| 摘要 |
FIELD: transport.SUBSTANCE: invention relates to railroad transport. Automotive onboard info system comprises electronic unit, digital display, loud speaker, miniature video cameras, switchboard and memory unit. Additionally, second switchboard, distance meter and switches. Electronic unit compares distance to and speed of approach to oncoming vehicles to warn the driver about impossibility of overtaking or changing the lane in case the following inequalityis observed where D is distance to vehicle at head lane or that of changing the lane, Vis speed of approach to the vehicle, tis minimum time required for overtaking or changing the lane.EFFECT: higher traffic safety.1 dwg |
