Cheng-En Liu

Title: Innovations of Cheng-En Liu in Ethernet Power Supply Technology

Introduction

Cheng-En Liu is a notable inventor based in Taoyuan, Taiwan. He has made significant contributions to the field of power supply technology, particularly in Ethernet power systems. With a total of 3 patents to his name, Liu's work focuses on enhancing the efficiency and functionality of power delivery systems.

Latest Patents

One of Liu's latest patents is an innovative Ethernet power supply that receives a DC voltage through a bus positive terminal and a bus negative terminal, which is coupled to a load device. This Ethernet power supply includes a first control module and a second control module. The first control module is designed to provide a first control signal through the bus negative terminal to confirm whether the load device is a valid load. The second control module is responsible for connecting or disconnecting the coupling relationship between the bus positive terminal and the first control module based on the connection status of the load device.

Another significant patent by Liu is related to a power-saving method for controlling the Ethernet power supply. Similar to his previous invention, this system also receives a DC voltage through a bus positive terminal and a bus negative terminal, coupled to a load device. The first control module again provides a control signal to verify the load device's validity, while the second control module manages the coupling relationship based on the load device's connection.

Career Highlights

Cheng-En Liu is currently employed at Delta Electronics, Inc., a leading company in power and thermal management solutions. His work at Delta has allowed him to focus on developing cutting-edge technologies that improve energy efficiency and system performance.

Collaborations

Liu has collaborated with several talented individuals in his field, including Yung-Wei Peng and Kuan-Hsien Tu. These collaborations have contributed to the advancement of innovative solutions in power supply technology.

Conclusion

Cheng-En Liu's contributions to Ethernet power supply technology demonstrate his commitment to innovation and efficiency. His patents reflect a deep understanding of power systems and a dedication to improving their functionality. Liu's work continues to influence the industry and pave the way for future advancements in power supply solutions.