Inventor · disambiguated record
Keun-Chul Hwang
Also filed as: HWANG KEUN-CHUL
44 granted patents·11 pending applications·409 citations·filing 2001–2018
98Inventor score
Top patents by PatentIndex Score
55 records- 0197US7116723B2Closed loop transmit diversity method and apparatus using complex basis vector sets for antenna selectionSAMSUNG ELECTRONICS CO LTD·Filed 2001·Granted Oct 3, 2006·134 cites·19 claims
- 0295US8542776B2Apparatus and method for transmitting/receiving data in a multi-antenna system, and system using the sameKIM SUNG-JIN·Filed 2012·Granted Sep 24, 2013·20 cites·20 claims
- 0394US7746951B2Log-likelihood ration (LLR) generating apparatus and method in Multiple Input Multiple Output (MIMO) antenna communication systemSAMSUNG ELECTRONICS CO LTD·Filed 2006·Granted Jun 29, 2010·29 cites·17 claims
- 0493US8111782B2Apparatus and method for transmitting/receiving data in a multi-antenna system, and system using the sameKIM SUNG-JIN·Filed 2007·Granted Feb 7, 2012·22 cites·34 claims
- 0591US7720181B2Apparatus and method for iterative detection and decoding (IDD) in multi-antenna communication systemSAMSUNG ELECTRONICS CO LTD·Filed 2006·Granted May 18, 2010·23 cites·20 claims
- 0690US8619540B2Apparatus and method for transmitting and receiving uplink sounding signal in broadband wireless communication systemLI JING·Filed 2010·Granted Dec 31, 2013·12 cites·36 claims
- 0789US8358718B2Apparatus and method for determining optimum integer perturbation vector of low complexity in multiple antenna systemSAMSUNG ELECTRONICS CO LTD·Filed 2010·Granted Jan 22, 2013·11 cites·11 claims
- 0887US8054904B2Partial iterative detection and decoding apparatus and method in MIMO systemSAMSUNG ELECTRONICS CO LTD·Filed 2006·Granted Nov 8, 2011·13 cites·37 claims
- 0985US8649455B2Multiple input multiple output communication system and communication method of adaptably transforming codebookCLERCKX BRUNO·Filed 2009·Granted Feb 11, 2014·12 cites·23 claims
- 1083US8027401B2Iterative detection and decoding apparatus and method in MIMO systemSAMSUNG ELECTRONICS CO LTD·Filed 2006·Granted Sep 27, 2011·12 cites·13 claims
- 1182US7978798B2Spatial multiplexing detection apparatus and method in MIMO systemSAMSUNG ELECTRONICS CO LTD·Filed 2006·Granted Jul 12, 2011·10 cites·12 claims
- 1281US8571593B2Apparatus and method for uplink power control in wireless communication systemLEE SUNG-HO·Filed 2009·Granted Oct 29, 2013·8 cites·30 claims
- 1381US6898250B2Wireless Communication system with feedback and method thereforSAMSUNG ELECTRONICS CO LTD·Filed 2001·Granted May 24, 2005·23 cites·20 claims
- 1479US8121537B2Apparatus and method for uplink channel sounding in a wireless communication systemHWANG KEUN-CHUL·Filed 2007·Granted Feb 21, 2012·9 cites·15 claims
- 1577US8437789B2Apparatus and method for cooperative transmission/reception in wireless communication systemKIM YONG-SEOK·Filed 2010·Granted May 7, 2013·4 cites·28 claims
- 1675US7864896B2Apparatus and method for generating log likelihood ratio in multiple-input multiple-output communication systemSAMSUNG ELECTRONICS CO LTD·Filed 2007·Granted Jan 4, 2011·6 cites·18 claims
- 1774US8077627B2Receiving apparatus and method in broadband wireless access systemCHANG CHUNG-RYUL·Filed 2007·Granted Dec 13, 2011·6 cites·42 claims
- 1873US8260234B2Apparatus and method for calibration in multi-antenna systemCHAE HEON-KI·Filed 2009·Granted Sep 4, 2012·6 cites·10 claims
- 1973US7848464B2Method and apparatus for receiving data in a communication systemSAMSUNG ELECTRONICS CO LTD·Filed 2007·Granted Dec 7, 2010·5 cites·20 claims
- 2072US8818440B2Apparatus and method for controlling power in distributed multiple input multiple output wireless communication systemKO JAE-YUN·Filed 2010·Granted Aug 26, 2014·4 cites·24 claims
- 2171US8422426B2Apparatus and method for calibration for cooperative multiple input multiple output in a wireless communication systemKO EUN-SEOK·Filed 2010·Granted Apr 16, 2013·3 cites·42 claims
- 2271US8145138B2Apparatus and method for removing interference in multiple antenna systemCHAE HEON-KI·Filed 2009·Granted Mar 27, 2012·4 cites·20 claims
- 2371US7894543B2Apparatus and method for canceling interference in broadband wireless access systemSAMSUNG ELECTRONICS CO LTD·Filed 2007·Granted Feb 22, 2011·4 cites·20 claims
- 2470US8515369B2Apparatus and method for selecting transmission mode in multi-antenna systemCHAE HEON-KI·Filed 2008·Granted Aug 20, 2013·4 cites·25 claims
- 2569US7768984B2Apparatus and method for receiving a signal in a communication systemSAMSUNG ELECTRONICS CO LTD·Filed 2007·Granted Aug 3, 2010·4 cites·16 claims
