Automakers are exploring how personalized vehicle sensors could enhance safety by adapting to the unique body types of drivers and passengers.
A recent article from the Detroit Free Press highlights a transformative approach in automotive safety centered on customizing vehicle sensors to individual body types. This strategy aims to fundamentally enhance crash safety for those involved in accidents.
The discussion reflects the increasing belief among researchers and engineers that the next step in vehicle safety is to tailor the protection systems in the front seats to the unique characteristics of the individuals seated there. Erin Keating, an executive analyst at Cox Automotive, emphasizes that while the 5-star safety rating from the National Highway Traffic Safety Administration (NHTSA) provides some level of consumer insight, it falls short of representing the varying degrees of safety for all individuals. “The auto industry is starting to move beyond those constraints,” she notes. Instead of relying solely on standardized crash test dummies, the industry is leaning towards adaptive safety systems that can adjust parameters based on the occupant's profile.
Advancements in Occupant Classification
At the forefront of this change is the occupant classification system, which employs advanced vehicle sensors to approximate the height and weight of passengers. This data allows for more effective operation of safety systems, thus tailoring protection to the needs of the driver. Lisa Furton, who manages occupant protection performance at General Motors, explains, “Collecting accurate passenger data and adjusting vehicle protective systems accordingly is safety’s next frontier.” The promise of these technologies hinges greatly on precise data collection to inform these adaptive systems.
Challenges in Personalization
Despite the optimism surrounding personalized vehicle safety, experts acknowledge that achieving highly customized protection systems may still be years, if not decades, down the road. Dr. Steward Wang, a professor emeritus of surgery at the University of Michigan and a former principal investigator for the Crash Injury Research Engineering Network (CIREN), articulates this perspective. “We’re still a number of decades away from getting a good human body model that can predict all injuries. The current models are making progress but still lack comprehensive representation of the population,” he says.
Differing injury patterns and severities between men and women of various sizes pose an additional challenge, often complicating the development of solutions that safeguard everyone uniformly. Yet, Dr. Wang advocates for incorporating a broader variety of body types into crash test scenarios, pointing out that if a driver can't sit securely due to their size, the vehicle has no means of knowing how best to protect them. “Without advanced sensor technology and some degree of artificial intelligence, a vehicle can’t know,” he insists.
The Importance of Data Collection
According to Jason Hallman, senior manager at Toyota’s Collaborate Safety Research Center, the current safety systems in vehicles are designed to cover a broad spectrum of the population, but more comprehensive data collection is crucial. This data must be rigorously analyzed and verified before automakers can make substantive changes to their vehicles. The industry's commitment to gathering diverse data will be essential for crafting effective safety measures that truly serve all drivers.
Jessica Jermakian, senior vice president for vehicle research at the Insurance Institute for Highway Safety (IIHS), echoes these sentiments. She states that the ultimate goal of this research is not necessarily to create a restraint system tailored for each individual, which might be overly challenging, but to develop robust systems that perform reliably across various scenarios. “The Holy Grail would be one that is somewhat adaptable,” she concludes, underscoring the need for systems that provide adequate protection in real-world conditions, even if they aren't perfect replicas of controlled crash tests.
Looking Ahead
As advanced technologies in data collection and sensor systems evolve, the potential for personalized vehicle safety grows. The auto industry’s shift towards adaptive safety measures reflects a commitment to improving driver and passenger safety by addressing the varied needs of the human body. If the industry can continue to innovate and refine these approaches, it could significantly reduce injuries across diverse demographics, paving the way for a future where cars truly understand and respond to their occupants' safety requirements.
Ultimately, while the goal of achieving personalized safety systems may seem ambitious, it represents a forward-looking vision that could redefine vehicle safety standards for years to come.
Featured image: EduardHarkonen/iStock
