Inventor
GROEN ROBERTUS W C
NL5 patents
Patents
5 patentsUS5337335AAug 9, 1994
Phase locked loop with frequency deviation detector and decoder circuit comprising such a phase locked loop
PHILIPS CORP41 citations90
US5170387ADec 8, 1992
Apparatus for reading an information pattern from a record carrier and signal-processing circuit for use in such apparatus
PHILIPS CORP14 citations70
US5046158ASep 3, 1991
Optical scanning apparatus with control circuit for optimizing the operating range of an A/D converter
PHILIPS CORP10 citations70
US4567534AJan 28, 1986
Apparatus for reading a disc-shaped record carrier
PHILIPS CORP12 citations66
US5140574AAug 18, 1992
Read and/or write device
PHILIPS CORP4 citations60