Inventor
KOSKI JOHN ALEXANDER
US19 patents
Patents
19 patentsUS6754026B1Jun 22, 2004
Tape transport servo system and method for a computer tape drive
IBM93 citations98
US6580581B1Jun 17, 2003
Recovery of lateral position of a servo system with respect to longitudinal servo bands of a magnetic tape
IBM97 citations97
US6963467B2Nov 8, 2005
Method and apparatus for compensating for media shift due to tape guide
IBM57 citations96
US6721126B1Apr 13, 2004
Position identification for a coarse actuator portion of a compound actuator
IBM56 citations96
US6532128B1Mar 11, 2003
Data set to recording media registration and synchronization
IBM52 citations93
US6278571B1Aug 21, 2001
Adaptive servo gap detection for timing based servo
IBM23 citations93
US6239939B1May 29, 2001
Robust detection of data modulated into a timing based servo
IBM55 citations93
US6791781B2Sep 14, 2004
Method and apparatus for providing linear position (LPOS) estimations
IBM40 citations92
US6762900B2Jul 13, 2004
Method and apparatus for performing position error signal conditioning of LTO media servo format written-in velocity variation
IBM42 citations92
US6622113B2Sep 16, 2003
Method and apparatus for detecting and computing tape reel radius using low-resolution angular position sensors
IBM22 citations92
US6587303B1Jul 1, 2003
Servo control of a coarse actuator
IBM51 citations92
US4015799AApr 5, 1977
Adaptive reel-to-reel tape control system
IBM120 citations90
US6836386B2Dec 28, 2004
Calibration of tape drive velocity employing DC motor hall sensor
IBM14 citations84
US6344720B1Feb 5, 2002
Current mode PWM technique for a brushless motor
IBM7 citations72
US5956199ASep 21, 1999
Head to tape alignment without tape guide
IBM10 citations69
US5711064AJan 27, 1998
Head to tape alignment without tape guide
IBM11 citations69
US6768281B2Jul 27, 2004
Verification of operational capability of a tape drive
IBM4 citations63
US6817560B2Nov 16, 2004
Combined tension control for tape
IBM5 citations62
US6712302B2Mar 30, 2004
Delta velocity tension control for tape
IBM2 citations62