Assignee profile:

ALLEGRO MICROSYSTEMS, INC.

City:

Worcester, Massachusetts

Country:

United States

Published Applications:

180

Last publication date:

2014-10-02

Patent Grants:

174

Last grant date:

2016-03-29

Top Inventors for applications by ALLEGRO MICROSYSTEMS, INC.

These are the the leading inventors for applications assigned to ALLEGRO MICROSYSTEMS, INC.:

Recent patent applications by ALLEGRO MICROSYSTEMS, INC.

ALLEGRO MICROSYSTEMS, INC. based in Worcester, US has been assigned the rights to these inventions. The list includes both Pending Applications and Patent Grants:

#1 | 2014-10-02 ✅ Patent 9,300,235 granted on 2016-03-29
US20140292247A1
Electricity

System and method for serial communication by an electronic circuit

#2 | 2014-09-18 ✅ Patent 8,970,265 granted on 2015-03-03
US20140266323A1
Electricity

Systems and methods for driving a load under various power conditions

#3 | 2014-09-18 ✅ Patent 10,725,100 granted on 2020-07-28
US20140266181A1
Physics

Methods and apparatus for magnetic sensor having an externally accessible coil

#4 | 2014-09-18 ✅ Patent 9,190,606 granted on 2015-11-17
US20140264678A1
Electricity

Packaging for an electronic device

#5 | 2014-09-18 ✅ Patent 9,099,638 granted on 2015-08-04
US20140264667A1
Electricity

Vertical hall effect element with structures to improve sensitivity

#6 | 2014-06-26 ✅ Patent 9,606,190 granted on 2017-03-28
US20140176126A1
Physics

Magnetic field sensor arrangements and associated methods

#7 | 2014-03-06 ✅ Patent 8,917,044 granted on 2014-12-23
US20140062365A1
Electricity

Electronic circuit and method for detecting a zero current in a winding of an electric motor

#8 | 2014-03-06 ✅ Patent 8,917,043 granted on 2014-12-23
US20140062358A1
Electricity

Electronic circuit and method for automatically adjusting a phase of a drive signal applied to an electric motor in accordance with a zero current detected in a winding of the electric motor

#9 | 2014-02-27
US20140055064A1
Electricity

Systems and Methods for Controlling Motor Speeds

#10 | 2014-02-27 ✅ Patent 9,144,126 granted on 2015-09-22
US20140055051A1
Electricity

LED driver having priority queue to track dominant LED channel

#11 | 2014-02-27 ✅ Patent 8,957,607 granted on 2015-02-17
US20140055045A1
Electricity

DC-DC converter using hysteretic control and associated methods

#12 | 2014-01-30 ✅ Patent 8,907,669 granted on 2014-12-09
US20140028290A1
Physics

Circuits and techniques for adjusting a sensitivity of a closed-loop current sensor

#13 | 2014-01-09 ✅ Patent 9,817,083 granted on 2017-11-14
US20140009144A1
Physics

Magnetic field sensors and associated methods for removing undesirable spectral components

#14 | 2013-12-26 ✅ Patent 8,736,369 granted on 2014-05-27
US20130342273A1
Electricity

Electronic circuit for adjusting an offset of a differential amplifier

#15 | 2013-12-19 ✅ Patent 8,922,962 granted on 2014-12-30
US20130335868A1
Electricity

Method and apparatus to improve ESD robustness of power clamps

#16 | 2013-12-19 ✅ Patent 9,222,990 granted on 2015-12-29
US20130335074A1
Physics

Magnetic field sensors and related techniques that can communicate at least one of three or more potential categories in which one or more characteristic values of a proximity signal responsive to a proximity of a sensed object are categorized

#17 | 2013-12-19 ✅ Patent 8,754,640 granted on 2014-06-17
US20130335069A1
Physics

Magnetic field sensors and related techniques that can provide self-test information in a formatted output signal

#18 | 2013-12-19 ✅ Patent 8,860,404 granted on 2014-10-14
US20130335068A1
Physics

