Inventor
SACKS ALEXEI H
US21 patents
⚠️ This page may combine multiple inventors who share the name “SACKS ALEXEI H”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
SEAGATE TECHNOLOGY LLC
19 patentsUS6411459B1Jun 25, 2002
Advanced servo writing method for hard disc drives
SEAGATE TECHNOLOGY LLC90 citations98
US6181505B1Jan 30, 2001
Synchronous digital demodulator with integrated read and servo channels
SEAGATE TECHNOLOGY LLC104 citations97
US6490111B1Dec 3, 2002
Method and apparatus for refreshing servo patterns in a disc drive
SEAGATE TECHNOLOGY LLC78 citations96
US6614608B1Sep 2, 2003
Buried servo patterned media
SEAGATE TECHNOLOGY LLC24 citations92
US6469849B1Oct 22, 2002
Field ratioing demodulation circuit for a null-type servo pattern
SEAGATE TECHNOLOGY LLC34 citations92
US6426845B1Jul 30, 2002
Asynchronous analog demodulator and method for a null-type servo pattern
SEAGATE TECHNOLOGY LLC50 citations92
US6249392B1Jun 19, 2001
Head instability detection method and apparatus
SEAGATE TECHNOLOGY LLC22 citations92
US6243224B1Jun 5, 2001
Asynchronous digital demodulator and method for a null-type servo pattern
SEAGATE TECHNOLOGY LLC45 citations92
US6195220B1Feb 27, 2001
Method and apparatus utilizing field ratioing demodulation techniques for a null-type servo pattern
SEAGATE TECHNOLOGY LLC33 citations92
US7706092B2Apr 27, 2010
Null servo pattern for bit-patterned media
SEAGATE TECHNOLOGY LLC19 citations91
US6538838B1Mar 25, 2003
Method and apparatus for closed-loop spin-stand testing
SEAGATE TECHNOLOGY LLC25 citations91
US6510752B1Jan 28, 2003
Method and apparatus for testing microactuators on a suspension assembly
SEAGATE TECHNOLOGY LLC48 citations91
US6510015B2Jan 21, 2003
Magnetic disc having physical servo patterns with a magnetic carrier, and method of making and using the same
SEAGATE TECHNOLOGY LLC39 citations91
US6490117B1Dec 3, 2002
Method of thermally printing servo patterns on magnetic media
SEAGATE TECHNOLOGY LLC16 citations91
US6377413B1Apr 23, 2002
Method and apparatus for encoding identification information on a magnetic disc
SEAGATE TECHNOLOGY LLC22 citations91
US6952320B1Oct 4, 2005
Virtual tracks for repeatable runout compensation
SEAGATE TECHNOLOGY LLC26 citations87
US7154699B2Dec 26, 2006
High bandwidth large stroke spin-stand
SEAGATE TECHNOLOGY LLC10 citations67
US6327108B1Dec 4, 2001
Filter calibration method in a disc drive and apparatus
SEAGATE TECHNOLOGY LLC2 citations62
US6879458B2Apr 12, 2005
Method for thermally writing servo patterns on magnetic media
SEAGATE TECHNOLOGY LLC3 citations61