Location History:
- Ohtsu, JP (2006)
- Otsu, JP (2005 - 2007)
Company Filing History:
Years Active: 2005-2007
Title: Cholmin Seo: Innovator in Passive Infrared Sensor Technology
Introduction
Cholmin Seo is a notable inventor based in Otsu, Japan. He has made significant contributions to the field of sensor technology, particularly in the development of passive infrared sensors. With a total of 3 patents to his name, Seo continues to push the boundaries of innovation in this area.
Latest Patents
Seo's latest patents include a passive infrared sensor and an obstacle detection system. One embodiment of his passive infrared sensor features an infrared sensing element and an optical system that defines a detection area. This sensor is designed with a cover that houses a light-emitting element, which emits infrared light through the optical system. Additionally, a reflective region is positioned outside the cover to reflect some of the emitted infrared light. A light-receiving element captures the reflected infrared light, allowing for enhanced detection capabilities. Another significant invention is the combined sensor, which integrates a microwave (MW) sensor and a passive infrared (PIR) sensor. This innovative design sets the frequency difference of two microwaves to create a phase difference in the received signals, optimizing detection accuracy.
Career Highlights
Cholmin Seo is currently employed at Optex Co., Inc., a company renowned for its advancements in sensor technology. His work at Optex has allowed him to develop cutting-edge solutions that address various challenges in the field.
Collaborations
Seo collaborates with talented individuals such as Michinori Noguchi and Masatoshi Tsuji. Their combined expertise contributes to the innovative projects at Optex Co., Inc.
Conclusion
Cholmin Seo's contributions to passive infrared sensor technology exemplify his commitment to innovation. His patents reflect a deep understanding of sensor functionality and design, positioning him as a key figure in the industry.