607 patents
Page 4 of 31
Utility
Integrated Circuit Package with Magnet Having a Channel
17 Aug 23
An integrated circuit package and method of fabrication are described.
Ravi Vig, William P. Taylor, Paul A. David, P. Karl Scheller, Andreas P. Friedrich
Filed: 26 Apr 23
Utility
Current Sensor System
10 Aug 23
A system, comprising: a printed circuit board; a first conductor having a first central longitudinal axis, the first conductor having a first through-hole that is formed therein; a second conductor having a second central longitudinal axis; and a first current sensor that is mounted on the printed circuit board, the first current sensor being disposed at least partially inside the first through-hole, the first current sensor including a first pair of magnetic field sensing elements, the magnetic field sensing elements in the first pair being aligned with a first alignment axis that is arranged at a first angle relative to the second central longitudinal axis, the first angle being less than 75 degrees.
Yannick Vuillermet, Rémy Lassalle-Balier
Filed: 14 Apr 23
Utility
Flash Memory Cell Structure Having Separate Program and Erase Electron Paths
10 Aug 23
In one aspect, a flash memory cell includes a well having a first-type dopant, a source having a second-type dopant and formed within the well, a drain having the second-type dopant and formed within the well, a floating gate above the well, a control gate above the floating gate, an oxide compound disposed between the floating gate and the control gate, and a tunnel oxide disposed between the floating gate and the well.
Thomas S. Chung, Maxim Klebanov, Sundar Chetlur, James McClay
Filed: 9 Feb 22
Utility
Angle sensor with a single die using a single target
8 Aug 23
In one aspect, an angle sensor includes magnetic-field sensing elements that include a first pair, a second pair, a third pair and a fourth pair of magnetic-field sensing elements; and processing circuitry configured to determine an angle of a rotating ring magnetic having a plurality of North-South pole pairs each having a unique period length.
Rémy Lassalle-Balier
Filed: 4 Nov 21
Utility
Method and apparatus for sensor signal path diagnostics
8 Aug 23
A sensor includes a first sensing element configured to sense a parameter and generate a first sensing element output signal indicative of the parameter, a first front end element configured to receive the first sensing element output signal and to generate a first front end signal, a second sensing element configured to sense the parameter and generate a second sensing element output signal indicative of the parameter, a second front end element configured to receive the second sensing element output signal and to generate a second front end signal, a difference block configured to receive the first and second front end signals and generate a difference signal indicative of a difference between the first and second front end signals, an absolute value block configured to receive the difference signal and generate an absolute difference signal indicative of an absolute value of the difference signal, and an offset comparator configured to compare the absolute difference signal to an offset threshold to detect whether a difference between an offset associated with the first front end signal and an offset associated with the second front end signal is within a predetermined tolerance.
Martin Drinovsky, Matthieu Thomas, Petr Bily
Filed: 14 Jun 22
Utility
Magnetoresistive sensor having seed layer hysteresis suppression
8 Aug 23
Methods and apparatus for a magnetoresistive (MR) sensor including a seed layer having a CoFe layer for canceling hysteresis in the MR sensor.
Paolo Campiglio, Samridh Jaiswal, Yen Ting Liu, Maxim Klebanov, Sundar Chetlur
Filed: 2 Jun 22
Utility
Signal isolator having at least one isolation island
8 Aug 23
Methods and apparatus for a signal isolator having reduced parasitics.
Robert A. Briano, Alejandro Gabriel Milesi
Filed: 19 Apr 22
Utility
Delay-locked-loop timing error mitigation
8 Aug 23
Systems, methods, and circuits provide delay-locked loop (DLL) timing error mitigation.
Leo Filippini, Charles Myers, Adam Lee
Filed: 22 Apr 22
Utility
Magnet Structure for Back-biased Sensors
27 Jul 23
According to an embodiment, a magnetic field sensor includes: one or more magnetic field sensing elements; and a magnet structure to provide a bias magnetic field about the one or more magnetic field sensing elements, the magnet structure includes alternating magnetic layers and non-magnetic layers with at least three magnetic layers.
