Issued Patents All Time
Showing 1–11 of 11 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10433201 | Method for transmitting and receiving packet in transport network | — | 2019-10-01 |
| 9145791 | Automatic inspection apparatus for generator turbine and system using the same | Yong Sik Kim, Hee Jong Lee, Min Woo Nam | 2015-09-29 |
| 8521149 | Frequency control apparatus and method for railway wireless communication | Sook Jin Lee | 2013-08-27 |
| 8212867 | Underwater CCD camera for visual testing of reactor cooling system | Hee Jong Lee, Sung Nam Choi, Min Woo Nam | 2012-07-03 |
| 8149994 | Electronic surveillance system in communication network and method thereof | Song In Choi, Jee-Hwan Ahn | 2012-04-03 |
| 7715365 | Vocoder and communication method using the same | Song In Choi, Dae-sik Kim | 2010-05-11 |
| 7654144 | Nondestructive testing apparatus for blade root of steam turbine of power plant | Yong Sik Kim, Hee Jong Lee, Se Kyoung Kim, Seung-Han Yang | 2010-02-02 |
| 6988067 | LSF quantizer for wideband speech coder | Dae-sik Kim, Song In Choi, Hyung Jung Kim, Sang Won Kang, Sang Chi | 2006-01-17 |
| 6741960 | Harmonic-noise speech coding algorithm and coder using cepstrum analysis method | Hyoung Jung Kim, In Sung Lee, Jong Kim, Man Ho Park, Song In Choi +1 more | 2004-05-25 |
| 6662153 | Speech coding system and method using time-separated coding algorithm | Hyoung Jung Kim, In Sung Lee, Jong Kim, Man Ho Park, Song In Choi +1 more | 2003-12-09 |
| 6622120 | Fast search method for LSP quantization | Sang Won Kang, Chang-yong Son, Hyoung Jung Kim, Jung Chul Lee | 2003-09-16 |