Han-ki Cho

Title: Han-ki Cho: Innovator in Magnetic Field Sensing Technology

Introduction

Han-ki Cho is a prominent inventor based in Suwon, South Korea. He has made significant contributions to the field of magnetic field sensing technology. With a total of 3 patents to his name, his work has advanced the capabilities of magnetic sensors in various applications.

Latest Patents

Han-ki Cho's latest patents include a differential spiral magnetic field sensing device and a magnetic field detection module using the same. This innovative device is designed to reduce anti-magnetic field components by arranging two soft magnetic film cores parallel to each other. The device features a differential excitation coil, a magnetic flux variation detecting coil, and a zero magnetic field detecting coil, all laminated and wound around the soft magnetic film cores. The design minimizes induced voltage waveforms in the absence of an external magnetic field. Additionally, the magnetic field detection module integrates the sensing device and signal processing on a monolithic semiconductor substrate.

Another notable patent is the differential solenoidal magnetic field sensing device and method for manufacturing the same. This sensor is fabricated on a microscopic scale and consists of two soft magnetic film cores laminated on a semiconductor substrate. The design ensures closed magnetic paths to minimize leakage of magnetic flux. The differential type sensor allows for the offset of driving signals, enhancing its effectiveness in detecting magnetic fields.

Career Highlights

Throughout his career, Han-ki Cho has worked with leading companies in the technology sector, including Samsung Electronics Co., Ltd. and Samsung Electro-Mechanics Co., Ltd. His experience in these organizations has contributed to his expertise in developing advanced magnetic sensing technologies.

Collaborations

Han-ki Cho has collaborated with notable colleagues such as Sang-on Choi and Ci-moo Song. These partnerships have fostered innovation and the exchange of ideas in the field of magnetic sensing.

Conclusion

Han-ki Cho's contributions to magnetic field sensing technology demonstrate his commitment to innovation and excellence. His patents reflect a deep understanding of the complexities involved in magnetic sensing, paving the way for future advancements in the field.