467 patents
Page 3 of 24
Utility
Method and System for Automatic Factory Calibration
29 Jun 23
A sensor may be automatically calibrated during manufacture by providing a sensor processing unit having an integrated sensor, performing a check to determine if the integrated sensor has been previously calibrated upon a reset.
Joe Youssef, Karthik Katingari, Sebastian Riccardi, Hemabh Shekhar
Filed: 31 Jan 23
Utility
Actuator Layer Patterning with Topography
29 Jun 23
A method including fusion bonding a handle wafer to a first side of a device wafer.
Daesung Lee, Alan Cuthbertson
Filed: 28 Feb 23
Utility
Ultrasonic range sensing enables measured social contact
27 Jun 23
A method, system and computer readable medium for Ultrasound contact tracing comprising receiving one or more advertise messages determining a base station from the one or more advertise messages wherein the base station generates a broadcast order from at least the one or more advertise messages.
Richard J. Przybyla, Sebastien Riccardi, BenoƮt Lachal
Filed: 29 Mar 21
Utility
Stiction reduction system and method thereof
30 May 23
Methods and systems for reducing stiction through roughening the surface and reducing the contact area in MEMS devices are disclosed.
Daesung Lee, Ian Flader, Alan Cuthbertson, Emad Mehdizadeh
Filed: 19 Feb 20
Utility
4-POINTS Phase and Sensitivity Estimation Algorithm and Related Architecture
25 May 23
An algorithm and architecture for sense transfer function estimation injects one or more test signals from a signal generator into a MEMS gyroscope to detect an output signal (e.g., proof mass output sense signal), including an in-phase (e.g., Coriolis) component and a quadrature component.
Vito Avantaggiati, Carlo Pinna, Federico Mazzarella
Filed: 14 Nov 22
Utility
Active stiction recovery
23 May 23
A device includes a micro-electromechanical system (MEMS) device layer comprising a proof mass.
Ian Flader
Filed: 10 Jul 20
Utility
Inertial Sensor Sensing of Vibration Frequency
18 May 23
A modified version of a MEMS self-test procedure is presented that can be used to detect the amplitude and frequency of an external vibration from an ambient environment.
Aurelio Pellegrini
Filed: 18 Nov 21
Utility
Ultrasonic Direct Echo Path Reduction
18 May 23
A robotic cleaning appliance includes a housing to which is coupled a surface treatment item and a sensor assembly with first and second transducers and an acoustic interface.
Tony LEI, Joe Youssef, Daniela Hall, Ben Eovino, Stefon Shelton
Filed: 15 Nov 22
Utility
Ultrasonic Cliff Detection and Depth Estimation Using Tilted Sensors
18 May 23
A robotic cleaning appliance includes a housing to which is coupled a surface treatment item and a sensor assembly with first and second transducers and an acoustic interface.
Daniela HALL, Tony LEI, Zhongyang LI, Joe YOUSSEF
Filed: 15 Nov 22
Utility
Demodulation phase calibration using external input
16 May 23
A MEMS device may output a signal during operation that may include an in-phase component and a quadrature component.
Doruk Senkal, Houri Johari-Galle, Joseph Seeger
Filed: 26 May 22
Utility
Device mountable packaging of ultrasonic transducers
16 May 23
A mobile device including a processor, a memory unit, a display device disposed on a first surface of the mobile device, and a fingerprint sensor disposed on a second surface of the mobile device, wherein the second surface is a curved surface having a curvature such that the fingerprint sensor is curved to match the curvature of the curved surface.
Julius Ming-Lin Tsai
Filed: 2 Oct 19
Utility
Determining touch applied to an ultrasonic sensor
25 Apr 23
In a method for determining touch applied to an electronic device, ultrasonic signals are emitted from an ultrasonic sensor.
Eitan Medina, Behrooz Abdi, Sam Massih, Romain Fayolle, Hao-Yen Tang
Filed: 28 Jun 21
Utility
Method for improving die area and power efficiency in high dynamic range digital microphones
25 Apr 23
Exemplary multipath digital microphones described herein can comprise exemplary embodiments of automatic gain control and multipath digital audio signal digital signal processing chains, which allow low power and die size to be achieved as described herein, while still providing a high DR digital microphone systems.
Igor Mucha, Michael Perrott
Filed: 24 Jul 20
Utility
Microphone MEMS diaphragm and self-test thereof
18 Apr 23
A device includes a micro-electromechanical system (MEMS) element configured to sense acoustic signals.
Marek Matej, Stefano Riva
Filed: 25 Feb 22
Utility
Method and System for Sensor Configuration
13 Apr 23
Described herein are methods and systems for controlling a sensor assembly with a plurality of same type sensors.
Vamshi Gangumalla, Uday Mudoi, Karthik Katingari, Mahdi Heydari
Filed: 20 Oct 22
Utility
Transmit beamforming of a two-dimensional array of ultrasonic transducers
11 Apr 23
In a method for transmit beamforming of a two-dimensional array of ultrasonic transducers, a beamforming pattern to apply to a beamforming space of the two-dimensional array of ultrasonic transducers is defined.
Bruno W. Garlepp, James Christian Salvia, Yang Pan, Michael H. Perrott
Filed: 6 Jul 20
Utility
Piezoelectric micromachined ultrasound transducer device with piezoelectric barrier layer
11 Apr 23
A piezoelectric micromachined ultrasound transducer (PMUT) device may include a plurality of layers including a structural layer, a piezoelectric layer, and electrode layers located on opposite sides of the piezoelectric layer.
Emad Mehdizadeh, Bongsang Kim, Chienliu Chang, Leonardo Baldasarre, Nikhil Apte, Xiaoyue Jiang, Mei-Lin Chan
Filed: 7 Feb 19
Utility
Using a Hearable to Generate a User Health Indicator Based on User Temperature
6 Apr 23
A hearable comprises a wearable structure including a speaker, a sensor, and a temperature compensating circuit which measures temperature in an environment of the sensor.
Ilya GURIN, Karthik Katingari, Nicolas Sauvage, Jibran Ahmed
Filed: 2 Dec 22
Utility
Systems and Methods for Operating a Mems Device Based on Sensed Temperature Gradients
6 Apr 23
An exemplary microelectromechanical device includes a MEMS layer, portions of which respond to an external force in order to measure the external force.
David deKoninck, Varun Subramaniam Kumar, Matthew Julian Thompson, Vadim Tsinker, Logeeswaran Veerayah Jayaraman, Sarah Nitzan, Houri Johari-Galle, Jongwoo Shin, Le Jin
Filed: 13 Dec 22
Utility
Actuator layer patterning with topography
4 Apr 23
A method including fusion bonding a handle wafer to a first side of a device wafer.
Daesung Lee, Alan Cuthbertson
Filed: 8 Mar 21