Abstract: In order to solve the real-time positioning problem of flexible wearable ultrasonic transducer array unit under dynamic conditions, a new transducer array based on button flexible structure ...

U.S. President Donald Trump has repeatedly pushed for the acquisition of Greenland. The administration’s goal of asserting a greater U.S. presence in the Danish territory could have significant ...

Abstract: This paper presents a 4096-channel, 1.13mW/ch pixel-level driver circuits for optical phased arrays. A 12-bit R-2R DAC is employed to provide high-precision digital voltage control. The ...