Inventor

BENNETT GEORGE J

US54 patents

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

BENNETT GEORGE J

WESTERN DIGITAL TECH INC

Gate speed regulator dithering ring oscillator to match critical path circuit

Disk drive flushing write cache to a nearest set of reserved tracks during a power failure

Disk drive employing coarse position feedback from mechanical position sensor to improve format efficiency

Disk drive employing coarse position feedback from mechanical position sensor to improve format efficiency

Switching voltage regulator comprising a cycle comparator for dynamic voltage scaling

Disk drive employing coarse position feedback from mechanical position sensor to improve format efficiency

Adjusting power consumption of digital circuitry relative to critical path circuit having the largest propagation delay error

Adjusting power consumption of digital circuitry by generating frequency error representing error in propagation delay

Disk drive comprising spin down circuitry having a programmable signal generator for enhancing power and braking control

Disk drive comprising spin down circuitry having a current limit circuit for enhancing power and braking control

Disk drive comprising spin down circuitry having a power clamp circuit for enhancing power and braking control

Accelerometer signal processor comprising variable oscillators and counters

Analog-to-digital converter with input voltage biasing DC level of resonant oscillator

Oscillator comprising foldover detection

Disk drive comprising a servo accelerator employing a dual state variable memory

Disk drive comprising a mechanical position sensor to prevent a runaway condition

Servo writing a disk drive by writing spiral tracks using a mechanical position sensor

Disk drive comprising an optical sensor for vibration mode compensation

Adjusting on-time for a discontinuous switching voltage regulator

Disk drive using an optical sensor to detect a position of an actuator arm

Disk drive pulse width modulating a voice coil motor using model reference current feedback

Disk drive employing a multi-stage pulse width modulated voice coil motor driver

Disk drive using a timer to arbitrate periodic serial communication with a power driver

Disk drive comprising a multi-phase spindle motor having a center tap connectable to a secondary supply voltage

Disk drive comprising a pulse width modulated demand limit circuit for enhancing power management during spin-down

Decreasing spin up time in a disk drive by adjusting a duty cycle of a spindle motor PWM signal to maintain constant average input current

Disk drive controlling ripple current of a voice coil motor when driven by a PWM driver

Disk drive reading servo sectors recorded at a relative offset on multiple disk surfaces to increase the servo sample rate

Disk drive comprising control circuitry powered by a secondary voltage supplied by a center tap of a spindle motor during a normal operating mode

Disk drive comprising oscillators and counters for sensing current in a voice coil motor

Disk drive comprising current sense circuitry for a voice coil motor

Split VCM actuator

Disk drive comprising an integrator for controlling a VCM actuator and transformer for controlling a piezoelectric actuator

Disk drive control system and method for determining the temperature of an actuator coil

Disk drive comprising a demand limit circuit for enhancing power management during spin down

Multi-axis accelerometer comprising a mass suspended by springs above an optical sensor

Spindle motor including stator with magnetic flux guides

Disk drive comprising a servo accelerator implementing state space equations for a plurality of task objects

BENNETT GEORGE J

Analog-to-digital converter comprising dual oscillators for linearity compensation

Systems and methods for data throttling during disk drive power down

Ensuring minimum gate speed during startup of gate speed regulator

Regulating power consumption of digital circuitry using a multi-layer ring oscillator

Switching voltage regulator employing dynamic voltage scaling with hysteretic comparator

Disk drive adjusting command execution in response to control circuitry die temperature

Switching voltage regulator employing current pre-adjust based on power mode

WESTERN DIGITAL CORP

Digital-to-analog converter having high resolution and high bandwidth

Hybrid communication method and apparatus for a three-phase brushless DC motor

VASQUEZ STEVEN R

Methods and systems for fast release of data from a host by a disk drive

WANGDAT INC

PI or PID control loop with self-limiting integrator

US NAVY

Variable volume depth control