AirTag sonar for environmental description

what AI says

"Sonar technology on land is generally not used for mapping or imaging in the same way it is in water because air and soil are poor mediums for acoustic waves compared to water, causing high absorption and scattering. However, specialized, very high-frequency ultrasonic sonar (air-coupled) is used for close-range robotic navigation, gesture recognition, or industrial scanning. 

Land-Based Acoustic Applications

• Robotic Navigation: Many robots use ultrasonic sensors (a form of sonar) to map rooms, detect obstacles, and navigate.
• Industrial Inspection: High-resolution scanning sonar is used to inspect structural integrity in air-exposed environments, such as detecting scour or concrete damage around dams and bridges.
• Sodar (Sonic Detection and Ranging): A specific type of upward-looking, in-air sonar used to investigate the atmosphere.
• Acoustic Cameras: Devices used to locate noise sources by producing a sound map. 

Common Alternatives on Land

Because sound travels poorly through air, other technologies are generally preferred for land applications: 

• LiDAR (Light Detection and Ranging): Uses light, making it ideal for high-resolution 3D mapping on land.
• GPR (Ground Penetrating Radar): Uses electromagnetic energy instead of sound to map the subsurface, functioning where sonar cannot. 

Limitations of Land Sonar

• Attenuation: Sound waves dissipate quickly in air and soil compared to water, resulting in a very limited range.
• Environmental Noise: Wind and ambient noise can interfere with active sonar systems. 
• Sonar - Wikipedia"Sonar" can refer to one of two types of technology: passive sonar means listening for the sound made by vessels; active sonar mea...Wikipedia
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• Can sonar be used above the ground to recreate the inside of a room?13. dec. 2020 — Sound is not a good way to describe the shape of something. Sound travels slowly, can be absorbed by other objects, and scattered.Quora
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• LiDAR vs. Sonar: What’s the Difference? - FlyGuys12. apr. 2022 — Sonar: What's the Difference? Based on our conventional understanding, the difference between these two sensor technologies seems ...FlyGuys
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more

Sonar Technology on land - Google-

these forums are user helping other users like yourself, it's sort of going to a

physical apple store and asking other customers their advice

try Where can I send suggestions to Apple? - Apple Community

Enchantedboy wrote:

For

?

Again, regardless of your concept, there is nothing we (we are not Apple employees) can do with it. Based on what you have provided so far, I would suspect that this would be a major redesign of the Apple AirTag as the current design only incorporates Bluetooth. Incorporating sonar / voice would be on a totally new level of technology ... which I don't think Apple would consider as I would imagine it would greatly increase its selling price.

If this is a suggestion for Apple to implement, then you should provide it directly to Apple here: Product Feedback - Apple

Note that Apple typically does not take new product suggestions directly.