Issued Patents All Time
Showing 76–100 of 110 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7286317 | Disk drive that compensates for repeatable runout of a disk based on measured timing between servo information and methods thereof | Yunfeng Li | 2007-10-23 |
| 7283321 | Disk drives and methods allowing for dual stage actuator adaptive seek control and microactuator gain calibration | Yunfeng Li, Lin Guo, Paul H. Yeagle | 2007-10-16 |
| 7233556 | Disk discrimination method | — | 2007-06-19 |
| 7230789 | Method and apparatus for performing a self-servo write operation in a disk drive using spiral servo information | Don Brunnett, Lin Guo | 2007-06-12 |
| 7215499 | Multi-stage actuator disk drive and methods for controlling a transducer with settle-switching state dependent feed-forward control | Yunfeng Li, Lin Guo, Xiaoping Hu | 2007-05-08 |
| 7212369 | Method and apparatus for performing a spiral self-servo write operation in a disk drive using an auto detection scheme | Lloyd Levy, Pang Tan, Jingbo Yu, Adrian E. Cerda | 2007-05-01 |
| 7193797 | Method and apparatus for detecting and monitoring a bi-state head when self-servowriting a disk drive using spiral servo information | Don Brunnett | 2007-03-20 |
| 7173886 | Track jump method for dual-layered optical disk reading device | — | 2007-02-06 |
| 7167336 | Method for providing variable gain, iterative embedded runout correction in a disk drive | Richard M. Ehrlich, Don Brunnett | 2007-01-23 |
| 7164643 | Data extraction for an optical disc drive | Chih-Hao Chang | 2007-01-16 |
| 7158325 | Disk drive head touchdown detection with improved discrimination | Xiaoping Hu, Lin Guo, Don Brunnett | 2007-01-02 |
| 7154689 | Apparatus for writing servo bursts on a disk with servo track pitch based on read element width and methods of manufacturing same | Stanley H. Shepherd, Lin Guo, John VanLaanen | 2006-12-26 |
| 7149044 | Methods, apparatus and computer program products for writing tracks on a disk based on an available stroke | Yuan Chen, Brian P. Rigney, Lin Guo, Don Brunnett, Stanley H. Shepherd | 2006-12-12 |
| 7145745 | Multi-stage actuator disk drives, methods, and computer program products that compensate for repeatable runout based on estimated secondary actuator position | Stan Shepherd, Jason Adler, Lin Guo, Xiaoping Hu | 2006-12-05 |
| 7139149 | Adapting compensation for repeatable runout of sectors based on tracked sector adaptation status | David B. Jeppson, Dwight R. Kinney | 2006-11-21 |
| 7126785 | Multi-stage actuator disk drives, methods, and computer program products for seeking and then maintaining a transducer on track | Yunfeng Li, Lin Guo | 2006-10-24 |
| 7116513 | Positioning transducers based on a compensation scheme that varies based on transducer vibrational state | Lin Guo, Xiaoping Hu | 2006-10-03 |
| 7106542 | Method and apparatus for determining embedded runout correction values when self-servo writing or partial self-servo writing a disk drive | Lin Guo, Don Brunnett, Georgie Tan, John C. Purkett | 2006-09-12 |
| 7085094 | Interleaved repeatable runout correction for data storage device | Mark Heimbaugh | 2006-08-01 |
| 7064570 | Method for locating IDDQ defects using multiple controlled collapse chip connections current measurement on an automatic tester | Patrick H. Buffet, Douglas C. Heaberlin, Leah Pastel | 2006-06-20 |
| 7054096 | Method and apparatus for determining embedded runout correction values | Lin Guo, Don Brunnett | 2006-05-30 |
| 7027253 | Microactuator servo control during self writing of servo data | Yunfeng Li, Lin Guo | 2006-04-11 |
| 7012780 | Disk drive and methods that calibrate micro actuator positioning before seek operations | Xiaoping Hu, Lin Guo, Donald Brunett | 2006-03-14 |
| 6987638 | Method and apparatus for applying adaptive non-linear repeatable runout compensation in a disk drive | Don Brunnett | 2006-01-17 |
| 6977794 | Asymmetric seek velocity profile to improve power failure reliability for rigid disk drive with ramp | Mark Rice, Don Brunnett | 2005-12-20 |