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Allegro Microsystems, Inc. patents


      
Recent patent applications related to Allegro Microsystems, Inc.. Allegro Microsystems, Inc. is listed as an Agent/Assignee. Note: Allegro Microsystems, Inc. may have other listings under different names/spellings. We're not affiliated with Allegro Microsystems, Inc., we're just tracking patents.

ARCHIVE: New 2014 2013 2012 2011 2010 2009 | Company Directory "A" | Allegro Microsystems, Inc.-related inventors



Search recent Press Releases: Allegro Microsystems, Inc.-related press releases
Count Application # Date Allegro Microsystems, Inc. patents (updated weekly) - BOOKMARK this page
12014029224710/02/14Serial communication by an electronic circuit
22014026466709/18/14Vertical hall effect element with structures to improve sensitivity
32014026467809/18/14Packaging for an electronic device
42014026618109/18/14Methods and apparatus for magnetic sensor having an externally accessible coil
52014026632309/18/14Driving a load under various power conditions
62014017612606/26/14Magnetic field sensor arrangements and associated methods
72014006235803/06/14Electronic 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
82014006236503/06/14Electronic circuit and method for detecting a zero current in a winding of an electric motor
92014005504502/27/14Dc-dc converter using hysteretic control and associated methods
102014005505102/27/14Led driver having priority queue to track dominant led channel
112014005506402/27/14Controlling motor speeds
122014002829001/30/14Circuits and techniques for adjusting a sensitivity of a closed-loop current sensor
132014000914401/09/14Magnetic field sensors and associated methods for removing undesirable spectral components
142013034227312/26/13Electronic circuit for adjusting an offset of a differential amplifier
152013033506712/19/13Magnetic field sensors and related techniques that can provide an output signal capable of being diagnosed
162013033506812/19/13Magnetic field sensors and related techniques that can provide a self-test using signals and related thresholds
172013033506912/19/13Magnetic field sensors and related techniques that can provide self-test information in a formatted output signal
182013033507412/19/13Magnetic field sensors and related techniques that can provide self-test information
192013033586812/19/13Method and apparatus to improve esd robustness of power clamps
202013032094112/05/13Magnetic field sensor with improved sensitivity to magnetic fields
212013032097012/05/13Gear tooth sensor with peak and threshold detectors
222013031483611/28/13Transistor overcurrent detection
232013030040611/14/13Methods and apparatus for magnetic sensor having integrated coil
242013029322011/07/13Methods and apparatus for magnetic sensors having highly uniform magnetic fields
252013026466710/10/13Magnetic field sensors and methods for fabricating the magnetic field sensors
262013026503610/10/13Magnetic field sensor having multiple sensing elements for misalignment detection and correction in current sensing and other applications
272013026503710/10/13Angle sensor with misalignment detection and correction
282013026504110/10/13High accuracy differential current sensor for applications like ground fault interrupters
292013026704310/10/13Magnetic field sensors and methods for fabricating the magnetic field sensors
302013024902709/26/13Integrated circuit package having a split lead frame
312013024954409/26/13Magnetic field sensor integrated circuit with integral ferromagnetic material
322013024244709/19/13Method and apparatus to detect a broken wire condition in an integrated circuit
332013023827809/12/13Magnetic field sensor for sensing rotation of an object
342013021477408/22/13Circuits and methods using adjustable feedback for self-calibrating or self-testing a magnetic field sensor with an adjustable time constant
352013018130407/18/13Methods and apparatus for magnetic sensor having non-conductive die paddle
362013017601207/11/13Methods and apparatus for supply voltage transient protection
372013017704007/11/13Magnetic field sensor and associated method that can establish a measured threshold value and that can store the measured threshold value in a memory device
382013017911507/11/13Systems and methods that use magnetic field sensors to identify positions of a gear shift lever
392013016215206/27/13Circuitry to drive parallel loads sequentially
402013011694505/09/13Circuits and methods for fault testing
412013009970404/25/13Motor control circuit and method that reduce speed jitter of an electric motor
422013009970604/25/13Motor control circuit and method that synchronize a speed of an electric motor to an external clock signal
432013008008703/28/13Circuits and methods for processing signals generated by a plurality of magnetic field sensing elements
442013005725703/07/13Magnetic field sensing element combining a circular vertical hall magnetic field sensing element with a planar hall element
452013004648802/21/13Circuits and methods for automatically adjusting a magnetic field sensor in accordance with a speed of rotation sensed by the magnetic field sensor
462013003290902/07/13Hall effect element having a wide cross shape with dimensions selected to result in improved performance characteristics
472013002066001/24/13Reinforced isolation for current sensor with magnetic field transducer
