Jongwoo Ryu

Jongwoo Ryu Email and Phone Number

Principle Engineer — SK Hynix @ Samsung Electronics
budapest, budapest, hungary
Jongwoo Ryu's Location
South Korea, Korea, Republic of
About Jongwoo Ryu

Memory interface timing and power expert with extensive experience validating and analyzing variety of mobile systems for improving system performance and reducing power consumption•Interface timing Optimization skills – measuring and optimizing memory interface timing for improving system performance and reducing power consumption with LPDDR4/5•Full Understanding of Memory Roadmap – understanding future memory roadmap for broaden DDR Bandwidth and low power such as Wide I/O vs LPDDR4 differences •Experience with measuring System Performance and memory latency – measuring system performance by changing memory and CPU Frequency to measure LPDDR3 bandwidth and Wide IO memory power consumption •Strong H/W debugging skills – resolving Board level issue which is related to DRAM and NAND Flash memory Failure with Mobile company( Apple, Samsung mobile ,China mobile company) •Memory Spec. and validation – understanding variety memory spec. such as DRAM,FLASH,SRAM..Etc. and experienced memory validation •Excellence of using electrical measurement tools – excellent using Tektronics and Agilent OSC(for SI) and logic Analyzer . Also using Power measurement tools and heat measurement tools •ADB and shell scripting , C language – Understanding and modifying ADB command and shell scripting. Understanding memory bootloader C code and being able to modify

Jongwoo Ryu's Current Company Details
Samsung Electronics

Samsung Electronics

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Principle Engineer — SK Hynix
budapest, budapest, hungary
Website:
samsung.com
Employees:
118428
Jongwoo Ryu Work Experience Details
  • Sk Hynix
    Principle Engineer
    Sk Hynix Jun 2015 - Present
  • Samsung Electronics
    Senior Engineer
    Samsung Electronics Feb 2003 - Present
    Samsung Electronics (Mobile division) March.2014 – Current, Suwon , KoreaH/W Application Eng’r – Developing Mobile H/W and overviewing Memory parts Samsung Electronics (Mobile division) Nov.2012 – March.2014, Suwon , KoreaDRAM H/W Application Eng’r – Analyzing memory performance and power with Galaxy model. Modeling correlation between mobile DRAM interface/density & performance impact on Samsung Android systemsSamsung Electronics (Memory division) Mar.2008 – Nov… Show more Samsung Electronics (Mobile division) March.2014 – Current, Suwon , KoreaH/W Application Eng’r – Developing Mobile H/W and overviewing Memory parts Samsung Electronics (Mobile division) Nov.2012 – March.2014, Suwon , KoreaDRAM H/W Application Eng’r – Analyzing memory performance and power with Galaxy model. Modeling correlation between mobile DRAM interface/density & performance impact on Samsung Android systemsSamsung Electronics (Memory division) Mar.2008 – Nov .2012, Suwon , KoreaDRAM H/W Application Eng’r – DRAM failure analysis and DRAM interface validation across dozens of systems worldwideSamsung Electronics (Memory division) Feb.2005 – Feb .2008, Suwon , KoreaNAND Flash and MCP Memory H/W Application Engineer - NAND Flash & MCP failure analysis (for over 100 mobile systems) for AP-memory interfaces Samsung Electronics (Memory division) Feb.2003 – Jan .2005, Suwon , KoreaHigh Speed SRAM and Network DRAM H/W Application Engineer - High speed SRAM and Network DRAM failure analysis (over 20 network systems) at interface timing between CPU and Memory Show less
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Jongwoo Ryu Skills

Dram Nand Flash Nor Flash Sram Signal Integrity Logic Analyzer Osilloscope Sockets Timing Analysis

Frequently Asked Questions about Jongwoo Ryu

What company does Jongwoo Ryu work for?

Jongwoo Ryu works for Samsung Electronics

What is Jongwoo Ryu's role at the current company?

Jongwoo Ryu's current role is Principle Engineer — SK Hynix.

What skills is Jongwoo Ryu known for?

Jongwoo Ryu has skills like Dram, Nand Flash, Nor Flash, Sram, Signal Integrity, Logic Analyzer, Osilloscope, Sockets, Timing Analysis.

Who are Jongwoo Ryu's colleagues?

Jongwoo Ryu's colleagues are Nil Gabani, Mitja Novak, Qusai A., Andrey Visochan, 유준성, Kang Wook Chun, Kevin Ter.

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