Issued Patents All Time
Showing 1–25 of 57 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11960755 | Apparatus and method for performing target refresh operation | Woongrae Kim, Chul Moon JUNG, Jeong-Tae Hwang | 2024-04-16 |
| 11551740 | Semiconductor memory device and refresh operation method, including input circuit, plurality of latches, plurality of counters and refresh controller for generating reset signals | Woongrae Kim | 2023-01-10 |
| 10629281 | Nonvolatile memory apparatus and an operating method thereof based on a power-up signal | Keun Sik Ko | 2020-04-21 |
| 10438681 | Test structures and test pads in scribe lane of semiconductor integrated circuit | — | 2019-10-08 |
| 9852814 | Rupture control device and semiconductor device to improve yield | — | 2017-12-26 |
| 9786390 | Memory device repairable by soft and hard repair operations and memory system including the same | — | 2017-10-10 |
| 9564207 | Semiconductor memory device, semiconductor memory system and method for controlling self refresh cycle thereof | — | 2017-02-07 |
| 9530484 | Semiconductor apparatus and semiconductor system including the same | — | 2016-12-27 |
| 9437274 | Memory device | Jun-Hyun Chun | 2016-09-06 |
| 9390811 | Semiconductor device with fuse array and method for operating the same | — | 2016-07-12 |
| 9142319 | Semiconductor device employing fuse programming | — | 2015-09-22 |
| 9135969 | Semiconductor device | — | 2015-09-15 |
| 9052352 | Fuse circuit and testing method of the same | — | 2015-06-09 |
| 8885433 | Semiconductor device having fuse circuit | — | 2014-11-11 |
| 8737146 | Semiconductor memory device having redundancy circuit for repairing defective unit cell | Ki-Chang Kwean | 2014-05-27 |
| 8634265 | Semiconductor memory device and method for operating the same | Ki-Chang Kwean | 2014-01-21 |
| 8634245 | Control circuit of read operation for semiconductor memory apparatus | — | 2014-01-21 |
| 8531906 | Semiconductor memory device and method for operating the same | Mun-Phil Park, Sung Ho Kim | 2013-09-10 |
| 8477521 | Fuse circuit and memory device including the same | Jun-Gi Choi | 2013-07-02 |
| 8446194 | Spread spectrum clock generating circuit | Seok Ju YUN, Hui Dong Lee, Jong Kee Kwon | 2013-05-21 |
| 8407538 | Semiconductor package | Tae-Hyoung Huh | 2013-03-26 |
| 8379473 | Semiconductor memory device and method for operating the same | Mun-Phil Park, Sung Ho Kim | 2013-02-19 |
| 8350608 | Phase locked loop circuit including automatic frequency control circuit and operating method thereof | Hui Dong Lee, Seok Ju YUN, Jong Kee Kwon, Sang Hyun Cho | 2013-01-08 |
| 8274269 | Switching circuit and small-size high-efficiency DC-DC converter for portable devices including the same | Jong Kee Kwon, Jong Dae Kim, Yong-Seo Koo | 2012-09-25 |
| 8274317 | Phase-locked loop circuit comprising voltage-controlled oscillator having variable gain | Sang Hyun Cho, Hui Dong Lee, Jong Kee Kwon, Seung-Tak Ryu | 2012-09-25 |