Ultrasonic sensing device

• Main Authors: Tsai, Julius Ming-Lin, Berger, Renata Melamud, Lloyd, Stephen
• Format: Patent
• Language: English
• Published: 31.08.2021
• Subjects: CALCULATING; COMPUTING; COUNTING; ELECTRICITY; HANDLING RECORD CARRIERS; INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIRCHEMICAL OR PHYSICAL PROPERTIES; MEASURING; MICROSTRUCTURAL TECHNOLOGY; PERFORMING OPERATIONS; PHYSICS; PRESENTATION OF DATA; PROCESSES OR APPARATUS SPECIALLY ADAPTED FOR THE MANUFACTUREOR TREATMENT OF MICROSTRUCTURAL DEVICES OR SYSTEMS; RECOGNITION OF DATA; RECORD CARRIERS; TESTING; TRANSPORTING

An electronic device comprises a CMOS substrate having a first surface and a second surface opposite the first surface. A plurality of ultrasonic transducers is provided having a transmit/receive surface. A contact surface is piezoelectrically associated with the plurality of ultrasonic transducers...