| 8698422 |
Average current controller |
Jong-Tae Hwang, Seong-Joon Park, Dae Ho Kim |
2014-04-15 |
| 8492998 |
Driver circuit for driving light-emitting elements including a power switching element |
Jong-Tae Hwang, Seong-Joon Park, Dae Ho Kim |
2013-07-23 |
| 8148956 |
Power factor correction circuit and method of driving the same |
Jong-Tae Hwang, Jin-Sung Kim, Dae Ho Kim, Sung-Yun PARK |
2012-04-03 |
| 8125197 |
Switch controller, switch control method, and converter using the same |
Jong-Tae Hwang, Jin-Sung Kim, Dae Ho Kim, Min Ho Jung |
2012-02-28 |
| 7492141 |
Resonant inverter exhibiting depressed duty variation |
Jong-Tae Hwang, Dong Hwan Kim, Jin-Sung Kim |
2009-02-17 |
| 7420431 |
RC oscillator integrated circuit including capacitor |
Jong-Tae Hwang, Dae Ho Kim, Dong Hwan Kim |
2008-09-02 |
| 7323825 |
Ballast integrated circuit (IC) |
Jong-Tae Hwang, Dae Ho Kim, Dong Hwan Kim |
2008-01-29 |