Inventor

Won-Il Roh

Inventor

Yongin-si, KR

Overview

2008–2021

Patent span

Electricity

Primary field (CPC H)

Patents· 41 as inventor

Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.

H04Lprimary

H04LTransmission of digital information, e.g. telegraphic communication32%

H04WWireless communication networks32%

H04BTransmission23%

Y02DClimate change mitigation technologies in information and communication technologies [ict], i.e. information and communication technologies aiming at the reduction of their own energy use7%

Y02BClimate change mitigation technologies related to buildings, e.g. housing, house appliances or related end-user applications3%

B21JForging1%

H04JMultiplex communication1%

PatentTitleYear

11,012,918Apparatus and method for controlling a terminal accessing a base station in broadband wireless communication system2021 10,757,751Apparatus and method for optionally using secondary frequency assignment in a wireless communication system using multiple bands2020 10,506,495Apparatus and method for controlling a terminal accessing a base station in broadband wireless communication system2019 10,440,632Apparatus and method for controlling a terminal accessing a base station in broadband wireless communication system2019 10,419,925Method and device for managing mobility in IP based network2019 10,159,059System and method for transmitting and receiving a signal using multiple frequency bands in a wireless communication system2018 10,069,665Method and device for transmitting and receiving signal by using modulation techniques in wireless communication system2018 9,986,488Apparatus and method for controlling a terminal accessing a base station in broadband wireless communication system2018 9,961,716Apparatus and method for optionally using secondary frequency assignment in a wireless communication system using multiple bands2018 9,941,939Method and apparatus for transmitting or receiving RACH signal in beamforming system2018 9,622,144'Apparatus and method for routing data in mobile communication system'2017 9,401,833'Method and apparatus for transmitting/receiving signal in wireless communication system'2016 9,386,614'Apparatus and method for optimizing data-path in mobile communication network'2016 9,307,406'Apparatus and method for authenticating access of a mobile station in a wireless communication system'2016 9,300,517'Method and apparatus for transmitting/receiving signal in communication system'2016 9,288,091'Modulation method and apparatus with consideration of adaptive hybrid automatic repeat request in wireless communication system'2016 9,185,608'Apparatus and method for performing handover in wireless communication system'2015 8,848,630'Apparatus and method for supporting hybrid automatic repeat request for anonymously allocated bandwidth in broadband wireless communication system'2014 8,750,101'Apparatus and method for transmitting and receiving control information message in a communication system'2014 8,706,150'Method and apparatus for power control in a wireless communication system'2014 8,638,730'Apparatus and method for persistent allocation in a wireless communication system'2014 8,588,085'Method and apparatus for supporting idle mode of mobile station in wireless communication system'2013 8,571,554'Apparatus and method for managing connection identification in a communication system'2013 8,537,921'Apparatuses and methods for transmission and reception in a codebook based closed-loop (CL)-multiple input multiple output (MIMO) system'2013 8,521,166'System and method for transmitting and receiving a signal using multiple frequency bands in a wireless communication system'2013 8,355,357'Apparatus and method for admission control for service flow in broadband wireless access communication system using multi-hop relay scheme'2013 8,195,162'Apparatus and method for managing connection identification in a communication system'2012 8,149,777'Apparatus and method for optionally using secondary frequency assignment in a wireless communication system using multiple band'2012 8,050,356'Transmission apparatus and method for MIMO system'2011 7,961,678'Apparatus and method for transmitting and receiving connection identifier information in a communication system'2011 7,894,858'User selection apparatus and method for SDMA in a MIMO system'2011 7,826,344'Apparatus and method for transmitting pilot signal in a BWA communication system using transmit antennas'2010 7,801,237'Apparatus and method of space time frequency block code'2010 7,746,947'Method and apparatus for transmitting/receiving data in a multiple-input multiple-output communication system'2010 7,664,192'Apparatus and method for minimizing a PAPR in an OFDM communication system'2010 7,660,607'Method for supporting various multi-antenna schemes in BWA system using multiple antennas'2010 7,590,045'Apparatus and method for transmitting fast feedback information in a wireless communication system'2009 7,515,644'Apparatus and method for space-time-frequency block coding for increasing performance'2009 7,508,880'Apparatus and method for space-time-frequency block coding for increasing performance'2009 7,463,693'Apparatus and method for full-diversity, full-rate space-time block coding for two transmit antennas'2008 7,394,793'Method and apparatus for generating preambles in a broadband wireless communication system using multiple antennas'2008

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2008–2021Patents assigned to SAMSUNG ELECTRONICS CO LTD (38)· patent assignee history

2008–2021Based in Yongin-si, KR· patent location history

2012–2015Patents assigned to ROH WON-IL (12)· patent assignee history

2012–2015Patents assigned to SON JUNG-JE (5)· patent assignee history

2012–2013Patents assigned to KANG HYUN-JEONG (4)· patent assignee history

2012–2015Patents assigned to LEE SUNG-JIN (4)· patent assignee history

2016–2018Based in Gyeonggi-do, KR· patent location history

2018Based in Kyungki-do, KR· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
SAMSUNG ELECTRONICS CO LTD	38	2008–2021
ROH WON-ILself	12	2012–2015
SON JUNG-JE	5	2012–2015
KANG HYUN-JEONG	4	2012–2013
LEE SUNG-JIN	4	2012–2015

Locations

Location	Patents	Span
Yongin-si, KR	37	2008–2021
Gyeonggi-do, KR	3	2016–2018
Kyungki-do, KR	1	2018