Shi'an Zhang

Title: Innovations of Shi'an Zhang in Ultrafast Imaging Technologies

Introduction

Shi'an Zhang is a prominent inventor based in Shanghai, China. He has made significant contributions to the field of ultrafast imaging technologies, holding two patents that showcase his innovative approach to capturing dynamic scenes.

Latest Patents

One of his latest patents is the "Ultrafast Photographing Apparatus Based on Polarization-Time Mapping." This invention allows for the acquisition of spatiotemporal information of a dynamic scene through a single exposure. The apparatus consists of an active illumination system, a synchronous control system, a data acquisition system, and a data reconstruction system. It generates illumination light to irradiate a dynamic scene, controls the camera's exposure, acquires a two-dimensional image with spatiotemporal aliasing, and reconstructs the image using an iterative Tikhonov regularization algorithm.

Another notable patent is the "Compressed Ultrafast Imaging Velocity Interferometer System for Any Reflector." This system includes a light source and target system, an etalon interference system, a compressed ultrafast imaging system, a timing control system, and a data processing system. It replaces the traditional imaging device with a compressed ultrafast imaging system, allowing for the reconstruction of multi-frame images and effectively acquiring spatiotemporal evolution information of shock waves.

Career Highlights

Shi'an Zhang is affiliated with East China Normal University, where he continues