Issued Patents All Time
Showing 25 most recent of 36 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10447437 | Method for assigning channels based on spatial division multiplexing in an orthogonal frequency division multiplexing system with multiple antennas | Eung Sun Kim, Jae-Hak Chung, Ho-Jin Kim, Joo-Hwan Chun, Kyung-Chun Lee +1 more | 2019-10-15 |
| 9391687 | Apparatus and method for minimizing errors by a cell edge user in a multi-cell communication system | Joo-Hyun Lee, Sunghwan Kim, Chung-Yong Lee, Myoung Seok Kim, Hoon-Dong Noh | 2016-07-12 |
| 9203554 | Apparatus and method for supporting distributed spatial multiplexing and distributed spatial diversity in multi-hop relay system | Oh-Soon Shin, Joo-Hyun Lee, Sang-Boh Yun, Young Hoon Kwon | 2015-12-01 |
| 8781516 | Apparatus and method for power control in broadband wireless access system | Yu-Suk Yun, Sung-Kwon Jo, Myung-Kwang Byun | 2014-07-15 |
| 8385446 | Receiving apparatus and method for maximum likelihood in a single carrier system | Jong Ho Lee, Joo-Hyun Lee, Sung Hwan Kim, Sung-Yoon Jung, Chungyong Lee +2 more | 2013-02-26 |
| 8204150 | Apparatus and method for reducing peak-to-average power ratio in a wireless communication system | Seung Hee Han, Sang-Boh Yun | 2012-06-19 |
| 8201030 | Method and apparatus for parallel structured Latin square interleaving in communication system | Seul-Ki Bae, Seung Hee Han, Hong-Yeop Song, Dae-Son Kim, Joon-Sung Kim | 2012-06-12 |
| 8195174 | Apparatus and method for allocating frequency resource in a communication system | Joo-Hyun Lee, Sang-Boh Yun, Dae Sik Hong, Tae Hoon Kwon | 2012-06-05 |
| 8189696 | Orthogonal frequency division multiplexing communication system, multi-hop system, relay station, and spatially layered transmission mode | Sang-Boh Yun, Joo-Hyun Lee, Dae Sik Hong, Hyung-Joon Song | 2012-05-29 |
| 8005031 | Apparatus and method for transmitting and receiving a signal in a wireless communication system | Tae-Won Yune, Gi-Hong Im, Eung Sun Kim, Jong-Hyung Kwun | 2011-08-23 |
| 7974349 | Optimum perturbation apparatus and method in a multi-antenna multi-user communication system | Seung-Hoon Nam, Myeon-Kyun Cho, Joo-Hwan Chun, Eun-Yong Kim | 2011-07-05 |
| 7916622 | Apparatus and method for allocating resources in mobile communication system | Sang-Boh Yun, Dae-Young Park, Jong-Soo Seo, Won-Kyu Paik | 2011-03-29 |
| 7912146 | Method and apparatus for transmitting data in a communication system | Eung Sun Kim, Jong-Hyung Kwun | 2011-03-22 |
| 7907913 | Apparatus and method for determining beamforming vector in a codebook-based beamforming system | Myeon-Kyun Cho, Seung-Hoon Nam, Jae-Yeun Yun, Yong-hoon Lee, Sae-Young Chung +1 more | 2011-03-15 |
| 7907573 | TSTD apparatus and method for a TDD CDMA mobile communication system | Hyun Woo Lee, Byung-Jae Kwak, Sung Jin Kim, Ju-Ho Lee, Yong-Suk Lee | 2011-03-15 |
| 7826517 | Inter-carrier interference cancellation method and receiver using the same in a MIMO-OFDM system | Eung Sun Kim, Jong-Hyun Kwun, Jong Bu Lim, Gi-Hong Im, Chan Ho Choi | 2010-11-02 |
| 7792201 | Apparatus and method for determining pilot pattern in a broadband wireless access communication system | Myeon-Kyun Cho, Won-Kyu Paik, Jong-Soo Seo | 2010-09-07 |
| 7706351 | Apparatus and method for transmitting an uplink signal in a mobile communication system using an OFDMA scheme | Cheol-Woo You, Eung Sun Kim, Joo-Hwan Chun, Kyung-Chun Lee, Yung-Soo Kim | 2010-04-27 |
| 7697486 | TSTD apparatus and method for a TDD CDMA mobile communication system | Hyun Woo Lee, Byung-Jae Kwak, Sung Jin Kim, Ju-Ho Lee, Yong-Suk Lee | 2010-04-13 |
| 7680200 | Transceiving apparatus and method using space-frequency block-coded single-carrier frequency domain equalization | Jong-Hyung Kwun, Eung Sun Kim, Gi-Hong Im, Hui-Chul Won, Jin Jang | 2010-03-16 |
| 7586992 | Apparatus and method for channel estimation and cyclic prefix reconstruction in an OFDM-STBC mobile communication system | Jong-Hyung Kwun, Eung Sun Kim, Gi-Hong Im, Hui-Chul Won | 2009-09-08 |
| 7535970 | Wireless communication apparatus and method for multiple transmit and receive antenna system using multiple codes | Chang Soon Park, Kwang-Bok Lee, Yung-Soo Kim, Sung Jin Kim | 2009-05-19 |
| 7532599 | Apparatus and method for allocating user in a multiple antenna mobile communication system supporting multi-user diversity | Eung Sun Kim, Jae Sang Ham, Chung-Yong Lee, Sei-Joon Shim, Kyeong Yeon Kim | 2009-05-12 |
| 7515902 | Velocity estimation apparatus in mobile communication environments | Goo-Hyun Park, Dae Sik Hong, Ye-Hoon Lee, Eung Sun Kim, Myeon-Gyun Cho | 2009-04-07 |
| 7483719 | Method for grouping transmission antennas in mobile communication system including multiple transmission/reception antennas | Eung Sun Kim, Jae-Hak Chung, Ho-Jin Kim, Joo-Hwan Chun, Kyung-Chun Lee +1 more | 2009-01-27 |