Inventor · Irvine, CA, US

Zhi Wang

21Patents
16h-index
22Co-inventors
77Inventor score

Filing activity: Jun 27, 2003 → Oct 21, 2020

Most-cited inventions

PatentTitleAreaCited byStatus
US7068451B1 Disk drive estimating a sinusoidal error in a wedge time period due to eccentricity in disk rotation Physics 144 Expired
US7265933B1 Disk drive computing repeatable run out while actuator arm is pressed against crash stop Physics 140 Expired
US6972540B1 Disk drive employing wedge spindle speed control with eccentricity compensation Physics 135 Expired
US6999267B1 Method for iteratively determining repeatable runout cancellation values in a magnetic disk drive Physics 130 Expired
US7088547B1 Disk drive recursively estimating repeatable runout Physics 122 Expired
US7450336B1 Method for improved repeatable run out learning in a disk drive Physics 119 Active
US7616399B1 Disk drive servo control techniques to preserve PES continuity Physics 116 Active
US7450334B1 Disk drive adjusting predictive caching based on temperature of voice coil motor Physics 116 Active
US7212374B1 Disk drive to characterize misaligned servo wedges Physics 116 Expired
US7551390B1 Disk drive to characterize misaligned servo wedges Physics 115 Active
US7251098B1 Disk drive adjusting write clock frequency to compensate for eccentricity in disk rotation Physics 112 Expired
US7502192B1 Magnetic disk drive and method for efficiently determining and storing RRO compensation values using a secondary micro-actuator Physics 111 Active
US7440225B1 Disk drive employing pivot friction compensation Physics 110 Active
US6903897B1 Performance of a rotary actuator in a disk drive Physics 109 Expired
US7542225B1 Disk drive idle mode responsive to flex circuit cable bias changes Physics 108 Active
US8643976B1 Method for improved repeatable runout learning in a disk drive Physics 108 Active
US9316741B2 System and method for determining GPS receiver position Physics 0 Active
US7908522B2 Network card testing method Physics 0 Active
US12142451B2 System for inspecting and grounding a mask in a charged particle system Electricity 0 Active
US12113560B2 Method for implementing predistortion compensation processing for 5G NR in-band modulated signals Electricity 0 Active
US7617374B2 Hard disk testing method under extensible firmware interface Physics 0 Active

Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.