A vehicle pre-collision countermeasure system is provided has a communication component, a rear collision predicting component and an acceleration countermeasure component. The communication component conducts a direct communications with other vehicles, including broadcasting vehicle parameter iden
A vehicle pre-collision countermeasure system is provided has a communication component, a rear collision predicting component and an acceleration countermeasure component. The communication component conducts a direct communications with other vehicles, including broadcasting vehicle parameter identifiers of a host vehicle equipped with the communication component and receiving vehicle parameter identifiers of a following vehicle. The rear collision predicting component predicts a likelihood of a potential rear collision event occurring in the host vehicle based on the vehicle parameter identifiers of the following vehicle. The acceleration countermeasure component accelerates the host vehicle in response to the rear collision predicting component predicting that the potential rear collision event is likely to occur with the following vehicle.
대표청구항▼
What is claimed is: 1. A vehicle pre-collision countermeasure system comprising: a communication component configured to conduct a direct communications with other vehicles, including broadcasting vehicle parameter identifiers of a host vehicle equipped with the communication component and receivin
What is claimed is: 1. A vehicle pre-collision countermeasure system comprising: a communication component configured to conduct a direct communications with other vehicles, including broadcasting vehicle parameter identifiers of a host vehicle equipped with the communication component and receiving vehicle parameter identifiers of a following vehicle; a rear collision predicting component configured to predict a likelihood of a potential rear collision event occurring in the host vehicle based on the vehicle parameter identifiers of the following vehicle; and an acceleration countermeasure component configured to accelerate the host vehicle in response to the rear collision predicting component predicting that the potential rear collision event is likely to occur with the following vehicle, the communication component including a regular broadcast channel and a high priority channel with the communication component configured to use the regular broadcast channel prior to initially predicting that the potential rear collision event is likely to occur and to use the high priority channel after initially predicting that the potential rear collision event is likely to occur. 2. The vehicle pre-collision countermeasure system according to claim 1, further comprising a forward obstacle detection component configured to determine if an obstacle exists in front of the host vehicle; and a countermeasure prohibiting component configured to prohibit the acceleration countermeasure component from accelerating the host vehicle in response to the forward obstacle detection component determining that the obstacle exists in front of the host vehicle. 3. The vehicle pre-collision countermeasure system according to claim 1, wherein the communication component includes a wireless communication device. 4. The vehicle pre-collision countermeasure system according to claim 1, wherein the rear collision predicting component is further configured to use at least a following vehicle position and a following vehicle velocity as the vehicle parameter identifiers to predict that the potential rear collision event is likely to occur with the following vehicle. 5. The vehicle pre-collision countermeasure system according to claim 2, wherein the communication component includes a dedicated short-wave radio communication device. 6. The vehicle pre-collision countermeasure system according to claim 2, wherein the rear collision predicting component is further configured to use at least a following vehicle position and a following vehicle velocity as the vehicle parameter identifiers to predict that the potential rear collision event is likely to occur with the following vehicle. 7. The vehicle pre-collision countermeasure system according to claim 3, wherein the rear collision predicting component is further configured to use at least a following vehicle position and a following vehicle velocity as the vehicle parameter identifiers to predict that the potential rear collision event is likely to occur with the following vehicle. 8. A vehicle pre-collision countermeasure method comprising: conducting direct two way communications between a preceding vehicle and a following vehicle in which the preceding and following vehicles transmit preceding and following vehicle parameter identifiers, respectively, to each other such that the preceding vehicle receives the following vehicle parameter identifiers; predicting a likelihood of a potential rear collision event occurring in the preceding vehicle at least partially based on the following vehicle parameter identifiers received from the following vehicle during the two way communications; and accelerating the preceding vehicle based on a prediction that the potential rear collision event is likely to occur with the following vehicle, the conducting of the direct two way communications including using a regular broadcast channel prior to initially predicting that the potential rear collision event is likely to occur and using a high priority channel after initially predicting that the potential rear collision event is likely to occur. 9. The vehicle pre-collision countermeasure method according to claim 8, further comprising determining if an obstacle exist in front of the preceding vehicle; and prohibiting the acceleration of the preceding vehicle in response to the determining that the obstacle exist in front of the preceding vehicle. 10. The vehicle pre-collision countermeasure method according to claim 8, wherein the direct two way communications includes using a dedicated short-wave radio communication device. 11. The vehicle pre-collision countermeasure method according to claim 8, wherein the predicting of the likelihood of the potential rear collision event occurring includes using at least a following vehicle position and a following vehicle velocity as the vehicle parameter identifiers to predict that the potential rear collision event is likely to occur with the following vehicle. 12. The vehicle pre-collision countermeasure method according to claim 9, wherein the direct two way communications includes using a dedicated short-wave radio communication device. 13. The vehicle pre-collision countermeasure method according to claim 9, wherein the predicting of the likelihood of the potential rear collision event occurring includes using at least a following vehicle position and a following vehicle velocity as the vehicle parameter identifiers to predict that the potential rear collision event is likely to occur with the following vehicle. 14. The vehicle pre-collision countermeasure method according to claim 10, wherein the predicting of the likelihood of the potential rear collision event occurring includes using at least a following vehicle position and a following vehicle velocity as the vehicle parameter identifiers to predict that the potential rear collision event is likely to occur with the following vehicle. 