Issued Patents All Time
Showing 26–33 of 33 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5706396 | Error protection system for a sub-band coder suitable for use in an audio signal processor | Ernst Schroder, Georg Plenge | 1998-01-06 |
| 5687282 | Method and apparatus for determining a masked threshold | — | 1997-11-11 |
| 5661755 | Encoding and decoding of a wideband digital information signal | Arnoldus Werner Johannes Oomen | 1997-08-26 |
| 5621855 | Subband coding of a digital signal in a stereo intensity mode | Raymond N. J. Veldhuis, Robbert G. Van Der Waal | 1997-04-15 |
| 5528694 | Audio signal processing arrangement for deriving a centre channel signal and also an audio visual reproduction system comprising such a processing arrangement | Paulus M. Boers, Hendrikus De Kluijver | 1996-06-18 |
| 5365553 | Transmitter, encoding system and method employing use of a bit need determiner for subband coding a digital signal | Raymond N. J. Veldhuis, Robbert G. Van Der Waal, Gerrit J. Keesman | 1994-11-15 |
| 5235647 | Digital transmission system, an apparatus for recording and/or reproducing, and a transmitter and a receiver for use in the transmission system | — | 1993-08-10 |
| 5161210 | Coder for incorporating an auxiliary information signal in a digital audio signal, decoder for recovering such signals from the combined signal, and record carrier having such combined signal recorded thereon | Willem F. Druyvesteyn, Abraham Hoogendoorn, Raymond N. J. Veldhuis | 1992-11-03 |