| Identification and control of a dc motor using back-propagation neural networks S Weerasooriya, MA El-Sharkawi IEEE transactions on Energy Conversion 6 (4), 663-669, 1991 | 349 | 1991 |
| An H Almost Disturbance Decoupling Robust Controller Design for a Piezoelectric Bimorph Actuator with Hysteresis BM Chen, TH Lee, CC Hang, Y Guo, S Weerasooriya IEEE Transactions on control systems technology 7 (2), 1999 | 178 | 1999 |
| Servo writing a disk drive by integrating a spiral track read signal TS Lee, SS Weerasooriya US Patent 7,301,717, 2007 | 169 | 2007 |
| Adjusting track density by changing PES algorithm when servo writing a disk drive from spiral tracks RL Cloke, SS Weerasooriya, TS Lee, ED Sheh, W Ying US Patent 7,068,459, 2006 | 160 | 2006 |
| Using an external spiral servo writer to write reference servo sectors and spiral tracks to a disk to facilitate writing product servo sectors to the disk TS Lee, RL Cloke, SS Weerasooriya US Patent 6,965,489, 2005 | 160 | 2005 |
| Adjusting track density over disk radius by changing slope of spiral tracks used to servo write a disk drive JM Chue, SS Weerasooriya, TS Lee US Patent 6,987,636, 2006 | 159 | 2006 |
| Method for reducing disk thermal expansion effects while writing reference spiral servo patterns to a disk of a disk drive W Ying, WW Clawson, SS Weerasooriya US Patent 6,992,852, 2006 | 148 | 2006 |
| Servo writing a disk drive by synchronizing a servo write clock to a reference pattern on the disk and compensating for repeatable phase error YM Lifchits, W Ying, Y Cai, SS Weerasooriya US Patent 7,333,280, 2008 | 146 | 2008 |
| Servo writing a disk drive by overwriting a harmonic frequency fill pattern in the servo burst area JM Chue, SS Weerasooriya, TS Lee US Patent 7,068,461, 2006 | 138 | 2006 |
| Servo writing a disk drive by processing spiral tracks in an interleaved manner TS Lee, SS Weerasooriya US Patent 7,113,362, 2006 | 135 | 2006 |
| Demodulating servo sectors and spiral tracks using common circuitry TS Lee, RL Cloke, SS Weerasooriya US Patent 6,989,954, 2006 | 135 | 2006 |
| Servo writing a disk drive from spiral tracks by shifting a demodulation window an integer number of sync mark intervals SS Weerasooriya, TS Lee US Patent 7,248,426, 2007 | 134 | 2007 |
| Disk drive demodulating a spiral track by finding a maximum correlation between a spiral track crossing signal and a time-shifted nominal spiral track crossing signal J Liang, SS Weerasooriya, CA Park US Patent 7,656,604, 2010 | 125 | 2010 |
| Disk drive comprising index spiral track identified by change in sync mark SS Weerasooriya, WW Clawson US Patent 7,839,591, 2010 | 123 | 2010 |
| Adjusting track density by changing slope of spiral tracks used to servo write a disk drive W Ying, JM Chue, SS Weerasooriya, TS Lee US Patent 7,433,143, 2008 | 122 | 2008 |
| Servoing on concentric servo sectors of a first disk surface to write a spiral servo track to a second disk surface SS Weerasooriya, W Ying, BP Rigney US Patent 7,843,662, 2010 | 121 | 2010 |
| Disk drive adjusting estimated reader/writer offset to achieve target burst crossing signal amplitude when propagating servo sectors YM Lifchits, LM Bryant, SS Weerasooriya, W Ying US Patent 7,602,575, 2009 | 117 | 2009 |
| Servo writing a disk drive using a secondary actuator to control skew angle RJ McNab, SS Weerasooriya US Patent 7,489,464, 2009 | 117 | 2009 |
| Disk drive writing spiral tracks on a slave surface using repeatable runout compensation for a master surface J Liang, SS Weerasooriya, Y Hong, Y Cai US Patent 8,537,486, 2013 | 116 | 2013 |
| Disk drive performing in-drive spiral track writing BP Rigney, ED Sheh, CA Park, SA Ottele, SS Weerasooriya US Patent 8,634,283, 2014 | 115 | 2014 |
