ELECTRONIC DEVICE FOR VEHICLE, AND METHOD AND SYSTEM FOR OPERATING ELECTRONIC DEVICE FOR VEHICLE

An electronic device for a vehicle includes a power supply configured to supply power, an interface configured to receive high-definition (HD) map data of a specified region from a server through a communication device and to receive traveling situation information of the vehicle, and at least one processor configured to continuously generate electronic horizon data of the specified region based on the HD map data in a state in which the power is received, and to adjust a speed of reception of the HD map data based on the traveling situation information.