loadpatents
name:-0.033702850341797
name:-0.055202960968018
name:-0.0025730133056641
Hwang; Keun Chul Patent Filings

Hwang; Keun Chul

Patent Applications and Registrations

Patent applications and USPTO patent grants for Hwang; Keun Chul.The latest application filed is for "apparatus and method for transmitting signals using beam in wireless communication system".

Company Profile
2.63.53
  • Hwang; Keun Chul - Suwon-si KR
  • Hwang; Keun-Chul - Yongin-si KR
  • Hwang; Keun-Chul - Gyeonggi-do KR
  • - Yongin-si KR
  • Hwang; Keun-Chul - Seongnam-si N/A KR
  • Hwang; Keun-Chul - Segnam-si KR
  • Hwang; Keun-chul - Kwangju KR
  • Hwang; Keun-Chul - Seoul KR
*profile and listings may contain filings by different individuals or companies with the same name. Review application materials to confirm ownership/assignment.
Patent Activity
PatentDate
Apparatus and method for transmitting signals using beam in wireless communication system
Grant 10,849,128 - Choe , et al. November 24, 2
2020-11-24
Handover supporting scheme in cellular mobile communication system
Grant 10,455,463 - Hwang Oc
2019-10-22
Apparatus And Method For Transmitting Signals Using Beam In Wireless Communication System
App 20190182816 - CHOE; Balg Eum ;   et al.
2019-06-13
Apparatus and method for allocating resources in wireless communication system
Grant 9,913,274 - Choi , et al. March 6, 2
2018-03-06
Handover Supporting Scheme In Cellular Mobile Communication System
App 20160302113 - HWANG; Keun-Chul
2016-10-13
Apparatus and method for mitigating inter-cell interference in cellular communication system
Grant 9,253,787 - Choi , et al. February 2, 2
2016-02-02
Method And Apparatus For Managing Pairing Between Mobile Stations In Wireless Communication System
App 20150195834 - Ko; Jae-Yun ;   et al.
2015-07-09
Apparatus And Method For Allocating Resources In Wireless Communication System
App 20150131452 - Choi; Yun-Seok ;   et al.
2015-05-14
Apparatus and method for frequency offset estimation in mobile communication system
Grant 8,862,065 - Yoon , et al. October 14, 2
2014-10-14
Apparatus and method for controlling power in distributed multiple input multiple output wireless communication system
Grant 8,818,440 - Ko , et al. August 26, 2
2014-08-26
Methods and apparatuses for transmitting and receiving channel quality indicator (CQI) in broadband wireless communication system
Grant 8,804,669 - Suk , et al. August 12, 2
2014-08-12
Apparatus And Method For Mitigating Inter-cell Interference In Cellular Communication System
App 20140135029 - Choi; Yun-Seok ;   et al.
