Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
Home › Variable pulse width modulation for reduced zero-crossing granularity in sensorless brushless direct current motors

Variable pulse width modulation for reduced zero-crossing granularity in sensorless brushless direct current motors

US Patent 8278860 · Granted Oct 2, 2012

Estimated economic value: $26,100,000 ⓘ

Assignee

Inventors

View full patent text on Google Patents →

More Patents by These Inventors

Operational amplifier with controllable output modes2021
Linear hall effect sensors for multi-phase permanent magnet motors with PWM driv2021
UART with automated protocols2019
Linear hall effect sensors for multi-phase permanent magnet motors with PWM driv2018
BLDC adaptive zero crossing detection2017
Sine modified trapezoidal drive for brushless DC motors2015
Constant current output sink or source2014
Enhanced complementary waveform generator2013
Constant current output sink or source2013
Synchronized minimum frequency pulse width modulation drive for sensorless brush2013
Slow speed operation of brushless direct current motors by gating pulse width mo2012