IPC Main Group
H02P 6/00 Arrangements for controlling synchronous motors or other dynamo-electric motors using electronic commutation dependent on the rotor position; Electronic commutators therefor
Introduced: January 1980
Last revised: January 2016
Classification Context
- Section:
- ELECTRICITY
- Class:
- GENERATION, CONVERSION, OR DISTRIBUTION OF ELECTRIC POWER
- Subclass:
- CONTROL OR REGULATION OF ELECTRIC MOTORS, ELECTRIC GENERATORS OR DYNAMO-ELECTRIC CONVERTERS; CONTROLLING TRANSFORMERS, REACTORS OR CHOKE COILS
Additional Content
Vector control
13 direct subcodes
Child Classifications
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- H02P 6/04 Arrangements for controlling or regulating the speed or torque of more than one motor
- H02P 6/06 Arrangements for speed regulation of a single motor wherein the motor speed is measured and compared with a given physical value so as to adjust the motor speed
- H02P 6/08 Arrangements for controlling the speed or torque of a single motor
- H02P 6/1 Arrangements for controlling torque ripple, e.g. providing reduced torque ripple
- H02P 6/12 Monitoring commutation; Providing indication of commutation failure
- H02P 6/14 Electronic commutators
- H02P 6/2 Arrangements for starting
- H02P 6/24 Arrangements for stopping
- H02P 6/26 Arrangements for controlling single phase motors
- H02P 6/28 Arrangements for controlling current
- H02P 6/3 Arrangements for controlling the direction of rotation
- H02P 6/32 Arrangements for controlling wound field motors, e.g. motors with exciter coils
- H02P 6/34 Modelling or simulation for control purposes
Top Applicants
Top 10 applicants by patent filingsfor class H02, 2013–2023, worldwide · Source: EPO PATSTAT
- SGCC(STATE GRID CORPORATION OF CHINA) 54,496
- MITSUBISHI ELECTRIC CORPORATION JP 10,495
- TOYOTA MOTOR CORPORATION 9,464
- GUANGDONG POWER GRID CORPORATION 9,339
- ROBERT BOSCH DE 8,226
- SIEMENS DE 8,218
- DENSO CORPORATION 7,063
- MITSUBISHI ELECTRIC CORPORATION 6,619
- SAMSUNG ELECTRONICS COMPANY KR 5,826
- GREE ELECTRIC APPLIANCES 5,094