Issued Patents 2011
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8081038 | Ring oscillator having wide frequency range | Hui Dong Lee, Jong Kee Kwon | 2011-12-20 |
| 8064277 | Control circuit of read operation for semiconductor memory apparatus | — | 2011-11-22 |
| 8040156 | Lock detection circuit and lock detecting method | Hui Dong Lee, Jong Kee Kwon | 2011-10-18 |
| 7978553 | Apparatus for controlling I/O strobe signal in semiconductor memory apparatus | — | 2011-07-12 |
| 7928806 | Low voltage frequency synthesizer using boosting method for power supply voltage of charge pump | Hui Dong Lee, Jong Kee Kwon, Jong Pil Hong, Sang-Gug Lee | 2011-04-19 |
| 7916560 | Semiconductor memory device | — | 2011-03-29 |