Controlling the speed digitally using a reference oscillator, a speed proportional pulse rate feedback and a digital comparator

Industry

CPC
H02P23/22

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Parent Industries

HELECTRICITY H02Electric power H02PCONTROL OR REGULATION OF ELECTRIC MOTORS, ELECTRIC GENERATORS OR DYNAMO-ELECTRIC CONVERTERS CONTROLLING TRANSFORMERS, REACTORS OR CHOKE COILS H02P23/00Arrangements or methods for the control of AC motors characterised by a control method other than vector control

Current Industry

H02P23/22Controlling the speed digitally using a reference oscillator, a speed proportional pulse rate feedback and a digital comparator

Industries

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Patents Grantslast 30 patents

Information Patent Grant
Power conversion device and electric motor drive system
- Patent number 11,716,044
- Issue date Aug 1, 2023
- TOSHIBA MITSUBISHI-ELECTRIC INDUSTRIAL SYSTEMS CORPORATION
- Fumio Watanabe
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Control device for an inverter
- Patent number 11,251,735
- Issue date Feb 15, 2022
- Dr. Ing. h.c. F. Porsche Aktiengesellschaft
- Stefan Götz
- B60 - VEHICLES IN GENERAL
Information Patent Grant
Method and circuit for detecting motor winding over temperature
- Patent number 10,965,240
- Issue date Mar 30, 2021
- Texas Instruments Incorporated
- Manu Balakrishnan
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Vehicle
- Patent number 10,946,747
- Issue date Mar 16, 2021
- Honda Motor Co., Ltd.
- Xiang Liu
- B60 - VEHICLES IN GENERAL
Information Patent Grant
Speed control system of a universal motor
- Patent number 10,720,870
- Issue date Jul 21, 2020
- Bor-Yann Chuang
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Control device of AC rotating electrical machine
- Patent number 10,608,569
- Issue date Mar 31, 2020
- Mitsubishi Electric Corporation
- Daisuke Matsumuro
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Digital period divider
- Patent number 10,048,089
- Issue date Aug 14, 2018
- Microchip Technology Incorporated
- Joseph Julicher
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Measurement of motor rotor position or speed
- Patent number 9,989,384
- Issue date Jun 5, 2018
- TRW Limited
- Peter Geoffrey Scotson
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Control device for electric compressor
- Patent number 9,991,835
- Issue date Jun 5, 2018
- Calsonic Kansei Corporation
- Kensuke Osamura
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Apparatus for detecting speed of motor
- Patent number 9,692,341
- Issue date Jun 27, 2017
- LSIS Co., Ltd.
- Min Hun Chi
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Control device for a radiator fan, radiator fan arrangement and method
- Patent number 9,581,168
- Issue date Feb 28, 2017
- Brose Fahrzeugteile GmbH & Co. Kommanditsellschaft, Wuerzburg
- Karsten Ude
- G05 - CONTROLLING REGULATING
Information Patent Grant
Fan system—rotation speed control circuit and method for rotation s...
- Patent number 9,490,739
- Issue date Nov 8, 2016
- Anpec Electronics Corporation
- Ming-Jung Tsai
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Motor control device, image forming apparatus, motor control method...
- Patent number 9,483,011
- Issue date Nov 1, 2016
- Kyocera Document Solutions Inc.
- Naohiro Anan
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Motor driving device
- Patent number 9,479,093
- Issue date Oct 25, 2016
- Nidec Servo Corporation
- Charles Simson Halason Silitonga
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Actuator control device
- Patent number 9,413,277
- Issue date Aug 9, 2016
- Daikin Industries, Ltd.
- Toshiaki Sato
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Linear motor system
- Patent number 9,379,649
- Issue date Jun 28, 2016
- Kabushiki Kaisha Yaskawa Denki
- Yoshiyasu Takase
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Motor control circuit and method that reduce speed jitter of an ele...
- Patent number 8,742,713
- Issue date Jun 3, 2014
- Allegro Microsystems, LLC
- Chee-Kiong Ng
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Motor control device
- Patent number 8,525,461
- Issue date Sep 3, 2013
- Mitsubishi Electric Corporation
- Yoshihiro Marushita
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Motor control apparatus
- Patent number 8,471,508
- Issue date Jun 25, 2013
- Delta Electronics, Inc.
- Chien-Sheng Lin
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Motor control circuit
- Patent number 8,466,645
- Issue date Jun 18, 2013
- Minebea Motor Manufacturing Corporation
- Tomohiro Inoue
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Servo motor control apparatus and control method
- Patent number 8,410,741
- Issue date Apr 2, 2013
- Panasonic Corporation
- Kenichi Kishimoto
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Method and apparatus for improved cooling fans
- Patent number 8,368,329
- Issue date Feb 5, 2013
- Apple Inc.
- John M. Depew
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Electric motor drive device, control method of electric motor drive...
- Patent number 8,278,859
- Issue date Oct 2, 2012
- Denso Corporation
- Koji Sakai
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Servo motor control apparatus and control method
- Patent number 8,222,853
- Issue date Jul 17, 2012
- Panasonic Corporation
- Kenichi Kishimoto
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Systems and methods for controlling a DC motor
- Patent number 8,013,552
- Issue date Sep 6, 2011
- Agere Systems Inc.
- James A. Dahlberg
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Motor controller and motor control method
- Patent number 7,733,047
- Issue date Jun 8, 2010
- Mitsubishi Electric Corporation
- Hidetoshi Ikeda
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Operating a three phase device using single phase power
- Patent number 7,609,534
- Issue date Oct 27, 2009
- Otis Elevator Company
- Ismail Agirman
- B66 - HOISTING LIFTING HAULING
Information Patent Grant
Motor drive circuit, motor system, and motor drive method
- Patent number 7,342,367
- Issue date Mar 11, 2008
- Sony Corporation
- Masahiro Suzuki
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Inverter control device and inverter control method
- Patent number 7,126,514
- Issue date Oct 24, 2006
- Matsushita Electric Industrial Co., Ltd.
- Masaru Kohara
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
System for sharing power and signal pins on a motor controller
- Patent number 6,747,425
- Issue date Jun 8, 2004
- Asahi Kasei Microsystems Co. LTD
- Sumner B. Marshall
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER

