Issued Patents All Time
Showing 25 most recent of 32 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12231049 | DC-DC converter and method of controlling the same | Brett Smith, Thinh Ba Nguyen | 2025-02-18 |
| 9355672 | Disk drive preamplifier R/C differential mode filter of power supply | Douglas Warren Dean | 2016-05-31 |
| 9013118 | LED control system with a constant reference current | — | 2015-04-21 |
| 8727217 | Data detector for UHF RFID tags | Ganesh Balachandran | 2014-05-20 |
| 8314685 | Data detector for UHF RFID tags | Ganesh Balachandran | 2012-11-20 |
| 8095584 | Random number generator using jitter sampled RF carrier | Ganesh Balachandran | 2012-01-10 |
| 7888996 | Chopper stabilized operational amplifier | — | 2011-02-15 |
| 7839589 | Write current waveform asymmetry compensation | Scott Gary Sorenson | 2010-11-23 |
| 7812649 | Low power, power on reset circuit with accurate supply voltage detection | — | 2010-10-12 |
| 7587190 | Systems and methods for low power clock generation | Ganesh Balachandran | 2009-09-08 |
| 7538673 | Voltage regulation circuit for RFID systems | Ganesh Balachandran | 2009-05-26 |
| 7382560 | Low power servo mode write driver | Tuan V. Ngo, Scott Gary Sorenson | 2008-06-03 |
| 7292074 | Write driver with continuous impedance match and improved common mode symmetry | Tuan V. Ngo | 2007-11-06 |
| 7259624 | Low noise AC coupled amplifier with low band-pass corner and low power | — | 2007-08-21 |
| 7206155 | High-speed, low power preamplifier write driver | Jeremy Kuehlwein | 2007-04-17 |
| 7190214 | Amplifier apparatus for use with a sensor | Craig M. Brannon | 2007-03-13 |
| 7068450 | High speed pre-driver with voltage reference for thin film head write driver | Tuan V. Ngo | 2006-06-27 |
| 7035027 | Circuits to achieve high data rate writing on thin film transducer | Tuan Van Ngo, Scott Gary Sorenson | 2006-04-25 |
| 6946909 | Impedance matched low noise amplifier | — | 2005-09-20 |
| 6930531 | Circuit and method to compensate for RMR variations and for shunt resistance across RMR in an open loop current bias architecture | — | 2005-08-16 |
| 6879455 | Method to increase head voltage swing and to reduce the rise time of write driver | Tuan V. Ngo, Scott Gary Sorenson | 2005-04-12 |
| 6798591 | Reference circuit for write driver circuit with programmable write current, overshoot duration and overshoot amplitude control | Tuan V. Ngo, Scott Gary Sorenson | 2004-09-28 |
| 6735030 | Method to write servo on multi-channels with voltage mode data and single channel with current mode data | Tuan V. Ngo, Scott Gary Sorenson | 2004-05-11 |
| 6512646 | Impedance-matched write circuit | John D. Leighton, Tuan V. Ngo | 2003-01-28 |
| 6404574 | Write driver with diodes to improve switching rate and reliability | — | 2002-06-11 |