Patent ID: 8688312

Claim:
A driving assistance system for vehicle, comprising: a traveling condition detection unit that detects a traveling condition of a vehicle; a drive operation detection unit that detects a drive operation by a driver; a drive diagnosis unit that detects, as an index for drive diagnosis, a distribution of a parameter representing safety awareness and operation preference characteristics of the driver based upon the traveling condition detected by the traveling condition detection unit and the drive operation detected by the drive operation detection unit, and diagnoses a drive operation of the driver from the detected index; an information setting unit that comprises a processor to evaluate a drive diagnosis result by the drive diagnosis unit in accordance with evaluation criteria so as to set a content of information provision to the driver, with the evaluation criteria including a first evaluation criterion based upon an operating condition of that day of the driver and a second evaluation criterion based upon a usual operating condition of the driver, wherein the usual operating condition is an operating condition of the driver over a greater period of time than that of the operating condition of that day, and the amount of data corresponding to the usual operating condition is greater than that of the operating condition of that day; and an information provision unit that is controlled by the processor of the information setting unit to perform information provision to the driver with a content set by the information setting unit, wherein: the information setting unit evaluates the drive diagnosis result with the evaluation criteria, and, depending upon an evaluation result, sets an alarm or an operation improvement suggestion as the content of information provision, wherein the operation improvement suggestion praises improvement of the driver operation of the driver.