Inventor · disambiguated record
Yangquan Chen
Also filed as: CHEN YANGQUAN
14 granted patents·3 pending applications·349 citations·filing 1999–2023
93Inventor score
Top patents by PatentIndex Score
17 records- 0195US6654198B2Repeatable run-out error compensation method for a disc driveSEAGATE TECHNOLOGY LLC·Filed 2001·Granted Nov 25, 2003·60 cites·16 claims
- 0294US6437936B1Repeatable runout compensation using a learning algorithm with scheduled parametersSEAGATE TECHNOLOGY LLC·Filed 2000·Granted Aug 20, 2002·80 cites·19 claims
- 0391US6690534B2Method and apparatus for handling multiple resonance frequencies in disc drives using active dampingSEAGATE TECHNOLOGY LLC·Filed 2001·Granted Feb 10, 2004·38 cites·24 claims
- 0491US6563663B1Repeatable runout compensation using iterative learning control in a disc storage systemSEAGATE TECHNOLOGY LLC·Filed 1999·Granted May 13, 2003·68 cites·18 claims
- 0585US7599752B2Tuning methods for fractional-order controllersUNIV UTAH STATE·Filed 2006·Granted Oct 6, 2009·17 cites·32 claims
- 0684US6574067B2Optimally designed parsimonious repetitive learning compensator for hard disc drives having high track densitySEAGATE TECHNOLOGY LLC·Filed 2001·Granted Jun 3, 2003·18 cites·20 claims
- 0783US6704159B2Automatic acoustic management system for a disc driveSEAGATE TECHNOLOGY LLC·Filed 2001·Granted Mar 9, 2004·18 cites·17 claims
- 0878US6674589B2Method for harmonic frequency identification in a disc driveSEAGATE TECHNOLOGY LLC·Filed 2001·Granted Jan 6, 2004·13 cites·20 claims
- 0978US6661599B1Enhanced adaptive feedforward control to cancel once-per-revolution disturbance by shaping the internal modeSEAGATE TECHNOLOGY LLC·Filed 2000·Granted Dec 9, 2003·14 cites·17 claims
- 1075US6636375B1Seek in a disc drive with nonlinear pivot frictionSEAGATE TECHNOLOGY LLC·Filed 2000·Granted Oct 21, 2003·11 cites·16 claims
- 1166US6324890B1Method of characterizing and screening voice coil motor pivot friction in a low velocity regionSEAGATE TECHNOLOGY LLC·Filed 2000·Granted Dec 4, 2001·6 cites·16 claims
- 1263US6785073B2Identification and cancellation of cage frequency in a hard disc driveSEAGATE TECHNOLOGY LLC·Filed 2001·Granted Aug 31, 2004·5 cites·22 claims
- 1351US2024111100A1Connector, adapter, connector assembly, and communications deviceHUAWEI TECH CO LTD·Filed 2023·Application pending·0 cites
- 1447US6674607B2Method and apparatus for determining high order polynomials for linearization of position signalsSEAGATE TECHNOLOGY LLC·Filed 2001·Granted Jan 6, 2004·1 cites·19 claims
- 1537US9523723B2Fractional order power point trackingMALEK HADI·Filed 2013·Granted Dec 20, 2016·0 cites·18 claims
- 1637US2001036026A1Efficient sensorless rotational vibration and shock compensator for hard disk drives with higher TPISEAGATE TECHNOLOGY LLC·Filed 2001·Application pending·0 cites
- 1729US2011010026A1Calibration Method for Aerial VehiclesUNIV UTAH STATE·Filed 2010·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →