Company Filing History:
Years Active: 2019
Title: Innovations of Shi Jie Deng in Power Supply Technology
Introduction
Shi Jie Deng is a notable inventor based in Guangdong, China. He has made significant contributions to the field of power supply technology, particularly through his innovative patents. With a total of 2 patents, Deng has focused on enhancing the efficiency and reliability of power converters.
Latest Patents
Deng's latest patents include an LLC resonant converter and a method for suppressing ripples in output voltage thereof. This invention discloses an LLC resonant converter that comprises a half-bridge or full-bridge chopper with a driving circuit, an inductance-capacitance series resonant network, an isolation transformer, and a rectification and filtering circuit. The design also features a feedforward controller that generates a feedforward signal based on input voltage, along with a controlled oscillator that adjusts the operating frequency of the chopper. This innovative approach effectively reduces ripples in the DC output voltage of the LLC resonant converter.
Another significant patent involves power supplies that utilize feedforward control with pulse modulation and demodulation. This invention outlines isolated AC-DC power supplies that include a PFC converter, a DC-DC converter, and a controller for managing the switching operation of the DC-DC converter. The pulse modulator and demodulator work together to adjust the switching operation based on voltage ripple, thereby enhancing the performance of the power supply.
Career Highlights
Shi Jie Deng is currently employed at Astec International Limited, where he continues to develop cutting-edge technologies in power supply systems. His work has been instrumental in advancing the efficiency and functionality of power converters.
Collaborations
Deng collaborates with talented individuals such as Qing Wen Liu and Guang Li, contributing to a dynamic team focused on innovation in power supply technology.
Conclusion
Shi Jie Deng's contributions to power supply technology through his patents demonstrate his commitment to innovation and excellence in the field. His work continues to influence the development of efficient power conversion systems.