18700146. AUTOMOTIVE COMMUNICATION SYSTEM WITH ETHERNET RING TOPOLOGY (Atieva, Inc.)
Contents
AUTOMOTIVE COMMUNICATION SYSTEM WITH ETHERNET RING TOPOLOGY
Organization Name
Inventor(s)
Gabor Lengyel of Half Moon Bay CA (US)
AUTOMOTIVE COMMUNICATION SYSTEM WITH ETHERNET RING TOPOLOGY
This abstract first appeared for US patent application 18700146 titled 'AUTOMOTIVE COMMUNICATION SYSTEM WITH ETHERNET RING TOPOLOGY
Original Abstract Submitted
A vehicle communication system comprises: Ethernet gateways, wherein each of the Ethernet gateways (i) is designated to serve as the Ethernet gateway in addition to performing other automotive functions in a vehicle: (ii) is coupled to multiple buses for respective subsystems having electronic control units (ECUs) communicating using respective automotive bus protocols; and (iii) is configured to encapsulate within Ethernet packets received communications of the respective automotive bus protocols: Automotive Ethernet cables connecting the Ethernet gateways in a ring topology, each of the Ethernet gateways connected to two others of the Ethernet gateways that are adjacent to the Ethernet gateway; and a communication matrix in each of the Ethernet gateways, wherein each of the ECUs is specified as belonging to at least one of multiple virtual local area networks (VLANs), wherein a VLAN tag is included in each of the Ethernet packets.
