Phone Key-less Entry Demonstration
Convenient and Secure.

Digital Access Solutions. More Functions.

Continental's smart device based access and start 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 mobilty functionalities.

CoSmA - secure and convenient.

Ultra-wideband technology for keyless vehicle access

Continental 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.



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
  • Realtime 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
Child Presence Detection

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 Continental’s Digital Access Technology (CoSmA) and integrated Child-Presence-Detection
  • Child-Presence-Detection enables vehicle manufacturers to meet future safety targets

Continental supplies CoSmA system

With Continental’s smart device-based access solution (CoSmA for short), we offer an access system that turns mobile devices such as smartphones or smartwatches into car keys. The system comprises of a central control unit, transceivers featuring ultra-wideband radio technology and intelligent software.


     Picture Copyright: BMW

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