482013001584301/17/13Current sensor with calibration for a current divider configuration
492013000955601/10/13Electronic circuits and techniques for maintaining a consistent power delivered to a load
502013000955701/10/13Electronic circuits and techniques for improving a short duty cycle behavior of a dc-dc converter driving a load
512013000957801/10/13Electronic 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
522013000963801/10/13Apparatus and method for reducing a transient signal in a magnetic field sensor
532012031363512/13/12Arrangements 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
542012031363612/13/12Hysteresis offset cancellation for magnetic sensors
552012029958811/29/12Circuits and methods for processing a signal generated by a plurality of measuring devices
562012028068111/08/12Magnetic field sensor having a control node to receive a control signal to adjust a threshold
572012027422811/01/12Electronic circuits and methods for driving a diode load
582012027431411/01/12Circuits and methods for self-calibrating or self-testing a magnetic field sensor
592012026215510/18/12Magnetic field sensor that provides an output signal representative of an angle of rotation and a speed of rotation of a target object
602012024912610/04/12Circuits and methods for motion detection
612012024913310/04/12Differential magnetic field sensor structure for orientation independent measurement
622012021795508/30/12Circular vertical hall magnetic field sensing element and method with a plurality of continuous output signals
632012021801808/30/12Circuit and method for processing signals generated by a plurality of sensors
642012018193907/19/12Electronic circuits for driving series connected light emitting diode strings
652012015833506/21/12Synchronizing sensor data
662012014654106/14/12Circuitry to control a switching regulator
672012014657006/14/12Closed-loop motor driver compensation
682012013123105/24/12Determining addresses of electrical components arranged in a daisy chain
692012008644404/12/12Apparatus and method for reducing a transient signal in a magnetic field sensor
702012008609004/12/12Methods and apparatus for passive attachment of components for integrated circuits
712012008641404/12/12Tv set top box with an improved ability to survive a transient signal
722012008644204/12/12Magnetic field sensor and method used in a magnetic field sensor that adjusts a sensitivity and/or an offset over temperature
732012002581702/02/12Magnetic field sensor with improved differentiation between a sensed magnetic field signal and a noise signal
742012001332701/19/12Two-terminal linear sensor
752012001333301/19/12Magnetic field sensors and methods for fabricating the magnetic field sensors
762012001468201/19/12Hall-effect based linear motor controller
772012000892901/12/12Hall-effect based linear motor controller
782011029844712/08/11Motion sensor, method, and computer-readable storage medium providing a motion sensor with a state processor having a reduced amount of state chatter
792011029844812/08/11Motion sensor, method, and computer-readable storage medium providing a motion sensor that can rapidly calibrate gains
802011029844912/08/11Motion sensor, method, and computer-readable storage medium providing a motion sensor with a validated output signal from the motion sensor
812011029845012/08/11Circuits and methods for generating a threshold signal used in a motion detector
822011024870810/13/11Methods for an analog rotational sensor having magnetic sensor elements
832011022151809/15/11Switched capacitor notch filter with fast response time
842011020446008/25/11Integrated hall effect element having a germanium hall plate
852011013373206/09/11Methods and apparatus for enhanced frequency response of magnetic sensors
862011012182505/26/11Methods and apparatus for an analog rotational sensor having magnetic sensor elements
872011007440503/31/11Magnetic field sensor with automatic sensitivity adjustment
882011001853301/27/11Circuits and methods for generating a diagnostic mode of operation in a magnetic field sensor
892010033070812/30/10Methods for multi-stage molding of integrated circuit package
902010028345811/11/10Matching of gmr sensors in a bridge
912010023745009/23/10Arrangements for an integrated sensor
922010021134708/19/10Circuits and methods for generating a self-test of a magnetic field sensor
932010018199707/22/10Methods and apparatus for an analog rotational sensor having magnetic sensor elements
942010007292203/25/10Electronic circuit for driving a diode load
952010001346701/21/10Rotation sensor
962010001346701/21/10Rotation sensor


ARCHIVE: New 2014 2013 2012 2011 2010 2009



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This listing is an abstract for educational and research purposes is only meant as a recent sample of applications filed, not a comprehensive history. Freshpatents.com is not affiliated or associated with Allegro Microsystems, Inc. in any way and there may be associated servicemarks. This data is also published to the public by the USPTO and available for free on their website. Note that there may be alternative spellings for Allegro Microsystems, Inc. with additional patents listed. Browse our Agent directory for other possible listings. Page by FreshPatents.com

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