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Convenient and Secure.

Digital Access Solutions.

More Functions.

AUMOVIO's convenient smart device based access solution.

CoSmA allows the driver to access and start the vehicle by using a digital key on a smart device. Offering a completely new user experience, this system meets the demands of the mobile society with a new level of comfort, security and new mobility functionalities.

CoSmA - secure and convenient.

Ultra-wideband technology for keyless vehicle access

AUMOVIO is a pioneer of the car access system integration:
We digitalize the access experience for a maximum driver convenience. With our new access systems based on Ultra-Wideband, we enable a handsfree smartphone access with the same level of convenience as with state-of-the-art keys.
A woman stands on the sidewalk next to a parked silver car with digital waves and blue lights illustrating the vehicle's sensor or smart key technology. Nearby, there is a tree and benches along the paved street.

Ultra-Wideband

The new key generation
  • Hands-free access and start
  • High performance relay attack defense
  • Enhanced smart device localization via UWB
  • Precise proximity determination to support secure access and start authentication
  • Virtual Key Management
  • Enabler for Digital Key Sharing and user centric functions e.g. remote parking (Complete UWB eco-system)​
  • Full system solution expertise including Connected Car Consortium compliance in all access technologies

Technical Solution

Precise localization is key
  • Short-range, high-bandwidth communication based on UWB technology
  • Centimeter-precise location (ToF/ Time-Of-Flight) of smart device and secure distance measurement
  • Real-time precise positioning calculation (inside / outside vehicle fulfilling Thatcham)
  • Advanced algorithm to detect inside-outside location of smartphone
  • UWB/ Bluetooth® Low Energy transceivers inside and outside of vehicle
  • NFC as backup solution
A woman stands on the sidewalk next to a parked silver car with digital waves and blue lights illustrating the vehicle's sensor or smart key technology. Nearby, there is a tree and benches along the paved street.

Child Presence Detection using Ultra-Wideband

Expanding digital access technology by live-saving feature
  • Child Presence Detection function identifies children left-behind inside the vehicle and triggers a warning
  • System based on innovative ultra-wideband technology with sensing features    
  • Interoperability of AUMOVIO’s Digital Access Technology (CoSmA) and integrated Child-Presence-Detection
  • Child Presence Detection enables vehicle manufacturers to meet future safety targets

AUMOVIO supplies CoSmA system

With AUMOVIO’s convenient smart device-based access solution, we offer an access system that turns mobile devices such as smartphones or smartwatches into car keys. The system consists of a central control unit, transceivers featuring ultra-wideband radio technology and intelligent software.
A hand holds a smartphone displaying a car unlocking app near a white car. An award trophy is visible in the background, partially overlapping the car door.

PACE Innovation Partnership Award 2022

Collaboration on the digital access solution technology CoSmA

AUMOVIO's convenient smart device-based access solution allows drivers to access and start their vehicle by using digital key on their smartphone. The hands-free access is the first available ultra-wideband based solution on the market today, setting the standard for vehicle access technology.

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