Issued Patents All Time
Showing 1–18 of 18 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10957379 | Method of refreshing memory using multiple operating voltages and memory device performing the same | Suk Hyun Lim, Sang Yun KIM, Eun-Ah Kim | 2021-03-23 |
| 10665287 | Method of refreshing memory using multiple operating voltages and memory device performing the same | Suk Hyun Lim, Sang Yun KIM, Eun-Ah Kim | 2020-05-26 |
| 9076548 | Semiconductor memory device including refresh control circuit and method of refreshing the same | Chul-Sung Park, Jung-Bae Lee | 2015-07-07 |
| 8274810 | Semiconductor memory device comprising transistor having vertical channel structure | Ki-Whan Song, Jin Young Kim | 2012-09-25 |
| 8248871 | Redundancy circuits and semiconductor memory devices | Ki-Whan Song | 2012-08-21 |
| 8009473 | Semiconductor memory device including memory cell array having memory cells using floating body transistors | Ki-Whan Song | 2011-08-30 |
| 8009488 | Semiconductor memory device | Ki-Whan Song | 2011-08-30 |
| 7924644 | Semiconductor memory device including floating body transistor memory cell array and method of operating the same | Ki-Whan Song | 2011-04-12 |
| 7843750 | Semiconductor memory device comprising transistor having vertical channel structure | Ki-Whan Song, Jin Young Kim | 2010-11-30 |
| 7701793 | Semiconductor integrated circuit and method of operating the same | Jin Young Kim, Ki-Whan Song | 2010-04-20 |
| 7675771 | Capacitor-less DRAM circuit and method of operating the same | Ki-Whan Song, Jin Young Kim | 2010-03-09 |
| 7619928 | Semiconductor memory device including floating body memory cells and method of operating the same | Ki-Whan Song, Jin Young Kim | 2009-11-17 |
| 7577025 | Semiconductor memory device comprising floating body memory cells and related methods of operation | Jin Young Kim, Ki-Whan Song | 2009-08-18 |
| 7539041 | Floating body semiconductor memory device and method of operating the same | Doo-Gon Kim, Myoung Gon Kang | 2009-05-26 |
| 7106634 | Semiconductor memory device and method of inputting or outputting data in the semiconductor memory device | — | 2006-09-12 |
| 6870780 | Semiconductor memory device having improved redundancy scheme | Hi-Choon Lee | 2005-03-22 |
| 6707738 | Semiconductor memory device having mesh-type structure of precharge voltage line | Jang-Seok Choi, Sung-min Yim, Hyung-Dong Kim | 2004-03-16 |
| 6636451 | Semiconductor memory device internal voltage generator and internal voltage generating method | Byung S. Moon | 2003-10-21 |