John Yeah Email & Phone Number

San Francisco Bay Area

San Francisco Bay Area

• Lead test and development engineer for advanced FPGA based RF beamforming channelizer payload used in communication satellite JCSAT-17; designing, automating, and optimizing verification/validation RF test systems and software• Reverse engineered existing complex FPGA beamformer due to lack of documentation, debugged random occurrence failure events and timing issues• Reduced complexity of legacy RF test setup (by optimizing RF waveguide and switch paths, reducing signal loss,… Show more • Lead test and development engineer for advanced FPGA based RF beamforming channelizer payload used in communication satellite JCSAT-17; designing, automating, and optimizing verification/validation RF test systems and software• Reverse engineered existing complex FPGA beamformer due to lack of documentation, debugged random occurrence failure events and timing issues• Reduced complexity of legacy RF test setup (by optimizing RF waveguide and switch paths, reducing signal loss, decreasing noise floor, removing unnecessary LNA) while improving overall test efficiency and reliability by over an order of magnitude• Established operational procedures and training staff on test methodologies and system operations Show less

• Designed, built, validated and optimized liquid helium cryogenic test systems to characterize semiconductor devices and analyze quantum device physics below one (1) Kelvin• Developed novel cryogenic semiconductor device test methods and mentored staff/scientists on concepts and procedures

Los Angeles Metropolitan Area

• Conducted cryogenic experiments to characterize semiconductor based quantum devices at less than four (4) Kelvin• Designed, optimized and automated measurement and test systems to improve data acquisition and analysis throughput (in both electronics hardware and C-like software)• Operated/maintained a variety of cryogenic systems and trained staff on system operations

Greater Los Angeles Area

• Assisted the transfer of optical holographic imaging technology from research to application• Developed solutions to overcome hardware limitations in the LUCAS optical platform that improved image quality and reduced scan time

Greater Los Angeles Area

• Developed simple-to-use programs for automated image acquisition/processing in optical systems using LabVIEW and MATLAB; improved research productivity by enabling experiments to be done 2 to 3 times faster• Instructed LabVIEW fundamentals and assisted students and scholars in the research group to develop their own programs• Troubleshooted and optimized existing hardware/software for experiment setups• Refereed Journal Paper Publication: S.O. Isikman, W. Bishara, U… Show more • Developed simple-to-use programs for automated image acquisition/processing in optical systems using LabVIEW and MATLAB; improved research productivity by enabling experiments to be done 2 to 3 times faster• Instructed LabVIEW fundamentals and assisted students and scholars in the research group to develop their own programs• Troubleshooted and optimized existing hardware/software for experiment setups• Refereed Journal Paper Publication: S.O. Isikman, W. Bishara, U. Sikora, O. Yaglidere, J. Yeah and A. Ozcan, "Field-portable Lensfree Tomographic Microscrope," DOI:10.1039/C1LC20127A, Lab Chip (2011) Show less

Greater Los Angeles Area

• Proctored for on-campus computer labs assisting students with general computing tasks• Provided solution for known UCLA campus-wide network print server issues for the residential computer labs• Awarded LCC of the month (October 2010) for outstanding service at resolving computer-related technical issues for students

Taiwan

• Performed fiber quality control by analyzing samples with fiber measurement systems• Assisted the development of an Automated Optical Barcode Tracking System for warehouse inventory tracking using LabVIEW; personal contribution reduced erroneous system detections by ~30% • Analyzed, translated, and summarized lab results, technical documents, and journals between English and Chinese, improving global client relations with lab engineers and the company• Fully entrusted… Show more • Performed fiber quality control by analyzing samples with fiber measurement systems• Assisted the development of an Automated Optical Barcode Tracking System for warehouse inventory tracking using LabVIEW; personal contribution reduced erroneous system detections by ~30% • Analyzed, translated, and summarized lab results, technical documents, and journals between English and Chinese, improving global client relations with lab engineers and the company• Fully entrusted with communicating technical Suntex product information to clients using self-designed PowerPoint presentations Show less