Description     Claims     Drawing  

JP3672761B   [0010] 
JP4091693A   [0010] 
US20080191656A1   [0010] 

Method of controlling Position Sensorless DC brushless motor   [0011] 
A Novel Technique for a DC Brushless Motor Having No Position-Sensors   [0011] 
A Novel Technique for a DC Brushless Motor Having No Position-Sensors   [0011] 
Constant estimation method for synchronous machines with the primary magnetic flux controlled   [0011] 
On General Purpose Inverter for Synchronous Motor Drive   [0011] 
A Sensor-less Drive of IPM Motor with Over-modulation PWM   [0011]