Issued Patents All Time
Showing 1–14 of 14 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8189411 | Circuit for controlling an enabling time of an internal control signal according to an operating frequency of a memory device and the method thereof | Ji-Hyun Kim | 2012-05-29 |
| RE42202 | Circuit for controlling an enabling time of an internal control signal according to an operating frequency of a memory device and the method thereof | Ji-Hyun Kim | 2011-03-08 |
| 7742359 | Calibration circuit of a semiconductor memory device and method of operating the same | — | 2010-06-22 |
| 7729196 | Apparatus and method for controlling enable time of signal controlling operation of data buses of memory device | Ji-Hyun Kim | 2010-06-01 |
| 7702967 | Method for monitoring an internal control signal of a memory device and apparatus therefor | Ji-Hyun Kim | 2010-04-20 |
| 7451360 | Method for monitoring an internal control signal of a memory device and apparatus therefor | Ji-Hyun Kim | 2008-11-11 |
| 7369455 | Calibration circuit of a semiconductor memory device and method of operating the same | — | 2008-05-06 |
| 7177228 | Apparatus and method for controlling enable time of signal controlling operation of data buses of memory device | Ji-Hyun Kim | 2007-02-13 |
| 7173480 | Device for controlling the operation of internal voltage generator | In Soo Kim | 2007-02-06 |
| 7142469 | Circuit for controlling an enabling time of an internal control signal according to an operating frequency of a memory device and the method thereof | Ji-Hyun Kim | 2006-11-28 |
| 7078957 | Internal voltage generator of semiconductor device comprising characteristic controller | Kwang-Hyun Kim | 2006-07-18 |
| 6906970 | Address counter strobe test mode device | In Soo Kim | 2005-06-14 |
| 6784723 | High voltage generation circuit | Sang Kwon Lee, Joon-ho Kim, Kwang-Rae Cho, Byung Jae Lee | 2004-08-31 |
| 6545938 | Buffering circuit in a semiconductor memory device | Byung Jae Lee, Joon-ho Kim, Kwang-Rae Cho, Sang Kwon Lee | 2003-04-08 |