US2021339764A1PendingUtilityA1

System and method for detecting and/or preventing automation expectation mismatch in vehicle

Assignee: VOLVO CAR CORPPriority: Oct 17, 2018Filed: Jul 19, 2021Published: Nov 4, 2021
Est. expiryOct 17, 2038(~12.2 yrs left)· nominal 20-yr term from priority
B60K 2360/149G06V 20/597B60W 2050/143B60W 50/085B60W 2040/0818B60W 40/08B60K 28/066B60W 30/12B60W 50/16B60W 40/09G06K 9/00845G05D 1/021B60K 35/10
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Claims

Abstract

The present invention relates to a method of evaluating a current risk of mismatch between actual driving automation capabilities of a vehicle and driving automation capabilities of the vehicle expected by a driver. The method comprises monitoring at least one physical property of the driver indicative of a gaze direction; determining a first visual attention metric value indicative of a level of visual attention to the road ahead; comparing the first visual attention metric value to a first threshold value; and providing, when the comparison indicates that the current level of visual attention to the road is lower than the first threshold level, a signal indicative of an elevated risk of expectation mismatch.

Claims

exact text as granted — not AI-modified
1 . A driving automation method for a vehicle, said method comprising the steps of:
 identifying a lane of a road traveled by the vehicle;   controlling a steering of the vehicle towards keeping the vehicle within a first regulation corridor in said lane, said first regulation corridor having a first width; and   intermittently controlling the steering of the vehicle towards keeping the vehicle within a second regulation corridor in said lane, said second regulation corridor having a second width greater than said first width.

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