Patents Applicationslast 30 patents

Information Patent Application
POWER CONVERSION DEVICE AND ELECTRIC MOTOR DRIVE SYSTEM
- Publication number 20220286076
- Publication date Sep 8, 2022
- TOSHIBA MITSUBISHI-ELECTRIC INDUSTRIAL SYSTEMS CORPORATION
- Fumio WATANABE
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
METHOD AND CIRCUIT FOR DETECTING MOTOR WINDING OVER TEMPERATURE
- Publication number 20200076349
- Publication date Mar 5, 2020
- TEXAS INSTRUMENTS INCORPORATED
- Manu BALAKRISHNAN
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
MOTOR CONTROL SYSTEM AND ASSOCIATED METHOD TO CONTROL MOTOR SPEED
- Publication number 20200067440
- Publication date Feb 27, 2020
- Chengdu Monolithic Power Systems Co., Ltd.
- Qiming Zhao
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
VEHICLE
- Publication number 20190283608
- Publication date Sep 19, 2019
- Honda Motor Co., Ltd.
- Xiang Liu
- B60 - VEHICLES IN GENERAL
Information Patent Application
CONTROL DEVICE OF AC ROTATING ELECTRICAL MACHINE
- Publication number 20180278191
- Publication date Sep 27, 2018
- Mitsubishi Electric Corporation
- Daisuke MATSUMURO
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
MOTOR CONTROL DEVICE, IMAGE FORMING APPARATUS, MOTOR CONTROL METHOD...
- Publication number 20160202654
- Publication date Jul 14, 2016
- KYOCERA Document Solutions Inc.
- Naohiro Anan
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
ACTUATOR CONTROL DEVICE
- Publication number 20140354198
- Publication date Dec 4, 2014
- DAIKIN INDUSTRIES, LTD.
- Toshiaki Sato
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
CONTROL DEVICE FOR A RADIATOR FAN, RADIATOR FAN ARRANGEMENT AND METHOD
- Publication number 20140341751
- Publication date Nov 20, 2014
- Karsten Ude
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information Patent Application
CONVEYANCE DEVICE, CONVEYANCE DEVICE CONTROL METHOD, AND COMPUTER P...
- Publication number 20140265111
- Publication date Sep 18, 2014
- RICOH COMPANY, LIMITED
- Natsuko ISHIZUKA
- B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information Patent Application
MOTOR DRIVING CONTROL APPARATUS, MOTOR DRIVING CONTROL METHOD, AND...
- Publication number 20140176035
- Publication date Jun 26, 2014
- Samsung Electro-Mechanics Co., Ltd.
- Joo Yul KO
- G01 - MEASURING TESTING
Information Patent Application
MOTOR CONTROL APPARATUS AND METHOD
- Publication number 20140159633
- Publication date Jun 12, 2014
- SAMSUNG ELECTRO-MECHANICS CO., LTD.,
- Bon Young GU
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
APPARATUS AND METHOD FOR CONTROLLING MOTOR
- Publication number 20140152223
- Publication date Jun 5, 2014
- Samsung Electro-Mechanics Co., Ltd.
- Bon Young GU
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
SYSTEM AND METHOD FOR CONTROLLING AN ELECTRIC MOTOR
- Publication number 20140103846
- Publication date Apr 17, 2014
- Solar Turbines Incorporated
- Daniel FINGLETON
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
METHOD AND SYSTEM FOR MOTOR SPEED CONTROL
- Publication number 20140070734
- Publication date Mar 13, 2014
- Khalifa University of Science, Technology, and Research
