Feature
Specification
Download
Digital Key

•      Compliant with CCC (Car Connectivity Consortium) digital Key features (NFC, BLE, UWB)
•      UWB for Key ranging and positioning (up to +/- 10cm accuracy).    
•      BLE for accuracy improvement, hardware encryption and decryption.     
•      NFC for backup access for low-battery situation (to open door or engine start) 


Application


UWB Radar application (Child Presence Detection)

•  Prevent tragic incidents of children being left in hot cars significantly reducing the risk of heatstroke and death.

Radar quantity in car  1 2 3
Installation position Headliner  A, B pillar  Seat-backs or 
A, B pillar
Functions CPD CPD
Seat Locations
Comfort Sensing
Respiration Sensing
CPD
Seat Locations
Comfort Sensing
Respiration Sensing
Heartbeat Sensing
Note: The installation configuration and radar quantity may vary depending on the 3rd party algorithm used in different cars.
Main Board

Main ICs 

NXP S32K146 

 

NXP KW45 

NXP NCJ29D6 

Function & Interface 

CAN BUS 

USB Type C  

NFC 

Bluetooth Low Energy 5.3 

UWB (Ultra-Wideband) Radar 

Child Presence Detection 

CCC Digital Key 

GPIOs 

Operating Voltage 

6~16V 

Nominal Voltage 

12V 

Dimension 

PCBA: 100mm X 100mm 


Anchors

Main ICs 

NXP KW45 

NXP NCJ29D6 

Function & Interface 

Bluetooth Low Energy 5.3 

UWB (Ultra-Wideband) ranging 

Operating Voltage 

12V  

Dimension 

PCBA: 953mm X 526mm 


Key Fob

Main ICs 

NXP KW45 

 

 

NXP NCJ29D6 

Function & Interface 

CCC Digital Key 

NFC 

Bluetooth Low Energy 5.3 

UWB (Ultra-Wideband) ranging 

Motion Sensor for power saving 

Operating Voltage 

2.5~3.6V   (3V, CR2477) 

Dimension 

PCBA: 551mm X 290mm 

Title
Document Type
Date
UWB_flyer_R01
Product Brief PDF
2025/01/14
UWB_flyer_JP_R01
Product Brief PDF
2025/01/14
For detail technical data sheet, please contact our customer service : https://ame.inventec.com/support