Issued Patents All Time
Showing 26–50 of 57 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8264293 | Oscillator | Seok Ju YUN, Hui Dong Lee, Jong Kee Kwon | 2012-09-11 |
| 8248872 | Semiconductor memory device and test method thereof | — | 2012-08-21 |
| 8233338 | Multi-bit test control circuit | Mun-Phil Park, Sung Ho Kim | 2012-07-31 |
| 8217728 | LC voltage-controlled oscillator | Hui Dong Lee, Jong Kee Kwon, Jong Dae Kim | 2012-07-10 |
| 8134879 | Semiconductor memory device having redundancy circuit for repairing defective unit cell, and method for repairing defective unit cell | — | 2012-03-13 |
| 8120973 | Write driver of semiconductor memory device | Mun-Phil Park, Sung Ho Kim | 2012-02-21 |
| 8111574 | Circuit and method for controlling self-refresh cycle | — | 2012-02-07 |
| 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 |
| 7683706 | Gain amplifier having switched-capacitor structure for minimizing settling time | Young-deuk Jeon, Young Kyun Cho, Jong Kee Kwon, Jong Dae Kim | 2010-03-23 |
| 7663403 | High-speed asynchronous digital signal level conversion circuit | Min-Hyung Cho, Chong Ki Kwon | 2010-02-16 |
| 7619943 | Circuit and method for controlling self-refresh cycle | — | 2009-11-17 |
| 7583219 | Method of controlling pipeline analog-to-digital converter and pipeline analog-to-digital converter implementing the same | Young-deuk Jeon, Young Kyun Cho, Jong Kee Kwon, Jong Dae Kim, Seung Chul Lee | 2009-09-01 |
| 7576961 | Electrostatic discharge protection circuit using triple welled silicon controlled rectifier | Chong Ki Kwon, Jong Dae Kim | 2009-08-18 |
| 7554416 | Multi-band LC resonance voltage-controlled oscillator with adjustable negative resistance cell | Ja Yol Lee, Chong Ki Kwon, Jong Dae Kim, Sang-Heung Lee, Kyoung Ik Cho | 2009-06-30 |
| 7545301 | Multi-bit delta-sigma modulator | Yi-Gyeong KIM, Chong Ki Kwon, Jong Dae Kim | 2009-06-09 |
| 7532146 | Multi-bit pipeline analog-to-digital converter having merged capacitor switching structure | Young-deuk Jeon, Seung Chul Lee, Chong Ki Kwon, Jong Dae Kim | 2009-05-12 |
| 7511581 | Wide-band multimode frequency synthesizer and variable frequency divider | Ja Yol Lee, Chong Ki Kwon, Jong Dae Kim, Sang-Heung Lee | 2009-03-31 |
| 7486216 | Multi-bit pipeline analog-to-digital converter capable of altering operating mode | Seung Chul Lee, Young-deuk Jeon, Chong Ki Kwon | 2009-02-03 |
| 7482966 | Algorithm analog-to-digital converter | Seung Chul Lee, Young-deuk Jeon, Jong Kee Kwon | 2009-01-27 |
| 7397409 | Multi-bit pipeline analog-to-digital converter having shared amplifier structure | Young-deuk Jeon, Seung Chul Lee, Jong Kee Kwon, Jong Dae Kim | 2008-07-08 |