2014-05-15
Method and apparatus for pre-scheduling in closed-loop MU-MIMO antenna system
Grant 8,711,964 - Kang , et al. April 29, 2
2014-04-29
Multiple input multiple output communication system and communication method of adaptably transforming codebook
Grant 8,649,455 - Clerckx , et al. February 11, 2
2014-02-11
Apparatus and method for beamforming considering interference amount in broadband wireless communication system
Grant 8,626,069 - Chae , et al. January 7, 2
2014-01-07
Apparatus and method for transmitting and receiving uplink sounding signal in broadband wireless communication system
Grant 8,619,540 - Li , et al. December 31, 2
2013-12-31
Apparatus and method for transmitting and receiving uplink sounding signal in broadband wireless communication system
Grant 08619540 -
2013-12-31
Apparatus and method for transmitting channel sounding signal in wireless communication system
Grant 8,577,303 - Hwang , et al. November 5, 2
2013-11-05
Apparatus and method for uplink power control in wireless communication system
Grant 8,571,593 - Lee , et al. October 29, 2
2013-10-29
Method and system for transmitting/receiving data in a communication system
Grant 8,559,364 - Hwang , et al. October 15, 2
2013-10-15
Apparatus and method for transmitting feedback information in broadband wireless access system
Grant 8,553,793 - Chang , et al. October 8, 2
2013-10-08
Apparatus and method for transmitting/receiving data in a multi-antenna system, and system using the same
Grant 8,542,776 - Kim , et al. September 24, 2
2013-09-24
Apparatuses and methods for transmission and reception in a codebook based closed-loop (CL)-multiple input multiple output (MIMO) system
Grant 8,537,921 - Kim , et al. September 17, 2
2013-09-17
Apparatus and method for selecting transmission mode in multi-antenna system
Grant 8,515,369 - Chae , et al. August 20, 2
2013-08-20
Apparatus and method for precoding by midamble in multiple input multiple output wireless communication system
Grant 8,503,379 - Lee , et al. August 6, 2
2013-08-06
Apparatus and method for cooperative transmission/reception in wireless communication system
Grant 8,437,789 - Kim , et al. May 7, 2
2013-05-07
Apparatus and method for calibration for cooperative multiple input multiple output in a wireless communication system
Grant 8,422,426 - Ko , et al. April 16, 2
2013-04-16
Apparatus and method for beamforming using sector common antenna in wireless communication system
Grant 8,406,754 - Chae , et al. March 26, 2
2013-03-26
Apparatus and method for determining optimum integer perturbation vector of low complexity in multiple antenna system
Grant 8,358,718 - Lee , et al. January 22, 2
2013-01-22
Method and apparatus for allocating feedback channel in multiple antenna communication system
Grant 8,279,962 - Moon , et al. October 2, 2
2012-10-02
Apparatus and method for calibration in multi-antenna system
Grant 8,260,234 - Chae , et al. September 4, 2
2012-09-04
Receiving apparatus and method for interference cancellation in a wireless communication system
Grant 8,255,766 - Hwang , et al. August 28, 2
2012-08-28
Apparatus And Method For Transmitting/receiving Data In A Multi-antenna System, And System Using The Same
App 20120170674 - Kim; Sung-Jin ;   et al.
2012-07-05
Apparatus and method for removing interference in multiple antenna system
Grant 8,145,138 - Chae , et al. March 27, 2
2012-03-27
Method and system for allocating resource in a communication system
Grant 8,121,549 - Kim , et al. February 21, 2
2012-02-21
Apparatus and method for uplink channel sounding in a wireless communication system
Grant 8,121,537 - Hwang , et al. February 21, 2
2012-02-21
Apparatus and method for transmitting/receiving data in a multi-antenna system, and system using the same
Grant 8,111,782 - Kim , et al. February 7, 2
2012-02-07
Receiving apparatus and method in broadband wireless access system
Grant 8,077,627 - Chang , et al. December 13, 2
2011-12-13
Partial iterative detection and decoding apparatus and method in MIMO system
Grant 8,054,904 - Hwang , et al. November 8, 2
2011-11-08
Apparatus and method for interference cancellation in a wireless communication system
Grant 8,036,294 - Moon , et al. October 11, 2
2011-10-11
Apparatus And Method For Frequency Offset Estimation In Mobile Communication System
App 20110244807 - Yoon; Yon-Woo ;   et al.
2011-10-06
Iterative detection and decoding apparatus and method in MIMO system
Grant 8,027,401 - Hwang , et al. September 27, 2
2011-09-27
Method And Apparatus For Pre-scheduling In Closed-loop Mu-mimo Antenna System
App 20110188599 - Kang; Seung-Won ;   et al.
2011-08-04
Spatial multiplexing detection apparatus and method in MIMO system
Grant 7,978,798 - Hwang , et al. July 12, 2
2011-07-12
Apparatus And Method For Cooperative Transmission/reception In Wireless Communication System
App 20110098072 - KIM; Yong-Seok ;   et al.
