Location History:
- Kyungki-do, KR (2004)
- Suwon, KR (2006 - 2009)
Company Filing History:
5 out of 7,593 
2 out of 131,611 
Years Active: 2004-2009
Title: **Inventor Won-youl Choi: Pioneering Innovations in Fluxgate Sensors**
Introduction
Won-youl Choi, an accomplished inventor based in Suwon, South Korea, has made significant contributions to the field of sensor technology. With an impressive portfolio of 7 patents, his innovative solutions focus primarily on fluxgate sensors integrated within semiconductor substrates and printed circuit boards.
Latest Patents
Choi's latest advancements include two notable patents related to fluxgate sensors. The first patent details a fluxgate sensor integrated into a semiconductor substrate, utilizing two bar-type or rectangular-ring soft magnetic cores to create a closed magnetic path. This design incorporates an excitation coil formed from metal layers, which are wound in a unique '8' pattern. Additionally, a pick-up coil is strategically positioned on the magnetic cores to enhance sensitivity through a solenoid pattern configuration.
His second patent describes a similar fluxgate sensor integrated into a printed circuit board, which also leverages the bar-type or rectangular-ring shaped soft magnetic cores to form a closed magnetic path. The configuration of the excitation coil in this design enables mass production at a lower manufacturing cost, making it a compact yet highly sensitive solution for detecting magnetic fields.
Career Highlights
Throughout his career, Won-youl Choi has been associated with prominent companies such as Samsung Electro-Mechanics Co., Ltd. and Samsung Electronics Co., Ltd. His role in these organizations has greatly impacted the development of advanced sensor technologies.
Collaborations
Won-youl Choi has had the opportunity to collaborate with notable professionals, including Sang-on Choi and Myung-sam Kang. These collaborations have fostered a creative environment, allowing for the sharing of ideas and insights in sensor innovation.
Conclusion
In conclusion, Won-youl Choi's contributions to the field of fluxgate sensors are noteworthy, marked by a series of innovative patents and collaborations with distinguished colleagues. His work continues to influence advancements in sensor technology, ensuring a legacy of innovation in the industry.