Magnetic field sensors and related techniques that can provide a self-test using signals and related thresholds

#19 | 2013-12-19 ✅ Patent 9,068,859 granted on 2015-06-30
US20130335067A1
Physics

Magnetic field sensors and related techniques provide a self-test by communicating selected analog or digital samples of a proximity signal

#20 | 2013-12-05 ✅ Patent 9,329,057 granted on 2016-05-03
US20130320970A1
Physics

Gear tooth sensor with peak and threshold detectors

#21 | 2013-12-05 ✅ Patent 9,291,478 granted on 2016-03-22
US20130320941A1
Physics

Magnetic field sensor with improved sensitivity to magnetic fields

#22 | 2013-11-28
US20130314836A1
Electricity

Transistor Overcurrent Detection

#23 | 2013-11-14 ✅ Patent 9,817,078 granted on 2017-11-14
US20130300406A1
Physics

Methods and apparatus for magnetic sensor having integrated coil

#24 | 2013-11-07 ✅ Patent 10,215,550 granted on 2019-02-26
US20130293220A1
Physics

Methods and apparatus for magnetic sensors having highly uniform magnetic fields

#25 | 2013-10-10
US20130267043A1
Electricity

Magnetic Field Sensors and Methods for Fabricating the Magnetic Field Sensors

#26 | 2013-10-10 ✅ Patent 9,081,041 granted on 2015-07-14
US20130265041A1
Physics

High accuracy differential current sensor for applications like ground fault interrupters

#27 | 2013-10-10 ✅ Patent 9,007,054 granted on 2015-04-14
US20130265037A1
Physics

Angle sensor with misalignment detection and correction

#28 | 2013-10-10 ✅ Patent 8,896,295 granted on 2014-11-25
US20130265036A1
Physics

Magnetic field sensor having multiple sensing elements and a programmable misalignment adjustment device for misalignment detection and correction in current sensing and other applications

#29 | 2013-10-10
US20130264667A1
Electricity

Magnetic Field Sensors and Methods for Fabricating the Magnetic Field Sensors

#30 | 2013-09-26 ✅ Patent 10,234,513 granted on 2019-03-19
US20130249544A1
Physics

Magnetic field sensor integrated circuit with integral ferromagnetic material

#31 | 2013-09-26 ✅ Patent 9,666,788 granted on 2017-05-30
US20130249027A1
Electricity

Integrated circuit package having a split lead frame

#32 | 2013-09-19 ✅ Patent 8,937,797 granted on 2015-01-20
US20130242447A1
Physics

Method and apparatus to detect a broken wire condition in an integrated circuit

#33 | 2013-09-12 ✅ Patent 9,182,456 granted on 2015-11-10
US20130238278A1
Physics

Magnetic field sensor for sensing rotation of an object

#34 | 2013-08-22 ✅ Patent 9,201,122 granted on 2015-12-01
US20130214774A1
Physics

Circuits and methods using adjustable feedback for self-calibrating or self-testing a magnetic field sensor with an adjustable time constant

#35 | 2013-07-18 ✅ Patent 8,629,539 granted on 2014-01-14
US20130181304A1
Electricity

Methods and apparatus for magnetic sensor having non-conductive die paddle

#36 | 2013-07-11 ✅ Patent 9,046,383 granted on 2015-06-02
US20130179115A1
Physics

Systems and methods that use magnetic field sensors to identify positions of a gear shift lever

#37 | 2013-07-11 ✅ Patent 8,736,260 granted on 2014-05-27
US20130177040A1
Physics

Magnetic field sensor and associated method that can establish a measured threshold value and that can store the measured threshold value in a memory device

#38 | 2013-07-11 ✅ Patent 9,520,871 granted on 2016-12-13
US20130176012A1
Electricity

Methods and apparatus for supply voltage transient protection for maintaining a state of a sensor output signal

#39 | 2013-06-27 ✅ Patent 8,610,371 granted on 2013-12-17
US20130162152A1
Electricity

