| 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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| 05/15/2001 | CA2092456C Multiparameter ecm and control therefor |
| 05/10/2001 | DE19951364A1 Elektronisch kommutierbarer Motor Electronically commutated motor |
| 05/10/2001 | DE10049385A1 Current detector for three-phase brushless direct current motor, has buffers which detect neutral point voltage of motor and voltage with respect to motor rotation speed, based on which motor current is determined |
| 05/09/2001 | EP1098431A1 Brushless motor control device and equipment using the control device |
| 05/09/2001 | CN1294770A Electric motor or generator |
| 05/09/2001 | CN1294448A Current type pulse width modulation tech. for brushless motor |
| 05/09/2001 | CN1065690C Rotation position detecting device and motor device |
| 05/09/2001 | CN1065689C Inverter driving circuit for brushless D.C motor |
| 05/08/2001 | US6229274 Statistical phase detection and go start-up algorithm |
| 05/03/2001 | WO2001031772A1 Electronically commutable motor |
| 05/02/2001 | EP1096659A2 Current mode PWM technique for a brushless motor |
| 05/02/2001 | EP1096658A2 Permanent magnet 2-phase DC-brushless motor |
| 05/02/2001 | CN1293484A Detecting apparatus for rotor position of motor |
| 05/02/2001 | CN1065376C Motor driving apparatus having back-gate-floating MOSFET for avoiding reverse current |
| 05/02/2001 | CN1065375C Harmonic current attenuation device for electric motor |
| 05/02/2001 | CN1065333C Apparatus for controlling of refrigerant circulation |
| 05/01/2001 | US6225775 Synchronous electric motor |
| 04/25/2001 | EP1094595A2 Control device for a permanent magnet synchronous motor |
| 04/25/2001 | CN1292602A Method for braking washing machine |
| 04/25/2001 | CN1292601A Drive method of brushless D.C. motor and its driving circuit |
| 04/25/2001 | CN1292597A Electric machinery |
| 04/24/2001 | US6222334 Regenerative braking system |
| 04/24/2001 | US6222333 DC brushless motor controller apparatus and method |
| 04/24/2001 | US6222332 Low cost high performance single board motor controller |
| 04/19/2001 | WO2001028083A1 Motor assembly with electronic switch, device powering said motor and electrical vacuum cleaner equipped with said assembly |
| 04/19/2001 | WO2001028082A1 Electric motor assembly without collector, device for powering said motor, and electric vacuum cleaner equipped with said assembly |
| 04/19/2001 | WO2001028081A2 Single board motor controller |
| 04/19/2001 | WO2001028072A1 Compressor |
| 04/19/2001 | US20010000293 Actively controlled regenerative snubber for unipolar brushless DC motors |
| 04/19/2001 | DE10044742A1 Elektronisch kommutierbarer Motor Electronically commutated motor |
| 04/18/2001 | EP1093210A2 Electrical driving apparatus |
| 04/18/2001 | EP1093207A2 Electric motor |
| 04/18/2001 | EP1092263A1 Electronically commutatable motor |
| 04/18/2001 | CN1292167A Motor controller |
| 04/18/2001 | CN1064792C Drive circuit for brushless motor |
| 04/18/2001 | CN1064791C Drive circuit for brushless motor |
| 04/18/2001 | CN1064786C DC brushless motor and control unit |
| 04/17/2001 | US6219260 Motor driving circuit with filter condensers |
| 04/17/2001 | US6218795 Rotor magnetic pole position detection device |
| 04/17/2001 | US6218794 Spindle motor startup method and apparatus |
| 04/17/2001 | US6218750 Driving device for polyphase motor |
| 04/17/2001 | US6218748 Rotation detecting device for a brushless motor |
| 04/12/2001 | WO2001026212A1 State advance controller commutation loop for brushless d.c. motors |
| 04/12/2001 | WO2001026211A1 Device for sensorless control of direct current brushless motors |
| 04/12/2001 | DE10047669A1 Absolute rotor position detection method for permanent magnet motor used in electric vehicle, involves detecting angular position and polarity of rotor |
| 04/12/2001 | DE10036839A1 Frequency measurement procedure for determination or rotational velocity of a motor rotor or similar has improved event counting procedure that prevents overloading of a controlling processor at high rotational velocities |
| 04/11/2001 | EP1091480A1 Jitter free detection of current or voltage on a PWM driven winding |
| 04/11/2001 | CN1291330A Disk unit |
| 04/11/2001 | CN1290996A High efficient motor device and method for controlling motor |
| 04/11/2001 | CN1064489C Motor control apparatus, motor drive apparatus and air-conditioner |
| 04/11/2001 | CA2322923A1 Electric motor |
| 04/10/2001 | US6215266 System and method for low acoustic noise spindle motor commutation |
| 04/10/2001 | US6215261 Application specific integrated circuit for controlling power devices for commutating a motor based on the back emf of motor |