2011-04-28
Apparatus and method for canceling interference in broadband wireless access system
Grant 7,894,543 - Chang , et al. February 22, 2
2011-02-22
Apparatus and method for generating log likelihood ratio in multiple-input multiple-output communication system
Grant 7,864,896 - Hwang , et al. January 4, 2
2011-01-04
Method and apparatus for receiving data in a communication system
Grant 7,848,464 - Hwang , et al. December 7, 2
2010-12-07
Apparatus And Method For Calibration For Cooperative Multiple Input Multiple Output In A Wireless Communication System
App 20100303015 - KO; Eun-Seok ;   et al.
2010-12-02
Apparatus and method for controlling power in distributed multiple input multiple output wireless communication system
App 20100261498 - Ko; Jae-Yun ;   et al.
2010-10-14
Apparatus and method for determining optimum integer perturbation vector of low complexity in multiple antenna system
App 20100254487 - Lee; Sung-Ho ;   et al.
2010-10-07
Apparatus and method for allocating sounding sequences in a broadband wireless communication system
App 20100246526 - Jing; Li ;   et al.
2010-09-30
Apparatus and method for receiving a signal in a communication system
Grant 7,768,984 - Lee , et al. August 3, 2
2010-08-03
Apparatus and method for transmitting and receiving uplink sounding signal in broadband wireless communication system
App 20100182898 - Li; Jing ;   et al.
2010-07-22
Log-likelihood ration (LLR) generating apparatus and method in Multiple Input Multiple Output (MIMO) antenna communication system
Grant 7,746,951 - Hwang , et al. June 29, 2
2010-06-29
Apparatus and method for iterative detection and decoding (IDD) in multi-antenna communication system
Grant 7,720,181 - Park , et al. May 18, 2
2010-05-18
Apparatus And Method For Uplink Power Control In Wireless Communication System
App 20100113077 - LEE; Sung-Ho ;   et al.
2010-05-06
Methods and apparatuses for transmitting and receiving channel quality indicator (CQL) in broadband wireless communication system
App 20100085931 - Suk; Won-Kyun ;   et al.
2010-04-08
Apparatuses And Methods For Transmission And Reception In A Codebook Based Closed-loop (cl)-multiple Input Multiple Output (mimo) System
App 20090274227 - KIM; Yong-Seok ;   et al.
2009-11-05
Apparatus And Method For Precoding By Midamble In Multiple Input Multiple Output Wireless Communication System
App 20090262694 - LEE; Sung-Ho ;   et al.
2009-10-22
Apparatus and method for beamforming considering interference amount in broadband wireless communication system
App 20090264087 - Chae; Heon-Ki ;   et al.
2009-10-22
Apparatus and method for removing interference in multiple antenna system
App 20090239472 - Chae; Heon-Ki ;   et al.
2009-09-24
Apparatus And Method For Transmitting Feedback Information In Broadband Wireless Access System
App 20090207887 - CHANG; Chung-Ryul ;   et al.
2009-08-20
Method And Apparatus For Allocating Feedback Channel In Multiple Antenna Communication System
App 20090190687 - MOON; June ;   et al.
2009-07-30
Apparatus And Method For Calibration In Multi-antenna System
App 20090191819 - CHAE; Heon-Ki ;   et al.
2009-07-30
Apparatus And Method For Channel Information Feedback In Multiple Antenna System
App 20090168911 - PARK; Sung-Woo ;   et al.
2009-07-02
Apparatus and method for interference cancellation in wireless communication system
App 20090061842 - Park; Sung-Woo ;   et al.
2009-03-05
Apparatus and method for beamforming using sector common antenna in wireless communication system
App 20080207194 - Chae; Heon-Ki ;   et al.
2008-08-28
Apparatus and method for transmitting channel sounding signal in wireless communication system
App 20080188186 - Hwang; Keun-Chul ;   et al.
2008-08-07
Apparatus and method for selecting transmission mode in multi-antenna system
App 20080188192 - Chae; Heon-Ki ;   et al.
2008-08-07
Receiving apparatus and method in a wireless communication system
App 20080168326 - Hwang; Keun-Chul ;   et al.
