Issued Patents All Time
Showing 1–22 of 22 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7548054 | Integration methods for energy metering systems using a Rogowski coil | Ronghua Wang | 2009-06-16 |
| 7061987 | Wide-band analog front-end for DSL applications | Francis M. Caster, II, Christian Eichrodt, Brian B. Horng, James J. Zhao | 2006-06-13 |
| 6741120 | Low power active filter and method | — | 2004-05-25 |
| 6696869 | Buffer circuit for a high-bandwidth analog to digital converter | — | 2004-02-24 |
| 6650177 | System and method for tuning an RC continuous-time filter | — | 2003-11-18 |
| 6614374 | High performance switched-capacitor filter for oversampling Sigma-Delta digital to analog converters | Mikael Gustavsson | 2003-09-02 |
| 6281829 | Multi-mode analog front-end | Daniel Amrany, Arnold Muralt, Frode Larsen, Sam George, Min-Hung Shen +2 more | 2001-08-28 |
| 6268815 | High performance switched-capacitor filter for oversampling sigma-delta digital to analog converters | Mikael Gustavsson | 2001-07-31 |
| 6233594 | Decimation filter for oversampling analog-to digital converter | Peter D. Keller | 2001-05-15 |
| 6181122 | System and method for starting voltage and current controlled elements | Frode Larsen | 2001-01-30 |
| 6160508 | Method and device for analogue to digital conversion | Mikael Gustavsson | 2000-12-12 |
| 6118265 | Reference voltage stabilization system and method for fixing reference voltages, independent of sampling rate | Frode Larsen | 2000-09-12 |
| 6091278 | Method and device for processing sampled analogue signals in digital BiCMOS process | — | 2000-07-18 |
| 6078276 | Digital-to-analog conversion of LSB-first type using selective inversion based on gray code bits | Svante Signell | 2000-06-20 |
| 6028546 | Pipeline analog-to-digital conversion that reduces the accumulation offset errors | Svante Signell, Bengt Jonsson, Helge Stenstrom | 2000-02-22 |
| 6018268 | High speed and high gain operational amplifier | — | 2000-01-25 |
| 5995035 | Cyclic analog-to-digital converter that reduces the accumulation of offset errors | Svante Signell, Bengt Jonsson, Helge Stenstrom | 1999-11-30 |
| 5990820 | Current-mode pipelined ADC with time-interleaved sampling and mixed reference and residue scaling | — | 1999-11-23 |
| 5942888 | Method and device for temperature dependent current generation | — | 1999-08-24 |
| 5933107 | Method and device to provide a high-performance digital-to-analog conversion architecture | — | 1999-08-03 |
| 5917368 | Voltage-to-current converter | Hans Gustavsson | 1999-06-29 |
| 5818374 | Switched current delta-sigma modulator | — | 1998-10-06 |