Issued Patents All Time
Showing 51–74 of 74 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6226506 | Method and apparatus for eliminating floating voltage nodes within a discreetly variable capacitance used for synthesizing high-frequency signals for wireless communications | David R. Welland | 2001-05-01 |
| 6148048 | Receive path implementation for an intermediate frequency transceiver | Tod Paulus, Shyam Somayajula, Tony Mellissinos | 2000-11-14 |
| 5729229 | Data independent loading of a reference in a sampled data integrator | Dan B. Kasha | 1998-03-17 |
| 5717321 | Drive current calibration for an analog resistive touch screen | Brian D. Green | 1998-02-10 |
| 5644308 | Algorithmic analog-to-digital converter having redundancy and digital calibration | Brian D. Green | 1997-07-01 |
| 5644257 | Sampling circuit charge management | Dan B. Kasha, Eric J. Swanson, Anthony G. Mellissinos | 1997-07-01 |
| 5621339 | Method and apparatus for removing trapped oxide charge from a differential input stage | Eric J. Swanson | 1997-04-15 |
| 5583501 | Digital-to-analog converter with digital linearity correction | W. S. Henrion | 1996-12-10 |
| 5579247 | Method and apparatus for decreasing the interference and noise sensitivity of a ratiometric converter type of circuit | Navdeep S. Sooch | 1996-11-26 |
| 5541599 | Data independent loading of a reference in a discrete time system | Dan B. Kasha | 1996-07-30 |
| 5477481 | Switched-capacitor integrator with chopper stabilization performed at the sampling rate | — | 1995-12-19 |
| 5412348 | Compound triple cascoded mirror | Dan B. Kasha | 1995-05-02 |
| 5376936 | One-bit switched-capacitor D/A circuit with continuous time linearity | Dan B. Kasha | 1994-12-27 |
| 5319319 | Low drift resistor structure for amplifiers | — | 1994-06-07 |
| 5268651 | Low drift resistor structure | — | 1993-12-07 |
| 5212659 | Low precision finite impulse response filter for digital interpolation | Jeffrey W. Scott, Shaochyi Lin | 1993-05-18 |
| 5172115 | Ratiometric A/D converter with non-rationometric error offset | Douglas S. Piasecki | 1992-12-15 |
| 5079550 | Combining continuous time and discrete time signal processing in a delta-sigma modulator | Navdeep S. Sooch, Bruce P. Del Signore, Eric J. Swanson | 1992-01-07 |
| 5061925 | Phase equalization system for a digital-to-analog converter utilizing separate digital and analog sections | Navdeep S. Sooch, Eric J. Swanson, Tetsurou Sugimoto | 1991-10-29 |
| 5039989 | Delta-sigma analog-to-digital converter with chopper stabilization at the sampling frequency | David R. Welland, Bruce P. Del Signore | 1991-08-13 |
| 5012244 | Delta-sigma modulator with oscillation detect and reset circuit | David R. Wellard, Bruce P. Del Signore, Eric J. Swanson | 1991-04-30 |
| 4804863 | Method and circuitry for generating reference voltages | David R. Welland | 1989-02-14 |
| 4748418 | Quasi auto-zero circuit for sampling amplifiers | — | 1988-05-31 |
| 4588941 | Cascode CMOS bandgap reference | Navdeep S. Sooch | 1986-05-13 |