Company Filing History:
Years Active: 2007-2008
Title: Innovations by Yuan-Ho Liu
Introduction
Yuan-Ho Liu is a notable inventor based in Fengyuan, Taiwan. He has made significant contributions to the field of electrical engineering, particularly in the development of power control systems for various applications. With a total of three patents to his name, Liu's work showcases his expertise and innovative spirit.
Latest Patents
One of Liu's latest patents is a power control apparatus and method for electric cookers. This invention utilizes a microcontroller unit (MCU) equipped with a programmer pulse generator (PPG) and analog/digital (A/D) converters. The method allows for external commands to be inputted into the MCU, enabling the restarting or stopping of the PPG's output. The PPG can generate pulses of programmable pulse width, which are controlled by software for effective power management and protection of the power control apparatus.
Another significant patent by Liu is a driver control circuit and method for cold cathode fluorescent lamps (CCFL). This invention includes a driver control circuit that comprises at least one comparator, input/output ports, and multiple programmable pulse generators (PPGs). The PPGs are activated alternately to generate pulse signals for driving the CCFL, with a programmable frequency divider (PFD) that controls the activation based on defined transition frequencies.
Career Highlights
Yuan-Ho Liu is currently associated with Holtek Semiconductor Corp., where he continues to innovate and develop advanced technologies. His work has been instrumental in enhancing the efficiency and functionality of electronic devices.
Collaborations
Liu has collaborated with notable colleagues, including Chun-Hsiung Chen and Chun-Ku Lin, contributing to various projects and advancements in their field.
Conclusion
Yuan-Ho Liu's contributions to electrical engineering through his innovative patents demonstrate his commitment to advancing technology. His work not only enhances the functionality of everyday devices but also showcases the importance of innovation in the industry.
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.