Issued Patents All Time
Showing 1–15 of 15 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8185080 | Harmonic rejection mixer | Sebastian Zeller, Martin Frey | 2012-05-22 |
| 6473662 | Signal compressor for audio apparatus | Jurgen Lubbe, Johann Henkel | 2002-10-29 |
| 6411717 | Switched capacitor filter with a neutral bypass setting | Jurgen Lubbe, Jorg Schambacher | 2002-06-25 |
| 6191631 | Electric circuit comprising at least one switched capacitor and method of operating said circuit | Jorg Schambacher, Jurgen Lubbe | 2001-02-20 |
| 6133775 | Integrated circuit with switched capacitor | Jorge Schambacher, Jurgen Lubbe | 2000-10-17 |
| 6111965 | Method and apparatus for offset compensation of a signal processing circuit | Jurgen Lubbe, Jorg Schambacher | 2000-08-29 |
| 6101257 | Audio signal processor | Jurgen Lubbe, Jorg Schambacher | 2000-08-08 |
| 5995817 | Device for varying the cutoff frequency of a low-pass filter | Jurgen Lubbe, Jorg Schambacher | 1999-11-30 |
| 5955919 | Nonlinearity compensation in an electric signal processing circuit | Jurgen Lubbe, Jorg Schambacher | 1999-09-21 |
| 5953430 | Filter circuit and audio signal processor provided therewith | Jorg Schambacher, Jurgen Lubbe | 1999-09-14 |
| 5943205 | Driver and overload protection circuit | Ricardo Erckert | 1999-08-24 |
| 5920632 | Apparatus for continuously switching a demodulator from stereo operation to mono operation, and vice versa | Jurgen Lubbe, Jorg Schambacher | 1999-07-06 |
| 5376891 | Phase-sensitive rectifier arrangement with integration effect | — | 1994-12-27 |
| 5245668 | Device for aurally compensated loudness control | — | 1993-09-14 |
| 4286306 | Circuit arrangement for comparing the synchronism or tracking between two analog signals | Hermann Kraus, Robert Rieger, Wolf-Dieter Schuck | 1981-08-25 |