Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9939513 | Apparatus and method for finding hybrid direction using two baselines | Jeom-Hun Lee, Jae Hoon Kim, Sang-Uk Lee | 2018-04-10 |
| 9304182 | Hybrid direction identifying apparatus and method | Jeom-Hun Lee, Myung-Soon Kim, Cheon Sig SIN, Sang-Uk Lee | 2016-04-05 |
| 8958511 | System and method for detecting broadband global positioning system (GPS) jamming | Jeom-Hun Lee, Cheon Sig SIN, Sang-Uk Lee | 2015-02-17 |
| 8665149 | Apparatus and method for processing navigation signal | Sang-Uk Lee | 2014-03-04 |
| 8620581 | Time synchronization method for vehicles having navigation device | Sang-Uk Lee, Jae Hoon Kim | 2013-12-31 |
| 8570193 | Apparatus and method for transmitting/identifying location based on local communication | Sang-Uk Lee, Jae Hoon Kim | 2013-10-29 |
| 7456783 | GPS signal repeater and GPS receiver of stationary orbit satellite, and method for positioning stationary orbit satellite using the same | Jeom-Hun Lee, Jae Hoon Kim | 2008-11-25 |