On-board Unit
On-board Unit

On-board Unit

The intelligent on-board unit OBU is mainly installed inside the car to accomplish functions such as vehicle-to-road communication, and driving blind spot warning and over-the-horizon information reception. Intervene in vehicle driving behavior, realize the coordinated management and control of the regional road network, provide vehicle-road coordination support for automatic driving, and support for interactive intelligent transportation, driving safety and automatic driving applications.
Product Detail

MechanicalSize240mm×151.5mm×30mm(without antenna)
Propertiesshort-range communication antenna:300mm*φ20mm
4GAntenna size:200mm*φ19mm
MaterialGalvanized sheet
Enclosure RatingIP53
Electrical PropertiesPower SupplyDC12V
Power≤10W
Communication PropertiesFrequencyC-V2X TDD B47;5.905GHz~5.925GHz
Delayaverage<50ms
Distance≥600meters;
Low noise and unobstructed environment:>700 meters
Bandwidth10M
GNSSSatelliteBeidou、Galileo、GLONASS、GPS
PropertiesStart Timesmaller than 30S
Positioning Accuracy1.5m CEP 50% RTK 0.01m+1ppm CEP 50%
Refresh Rate≤20Hz
Function ParameterSupporting the Application Layer and Application Data Interaction Standard of the Vehicle Communication System of the Cooperative Intelligent Transportation System (T/CSAE 53-2020)(T/CSAE 157-2020)
C-V2X PropertiesSupport T/CSAE 53-2020、T/CSAE 157-2020
Environmental Properties-40℃ ~ +70℃(A class)
Humidity:10% ~ 95%


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