- 2666US8626069B2Apparatus and method for beamforming considering interference amount in broadband wireless communication systemCHAE HEON-KI·Filed 2009·Granted Jan 7, 2014·3 cites·10 claims
- 2765US7031664B2Mobile communication apparatus including antenna array and mobile communication methodSAMSUNG ELECTRONICS CO LTD·Filed 2003·Granted Apr 18, 2006·8 cites·23 claims
- 2864US8279962B2Method and apparatus for allocating feedback channel in multiple antenna communication systemMOON JUNE·Filed 2009·Granted Oct 2, 2012·2 cites·19 claims
- 2961US8559364B2Method and system for transmitting/receiving data in a communication systemHWANG SUNG-SOO·Filed 2007·Granted Oct 15, 2013·2 cites·38 claims
- 3060US8503379B2Apparatus and method for precoding by midamble in multiple input multiple output wireless communication systemLEE SUNG-HO·Filed 2009·Granted Aug 6, 2013·1 cites·12 claims
- 3159US8577303B2Apparatus and method for transmitting channel sounding signal in wireless communication systemHWANG KEUN-CHUL·Filed 2008·Granted Nov 5, 2013·2 cites·21 claims
- 3258US8255766B2Receiving apparatus and method for interference cancellation in a wireless communication systemHWANG KEUN-CHUL·Filed 2008·Granted Aug 28, 2012·1 cites·16 claims
- 3355US9913274B2Apparatus and method for allocating resources in wireless communication systemSAMSUNG ELECTRONICS CO LTD·Filed 2014·Granted Mar 6, 2018·0 cites·20 claims
- 3454US8406754B2Apparatus and method for beamforming using sector common antenna in wireless communication systemCHAE HEON-KI·Filed 2008·Granted Mar 26, 2013·2 cites·20 claims
- 3552US9253787B2Apparatus and method for mitigating inter-cell interference in cellular communication systemSAMSUNG ELECTRONICS CO LTD·Filed 2013·Granted Feb 2, 2016·0 cites·20 claims
- 3650US8553793B2Apparatus and method for transmitting feedback information in broadband wireless access systemCHANG CHUNG-RYUL·Filed 2009·Granted Oct 8, 2013·0 cites·16 claims
- 3750US8537921B2Apparatuses and methods for transmission and reception in a codebook based closed-loop (CL)-multiple input multiple output (MIMO) systemKIM YONG-SEOK·Filed 2009·Granted Sep 17, 2013·0 cites·15 claims
- 3848US10455463B2Handover supporting scheme in cellular mobile communication systemSAMSUNG ELECTRONICS CO LTD·Filed 2014·Granted Oct 22, 2019·0 cites·16 claims
- 3948US8121549B2Method and system for allocating resource in a communication systemKIM YONG-SEOK·Filed 2007·Granted Feb 21, 2012·0 cites·21 claims
- 4048US8036294B2Apparatus and method for interference cancellation in a wireless communication systemSAMSUNG ELECTRONICS CO LTD·Filed 2007·Granted Oct 11, 2011·0 cites·6 claims
- 4146US2009168911A1Apparatus and method for channel information feedback in multiple antenna systemSAMSUNG ELECTRONICS CO LTD·Filed 2008·Application pending·0 cites
- 4245US2009061842A1Apparatus and method for interference cancellation in wireless communication systemSAMSUNG ELECTRONICS CO LTD·Filed 2008·Application pending·0 cites
- 4345US2007217533A1Apparatus and method for channel estimation in a wireless communication systemSAMSUNG ELECTRONICS CO LTD·Filed 2007·Application pending·0 cites
- 4445US2007190945A1Apparatus and method for receiving a signal in a communication systemSAMSUNG ELECTRONICS CO LTD·Filed 2007·Application pending·0 cites
- 4545US2007242782A1Channel estimation apparatus and method for interference cancellation in mobile communication systemSAMSUNG ELECTRONICS CO LTD·Filed 2007·Application pending·0 cites
- 4644US10849128B2Apparatus and method for transmitting signals using beam in wireless communication systemSAMSUNG ELECTRONICS CO LTD·Filed 2018·Granted Nov 24, 2020·0 cites·20 claims
- 4744US2008089432A1Apparatus and method for beamforming in a multiple-input multiple-output systemSAMSUNG ELECTRONICS CO LTD·Filed 2007·Application pending·0 cites
- 4843US2007217495A1Apparatus and method for measuring SINR in mobile communication system using preamblesSAMSUNG ELECTRONICS CO LTD·Filed 2007·Application pending·0 cites
- 4943US2007297496A1Apparatus and method for iterative detection and decoding in multiple antenna systemSAMSUNG ELECTRONICS CO LTD·Filed 2007·Application pending·0 cites
- 5042US8804669B2Methods and apparatuses for transmitting and receiving channel quality indicator (CQI) in broadband wireless communication systemSUK WON-KYUN·Filed 2009·Granted Aug 12, 2014·0 cites·36 claims
Showing the top 50 of 55 patent records by PatentIndex Score.
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →