Comparative analysis of millimeter-wave radar and infrared for disaster relief applications

Comparative analysis of millimeter-wave radar and infrared human detection technologies for disaster relief applications:

Advantages of Millimeter-Wave Radar

1. Millimeter-wave radar can penetrate obstacles such as walls and debris, making it more effective for human detection compared to infrared technology, which is more affected by obstructions.
2. Millimeter-wave radar is less dependent on environmental conditions like temperature and humidity, maintaining good detection performance even in harsh environments. Infrared technology is more sensitive to environmental factors.
3. Millimeter-wave radar can provide target velocity and distance information, enabling more accurate victim localization. Infrared technology primarily provides location information.

Disadvantages of Millimeter-Wave Radar

1. Millimeter-wave radar systems are relatively complex and have higher costs compared to infrared detection equipment.
2. Millimeter-wave radar has slightly lower resolution and accuracy compared to infrared technology, making it less effective for small target detection.
3. Millimeter-wave radar can be affected by interference from metallic objects, requiring more sophisticated signal processing algorithms.

In summary, millimeter-wave radar technology has advantages in terms of penetration capability, environmental adaptability, and target information provided, making it more suitable for victim search and localization in complex disaster environments. However, it has slightly higher costs and lower resolution compared to infrared detection. Future technological advancements can further improve the performance of millimeter-wave radar for disaster relief applications.

Both technologies have their own strengths and weaknesses, and the choice of the appropriate solution should be based on the specific requirements and conditions of the disaster scenario. Combining the two technologies can also be an effective approach to leverage their respective advantages and improve the overall effectiveness of disaster relief efforts.

Sources

Minew. (2023, October 24). IoT Sensors: Millimeter Wave Radar Vs. Competing Technologies. https://www.minew.com/iot-sensors-millimeter-wave-radar-vs-competing-technologies

Sacco, G., Piuzzi, E., Pittella, E., & Pisa, S. (2020). An FMCW Radar for Localization and Vital Signs Measurement for Different Chest Orientations. Sensors, 20(12), 3489. https://doi.org/10.3390/s20123489

Comparison of Infrared and Millimeter-Wave Imager Performance in Adverse Weather. (1998). DTIC. https://apps.dtic.mil/sti/tr/pdf/ADA334561.pdf

Mayo, T. (2023, December 12). A Brief Introduction to Millimeter Wave Radar Sensing. Edge AI and Vision Alliance. https://www.edge-ai-vision.com/2023/12/a-brief-introduction-to-millimeter-wave-radar-sensing/