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Inventor

CAMERON SCOTT W

US13 patents
⚠️ This page may combine multiple inventors who share the name “CAMERON SCOTT W”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

SGS THOMSON MICROELECTRONICS

12 patents
US5517095AMay 14, 1996

Method and apparatus for operating polyphase DC motors using a PWM chopping signal in zero crossing determination

SGS THOMSON MICROELECTRONICS87 citations96
US5572097ANov 5, 1996

Method and apparatus for starting polyphase dc motor

SGS THOMSON MICROELECTRONICS60 citations95
US5455885AOct 3, 1995

Method and apparatus for starting a sensorless polyphase DC motor in dual-coil mode and switching to single coil mode at speed

SGS THOMSON MICROELECTRONICS82 citations95
US5451832ASep 19, 1995

Method and circuitry for drag braking a polyphase DC motor

SGS THOMSON MICROELECTRONICS49 citations95
US5317243AMay 31, 1994

Method and apparatus for detecting velocity profiles of a spinning rotor of a polyphase DC motor

SGS THOMSON MICROELECTRONICS60 citations95
US5309078AMay 3, 1994

Synchronous rectification method for reducing power dissipation in motor drivers in PWM mode

SGS THOMSON MICROELECTRONICS74 citations95
US5221881AJun 22, 1993

Method and apparatus for operating polyphase DC motors

SGS THOMSON MICROELECTRONICS99 citations95
US5172036ADec 15, 1992

Method and apparatus for resynchronizing a moving rotor of a polyphase dc motor

SGS THOMSON MICROELECTRONICS67 citations95
US5619109AApr 8, 1997

Method and circuitry for drag braking a polyphase DC motor

SGS THOMSON MICROELECTRONICS26 citations92
US5294877AMar 15, 1994

Circuit and method for detecting deceleration rates of a polyphase DC motor

SGS THOMSON MICROELECTRONICS30 citations92
US5557180ASep 17, 1996

Circuit and method for operating a 3-phase motor with a uni-coil phase commutation scheme

SGS THOMSON MICROELECTRONICS5 citations62
US5546030AAug 13, 1996

Differential high speed inductive driver with a bidirectional current limiting output stage

SGS THOMSON MICROELECTRONICS4 citations62

ST MICROELECTRONICS INC

1 patent