Issued Patents All Time
Showing 1–25 of 49 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9681455 | Methods for reducing interference in a communication system | Kai Yang, Doru Calin, Denis Rouffet, Simon Yiu | 2017-06-13 |
| 9654192 | Apparatus and method for channel feedback in multiple input multiple output system | Hyoung-Youl Yu, Yeon-Geun LIM, Young Woo Kwak, Hyo Jin Lee, Hyoung-Ju Ji +1 more | 2017-05-16 |
| 9425876 | Apparatus and method for channel feedback in multiple input multiple output system | Hyoung-Youl Yu, Yeon-Geun LIM, Min Soo SIM, Young Woo Kwak, Hyo Jin Lee +2 more | 2016-08-23 |
| 9048907 | Methods for reducing interference in communication systems | Doru Calin, Kai Yang, Simon Yiu | 2015-06-02 |
| 8798120 | Methods and communication systems having adaptive mode selection | Gustavo de Veciana, Hongseok Kim, Robert W. Heath, Jr. | 2014-08-05 |
| 8284863 | Apparatus and method for beamforming with limited feedforward channel in multiple input multiple output wireless communication system | In-Soo Hwang, Jong-Hyung Kwun, David Mazzarese, Robert W. Heath, Jr. | 2012-10-09 |
| 8217835 | Method and apparatus for beam-forming signal in multi user-MIMO wireless communication system | Eun-Seok Ko, Jong-Hyung Kwun, Sang Hyun Kim, Robert W. Heath, Jr. | 2012-07-10 |
| 8204142 | Precoder and precoding method in a multi-antenna system | In-Soo Hwang, Jong-Hyung Kwun, Sei-Joon Shim, Robert W. Heath, Jr. | 2012-06-19 |
| 8190209 | Apparatus and method for beamforming in a multiantenna multiuser communication system | Eun-Seok Ko, Jong-Hyung Kwun, David Mazzarese, Robert W. Heath, Jr. | 2012-05-29 |
| 8165533 | Apparatus and method for beamforming based on generalized eigen-analysis in multiple input multiple output wireless communication system | Robert W. Heath, Jr. | 2012-04-24 |
| 8050356 | Transmission apparatus and method for MIMO system | Seung-Hoon Nam, Chan-Soo Hwang, Jae-Hak Chung, Young-Ho Jung, Won-Il Roh | 2011-11-01 |
| 8050618 | Apparatus and method for transmission and reception in multiple input multiple output system with relay station | Jong-Hyung Kwun, Robert W. Heath, Jr., Taiwen Tang, Sung Hyun Cho | 2011-11-01 |
| 7970073 | Apparatus and method for transmitting/receiving data in multi-user multi-antenna communication system | David Mazzarese, Sung-Ryul Yun | 2011-06-28 |
| 7894858 | User selection apparatus and method for SDMA in a MIMO system | Kyun-Byoung Ko, Won-Il Roh, Jeong-Tae Oh, Jae-Ho Jeon, Seung-Joo Maeng | 2011-02-22 |
| 7826344 | Apparatus and method for transmitting pilot signal in a BWA communication system using transmit antennas | Jeong-Tae Oh, Won-Il Roh, Kyun-Byoung Ko, Seung-Joo Maeng, Jae-Ho Jeon +3 more | 2010-11-02 |
| 7801237 | Apparatus and method of space time frequency block code | Hong-sil Jeong, Sung-Ryul Yun, Won-Il Roh, Jeong-Tae Oh, Kyun-Byoung Ko +3 more | 2010-09-21 |
| 7787532 | Apparatus and method for multiuser detection in CDMA communication system | Kathiravetpillai Sivanesan, Marcos Katz | 2010-08-31 |
| 7764744 | Apparatus and method for extending number of antennas in a wireless communication system using multiple antennas | Soong-Yoon Choi, Gun-Chul Hwang, Seung-Hoon Nam | 2010-07-27 |
| 7746947 | Method and apparatus for transmitting/receiving data in a multiple-input multiple-output communication system | Sung Jin Kim, Ho-Jin Kim, Kwang-Bok Lee, Ki-Ho Kim, Hyoung-Woon Park +2 more | 2010-06-29 |
| 7729437 | Method and apparatus for space-time coding using lifting low density parity check codes in a wireless communication system | Hong-sil Jeong, Jae-Yoel Kim | 2010-06-01 |
| 7720173 | Apparatus and method for transmitting/receiving data in multi-user multi-antenna communication system | Mazzarese David | 2010-05-18 |
| 7673225 | Apparatus and method for transmitting/receiving data in a communication system using structured low density parity check code | Hong-sil Jeong, Dong-Seek Park, Jae-Yoel Kim, Young-Kyun Kim | 2010-03-02 |
| 7664192 | Apparatus and method for minimizing a PAPR in an OFDM communication system | Sung-Ryul Yun, Hong-sil Jeong, Dong-Seek Park, Won-Il Roh, Jae-Yoel Kim +3 more | 2010-02-16 |
| 7660607 | Method for supporting various multi-antenna schemes in BWA system using multiple antennas | Jeong-Tae Oh, Won-Il Roh, Kyun-Byoung Ko, Jae-Ho Jeon, Sung-Ryul Yun +2 more | 2010-02-09 |
| 7643853 | Apparatus and method for selecting an antenna in a communication system | Mikael Bergholz Knudsen, Gert Frølund Pedersen, Patrick Claus Friedrich Eggers, Do-Young Kim, Marcos Katz +4 more | 2010-01-05 |