Issued Patents in USA
 
  1. Jin Hyung Oh, Bang Chul Jung, Hu Jin, and Myung Sen Song, “Frame transmission system and method of interference alignment and controlling in multi-cell random access network,” Patent Number : US 9843949, Issue Date: Dec. 12. 2017.
  2. Dan Keun Sung, Bang Chul Jung, Hu Jin, and Ho Young Hwang, "Scheduler and scheduling method for transmitting data in MIMO based wireless LAN system," Patent Number: US8675510, Issue Date: Mar. 18. 2014.
  3. Dan Keun Sung, Young Ik Seo, Nah-Oak Song, Hu Jin, Changgi Cho, Hwang Soo Lee, "Method of resource allocation for orthogonal frequency division multiple access wireless system," Patent Number: 8085722, Issue Date: Dec. 27, 2011.        


Issued patents in Korea
 
  1. Hu Jin and JaYeong Kim, "Methods of estimating backlog size for unsaturated bidirectional CSMA system and apparatuses thereof," Patent Number:, Issue Date: Apr. 26, 2019. 
  2. Hu Jin and Jiyoung Cha, "Channel access method, communication terminal and communication system using the same," Patent Number: , Issue Date: Mar. 28, 2019.
  3. Jin Hyung Oh, Bang Chul Jung, Hu Jin, and Myung Sen Song, “System and method of interference alignment and controlling in multiple cell random access network,” Patent Number: 1682290, Issue Date: Nov. 28, 2016.
  4. Hu Jin, Bang Chul Jung, "Mobile communication system and method for scheduling cumulative distribution function based scheduling," Patent Number: 1568191, Issue Date: Nov. 5, 2015.
  5. Dan Keun Sung, Byoung Hoon Jung, Hu Jin, "Method of operating terminals and access point to maximize energy efficiency of wireless local area network," Patent Number: 10-1341669, Issue Date: Dec. 9, 2013.
  6. Dan Keun Sung, Raja Usman Akbar, Byoung Hoon Jung, Hu Jin, Hansung Leem, "Communication device using PHY layer header including destination MAC address and method using the device," Patent Number: 10-1258058, Issue Date: Apr. 18, 2013.
  7. Dan Keun Sung, Seonghwan Kim, Hu Jin, Tae Sung Choi, Inkyu Bang, "Method and apparatus for optimizing the persistent scheduling in two-hop relay networks," Patent Number: 10-1215958, Issue Date: Dec. 20, 2012.
  8. Dan Keun Sung, Young Ik Seo, Hu Jin, "Adaptive polling method for real-time traffic," Patent Number: 10-1079661, Issue Date: Oct. 28, 2011.
  9. Dan Keun Sung, Changgi Cho, Hu Jin, Nah-Oak Song, Hwang Soo Lee, "MCS selection apparatus and its method," Patent Number: 10-1060168, Issue Date: Sep. 26, 2011.
  10. Dan Keun Sung, Bang Chul Jung, Hu Jin, Ho Young Hwang, "Scheduler and scheduling method for transmitting data in MIMO based wireless LAN system," Patent Number: 10-1041681, Issue Data: Jun. 8, 2011.
  11. Dan Keun Sung, Young Ik Seo, Nah-Oak Song, Hu Jin, Changgi Cho, Hwang Soo Lee, "Method of resource allocation for orthogonal frequency division multiple access wireless system," Patent Number: 10-1019713, Issue Date: Feb. 25, 2011.
  12. Dan Keun Sung, Bang Chul Jung, Hu Jin, Ho Young Hwang, "Apparatus and method for determining minimum contention window size in multi-user MIMO based wireless LAN system," Patent Number: 10-0988145, Issue Date: Oct. 8, 2010.
  13. Dan Keun Sung, Bang Chul Jung, Hu Jin, Young Jun Hong, "Method and apparatus for random beamforming in multiple-input multiple-output wireless communication system," Patent Number: 10-0962120, Issue Date: Jun. 1, 2010.
  14. Dan Keun Sung, Ho Young Hwang, Seung Joon Kim, Bang Chul Jung, Hu Jin, "Wireless LAN apparatus based on multiple queues," Patent Number: 10-0853695, Issue Date: Aug. 18, 2008.
  15. Dan Keun Sung, Bang Chul Jung, Hu Jin, Ho Young Hwang, "Method of transmitting and receiving data in multi-input multi-output wireless local area network environment," Patent Number: 10-0818630, Issue Date: Mar. 26, 2008.