Edward P Hsieh

Title: Innovations by Edward P. Hsieh: A Pioneer in Circuit Board Diagnostics and Noise Management

Introduction

Edward P. Hsieh, an accomplished inventor based in Bedford Hills, NY, has made significant contributions to the fields of electrical engineering and circuit board diagnostics. With a total of two patents to his name, Hsieh's innovations focus on enhancing electronic systems' performance and testing capabilities.

Latest Patents

Edward P. Hsieh's latest patents showcase his ingenuity in addressing complex challenges in electronic circuits. One of his notable inventions is a method for identifying subsets of noise violators and contributors in package wiring. This innovative approach allows for the identification of a minimal subset of noise violator nets that can be removed to maintain a specified maximum noise level. His technique employs a weighted directed graphical representation where each net is represented as a vertex, providing a clear method to visualize and manage coupled noise effects.

Another commendable patent by Hsieh involves diagnostics of a board containing a plurality of hybrid electronics. This invention outlines a method and circuitry for in situ testing of components mounted on a circuit board. The process includes removing a component, replacing it with a testing circuit, and applying test patterns from the board's I/O pins. This methodology enables efficient testing of individual components directly from the board, improving diagnostic accuracy and functionality.

Career Highlights

Edward P. Hsieh is associated with the renowned International Business Machines Corporation (IBM), where he leverages his expertise to advance innovative circuit designs and testing procedures. His work at IBM emphasizes the importance of ensuring the reliability and efficiency of electronic components in modern technology.

Collaborations

Throughout his career, Hsieh has collaborated with esteemed colleagues such as Maurice T. McMahon and Henri D. Schnurmann. These partnerships have fostered a creative environment that contributes to the development of pioneering technologies in the field of electrical engineering.

Conclusion

In conclusion, Edward P. Hsieh exemplifies the spirit of innovation through his patents that address critical issues in circuit design and diagnostics. His contributions significantly enhance the performance of electronic systems, ensuring they operate efficiently and reliably. As a part of the IBM team, Hsieh continues to inspire future advancements in technology through his remarkable work.