DEVICE SWITCHING METHOD AND OPTICAL COMMUNICATION SYSTEM
Number of patents in Portfolio can not be more than 2000
United States of America
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Issued Date -
Mar 20, 2025
app pub date -
Jan 24, 2022
filing date -
Jan 24, 2022
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Abstract
There is provided a device switching method in an optical communication system including an upper-layer device, a switching source optical subscriber line terminal station device that is a device switching source, a switching destination optical subscriber line terminal station device that is a device switching destination, and an optical branching unit to which the switching source optical subscriber line terminal station device and the switching destination optical subscriber line terminal station device are connected. The optical branching unit has a branching ratio of M:N and has M first ports and N second ports. The switching source optical subscriber line terminal station device is connected to one first port, and the switching destination optical subscriber line terminal station device is connected to any of the remaining first ports of the M first ports. The device switching method starts communication by the switching destination optical subscriber line terminal station device after setting.
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