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Antenna (Radio)
IOP Conference Series Materials Science and Engineering • Vol 585 • No 1
Phased-array Surface Monitoring Method Based on Compensation Correction Technique
2019
Abstract Phased-array radar has a huge array of microwave feeding network and antenna lobe performance depends on the array amplitude and phase errors. Therefore, it is necessary to monitor the array surface to ensure the performance of the array. In the trad…
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Antenna (Radio)

Device that transmits and receives radio waves

In radio-frequency engineering, an antenna (American English) or aerial (British English) is an electronic device that converts an alternating electric current into radio waves (transmitting), or radio waves into an electric current (receiving). It is the interface between radio waves propagating through space and electric currents moving in metal conductors, used with a transmitter or receiver. In transmission, a radio transmitter supplies an electric current to the antenna's terminals, and the antenna radiates the energy from the current as electromagnetic waves (radio waves). In reception, an antenna intercepts some of the power of a radio wave in order to produce an electric current at its terminals, that is applied to a receiver to be amplified.

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IOP Conference Series Materials Science and Engineering • Vol 585 • No 1
Phased-array Surface Monitoring Method Based on Compensation Correction Technique
2019
Abstract Phased-array radar has a huge array of microwave feeding network and antenna lobe performance depends on the array amplitude and phase errors. Therefore, it is necessary to monitor the array surface to ensure the performance of the array. In the traditional test method, there is a bad test precision and slow speed. In this paper, a monitoring method based on compensation correction technique is proposed. The inside and outside of the measurement method, two kinds of tests complement each other, can cover …
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Phased Array
Computer Science
Active Electronically Scanned Array
Phase (Matter)
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Electronic Engineering
Radar
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