Dawu He

Title: Innovations of Dawu He in Low-Intermediate Frequency Receivers

Introduction

Dawu He is a notable inventor based in Guangdong, China. He has made significant contributions to the field of low-intermediate frequency receivers. His innovative methods aim to enhance the performance and selectivity of these receivers, which are crucial in various communication technologies.

Latest Patents

Dawu He holds a patent titled "Method for improving performance of low-intermediate frequency receiver, storage medium, and receiver." This patent discloses a method that involves selecting a local oscillator signal from a preset local oscillator frequency set. The method performs frequency mixing processing on an input signal to obtain a low-intermediate frequency signal. This signal comprises both a low-intermediate frequency useful signal and a low-intermediate frequency interference signal. The process includes determining whether the energy ratio of the interference signal to the useful signal exceeds a first preset ratio. If it does, another local oscillator frequency is selected to process the input signal, thereby improving the adjacent channel selectivity of the receiver.

Career Highlights

Dawu He is currently associated with Hytera Communications Corporation Limited, where he applies his expertise in developing advanced communication technologies. His work focuses on enhancing receiver performance, which is vital for effective communication systems.

Collaborations

Dawu He collaborates with talented individuals such as Ni Huang and Cunhao Gao. Their combined efforts contribute to the advancement of technology in their field.

Conclusion

Dawu He is a prominent inventor whose work on low-intermediate frequency receivers has the potential to significantly improve communication technologies. His innovative methods and collaborations highlight his commitment to advancing the field.