Experience

Work Experience

• Alpine Optoelectronics, USA
  • Senior silicon photonics design engineer, Alpine Engineering and R&D department, May 2023 - Present, Fremont, CA
  • Reporting to: David Zheng, Tongqing Wang
  • Sipho device design: Model, design, and test photonic passive/active devices for next-generation optical interconnect products.
• Meta Platforms, USA
  • Hardware Engineer Intern, Meta infrastructure, Optical Technologies AI/HPC systems, May 2022 - Aug 2022, Menlo park, CA
  • Reporting to: Thang Pham, James Stewart
  • High-speed electrical host compliance test： Worked on module stressed input tests for 2x400G optical modules
  • Sipho device design: Built a fully-automated design flow to run FDTD/MODE simulations on Lumerical using Python APIs. Designed photonic devices using foundry process files.
  • 2x400G module HTX setting: Worked on unifying host TX settings for 2x400G optical modules.

Research Experience

• University of Texas at Austin, USA
  • Research Assistant, ECE department, University of Texas at Austin, Sept 2018 - May 2023, Austin, TX
  • Photonic neural chip： Worked on photonic neural chip tape-out for novel optical neural network(ONN) architectures using Advanced Micro Foundry (AMF); collaborated on the full-stack schematic design, layout, validation, tape-out of photonic neural chips using Lumerical Interconnect, Synopsys optodesigner, and PyTorch. Testing the performance of the photonic neural chip.
  • Electronic-photonic digital computing chip： Worked on electronic-photonic digital computing chip tape-out for photonic logic functional units using AIM photonics; worked on the design, layout, validation, tape-out, performance evaluation, and high-speed measurement of the digital computing circuits. Proposed and experimentally demonstrated the photonic version of comparator, multiplexer/demultiplexer and decoder.
  • Electronic-photonic digital full adder: Collaborated on the architecture design, high-speed measurement, and performance evaluation of an electronic-photonic full adder fabricated by AIM photonics. Collaborated on proposing the idea of electronic-photonic arithmetic logic unit.
  • Modeling of silicon photonic modulators： Investigated high-speed properties of the microresonator-based modulators and evaluated their effects on optical digital computing. Provided the solutions to increase the optical bandwidth of the microresonator-based modulators and the accuracy of the optical computing circuits.
• Nanjing University, Nanjing, China
  • Undergraduate research student, College of Engineering and Applied Sciences, Nanjing University, May 2016 - July 2018, Nanjing, China
  • Arbitrary Complex Brag Grating Waveguide: Developed and optimized codes to design the arbitrary complex Brag grating waveguide using inverse-design algorithms. Improved the simulation time complexity and scale down the size of the structure. Improved the simulation accuracy.
  • Optical and electrical performance evaluation of a P-I-N-based optical modulator : Analyzed the impedance and modulation performance of a P-i-N-diode-based electrooptical modulator under high modulation frequency using Lumerical DEVICE and MODE.

Awards and Honors

• Winner at Robert S. Hilbert Memorial Optical Design Competition, Jul 2022
• Best Paper Award, 25th ACM/IEEE Asian and South Pacific Design Automation Conference (ASP-DAC), Jan 2020
• Provost’s International Graduate Excellence Fellowship. UT Austin, 2018-2021
• Zheng Gang Scholarship. Nanjing University, 2017
• Dalian Institute of Chemical Physics, Chinese Academy of Sciences’ Scholarship. 2016
• Top-notch Program Scholarship. Nanjing University 2015 - 2017