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whereby the speed is regulated by measuring the motor speed and comparing it with a given physical value
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H02P7/2913
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Parent Industries
H
ELECTRICITY
H02
Electric power
H02P
CONTROL OR REGULATION OF ELECTRIC MOTORS, ELECTRIC GENERATORS OR DYNAMO-ELECTRIC CONVERTERS CONTROLLING TRANSFORMERS, REACTORS OR CHOKE COILS
H02P7/00
Arrangements for regulating or controlling the speed or torque of electric DC motors
Current Industry
H02P7/2913
whereby the speed is regulated by measuring the motor speed and comparing it with a given physical value
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Patents Grants
last 30 patents
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Patent Grant
System and method for compact motor control with redundant power st...
Patent number
12,021,444
Issue date
Jun 25, 2024
EATON INTELLIGENT POWER LIMITED
Huaqiang Li
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Grant
Servo motor drive circuit and 3D printing apparatus
Patent number
11,951,685
Issue date
Apr 9, 2024
ZHUHAI SAILNER 3D TECHNOLOGY CO., LTD.
Pingchu Yu
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information
Patent Grant
Motor controller with power feedback loop
Patent number
11,817,811
Issue date
Nov 14, 2023
ALLEGRO MICROSYSTEMS, LLC
Yisong Lu
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Grant
PWM generation circuit, processing circuit and chip
Patent number
11,791,813
Issue date
Oct 17, 2023
AMICRO SEMICONDUCTOR CO., LTD.
Zhanghui Li
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Grant
Control system and movable folding partition
Patent number
11,764,713
Issue date
Sep 19, 2023
Won-Door Corporation
E. Carl Goodman
E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
Information
Patent Grant
Hysteresis-controlled DC-DC boost converter for aerial vehicles
Patent number
11,469,673
Issue date
Oct 11, 2022
Amazon Technologies, Inc.
Joshua White Traube
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Grant
Optimizing comparator operation for a varying DC component input
Patent number
11,398,787
Issue date
Jul 26, 2022
Texas Instruments Incorporated
Matthew Sean Sullivan
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Grant
Reducing noise and lowering harmonics in power tools using conducti...
Patent number
11,329,597
Issue date
May 10, 2022
BLACK & DECKER INC.
John C. Vanko
B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
Information
Patent Grant
Control system and method for power-driven nail gun
Patent number
11,316,453
Issue date
Apr 26, 2022
Basso Industry Corp.
Cheng-En Tsai
B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
Information
Patent Grant
System and method for compact motor control with redundant power st...
Patent number
11,177,648
Issue date
Nov 16, 2021
EATON INTELLIGENT POWER LIMITED
Huaqiang Li
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Grant
Hopper spreader with back EMF control and hopper system speed control
Patent number
11,142,874
Issue date
Oct 12, 2021
Sno-Way International. Inc.
Robert N. Gamble
E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
Information
Patent Grant
Data storage device with spread spectrum spindle motor control
Patent number
11,081,988
Issue date
Aug 3, 2021
Western Digital Technologies, Inc.
Jaesoo Byoun
G11 - INFORMATION STORAGE
Information
Patent Grant
Motor control system and associated method to control motor speed
Patent number
10,965,236
Issue date
Mar 30, 2021
Chengdu Monolithic Power Systems Co., Ltd.
Qiming Zhao
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Grant
Methods and apparatus for rotation detection of a brushed DC motor
Patent number
10,951,143
Issue date
Mar 16, 2021
Semiconductor Components Industries, LLC
Tsutomu Murata
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Grant
Motor controller
Patent number
10,673,360
Issue date
Jun 2, 2020
JTEKT Corporation
Koichiro Matsuhisa
B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
Information
Patent Grant
Hysteresis-controlled DC-DC boost converter for aerial vehicles
Patent number
10,536,078
Issue date
Jan 14, 2020
Amazon Technologies, Inc.
Joshua White Traube
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Grant
Methods and apparatus for rotation detection of a brushed DC motor
Patent number
10,483,885
Issue date
Nov 19, 2019
Semiconductor Components Industries, LLC
Tsutomu Murata
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Grant
Method of controlling constant current of brushless DC motor and co...
Patent number
10,396,693
Issue date
Aug 27, 2019
LG Electronics Inc.
Jongseong Ji
F24 - HEATING RANGES VENTILATING
Information
Patent Grant
Hopper spreader with back EMF control and hopper system speed control
Patent number
10,370,800
Issue date
Aug 6, 2019
Sno-Way International, Inc.
