| 10608702 |
Near field communication device |
Young Joo Lee, June Soo Kim, Il-jong Song |
2020-03-31 |
| 10541728 |
Near field communication devices, systems, and methods using Q factor adjustments |
Il-jong Song |
2020-01-21 |
| 10148319 |
Near field communication devices, systems, and methods using Q factor adjustments |
Il-jong Song |
2018-12-04 |
| 9900015 |
Temperature-compensated oscillator and device including the same |
Jun Ho Kim |
2018-02-20 |
| 9755702 |
Method of operating near field communication (NFC) device and NFC device |
Il-jong Song, Byeong-Hoon Lee |
2017-09-05 |
| 9634729 |
Demodulator for near field communication, near field communication device, and electronic device having the same |
Jun Ho Kim, Young Joo Lee, Jin Woo Kim |
2017-04-25 |
| 9634674 |
Semiconductor device |
Young Joo Lee |
2017-04-25 |
| 9613238 |
Near field communication device and electronic system having the same |
Jun Ho Kim, Il-jong Song |
2017-04-04 |
| 9596003 |
Near field communication devices, systems, and methods using Q factor adjustments |
Il-jong Song |
2017-03-14 |
| 9515702 |
Demodulators for near field communication, near field communication devices, and electronic devices having the same |
Ji-Myung Na, Il-jong Song |
2016-12-06 |
| 9438205 |
Temperature-compensated oscillator and device including the same |
Jun Ho Kim |
2016-09-06 |
| 9379786 |
NFC terminal and communication device including the same |
Il-jong Song |
2016-06-28 |
| 9354646 |
Internal voltage generator and contactless IC card including the same |
Jun Ho Kim, Il-jong Song |
2016-05-31 |
| 9178362 |
Voltage adjusting circuit and contactless card and contactless card system which include the same |
Il-jong Song |
2015-11-03 |
| 9111187 |
Contactless card clamp circuits that compensate for regulator reference voltage fluctuations |
Il-jong Song, Sang Hyo Lee |
2015-08-18 |
| 8944334 |
Internal voltage generating circuit and smart card |
Il-jong Song, Sang Hyo Lee |
2015-02-03 |
| 8891270 |
Voltage adjusting circuit and contactless card and contactless card system which include the same |
Il-jong Song |
2014-11-18 |
| 8836388 |
Smart card clock generator circuits wth autonomous operation capability and method of operating the same |
Sang Hyo Lee, Il-jong Song |
2014-09-16 |
| 8120419 |
Apparatus for type-A demodulation and integrated circuit card including the same |
Hyuk-Jun Sung |
2012-02-21 |
| 8085019 |
Device for generating internal power supply voltage and method thereof |
Chan-Yong Kim |
2011-12-27 |
| 7967283 |
Clamping device of moving cart |
— |
2011-06-28 |
| 7873858 |
Clock signal generation device and method |
Hyuk-Jun Sung, Chan-Yong Kim |
2011-01-18 |
