Issued Patents 1997
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5640209 | NTSC/PAL video signal conversion apparatus employing ITU-R BT.601 video signal | Jin Hwan Lee, Chie Teuk Ahn, Joo Hong Jeong | 1997-06-17 |
| 5617150 | Video bit rate control method | Jae Yeal NAM, Young-Soon Lee, Chie Teuk Ahn | 1997-04-01 |