Issued Patents All Time
Showing 1–12 of 12 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6031918 | Device for controlling the volume of a car radio as a function of driving noise | — | 2000-02-29 |
| 5915028 | Amplitude demodulator | — | 1999-06-22 |
| 5696830 | Circuit arrangement for deriving a quality signal dependent on the quality of a received multiplex signal | Matthias Herrmann, Lothar Vogt, Jurgen Kaesser | 1997-12-09 |
| 5661809 | Radio receiver having digital signal processing | Matthias Herrmann, Lothar Vogt, Juergen Kaesser | 1997-08-26 |
| 5661810 | Circuit arrangement for deriving signals for masking audio signals | Matthias Herrmann, Lothar Vogt, Jurgen Kaesser | 1997-08-26 |
| 5606619 | Circuit arrangement for deriving a signal indicating noise in a received stereo multiplex signal | Matthias Herrmann, Lothar Vogt, Juergen Kaesser | 1997-02-25 |
| 5592557 | Radio receiver with digital signal processing | Matthias Herrmann, Lothar Vogt, Juergen Kaesser | 1997-01-07 |
| 5535280 | Circuit for removing ignition noise from a multiplex signal | Lothar Vogt | 1996-07-09 |
| 5483694 | Radio receiver with an intermodulation detector | Stefan Bartels, Jurgen Kasser | 1996-01-09 |
| 5461340 | Amplitude demodulator for radio receivers to compensate for field strength influence | Lothar Vogt | 1995-10-24 |
| 5457722 | Circuit for frequency division by an odd number | — | 1995-10-10 |
| 5430890 | Radio receiver for mobile reception with sampling rate oscillator frequency being an integer-number multiple of reference oscillation frequency | Lothar Vogt, Stefan Bartels, Detlev Nyenhuis | 1995-07-04 |