Patent ID: 11952027
Assignee: NUCTECH COMPANY LIMITED
Field: Transport (Mechanical engineering)
Classification: CPC B | IPC B

Claim 9:
10. The train safety inspection method according to claim 5, wherein judging at least one of the type and the traveling situation of the inspected train according to the acquired overall feature information by the identification device comprises: extracting a feature parameter of the inspected train from the acquired overall feature information, to determine a traveling speed of the inspected train by the identification device;
wherein extracting a feature parameter of the inspected train from the acquired overall feature information, to determine the traveling speed of the inspected train by the identification device comprises:
selecting a first position and a second position along a direction of the inspected train from far to near within a field of view of a camera;
acquiring a frame number and a required time of the inspected train from the first position to the second position in a video, to acquire a frame rate of the inspected train from the first position to the second position in the video; and
comparing the frame rate of the inspected train with the frame rate of the inspected train at a preset traveling speed, to acquire the traveling speed of the inspected train.