Robert N. Gamble
E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
Information
Patent Grant
Motor control device and game machine
Patent number
10,372,094
Issue date
Aug 6, 2019
Omron Corporation
Hiroyuki Ibuki
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Grant
Valve control device and valve system
Patent number
10,280,834
Issue date
May 7, 2019
Keihin Corporation
Hiroshi Ito
F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information
Patent Grant
Motor and fan having motor
Patent number
10,230,317
Issue date
Mar 12, 2019
JOHNSON ELECTRIC INTERNATIONAL AG
Rui Feng Qin
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Grant
Control method and control device of direct current machine
Patent number
10,211,768
Issue date
Feb 19, 2019
UBTECH ROBOTICS CORP.
Youjun Xiong
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Grant
Active acoustic control of cooling fan and method therefor
Patent number
10,061,332
Issue date
Aug 28, 2018
Dell Products, L.P.
Travis C. North
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Method for operating an electromotive adjusting device
Patent number
9,957,747
Issue date
May 1, 2018
Brose Fahrzeugteile GmbH & Co. Kommanditgesellschaft, Bamberg
Sebastian Bars
E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
Information
Patent Grant
Motor-driven appliance
Patent number
9,866,153
Issue date
Jan 9, 2018
Makita Corporation
Takuya Kusakawa
B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
Information
Patent Grant
Methods for speed control of a movable partition
Patent number
9,670,711
Issue date
Jun 6, 2017
Won-Door Corporation
Duane O. Hall
E04 - BUILDING
Information
Patent Grant
Motor-driven appliance
Patent number
9,543,871
Issue date
Jan 10, 2017
Makita Corporation
Itsuku Kato
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information
Patent Grant
Method for embedded feedback control for bi-stable actuators
Patent number
9,488,254
Issue date
Nov 8, 2016
Raytheon Company
Eric J. Griffin
G05 - CONTROLLING REGULATING
Information
Patent Grant
Sensorless DC fan speed controller
Patent number
9,385,644
Issue date
Jul 5, 2016
Atieva, Inc.
Jean-Philippe Gauthier
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Patents Applications
last 30 patents
Information
Patent Application
PWM generation circuit, processing circuit and chip
Publication number
20220069814
Publication date
Mar 3, 2022
AMICRO SEMICONDUCTOR CO.,LTD.
Zhanghui LI
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Application
SERVO MOTOR DRIVE CIRCUIT AND 3D PRINTING APPARATUS
Publication number
20220048248
Publication date
Feb 17, 2022
ZHUHAI SAILNER 3D TECHNOLOGY CO., LTD.
PINGCHU YU
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information
Patent Application
SYSTEM AND METHOD FOR COMPACT MOTOR CONTROL WITH REDUNDANT POWER ST...
Publication number
20220037875
Publication date
Feb 3, 2022
Eaton Intelligent Power Limited
Huaqiang Li
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Application
HOPPER SPREADER WITH BACK EMF CONTROL AND HOPPER SYSTEM SPEED CONTROL
Publication number
20210363704
Publication date
Nov 25, 2021
Sno-Way Intemational, Inc.
Robert N. Gamble
E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
Information
Patent Application
DATA STORAGE DEVICE WITH SPREAD SPECTRUM SPINDLE MOTOR CONTROL
Publication number
20210265930
Publication date
Aug 26, 2021
Western Digital Technologies, Inc.
Jaesoo Byoun
G11 - INFORMATION STORAGE
Information
Patent Application
FOOD PROCESSOR AND ROTATIONAL SPEED INCREASE CONTROL METHOD AND APP...
Publication number
20210050807
Publication date
Feb 18, 2021
GUANGDONG MIDEA CONSUMER ELECTRIC MANUFACTURING CO., LTD.
Shaocheng XU
A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...
Information
Patent Application
CONTROL SYSTEM AND METHOD FOR POWER-DRIVEN NAIL GUN
Publication number
20210021215
Publication date
Jan 21, 2021
BASSO INDUSTRY Corp.
CHENG-EN TSAI
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Application
MOTOR CONTROLLER WITH POWER FEEDBACK LOOP
Publication number
20200295682
Publication date
Sep 17, 2020
ALLEGRO MICROSYSTEMS, LLC
Yisong Lu
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Application
HYSTERESIS-CONTROLLED DC-DC BOOST CONVERTER FOR AERIAL VEHICLES
Publication number
20200153340
Publication date
May 14, 2020
AMAZON TECHNOLOGIES, INC.
