Location History:
- Shanghai, CN (2015 - 2021)
- Shenyang, CN (2020 - 2021)
Company Filing History:
4 out of 35 
1 out of 528 
1 out of 375 
Years Active: 2015-2021
Title: Innovations of Qin Xu: A Pioneer in Medical Imaging Technology
Introduction
Qin Xu is a notable inventor based in Shanghai, China, recognized for his contributions to medical imaging technology. With a total of six patents to his name, he has made significant advancements in the field, particularly in the development of state space controllers and magnetic resonance imaging (MRI) methods.
Latest Patents
Qin Xu's latest patents include a state space controller and a gradient power amplifier. The state space controller features an integral part designed to integrate a control deviation, which indicates the difference between a digital value of a gradient coil current and a reference current. It also includes a delay compensator that generates a digital control amount based on the integrated control deviation, producing a pulse-width modulation drive signal. Additionally, the controller incorporates a subtractor, a delayer, and a feedback loop to enhance its functionality.
Another significant patent involves a magnetic resonance imaging (MRI) method. This method entails acquiring first and second echo signals from each channel of an MRI device through pre-scanning according to an imaging sequence. It determines a correction displacement for maximum imaging phase consistency by shifting the signal curve of the second echo signal. The method also establishes one-order and zero-order phase correction values for the channels, enabling formal scanning to obtain data for reconstructing images.
Career Highlights
Qin Xu has worked with prominent companies such as Shanghai Neusoft Medical Technology Co., Ltd. and Tyco Electronics (Shanghai) Co., Ltd. His experience in these organizations has contributed to his expertise in medical technology and innovation.
Collaborations
Some of his notable coworkers include Jianhua Shi and Rong Sun, who have collaborated with him on various projects, enhancing the development of innovative solutions in medical imaging.
Conclusion
Qin Xu's contributions to the field of medical imaging technology through his patents and career achievements highlight his role as a leading inventor. His work continues to influence advancements in medical technology, showcasing the importance of innovation in improving healthcare solutions.