Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7389227 | High-speed search method for LSP quantizer using split VQ and fixed codebook of G.729 speech encoder | Sang Won Kang, Chang-yong Son, Won-Il Lee, Yoo Na Sung, Min Kyu Shim | 2008-06-17 |
| 6687668 | Method for improvement of G.723.1 processing time and speech quality and for reduction of bit rate in CELP vocoder and CELP vococer using the same | Jeong-Jin Kim, Kyung A Jang, Myung Jin Bae, Yoo Na Sung, Min Kyu Shim | 2004-02-03 |
| 5539421 | Planar antenna with helical antenna array and waveguide | — | 1996-07-23 |