About US
JKI specializes in high-speed memory test and measurement technologies.
Our portfolio includes protocol analyzers, testers, precision interposers, advanced software, and custom test systems that enable reliable validation of LPDDR, DDR, HBM, NAND, and future memory technologies.
Great Technology Starts with Great People
At JKI, collaboration, trust, and open communication drive our team.
We support each other, work as one team, and take pride in what we build together
Our Mission
To deliver total solutions for advanced memory test and validation through integrated equipment, interposers, software, and engineering services.
We don’t just sell test equipment - we deliver complete solutions for high-speed memory innovation
JKI Leadership
Thomas(YongHwan) Oh — President & COO
35+ years of semiconductor industry experience.
Intel/Altera(FAE Mgr),eASIC(CM),Broadcom(WW Sales),
Leads JKI’s overall business and customer solutions.
JK Kang — CTO & Founder
30+ years of semiconductor industry experience.
Samsung (DRAM AE/Product Planning), Unitest(Design Engineer)
Leads JKI’s technology development and advanced memory test solutions.
History of Company and Products
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Introduction of JLA520A DDR6/LPDDR6 Protocol Analyzer (Nov'2026)
2026
2022 - 2024
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Introduction JTS350F/450F NAND Engineering Tester 2.4Gbps/3.6Gbps
2020 - 2021
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Introduction of NAND Engineering Tester 1.2Gbps, Power Analyzer(PCM2), NAND Protocol Analyzer (2.4Gbps)
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Expansion of the Interposer Product Line
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2019 - Introduction of JLA420A DDR5/LP5 Protocol Analyzer, High Speed NAND BI Test
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2016 - Introduction of JLA320A DDR4/LP4 Protocol Analyzer
2016 - 2019
2013
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Introductin of DDR3/LPDDR3 Protocol Analyzer
2012
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JKI Founded