Kah Yuen Kam

Title: Innovations of Kah Yuen Kam in Magnetic Read/Write Technology

Introduction

Kah Yuen Kam is an accomplished inventor based in San Jose, California. He has made significant contributions to the field of magnetic read/write technology, particularly through his innovative designs that enhance the performance and accuracy of data storage devices. His work has been instrumental in advancing the capabilities of micro-actuators used in hard drives.

Latest Patents

Kah Yuen Kam holds a patent for an "Active Fly Height Control Crown Actuator." This micro-actuator features a piezoelectric motor mounted on a flexure tongue with offsetting hinges, allowing for precise positioning of the magnetic read/write head. The design significantly improves the frequency response, enhancing the performance and accuracy of track-follow control. The simplicity of this enhanced micro-actuator design leads to manufacturing efficiency, enabling high-volume and low-cost production. The actuator is strategically placed between a flexure tongue and a slider to actively control the fly height of the magnetic read/write head. This innovation compensates for thermal expansion, preventing unintended fly height positions and ensuring data integrity.

Career Highlights

Kah Yuen Kam is currently employed at Western Digital (Fremont), Inc., where he continues to develop cutting-edge technologies in data storage. His work has led to reduced altitude sensitivity, improved ABS tolerances, and minimized stiction in magnetic read/write heads. These advancements are crucial in preventing head crashes and enhancing overall performance.

Collaborations

Kah Yuen Kam has collaborated with notable colleagues, including Martin John McCaslin and Kenneth Frederick Young. Their combined expertise has contributed to the successful development of innovative technologies in the field.

Conclusion

Kah Yuen Kam's contributions to the field of magnetic read/write technology through his innovative designs and patents have significantly impacted data storage solutions. His work exemplifies the importance of innovation in enhancing performance and reliability in modern technology.