Issued Patents All Time
Showing 26–50 of 63 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9210712 | Apparatus and method for controlling subcarrier spacing in a wireless communication system | Sung Hyun Hwang, Jung Sun UM, Hoi Yoon JUNG, Gwang Zeen KO, Chang-Joo Kim | 2015-12-08 |
| 9191964 | Method and apparatus for allocating operating channel priority between frequency sharing systems | Dong Hun Lee, Hyun Duk KANG | 2015-11-17 |
| 9191963 | Carrier aggregation apparatus for efficiently utilizing frequency resource of license band and shareable bands, and operation method thereof | Jae Cheol PARK, Sung Hyun Hwang, Jae Hyun Park, Jae-Ick Choi | 2015-11-17 |
| 9161243 | Coexistence management system for measuring channel information between spectrum sharing devices and method thereof | Hyun Duk KANG, Dong Hun Lee | 2015-10-13 |
| 9160432 | Cognitive radio base station and communication method thereof in multi-user multiple-input multiple output cognitive radio network system | Jae Hyun Park, Sung Hyun Hwang, Jung Sun UM, Hoi Yoon JUNG | 2015-10-13 |
| 9137053 | Apparatus and method of estimating channel in consideration of residual synchronization offset | Sung Hyun Hwang, Jung Sun UM, Sung Jin YOO, Myung Sun Song | 2015-09-15 |
| 9131514 | Method of allocating radio resources and apparatus of allocating radio resources in cognitive radio small-cell networks | Jae Cheol PARK, Kyu Min KANG, Sang-In Cho, Dong Hun Lee | 2015-09-08 |
| 9094836 | Method for calculating fairness index and method for allocating resources based on the fairness index in coexistence management system | Dong Hun Lee, Hyun Duk KANG | 2015-07-28 |
| 9071391 | Pilot transmitting apparatus and method for SC-FDMA system | Taegyun Noh, Minjoong Rim, Hyojin Lee, Hyun Kyu Chung | 2015-06-30 |
| 9031119 | Apparatus for wideband transmission and reception for multiband | Sang Won Kim | 2015-05-12 |
| 9025684 | Method for generating and transmitting a reference signal for uplink demodulation in a clustered DFT-spread OFDM transmission scheme | Young Jo Ko, Bang Won SEO, Jae Young Ahn | 2015-05-05 |
| 9002353 | Apparatus and method of calculating available channels considering priority in TVWS | Kyu Min KANG, Sang-In Cho, Jae Cheol PARK | 2015-04-07 |
| 8995409 | Communication method using a preamble to share characteristic information, method for generating the preamble, and communication system to which the methods are applied | Jung Sun UM, Sung Hyun Hwang, Hoi Yoon JUNG, Chang-Joo Kim, Gwang Zeen KO | 2015-03-31 |
| 8971168 | Carrier aggregation in wireless communications systems | Young Jo Ko, Tae Gyun Noh, Kyoung Seok Lee, Bang Won SEO, HeeSoo Lee | 2015-03-03 |
| 8964886 | Method and device for transmitting a preamble in a wireless communication system | Jung Sun UM, Sung Hyun Hwang, Sang Won Kim, Chang-Joo Kim | 2015-02-24 |
| 8942744 | White space use system with connecting cognitive signal | Sang-In Cho, Kyu Min KANG | 2015-01-27 |
| 8891662 | Reference symbol structure for DFT spread OFDM system | Bangwon Seo, Jae Young Ahn | 2014-11-18 |
| 8879672 | Signal compression apparatus and method for dynamic compressive sensing using sparsity information of input signal | Hoi Yoon JUNG, Sun Min Lim, Jae Hyun Park | 2014-11-04 |
| 8812037 | Method and apparatus for canceling introduced signal and cognitive radio communication apparatus using the same | Sang Won Kim, Sun Min Lim, Hoi Yoon JUNG | 2014-08-19 |
| 8737498 | Secondary transmitter included in cognitive radio communication system and communication method of the secondary transmitter | Jae Hyun Park, Sung Hyun Hwang, Jung Sun UM, Hoi Yoon JUNG, Jin Suk PAK +2 more | 2014-05-27 |
| 8718168 | Method of transmitting uplink DM-RS multiplexed with data in uplink MIMO transmission | Bangwon Seo, Young Jo Ko | 2014-05-06 |
| 8711724 | Method and apparatus for managing backup channel in multi-channel environment | Jin Suk PAK, Gwang Zeen KO, Sung-Jin You | 2014-04-29 |
| 8705644 | Method for generating and transmitting a reference signal for uplink demodulation in a clustered DFT-spread OFDM transmission scheme | Young Jo Ko, Bangwon Seo, Jae Young Ahn | 2014-04-22 |
| 8625508 | Apparatus and method for transmitting data using multiple antenna for single carrier frequency division multiple access system | Jae Young Ahn, Young Jo Ko, Bangwon Seo | 2014-01-07 |
| 8593936 | Carrier aggregation in wireless communication systems | Young Jo Ko, Tae Gyun Noh, Kyoung Seok Lee, Bang Won SEO, HeeSoo Lee | 2013-11-26 |