Bonggyu Choi

Title: Bonggyu Choi’s Contributions to Multilayer Ceramic Capacitor Technology.

Introduction

Bonggyu Choi is an inventor based in Suwon, South Korea, whose patent work focuses on multilayer ceramic capacitors and their manufacturing. He is associated with Samsung Electro-Mechanics and has 2 patents in the information provided.

Latest Patents

Choi’s listed patents address the design and production of external electrodes for multilayer ceramic capacitors.

“Multilayer ceramic capacitor and method of manufacturing the same” describes a capacitor body with alternating dielectric and internal electrode layers, along with protective cover portions. Its external electrodes have inner and outer layers. The inner layers contain 95 to 100 atom percent conductive metal and are 1 to 3 micrometers thick. The outer layers contain conductive metal and glass comprising aluminum oxide and silicon dioxide.

“Multilayer ceramic capacitor and manufacturing method thereof” describes an external electrode with a lower layer electrically connected to an internal electrode and an upper layer covering it. The lower layer’s glass contains more than 0 and up to 8 atom percent aluminum, while the upper layer’s glass contains 10 to 20 atom percent aluminum.

Career Highlights

The patent descriptions highlight Choi’s work on electrode-layer composition and structure, including the use of glass materials with specified aluminum content. These design details relate to the construction and manufacture of multilayer ceramic capacitors.

Collaborations

The supplied information identifies Jaehoon Bang and Youngah Song as Choi’s coworkers. It does not specify their roles in the listed patents.

Conclusion

Bonggyu Choi’s listed patent work at Samsung Electro-Mechanics centers on multilayer ceramic capacitor electrodes and manufacturing methods, with particular attention to layer structure and material composition.