Issued Patents All Time
Showing 76–98 of 98 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7801088 | Synchronous orthogonal frequency division multiplexing receiving apparatus in multi-cell environment and method thereof | Jun Woo Kim, Jae-Gun Jung | 2010-09-21 |
| 7796577 | Method for designing operation schedules of FFT and MIMO-OFDM modem thereof | Jun Woo Kim, Jae-Gun Jung | 2010-09-14 |
| 7782966 | Demodulator of base station in orthogonal frequency division multiple access | Young Ha Lee | 2010-08-24 |
| 7782977 | Automatic gain control apparatus and method in orthogonal frequency division multiplexing | Yong Su Lee, Jun Woo Kim, Dae Ho Kim | 2010-08-24 |
| 7782989 | Apparatus and method for acquiring frame timing in communication system | Seung Jae BAHNG, Chang-Wahn Yu, Eon Young Hong | 2010-08-24 |
| 7765459 | Viterbi decoder and viterbi decoding method | Su-Chang Chae | 2010-07-27 |
| 7746966 | Method for automatic gain control before initial synchronization in OFDM system and apparatus thereof | Yong Su Lee, Jun Woo Kim, Young Jo Bang | 2010-06-29 |
| 7742391 | Apparatus and method for estimating frequency offset | Chang-Wahn Yu | 2010-06-22 |
| 7646749 | Downlink beamforming apparatus in OFDMA system and transmission apparatus including the same | Hyeong Sook Park, Kyung Yeol Sohn, Dae Ho Kim, Jun Woo Kim | 2010-01-12 |
| 7593754 | Receiving apparatus and receiving method of communication system with multiple antennas | Young Ha Lee | 2009-09-22 |
| 7515641 | Apparatus and method for processing ranging channel in orthogonal frequency division multiple access system | Chang-Wahn Yu, Kyung Yeol Sohn, Seung-Ku Hwang | 2009-04-07 |
| 7477190 | Smart antenna beamforming device in communication system and method thereof | Young Jo Bang, Young Ho Yun, Chang-Wahn Yu, Hyung-Rae Park | 2009-01-13 |
| 7428267 | Uplink channel estimation system for orthogonal frequency division multiple access system and method thereof | Young Ha Lee, Chang-Wahn Yu, Seung-Ku Hwang | 2008-09-23 |
| 7372893 | Device and method for compensating for phase distortion in base station of OFDMA-based cellular system | Young-Hoon Kim | 2008-05-13 |
| 7359366 | Uplink ranging system and method in OFDMA system | Young Ha Lee, Jun Woo Kim, Seung-Ku Hwang | 2008-04-15 |
| 7302022 | Automatic gain control device and method in orthogonal frequency division multiplexing system with DC offset compensation function, and recording medium storing program containing the method | Jun Woo Kim, Young Ha Lee, Chang-Wahn Yu, Dae Ho Kim | 2007-11-27 |
| 7221721 | Frequency offset calculation method using log transforms and linear approximation | Jun Woo Kim, Young Ha Lee, Young-Hoon Kim | 2007-05-22 |
| 7184409 | Blind rate detection method and device in asynchronous mobile communication system | Yong Su Lee, Seung-Chan Bang, Eui-Hoon Jeong, Ik-Soo Jin | 2007-02-27 |
| 7178085 | Encoder using low density parity check codes and encoding method thereof | Su-Chang Chae, Yong Su Lee, Jung Pil CHOI | 2007-02-13 |
| RE39275 | Hardware-efficient demodulator for CDMA adaptive antenna array systems | Kyung-Hi Chang, Hyung-Rae Park, Mun Geon Kyeong, Eung Soon Shin, Yang Gi Kang | 2006-09-12 |
| 6650911 | Sectored array antenna CDMA system for improved softer handoff | Yang Gi Kang, Mun Geon Kyeong, Kyung-Hi Chang, Seong-Rak KIM | 2003-11-18 |
| 6320899 | Two-dimensional demodulator in spread spectrum code division multiple access system with antenna array | Kyung-Hi Chang, Eung Soon Shin, Mun Geon Kyeong | 2001-11-20 |
| 6249251 | Hardware-efficient demodulator for CDMA adaptive antenna array systems | Kyung-Hi Chang, Hyung-Rae Park, Mun Geon Kyeong, Eung Soon Shin, Yang Gi Kang | 2001-06-19 |