Inventor
CHUN JOO-HWAN
KR13 patents
⚠️ This page may combine multiple inventors who share the name “CHUN JOO-HWAN”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
SAMSUNG ELECTRONICS CO LTD
8 patentsUS7483719B2Jan 27, 2009
Method for grouping transmission antennas in mobile communication system including multiple transmission/reception antennas
SAMSUNG ELECTRONICS CO LTD98 citations97
US7319685B2Jan 15, 2008
Method for assigning channels based on spatial division multiplexing in an orthogonal frequency division multiplexing system with multiple antennas
SAMSUNG ELECTRONICS CO LTD43 citations92
US9634750B2Apr 25, 2017
Beamforming method and apparatus for serving multiple users
SAMSUNG ELECTRONICS CO LTD8 citations79
US10389023B2Aug 20, 2019
Method and device for transmitting and receiving signal by using multiple beams in wireless communication system
SAMSUNG ELECTRONICS CO LTD2 citations71
US7974349B2Jul 5, 2011
Optimum perturbation apparatus and method in a multi-antenna multi-user communication system
SAMSUNG ELECTRONICS CO LTD4 citations62
US7532911B2May 12, 2009
Random beamforming method for a MIMO system
SAMSUNG ELECTRONICS CO LTD4 citations62
US10361765B2Jul 23, 2019
Apparatus and method for controlling array antenna device in communication system
SAMSUNG ELECTRONICS CO LTD1 citations59
US7706351B2Apr 27, 2010
Apparatus and method for transmitting an uplink signal in a mobile communication system using an OFDMA scheme
SAMSUNG ELECTRONICS CO LTD0 citations52
KIM EUN-YONG
2 patentsUS8520759B2Aug 27, 2013
Apparatus and method for detecting signal based on lattice reduction to support different coding scheme for each stream in multiple input multiple output wireless communication system
KIM EUN-YONG3 citations61
US8331423B2Dec 11, 2012
Relaying apparatus and method in wireless communication system
KIM EUN-YONG0 citations51