Issued Patents All Time
Showing 1–17 of 17 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12294334 | In-phase/quadrature-phase generating device and phase shift device using the same | Jinseok Park, Seong Mo MOON, Jun Han Lim, Dong Pil CHANG | 2025-05-06 |
| 12255662 | Master reference oscillator system | Dong Hwan Shin, Dong Pil CHANG, Seong Mo MOON | 2025-03-18 |
| 12199245 | Self-forming solid state batteries and self-healing solid electrolytes | Ping Liu, Xing Xing | 2025-01-14 |
| 11125886 | Method and apparatus for multipath mitigation in GNSS | Yoo La HWANG, Jae Young Ahn, Ji Hun CHA, Byung Woon Park, Yong Jun Lee +1 more | 2021-09-21 |
| 10084834 | Randomization of packet size | Soo Jeon LEE, Won Chan JUNG, Do-Seob Ahn | 2018-09-25 |
| 9664794 | Apparatus and method for monitoring malfunctioning state of global positioning system (GPS) satellite | Yoo La HWANG | 2017-05-30 |
| 9481476 | Space object disposal device and space object disposal method | Yoo La HWANG | 2016-11-01 |
| 9399527 | Apparatus and method for controlling geostationary orbit satellite | Yoo La HWANG | 2016-07-26 |
| 8972184 | Apparatus and method for determining orbit of geostationary satellite | Yoo La HWANG | 2015-03-03 |
| 8954270 | System and method for detecting accident location | Yoo La HWANG, Jae Hoon Kim, Do-Seob Ahn | 2015-02-10 |
| 8655870 | Apparatus and method for retrieving data at high speed to perform post-processing on satellite telemetry data | In-Jun Kim, Jae Hoon Kim | 2014-02-18 |
| 8639398 | Apparatus and method for automatically generating satellite operation procedure parameters | In-Jun Kim, Jae Hoon Kim | 2014-01-28 |
| 8600676 | Method for fast and precise orbit propogation including maneuver | Yoo La HWANG, Soo Jeon LEE, Jae Hoon Kim | 2013-12-03 |
| 8208977 | Mobile terminal and speaker device thereof | Ji Eun Kim, Heung-Sik Yun | 2012-06-26 |
| 7840351 | Method for correcting ionosphere error, and system and method for determining precision orbit using the same | Yoo La HWANG, Jae Hoon Kim | 2010-11-23 |
| 7542829 | Low earth orbit satellite command planning device and method, and low earth orbit satellite control system including the same | Jeong-Sook Lee, Hee-Sook Mo, Jae Hoon Kim, Seong-Pal Lee | 2009-06-02 |
| 6683563 | System for determining precise orbit of satellite and method thereof | Jeong-Sook Lee, Jae Hoon Kim, Seong-Pal Lee, Jae-Cheol Yoon, Kyu-Hong Choi +3 more | 2004-01-27 |