Issued Patents All Time
Showing 51–75 of 84 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8374138 | Femtocell base station apparatus and self-configuring method thereof | Sung Cheol Chang, Chul Sik Yoon, Jee-Hwan Ahn, Young Jin Sang | 2013-02-12 |
| 8259644 | Method and apparatus for transmitting and receiving data in a communication system according to a location of a mobile station | Jin-Ghoo Choi, Sung-Yoon Jung, Sang-Boh Yun, Young Jin Sang, Jin-Bae Park +1 more | 2012-09-04 |
| 8140029 | Adaptive transmission and receiving method and device in wireless communication system with multiple antennas | Yun-Hee Kim, Sang Hyun Lee, Kyu-Jong Hwang, Kyung-Hi Chang | 2012-03-20 |
| 8117516 | Apparatus and method for signal transmission/reception in a communication system | Dong Ho Kim, Yung-Soo Kim, Tak-Ki Yu, Keum-Chan Whang, Hyo-Yol Park | 2012-02-14 |
| 7988775 | White rust inhibiting composition for aluminum parts | Ji Yong Lee, Dong Ho Kwak, Byung-Jun Jung, Sung Hyun Park, Chul Hee Hong | 2011-08-02 |
| 7969926 | System and method for transmitting/receiving signal in a communication system | Jin-Ghoo Choi, Sung-Yoon Jung, Seong-Lyun Kim, Young Jin Sang, Jung Min Park +1 more | 2011-06-28 |
| RE42098 | Adaptive transmission and receiving method and device in wireless communication system with multiple antennas | Yun-Hee Kim, Sang Hyun Lee, Kyu-Jong Hwang, Kyung-Hi Chang | 2011-02-01 |
| 7848296 | Apparatus and method for generating channel information and apparatus and method for adaptive transmission employing the same | Hee-Soo Lee, Jae Young Ahn, Young Jo Ko, Du-Ho Rhee | 2010-12-07 |
| 7792088 | Method for partitioning resource space, assigning physical channel, and allocating power in OFDMA-based cellular system | Jae Young Ahn | 2010-09-07 |
| 7764593 | Downlink signal configuring method and device in mobile communication system, and synchronization and cell searching method and device using the same | Jae Young Ahn, Yong-Soo Cho, Dong-Han Kim | 2010-07-27 |
| 7734988 | Method for puncturing a low density parity check code | Dong Ho Kim, Yung-Soo Kim, Ye-Hoon Lee, Myeon-Gyun Cho, Hyo-Yol Park +2 more | 2010-06-08 |
| 7680156 | System and method for transmitting random access data using orthogonal frequency division multiple access | Soo-Jung Jung, Byung-Han Ryu | 2010-03-16 |
| 7643566 | Apparatus and method for estimating frequency offset in orthogonal frequency division multiplexing system | Jong-Yoon Hwang, Keum-Chan Whang | 2010-01-05 |
| 7639660 | Apparatus for OFDMA transmission and reception for coherent detection in uplink of wireless communication system and method thereof | Yun-Hee Kim, Jae Young Ahn | 2009-12-29 |
| 7627050 | Adaptive transmitting and receiving device and method in wireless communication system using frequency division duplexing | Yun-Hee Kim, Jae Young Ahn | 2009-12-01 |
| 7542504 | Frequency hopping ofdma method using symbols of comb pattern | Kyung-Hi Chang, Yong-Soo Cho, Suk-Won Ha | 2009-06-02 |
| 7460466 | Apparatus and method for signal constitution for downlink of OFDMA-based cellular system | Sok-Kyu Lee, Kyung-Hi Chang | 2008-12-02 |
| 7453959 | Apparatus and method for erasure detection and soft-decision decoding in cellular system receiver | Yun-Hee Kim, Sang Hyun Lee, Jae Young Ahn | 2008-11-18 |
| 7430193 | Method and apparatus for embodying and synchronizing downlink signal in mobile communication system and method for searching cell using the same | Kyung-Hi Chang, Yong-Soo Cho, Tae Gon Kim | 2008-09-30 |
| 7395494 | Apparatus for encoding and decoding of low-density parity-check codes, and method thereof | Sang Hyun Lee, Yun-Hee Kim, Jae Young Ahn | 2008-07-01 |
| 7372927 | Digital filter for software-defined radio system, digital intermediate frequency signal processing apparatus having the digital filter, and method thereof | Sang Hyun Lee, Yun-Hee Kim, Kyung-Hi Chang | 2008-05-13 |
| 7177345 | Demodulating device and method for W-CDMA base station | — | 2007-02-13 |
| 7178081 | Simplified message-passing decoder for low-density parity-check codes | Sang Hyun Lee, Yun-Hee Kim, Kyung-Hi Chang | 2007-02-13 |
| 7123887 | Adaptive transmission and receiving method and device in wireless communication system with multiple antennas | Yun-Hee Kim, Sang Hyun Lee, Kyu-Jong Hwang, Kyung-Hi Chang | 2006-10-17 |
| 7103084 | Apparatus and method for searching preamble signal based on small search window | Il-Soon Jang, Kyoung Seok Lee, Sun-Sim Chun, Deuk-Su Lyu | 2006-09-05 |