Inventor
ROH WON-IL
KR43 patents
⚠️ This page may combine multiple inventors who share the name “ROH WON-IL”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
SAMSUNG ELECTRONICS CO LTD
28 patentsUS7508880B2Mar 24, 2009
Apparatus and method for space-time-frequency block coding for increasing performance
SAMSUNG ELECTRONICS CO LTD45 citations92
US9941939B2Apr 10, 2018
Method and apparatus for transmitting or receiving RACH signal in beamforming system
SAMSUNG ELECTRONICS CO LTD13 citations84
US9300517B2Mar 29, 2016
Method and apparatus for transmitting/receiving signal in communication system
SAMSUNG ELECTRONICS CO LTD8 citations84
US8050356B2Nov 1, 2011
Transmission apparatus and method for MIMO system
SAMSUNG ELECTRONICS CO LTD8 citations84
US7961678B2Jun 14, 2011
Apparatus and method for transmitting and receiving connection identifier information in a communication system
SAMSUNG ELECTRONICS CO LTD7 citations84
US7664192B2Feb 16, 2010
Apparatus and method for minimizing a PAPR in an OFDM communication system
SAMSUNG ELECTRONICS CO LTD12 citations84
US7660607B2Feb 9, 2010
Method for supporting various multi-antenna schemes in BWA system using multiple antennas
SAMSUNG ELECTRONICS CO LTD13 citations84
US7590045B2Sep 15, 2009
Apparatus and method for transmitting fast feedback information in a wireless communication system
SAMSUNG ELECTRONICS CO LTD13 citations84
US7394793B2Jul 1, 2008
Method and apparatus for generating preambles in a broadband wireless communication system using multiple antennas
SAMSUNG ELECTRONICS CO LTD10 citations84
US7515644B2Apr 7, 2009
Apparatus and method for space-time-frequency block coding for increasing performance
SAMSUNG ELECTRONICS CO LTD6 citations74
US11558806B2Jan 17, 2023
Apparatus and method for controlling a terminal accessing a base station in broadband wireless communication system
SAMSUNG ELECTRONICS CO LTD1 citations73
US11012918B2May 18, 2021
Apparatus and method for controlling a terminal accessing a base station in broadband wireless communication system
SAMSUNG ELECTRONICS CO LTD3 citations73
US9288091B2Mar 15, 2016
Modulation method and apparatus with consideration of adaptive hybrid automatic repeat request in wireless communication system
SAMSUNG ELECTRONICS CO LTD5 citations73
US8355357B2Jan 15, 2013
Apparatus and method for admission control for service flow in broadband wireless access communication system using multi-hop relay scheme
SAMSUNG ELECTRONICS CO LTD2 citations63
US7801237B2Sep 21, 2010
Apparatus and method of space time frequency block code
SAMSUNG ELECTRONICS CO LTD5 citations63
US7463693B2Dec 9, 2008
Apparatus and method for full-diversity, full-rate space-time block coding for two transmit antennas
SAMSUNG ELECTRONICS CO LTD2 citations63
US11778537B2Oct 3, 2023
Apparatus and method for controlling a terminal accessing a base station in broadband wireless communication system
SAMSUNG ELECTRONICS CO LTD0 citations62
US7894858B2Feb 22, 2011
User selection apparatus and method for SDMA in a MIMO system
SAMSUNG ELECTRONICS CO LTD2 citations62
US10506495B2Dec 10, 2019
Apparatus and method for controlling a terminal accessing a base station in broadband wireless communication system
SAMSUNG ELECTRONICS CO LTD0 citations52
US10159059B2Dec 18, 2018
System and method for transmitting and receiving a signal using multiple frequency bands in a wireless communication system
SAMSUNG ELECTRONICS CO LTD1 citations52
US10069665B2Sep 4, 2018
Method and device for transmitting and receiving signal by using modulation techniques in wireless communication system
SAMSUNG ELECTRONICS CO LTD0 citations52
US9401833B2Jul 26, 2016
Method and apparatus for transmitting/receiving signal in wireless communication system
SAMSUNG ELECTRONICS CO LTD1 citations52
US9622144B2Apr 11, 2017
Apparatus and method for routing data in mobile communication system
SAMSUNG ELECTRONICS CO LTD0 citations51
US9386614B2Jul 5, 2016
Apparatus and method for optimizing data-path in mobile communication network
SAMSUNG ELECTRONICS CO LTD0 citations51
US9307406B2Apr 5, 2016
Apparatus and method for authenticating access of a mobile station in a wireless communication system
SAMSUNG ELECTRONICS CO LTD0 citations51
US7826344B2Nov 2, 2010
Apparatus and method for transmitting pilot signal in a BWA communication system using transmit antennas
SAMSUNG ELECTRONICS CO LTD0 citations42
US7746947B2Jun 29, 2010
Method and apparatus for transmitting/receiving data in a multiple-input multiple-output communication system
SAMSUNG ELECTRONICS CO LTD0 citations42
US10419925B2Sep 17, 2019
Method and device for managing mobility in IP based network
SAMSUNG ELECTRONICS CO LTD0 citations41
KANG HYUN-JEONG
3 patentsUS8149777B2Apr 3, 2012
Apparatus and method for optionally using secondary frequency assignment in a wireless communication system using multiple band
KANG HYUN-JEONG9 citations84
US8588085B2Nov 19, 2013
Method and apparatus for supporting idle mode of mobile station in wireless communication system
KANG HYUN-JEONG6 citations73
US8521166B2Aug 27, 2013
System and method for transmitting and receiving a signal using multiple frequency bands in a wireless communication system
KANG HYUN-JEONG5 citations73
UNWIRED PLANET INTERNATIONAL LTD
2 patentsUS10757751B2Aug 25, 2020
Apparatus and method for optionally using secondary frequency assignment in a wireless communication system using multiple bands
UNWIRED PLANET INTERNATIONAL LTD1 citations72
US11147119B2Oct 12, 2021
Apparatus and method for optionally using secondary frequency assignment in a wireless communication system using multiple bands
UNWIRED PLANET INTERNATIONAL LTD0 citations62
OH CHANG-YOON
2 patentsJANG JAE-HYUK
2 patentsUS9185608B2Nov 10, 2015
Apparatus and method for performing handover in wireless communication system
JANG JAE-HYUK2 citations63
US8848630B2Sep 30, 2014
Apparatus and method for supporting hybrid automatic repeat request for anonymously allocated bandwidth in broadband wireless communication system
JANG JAE-HYUK0 citations48