Circuitry to drive parallel loads sequentially

#40 | 2013-05-09 ✅ Patent 9,513,337 granted on 2016-12-06
US20130116945A1
Physics

Circuits and methods for fault testing

#41 | 2013-04-25 ✅ Patent 8,638,053 granted on 2014-01-28
US20130099706A1
Electricity

Motor control circuit and method that synchronize a speed of an electric motor to an external clock signal

#42 | 2013-04-25 ✅ Patent 8,742,713 granted on 2014-06-03
US20130099704A1
Electricity

Motor control circuit and method that reduce speed jitter of an electric motor

#43 | 2013-03-28 ✅ Patent 9,285,438 granted on 2016-03-15
US20130080087A1
Physics

Circuits and methods for processing signals generated by a plurality of magnetic field sensing elements

#44 | 2013-03-07 ✅ Patent 8,922,206 granted on 2014-12-30
US20130057257A1
Physics

Magnetic field sensing element combining a circular vertical hall magnetic field sensing element with a planar hall element

#45 | 2013-02-21 ✅ Patent 8,793,085 granted on 2014-07-29
US20130046488A1
Physics

Circuits and methods for automatically adjusting a magnetic field sensor in accordance with a speed of rotation sensed by the magnetic field sensor

#46 | 2013-02-07 ✅ Patent 8,357,983 granted on 2013-01-22
US20130032909A1
Physics

Hall effect element having a wide cross shape with dimensions selected to result in improved performance characteristics

#47 | 2013-01-24 ✅ Patent 8,907,437 granted on 2014-12-09
US20130020660A1
Physics

Reinforced isolation for current sensor with magnetic field transducer

#48 | 2013-01-17 ✅ Patent 8,604,777 granted on 2013-12-10
US20130015843A1
Physics

Current sensor with calibration for a current divider configuration

#49 | 2013-01-10 ✅ Patent 8,451,002 granted on 2013-05-28
US20130009638A1
Physics

Apparatus and method for reducing a transient signal in a magnetic field sensor

#50 | 2013-01-10 ✅ Patent 8,729,841 granted on 2014-05-20
US20130009578A1
Electricity

Electronic circuit and method generating electric motor drive signals having phase advances in accordance with a user selected relationship between rotational speed of an electric motor and the phase advances

#51 | 2013-01-10 ✅ Patent 9,155,156 granted on 2015-10-06
US20130009557A1
Electricity

Electronic circuits and techniques for improving a short duty cycle behavior of a DC-DC converter driving a load

#52 | 2013-01-10 ✅ Patent 9,265,104 granted on 2016-02-16
US20130009556A1
Electricity

Electronic circuits and techniques for maintaining a consistent power delivered to a load

#53 | 2012-12-13 ✅ Patent 9,046,562 granted on 2015-06-02
US20120313636A1
Physics

Hysteresis offset cancellation for magnetic sensors

#54 | 2012-12-13 ✅ Patent 8,890,518 granted on 2014-11-18
US20120313635A1
Physics

Arrangements for self-testing a circular vertical hall (CVH) sensing element and/or for self-testing a magnetic field sensor that uses a circular vertical hall (CVH) sensing element

#55 | 2012-11-29 ✅ Patent 8,860,410 granted on 2014-10-14
US20120299588A1
Physics

Circuits and methods for processing a signal generated by a plurality of measuring devices

#56 | 2012-11-08 ✅ Patent 8,957,676 granted on 2015-02-17
US20120280681A1
Physics

Magnetic field sensor having a control node to receive a control signal to adjust a threshold

#57 | 2012-11-01 ✅ Patent 8,680,846 granted on 2014-03-25
US20120274314A1
Physics

Circuits and methods for self-calibrating or self-testing a magnetic field sensor

#58 | 2012-11-01 ✅ Patent 8,482,225 granted on 2013-07-09
US20120274228A1
Electricity

