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Inventor: Choi; In Ho
Address: Sungnam-si, KR
No. of patents: 4
Patents:
| Patent Number |
Title Of Patent |
Date Issued |
| 7555761 |
Optical pick-up actuator |
June 30, 2009 |
| An optical pick-up actuator is provided. The optical pick-up actuator includes a lens holder, a tracking coil, a focusing coil, and a magnet. The lens holder holds an objective lens. The tracking coil is wound with wire, is disposed at a central portion on both sides of the lens holder, |
| 7535663 |
Optical pickup actuator |
May 19, 2009 |
| There is provided an optical pickup actuator for actuating a lens holder having an object lens according to an interaction between coils and magnets. The optical pickup actuator includes a lens-seating portion formed on the lens holder to support the object lens and a lens guide port |
| 7290884 |
Display device having resolution improving apparatus for project-type display device |
November 6, 2007 |
| A concept of improving a resolution by using human's visual characteristics is provided. Bu the present invention, an image can be displayed at a more improved resolution than an actual physical resolution, thereby obtaining the same effect that the resolution is physically improved. |
| 7270417 |
Display device and display method in which resolution improving apparatus is provided for projec |
September 18, 2007 |
| A concept of improving a resolution by using human's visual characteristics is provided. An image can be displayed at a more improved resolution than an actual physical resolution, thereby obtaining the same effect that the resolution is physically improved. An image signal correspon |
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