2008-07-10
Apparatus And Method For Canceling Interference In Broadband Wireless Access System
App 20080130803 - Chang; Chung-Ryul ;   et al.
2008-06-05
Apparatus and method for beamforming in a multiple-input multiple-output system
App 20080089432 - Park; Sung-Woo ;   et al.
2008-04-17
Apparatus and method for transmitting/receiving data in a multi-antenna system, and system using the same
App 20080056414 - Kim; Sung-Jin ;   et al.
2008-03-06
Method and apparatus for receiving data in a communication system
App 20080025442 - Hwang; Keun-Chul ;   et al.
2008-01-31
Apparatus and method for iterative detection and decoding in multiple antenna system
App 20070297496 - Park; Sung-Woo ;   et al.
2007-12-27
Apparatus And Method For Uplink Channel Sounding In A Wireless Communication System
App 20070280340 - Hwang; Keun-Chul ;   et al.
2007-12-06
Channel estimation apparatus and method for interference cancellation in mobile communication system
App 20070242782 - Han; Ki-Young ;   et al.
2007-10-18
Apparatus and method for generating log likelihood ratio in multiple-input multiple-output communication system
App 20070237272 - Hwang; Keun-Chul ;   et al.
2007-10-11
Iterative detection and decoding apparatus and method in MIMO system
App 20070230609 - Hwang; Keun-Chul ;   et al.
2007-10-04
Apparatus and method for measuring SINR in mobile communication system using preambles
App 20070217495 - Han; Ki-Young ;   et al.
2007-09-20
Apparatus and method for channel estimation in a wireless communication system
App 20070217533 - Hwang; Keun-Chul ;   et al.
2007-09-20
Apparatus and method for receiving a signal in a communication system
App 20070190945 - Lee; Joo-Hyun ;   et al.
2007-08-16
Method and system for transmitting/receiving data in a communication system
App 20070191015 - Hwang; Sung-Soo ;   et al.
2007-08-16
Apparatus and method for interference cancellation in a wireless communication system
App 20070183524 - Moon; June ;   et al.
2007-08-09
Apparatus and method for receiving a signal in a communication system
App 20070183544 - Lee; Joo-Hyun ;   et al.
2007-08-09
Method and system for allocating resource in a communication system
App 20070173198 - Kim; Yong-Seok ;   et al.
2007-07-26
Partial iterative detection and decoding apparatus and method in MIMO system
App 20070150797 - Hwang; Keun-Chul ;   et al.
2007-06-28
Apparatus and method for iterative detection and decoding (IDD) in multi-antenna communication system
App 20070133709 - Park; Sung-Woo ;   et al.
2007-06-14
Log-likelihood ration (LLR) generating apparatus and method in MIMO antenna communication system
App 20070127589 - Hwang; Keun-Chul ;   et al.
2007-06-07
Spatial multiplexing detection apparatus and method in MIMO system
App 20070032206 - Hwang; Keun-Chul ;   et al.
2007-02-08
Method for performing handover in a mobile communication system
App 20060281462 - Kim; Jong-In ;   et al.
2006-12-14
Closed loop transmit diversity method and apparatus using complex basis vector sets for antenna selection
Grant 7,116,723 - Kim , et al. October 3, 2
2006-10-03
Mobile communication apparatus including antenna array and mobile communication method
Grant 7,031,664 - Lee , et al. April 18, 2
2006-04-18
Mobile communication apparatus including antenna array and mobile communication method
App 20050153659 - Lee, Yong-Suk ;   et al.
2005-07-14
Wireless Communication system with feedback and method therefor
Grant 6,898,250 - Lee , et al. May 24, 2
2005-05-24
Transmission antenna diversity method, and base station apparatus and mobile station apparatus therefor in mobile communication system
App 20020018530 - Kim, Sung-jin ;   et al.
2002-02-14
Wireless Communication system with feedback and method therefor
App 20020006168 - Lee, Kwang-bok ;   et al.
2002-01-17

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