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System and method for controlling a power amplifier using a programmable ramp circuit |
Huaimao Sheng |
2012-12-04 |
| 7888980 |
Charge pump with low charge injection and low clock feed-through |
Huaimao Sheng |
2011-02-15 |
| 6989710 |
Binary frequency-shift keying demodulator and frequency-to-voltage converter |
Zhaofeng Zhang, Jun Wu |
2006-01-24 |
| 6876529 |
Electrostatic discharge protection circuit |
— |
2005-04-05 |
| 6208183 |
Gated delay-locked loop for clock generation applications |
Akbar Ali, Matteo Conta |
2001-03-27 |
| 6072289 |
System and method for controlling high side slew rate in a spindle motor driver |
— |
2000-06-06 |
| 5986493 |
Clamping circuit and method for clamping a voltage |
— |
1999-11-16 |
| 5982217 |
PNP driven NMOS ESD protection circuit |
Julian Zhiliang Chen, Thomas A. Vrotsos, Charvaka Duvvury |
1999-11-09 |
| 5936365 |
Method and apparatus for using back EMF to control a motor |
Chin-Lung Li |
1999-08-10 |
| 5723963 |
Apparatus and method for controlling transition between PWM and linear operation of a motor |
Chinh Nguyen, Masimiliano Brambilla, Eugene Lee, Athos Canclini |
1998-03-03 |
| 5689162 |
Apparatus and method for current sensing for motor driver in pwm mode |
— |
1997-11-18 |
| 5610486 |
Current mirror circuit used in a coil driver circuit of a brushless DC motor |
— |
1997-03-11 |