Abstract: This work presents the development of a miniaturized ultrasonic liquid viscosity monitoring system based on piezoelectric micromachined ultrasonic transducers (PMUTs) array. The system ...

Array’s first quarter was marked by a sharp decline in revenue and earnings per share relative to analyst expectations. Management attributed this divergence to strong progress in tower tenancy growth ...

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Abstract: In this paper, we consider the problem of array gain-phase error self-calibration and direction of arrival (DOA) estimation for uniform linear arrays. We ...