Location History:
- Daejeon-si, KR (2010)
- Daegu, KR (2012)
- Daejeon, KR (2014)
Company Filing History:
Years Active: 2010-2014
Title: Kyu Min Cho: Innovator in Power Supply Technology
Introduction
Kyu Min Cho is a notable inventor based in Daejeon-si, South Korea. He has made significant contributions to the field of power supply technology, holding three patents that showcase his innovative approach to electrical engineering.
Latest Patents
One of his latest patents is a power supply unit that supplies standby power by sharing a switch of a main converter. This invention includes a main converter that controls the current flowing in a primary side winding of a main transformer, supplying main power through the secondary side winding. Additionally, the standby converter controls the current in a primary side winding of a standby transformer, supplying standby power through its secondary side winding. A portion of the switches from the main converter is integrated into the standby converter's switches.
Another significant patent is the bridgeless power factor correction circuit. This circuit corrects the power factor by alternately switching two switches according to the phase of input power, eliminating the need for rectifier bridge diodes. The circuit comprises a switching unit with multiple switches that alternately switch input AC power, a stabilizing unit that rectifies and smooths the switched power, and a control unit that manages the alternate switching operation based on the input power phases.
Career Highlights
Kyu Min Cho is currently employed at Samsung Electro-Mechanics Co., Ltd., where he continues to develop innovative solutions in power supply technology. His work has significantly impacted the efficiency and reliability of power systems.
Collaborations
He has collaborated with notable colleagues, including Gun Woo Moon and Don Sik Kim, contributing to various projects that enhance the company's technological advancements.
Conclusion
Kyu Min Cho's contributions to power supply technology through his patents reflect his dedication to innovation and engineering excellence. His work at Samsung Electro-Mechanics Co., Ltd. continues to influence the industry positively.
Inventor’s Patent Attorneys refers to legal professionals with specialized expertise in representing inventors throughout the patent process. These attorneys assist inventors in navigating the complexities of patent law, including filing patent applications, conducting patent searches, and protecting intellectual property rights. They play a crucial role in helping inventors secure patents for their innovative creations.