US 12,444,242 B2
Abnormal sound diagnosis system
Yu Ueda, Toyota (JP)
Assigned to TOYOTA JIDOSHA KABUSHIKI KAISHA, Toyota (JP)
Filed by TOYOTA JIDOSHA KABUSHIKI KAISHA, Toyota (JP)
Filed on May 5, 2023, as Appl. No. 18/143,882.
Claims priority of application No. 2022-115930 (JP), filed on Jul. 20, 2022.
Prior Publication US 2024/0029479 A1, Jan. 25, 2024
Int. Cl. G07C 5/00 (2006.01); G07C 5/08 (2006.01)
CPC G07C 5/008 (2013.01) [G07C 5/085 (2013.01)] 6 Claims
OG exemplary drawing
 
1. An abnormal sound diagnosis system, comprising:
a server, the server comprising a controller; and
an inquiry terminal, wherein:
the controller is configured to specify a cause of an abnormal sound of a vehicle, wherein, in a case where input of data of a part of a plurality of items needed for a diagnosis is received, an item of which data is to be input next is changed based on the received data,
the inquiry terminal is configured to measure, via a plurality of microphones around an engine of the vehicle, a sound generated in a portion of the vehicle as the item of which the data is to be input next, and cause a display to display and transmit measured sound data via the plurality of microphones and associated with the sound to the controller,
the controller is configured to select the measured sound data obtained and transmitted from the inquiry terminal,
in a case where the input of the data of the part of the plurality of items is received, the controller is configured to select an item of the plurality of items having a possibility that candidates for the cause of the abnormal sound are able to be most reduced as the item of which the data is to be input next,
a first item of the plurality of items includes a plurality of first contents and a second item of the plurality of items includes a plurality of second contents,
the controller is configured to set a first score as one point for one of the plurality of first contents or the plurality of second contents in which the candidates are narrowed down to one,
the controller is configured to set a second score for one of the plurality of first contents or the plurality of second contents in which the candidates are not narrowed down to one,
the controller is configured to sum up the first score in the first item and the second score in the second item, and
the controller is configured to select the item of the plurality of items having a highest total score as the item of which the data is to be input next.