Issued Patents All Time
Showing 51–75 of 84 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8284614 | Refresh control circuit and method for semiconductor memory device | — | 2012-10-09 |
| 8284615 | Refresh control circuit and method for semiconductor memory device | — | 2012-10-09 |
| 8235827 | Compliant joint | Ja Woo Lee, Youn Baek Lee, Jeong Hun Kim, Yeon Taek Oh, Soo Sang Yang +2 more | 2012-08-07 |
| 8229619 | Method of constructing artificial mark for autonomous driving, apparatus and method of determining position of intelligent system using artificial mark and intelligent system employing the same | Kyung Shik Roh, Woo Sup Han, Woong Kwon, Yeon Taek Oh, Ki-cheol Park | 2012-07-24 |
| 8021071 | Compliant joint | Ja Woo Lee, Youn Baek Lee, Jeong Hun Kim, Kyung Shik Roh, Hyun Kyu Kim +2 more | 2011-09-20 |
| 7995421 | Semiconductor memory device with a sense amplifier controller for maintaining the connection of a previously selected memory cell array | — | 2011-08-09 |
| 7961837 | Counter circuit and method of operating the same | Jae-Boum Park | 2011-06-14 |
| 7843756 | Low current consumption semiconductor memory device having input/output control circuit and control method thereof | — | 2010-11-30 |
| 7747348 | Method and apparatus for using rotational movement amount of mobile device and computer-readable recording medium for storing computer program | Kyung Shik Roh, Woo Sup Han, Woong Kwon | 2010-06-29 |
| 7737719 | Apparatus for adjusting resistance value of a driver in a semiconductor integrated circuit | Jae-Boum Park | 2010-06-15 |
| 7710102 | Clock test apparatus and method for semiconductor integrated circuit | — | 2010-05-04 |
| 7609801 | Counter circuit and method of operating the same | Jae-Boum Park | 2009-10-27 |
| 7606416 | Landmark detection apparatus and method for intelligent system | Woo Sup Han, Kyung Shik Roh, Woong Kwon, Yeon Taek Oh, Ki-cheol Park | 2009-10-20 |
| 7543392 | Motion estimation method and system for mobile body | Woong Kwon, Kyung Shik Roh, Woo Sup Han, Boldyrev Serguei | 2009-06-09 |
| 7466612 | Method for testing memory device | — | 2008-12-16 |
| 7437226 | Method of constructing artificial mark for autonomous driving, apparatus and method of determining position of intelligent system using artificial mark and intelligent system employing the same | Kyung Shik Roh, Woo Sup Han, Woong Kwon, Yeon Taek Oh, Ki-cheol Park | 2008-10-14 |
| 7421792 | Apparatus and method of calibrating azimuth of mobile device | Woong Kwon, Kyung Shik Roh, Sang-on Choi, Woo Sup Han | 2008-09-09 |
| 7328615 | Method and apparatus for detecting free fall of electronic device | Woong Kwon, Kyung Shik Roh, Woo Sup Han, Sang-min Suh | 2008-02-12 |
| 7307903 | Method for testing memory device | — | 2007-12-11 |
| 7302345 | Method and apparatus for generating magnetic field map and method and apparatus for checking pose of mobile body using the magnetic field map | Woong Kwon, Kyung Shik Roh, Woo Sup Han | 2007-11-27 |
| 7266033 | Semiconductor memory device | — | 2007-09-04 |
| 7225552 | Method and system to detect an orientation of a moving object | Woong Kwon, Kyung Shik Roh, Woo Sup Han | 2007-06-05 |
| 7168177 | Method and apparatus for determining a geomagnetic field by using a compass and method and apparatus for determining an azimuth angle of a moving object using the same | Woong Kwon, Kyung Shik Roh, Woo Sup Han, Sang-on Choi, Ki-cheol Park | 2007-01-30 |
| 7155836 | Method and apparatus for using magnetic field | Woong Kwon, Kyung Shik Roh, Woo Sup Han | 2007-01-02 |
| 7154808 | Semiconductor memory device for simultaneously testing blocks of cells | — | 2006-12-26 |