Rémy Lassalle-Balier, Jeffrey Eagen, Damien Dehu
Filed: 21 Jan 22
Utility
Synchronous converter for use with reverse current protection diode
25 Jul 23
A converter to convert an input voltage into a regulated output current for supplying a load includes a reverse current protection diode having an anode coupled to the input voltage and a cathode, an energy storage element coupled to the cathode of the reverse current protection diode, a high side transistor coupled to the energy storage element and responsive to a high side control signal, and a low side transistor coupled to the energy storage element and responsive to a low side control signal.
Vishal Ghorband, George P. Humphrey
Filed: 28 May 21
Utility
Fabricating Planarized Coil Layer In Contact with Magnetoresistance Element
20 Jul 23
In one aspect, a method includes forming a coil in a coil layer, performing planarization on the coil layer, and depositing a magnetoresistance (MR) element on the planarized coil layer.
Maxim Klebanov, Yen Ting Liu, Paolo Campiglio, Sundar Chetlur, Harianto Wong
Filed: 17 Jan 22
Utility
Efficient Laser Illumination for Scanned Lidar
20 Jul 23
Lidar transmission optics and systems project more laser pulse energy per pixel instantaneous field-of-view (IFOV) to a portion of a sensor field of view (FOV), e.g., a portion that would be expected to have both close and distant objects of interest, and proportionally less pulse energy per pixel IFOV to other portions of the sensor FOV, e.g., those that would be expected to have or see only close objects of interest.
Andrew S. Huntington, Bryan Cadugan
Filed: 31 Dec 21
Utility
Analog angle sensor with digital feedback loop
18 Jul 23
An angle sensor comprising: a plurality of magnetic field sensing elements configured to detect a magnetic field and generate a respective plurality of analog magnetic field signals; a plurality of analog frontend circuits each analog frontend circuit associated with a respective magnetic field sensing element; and a digital feedback circuit configured to generate digital magnetic field signals from the plurality of analog magnetic field signals and generate digital error correction values, wherein the plurality of analog frontend circuits are configured to obtain the digital error correction values from the digital feedback circuit, generate analog correction values from the digital error correction values, and apply the analog correction values to the plurality of analog magnetic field signals to generate a plurality of corrected analog magnetic field signals.
Nicolas Rigoni, Octavio H. Alpago, Leandro Tozzi
Filed: 29 May 20
Utility
Low dropout (LDO) voltage regulator
18 Jul 23
A low dropout (LDO) voltage regulator includes a first LDO stage that receives a first supply voltage and is active during a first time interval and a second LDO stage that receives a second supply voltage and is active during a second time interval.
Gorjan Georgievski, Giorgio Oddone, Michele Suraci
Filed: 9 Jul 21
Utility
Diagnostic Circuits and Methods for Analog-to-digital Converters
13 Jul 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
Packaged Current Sensor Integrated Circuit
13 Jul 23
A current sensor circuit package includes a primary conductor having an input portion into which a current flows, an output portion from which the current flows, and an exposed portion, wherein the input and output portions have a reduced area edge.
Shixi Louis Liu
Filed: 13 Mar 23
Utility
Magnetic Field Closed Loop Sensors with Offset Reduction
29 Jun 23
Magnetic field closed loop sensors including offset reduction circuitry to reduce undesired baseband components attributable to offset associated with magnetoresistance elements are described.
Hernán D. Romero
Filed: 1 Mar 23
Utility
Linear Sensor with Dual Spin Valve Element Having Reference Layers with Magnetization Directions Different from an External Magnetic Field Direction
29 Jun 23
In one aspect, a linear sensor includes at least one magnetoresistance element that includes a first spin valve and a second spin valve positioned on the first spin valve.
Rémy Lassalle-Balier, Maxime Rioult
Filed: 28 Feb 23
Utility
Magnetic field sensors and output signal formats for magnetic field sensors
27 Jun 23
An apparatus and a method provide an output signal indicative of a speed of rotation and/or a direction of movement of a ferromagnetic object.
Dominik Weiland, Marcus Hagn, Dominik Geisler
Filed: 7 Jun 19
Utility
Magnetic field sensor
27 Jun 23
Methods and apparatus that can include a rotatable target to generate a sinusoidal signal in a magnetic field sensor, wherein the target includes a plurality of sinusoidal teeth to reduce angular error.
Rémy Lassalle-Balier, Jeffrey Eagen, Damien Dehu, Paul A. David, Andrea Foletto, Maxime Rioult
Filed: 7 Jan 22