Company Filing History:
2 out of 4 
1 out of 1 Years Active: 2019-2020
Title: Innovations of Jianfeng Xu
Introduction
Jianfeng Xu is a notable inventor based in Wuhan, China. He has made significant contributions to the field of sensor technology, holding a total of 3 patents. His work focuses on developing innovative methods and apparatuses for measuring various parameters related to sensors.
Latest Patents
One of Jianfeng Xu's latest patents is an "Apparatus, device and method for measuring gain of sensor." This invention includes a current detection circuit and a processing circuit. The current detection circuit connects to the output of a sensor unit, detecting the current signal output and generating a corresponding detection signal. The processing circuit calculates the energy of dark events occurring in the sensor unit based on the detection signal, generating an energy spectrogram and calculating the gain of the sensor unit accordingly.
Another significant patent is the "Apparatus, device and method for measuring breakdown voltage." This invention comprises a controlled voltage source, a current detection circuit, and a processing circuit. The controlled voltage source provides a series of test bias voltages for the sensor unit. The current detection circuit detects the current signal output by the sensor unit and generates a corresponding detection signal. The processing circuit controls the voltage source to provide test bias voltages, calculates dark currents corresponding to these voltages, and determines the breakdown voltage of the sensor unit based on the test bias voltages and dark currents.
Career Highlights
Jianfeng Xu has worked with several companies, including Zhongpai S&T (Shenzhen) Co., Ltd. and Dongguan Songshan Lake Southern Medical University Sci. & Tech. Park Co., Ltd. His experience in these organizations has contributed to his expertise in sensor technology and innovation.
Collaborations
Jianfeng Xu has collaborated with notable coworkers such as Qiyu Peng and Zhixiang Zhao. Their joint efforts have likely enhanced the development of innovative solutions in their respective fields.
Conclusion
Jianfeng Xu's contributions to sensor technology through his patents and career highlights demonstrate his commitment to innovation. His work continues to influence advancements in the field, showcasing the importance of inventors in driving technological progress.