Issued Patents 2004
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6813227 | Apparatus and method to compensate for disturbance using learning control in an optical recording/reproducing apparatus and optical recording medium drive servo system | Seong-il Cho, Jin-hoon Jeon, Soo-yul Jung | 2004-11-02 |
| 6798732 | Near-field optical storage medium and optical data storage system therefor | Chul-woo Lee, Kun-ho Cho, Dong-Ho Shin, Seung-tae Jung, Byeong-Ho Park +3 more | 2004-09-28 |
| 6774826 | Synchronization code recovery circuit and method | Sung-hyu Han, Yoon-woo Lee, Young-im Ju, Sang-hyun Ryu, Sung-hee Hwang | 2004-08-10 |
| 6721243 | METHOD FOR DETECTING SERVO ERROR, APPARATUS THEREFOR, DISK WHICH MAINTAINS QUALITY OF SERVO ERROR SIGNAL, METHOD OF CONTROLLING SERVO OF DISK RECORDING/REPRODUCING APPARATUS, METHOD OF DETECTING TRACKING ERROR, AND METHOD OF DETECTING TILT ERROR | Seong-sin Joo, In-sik Park, Byung-in Ma, Chong-sam Chung, Jang-hoon Yoo +2 more | 2004-04-13 |