Terahertz Detection Device Combining Concentration and Background Images

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Solution Overview

Problem

Current terahertz wave detection methods fail to effectively display analysis results due to the longer wavelength of terahertz waves compared to visible light, resulting in lower image resolution.

Innovation Solution

The development of terahertz wave detection equipment comprising a transceiver, a display, and an information processing apparatus that analyzes and visualizes the concentration of objects by combining a concentration image with a background image, using a terahertz wave transceiver to irradiate a two-dimensional area and process the reflected waves to generate a composite image.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If terahertz wave is used for analysis, then the ability to detect objects through aerosols is improved, but the image resolution deteriorates due to longer wavelength

Engineering Contradiction:
Improvedetection ability through aerosolsVSAvoidimage resolution
Core Design Contradiction:
ReliabilityVSMeasurement precision

Solution Approach 1:

The patent combines terahertz wave concentration images with visible light background images to create a composite image. The terahertz wave provides reliable detection through aerosols while the visible light image compensates for the lower resolution, merging the advantages of both imaging modalities into a single comprehensive visualization.

Inventive Principle:
Principle #5Merging (Combining)

2Measurement precision

If terahertz wave analysis is performed, then the capability to analyze VCO gas is improved, but the visualization clarity deteriorates

Engineering Contradiction:
ImproveVCO gas analysis capabilityVSAvoidvisualization clarity
Core Design Contradiction:
Measurement precisionVSLoss of information

Solution Approach 1:

The patent uses visible light background images as an intermediary to enhance the visualization of terahertz wave analysis results. The high-resolution visible light image serves as a mediator that provides contextual clarity and spatial reference, making the terahertz concentration data more interpretable and visually clear.

Inventive Principle:
Principle #24Intermediary (Mediator)

3Object-affected harmful factors

If only terahertz wave imaging is used, then the penetration through aerosols is improved, but the overall image quality deteriorates

Engineering Contradiction:
Improvepenetration through aerosolsVSAvoidoverall image quality
Core Design Contradiction:
Object-affected harmful factorsVSMeasurement precision

Solution Approach 1:

The patent creates a composite image that integrates data from two different imaging modalities: terahertz wave imaging and visible light imaging. This composite approach combines the aerosol-penetration capability of terahertz waves with the high image quality of visible light, producing a result that exceeds the capabilities of either modality alone.

Inventive Principle:
Principle #40Composite materials

Applied Scientific Principles

This section explains which scientific principles are used to turn an abstract innovation direction into a practical engineering solution.

Function Achieved in This Case

This solution enables clear visualization of terahertz wave analysis results, improving the ability to discern objects and their concentrations, even in environments with aerosols, by combining depth and concentration images with high-resolution background images.

Implementation Method 1

a receiver configured to receive a reflected terahertz wave reflected by a background reflected object which exists behind an object to be analyzed

Methodology Applied
Scientific EffectTerahertz wave reflection: Reflection

Implementation Method 2

a plurality of types of VCO gas shows a characteristic frequency absorption spectrum in a region of a terahertz wave

Methodology Applied
Scientific EffectAbsorption spectroscopy: Absorption Spectroscopy

Data Source

PatentUS12072284B2Terahertz wave detection device, terahertz wave detection method, and terahertz wave detection system
Publication Date: 2024.08.27 MAXELL LTD
  • US12072284B2 patent drawing
  • US12072284B2 patent drawing
  • US12072284B2 patent drawing

AI summary

Terahertz wave detection equipment comprises: a terahertz wave transceiver including a transmitter for transmitting a terahertz wave and a receiver for receiving a reflected terahertz wave reflected by a background reflected object which exists behind an object to be analyzed; a display; and an information processing apparatus, wherein the transmitter irradiates a terahertz wave based on a transmission signal including a specific frequency toward a two-dimensional area including the object to be analyzed, and the information processing apparatus is configured to analyze concentration of the object to be analyzed based on the reflected terahertz wave and generate a composite image in which a concentration image of the object to be analyzed is combined with an image of the background reflected object.