Inventor

KANG CHANG-IK

KR29 patents

⚠️ This page may combine multiple inventors who share the name “KANG CHANG-IK”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

KANG CHANG-IK

SAMSUNG ELECTRONICS CO LTD

Method and apparatus improving prevention of off-track writing in a hard disk drive

Method and apparatus for reducing acoustic noise in a hard disk drive

Adaptive sector seeking method for reducing disk drive power consumption

Disturbance compensation in actuator

Vibration detector for hard disk drives

Embedded servo writing method and apparatus for hard disk drive

Method and apparatus for high-speed compensation of RRO error in hard disk drive

Apparatus and method for removing mechanical resonance using adaptive notch filter

Low frequency disturbance compensation control device and disk drive using the same

Settling servo control method and apparatus for hard disc drive and method and apparatus for estimating acceleration constant of voice coil motor actuator suitable for the settling servo control method and apparatus

Method of estimating motor torque constant

Non-repeatable run out compensating apparatus and method and disc drive using the same

Control method to reduce settle TMR in hard disk drives

Method of compensating for track address discontinuity across servo track writing boundary in hard disk drives

Method of estimating gain of servo control system

Jerk controlled seek system

Method of generating current trajectory for seek control of hard disc drive and seek control system using the same

Seek control method to avoid flex cable resonance during settle in hard disk drive

Method for estimating position error gain for hard disk drives

On-line bias estimator in hard disk drives

Multiple sinusoidal seek servo system for reducing seek acoustics and seek time in hard disk drives

Written-in repeatable run-out correction for hard disk drives

Self-tuning settle controller in hard disk drives

Method and apparatus for controlling track seek servo of disk drive

Adaptive settling control method and apparatus in track seek mode of disc drive

Method for unloading head without calibration in hard disk drives

Seek adaptation system in hard disk drives

Higher-order state estimator for low TMR in hard disk drives

SCIENTEC LAB CT CO LTD

Pollution measurement apparatus for easily exchanging sensor