3D Printed Wireless Sensor Enclosure for Environmental Monitoring

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Solution Overview

Problem

Existing environmental monitoring systems are costly and bulky, limiting their widespread deployment and response time to environmental threats like forest fires and industrial leaks.

Innovation Solution

The development of a wireless environmental monitoring system using 3D inkjet printing technology to fabricate sensors, enclosures, and circuit boards, enabling the creation of small, low-cost, and flexible devices that can monitor temperature, humidity, and gas levels, and transmit alerts wirelessly to remote computing devices.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If traditional environmental monitoring systems are used, then monitoring functionality is achieved, but cost and device size increase

Engineering Contradiction:
Improveenvironmental monitoring capabilityVSAvoidmanufacturing cost
Core Design Contradiction:
ReliabilityVSEase of manufacture

Solution Approach 1:

The patent combines multiple previously separate components (sensors, antenna, circuit board, enclosure) into a single integrated structure fabricated by 3D inkjet printing. This merging eliminates the need for separate manufacturing and assembly processes, significantly reducing manufacturing cost while maintaining monitoring functionality

Inventive Principle:
Principle #5Merging (Combining)

Solution Approach 2:

The 3D inkjet printing process serves multiple functions simultaneously: it fabricates the enclosure structure, prints the circuit board traces, deposits sensor materials, and creates the antenna. This multi-functionality reduces the number of manufacturing steps and materials needed, lowering overall cost

Inventive Principle:
Principle #6Universality (Multi-functionality)

2Reliability

If traditional environmental monitoring systems are used, then monitoring functionality is achieved, but device size increases

Engineering Contradiction:
Improveenvironmental monitoring capabilityVSAvoiddevice size
Core Design Contradiction:
ReliabilityVSVolume of moving object

Solution Approach 1:

By merging all functional components into a single 3D-printed integrated structure, the patent eliminates the space required for separate components and their interconnections. The sensors, antenna, and circuitry are embedded within the enclosure itself, dramatically reducing overall device volume

Inventive Principle:
Principle #5Merging (Combining)

Solution Approach 2:

The patent implements nesting by placing the circuit board and sensors inside the enclosure structure, with the antenna integrated into the enclosure walls. This nested arrangement maximizes space utilization and minimizes the external dimensions of the device

Inventive Principle:
Principle #7Nested doll (Nesting)

3Reliability

If traditional environmental monitoring systems are used, then monitoring functionality is achieved, but deployment speed decreases

Engineering Contradiction:
Improveenvironmental monitoring capabilityVSAvoiddeployment speed
Core Design Contradiction:
ReliabilityVSProductivity

Solution Approach 1:

The integration of all components into a single manufacturable unit eliminates multiple assembly steps. The 3D inkjet printing process produces a complete, ready-to-deploy device in one manufacturing run, significantly加快ing deployment speed

Inventive Principle:
Principle #5Merging (Combining)

Solution Approach 2:

The 3D inkjet printing process performs preliminary fabrication of all components (enclosure, circuit board, sensors, antenna) simultaneously during a single manufacturing process. This preliminary integration means no field assembly is needed, enabling rapid deployment

Inventive Principle:
Principle #10Preliminary action

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 allows for a larger network of monitoring systems to be deployed quickly, enhancing response times and reducing environmental damage, while being cost-effective and compact, thereby saving human lives and minimizing environmental harm.

Implementation Method 1

the sensors, the enclosure, and the circuit board are fabricated using 3D inkjet printing technology

Methodology Applied
Scientific Effect3D Printing: 3D Printing

Data Source

PatentEP3469568B1Integrated 3D printed wireless sensing system for environmental monitoring
Publication Date: 2021.05.19 KING ABDULLAH UNIV OF SCI & TECH
  • EP3469568B1 patent drawingFigure 1
  • EP3469568B1 patent drawingFigure 2
  • EP3469568B1 patent drawingFigure 3

AI summary

Disclosed are various embodiments of a wireless sensor device for monitoring environment conditions. A wireless sensor device may comprise, for example, a computing device, printable circuitry, sensors, and antennas combined with one or more transmitters on a panel. The wireless sensor device may be configured to take environment measurements, such as temperature, gas, humidity, and wirelessly communicate the environment measurements to a remote computing device, in addition, the present disclosure relates to a method of assembling the wireless sensor device. The method may comprise printing sensors, circuitry, and antennas to a panel; folding the panel to form an enclosure comprising a plurality of side panels; and attaching the plurality of side panels to a circuit board panel.