Company Filing History:
Years Active: 2012-2018
Title: **Innovator Spotlight: Dan Shen**
Introduction
Dan Shen is a prolific inventor based in Austin, TX, who has made significant contributions to the field of electrical engineering. With a remarkable portfolio of 9 patents, Shen has demonstrated his expertise in designing innovative circuits and systems that enhance power management and signal processing.
Latest Patents
One of Shen's latest inventions includes a Schmitt trigger with a threshold voltage close to the rail voltage, which is crucial for voltage level shifting in a switching output stage. This circuit architecture is designed to receive an analog input signal and provide a responsive digital output signal. It integrates a first switching device connected to a first supply voltage and a second switching device linked to a second supply voltage, both converging at a common output node. Additionally, a voltage level shifter circuit is included to adjust the voltage level of the control node for the second switching device, allowing the digital output signal to transition when the input signal reaches a predetermined threshold value.
Another notable patent focuses on systems and methods to reduce voltage ringing in a power converter. This invention involves an input that indicates a switching node voltage and features a first switch device coupled between ground voltage and the switching node, along with a second switch device connected to an output supply node. It further employs a predriver circuit linked to the input and gate terminal of the first switch device, which adapts the effective impedance based on the incoming signal, improving the overall performance of the converter.
Career Highlights
Dan Shen is currently employed at Cirrus Logic Inc., a leading company in the design of high-performance analog and digital signal processing solutions. Throughout his career, he has constantly pushed the boundaries of electrical engineering to achieve efficient and reliable technologies.
Collaborations
Shen has collaborated with skilled engineers and inventors like Lingli Zhang and Johann Guy Gaboriau. Their joint efforts have contributed significantly to the development of advanced technologies in the industry, fostering innovation through teamwork and shared expertise.
Conclusion
With his extensive patent portfolio and contributions to electrical engineering, Dan Shen continues to be a vital force in the field of innovation. His work not only enhances current technologies but also sets the foundation for future advancements in power management and signal processing systems.