Phone Key-less Entry Demonstration

Digital Access Solutions. More Functions

Convenient and secure.


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 mobility  functionalities.

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.

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


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

     Picture Copyright: BMW

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