| 9835666 |
Noise detection circuit |
Juergen Stahl, Thomas Duerbaum, Alexander Pawellek, Jens Goettle, Hans Halberstadt +1 more |
2017-12-05 |
| 9722484 |
Noise filtering |
Juergen Stahl, Thomas Duerbaum, Jens Goettle, Alexander Pawellek, Hans Halberstadt +1 more |
2017-08-01 |
| 9506969 |
Noise sensor |
Juergen Stahl, Jens Goettle, Thomas Duerbaum, Alexander Pawellek, Hans Halberstadt +1 more |
2016-11-29 |
| 9429611 |
Noise sensor |
Juergen Stahl, Alexander Pawellek, Markus Schmid, Thomas Duerbaum, Johann Baptist Daniel Kuebrich +3 more |
2016-08-30 |
| 9408277 |
Control circuit for a phase-cut dimmer and a method of controlling a phase-cut dimmer |
— |
2016-08-02 |
| 8963431 |
Circuit for driving LEDs |
Arjan Van Den Berg, Jie Chen, Wihelmus Hinderikus Maria Langeslag, Dirk W. J. Groeneveld |
2015-02-24 |
| 8766672 |
Electronic switching device |
— |
2014-07-01 |
| 6489754 |
Switched mode power supply having a boost converter operatively combined with a flyback converter |
— |
2002-12-03 |
| 6437994 |
LLC converter includes a current variation detector for correcting a frequency adjusting control signal of an included difference detector |
Age Jochem Van Dalfsen |
2002-08-20 |
| 6294882 |
Circuit arrangement with improved power-factor for feeding a discharge lamp |
— |
2001-09-25 |
| 6005353 |
Commutator for a discharge lamp having mutually coupled inductors |
— |
1999-12-21 |
| 5841245 |
Discharge lamp ignition circuit having a bandpass filter connecting the pulse transformer to the lamp |
Frans Slegers |
1998-11-24 |
| 5608293 |
Lamp circuit arrangement for controlling current flow through switching element |
— |
1997-03-04 |
| 5534753 |
High-pressure discharge lamp igniting circuit in which the voltage-raising network includes inductors |
Frans Slegers |
1996-07-09 |
| 5517088 |
Universal ignition circuit for high pressure discharge lamps |
— |
1996-05-14 |
| 5235255 |
Switching circuit for operating a discharge lamp with constant power |
— |
1993-08-10 |