Electronic circuits and methods for driving a diode load

#59 | 2012-10-18 ✅ Patent 8,729,890 granted on 2014-05-20
US20120262155A1
Physics

Magnetic angle and rotation speed sensor with continuous and discontinuous modes of operation based on rotation speed of a target object

#60 | 2012-10-04 ✅ Patent 8,729,892 granted on 2014-05-20
US20120249133A1
Physics

Differential magnetic field sensor structure for orientation independent measurement

#61 | 2012-10-04
US20120249126A1
Physics

CIRCUITS AND METHODS FOR MOTION DETECTION

#62 | 2012-08-30 ✅ Patent 8,786,279 granted on 2014-07-22
US20120218018A1
Physics

Circuit and method for processing signals generated by a plurality of sensors

#63 | 2012-08-30 ✅ Patent 9,062,990 granted on 2015-06-23
US20120217955A1
Physics

Circular vertical hall magnetic field sensing element and method with a plurality of continuous output signals

#64 | 2012-07-19 ✅ Patent 8,653,756 granted on 2014-02-18
US20120181939A1
Electricity

Electronic circuits for driving series connected light emitting diode strings

#65 | 2012-06-21 ✅ Patent 8,577,634 granted on 2013-11-05
US20120158335A1
Physics

Systems and methods for synchronizing sensor data

#66 | 2012-06-14 ✅ Patent 8,629,642 granted on 2014-01-14
US20120146570A1
Physics

Closed-loop motor driver compensation

#67 | 2012-06-14 ✅ Patent 8,692,482 granted on 2014-04-08
US20120146541A1
Electricity

Circuitry to control a switching regulator

#68 | 2012-05-24 ✅ Patent 9,552,315 granted on 2017-01-24
US20120131231A1
Physics

Determining addresses of electrical components arranged in a daisy chain

#69 | 2012-04-12 ✅ Patent 8,339,134 granted on 2012-12-25
US20120086444A1
Physics

Apparatus and method for reducing a transient signal in a magnetic field sensor

#70 | 2012-04-12 ✅ Patent 8,350,563 granted on 2013-01-08
US20120086442A1
Physics

Magnetic field sensor and method used in a magnetic field sensor that adjusts a sensitivity and/or an offset over temperature

#71 | 2012-04-12 ✅ Patent 8,476,875 granted on 2013-07-02
US20120086414A1
Electricity

TV set top box with an improved ability to survive a transient signal

#72 | 2012-04-12 ✅ Patent 9,228,860 granted on 2016-01-05
US20120086090A1
Physics

Sensor and method of providing a sensor

#73 | 2012-02-02 ✅ Patent 8,564,285 granted on 2013-10-22
US20120025817A1
Physics

Magnetic field sensor with improved differentiation between a sensed magnetic field signal and a noise signal

#74 | 2012-01-19 ✅ Patent 8,716,959 granted on 2014-05-06
US20120014682A1
Physics

Hall-effect based linear motor controller

#75 | 2012-01-19 ✅ Patent 8,461,677 granted on 2013-06-11
US20120013333A1
Electricity

Magnetic field sensors and methods for fabricating the magnetic field sensors

#76 | 2012-01-19 ✅ Patent 8,773,123 granted on 2014-07-08
US20120013327A1
Physics

Two-terminal linear sensor

#77 | 2012-01-12 ✅ Patent 9,784,594 granted on 2017-10-10
US20120008929A1
Physics

Hall-effect based linear motor controller

#78 | 2011-12-08 ✅ Patent 8,598,867 granted on 2013-12-03
US20110298450A1
Physics

Circuits and methods for generating a threshold signal used in a motion detector

#79 | 2011-12-08 ✅ Patent 8,446,146 granted on 2013-05-21
US20110298449A1
Physics

Motion sensor, method, and computer-readable storage medium providing a motion sensor with a validated output signal from the motion sensor

#80 | 2011-12-08 ✅ Patent 8,680,848 granted on 2014-03-25
US20110298448A1
Physics

