Inventor
CHEUNG WAYNE L
US4 patents
Patents
4 patentsUS6025970AFeb 15, 2000
Digital demodulation of a complementary two-frequency servo PES pattern
IBM105 citations94
US5615065AMar 25, 1997
Phase-compensated servo pattern and position error-sensing detector
IBM46 citations89
US5442498AAug 15, 1995
Asynchronous track code encodement and detection for disk drive servo control system
IBM28 citations83
US6870696B2Mar 22, 2005
CMOS low-noise MR read head pre-amplifier circuit
IBM10 citations72