Issued Patents All Time
Showing 1–25 of 66 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12361957 | Unified speech/audio codec (USAC) processing windows sequence based mode switching | Seungkwon Beack, Tae Jin LEE, Min Je Kim, Kyeongok Kang, Dae Young JANG +4 more | 2025-07-15 |
| 12223426 | Method and apparatus for designing and testing audio codec by using white noise modeling | Jongmo SUNG, Seung Kwon BEACK, Tae Jin LEE, Woo-taek LIM, Inseon JANG +3 more | 2025-02-11 |
| 12205599 | Apparatus for encoding and decoding of integrated speech and audio | Tae Jin LEE, Seung-Kwon Baek, Min Je Kim, Dae Young JANG, Jeongil Seo +3 more | 2025-01-21 |
| 12148438 | Encoding apparatus and decoding apparatus for transforming between modified discrete cosine transform-based coder and different coder | Seung Kwon BEACK, Tae Jin LEE, Min Je Kim, Dae Young JANG, Kyeongok Kang +2 more | 2024-11-19 |
| 11922962 | Unified speech/audio codec (USAC) processing windows sequence based mode switching | Seungkwon Beack, Tae Jin LEE, Min Je Kim, Kyeongok Kang, Dae Young JANG +4 more | 2024-03-05 |
| 11887612 | LPC residual signal encoding/decoding apparatus of modified discrete cosine transform (MDCT)-based unified voice/audio encoding device | Seung Kwon BEACK, Tae Jin LEE, Min Je Kim, Kyeongok Kang, Dae Young JANG +4 more | 2024-01-30 |
| 11705137 | Apparatus for encoding and decoding of integrated speech and audio | Tae Jin LEE, Seung-Kwon Baek, Min Je Kim, Dae Young JANG, Jeongil Seo +3 more | 2023-07-18 |
| 11642651 | Cucurbituril-polyethylenimine-silica complex, preparation method thereof and carbon dioxide absorbent comprising same | Hyun Uk Kim, Jong-ho Moon, Hoon Beom Park, Muhammad Sohail | 2023-05-09 |
| 11456002 | Apparatus and method for encoding and decoding of integrated speech and audio utilizing a band expander with a spectral band replication (SBR) to output the SBR to either time or transform domain encoding according to the input signal | Tae Jin LEE, Seung-Kwon Baek, Min Je Kim, Dae Young JANG, Jeongil Seo +3 more | 2022-09-27 |
| 11430458 | Unified speech/audio codec (USAC) processing windows sequence based mode switching | Seungkwon Beack, Tae Jin LEE, Min Je Kim, Kyeongok Kang, Dae Young JANG +4 more | 2022-08-30 |
| 11430457 | LPC residual signal encoding/decoding apparatus of modified discrete cosine transform (MDCT)-based unified voice/audio encoding device | Seung Kwon BEACK, Tae Jin LEE, Min Je Kim, Kyeongok Kang, Dae Young JANG +4 more | 2022-08-30 |
| 11333349 | Fluid sand falling type circulating fluidized bed boiler with a plurality of risers and method of operating the same | Uen Do Lee, Byeong Ryeol Bang, Young-Doo Kim, Soo Hwa Jeong, Chang Won Yang +15 more | 2022-05-17 |
| 11229858 | Filter apparatus for oil-water separation | Myoung Woon Moon, Seong Jin Kim, Young A LEE, Cho Hee LEE | 2022-01-25 |
| 11062718 | Encoding apparatus and decoding apparatus for transforming between modified discrete cosine transform-based coder and different coder | Seung Kwon BEACK, Tae Jin LEE, Min Je Kim, Dae Young JANG, Kyeongok Kang +2 more | 2021-07-13 |
| 10852211 | Apparatus and method for gas leakage measurement in a high pressure reactor | Ho-Jung Ryu, Doyeon Lee, Gyoung-tae Jin, Chang-Keun Yi, Do-won Shun +6 more | 2020-12-01 |
| 10777212 | Apparatus and method for encoding and decoding of integrated speech and audio utilizing a band expander with a spectral band replication (SBR) to output the SBR to either time or transform domain encoding according to the input signal characteristic | Tae Jin LEE, Seung-Kwon Baek, Min Je Kim, Dae Young JANG, Jeongil Seo +3 more | 2020-09-15 |
| 10714103 | Apparatus for encoding and decoding of integrated speech and audio | Tae Jin LEE, Seung-Kwon Baek, Min Je Kim, Dae Young JANG, Jeongil Seo +3 more | 2020-07-14 |
| 10622001 | Unified speech/audio codec (USAC) windows sequence based mode switching | Seungkwon Beack, Tae Jin LEE, Min Je Kim, Kyeongok Kang, Dae Young JANG +4 more | 2020-04-14 |
| 10621998 | LPC residual signal encoding/decoding apparatus of modified discrete cosine transform (MDCT)-based unified voice/audio encoding device | Seung Kwon BEACK, Tae Jin LEE, Min Je Kim, Kyeongok Kang, Dae Young JANG +4 more | 2020-04-14 |
| 10415822 | Apparatus and method for measuring height of solid bed in high-temperature and high-pressure fluidized bed system | Ho-Jung Ryu, Dong-Ho Lee, Gyoung-tae Jin, Do-won Shun, Chang-Keun Yi +5 more | 2019-09-17 |
| 10403293 | Apparatus for encoding and decoding of integrated speech and audio | Tae Jin LEE, Seung-Kwon Baek, Min Je Kim, Dae Young JANG, Jeongil Seo +3 more | 2019-09-03 |
| 10307768 | Chemical looping combustor using magnetic oxygen carrier particles and loop seal equipped with magnetic separator | Ho-Jung Ryu, Keun Hee Han, Gyoung-tae Jin, Chang-Keun Yi, Do-won Shun +9 more | 2019-06-04 |
| 10272408 | Fluidized bed solid circulation system using pressure and density difference, fluidized bed reaction system having the same and solid circulation method | Ho-Jung Ryu, Doyeon Lee, Gyoung-tae Jin, Chang-Keun Yi, Dowon Shun +6 more | 2019-04-30 |
| 10239015 | Apparatus and method for separating carbon dioxide with self recycle loop | Jeong Gu Yeo, Jung-hyun Lee, Jong-ho Moon, Dahun Lee, Woong Jin Oh | 2019-03-26 |
| 10143986 | Fluidized bed system having sparger capable of minimizing blockage by solids and controlling method thereof | Ho-Jung Ryu, Dal-hee Bae, Sung-Ho Jo, Seung Yong Lee, Chang-Keun Yi +8 more | 2018-12-04 |