| Patents for H02P 6 - Arrangements for controlling synchronous motors or other dynamo-electric motors with electronic commutators in dependence on the rotor position; Electronic commutators therefor (19,185) |
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| 06/13/2002 | DE10058623A1 Method for determining the angular position of a rotating shaft for use in control of electrically switched motors in which digital and analogue signals are used to determine coarse and fine values that are then combined |
| 06/12/2002 | EP1213829A1 Method for operating an electronically commutated dc motor and motor for carrying out said method |
| 06/12/2002 | EP1213828A1 Initial magnetic pole estimating device for ac synchronous motor |
| 06/12/2002 | CN1353493A Permanent magnet type rotary electric machine and its driving device |
| 06/11/2002 | US6404153 Motor and disk drive apparatus |
| 06/11/2002 | US6404152 Motor control device |
| 06/11/2002 | US6404150 Accessory motor drive power supply system for an electric vehicle |
| 06/11/2002 | US6401875 Absolute position sensing method and apparatus for synchronous elevator machines by detection stator iron saturation |
| 06/06/2002 | WO2002044668A1 System and method for enabling a high torque/high speed brushless dc motor |
| 06/06/2002 | US20020067148 Electric motor drive and process for operating an electronically commutated electric motor |
| 06/06/2002 | US20020067093 System and method for enabling a high torque/high speed brushless DC motor |
| 06/06/2002 | DE10141125A1 Controlling/regulating current in DC machine for fan involves varying PWM generator control signal depending on comparison result so current in machine is regulated to demand value |
| 06/06/2002 | DE10060561A1 Main drive for a spinning machine has alternating current synchronous motors, with frequency converters connected to the AC supply, set by a control with a program stored in memory to adjust the motor rotary speeds |
| 06/05/2002 | EP1211798A2 Motor control apparatus and motor control method |
| 06/05/2002 | EP1211787A1 Electric motor with electronic control |
| 06/04/2002 | US6400216 Multi-driving apparatus by a multi-level detection and a method for controlling the same |
| 06/04/2002 | US6400118 Magnetic-pole position detecting apparatus for a synchronous motor |
| 06/04/2002 | US6400116 Motor drive control apparatus |
| 06/04/2002 | US6400109 Electronic commutated motor with commutation signal |
| 06/04/2002 | US6400108 Brushless DC-motor driving controller |
| 06/04/2002 | US6400107 Motor control device capable of driving a synchronous motor with high efficiency and high reliability |
| 06/04/2002 | US6397611 Air conditioner and brushless motor control unit |
| 05/30/2002 | WO2002043237A1 Active noise compensation |
| 05/30/2002 | US20020064063 Semiconductor device for inverter control and control method |
| 05/30/2002 | US20020063546 Current sense IC with circuitry for eliminating ripple current error from motor current measurement |
| 05/30/2002 | US20020063539 Adaptive ripple suppression/compensation apparatus for permanent magnet linear motors |
| 05/30/2002 | CA2429320A1 Active noise compensation |
| 05/29/2002 | EP1209805A1 A PWM control device for controlling the output current of an inverter circuit, a motor-driven blower and an electric vacuum cleaner including the same |
| 05/29/2002 | EP1208641A1 Encoderless rotor position detection method and apparatus in an electric motor |
| 05/29/2002 | EP1208640A1 Method and apparatus for initialization and operation of field-commutated motors and machines incorporating field-commutated motors |
| 05/29/2002 | EP1020019B1 Method and device for controlling a synchronous motor with permanent magnet |
| 05/29/2002 | DE10153332A1 Verfahren zur Steuerung einer Klauenpol-Synchronmaschine Method for controlling a claw-pole synchronous machine |
| 05/29/2002 | DE10058293A1 Aktive Geräuschkompensation Active noise cancellation |
| 05/29/2002 | DE10020927C2 Schaltungsanordnung zur Strombegrenzung einer spannungsgesteuerten Last Circuit arrangement for the current limitation of a voltage controlled load |
| 05/29/2002 | CN1351411A Device and method for control of motor transmission of weaving machine |
| 05/28/2002 | US6396238 Rotational speed control circuit for motor |
| 05/28/2002 | US6396237 Position detection of switched reluctance machines |
| 05/28/2002 | US6396236 Method of minimizing errors in rotor angle estimate in synchronous machine |
| 05/28/2002 | US6396229 Method of estimating a rotor position of synchronous motor, method of controlling synchronous motor with no position sensor and a controller of synchronous motor |
| 05/28/2002 | US6396226 Electronically commutated DC motor |
| 05/28/2002 | US6396225 DC current brushless motor driving apparatus and air conditioner with using thereof |
| 05/28/2002 | CA2115855C Draft inducer air flow controller |
| 05/23/2002 | WO2002041476A1 Brushless multiphase ac electric machine and its energization controller |
| 05/23/2002 | WO2002041468A2 Device and method for determining the electrical starting rotor angle |
| 05/23/2002 | US20020060548 Driving system of AC motor |
| 05/23/2002 | US20020060547 Speed control apparatus of synchronous reluctance motor and method thereof |
| 05/23/2002 | US20020060546 Method and a device for sensorless estimating the relative angular position between the stator and rotor of a three-phase synchronous motor. |
