Portland, OR, United States of America

Haiqiao Xiao

This inventor holds 1 USPTO granted patent. Top assignee: Portland State University. Active years: 2006.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Haiqiao Xiao. Retrieved from https://idiyas.com/inventor/haiqiao-xiao

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

Calculating rank

Average Co-Inventor Count = 3.0

ph-index = 1

Forward Citations = 31(Granted Patents)


Company Filing History:


Years Active: 2006

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1 patent (USPTO):Explore Patents

Title: Haiqiao Xiao: Innovator in High-Frequency Active Inductor Technology

Introduction

Haiqiao Xiao is a prominent inventor based in Portland, OR (US). He has made significant contributions to the field of semiconductor technology, particularly in the development of high-frequency active inductors. His innovative work has led to the creation of a patent that showcases his expertise and creativity in this specialized area.

Latest Patents

Haiqiao Xiao holds a patent for a high-frequency active inductor. This invention involves an active inductor circuit implemented in sub-micron CMOS semiconductor technology, which is usable at gigaHertz frequencies. The circuit includes an input node, a non-inverting transconductor circuit comprising a differential pair of NMOS transistors connected to the input node, and an inverting transconductor circuit comprising an NMOS transistor connected to the output node of the non-inverting transconductor circuit. The design features a gyrator feedback configuration, with varactors coupled to the transconductor circuits to tune the frequency and Q of the active inductor circuit. This patent highlights his innovative approach to enhancing the performance of electronic circuits.

Career Highlights

Haiqiao Xiao is affiliated with Portland State University, where he continues to contribute to research and development in semiconductor technology. His work has not only advanced academic knowledge but has also practical implications in various electronic applications. His dedication to innovation is evident in his research endeavors and the impact of his inventions.

Collaborations

Some of his notable coworkers include Rolf Schaumann and W Robert Daasch. Their collaboration has likely fostered an environment of innovation and creativity, contributing to advancements in their respective fields.

Conclusion

Haiqiao Xiao is a distinguished inventor whose work in high-frequency active inductors exemplifies the intersection of technology and innovation. His contributions to semiconductor technology continue to influence the field and inspire future advancements.

Profile summary based on public USPTO records.
Data Sources: USPTO Patent Grant XML, Patent Center, EPO & CIPO • Normalized by IDiyas Innovation Graph. Methodology & provenance architecturePlease report any incorrect information to [email protected]
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