Issued Patents All Time
Showing 1–25 of 25 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9913337 | Control circuit of light emitting diode lighting apparatus | Yong Goo Kim, Kyung Min Kim, Jong Min Lee, Won Ji Lee | 2018-03-06 |
| 9625932 | Switching mode converter having 100% duty cycle mode and method for controlling thereof | Wanyuan Qu, Young Jin Woo, Jin Yong Jeon, Dae Keun Han | 2017-04-18 |
| 9609702 | LED lighting apparatus and control circuit thereof | Yong Goo Kim, Won Ji Lee, Kyung Min Kim, Jong Min Lee | 2017-03-28 |
| 9572210 | Control circuit of light-emitting diode lighting apparatus | Kyung Min Kim, Yong Goo Kim, Won Ji Lee, Jong Min Lee | 2017-02-14 |
| 9572220 | LED lighting apparatus and control circuit thereof | Yong Goo Kim, Won Ji Lee, Kyung Min Kim, Jong Min Lee, Min Soo Kim | 2017-02-14 |
| 9363079 | Method of generating message authentication code and authentication device and authentication request device using the method | Myoung Soo Song, Jae Wan Kim, Hyung Seog Oh | 2016-06-07 |
| 9288862 | LED lighting apparatus and control circuit thereof | Yong-geun Kim, Sang-Young Lee, Yong Goo Kim, Won Ji Lee | 2016-03-15 |
| 9030453 | Liquid crystal display driving circuit with less current consumption | Hyun Ho Cho, Young Icc Jung, Joon Ho Na, Hyung Seog Oh, Dae Seong Kim +1 more | 2015-05-12 |
| 8717338 | Display drive circuit | Hyun Min Song, Hyun Ja Cho, Yong Sung Ahn, Hyung Seog Oh, Dae Keun Han | 2014-05-06 |
| 8686649 | Device for driving light emitting diode | So-Bong Shin, Wanyuan Qu, Won Ji Lee, Yong Goo Kim, Ok Hwan KWON +1 more | 2014-04-01 |
| 8638164 | Amplifier including dithering switch and display driving circuit using the amplifier | Yong Sung Ahn, Hyun Ja Cho, Hyung Seog Oh, Dae Keun Han | 2014-01-28 |
| 8502459 | Driver IC for electrical load and driving method thereof | Tae Kyu Nam, Won Suk Jang, Hyung Seog Oh | 2013-08-06 |
| 8212749 | AMOLED drive circuit using transient current feedback and active matrix driving method using the same | Gyu-Hyeong Cho, Sang Kyung KIM, Jin Yong Jeon, Gun Ho Lee | 2012-07-03 |
| 7876292 | Active matrix OLED driving circuit using current feedback | Gyu-Hyeong Cho, Jin Yong Jeon, Gun Ho Lee, Sang Kyung KIM | 2011-01-25 |
| 7764212 | Driving apparatus for display | Hyung-Min Lee, Gyu-Hyeong Cho, Yong Joon Jeon, Jin Yong Jeon, Seung Chul Jung | 2010-07-27 |
| 7719497 | Current feedback-type AMOLED where sense feedback is sent over the adjacent data line | Gyu-Hyeong Cho, Sang Kyung KIM, Yong Joon Jeon, Jin Yong Jeon, Gun Ho Lee | 2010-05-18 |
| 7609234 | Pixel circuit and driving method for active matrix organic light-emitting diodes, and display using the same | Gyu-Hyeong Cho, Sang Kyung KIM, Min-Chul Lee | 2009-10-27 |
| 7605792 | Driving method and circuit for automatic voltage output of active matrix organic light emitting device and data drive circuit using the same | Sang Kyung KIM, Gyu-Hyeong Cho | 2009-10-20 |
| 7515081 | High resolution digital-to-analog converter | Gyu-Hyeong Cho, Yong Joon Jeon, Sang Kyung KIM, Jin Yong Jeon, Gun Ho Lee | 2009-04-07 |
| 7339511 | Time division sampling digital to analog converter for driving flat panel display, method of implementing the same, and data driver circuit using the same | Sang Kyung KIM, Gyu-Hyeong Cho | 2008-03-04 |
| 7332933 | Circuit for compensating for the declination of balanced impedance elements and a frequency mixer | Young Jin Kim, Kyung-Suc Nah, In-chul Hwang | 2008-02-19 |
| 7283077 | Divide-add circuit and high-resolution digital-to-analog converter using the same | Gyu-Hyeong Cho, Sang Kyung KIM | 2007-10-16 |
| 7106095 | Circuit for compensating for the declination of balanced impedance elements and a frequency mixer | Young Jin Kim, Kyung-Suc Nah, In-chul Hwang | 2006-09-12 |
| 7084220 | Catalyst system for preparing styrene polymer and method for preparing of styrene polymer using the same | Moo Ho Hong, Boo Gon Woo | 2006-08-01 |
| 6947252 | Wave stringer for controlling acoustic noise and shock vibration in a storage device | Seong-Woo Kang, Tae-Yeon Hwang, Yun-Dik Han, Woocheol Jeong | 2005-09-20 |