Fujitsu Corporation

Sharp Corporation

Tomotoshi Sato

Masataka Hoshino

The opto-electronic integrated circuit device comprises an optical switchprovided in an input portof a first input/output portover a substrateand changing over an optical path of an optical signal inputted from the input portand outputting the optical signal through one of a plurality of output terminalsan opto-electric conversion elementoptically connected to one of the plural output terminals of the optical switchand converting the optical signal outputted from one of the output terminalsof the optical switchto an electric signal and inputting the converted electric signal in a semiconductor elementmounted over the substrateand an optical waveguideoptically connected to another of the plural output terminalof the optical switchand outputting the optical signal outputted from said another output terminalof the optical switchthrough an output portof a second input/output portover the substrate

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Mie, Japan

Tomotoshi Sato