Inventor
Strohmann Jessica Liu
US40 patents
Patents
40 patentsUS10515255B2Dec 24, 2019
Fingerprint sensor with bioimpedance indicator
QUALCOMM INC28 citations94
US10438040B2Oct 8, 2019
Multi-functional ultrasonic fingerprint sensor
QUALCOMM INC7 citations84
US11087109B1Aug 10, 2021
Apparatus and method for ultrasonic fingerprint and force sensing
QUALCOMM INC9 citations80
US11436857B1Sep 6, 2022
Ultrasonic sensor system with higher-frequency and lower-frequency areas
QUALCOMM INC6 citations75
US10552658B2Feb 4, 2020
Biometric sensor with finger-force navigation
QUALCOMM INC4 citations73
US11003884B2May 11, 2021
Fingerprint sensor device and methods thereof
QUALCOMM INC5 citations72
US10410034B2Sep 10, 2019
Ultrasonic biometric system with harmonic detection
QUALCOMM INC3 citations72
US11798307B2Oct 24, 2023
Under-display ultrasonic fingerprint sensors for foldable displays
QUALCOMM INC1 citations71
US10956709B1Mar 23, 2021
Anti-spoofing devices and methods involving acoustic shear waves
QUALCOMM INC2 citations71
US12284481B2Apr 22, 2025
Audio speaker and proximity sensor with piezoelectric polymer technology
QUALCOMM INC1 citations64
US12494080B2Dec 9, 2025
Devices configured for near-field ultrasonic imaging
QUALCOMM INC0 citations62
US11703578B2Jul 18, 2023
Ultrasonic sensor array control to facilitate screen protectors
QUALCOMM INC1 citations62
US11625955B1Apr 11, 2023
Fingerprint sensor with force or pressure feedback
QUALCOMM INC1 citations62
US11430249B2Aug 30, 2022
Passive acoustic fingerprint sensor
QUALCOMM INC0 citations62
US11393239B2Jul 19, 2022
Multiple-frequency ultrasonic sensor system
QUALCOMM INC0 citations62
US11392249B2Jul 19, 2022
Broadband ultrasonic sensor
QUALCOMM INC0 citations62
US11346927B2May 31, 2022
Ultrasonic sensor array control to facilitate screen protectors
QUALCOMM INC0 citations62
US11275923B2Mar 15, 2022
Ultrasonic fingerprint sensor with low-frequency vibration source
QUALCOMM INC0 citations62
US11182587B2Nov 23, 2021
Ultrasonic fingerprint sensor with low-frequency vibration source
QUALCOMM INC0 citations62
US12333846B2Jun 17, 2025
Apparatus with ultrasonic fingerprint sensor and one or more resonators, and related systems and methods
QUALCOMM INC0 citations61
US11823483B2Nov 21, 2023
Apparatus with ultrasonic fingerprint sensor and one or more resonators, and related systems and methods
QUALCOMM INC0 citations61
US11798308B2Oct 24, 2023
Apparatus with ultrasonic fingerprint sensor and one or more resonators, and related systems and methods
QUALCOMM INC1 citations61
US11276251B2Mar 15, 2022
Selective fingerprint sensor activation
QUALCOMM INC0 citations61
US11182026B2Nov 23, 2021
Temperature and ultrasonic sensor fusion for biometric sensing
QUALCOMM INC0 citations61
US11062010B2Jul 13, 2021
Liveness sensing and authentication with an ultrasonic sensor system
QUALCOMM INC1 citations61
US12327426B2Jun 10, 2025
Ultrasonic fingerprint sensor for under-display applications
QUALCOMM INC0 citations60
US12217530B2Feb 4, 2025
Under-display ultrasonic fingerprint sensors for foldable displays
QUALCOMM INC0 citations60
US12169977B2Dec 17, 2024
Under-display ultrasonic fingerprint sensors for foldable displays
QUALCOMM INC0 citations60
US11910716B1Feb 20, 2024
Ultrasonic sensor system and multi-layer stiffener for foldable display
QUALCOMM INC0 citations59
US12243347B1Mar 4, 2025
Image compensation for fingerprint sensor deployed in a flexible device
QUALCOMM INC0 citations58
US11716566B2Aug 1, 2023
Segmented transducers for acoustic applications
QUALCOMM INC0 citations57
US11438703B2Sep 6, 2022
Ultrasonic sensor array
QUALCOMM INC0 citations57
US12450940B1Oct 21, 2025
Image enhancement for fingerprint sensor deployed in a flexible device
QUALCOMM INC0 citations56
US11580204B2Feb 14, 2023
Dual-frequency ultrasonic sensor system with frequency splitter
QUALCOMM INC0 citations52
US12183113B2Dec 31, 2024
Configuration of an ultrasonic fingerprint sensor relative to a display of a device
QUALCOMM INC0 citations51
US11087107B2Aug 10, 2021
Ultrasonic sensor with bi-poled or uni-poled transmitter/receiver
QUALCOMM INC0 citations51
US12488613B2Dec 2, 2025
Ultrasonic fingerprint sensor with passive and active common mode cancellation
QUALCOMM INC0 citations48
US12494081B1Dec 9, 2025
Acoustic sensors with refractive microlens
QUALCOMM INC0 citations47
US12416996B2Sep 16, 2025
Devices including one or more high-impedance layers between a display stack and an ultrasonic fingerprint sensor stack
QUALCOMM INC0 citations46
US10817694B2Oct 27, 2020
Reducing background signal in imaging sensors
QUALCOMM INC0 citations42