Patent ID: 11862494
Assignee: CHANGXIN MEMORY TECHNOLOGIES, INC.
Field: Measurement (Instruments)
Classification: CPC H  B  G | IPC B  G  H

Claim 9:
10. The crane monitoring method of claim 9, wherein after starting, by the second detection apparatus, the detection of whether there is a foreign matter between the crane and the FOUP load port after receiving the start control signal, and stopping, by the second detection apparatus, the detection after receiving the stop control signal, the crane monitoring method further comprises:
conveying a Front Opening Unified Pod (FOUP) between the crane and the FOUP load port after the second detection apparatus detects that there is no foreign matter between the crane and the FOUP load port; and
detecting, by the second detection apparatus, a conveying speed of the FOUP and whether the FOUP is inclined when the FOUP is conveyed between the crane and the FOUP load port, to determine whether the FOUP is abnormal during conveyance.