Inventor · disambiguated record
Robbert G. Van Der Waal
Also filed as: VAN DER WAAL ROBBERT G
8 granted patents·530 citations·filing 1988–1997
90Inventor score
Files withPHILIPS CORP8
Top patents by PatentIndex Score
8 records- 0189US5105463ASystem for subband coding of a digital audio signal and coder and decoder constituting the samePHILIPS CORP·Filed 1989·Granted Apr 14, 1992·86 cites·18 claims
- 0288US4896362ASystem for subband coding of a digital audio signalPHILIPS CORP·Filed 1988·Granted Jan 23, 1990·127 cites·4 claims
- 0385US5649054AMethod and apparatus for coding digital sound by subtracting adaptive dither and inserting buried channel bits and an apparatus for decoding such encoding digital soundPHILIPS CORP·Filed 1994·Granted Jul 15, 1997·149 cites·11 claims
- 0477US5621855ASubband coding of a digital signal in a stereo intensity modePHILIPS CORP·Filed 1994·Granted Apr 15, 1997·88 cites·56 claims
- 0565US5491773AEncoding system comprising a subband coder for subband coding of a wideband digital signal constituted by first and second signal componentsPHILIPS CORP·Filed 1994·Granted Feb 13, 1996·25 cites·12 claims
- 0657US5365553ATransmitter, encoding system and method employing use of a bit need determiner for subband coding a digital signalPHILIPS CORP·Filed 1993·Granted Nov 15, 1994·27 cites·51 claims
- 0755US5854618AApparatus comprising a display screen which is active in the operating mode and in the standby modePHILIPS CORP·Filed 1997·Granted Dec 29, 1998·25 cites·15 claims
- 0829US5933456ATransmitter for and method of transmitting a wideband digital information signal, and receiverPHILIPS CORP·Filed 1996·Granted Aug 3, 1999·3 cites·5 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →