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Related Experiment Video

Updated: Oct 17, 2025

Time Multiplexing Super Resolving Technique for Imaging from a Moving Platform

Time Multiplexing Super Resolving Technique for Imaging from a Moving Platform

Published on: February 12, 2014

Terahertz coded-aperture imaging for moving targets based on an incoherent detection array.

Xingyue Liu, Hongqiang Wang, Chenggao Luo

|October 6, 2021

Summary

This summary is machine-generated.

This study introduces a faster terahertz coded-aperture imaging method for moving targets. By using spatial sampling and advanced signal processing, it significantly enhances capturing speed and image quality.

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Simulation, Fabrication and Characterization of THz Metamaterial Absorbers

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Last Updated: Oct 17, 2025

Time Multiplexing Super Resolving Technique for Imaging from a Moving Platform

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Published on: February 12, 2014

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Simulation, Fabrication and Characterization of THz Metamaterial Absorbers

Simulation, Fabrication and Characterization of THz Metamaterial Absorbers

Published on: December 27, 2012

Area of Science:

Optics and Photonics
Imaging Science
Electromagnetics

Background:

Terahertz (THz) coded-aperture imaging traditionally uses sequential sampling, limiting its speed.
The switching rate of coded-aperture antennas restricts its application for dynamic scenes and moving targets.

Purpose of the Study:

To develop a terahertz coded-aperture imaging technique suitable for capturing moving targets.
To enhance the capturing speed and image reconstruction quality for dynamic THz imaging.

Main Methods:

Implemented an incoherent detection array to replace sequential sampling with spatial sampling.
Developed a novel signal processing approach incorporating phase retrieval and image enhancement algorithms.

Main Results:

Achieved significantly improved capturing speed compared to traditional methods.
Successfully reconstructed terahertz images of targets with enhanced quality.
Numerical experiments validated the proposed method's effectiveness.

Conclusions:

The proposed terahertz imaging technique effectively addresses the speed limitations for capturing moving targets.
Spatial sampling and advanced signal processing are crucial for high-quality dynamic THz imaging.