A Comprehensive Review of Unobtrusive Biosensing in Intelligent Vehicles: Sensors, Algorithms, and Integration...

Area of Science:

• Biomedical Engineering
• Automotive Safety
• Human-Computer Interaction

Background:

• In-vehicle monitoring of physiological signals is an emerging field.
• Current research aims to reduce traffic accidents caused by driver error.
• A comprehensive review of this nascent field is lacking.

Purpose of the Study:

• To review current research and findings in in-vehicle physiological monitoring.
• To identify future directions and potential applications.
• To provide insights for researchers in robust and accurate in-vehicle biosensing.

Main Methods:

• Review of existing literature on in-vehicle physiological monitoring.
• Analysis of various physiological sensors and their placement.
• Discussion of challenges such as unobtrusive sensing, motion cancellation, and privacy.

Main Results:

• Several physiological sensors and their in-vehicle applications are presented.
• Key challenges including motion artifacts and privacy concerns are identified.
• Current industrial and academic prototypes are reviewed.

Conclusions:

• In-vehicle biosensing holds promise for enhancing driver safety.
• Addressing challenges in unobtrusive sensing and data privacy is crucial.
• This review offers valuable insights for advancing the field of automotive biosensing.