Issued Patents All Time
Showing 26–50 of 76 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7913199 | Structure for a duty cycle correction circuit | David William Boerstler, Eskinder Hailu | 2011-03-22 |
| 7904264 | Absolute duty cycle measurement | David William Boerstler, Eskinder Hailu, Masaaki Kaneko, Bin Wan | 2011-03-08 |
| 7895005 | Duty cycle measurement for various signals throughout an integrated circuit device | David William Boerstler, Eskinder Hailu, Masaaki Kaneko, Bin Wan | 2011-02-22 |
| 7877222 | Structure for a phase locked loop with adjustable voltage based on temperature | David William Boerstler, Nathaniel R. Chadwick, Eskinder Hailu, Kirk D. Peterson | 2011-01-25 |
| 7863958 | High speed clock signal duty cycle adjustment | David William Boerstler, Steven M. Clements | 2011-01-04 |
| 7786813 | Interleaved voltage controlled oscillator | David William Boerstler, Eskinder Hailu, Mike Shen | 2010-08-31 |
| 7782146 | Interleaved voltage controlled oscillator | David William Boerstler, Eskinder Hailu, Mike Shen | 2010-08-24 |
| 7747892 | System for automatically selecting intermediate power supply voltages for intermediate level shifters | David William Boerstler, Eskinder Hailu, Kazuhiko Miki | 2010-06-29 |
| 7737794 | Phase locked loop with temperature and process compensation | David William Boerstler, Masaaki Kaneko, Toshiyuki Ogata | 2010-06-15 |
| 7716516 | Method for controlling operation of microprocessor which performs duty cycle correction process | Yosuke Muraki, Tetsuji Tamura, Iwao Takiguchi, Makoto Aikawa, Eskinder Hailu +8 more | 2010-05-11 |
| 7701269 | Method and system for managing voltage swings across field effect transistors | David William Boerstler | 2010-04-20 |
| 7692460 | Structure for precision integrated phase lock loop circuit loop filter | David William Boerstler | 2010-04-06 |
| 7675338 | Duty cycle correction circuit whose operation is largely independent of operating voltage and process | David William Boerstler, Eskinder Hailu | 2010-03-09 |
| 7646177 | Design structure for a duty cycle measurement apparatus that operates in a calibration mode and a test mode | David William Boerstler, Eskinder Hailu | 2010-01-12 |
| 7644198 | DMAC translation mechanism | Matthew KING, Peichun Peter Lui, David Mui | 2010-01-05 |
| 7642863 | Systems and methods for PLL linearity measurement, PLL output duty cycle measurement and duty cycle correction | Masaaki Kaneko, David William Boerstler, Eskinder Hailu | 2010-01-05 |
| 7620126 | Method and apparatus for detecting frequency lock in a system including a frequency synthesizer | David William Boerstler, Matthew E. Fernsler, Eskinder Hailu, Mack W. Riley | 2009-11-17 |
| 7617059 | Method and apparatus for measuring the duty cycle of a digital signal | David William Boerstler, Eskinder Hailu | 2009-11-10 |
| 7595675 | Duty cycle measurement method and apparatus that operates in a calibration mode and a test mode | David William Boerstler, Eskinder Hailu | 2009-09-29 |
| 7589575 | Precision integrated phase lock loop circuit loop filter | David William Boerstler | 2009-09-15 |
| 7590194 | Information handling system capable of detecting frequency lock of signals downstream from a signal synthesized by frequency synthesizer | David William Boerstler, Matthew E. Fernsler, Eskinder Hailu, Mack W. Riley | 2009-09-15 |
| 7519498 | Thermal sensing method and apparatus using existing ESD devices | David William Boerstler, Eskinder Hailu, Kazuhiko Miki | 2009-04-14 |
| 7511554 | Systems and methods for level shifting using AC coupling | Masaaki Kaneko, David William Boerstler, Eskinder Hailu | 2009-03-31 |
| 7493229 | Adjusting voltage for a phase locked loop based on temperature | David William Boerstler, Nathaniel R. Chadwick, Eskinder Hailu, Kirk D. Peterson | 2009-02-17 |
| 7420400 | Method and apparatus for on-chip duty cycle measurement | David William Boerstler, Eskinder Hailu | 2008-09-02 |