15. A vehicle pine-collision countermeasure system comprising: a communication component configured to conduct a direct communications with other vehicles, including broadcasting vehicle parameter identifiers of a host vehicle equipped with the communication component and receiving vehicle parameter identifiers of a following vehicle; a rear collision predicting component configured to predict a likelihood of a potential rear collision event occurring in the host vehicle based on the vehicle parameter identifiers of the following vehicle; and an acceleration countermeasure component configured to accelerate the host vehicle in response to the rear collision predicting component predicting that the potential rear collision event is likely to occur with the following vehicle, the communication component including a regular broadcast channel and a high priority channel with the communication component configured to use the regular broadcast channel prior to initially predicting that the potential rear collision event is likely to occur and to use the high priority channel in response to and during initially predicting that the potential rear collision event is likely to occur, the communication component being further configured to send a request to the following vehicle for switching from the regular broadcast channel to the high priority channel in response to initially predicting that the potential rear collision event is likely to occur. 16. A vehicle pre-collision countermeasure method comprising: conducting direct two way communications between a preceding vehicle and a following vehicle in which the preceding and following vehicles transmit preceding and following vehicle parameter identifiers, respectively, to each other such that the preceding vehicle receives the following vehicle parameter identifiers; predicting a likelihood of a potential rear collision event occurring in the preceding vehicle at least partially based on the following vehicle parameter identifiers received from the following vehicle during the two way communications; and accelerating the preceding vehicle based on a prediction that the potential rear collision event is likely to occur with the following vehicle, the conducting of the direct two way communications incitiding using a regular broadcast channel prior to initially predicting that the potential rear collision event is likely to occur and using a high priority channel in response to initially predicting that the potential rear collision event is likely to occur, the conducting of the direct two way communications further including sending a request to the following vehicle for switching from the regular broadcast channel to the high priority channel in response to initially predicting that the potential rear collision event is likely to occur. 17. The vehicle pre-collision countermeasure system according to claim 5, wherein the dedicated short-wave radio communication device is configured to use dedicated short range communications (DSRC) in 5.9 GHz band. 18. The vehicle pre-collision countermeasure method according to claim 10, wherein the dedicated short-wave radio communication device is configured to use dedicated short range communications (DSRC) in 5.9 GHz band. 19. The vehicle pre-collision countermeasure system according to claim 1, wherein the acceleration countermeasure component is configured to output a signal to accelerate the host vehicle after initially predicting that the potential rear collision event is likely to occur. 20. The vehicle pre-collision countermeasure method according to claim 8, wherein the accelerating the preceding vehicle includes outputting a signal to accelerate the preceding vehicle after initially predicting that the potential rear collision event is likely to occur. 21. A vehicle pre-collision countermeasure system comprising: a communication component configured to conduct a direct communications with other vehicles, including broadcasting vehicle parameter identifiers of a host vehicle equipped with the communication component and receiving vehicle parameter identifiers of a following vehicle; and a rear collision predicting component configured to predict a likelihood of a potential rear collision event occurring in the host vehicle based on the vehicle parameter identifiers of the following vehicle, the communication component including a regular broadcast channel and a high priority channel with the communication component configured to use the regular broadcast channel prior to initially predicting that the potential rear collision event is likely to occur and to use the high priority channel in response to and during initially predicting that the potential rear collision event is likely to occur. 22. The vehicle pre-collision countermeasure system according to claim 21, further comprising a vehicle parameter adjusting component configured to adjust a vehicle parameter of the host vehicle in response to the rear collision predicting component predicting that the potential rear collision event is likely to occur with the following vehicle. 23. The vehicle pre-collision countermeasure system according to claim 22, wherein the vehicle parameter adjusting component is an acceleration countermeasure component configured to accelerate the host vehicle in response to the rear collision predicting component predicting that the potential rear collision event is likely to occur with the following vehicle. 24. The vehicle pre-collision countermeasure system according to claim 23, further comprising a forward obstacle detection component configured to determine if an obstacle exists in front of the host vehicle; and a countermeasure prohibiting component configured to prohibit the acceleration countermeasure component from accelerating the host vehicle in response to the forward obstacle detection component determining that the obstacle exists in front of the host. 25. The vehicle pre-collision countermeasure system according to claim 21, wherein the communication component includes a wireless communication device. 26. The vehicle pre-collision countermeasure system according to claim 21, wherein the rear collision predicting component is further configured to use at least a following vehicle position and a following vehicle velocity as the vehicle parameter identifiers to predict that the potential rear collision event is likely to occur with the following vehicle. 27. The vehicle pre-collision countermeasure system according to claim 21, wherein the communication component includes a dedicated short-wave radio communication device. 28. The vehicle pre-collision countermeasure system according to claim 24, wherein the rear collision predicting component is further configured to use at least a following vehicle position and a following vehicle velocity as the vehicle parameter identifiers to predict that the potential rear collision event is likely to occur with the following vehicle. 