Message broadcast system and method for vehicular network
AssigneeNational Tsing Hua University
InventorsLien-Wu Chen, Yu-Chee Tseng
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Abstract
The present invention provides a message broadcast system and method for vehicular network. The system comprises a positioning device, a transmitting device and a processing device. The positioning device positions a location data of a vehicle. The transmitting device transmits a first packet to a neighbor vehicle. The processing device is coupled to the positioning device and transmitting device. The processing device determines the transmitting device transmits a second packet to the neighbor vehicle when the vehicle is in a section of crossroads. The processing device determines whether the vehicle is in a section of crossroads or a road section according to a third packet periodically transmitted from the neighbor vehicle.
Claims10
A message broadcast system for a vehicular network, comprising:
- a positioning device, positioning a vehicle to acquire a first location data;
- a transmitting device, executing data transmission with a neighbor vehicle through a first packet;
- and
- a processing device, coupled to the positioning device and the transmitting device;
- wherein the processing device determines that the transmitting device transmits a second packet to the neighbor vehicle when the vehicle is in a section of crossroads;
- and the processing device determines whether the vehicle is in a section of crossroads or a road section according to a third packet periodically transmitted from the neighbor vehicle.
A message broadcast method for a vehicular network, comprising:
- a positioning step, acquiring a location data through a positioning system;
- transmitting a first packet to a first vehicle within a signal reachable range;
- and
- a crossroads section determining step to determine whether the first vehicle is in a section of crossroads or not according to a driving direction of a second vehicle near the first vehicle;
- wherein the location data comprises a driving direction corresponding to the first vehicle and the first packet comprises the location data.
Dependencies are inferred from the claim text.