Company Filing History:
Years Active: 1994-2000
Title: Young-Jen Sun: Innovator in High-Speed Circuit Design
Introduction
Young-Jen Sun is a prominent inventor based in Fremont, California, known for his contributions to high-speed circuit design. He holds three patents that showcase his expertise in developing advanced electronic components. His work primarily focuses on improving the performance of digital-to-analog converters and charge pump circuits.
Latest Patents
One of Young-Jen Sun's latest patents is the "High speed differential charge pump apparatus and method using a replica." This invention involves a differential charge pump circuit that utilizes a replica circuit to define the common-mode voltage of the differential output voltages. The design includes a high gain operational amplifier and multiple MOS transistors, which work together to ensure stable operation in high-frequency applications, such as phase-locked loop (PLL) and delay-locked loop (DLL) systems. Another significant patent is the "Current switch for a high speed DAC," which employs MOSFET devices to enhance the performance of digital-to-analog converters. This current switch minimizes output current ringing during switching, thereby improving the overall speed and resolution of DACs.
Career Highlights
Throughout his career, Young-Jen Sun has worked with notable companies, including NEC Electronics Corporation and Macronix International. His experience in these organizations has contributed to his innovative approach to circuit design and development.
Collaborations
Young-Jen Sun has collaborated with various professionals in the field, including his coworker Yeong-Sheng Lee. These partnerships have fostered a creative environment that encourages the exchange of ideas and advancements in technology.
Conclusion
Young-Jen Sun's contributions to high-speed circuit design and his innovative patents have significantly impacted the field of electronics. His work continues to influence the development of advanced technologies in digital-to-analog conversion and charge pump circuits.