Issued Patents All Time
Showing 76–99 of 99 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6262953 | Apparatus for reading and/or writing information from/on a recording medium | Gerard E. Van Rosmalen | 2001-07-17 |
| 6252734 | Arrangement for reproducing a digital signal from a track on a magnetic record carrier having an equalizer filter in the form of a transconductance-capacitor filter | Albert M. A. Rijckaert | 2001-06-26 |
| 6232896 | Device for encoding n-bit source words into corresponding m-bit channel words and decoding m-bit channel words into corresponding n-bit source words | Willem M. J. Coene | 2001-05-15 |
| 6225921 | Device for encoding/decoding n-bit source words into corresponding m-bit channel words, and vice versa | Kornelis A. Schouhamer Immink, Gijsbert J. Van Den Enden, Toshiyuki Nakagawa, Yoshihide Shimpuku, Tatsuya Narahara +1 more | 2001-05-01 |
| 6175318 | Device for encoding/decoding n-bit source words into corresponding m-bit channel words, and vice versa | Toshiyuki Nakagawa, Yoshihide Shimpuku, Tatsuya Narahara, Kousuke Nakamura | 2001-01-16 |
| 6157325 | Encoding of an input information signal | Kornelis A. Schouhamer Immink | 2000-12-05 |
| 5825740 | Device for scanning information tracks on a record carrier | Gerard E. Van Rosmalen | 1998-10-20 |
| 5783924 | Drive system comprising a motor, control means for controlling the motor, apparatus comprising the drive system, and method of controlling the motor | — | 1998-07-21 |
| 5661710 | Record carrier, recording device and reading device | Gerard E. Van Rosmalen | 1997-08-26 |
| 5633851 | A scanning device producing a first and a second scanning spot which move in different directions and an apparatus containing that device which uses the first spot for reading and/or recording and the second spot to monitor such reading and/or recording | Gerard E. Van Rosmalen | 1997-05-27 |
| 5586144 | Receiving arrangement including a variable equalizer, which variable equalizer is controlled on the basis of one or more signal portions produced by the variable equalizer | Albert M. A. Rijckaert | 1996-12-17 |
| 5581534 | Device for realizing a longitudinal pattern of substantially parallel tracks in a record carrier which controls movement of the record carrier on the basis of trackpitch | Gerard E. Van Rosmalen | 1996-12-03 |
| 5548114 | Optical scanning device for scanning a record carrier with a scanning spot which deviates in a direction transverse to the scanning direction by an amount less than a trace pitch because of vibration | Gerard E. Van Rosmalen | 1996-08-20 |
| 5477222 | Device for encoding/decoding N-bit source words into corresponding M-bit channel words, and vice versa | Kornelis A. Schouhamer Immink | 1995-12-19 |
| 5469462 | Receiving arrangement including a variable equalizer which variable equalizer is controlled on the basis of one or more signal portions produced by the variable equalizer | Albert M. A. Rijckaert | 1995-11-21 |
| 5408503 | Adaptive viterbi detector | — | 1995-04-18 |
| 5142421 | Device for recording a digital information signal on a record carrier | Wilhelmus Jacobus Van Gestel | 1992-08-25 |
| 5140474 | Device for recording a digital information signal on a record carrier | Kornelis A. Schouhamer Immink | 1992-08-18 |
| 5136436 | Apparatus for recording a digital information signal and utilizing the digital sum value thereof to record an auxiliary digital signal, and apparatus for reproducing such recorded signals | — | 1992-08-04 |
| 5083227 | Arrangement for reproducing an electric signal | — | 1992-01-21 |
| 4807257 | Apparatus for the regeneration of channel-clock information in synchronous data transmission and data-recovery circuit arrangement comprising such apparatus | Kornelis A. Schouhamer Immink | 1989-02-21 |
| 4660097 | Color video system with digital audio pulse width modulation | Kornelis A. Schouhamer Immink, Ronaldus Maria Aarts | 1987-04-21 |
| 4642702 | Apparatus for time base correction | Adrianus H. Hoogendijk | 1987-02-10 |
| 4631714 | Apparatus for furnishing data signals from an optically readable record carrier at the same frequency as the associated subcode signals | Constant P. M. J. Baggen | 1986-12-23 |