Haotian Chen

Title: Haotian Chen: Innovator in Phased Array Calibration

Introduction

Haotian Chen is a notable inventor based in Zhoushan, China, renowned for his contributions to the field of phased array calibration. With two patents to his name, Chen has developed innovative methods that significantly enhance calibration accuracy and efficiency in complex signal processing.

Latest Patents

Chen's latest patents are focused on advanced calibration techniques utilizing neural networks. The first patent describes a method for phased array calibration based on CNN-LSTM (Convolutional Neural Network - Long Short-Term Memory) using power measurement. This method establishes a calibration signal model and employs a program that generates extensive training data for the neural network without the necessity for actual measurements. By preprocessing this data and saving it into a training dataset, the CNN-LSTM network can be trained until it converges to yield a successful calibration model, thus solving issues related to low calibration accuracy and high instrumentation requirements.

His second patent introduces a method for fast automatic calibration of phased arrays using a residual neural network. This approach involves measuring complex signals with a network analyzer, separating and normalizing the obtained values, and mapping them to RGB image data. Datasets are created via simulation software and divided into training and test sets for input into the residual neural network to derive a calibration model. This model facilitates the automatic estimation of amplitude-phase errors for the phased array.

Career Highlights

Haotian Chen has made significant strides in his career, particularly while associated with prominent institutions such as Donghai Laboratory and Zhejiang University. His work in these organizations has allowed him to focus on cutting-edge research and development in signal processing technologies.

Collaborations

Throughout his career, Chen has collaborated with various professionals in his field. Notable coworkers include Nayu Li, who has contributed to his research initiatives, and Xinhong Xie, with whom he has shared insights and expertise in advancements related to phased arrays.

Conclusion

Haotian Chen's innovative contributions to phased array calibration techniques highlight his role as an influential inventor in the realm of signal processing. His patents not only showcase his expertise but also signify important advancements that address existing calibration challenges, further paving the way for future innovations in the field.