Inventor

Byong Deok Choi

Inventor

Seoul, KR

Overview

2010–2020

Patent span

Electricity

Primary field (CPC H)

Patents· 45 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 communication22%

G06FElectric digital data processing17%

G09CCiphering or deciphering apparatus for cryptographic or other purposes involving the need for secrecy17%

H01LSemiconductor devices8%

H10DInorganic electric semiconductor devices6%

H10WGeneric packages, interconnections, connectors or other constructional details of devices covered by class h106%

G09GArrangements or circuits for control of indicating devices using static means to present variable information5%

H03KPulse technique4%

G06KGraphical data reading3%

H04WWireless communication networks3%

PatentTitleYear

10,872,172Apparatus and method for processing digital value2020 10,848,328Apparatus and method for processing authentication information2020 10,846,440Security apparatus and operation method thereof2020 10,824,735Vehicle security network device and method for controlling same2020 10,778,679Secure semiconductor chip and operating method thereof2020 10,769,309Apparatus and method for generating identification key2020 10,771,268Apparatus and method for generating random digital value2020 10,659,232Message authentication apparatus and method based on public-key cryptosystems2020 10,658,311Device and method for generating identification key2020 10,629,548Device and method for generating identification key2020 10,629,549Device and method for generating identification key2020 10,423,067Apparatus and method for generating physical unclonable function by modifying photo mask of semiconductor process2019 10,263,781IC chip and authentication method for user authentication2019 10,235,540Apparatus and method for generating identification key2019 10,235,261Apparatus and method for testing randomness2019 10,224,295Device and method for generating identification key2019 10,224,296Device and method for generating identification key2019 10,193,701Apparatus and method for processing authentication information2019 10,134,691Apparatus and method for generating identification key2018 10,122,537Apparatus and method for generating random digital value2018 10,033,814Vehicle security network device and design method therefor2018 10,032,729Apparatus and method for generating identification key2018 10,002,262Device and method for generating identification key by using semiconductor process2018 9,996,836IC chip for preventing identification key leak and authorization method thereof2018 9,984,982Device and method for generating identification key2018 9,876,647Apparatus for providing PUF-based hardware OTP and method for authenticating 2-factor using same2018 9,859,228'Device and method for generating identification key'2018 9,812,050'Display driving device compensating for offset voltage and method thereof'2017 9,787,670'Apparatus and method for authentication between devices based on PUF over machine-to-machine communications'2017 9,729,334'Apparatus and method for generating digital value'2017 9,722,786'Apparatus and method for processing authentication information'2017 9,479,178'Digital counter'2016 9,397,826'Encryption device and method for defending a physical attack'2016 9,300,650'Information security system in smart mobile environment'2016 9,292,710'Apparatus and method for generating identification key'2016 9,214,944'Digital counter'2015 9,105,432'Apparatus and method for generating digital value'2015 9,014,371'Encryption device and method for defending a physical attack'2015 8,619,013'Digital-analog converter, data driver, and flat panel display device using the same'2013 8,125,475'Data driver and flat panel display using the same'2012 8,059,140'Data driver and flat panel display device using the same'2011 8,054,281'Level shifter and flat panel display using the same'2011 7,944,458'Digital-analog converter, data driver, and flat panel display device using the same'2011 7,868,805'Digital-Analog (D/A) converter and data driver and flat panel display using the D/A converter and data driver'2011 7,804,468'Data driver system and method, for use with a display device, having improved performance characteristics'2010

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2010–2020Patents assigned to IUCF HYU (5)· patent assignee history

2010–2020Based in Seoul, KR· patent location history

2011–2018Patents assigned to CHOI BYONG DEOK (7)· patent assignee history

2011–2012Based in Suwon-si, KR· patent location history

2015–2020Patents assigned to ICTK CO LTD (18)· patent assignee history

2015–2018Patents assigned to KIM DONG KYUE (5)· patent assignee history

2018–2020Patents assigned to ICTK HOLDINGS CO LTD (21)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
ICTK HOLDINGS CO LTD	21	2018–2020
ICTK CO LTD	18	2015–2020
CHOI BYONG DEOKself	7	2011–2018
IUCF HYU	5	2010–2020
KIM DONG KYUE	5	2015–2018

Locations

Location	Patents	Span
Seoul, KR	42	2010–2020
Suwon-si, KR	3	2011–2012