| 05/23/2002 | US20020060544 Single wire digital width modulation for fan control with tachometer feedback |
| 05/22/2002 | EP1207520A2 Method and apparatus for improving cold temperature performance of a disk drive |
| 05/22/2002 | CN1350720A Starting procedure of open-loop vactor control in synchronous machine |
| 05/22/2002 | CN1350364A Apparatus and method for controlling speed for synchronous reluctance motor |
| 05/21/2002 | US6392418 Torque current comparison for current reasonableness diagnostics in a permanent magnet electric machine |
| 05/21/2002 | US6392372 Brushless DC fan module incorporating integral fan control circuit with a communication port for receiving digital commands to control fan |
| 05/21/2002 | US6392311 Starter generator for internal combustion engine |
| 05/16/2002 | WO2002039576A1 Synchronous motor control method and device |
| 05/16/2002 | WO2002039575A2 Method and apparatus for encoderless operation of a permanent magnet synchronous motor in an elevator |
| 05/16/2002 | WO2001086801A8 Arrangement for controlling a unit that can be aimed, preferably a weapon sight, by means of a three-phase brushless direct-current motor |
| 05/16/2002 | US20020057069 PWM control device PWM-controlling output current of inverter circuit, and motor-driven blower and electric vacuum cleaner PWM-controlling electric motor by the PWM control device |
| 05/16/2002 | US20020056169 Inverter control circuit of motor-driven blower for electric vacuum cleaner, drive control circuit using the same, and electric vacuum cleaner using drive control circuit |
| 05/15/2002 | EP1206028A2 Driving apparatus, power output apparatus, and control method |
| 05/15/2002 | CN1084958C Arrangement for generating drive signal for a multi-phase D.C. motor, lock detector, drive arrangement and disk drive |
| 05/15/2002 | CN1084957C Method for controlling continuous rotation miniature motor |
| 05/15/2002 | CN1084956C DC brushless motor driven device |
| 05/14/2002 | US6388416 Motor control device and motor control method |
| 05/14/2002 | US6388409 Electronically commutatable motor |
| 05/14/2002 | US6388405 Electronically-commutated motor |
| 05/10/2002 | WO2002017468A3 Dc voltage level shifter |
| 05/09/2002 | US20020053890 Disk drive apparatus and motor |
| 05/09/2002 | US20020053833 Electric motor |
| 05/08/2002 | CN1084547C Controlling apparatus for motor and motor with the same controlling apparatus |
| 05/07/2002 | US6385395 Fan motor with its speed controlled by operating periods of a pulse wave |
| 05/07/2002 | US6384556 Motor driving circuit |
| 05/07/2002 | US6384554 Drive circuit for brushless DC motors |
| 05/02/2002 | US20020050800 Sensorless motor driving apparatus |
| 05/02/2002 | US20020050011 Apparatus and method for sensing laundry amount in a washing machine |
| 05/02/2002 | DE10050239A1 Verfahren zur Bestimmung der Ist-Drehzahl bei sensorlosen Gleichstrommotoren Method for determining the actual speed at sensorless DC motors |
| 05/01/2002 | CN1347586A Dynamic brake circuit and semiconductor inverter using dynamic brake circuit |
| 05/01/2002 | CN1084081C Control apparatus of brushless motor and machine and apparatus using brushless motor |
| 05/01/2002 | CN1084077C Starting of single phase motors |
| 04/30/2002 | US6381406 Adaptive synchronous DC fan speed controller |
| 04/30/2002 | US6380709 PWM motor driving device |
| 04/30/2002 | US6380707 Method and device for controlling a brushless electric motor |
| 04/30/2002 | US6380703 Digital PLL filter and VCO for use in controlling a spindle motor of a mass data storage device |
| 04/25/2002 | US20020047683 Control circuit of brush-less motor, control circuit of sensor-less brush-less motor, brush-less motor apparatus, sensor-less brush-less motor apparatus and vacuum pump apparatus |
| 04/25/2002 | US20020047680 Method for current regulation of permanently excited synchronous motors for guided missiles having an electromechanical actuating drive for the rudder |
| 04/25/2002 | US20020047367 Motor having two degrees of free motion |
| 04/25/2002 | US20020047361 Brushless motor, method for operating brushless motor and method for manufacturing brushless motor |
| 04/25/2002 | US20020047351 Method of starting brushless DC motor on the basis of induced voltage in armature coil for detection of position of rotor |
| 04/25/2002 | DE10134301A1 Laundry amount sensing device in washing machine, applies d-axis current command signal to current controller, according to driving speed of brushless DC motor |
| 04/24/2002 | EP0986855B1 Electronically commutated motor |
| 04/24/2002 | CN1345994A Washing mode determine device and method thereof |
| 04/24/2002 | CN1083635C Apparatus and method for driving motor |
| 04/23/2002 | US6377109 Load driver circuit |
| 04/23/2002 | US6377008 Motor driving device |
| 04/18/2002 | WO2002031958A2 Method for determining the actual rotation speed of dc motors with no sensor |
| 04/18/2002 | WO2002031957A2 Motor controller with position detector |
| 04/18/2002 | US20020043954 Permanent magnet brushless electric motor system and method of using same |
| 04/18/2002 | US20020043953 Synchronous motor control device, electric motor vehicle control device and method of controlling synchronous motor |
| 04/18/2002 | US20020043946 Apparatus for controlling cooling fan for vehicle |
| 04/17/2002 | EP1198059A2 Method and apparatus for position-sensorless motor control |