Yi-Chang Sung

Title: Yi-Chang Sung: Innovator in Semiconductor Technology

Introduction

Yi-Chang Sung is a prominent inventor based in Jhubei, Taiwan. He has made significant contributions to the field of semiconductor technology, holding a total of 3 patents. His work focuses on improving the efficiency and accuracy of wafer transfer systems, which are crucial in semiconductor manufacturing.

Latest Patents

One of Yi-Chang Sung's latest patents is the "Semiconductor wafer robot alignment system and method." This innovative system provides a method for aligning robotic wafer transfer systems. It involves a wafer cassette with slots covered in electrically conductive material, which communicates with a sensor to ensure proper alignment during wafer loading. The sensor detects the wafer's position and signals a controller to align the wafer transfer blade accordingly.

Another notable patent is the "Method to predict and identify defocus wafers." This method identifies defocus wafers by mapping the topography of each wafer in a batch using a level sensor apparatus. It calculates the focus spot deviation and converts it to a corresponding wafer stage set point. This ensures that the photo exposure module is accurately focused on each wafer, thereby identifying any defocus wafers in the batch.

Career Highlights

Yi-Chang Sung is currently employed at Taiwan Semiconductor Manufacturing Company Limited, a leading firm in the semiconductor industry. His work has been instrumental in advancing technologies that enhance the precision of wafer handling and processing.

Collaborations

Throughout his career, Yi-Chang has collaborated with notable colleagues, including Louie Liu and Li-Kong Turn. These collaborations have contributed to the development of innovative solutions in semiconductor technology.

Conclusion

Yi-Chang Sung's contributions to semiconductor technology through his patents and work at Taiwan Semiconductor Manufacturing Company Limited highlight his role as a key innovator in the field. His advancements in wafer alignment and defocus identification are paving the way for more efficient semiconductor manufacturing processes.