Issued Patents All Time
Showing 1–25 of 56 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11839847 | Air purifier filter | Hee Tae Yang, Sun Ho Lee, Mi Ra Kwon, Yu Min KIM | 2023-12-12 |
| 11605650 | Negative transconductance device and multi-valued inverter logic device using the same | Sung Joo Lee, Jeong-Ho Cho, Hyeon Je Son, Hae Ju CHOI, Min Je Kim | 2023-03-14 |
| 11362224 | Photodetector and method of manufacturing the photodetector | Sung Joo Lee, Seung-hyuk Choi, Jin Hong Park | 2022-06-14 |
| 10770419 | Apparatus and method for reducing volume of resource allocation information message in a broadband wireless communication system | Hee-Kwun Cho, In-Seok Hwang, June Moon, Chung-Ryul Chang, Soon-Young Yoon | 2020-09-08 |
| 10763233 | Apparatus and method for reducing volume of resource allocation information message in a broadband wireless communication system | Hee-Kwun Cho, In-Seok Hwang, June Moon, Chung-Ryul Chang, Soon-Young Yoon | 2020-09-01 |
| 10536215 | Device and method for time division duplex and frequency duplex carrier aggregation in wireless communication system | Hee-Kwang Lee, Il-Won Kwon, Jung-Ah Choi | 2020-01-14 |
| 10313004 | Signal exchange equipment and method for time division duplex and frequency division duplex carrier aggregation in wireless communication system | Hee-Kwang Lee, Il-Won Kwon, Seung-Joo Maeng, Jung-Ah Choi | 2019-06-04 |
| 10054921 | Apparatus and method for adaptively controlling a target system according to operating environment | In-Geol CHUN, Sung-Joo KANG, Jeong-Min Park | 2018-08-21 |
| 9860043 | Method and apparatus for transmitting/receiving channel quality information in a communication system using an orthogonal frequency division multiplexing scheme | Jee Hyun Kim, Jeong-Tae Oh, Hoon Huh, Soon-Young Yoon, Seung-Joo Maeng | 2018-01-02 |
| 9461784 | RRC message transmission method in wireless communication system | Hong Kyu Jeong, Byung-Suk Kim, Seung-Joo Maeng | 2016-10-04 |
| 9191860 | Apparatus and method for estimating size of map message in broadband wireless communication | Hee-Kwang Lee, Seung-Joo Maeng | 2015-11-17 |
| 9088980 | Apparatus and method for reducing volume of resource allocation information message in a broadband wireless communication system | Hee-Kwun Cho, In-Seok Hwang, June Moon, Chung-Ryul Chang, Soon-Young Yoon | 2015-07-21 |
| 8929227 | Method and apparatus for controlling uplink transmission power in wireless communication system | Neung-Hyung Lee, Nam Hoon Kim, Seung-Joo Maeng, Seung-Hyun Min, Sung-Soo Hwang | 2015-01-06 |
| 8854995 | Method and apparatus for transmitting/receiving channel quality information in a communication system using an orthogonal frequency division multiplexing scheme | Jee Hyun Kim, Jeong-Tae Oh, Hoon Huh, Soon-Young Yoon, Seung-Joo Maeng | 2014-10-07 |
| 8761680 | Apparatus and method for measuring channel quality by using ranging signal in broadband wireless communication system | Ik-Beom Lee, Ha-Young Yang, Sung-Kwon Jo | 2014-06-24 |
| 8744430 | Apparatus and method for eliminating an interference signal in a communication system | Myung-Kwang Byun, Jeong-Tae Oh, Sung-Kwon Jo | 2014-06-03 |
| 8638733 | Apparatus and method for estimating map size in a broadband wireless communication system | Hee-Kwang Lee, Choong-Chae Woo, Seung-Joo Maeng | 2014-01-28 |
| 8523558 | Injection mold | Si-Young Choi | 2013-09-03 |
| 8498353 | Apparatus and method for cyclic delay diversity in multiple-antenna wireless communication system | Jae-Hyok Lee, Sung-Kwon Jo | 2013-07-30 |
| 8462865 | Apparatus and method for transmitting a sub-channel signal in a communication system using an orthogonal frequency division multiple access scheme | Jae-Hee Cho, Soon-Young Yoon, Sang-Hoon Sung, Ji-Ho Jang, In-Seok Hwang +3 more | 2013-06-11 |
| 8451772 | Apparatus and method for supporting frequency rearrangement in wireless communication system | Young-Ky Kim, Il-Whan Kim, Seung-Joo Maeng | 2013-05-28 |
| 8254945 | Apparatus and method for allocating downlink burst in broadband wireless communication system | Hee-Kwang Lee, Seung-Joo Maeng | 2012-08-28 |
| 8204141 | Apparatus and method for cyclic delay diversity in multiple-antenna wireless communication system | Jae-Hyok Lee, Sung-Kwon Jo | 2012-06-19 |
| 8149957 | Apparatus and method for interference cancellation in a broadband wireless communication system | Jeong-Tae Oh, Myung-Kwang Byun, Seung-Joo Maeng | 2012-04-03 |
| 8116801 | Apparatus and method for controlling power in a communication system | Ik-Beom Lee, Seung-Joo Maeng, Ha-Young Yang | 2012-02-14 |