Jim Chih-Chiang Tseng

Title: Jim Chih-Chiang Tseng: Innovator in Semiconductor Testing Technologies

Introduction

Jim Chih-Chiang Tseng is a notable inventor based in Dublin, California. He has made significant contributions to the field of semiconductor testing, holding 2 patents that showcase his innovative approaches. His work primarily focuses on methods that enhance the efficiency and accuracy of testing semiconductor devices.

Latest Patents

One of Tseng's latest patents is a method of estimating channel bandwidth from a time domain reflectometer (TDR) measurement using rise time and maximum slope. This method allows for the determination of bandwidth from a single port TDR measurement, which is particularly useful when the channel is terminated in a short or an open circuit. The process involves several steps, including making a TDR measurement, determining the maximum slope of the reflection, and calculating the interpolated rise time. Ultimately, the bandwidth is calculated using a formula that relates bandwidth to rise time.

Another significant patent by Tseng is a method of manufacturing a probe card. This innovative approach involves prefabricating elements of the probe card assembly according to predefined designs. Once design data for a new semiconductor device is received, the prefabricated elements are selected and customized to build the probe card assembly. This method streamlines the manufacturing process and enhances the adaptability of probe cards for various semiconductor devices.

Career Highlights

Jim Chih-Chiang Tseng is currently employed at FormFactor, Inc., a company renowned for its advanced semiconductor testing solutions. His role at FormFactor allows him to apply his expertise in developing innovative testing methodologies that contribute to the efficiency of semiconductor manufacturing.

Collaborations

Throughout his career, Tseng has collaborated with notable colleagues, including Charles A. Miller and Gaetan L. Mathieu. These collaborations have fostered an environment of innovation and have led to advancements in semiconductor testing technologies.

Conclusion

Jim Chih-Chiang Tseng is a distinguished inventor whose work in semiconductor testing has led to significant advancements in the field. His innovative patents and contributions to FormFactor, Inc. highlight his commitment to improving testing methodologies. Tseng's expertise continues to influence the semiconductor industry positively.