Issued Patents All Time
Showing 1–25 of 27 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12272879 | Method and apparatus for estimating channel in communication system | Eun Young Choi, Song Noh, Kyung Sik Seo | 2025-04-08 |
| 10171221 | Scheduling method and apparatus of multi-antenna communication system, and method and apparatus for feeding-back channel quality indicator | Jun Hwan Lee, Juho PARK, Eun Young Choi, Young Jo Ko | 2019-01-01 |
| 10096907 | Antenna apparatus and method for handover using the same | Seung Eun Hong, Moon Sik LEE, Jun Hwan Lee, Eun Young Choi, Il Gyu KIM +1 more | 2018-10-09 |
| 10090905 | Method and apparatus for transmitting pilot in multi-antenna communication system, and method and apparatus for allocating pilot in multi-antenna communication system | Jun Hwan Lee, Juho PARK, Joonwoo SHIN, Eun Young Choi | 2018-10-02 |
| 9907093 | Method and apparatus for random access in communications system | Juho PARK, Jun Hwan Lee, Eun Young Choi, Young Jo Ko, Seung-Chan Bang | 2018-02-27 |
| 9570815 | Antenna apparatus and method for handover using the same | Seung Eun Hong, Moon Sik LEE, Jun Hwan Lee, Eun Young Choi, II Gyu KIM +1 more | 2017-02-14 |
| 9113465 | Method and apparatus of resource allocation for machine type communication device, method and apparatus for receiving data for machine type communication | Moon Sik LEE, Jun Hwan Lee, Il Gyu KIM | 2015-08-18 |
| 9094987 | Method for generating random access signal of machine type communication device using narrow bandwidth | Moon Sik LEE, Jun Hwan Lee, Seung Nam CHOI, Il Gyu KIM | 2015-07-28 |
| 8805283 | Inter-cell interference relief method | Choong Il Yeh, Seung Joon Lee, Byung-Jae Kwak, Ji Hyung Kim, Dong Seung Kwon | 2014-08-12 |
| 8774086 | Beamforming method using multiple antennas | Dong Seung Kwon | 2014-07-08 |
| 8743998 | Device for generating codebook, method for generating codebook, and method for transmitting data | DongSeung Kwon, Byung-Jae Kwak, Choongil Yeh, Ji Hyung Kim, Wooram Shin +2 more | 2014-06-03 |
| 8718155 | Pilot design method, recording medium, and transmission apparatus | Ji Hyung Kim, Dong Seung Kwon | 2014-05-06 |
| 8654876 | Transmitting apparatus in multiple input multiple output system | Choongil Yeh, Dong Seung Kwon, Min Sik Seo, Joondoo Kim, Jiwon Kang +1 more | 2014-02-18 |
| 8625688 | Precoding method and device | Choongil Yeh, Min Sik Seo, Dong Seung Kwon, Joon-doo Kim, Chungyong Lee +1 more | 2014-01-07 |
| 8606312 | Method for controlling transmission power in cellular system | Dong Seung Kwon | 2013-12-10 |
| 8571123 | Apparatus and method for mapping symbol | DongSeung Kwon, Byung-Jae Kwak, Choongil Yeh, Seung Joon Lee, Jihyung Kim +4 more | 2013-10-29 |
| 8553747 | Method for connecting base station and repeater for spatial division multiple access and repeating method thereof | Dong Seung Kwon | 2013-10-08 |
| 8537917 | Apparatus and method for mapping symbol | Dong Seung Kwon, Byung-Jae Kwak, Bum-Soo Park, Choong Il Yeh, Seung Joon Lee +1 more | 2013-09-17 |
| 8526531 | Apparatus and method for selection of precoding matrix | Dong Seung Kwon, Byung-Jae Kwak, Seung Joon Lee, Ji Hyung Kim, Choong Il Yeh +3 more | 2013-09-03 |
| 8509336 | Transmitting/receiving method for multi-user multiple-input multiple-output system | Choong Il Yeh, In-Kyeong Choi, Seung Joon Lee, Byung-Jae Kwak, Ji Hyung Kim +4 more | 2013-08-13 |
| 8347172 | Method for decoding using dynamic scheduling scheme for low density parity check codes and apparatus thereof | Dong Seung Kwon, Choongil Yeh, Min Sik Seo, Byung-Jae Kwak, Ji Hung KIM +4 more | 2013-01-01 |
| 8340001 | System and method for spatial division multiple access using wireless repeater having single transmitting/receiving antenna | Dong Seung Kwon | 2012-12-25 |
| 8121212 | Transmitting apparatus and method, and receiving apparatus and method in multple antenna system | Dong Seung Kwon, Seung Joon Lee, Jong-Ee Oh, Chungyong Lee, Myeong-Cheol Shin | 2012-02-21 |
| 8121208 | Multi-input multi-output system for enhancing transmission performance | Seong Rag Kim, In-Kyeong Choi, Choong Il Yeh, Seung Joon Lee, Hyoung-Soo Lim +7 more | 2012-02-21 |
| 7920646 | Method for selecting switched beam using pilot signal and system thereof | Choong Il Yeh, In-Kyeong Choi, Dong Seung Kwon | 2011-04-05 |