Inventor

BURNS DAVID WILLIAM

US58 patents

⚠️ This page may combine multiple inventors who share the name “BURNS DAVID WILLIAM”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

BURNS DAVID WILLIAM

QUALCOMM INC

Micromechanical ultrasonic transducers and display

Piezoelectric ultrasonic transducer and process

Finger/non-finger determination for biometric sensors

Layered filtering for biometric sensors

Display with peripherally configured ultrasonic biometric sensor

Air/object determination for biometric sensors

Ultrasonic authenticating button

Fingerprint sensor with bioimpedance indicator

Multifunctional pixel and display

Multifunctional pixel and display

Multi-functional ultrasonic fingerprint sensor

Biometric system with photoacoustic imaging

Trust broker authentication method for mobile devices

Three-port piezoelectric ultrasonic transducer

Air/object determination for biometric sensors

Devices and methods of sensing combined ultrasonic and infrared signal

Multi-stage liveness determination

Devices and methods of sensing

In-cell multifunctional pixel and display

Integrated piezoelectric micromechanical ultrasonic transducer pixel and array

Receive-side beam forming for an ultrasonic image sensor

Fingerprint enrollment and matching with orientation sensor input

Display with backside ultrasonic sensor array

Hybrid capacitive and ultrasonic sensing

Hybrid capacitive and ultrasonic sensing

Asset accessibility with continuous authentication for mobile devices

Biometric sensor with force detection and ultrasonic imaging capability

Biometric sensor with force detection and ultrasonic imaging capability

Biometric sensor with finger-force navigation

Biometric system with photoacoustic imaging

Multi-stage liveness determination

Fingerprint sensor device and methods thereof

Ultrasonic biometric system with harmonic detection

Multi-spectral ultrasonic imaging

Ultrasonic imaging devices and methods

Test techniques for assessing ultrasonic fingerprint sensors

Biometric system with photoacoustic imaging

Ultrasonic imaging devices and methods

STEPHANOU PHILIP JASON

Touchscreen with bridged force-sensitive resistors

Stacked lateral overlap transducer (SLOT) based three-axis accelerometer

Micromachined piezoelectric three-axis gyroscope and stacked lateral overlap transducer (slot) based three-axis accelerometer

Piezoelectric microphone fabricated on glass

Microspeaker with piezoelectric, metal and dielectric membrane

Piezoelectric microphone fabricated on glass

SNAPTRACK INC

Transducer with piezoelectric, conductive and dielectric membrane

Ultrasonic sensor with bonded piezoelectric layer

Transducer with piezoelectric, conductive and dielectric membrane

Stacked lateral overlap transducer (SLOT) based three-axis accelerometer

GANAPATHI SRINIVASAN KODAGANALLUR

Controller architecture for combination touch, handwriting and fingerprint sensor

GRUHLKE RUSSELL WAYNE

Optical touch device with pixilated light-turning features