Inventor · Seongnam-si, KR

Jun-seok Shim

18Patents
6h-index
21Co-inventors
62Inventor score

Filing activity: May 16, 2001 → May 20, 2010

Most-cited inventions

PatentTitleAreaCited byStatus
US6744590B2 Seek trajectory adaptation in sinusoidal seek servo hard disk drives Physics 19 Expired
US6906883B2 Servo defect management scheme in hard disk drives Physics 11 Expired
US7292403B2 Low frequency disturbance compensation control device and disk drive using the same Physics 11 Expired
US7321479B2 Method for writing spiral reference servo signal in hard disk drive and method for compensating for temperature Physics 9 Expired
US6791778B2 Method and apparatus to detect and manage servo sectors with defect on servo pattern area in hard disk drives Physics 9 Expired
US6801384B2 Voltage-constrained sinusoidal seek servo in hard disk drives Physics 7 Expired
US7315433B2 Non-repeatable run out compensating apparatus and method and disc drive using the same Physics 5 Expired
US7436146B2 Stepping motor speed control method and apparatus suitable for the same Physics 4 Expired
US7599144B2 Method and apparatus compensating disturbance in state control device Physics 3 Active
US6982849B2 Method and apparatus for providing positional information on a disk Physics 2 Expired
US7489471B2 Bias calculation, bias compensation, and bias table editing methods for HDD, recording media storing computer programs for executing the same, and HDD using the same Physics 1 Active
US8996596B2 Apparatus and method of generating random number Physics 1 Active
US7423838B2 Servo control method and apparatus suitable for the same Physics 0 Active
US8850600B2 Data storage device and data storage system including the same Physics 0 Active
US7464196B2 Input/output control method and apparatus of multimedia file Physics 0 Active
US7248429B2 Adaptive settling control method and apparatus in track seek mode of disc drive Physics 0 Expired
US7970572B2 Method of detecting free fall and apparatus to detect free fall using the method Physics 0 Active
US7158337B2 Method and apparatus for providing positional information on a disk Physics 0 Expired

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