| 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 |
| 7414927 |
Actuator of optical pick-up device |
August 19, 2008 |
| An actuator of an optical pick-up device includes two fixing frames, a lens holder disposed between the fixing frames and provided with a focusing lens, coils, and a reflection mirror having a central portion thinner than other portions where the coils are located, springs supporting |
| 7411751 |
Optical pickup actuator |
August 12, 2008 |
| Provided is an optical pickup actuator for writing/reading data in/from an optical storage medium. The optical pickup actuator includes a heat sink member or a heat conductive material for minimizing a bad influence of heat generated from a coil. |
| 7350222 |
Actuator of optical pick-up device |
March 25, 2008 |
| An actuator of an optical pick-up device includes two fixing frames, a lens holder disposed between the fixing frames and provided with a focus lens and coils, springs supporting the lens holder, the springs connecting two points of each fixing frame to the lens holder, each spring h |
| 7307925 |
Optical pickup actuator that removes phase dispersion by a rolling mode |
December 11, 2007 |
| The present invention discloses an optical pickup actuator including a lens holder having an object lens, and a driving means for changing a position of the lens holder by using an electromagnetic force. The driving means includes multipolar magnets and tracking coils for changing th |
| 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 |
