Issued Patents All Time
Showing 26–50 of 54 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7176754 | Control system for the characteristic parameters of an active filter | Pietro Liguori, Vittorio Colonna, Gabriele Gandolfi | 2007-02-13 |
| 7034725 | Method for self-calibrating a phase integration error in a modulator | Gabriele Gandolfi, Vittorio Colonna | 2006-04-25 |
| 7026856 | Continuous-time filter | Stefano D'Amico, Alberto Gola | 2006-04-11 |
| 6965275 | Method and apparatus for tuning a filter | Antonio Di Giandomenico, Francesco Corsi, Gianvito Matarrese, Cristoforo Marzocca, Stefano D'Amico | 2005-11-15 |
| 6867724 | Input stage with switched capacitors for analog-digital converters | Vittorio Colonna, Gabriele Gandolfi | 2005-03-15 |
| 6856144 | Method and circuit for detecting movements through micro-electric-mechanical sensors, compensating parasitic capacitances and spurious movements | Ernesto Lasalandra, Tommaso Ungaretti | 2005-02-15 |
| 6822592 | Method for self-calibrating a frequency of a modulator circuit, and circuit using said method | Gabriele Gandolfi, Vittorio Colonna | 2004-11-23 |
| 6753691 | Method and circuit for detecting displacements using micro-electromechanical sensors with compensation of parasitic capacitances and spurious displacements | Ernesto Lasalandra, Tommaso Ungaretti | 2004-06-22 |
| 6753799 | Randomizer for sigma-delta-type converter | Vittorio Colonna, Gabriele Gandolfi | 2004-06-22 |
| 6750716 | Class AB operational amplifier having high gain and low settling time | Paolo Cusinato, Melchiorre Bruccoleri | 2004-06-15 |
| 6621435 | Method and circuit for improving the signal/noise ratio of a sigma-delta modulator | Paolo Cusinato | 2003-09-16 |
| 6496066 | Fully differential operational amplifier of the folded cascode type | Vittorio Colonna, Paolo Cusinato, Gabriele Gandolfi | 2002-12-17 |
| 6489907 | Method of re-establishing the stability of a sigma-delta modulator and a circuit for implementing the method | Paolo Cusinato, Fabio Pasolini | 2002-12-03 |
| 6486736 | Class AB single-range advanced operational amplifier | Paolo Cusinato, Vittorio Colonna, Gabriele Gandolfi | 2002-11-26 |
| 6483449 | Digital-analog converter comprising a third order sigma delta modulator | Gabriele Gandolfi, Vittorio Colonna, Paolo Cusinato | 2002-11-19 |
| 6445324 | Method for dynamic matching of the elements of an integrated multibit digital-to-analog converter with balanced output for audio applications | Cristiano Meroni, Edoardo Botti, Massimo Ghioni | 2002-09-03 |
| 6417728 | Switched-capacitor, fully-differential operational amplifier with high switching frequency | Paolo Cusinato | 2002-07-09 |
| 6411166 | Fully differential, switched capacitor, operational amplifier circuit with common-mode controlled output | Paolo Cusinato, Giampiero Montagna, Rinaldo Castello | 2002-06-25 |
| 6384585 | Current generator for alternatively providing a first constant current and a ratioed second constant current to a sigma-delta modulator | Paolo Cusinato, Vittorio Colonna, Gabriele Gandolfi | 2002-05-07 |
| 6380789 | Switched input circuit structure | Guido Brasca, Rinaldo Castello, Giampiero Montagna | 2002-04-30 |
| 6163176 | AC-coupled driver with wide output dynamic range | Giovanni Frattini | 2000-12-19 |
| 6031416 | First and second order CMOS elementary cells for time-continuous analog filters | Ugo Baschirotto, Guido Brasca, Rinaldo Castello | 2000-02-29 |
| 5994960 | High speed switched op-amp for low supply voltage applications | Angelo Nagari, Rinaldo Castello | 1999-11-30 |
| 5973537 | Common mode control circuit for a switchable fully differential Op-AMP | Angelo Nagari, Rinaldo Castello | 1999-10-26 |
| 5745002 | Low voltage, switched capacitance circuit employing switched operational amplifiers with maximized voltage swing | Rinaldo Castello, Federico Montecchi, Angelo Nagari | 1998-04-28 |