| 04/05/2001 | DE19946242A1 Frequenzumrichter für einen Elektromotor Frequency for an electric motor |
| 04/04/2001 | EP1088387A1 Device with an electromotor |
| 04/04/2001 | CN1064193C Method and controlling circuit for sensorless brushless DC motor |
| 04/04/2001 | CN1064192C Drive circuit for brushless motor |
| 04/04/2001 | CN1064191C Drive circuit for brushless motor |
| 04/04/2001 | CN1064122C Method and apparatus for controlling motors of air conditioner |
| 04/03/2001 | US6211640 Motor drive control system |
| 04/03/2001 | US6211635 Brushless motor driving system for driving outdoor fan of air conditioner |
| 04/03/2001 | US6211634 Method and apparatus for initialization and operation of field-commutated motors and machines incorporating field-commutated motors |
| 04/03/2001 | US6211633 Synchronous sampling circuit for a sensorless switching reluctance machine system |
| 04/03/2001 | CA2057955C Electronic controls for electric motors, laundry machines including such controls and motors and/or methods of operating said controls |
| 03/29/2001 | WO2001022568A1 Initial magnetic pole estimating device for ac synchronous motor |
| 03/29/2001 | WO2001022567A1 Pole-position detector of synchronous motor |
| 03/29/2001 | WO2001022566A1 A method for controlling and protecting electric motors, a system for controlling electric motors and an electric motor system |
| 03/29/2001 | DE19945761A1 Pulse width modulator for operating permanent magnet motor obtains two pulse width modulated signals from position signal and angular displacement signal |
| 03/29/2001 | DE19944809A1 Starting three-phase electronically commutated electric motors e.g. for machine tools, involves initiating regulated rotor movement with sinusoidal phase commutation by evaluating position sensors using offset |
| 03/28/2001 | EP1087518A2 Control device and method for motor/generator |
| 03/28/2001 | EP1087517A1 Motor control device |
| 03/28/2001 | EP1087516A2 Closed loop control of PWM duty cycle |
| 03/28/2001 | EP1087513A2 Frequency converter for an electric motor |
| 03/28/2001 | EP1087232A1 Method for measuring a frequency, in particular an angular frequency of a motor, and device for implementing such a method |
| 03/28/2001 | EP1086525A1 Method of minimizing errors in rotor angle estimate in synchronous machine |
| 03/28/2001 | CN1063888C Drive circuit for brushless motor |
| 03/28/2001 | CN1063887C High efficiency motor apparatus and method for controlling same |
| 03/28/2001 | CN1063886C Method and apparatus for controlling motor |
| 03/28/2001 | CN1063885C Protecting device for brushless motor |
| 03/27/2001 | US6208160 Detection of a perturbation in the synchronization of the driving in a tripolar mode of a brushless, sensorless DC motor for minimizing torque ripple |
| 03/27/2001 | US6208112 Method for controlling a voltage/frequency converter controlled single-phase or polyphase electric motor |
| 03/27/2001 | US6208110 Method for determining rotor position |
| 03/27/2001 | US6208109 Synchronous motor driving method, compressor driving method, device for the methods, and brushless DC motor driving device |
| 03/22/2001 | WO2001020822A1 Reduction of emi through switching frequency dithering |
| 03/22/2001 | WO2001020768A1 Electronically switchable motor with overload protection |
| 03/22/2001 | WO2001020767A1 Low ripple permanent magnet motor control |
| 03/22/2001 | WO2001020766A1 Minimization of motor torque ripple due to unbalanced conditions |
| 03/22/2001 | WO2001020765A1 Electronically commutatable motor comprising an electronic control unit |
| 03/22/2001 | WO2001020764A1 Electronically commutable motor |
| 03/22/2001 | WO2001020763A1 Apparatus and method of regulating the speed of a brushless dc motor |
| 03/22/2001 | WO2001020762A1 Electronically commutated motor |
| 03/22/2001 | WO2001020761A1 Method and system for controlling torque in permanent magnet brushless electric motors |
| 03/22/2001 | WO2001020751A2 Brushless machines using optimal phase angle control |
| 03/22/2001 | WO2001020600A1 Method and apparatus for robust generation of an index pulse for an electric power steering system |
| 03/22/2001 | WO2001020351A1 A low cost approach to measuring high resolution rotary position of electric machines |
| 03/22/2001 | WO2001020343A1 Torque current comparison for current reasonableness diagnostics in a permanent magnet electric machine |
| 03/22/2001 | WO2001020290A1 Symmetry compensation for encoder pulse width variation |
| 03/22/2001 | DE19944198A1 Elektronisch kommutierbarer Motor Electronically commutated motor |
| 03/22/2001 | DE19944197A1 Elektronisch kommutierbarer Motor Electronically commutated motor |
| 03/22/2001 | DE19944194A1 Elektronisch kommutierbarer Motor mit Überlastschutz Electronically commutated motor with overload protection |