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 ...

Abstract: This paper presents a CMOS readout circuit for three-dimensional (3D) integration of single-photon avalanche diode (SPAD) arrays. The compact pixel architecture incorporates active quenching ...

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UK foreign minister says Ethiopia visit to focus on migration Britain's foreign minister said she would use a visit to Ethiopia on Monday to focus on measures to try to stem rising numbers of migrants ...