Inventor
CHEN TEDDY T C
US4 patents
Patents
4 patentsUS7583470B1Sep 1, 2009
Disk drive writing wedge RRO data along a sinusoidal path to compensate for reader/writer offset
WESTERN DIGITAL TECH INC122 citations97
US7466509B1Dec 16, 2008
Disk drive operable with first and second servo patterns in a perpendicular media recording environment
WESTERN DIGITAL TECH INC110 citations96
US7388728B1Jun 17, 2008
System and method for writing servo sectors in a perpendicular media recording environment
WESTERN DIGITAL TECH INC115 citations96
US7576941B1Aug 18, 2009
Disk drive writing wedge RRO values in a butterfly pattern
WESTERN DIGITAL TECH INC123 citations95