Company Filing History:
Years Active: 1997
Title: Innovations of Xiangqing Xu in Digital Signal Processing
Introduction
Xiangqing Xu is a notable inventor based in Corvallis, OR (US). He has made significant contributions to the field of digital signal processing, particularly in the area of linearizing wideband amplifiers. His innovative approach has led to the development of a unique apparatus that enhances the performance of amplifiers.
Latest Patents
Xiangqing Xu holds a patent for a "Pipelined digital predistorter for a wideband amplifier." This invention is designed to linearize the output of a wideband amplifier by digitally predistorting the input signal. The apparatus includes a pipeline controller that provides signals to a pipelined predistorter, which consists of several stations connected in series. Each station performs tasks concurrently under the direction of the pipeline controller. This design allows for a digital predistorter with a bandwidth sufficient to linearize the entire output of a wideband amplifier.
Career Highlights
Xiangqing Xu is currently employed at Radio Frequency Systems, Inc., where he continues to work on advancements in digital signal processing. His expertise in this area has positioned him as a valuable asset to his company and the broader field of telecommunications.
Collaborations
Xiangqing has collaborated with notable colleagues, including James H Herzog and Robert S Larkin. Their combined efforts contribute to the innovative projects at Radio Frequency Systems, Inc.
Conclusion
Xiangqing Xu's work in digital signal processing exemplifies the impact of innovation in technology. His patent for a pipelined digital predistorter showcases his ability to address complex challenges in amplifier performance. His contributions continue to influence the field and inspire future advancements.