Issued Patents All Time
Showing 76–100 of 102 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7068110 | Phase error cancellation | Doug Frey, Ligang Zhang | 2006-06-27 |
| 7064617 | Method and apparatus for temperature compensation | Jerrell P. Hein | 2006-06-20 |
| 7047148 | Indirect techniques for measuring 1/f noise | — | 2006-05-16 |
| 6970030 | Dual phased-locked loop structure having configurable intermediate frequency and reduced susceptibility to interference | Yunteng Huang, Ligang Zhang | 2005-11-29 |
| 6937046 | Non-invasive, low pin count test circuits and methods | Murari Kejariwal, Prasad Ammisetti, John L. Melanson | 2005-08-30 |
| 6891430 | Techniques for signal measurement using a conditionally stable amplifier | Edwin De Angel, Sherry Wu, Lei Wang, Aryesh Amar | 2005-05-10 |
| 6885211 | Internal node offset voltage test circuits and methods | Sherry X. Wu, Murari Kejariwal, Ammisetti Prasad, John L. Melanson | 2005-04-26 |
| 6857002 | Integrated circuit with a mode control selecting settled and unsettled output from a filter | Jerome E. Johnston, Edwin De Angel, Aryesh Amar | 2005-02-15 |
| 6653886 | Power saving amplifier with selectable current levels | Wai Laing Lee, Dan B. Kasha | 2003-11-25 |
| 6617908 | Switched-capacitor circuits with reduced distortion | Sherry Wu, John L. Melanson | 2003-09-09 |
| 6614285 | Switched capacitor integrator having very low power and low distortion and noise | Wai Laing Lee, Dan B. Kasha | 2003-09-02 |
| 6525589 | Application of a conditionally stable instrumentation amplifier to industrial measurement | Edwin De Angel, Sherry Wu, Aryesh Amar, Jerome E. Johnston | 2003-02-25 |
| 6515540 | High order multi-path operational amplifier with output saturation recovery | Ammisetti Prasad, Murari Kejariwal | 2003-02-04 |
| 6480041 | Techniques for implementing a rough buffer for charging a sampling capacitor | Lei Wang | 2002-11-12 |
| 6466091 | High order multi-path operational amplifier with reduced input referred offset | Murari Kejariwal, Prasad Ammisetti | 2002-10-15 |
| 6445791 | System and methods for modem interface | Robert T. Grisamore, Kartika Prihadi, Eric J. Swanson, Karl Nordling | 2002-09-03 |
| 6445330 | Capacitively coupled references for isolated analog-to-digital converter systems | Qicheng Yu | 2002-09-03 |
| 6369745 | Analog to digital switched capacitor converter using a delta sigma modulator having very low power, distortion and noise | Wai Laing Lee, Dan B. Kasha | 2002-04-09 |
| 6307430 | Noise reduction technique in chopper stabilized amplifier | Murari Kejariwal, Prasad Ammisetti | 2001-10-23 |
| 6249236 | Low power seismic device interface and system for capturing seismic signals | Wai Laing Lee, Dan B. Kasha | 2001-06-19 |
| 6163286 | Digitally driven analog test signal generator | Wai Laing Lee, Lei Wang, Dan B. Kasha | 2000-12-19 |
| 6130633 | Multibit digital to analog converter with feedback across the discrete time/continuous time interface | Wai Laing Lee, Lei Wang, Dan B. Kasha | 2000-10-10 |
| 6124816 | One bit digital to analog converter with relaxed filtering requirements | Wai Laing Lee, Lei Wang, Dan B. Kasha | 2000-09-26 |
| 6124815 | Digital to analog converter for correcting for non-linearities in analog devices | Wai Laing Lee, Lei Wang, Dan B. Kasha | 2000-09-26 |
| 6124814 | Digital to analog converter having improved noise and linearity performance | Wai Laing Lee, Lei Wang, Dan B. Kasha | 2000-09-26 |