Switch device, in-vehicle communication system, and communication method

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United States of America Patent

PATENT NO 11962433
APP PUB NO 20230141041A1
SERIAL NO

17911668

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Abstract

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A switch device includes a plurality of communication ports; a switch unit configured to relay a frame, which has been transmitted from a function unit and to which information including an ID of a VLAN is added, to another function unit via a communication port; and a duplication unit configured to, when the diagnosis device is connected to another switch device, duplicate the frame to be relayed via a designated communication port among the plurality of communication ports, and generate a duplicate frame for diagnosis that is a frame obtained by adding, to a duplicate frame obtained through the duplication, specific information indicating that the duplicate frame for diagnosis should be transmitted to the diagnosis device. The switch unit outputs the duplicate frame for diagnosis generated by the duplication unit from a communication port corresponding to the other switch device.

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Patent Owner(s)

  • SUMITOMO ELECTRIC INDUSTRIES LTD.; SUMITOMO WIRING SYSTEMS LTD.; AUTONETWORKS TECHNOLOGIES LTD.; 501 TOYOTA JIDOSHA KABUSHIKI KAISHA

International Classification(s)

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Amesara, Masashi Toyota, JP 11 17
Furukawa, Hisashi Toyota, JP 7 128
Go, Darmawan Yokkaichi, JP 23 6
Goto, Hideki Toyota, JP 84 630
Hagihara, Takeshi Yokkaichi, JP 77 144
Ishizuka, Shu Toyota, JP 11 17
Iwata, Akihito Osaka, JP 43 217
Izumi, Tatsuya Osaka, JP 56 335
Maeda, Hideki Yokkaichi, JP 58 610
Matsumoto, Tadashi Yokkaichi, JP 131 1214
Urayama, Hirofumi Osaka, JP 28 46

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