Inventor · disambiguated record
Johannes H. J. M. Van Rooy
Also filed as: VAN ROOY JOHANNES H J M · VAN ROOY JOHANNES HENRICUS JOZ
7 granted patents·82 citations·filing 1986–2001
84Inventor score
Technology areasH04N
Top patents by PatentIndex Score
7 records- 0157US5345277AMethod of and circuit arrangement for contrast correction in which a correction signal derived from the luminance signal is added to each color signalPHILIPS CORP·Filed 1993·Granted Sep 6, 1994·23 cites·7 claims
- 0257US4847524AGamma correction circuitPHILIPS CORP·Filed 1987·Granted Jul 11, 1989·20 cites·5 claims
- 0356US7227579B2Light modulation removerKONINKL PHILIPS ELECTRONICS NV·Filed 2001·Granted Jun 5, 2007·4 cites·10 claims
- 0455US6657659B1Flicker compensation for camerasKONINKL PHILIPS ELECTRONICS NV·Filed 1999·Granted Dec 2, 2003·24 cites·19 claims
- 0540US4757373AAmplifier circuit operative with an adaptive signal compressionPHILIPS CORP·Filed 1986·Granted Jul 12, 1988·7 cites·9 claims
- 0629US6366324B1Transmitting sequentially scanned images through a channel intended for interlaced imagesPHILIPS CORP·Filed 1999·Granted Apr 2, 2002·1 cites·9 claims
- 0723US5311300ACircuit arrangement for accurately adjusting each color channel of a picture signal generator using digital control signalsPHILIPS CORP·Filed 1993·Granted May 10, 1994·3 cites·8 claims
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