Location History:
- Gyunggi-do, KR (2013 - 2014)
- Suwon-si, KR (2014)
Company Filing History:
Years Active: 2013-2014
Title: Han Hee Lee: Innovator in DC/DC Converter Technology
Introduction
Han Hee Lee is a prominent inventor based in Gyunggi-do, South Korea. He has made significant contributions to the field of electrical engineering, particularly in the development of DC/DC converters. With a total of 3 patents to his name, Lee continues to push the boundaries of innovation in his industry.
Latest Patents
One of Han Hee Lee's latest patents is a DC/DC converter and driving apparatus. This invention provides a DC/DC converter that converts input power into a predetermined DC power by switching the input power. The converted DC power is then supplied to a light-emitting device. The control part of this invention manages the switching of the DC/DC converter in accordance with a driving signal applied to the light-emitting device, effectively controlling the voltage level of the DC power.
Another notable patent is the control circuit of an LLC resonant converter. This invention includes a minimum switching frequency variable circuit that adjusts the minimum switching frequency based on the AC input voltage of the LLC resonant converter. Additionally, it features first and second pulse signal generating units that produce pulse signals based on the switching frequency limited by the minimum switching frequency variable circuit.
Career Highlights
Han Hee Lee is currently employed at Samsung Electro-Mechanics Co., Ltd., where he applies his expertise in electrical engineering to develop innovative technologies. His work at Samsung has positioned him as a key player in the advancement of electronic components and systems.
Collaborations
Throughout his career, Han Hee Lee has collaborated with notable colleagues, including Sang Gab Park and Hyo Joong An. These partnerships have fostered a creative environment that encourages the exchange of ideas and the development of groundbreaking technologies.
Conclusion
Han Hee Lee is a distinguished inventor whose work in DC/DC converter technology has made a significant impact in the field of electrical engineering. His innovative patents and contributions to Samsung Electro-Mechanics Co., Ltd. highlight his commitment to advancing technology.