607 patents
Utility
Sensor Package and System
4 Jan 24
A current sensor IC includes a lead frame having a die attach pad and elongated leads extending in a single direction with respect to the die attach pad, a semiconductor die having a first surface attached to the die attach pad and a second, opposing surface supporting magnetic field sensing elements, and a non-conductive mold material.
Simon E. Rock, Georges El Bacha, Shaun D. Milano, Loïc André Messier, Alexander Latham, Maxwell McNally, Shixi Louis Liu
Filed: 1 Jul 22
Utility
Auto-calibration for Coreless Current Sensors
4 Jan 24
Auto-calibrating current sensor integrated circuits (ICs) are configured for mounting at a position relative to a conductor.
Yannick Vuillermet, Loïc André Messier, Simon E. Rock, Maxwell McNally, Alexander Latham, Andreas P. Friedrich
Filed: 31 May 22
Utility
Photodetector Current Sensing
4 Jan 24
Methods and apparatus for a photodetector system including a photodetector having first and second terminals, wherein the photodetector is configured to generate a current in response to light.
John Quirk, Archie Barter
Filed: 30 Jun 22
Utility
Position Sensing Method
28 Dec 23
A system, comprising a target, a first receiving coil array, and a second receiving coil array.
Alexander Latham, Rémy Lassalle-Balier
Filed: 28 Jun 22
Utility
Printed Circuit Board Ground Plane Optimization for Coreless Current Sensors
28 Dec 23
A current sensor system includes a current sensor integrated circuit (IC) and a printed circuit board (PCB) having a ground plane with a feature configured to reduce an eddy current.
Yannick Vuillermet, Loïc André Messier
Filed: 27 Jun 22
Utility
Methods and Apparatus for Sensor Data Consistency
28 Dec 23
A sensor system includes a signal sensing block including at least two sensing elements.
Ricardo Scheinkerman
Filed: 22 Jun 22
Utility
Magnetic Tamper Detection and Diagnostics for Smart Security Systems
28 Dec 23
Magnetic field tampering detection and diagnostic systems are configured to detect a tampering event for an electronic security system or device.
Joseph D. Hollins
Filed: 24 Jun 22
Utility
Motor Controller Having Bemf Compensation for Noise And/or Vibration Reduction
21 Dec 23
Methods and apparatus for compensating for non-sinusoidal BEMF signals in an electrical motor using amplitudes, phases and orders of BEMF harmonic components and amplitude of 1st harmonic of BEMF of the electrical motor.
Serhii Korol, Anton Babushkin, Vadym Khudobets, Oleksii Dudnyk
Filed: 16 Jun 22
Utility
Fabricating an Electroconductive Contact on a Top Surface of a Tunneling Magnetoresistance Element
21 Dec 23
In one aspect, a method includes depositing a capping layer on a semiconductor device structure.
Sundar Chetlur, Maxim Klebanov, Yen Ting Liu, Paolo Campiglio
Filed: 31 May 22
Utility
Hall Effect Device with Trench About a Micron or Greater In Depth
21 Dec 23
In one aspect, a Hall effect device includes an implantation layer; an epitaxial layer located above the implantation layer; a trench filled with a dielectric material and extending from a top surface of the epitaxial layer into the implantation layer and defining an enclosed region; a buried layer the epitaxial layer from the implantation layer within the enclosed region; and a contact pad located on the epitaxial layer.
Thomas S. Chung, Maxim Klebanov, Sundar Chetlur
Filed: 16 Jun 22
Utility
Diagnostic circuits and methods for analog-to-digital converters
19 Dec 23
Apparatus includes an ADC configured to convert an analog signal to a digital signal, a comparator having a first input responsive to the analog signal, a second input responsive to the digital signal, and an output at which a comparison signal is provided, and an output checker configured to process the comparison signal to generate a fault signal indicative of whether a fault has occurred in the ADC.
Ezequiel Rubinsztain, Pablo Javier Bolsinger, Juan Manuel Cesaretti
Filed: 11 Jan 22
Utility
High Resolution Sensing Protocol
14 Dec 23
Electronic circuits and methods sense an electromagnetic property of a target, and transmit data packets that encode the property along with diagnostic messages while avoiding data loss due to truncation at high sensing speeds.
