Haifeng Wang

Title: Haifeng Wang: Innovator in Optical Microscopy and Metrology

Introduction

Haifeng Wang is a notable inventor based in Singapore, recognized for his contributions to the fields of optical microscopy and metrology. With a total of 2 patents, he has made significant advancements that enhance measurement accuracy and imaging techniques.

Latest Patents

Wang's latest patents include "Angular averaging calibration on bare wafer metrology tools for ESFQR matching improvement." This patent describes methods and systems for generating a tool correction map by measuring surface heights of calibration wafers at multiple rotation angles. The process involves creating both a non-flipped and a flipped correction map, which are then averaged to produce a comprehensive tool correction map for calibrating thickness maps of test wafers.

Another significant patent is "Multimodal platform for nonlinear optical microscopy and microspectroscopy." This invention outlines a method for generating images using a multimodal nonlinear optical microscope. It details the use of a foundation femtosecond laser beam and the generation of coherent anti-Stokes Raman scattering (CARS) signals, which are crucial for advanced imaging techniques.

Career Highlights

Throughout his career, Haifeng Wang has worked with esteemed organizations such as the Purdue Research Foundation and Kla Corporation. His experience in these institutions has contributed to his expertise in metrology and optical technologies.

Collaborations

Wang has collaborated with notable professionals in his field, including Ji-Xin Cheng and Mikhail N Slipchenko. These partnerships have fostered innovation and development in his research endeavors.

Conclusion

Haifeng Wang's contributions to optical microscopy and metrology through his patents and collaborations highlight his role as a leading inventor in these fields. His work continues to influence advancements in measurement and imaging technologies.