1
Gregory I Rozman, Jacek F Gieras: Direct flux regulated permanent magnet brushless motor utilizing sensorless control. Hamilton Sundstrand Corporation, Carlson Gaskey & Olds PC, November 30, 2010: US07843155 (13 worldwide citation)

A permanent magnet rotor for use in a flux regulated permanent magnet brushless machine is constructed such that the inductance along the direct and quadrature axes is markedly different to provide sensorless position feedback for the rotor.


2
Gregory I Rozman, Jacek F Gieras: Direct flux regulated permanent magnet brushless motor utilizing sensorless control by DC and AC excitation. Hamilton Sundstrand Corporation, Carlson Gaskey & Olds PC, December 20, 2011: US08080960 (4 worldwide citation)

A flux regulated permanent magnet brushless motor has a stator having an inner peripheral bore. A permanent magnet rotor is mounted within the inner peripheral bore. A control winding is supplied to a DC current to regulate flux of the machine. A small AC current is also supplied and an output is se ...


3
ROZMAN GREGORY I, GIERAS JACEK F: [fr] Moteur sans balai à aimant permanent régulé en flux direct utilisant un contrôle sans capteur, [de] Direktflussregulierter bürstenloser Permanentmagnetmotor mit sensorloser Steuerung, [en] Direct flux regulated permanent magnet brushless motor utilizing sensorless control. HAMILTON SUNDSTRAND, October 14, 2009: EP2109212-A1

[en] A permanent magnet rotor for use in a flux regulated permanent magnet brushless machine is constructed such that the inductance along the direct (d) and quadrature (q) axes is markedly different to provide sensorless position feedback for the rotor.


4
Rozman Gregory I, Gieras Jacek F: Direct flux regulated permanent magnet brushless motor utilizing sensorless control by dc and ac excitation. Hamilton Sundstrand, February 24, 2010: EP2157681-A2

A flux regulated permanent magnet brushless motor has a stator having an inner peripheral bore. A permanent magnet rotor (21) is mounted within the inner peripheral bore. A control winding (24) is supplied to a DC current to regulate flux of the machine. A small AC current is also supplied and an ou ...


5
Gregory I Rozman, Jacek F Gieras: Direct flux regulated permanent magnet brushless motor utilizing sensorless control by DC and AC excitation. Carlson Gaskey & Olds PC, February 25, 2010: US20100045222-A1

A flux regulated permanent magnet brushless motor has a stator having an inner peripheral bore. A permanent magnet rotor is mounted within the inner peripheral bore. A control winding is supplied to a DC current to regulate flux of the machine. A small AC current is also supplied and an output is se ...


6
Gregory I Rozman, Jacek F Gieras: Direct Flux Regulated Permanent Magnet Brushless Motor Utilizing Sensorless Control. Carlson Gaskey & Olds PC, October 15, 2009: US20090256511-A1

A permanent magnet rotor for use in a flux regulated permanent magnet brushless machine is constructed such that the inductance along the direct and quadrature axes is markedly different to provide sensorless position feedback for the rotor.