Joshua White Traube
B64 - AIRCRAFT AVIATION COSMONAUTICS
Information
Patent Application
METHODS AND APPARATUS FOR ROTATION DETECTION OF A BRUSHED DC MOTOR
Publication number
20200052625
Publication date
Feb 13, 2020
Semiconductor Components Industries, LLC
Tsutomu Murata
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Application
MOTOR CONTROLLER
Publication number
20190260317
Publication date
Aug 22, 2019
JTEKT Corporation
Koichiro MATSUHISA
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Application
HOPPER SPREADER WITH BACK EMF CONTROL AND HOPPER SYSTEM SPEED CONTROL
Publication number
20190242073
Publication date
Aug 8, 2019
Sno-Way International, Inc.
Robert N. Gamble
E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
Information
Patent Application
SYSTEM AND METHOD FOR COMPACT MOTOR CONTROL WITH REDUNDANT POWER ST...
Publication number
20190199086
Publication date
Jun 27, 2019
EATON CORPORATION
Huaqiang Li
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Application
OPTIMIZING COMPARATOR OPERATION FOR A VARYING DC COMPONENT INPUT
Publication number
20190006970
Publication date
Jan 3, 2019
TEXAS INSTRUMENTS INCORPORATED
Matthew Sean Sullivan
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Application
METHOD OF CONTROLLING CONSTANT CURRENT OF BRUSHLESS DC MOTOR AND CO...
Publication number
20180323736
Publication date
Nov 8, 2018
LG ELECTRONICS INC.
Jongseong JI
F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information
Patent Application
REDUCING NOISE AND LOWERING HARMONICS IN POWER TOOLS USING CONDUCTI...
Publication number
20180248507
Publication date
Aug 30, 2018
Black & Decker Inc.
John C. Vanko
B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
Information
Patent Application
CONTROL SYSTEM AND MOVABLE FOLDING PARTITION
Publication number
20180175760
Publication date
Jun 21, 2018
WON-DOOR CORPORATION
E. Carl Goodman
E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
Information
Patent Application
METHOD FOR OPERATING AN ELECTROMOTIVE ADJUSTING DEVICE
Publication number
20170362877
Publication date
Dec 21, 2017
BROSE FAHRZEUGTEILE GMBH & CO. KOMMANDITGESELLSCHAFT, BAMBERG
Sebastian BARS
E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
Information
Patent Application
MOTOR AND FAN HAVING MOTOR
Publication number
20170353132
Publication date
Dec 7, 2017
JOHNSON ELECTRIC S.A.
Rui Feng QIN
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Application
CONTROL CIRCUIT FOR FAN AND ELECTRONIC SYSTEM UTILIZING SAME
Publication number
20160344325
Publication date
Nov 24, 2016
HONG FU JIN PRECISION INDUSTRY (ShenZhen) CO., LTD
JIN-SHAN MA
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Application
Sensorless DC Fan Speed Controller
Publication number
20160065104
Publication date
Mar 3, 2016
ATIEVA, INC.
Jean-Philippe Gauthier
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Application
METHOD FOR EMBEDDED FEEDBACK CONTROL FOR BI-STABLE ACTUATORS
Publication number
20140363150
Publication date
Dec 11, 2014
Raytheon Company
Eric J. Griffin
G01 - MEASURING TESTING
Information
Patent Application
DRIVE CONTROL DEVICE
Publication number
20140361723
Publication date
Dec 11, 2014
Omron Corporation
Katsumi Matsushita
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Application
VACUUM STABLE MECHANISM DRIVE ARM
Publication number
20140360293
Publication date
Dec 11, 2014
Raytheon Company
Eric J. Griffin
G01 - MEASURING TESTING
Information
Patent Application
VARIABLE APERTURE MECHANISM FOR CRYOGENIC ENVIRONMENT, AND METHOD
Publication number
20140363149
Publication date
Dec 11, 2014
Raytheon Company
Jeffrey P. Yanevich
G01 - MEASURING TESTING
Information
Patent Application
METHODS FOR SPEED CONTROL OF A MOVABLE PARTITION
Publication number
20140216670
Publication date
Aug 7, 2014
WON-DOOR CORPORATION
Duane O. Hall
E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
Information
Patent Application
POWER SAVING DRIVING CIRCUIT INCLUDING POWER FACTOR CORRECTION FOR...
Publication number
20140167673
Publication date
Jun 19, 2014
Young Jun KIM
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Application
Method and System for Powering and Measuring Positions of a Plurali...
Publication number
20140002000
Publication date
Jan 2, 2014
Bart LAUWAERT
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Application
APPARATUS AND METHOD FOR CONTROLLING MOTOR SPEED
Publication number
20130314018
Publication date
Nov 28, 2013
Samsung Electro-mechanics Co., Ltd.
Bon Young Gu
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Application
Motor Driving Circuit and Method Thereof
Publication number
20130307458
Publication date
Nov 21, 2013
Anpec Electronics Corporation
Ming-Jung Tsai
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER