Automotive packet data switch with pipeline diversity

    公开(公告)号:US11470020B2

    公开(公告)日:2022-10-11

    申请号:US16944061

    申请日:2020-07-30

    Applicant: NXP B.V.

    Abstract: Embodiments of a method and device are disclosed. In an embodiment, an in-vehicle network interface device includes a data port to send and receive data packets, a plurality of packet processing pipelines coupled to the data port, each to inspect a single data packet to determine an action to perform on the single data packet, and a safety module to receive the determined action from each packet processing pipeline and to select one of the determined actions to perform on the single data packet and to cause a selected one of the packet processing pipelines to perform the selected action.

    Communication devices and methods with power transfer over isolation for wake-up

    公开(公告)号:US10313162B1

    公开(公告)日:2019-06-04

    申请号:US15965532

    申请日:2018-04-27

    Applicant: NXP B.V.

    Abstract: The embodiments described herein provide communication devices and methods that can facilitate communication between galvanically isolated systems. Specifically, the embodiments facilitate communication to a galvanically isolated system that is shut down without requiring that this shutdown system consume its own power while it is shutdown. To facilitate this, the communication devices and methods provide a wake-up device on the side of the shutdown system and facilitate the transfer of power across the galvanic isolation to the wake-up device when communication to the shutdown system is needed. With the wake-up device powered using power that was transferred across the galvanic isolation, the wake-up device can perform the actions needed to wake up the shutdown system, and can thus facilitate communication between the galvanically isolated systems. Thus, communication between galvanically isolated systems is facilitated without requiring that the shutdown system consume its own power during shutdown periods.

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