Motion sensor, method, and computer-readable storage medium providing a motion sensor that adjusts gains of two circuit channels to bring the gains close to each other

#81 | 2011-12-08 ✅ Patent 8,450,996 granted on 2013-05-28
US20110298447A1
Physics

Motion sensor, method, and computer-readable storage medium providing a motion sensor with a magnetic field sensing element for generating a magnetic field signal and a state processor to identify a plurality of states corresponding to ranges of values of the magnetic field signal having a reduced amount of state chatter

#82 | 2011-10-13 ✅ Patent 8,749,227 granted on 2014-06-10
US20110248708A1
Physics

Methods for an analog rotational sensor having signal inversion

#83 | 2011-09-15 ✅ Patent 8,416,014 granted on 2013-04-09
US20110221518A1
Electricity

Switched capacitor notch filter with fast response time

#84 | 2011-08-25 ✅ Patent 8,384,183 granted on 2013-02-26
US20110204460A1
Electricity

Integrated hall effect element having a germanium hall plate

#85 | 2011-06-09
US20110133732A1
Physics

METHODS AND APPARATUS FOR ENHANCED FREQUENCY RESPONSE OF MAGNETIC SENSORS

#86 | 2011-05-26 ✅ Patent 7,994,774 granted on 2011-08-09
US20110121825A1
Physics

Methods and apparatus for an analog rotational sensor having magnetic sensor elements

#87 | 2011-03-31 ✅ Patent 8,030,918 granted on 2011-10-04
US20110074405A1
Physics

Magnetic field sensor with automatic sensitivity adjustment

#88 | 2011-03-03 ✅ Patent 8,299,783 granted on 2012-10-30
US20110048102A1
Physics

Circuits and methods for calibration of a motion detector

#89 | 2011-01-27 ✅ Patent 8,542,010 granted on 2013-09-24
US20110018533A1
Physics

Circuits and methods for generating a diagnostic mode of operation in a magnetic field sensor

#90 | 2010-12-30 ✅ Patent 8,143,169 granted on 2012-03-27
US20100330708A1
Physics

Methods for multi-stage molding of integrated circuit package

#91 | 2010-12-23 ✅ Patent 7,990,209 granted on 2011-08-02
US20100321105A1
Electricity

Switched capacitor notch filter

#92 | 2010-11-11 ✅ Patent 7,859,255 granted on 2010-12-28
US20100283458A1
Physics

Matching of GMR sensors in a bridge

#93 | 2010-10-21 ✅ Patent 8,058,864 granted on 2011-11-15
US20100264909A1
Physics

Circuits and methods for providing a magnetic field sensor with an adaptable threshold

#94 | 2010-09-30 ✅ Patent 7,859,835 granted on 2010-12-28
US20100245179A1
Electricity

Method and apparatus for thermal management of a radio frequency system

#95 | 2010-09-23 ✅ Patent 8,629,520 granted on 2014-01-14
US20100237450A1
Electricity

Arrangements for an integrated sensor

#96 | 2010-09-16 ✅ Patent 8,089,270 granted on 2012-01-03
US20100231202A1
Physics

Magnetic field detector having a variable threshold

#97 | 2010-09-16 ✅ Patent 8,093,844 granted on 2012-01-10
US20100231147A1
Electricity

Braking function for brushless DC motor control

#98 | 2010-08-19 ✅ Patent 8,447,556 granted on 2013-05-21
US20100211347A1
Physics

Circuits and methods for generating a self-test of a magnetic field sensor

#99 | 2010-08-19 ✅ Patent 7,936,029 granted on 2011-05-03
US20100207222A1
Electricity

Hall effect element having a hall plate with a perimeter having indented regions

#100 | 2010-07-22 ✅ Patent 8,122,159 granted on 2012-02-21
US20100185841A1
Physics

Determining addresses of electrical components arranged in a daisy chain

Also check out Allegro Microsystems, Inc.'s (Worcester, United States) applicant profile with 1 patent applications submitted.

AssigneeID:

2954 ⎘