Patent ID: 11921431
Assignee: TAIWAN SEMICONDUCTOR MANUFACTURING COMPANY LTD.
Field: Optics (Instruments)
Classification: CPC G | IPC G

Claim 18:
19. The system of claim 18, further comprising:
a load port coupled to an exterior of the mask inspection tool,
wherein the processor is further configured to:
in response to determining that the empty mask pod requires a swap with a new mask pod, provide a signal which causes the automatic transport tool to swap the empty mask pod with the new mask pod before the selected period of time lapses, including:
provide a signal which causes the automatic transport tool to place the new mask pod on the load port of the mask inspection tool;
provide a signal which causes the automatic transport tool to remove the mask from the mask inspection tool; and
provide a signal which causes the automatic transport tool to place the mask inside the new mask pod.