Company Filing History:
3 out of 172 
1 out of 1 
1 out of 14 Years Active: 2018-2025
Title: Yang Liu: Innovator in Aerodynamics and Lithography
Introduction
Yang Liu is a prominent inventor based in Harbin, China. He has made significant contributions to the fields of aerodynamics and lithography, holding a total of 7 patents. His innovative approaches have led to advancements in noise acquisition methods and precision control systems.
Latest Patents
One of Yang Liu's latest patents is titled "Method and apparatus for acquiring aerodynamic noise of compressor, medium, and product." This invention provides a method for acquiring aerodynamic noise data by performing an inverse Fourier transform on a known frequency-domain noise spectrum. It predicts unknown time-domain noise using a time series neural network, allowing for the rapid and accurate acquisition of finer aerodynamic noise data. This method overcomes limitations in traditional numerical calculations, increasing frequency resolution while reducing resource consumption.
Another notable patent is the "Learning control system and method for ultra-precision lithographic apparatus based on uncertainty compensation." This system includes a movement trajectory generation unit, a learning control unit, a feedback control unit, and an uncertainty compensation unit. It generates a reference movement trajectory and corrects position errors to enhance the precision of lithographic processes.
Career Highlights
Yang Liu has worked with esteemed institutions such as Harbin Institute of Technology and Harbin FRP Institute Co., Ltd. His experience in these organizations has allowed him to develop and refine his innovative ideas, contributing to advancements in technology.
Collaborations
Yang Liu has collaborated with notable colleagues, including Fazhi Song and Jiubin Tan. Their combined expertise has fostered a productive environment for innovation and research.
Conclusion
Yang Liu's contributions to aerodynamics and lithography demonstrate his commitment to innovation and excellence. His patents reflect a deep understanding of complex systems and a drive to improve technological processes.
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