Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8121847 | Communication terminal with a parameterised bandwidth expansion, and method for the bandwidth expansion thereof | Frank Lorenz | 2012-02-21 |
| 7656933 | Method and device for the suppression of periodic interference signals | Christoph Porschmann | 2010-02-02 |
| 7574009 | Method and apparatus for controlling the reproduction in audio signals in electroacoustic converters | Roland Aubauer | 2009-08-11 |
| 7266373 | Method and telecommunication system involving wireless telecommunication between a mobile part and a base station for registering a mobile part | Roland Aubauer, Erich Kamperschroer, Niels Kunstmann, Karl-Heinz Pflaum | 2007-09-04 |
| 7120246 | Computer apparatus having a multiway acoustic output and input system | Karl-Heinz Pflaum | 2006-10-10 |
| 7120262 | Directional-microphone and method for signal processing in same | — | 2006-10-10 |
| 7058430 | Mobile communications terminal with a hands-free mode | Roland Aubauer, Christoph Poerschmann, Michael Hulskemper, Frank Lorenz | 2006-06-06 |