- James Aweya
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
APPARATUS AND METHOD FOR CONTROLLING SPEED OF MOTOR
- Publication number 20140062370
- Publication date Mar 6, 2014
- Samsung Electro-mechanics Co., Ltd.
- BON YOUNG GU
- G01 - MEASURING TESTING
Information Patent Application
Apparatus and Method for Controlling Motor Speed
- Publication number 20140046487
- Publication date Feb 13, 2014
- Bon Young Gu
- 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 CONTROL DEVICE
- Publication number 20130285588
- Publication date Oct 31, 2013
- Mitsubishi Electric Corporation
- Masato Ito
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
MOTOR CONTROL APPARATUS, MOTOR CONTROL METHOD, AND CONTROL PROGRAM
- Publication number 20130282192
- Publication date Oct 24, 2013
- THK CO., LTD.
- Shigeru Futami
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
MOTOR CONTROLLING APPARATUS
- Publication number 20130264983
- Publication date Oct 10, 2013
- Canon Kabushiki Kaisha
- Yasuhiko Okumura
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
MOTOR CONTROL CIRCUIT
- Publication number 20130257338
- Publication date Oct 3, 2013
- PANASONIC CORPORATION
- Tomohiro Inoue
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
MOTOR DRIVING CIRCUIT, MOTOR DRIVING APPARATUS HAVING THE SAME, AND...
- Publication number 20130221883
- Publication date Aug 29, 2013
- Samsung Electro-mechanics Co., Ltd.
- Bon Young Gu
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
MOTOR DRIVING CIRCUIT, MOTOR DRIVING APPARATUS HAVING THE SAME, AND...
- Publication number 20130221882
- Publication date Aug 29, 2013
- Samsung Electro-mechanics Co., Ltd.
- Bon Young Gu
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
Motor Control Circuit And Method That Reduce Speed Jitter Of An Ele...
- Publication number 20130099704
- Publication date Apr 25, 2013
- ALLEGRO MICROSYSTEMS, INC.
- Chee-Kiong Ng
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
Motor Control Circuit And Servo Device Provided With The Same
- Publication number 20130076288
- Publication date Mar 28, 2013
- Semiconductor Components Industries, LLC
- Hiroyuki Tsuchiya
- G11 - INFORMATION STORAGE
Information Patent Application
MOTOR CONTROL DEVICE
- Publication number 20130057194
- Publication date Mar 7, 2013
- MITSUBISHI ELECTRIC CORPORATION
- Yoshihiro Marushita
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
MOVEMENT CONTROL DEVICE, MOVEMENT CONTROL METHOD, AND MOVEMENT CONT...
- Publication number 20130038781
- Publication date Feb 14, 2013
- Toshio Inaji
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
METHOD OF FAN SPEED CONTROL
- Publication number 20130038264
- Publication date Feb 14, 2013
- YEN SUN TECHNOLOGY CORP
- Chien-Jung CHEN
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
MOTOR DRIVER CONTROL DEVICE
- Publication number 20130033219
- Publication date Feb 7, 2013
- MITSUBISHI ELECTRIC CORPORATION
- Koichi Kakimoto
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
MOTOR CONTROL METHOD
- Publication number 20130027192
- Publication date Jan 31, 2013
- Tung-An CHEN
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER

