions on Antennas and Propagation 1986

Journal: : 2023

A synthetic aperture radar (SAR) sensor antenna is the main concern in this research work. The specifications are settled according to link budget of a project funded by Egyptian Space Agency. should achieve 30 dBi gain and an SLL less than -27 dB with low-profile simple structure. proposed array 16 x 18 planar elements that based on microstrip technology. consists linear arrays each. Each elem...

Journal: :Journal of Electromagnetic Analysis and Applications 2015

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