| 摘要 |
A buffer device includes a plurality of input ports, a plurality of first in, first out (FIFO) buffers on which information input from the plurality of input ports is written, respectively, and at least one output port, an input switch unit that writes input information on a write target buffer selected from a predetermined buffer group based on information indicating a write position in the buffers of the buffer group and switches the write target buffer to another buffer in the buffer group according to the information indicating the write position, when the information is input from the input ports assigned to the predetermined buffer group among the plurality of buffers, and an output controller that reads information from a read target buffer selected based on information indicating a read position in the buffers of the buffer group and outputs the read information to the output port. |