Andreas P. Friedrich, Solène Bastien, Loïc André Messier
Filed: 18 May 22
Utility
Magnetic Field Current Sensor to Reduce Stray Magnetic Fields
14 Dec 23
In one aspect, a magnetic field current sensor includes an annihilation detector.
Rémy Lassalle-Balier, Alexander Latham
Filed: 10 Jun 22
Utility
Current Sensor System
30 Nov 23
A substrate, comprising one or more first conductive layers, one or more second conductive layers, and a dielectric material that is arranged to encapsulate, at least in part, the first conductive layers and the second conductive layers.
Loïc André Messier, Simon E. Rock, Yannick Vuillermet
Filed: 31 May 22
Utility
Magnetic field sensor integrated circuit with integral ferromagnetic material
28 Nov 23
A magnetic field sensor includes a lead frame, a passive component, semiconductor die supporting a magnetic field sensing element and attached to the lead frame, a non-conductive mold material enclosing the die and at least a portion of the lead frame, and a ferromagnetic mold material secured to a portion of the non-conductive mold material.
Ravi Vig, William P. Taylor, Andreas P. Friedrich, Paul A. David, Marie-Adelaide Lo, Eric Burdette, Eric G. Shoemaker, Michael C. Doogue
Filed: 13 Oct 22
Utility
Method and Apparatus for Transmitting Data Concurrently with a Pulse-encoded Signal
23 Nov 23
A method is provided for transmitting a message concurrently with a pulse-encoded signal, the method comprising: assigning an identifier to the message; transmitting an identifier of the message between every two consecutive pulses of the pulse-encoded signal until the whole message is transmitted; transmitting a first portion of a payload of the message between every two consecutive pulses of the pulse-encoded signal until the whole message is transmitted; and transmitting a different part of a second portion of the payload of the message between every two consecutive pulses of the pulse-encoded signal until the whole message is transmitted, wherein the pulse-encoded signal encodes information by varying a frequency of pulses of the pulse-encoded signal, and the message is transmitted over a plurality of transmission periods that are delimited by respective consecutive pulses of the pulse-encoded signal.
Solène Bastien, Andreas P. Friedrich
Filed: 20 Jul 23
Utility
Coil Actuated Sensor with Sensitivity Detection
23 Nov 23
A magnetic field sensor includes a first coil responsive to a first AC coil drive signal having a first frequency, a magnetic field sensing element responsive to a sensing element drive signal and configured to simultaneously detect a directly coupled magnetic field generated by the first coil and a reflected magnetic field generated by an eddy current induced in a conductive target by the first coil, the conductive target disposed proximate to the magnetic field sensing element, the magnetic field sensing element further configured to generate a magnetic field signal, a second coil responsive to a second AC coil drive signal having a second frequency that is the same as the first frequency and current sensing circuitry configured to measure a magnitude of the second AC coil drive signal that causes the magnetic field signal to be approximately zero.
Alexander Latham, Claude Fermon, Jason Boudreau, Myriam Pannetier-Lecoeur, Bryan Cadugan, Hernán D. Romero
Filed: 7 Aug 23
Utility
Photoreceiver Having Thresholded Detection
23 Nov 23
Methods and apparatus for processing signal return of photons reflected by a target illuminated by laser energy using at least one threshold.
Bryan Cadugan, Adam Lee, George Williams
Filed: 18 May 22
Utility
Temperature sensing of an array from temperature dependent properties of a PN junction
14 Nov 23
Methods and apparatus for extracting temperature information for an array from a signal through first and second contacts based on temperature dependent properties of the a PN junction.
Joseph James Judkins, III, Bryan Cadugan
Filed: 14 Apr 21
Utility
Motor controller with power feedback loop
14 Nov 23
A motor control system includes a motor; a motor and a motor control circuit coupled to the motor to provide power to the motor.
Yisong Lu
Filed: 12 Mar 19