James Joh Email & Phone Number

Austin, Texas, United States

Mixed-signal audio

Dallas, Texas, United States

• Analog Power Product (APP) - USB Type-C Power Delivery
• Designed and validated an overvoltage protection circuit with hysteresis range of 700mV for USB Type-C Power Delivery (PD) evaluation modules, providing a more robust feature to enable the extended power range mode of.
• Helped 20+ customers by completing schematic reviews, creating start-up manuals, and debugging system issues for USB PD.

Atlanta, Georgia, United States

• Exoskeleton and Prosthetic Intelligent Controls (EPIC) Lab - Powered Hip Exoskeleton
• Generated MATLAB and Excel VBA pipelines for spatiotemporal data analysis, finding bilateral powered assistance from hip exoskeletons improved walking speed for post-stroke individuals by 17.6% compared to walking.
• Developed a device using Raspberry Pi Zero W to provide auditory and vibratory biofeedback on the angle of the leg while walking, resulting in an increase in paretic… Show more Exoskeleton and Prosthetic Intelligent.
• Developed a device using Raspberry Pi Zero W to provide auditory and vibratory biofeedback on the angle of the leg while walking, resulting in an increase in paretic peak trailing limb angle by 49.7% compared to a.
• Designed and fabricated 10+ PCB cards with EAGLE to control and manage the robot's power and communication Show less

Atlanta, Georgia, United States

• ECE2031: Digital Design Laboratory
• Assisted and checked off 100+ students for their weekly labs, which cover schematic capture, logic simulation, and HDL-based logic synthesis on FPGAs in a PC-based CAD environment

Seal Beach, California, United States

• Boeing Commerical Airplane (BCA) - Maintenance Programs Engineering
• Managed 18 engineers in creating documents on maintenance and reliability for 8 commercial and defensive aircraft models.
• Streamlined data validation and conversion from an outdated platform to a new cloud software, finishing a 6-year project.
• Provided customer support and reduced wait time by 14% for airline operators of the 737, 747, and 757 airplane models.

Palm Bay, Florida, United States

• Space & Airborne Systems
• Designed a SpaceVPX test card that simulates the backplane for spacecraft connectors, meeting new regulatory standards.
• Led a multidisciplinary project to create a hardware block diagram connecting the FPGA, memory, power, and microcontroller.
• Routed high speed serial lanes to FPGA pins and placed components based on logical groupings for PCB design using Allegro.

Austin, Texas, United States

• Samsung Austin Semiconductor - CJ Tech
• Collected and analyzed machine data from photolithography machines inside the fab, ensuring production quality and status.
• Prepared and hosted training sessions with presentations about the semiconductor production process for 15+ engineers.

Austin, Texas Area

• Taught pairs of students during weekly private tutoring sessions
• Hosted a personal robotics summer camp (3 weeks, 10 students): agenda of building robots and programming missions with various sensors and variables
• Utilized LEGO MINDSTORMS EV3 kits for all lessons and activities.

• ReWire Lab
• Researched to develop an affordable single degree of freedom gait trainer for neurologically impaired individuals.
• Tested and activated IMU (inertial measurement unit) sensors and heart rate monitors to determine body functions.
• Collected and analyzed data of an able-bodied gait cycle.

Austin, Texas Area

• Taught robotics to a total of about 20 children (grades 3-5) in an afterschool enrichment class.
• Introduced fundamentals of mechanical design and programming.
• Utilized LEGO MINDSTORMS NXT and EV3 kits.

Master'S Degree, Electrical And Computer Engineering

Bachelor'S Degree, Electrical Engineering

Activities and Societies: Institute of Electrical and Electronics Engineers (IEEE), Denning Technology & Management (T&M) Program, Eta.

Minor In Engineering & Business

Minor In Robotics