29. The vehicle pre-collision countermeasure system according to claim 25, wherein the rear collision predicting component is further configured to use at least a following vehicle position and a following vehicle velocity as the vehicle parameter identifiers to predict that the potential rear collision event is likely to occur with the following vehicle. 30. A vehicle pre-collision countermeasure system comprising: a communication component configured to conduct a direct communications with other vehicles, including broadcasting vehicle parameter identifiers of a host vehicle equipped with the communication component and receiving vehicle parameter identifiers of a following vehicle; and a rear collision predicting component configured to predict a likelihood of a potential rear collision event occurring in the host vehicle based on the vehicle parameter identifiers of the following vehicle, the communication component including a regular broadcast channel and a high priority channel with the communication component configured to use the regular broadcast channel prior to initially predicting that the potential rear collision event is likely to occur and to use the high priority channel in response to and during initially predicting that the potential rear collision event is likely to occur, the communication component being further configured to send a request to the following vehicle for switching from the regular broadcast channel to the high priority channel in response to initially predicting that the potential rear collision event is likely to occur. 31. The vehicle pre-collision countermeasure system according to claim 27, wherein the dedicated short-wave radio communication device is configured to use dedicated short range communications (DSRC) in 5.9 GHz band. 32. The vehicle pre-collision countermeasure system according to claim 22, wherein the vehicle parameter adjusting component is configured to output a signal to change the vehicle parameter of the host vehicle after initially predicting that the potential rear collision event is likely to occur. 33. The vehicle pre-collision countermeasure system according to claim 15, wherein the communication component is further configured to switch from the regular broadcast channel to the high priority channel after sending the request to the following vehicle for switching from the regular broadcast channel to the high priority channel. 34. The vehicle pre-collision countermeasure method according to claim 16, wherein the conducting of the direct two way communications further includes switching from the regular broadcast channel to the high priority channel after sending the request to the following vehicle for switching from the regular broadcast channel to the high priority channel. 35. The vehicle pre-collision countermeasure system according to claim 30, wherein the communication component is further configured to switch from the regular broadcast channel to the high priority channel after sending the request to the following vehicle for switching from the regular broadcast channel to the high priority channel. 36. The vehicle pre-collision countermeasure system according to claim 1, wherein the communication component is configured to use the high priority channel that enables the direct communications to be conducted at a faster rate than the regular broadcast channel. 37. The vehicle pre-collision countermeasure method according to claim 8, wherein the conducting of the direct two way communications further includes using the high priority channel that enables the direct two way communications to be conducted at a faster rate than the regular broadcast channel. 38. The vehicle pre-collision countermeasure system according to claim 21, wherein the communication component is configured to use the high priority channel that enables the direct communications to be conducted at a faster rate than the regular broadcast channel. 39. The vehicle pre-collision countermeasure system according to claim 1, wherein the communication component is further configured to send additional kinematics information of the host vehicle as well as the vehicle parameter identifiers of the host vehicle in response to initially predicting that the potential rear collision event is likely to occur. 40. The vehicle pre-collision countermeasure system according to claim 39, wherein the communication component is further configured to send the additional kinematics information of the host vehicle on the high priority channel. 41. The vehicle pre-collision countermeasure system according to claim 40, wherein the communication component is further configured to receive an additional kinematics information of the following vehicle, and the rear collision predicting component is further configured to use the additional kinematics information of the following vehicle to predict the likelihood of the potential rear collision event occurring in the host vehicle. 42. The vehicle pre-collision countermeasure method according to claim 8, wherein the conducting of the direct two way communications further includes sending additional kinematics information of the host vehicle as well as the vehicle parameter identifiers of the host vehicle in response to initially predicting that the potential rear collision event is likely to occur. 43. The vehicle pre-collision countermeasure method according to claim 42, wherein the conducting of the direct two way communications further includes sending the additional kinematics information of the host vehicle on the high priority channel. 44. The vehicle pre-collision countermeasure method according to claim 43, wherein the conducting of the direct two way communications further includes receiving an additional kinematics information of the following vehicle, and the predicting of the likelihood of the potential rear collision event occurring includes using the additional kinematics information of the following vehicle to predict the likelihood of the potential rear collision event occurring in the host vehicle. 45. The vehicle pre-collision countermeasure system according to claim 21, wherein the communication component is further configured to send additional kinematics information of the host vehicle as well as the vehicle parameter identifiers of the host vehicle in response to initially predicting that the potential rear collision event is likely to occur. 46. The vehicle pre-collision countermeasure system according to claim 45, wherein the communication component is further configured to send the additional kinematics information of the host vehicle on the high priority channel. 47. The vehicle pre-collision countermeasure system according to claim 46, wherein the communication component is further configured to receive an additional kinematics information of the following vehicle, and the rear collision predicting component is further configured to use the additional kinematics information of the following vehicle to predict the likelihood of the potential rear collision event occurring in the host vehicle.
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이 특허에 인용된 특허 (10)
Wehner, Lawrence C.; DePrez, Mary K.; Crowder, Michael A., Communicating position information between vehicles.
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