Controlling the speed digitally using a reference oscillator, a speed proportional pulse rate feedback and a digital comparator

Industry

Parent Industries

Current Industry

Patents Grantslast 30 patents

Power conversion device and electric motor drive system

Control device for an inverter

Method and circuit for detecting motor winding over temperature

Vehicle

Speed control system of a universal motor

Control device of AC rotating electrical machine

Digital period divider

Measurement of motor rotor position or speed

Control device for electric compressor

Apparatus for detecting speed of motor

Control device for a radiator fan, radiator fan arrangement and method

Fan system—rotation speed control circuit and method for rotation s...

Motor control device, image forming apparatus, motor control method...

Motor driving device

Actuator control device

Linear motor system

Motor control circuit and method that reduce speed jitter of an ele...

Motor control device

Motor control apparatus

Motor control circuit

Servo motor control apparatus and control method

Method and apparatus for improved cooling fans

Electric motor drive device, control method of electric motor drive...

Servo motor control apparatus and control method

Systems and methods for controlling a DC motor

Motor controller and motor control method

Operating a three phase device using single phase power

Motor drive circuit, motor system, and motor drive method

Inverter control device and inverter control method

System for sharing power and signal pins on a motor controller

Patents Applicationslast 30 patents

POWER CONVERSION DEVICE AND ELECTRIC MOTOR DRIVE SYSTEM

METHOD AND CIRCUIT FOR DETECTING MOTOR WINDING OVER TEMPERATURE

MOTOR CONTROL SYSTEM AND ASSOCIATED METHOD TO CONTROL MOTOR SPEED

VEHICLE

CONTROL DEVICE OF AC ROTATING ELECTRICAL MACHINE

MOTOR CONTROL DEVICE, IMAGE FORMING APPARATUS, MOTOR CONTROL METHOD...

ACTUATOR CONTROL DEVICE

CONTROL DEVICE FOR A RADIATOR FAN, RADIATOR FAN ARRANGEMENT AND METHOD

CONVEYANCE DEVICE, CONVEYANCE DEVICE CONTROL METHOD, AND COMPUTER P...

MOTOR DRIVING CONTROL APPARATUS, MOTOR DRIVING CONTROL METHOD, AND...

MOTOR CONTROL APPARATUS AND METHOD

APPARATUS AND METHOD FOR CONTROLLING MOTOR

SYSTEM AND METHOD FOR CONTROLLING AN ELECTRIC MOTOR

METHOD AND SYSTEM FOR MOTOR SPEED CONTROL

APPARATUS AND METHOD FOR CONTROLLING SPEED OF MOTOR

Apparatus and Method for Controlling Motor Speed

APPARATUS AND METHOD FOR CONTROLLING MOTOR SPEED

MOTOR CONTROL DEVICE

MOTOR CONTROL APPARATUS, MOTOR CONTROL METHOD, AND CONTROL PROGRAM

MOTOR CONTROLLING APPARATUS

MOTOR CONTROL CIRCUIT

MOTOR DRIVING CIRCUIT, MOTOR DRIVING APPARATUS HAVING THE SAME, AND...

MOTOR DRIVING CIRCUIT, MOTOR DRIVING APPARATUS HAVING THE SAME, AND...

Motor Control Circuit And Method That Reduce Speed Jitter Of An Ele...

Motor Control Circuit And Servo Device Provided With The Same

MOTOR CONTROL DEVICE

MOVEMENT CONTROL DEVICE, MOVEMENT CONTROL METHOD, AND MOVEMENT CONT...

METHOD OF FAN SPEED CONTROL

MOTOR DRIVER CONTROL DEVICE

MOTOR CONTROL METHOD