Yian Leng Chang

Title: **Innovator Spotlight: Yian Leng Chang**

Introduction

Yian Leng Chang is a notable inventor based in Sudbury, Massachusetts, who has made significant contributions to the field of imaging technology. With a total of four patents to his name, he is recognized for his inventive solutions that enhance the efficiency of locating complex objects in various imaging scenarios.

Latest Patents

Yian Leng Chang holds several patents, with his latest innovations focusing on advanced methods for inspecting and locating electronic components. One of his notable patents is titled "Method and apparatus for locating ball grid array packages from two-dimensional image data." This invention outlines a sophisticated apparatus that employs a feature finding processor to detect ball features and generate precise spatial relationships to position and align components accurately in physical space.

Another significant patent, "Object image search using sub-models," introduces a method for locating objects within a client region based on full geometric and sub-model representations. This innovative approach allows for efficient object recognition under varied imaging conditions, making it applicable in fields like electronic manufacturing where accuracy is critical.

Career Highlights

Yian Leng Chang is affiliated with Cognex Corporation, a leader in machine vision and image processing technology. His work at Cognex involves leveraging his expertise in object detection and image analysis to innovate solutions that can significantly improve automated inspection systems. With a focus on optimizing spatial relationships between electronic components, his contributions have the potential to streamline production processes in the electronics industry.

Collaborations

Chang has collaborated with esteemed colleagues Nigel John Foster and Jane Alice Loizeaux, both of whom contribute their own expertise in advancing imaging technologies. These collaborations have resulted in groundbreaking innovations and enhanced methodologies that benefit the entire organization and its clientele.

Conclusion

Yian Leng Chang is a prominent figure in the realm of imaging technology and object detection. His innovative patents and contributions at Cognex Corporation highlight his role in transforming how components are identified and aligned in manufacturing. Through his work, Chang continues to push the boundaries of technology, ensuring that electronic manufacturing processes become more accurate and efficient.