Issued Patents All Time
Showing 26–44 of 44 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9805648 | AMOLED display device including compensaton unit and driving method thereof | Bo Yeon Kim, Choong-Sun Shin | 2017-10-31 |
| 9779666 | Organic light emitting display and driving method thereof | Boo Dong Kwak, Choong-Sun Shin | 2017-10-03 |
| 9779665 | Gate driver for display device and display device including the same | Jun Yong Song, Ji Woong Kim, Choong-Sun Shin, Hee-Sun Ahn | 2017-10-03 |
| 9734765 | Display device and driving method thereof | Choong-Sun Shin, Hyun Sik Kim, Jun Suk Bang, Gyu-Hyeong Cho | 2017-08-15 |
| 9691329 | Organic light emitting display device configured to measure deterioration information, and driving method thereof | Won Tae Choi, Hee-Sun Ahn, Bo Yeon Kim, Gyu-Hyeong Cho, Hyun Sik Kim +1 more | 2017-06-27 |
| 9595228 | Pixel array and organic light emitting display device including the same | Joo-Hyung Lee, Won Tae Choi | 2017-03-14 |
| 9576536 | Display device and driving method thereof | Kyung Youl Min, Choong-Sun Shin, Hee-Sun Ahn, Hyun Sik Kim, Jun Suk Bang +1 more | 2017-02-21 |
| 9501969 | DC-DC converter and organic light emitting display including the same | Hak Sun Kim, Joo-Hyung Lee, Won Tae Choi, Bo Yeon Kim | 2016-11-22 |
| 9450567 | Noise removing circuit and current sensing unit including the same | Boo Dong Kwak, Choong-Sun Shin, Hee-Sun Ahn | 2016-09-20 |
| 9443473 | Pixel array and organic light emitting display device including the same | Joo-Hyung Lee, Won Tae Choi | 2016-09-13 |
| 9424770 | Error compensator and organic light emitting display device using the same | Bo Yeon Kim, Hee-Sun Ahn | 2016-08-23 |
| 9117405 | Organic light emitting device | Bo Yeon Kim, Won Tae Choi | 2015-08-25 |
| 9019180 | Display device and driving method therof | Hee-Sun Ahn, Kyung Youl Min | 2015-04-28 |
| 8957799 | Current memory cell and a current mode digital-to-analog converter including the same | Bo Yeon Kim, Hee-Sun Ahn, Won Tae Choi | 2015-02-17 |
| 7870678 | Hybrid sensor module and sensing method using the same | Won Tae Choi, Kyoung Soo Kwon | 2011-01-18 |
| 7305315 | Method of compensating tilt using two-axis geomagnetic sensor, and acceleration sensor, and apparatus thereof | Won Tae Choi, Chang Hyun Kim | 2007-12-04 |
| 6957156 | Method for searching for dip angle using tilt-compensated electronic compass | Han Chul Jo, Won Tae Choi, Chang Hyun Kim, Jin Yong Kang, Ha Woong Jeong | 2005-10-18 |
| 6937954 | Signal processor for use in electronic compass | Ha Woong Jeong, Won Tae Choi, Han Chul Jo, Jin Yong Kang, Chang Hyun Kim | 2005-08-30 |
| 6871411 | Automatic calibration method for use in electronic compass | Jin Yong Kang, Won Tae Choi, Chang Hyun Kim, Ha Woong Jeong, Han Chul Jo | 2005-03-29 |