Location History:
- Chungcheongnam-do, KR (2006 - 2009)
- Cheonan, KR (2005 - 2011)
Company Filing History:
Years Active: 2005-2011
Title: Cheol-Joon Yoo: Innovator in Semiconductor Packaging
Introduction
Cheol-Joon Yoo is a prominent inventor based in Cheonan, South Korea. He has made significant contributions to the field of semiconductor packaging, holding a total of 9 patents. His work focuses on enhancing the efficiency and reliability of semiconductor devices.
Latest Patents
One of his latest patents is the "Stack type ball grid array package and method for manufacturing the same." This innovation involves a stacked BGA package designed to reduce the size and height of a unit package, which in turn minimizes electrical connection lengths. The stacked BGA package consists of a base BGA package that houses at least one semiconductor chip, along with multiple BGA packages stacked on top. Solder balls are utilized to electrically connect these packages, and they are sealed to prevent damage.
Another notable patent is the "Structure for joining a semiconductor package to a substrate using a solder column." This invention allows for the joining of a semiconductor package and a package mounting substrate using a conductive material column. Both components feature insulating protective openings that expose wiring layers, with the solder column residing within these openings to ensure reliable electrical connections. This design protects against stress faults and supports high-density electrical connections.
Career Highlights
Cheol-Joon Yoo is currently employed at Samsung Electronics Co., Ltd., where he continues to innovate in semiconductor technology. His work has been instrumental in advancing the capabilities of electronic devices, making them more compact and efficient.
Collaborations
Throughout his career, Cheol-Joon Yoo has collaborated with notable colleagues, including Ki-Kwon Jeong and Jin-Ho Kim. These partnerships have contributed to the development of cutting-edge technologies in the semiconductor industry.
Conclusion
Cheol-Joon Yoo's contributions to semiconductor packaging have established him as a key figure in the field. His innovative patents reflect his commitment to improving technology and enhancing the performance of electronic devices.