Company Filing History:
Years Active: 2010-2015
Title: Innovations of Inventor Jen-Chieh Liu
Introduction
Jen-Chieh Liu is a notable inventor based in Yilan County, Taiwan. He has made significant contributions to the field of electronics, particularly in the development of clock generators and digitally controlled oscillators. With a total of three patents to his name, Liu's work showcases his innovative approach to solving complex engineering challenges.
Latest Patents
One of Liu's latest patents is the "Crystal-less clock generator and operation method thereof." This invention provides a crystal-less clock generator (CLCG) that includes a first oscillation circuit, a second oscillation circuit, and a control circuit. The first oscillation circuit generates an output clock signal controlled by a control signal, while the second oscillation circuit generates a reference clock signal. The control circuit plays a crucial role in generating the control signal based on the relationship between the output and reference clock signals.
Another significant patent is titled "High-resolution varactors, single-edge triggered digitally controlled oscillators, and all-digital phase-locked loops using the same." This invention features a digitally controlled oscillator (DCO) that includes a pulse generator and at least one delay circuit. The pulse generator creates a pulse signal triggered by an edge of a trigger signal, while the digitally controlled varactor (DCV) incorporates a transistor that can receive multiple voltages, enhancing its functionality.
Career Highlights
Jen-Chieh Liu is affiliated with the Industrial Technology Research Institute, where he continues to push the boundaries of technology through his research and inventions. His work has garnered attention for its practical applications in various electronic devices.
Collaborations
Liu has collaborated with notable colleagues, including Hong-Yi Huang and Yuan-Hua Chu, contributing to a dynamic research environment that fosters innovation and creativity.
Conclusion
In summary, Jen-Chieh Liu is a distinguished inventor whose work in clock generation and digitally controlled oscillators has made a significant impact in the field of electronics. His innovative patents reflect his commitment to advancing technology and improving electronic systems.