Issued Patents All Time
Showing 101–111 of 111 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6111960 | Circuit, audio system and method for processing signals, and a harmonics generator | Stephanus P. Straetemans | 2000-08-29 |
| 6084970 | Mono-stereo conversion device, an audio reproduction system using such a device and a mono-stereo conversion method | Robertus T. J. Toonen Dekkers | 2000-07-04 |
| 6002774 | Arrangement, a system, a circuit and a method for enhancing a stereo image | Paul A. C. Beijer, Robertus T. J. Toonen Dekkers | 1999-12-14 |
| 5878391 | Device for indicating a probability that a received signal is a speech signal | — | 1999-03-02 |
| 5742687 | Signal processing circuit including a signal combining circuit stereophonic audio reproduction system including the signal processing circuit and an audio-visual reproduction system including the stereophonic audio reproduction system | — | 1998-04-21 |
| 5724430 | Audio-visual arrangement and system in which such an arrangement is used | Willem F. Druyvesteyn | 1998-03-03 |
| 5426702 | System for deriving a center channel signal from an adapted weighted combination of the left and right channels in a stereophonic audio signal | — | 1995-06-20 |
| 4660097 | Color video system with digital audio pulse width modulation | Kornelis A. Schouhamer Immink, Josephus Arnoldus Henricus Maria Kahlman | 1987-04-21 |
| 4613961 | Optical reader with a limiter in the tracking or focus error servo control loop | — | 1986-09-23 |
| 4499570 | Dropout circuit arrangement for converting an information signal into a rectangular signal | Kornelis A. Schouhamer Immink | 1985-02-12 |
| 4473829 | Method of recording a digital information signal on a record carrier having a radiation-sensitive information layer, apparatus for carrying out the method, and optical record carrier provided with such a digital information signal | Kornelis A. Schouhamer Immink, Willem G. Opheij | 1984-09-25 |