Electronic control unit and electric power steering apparatus having the same
    273.
    发明授权
    Electronic control unit and electric power steering apparatus having the same 有权
    电子控制单元和具有该控制单元的电动助力转向装置

    公开(公告)号:US09555828B2

    公开(公告)日:2017-01-31

    申请号:US14582877

    申请日:2014-12-24

    Abstract: In an electronic control unit, high-heat-generating devices are mounted on a first surface or a second surface of a board, a heat-dissipating member is located facing the first surface of the board, and a heat-conducting member is located between the board and the heat-dissipating member. The heat-conducting member is in contact with the high-heat-generating devices to transfer heat of the high-heat-generating devices to the heat-dissipating member. A ratio of the number of the high-heat-generating devices mounted on the board to the number of the high-heat-generating devices arranged inside a first limited region of the first surface or a second limited region of the second surface is greater than a predetermined ratio. The second limited region is located at a position corresponding to the first limited region.

    Abstract translation: 在电子控制单元中,高温发生装置安装在板的第一表面或第二表面上,散热构件面向板的第一表面定位,并且导热构件位于 板和散热构件。 导热构件与高发热装置接触,以将高发热装置的热传递到散热构件。 安装在板上的高发热装置的数量与布置在第一表面的第一有限区域内的高发热装置的数量或第二表面的第二限制区域的数量的比率大于 预定比例。 第二有限区域位于与第一有限区域对应的位置。

    Fault containment routing
    276.
    发明授权
    Fault containment routing 有权
    故障控制路由

    公开(公告)号:US09510439B2

    公开(公告)日:2016-11-29

    申请号:US14297825

    申请日:2014-06-06

    Abstract: Systems and methods described herein provide for a circuit board having multiple fault containment regions therein. The circuit board includes a first fault containment region defined, at least in part, by first and second metal layers coupled to ground. The first fault containment region includes a first signal layer between the first and second metal layers, a third metal layer between the first and second metal layers, the third metal layer connected to the first signal layer to provide a return path for the first signal layer, and a fourth metal layer between the first and second metal layers, the fourth metal layer connected to the first signal layer to provide power to the first signal layer. The circuit board also includes a second fault containment region in a plurality of layers below the first fault containment region.

    Abstract translation: 本文所述的系统和方法提供了其中具有多个故障容纳区域的电路板。 电路板包括第一故障容纳区域,该第一故障容纳区域至少部分地由耦合到地面的第一和第二金属层限定。 第一故障容纳区域包括在第一和第二金属层之间的第一信号层,在第一和第二金属层之间的第三金属层,第三金属层连接到第一信号层以提供第一信号层的返回路径 以及在第一和第二金属层之间的第四金属层,第四金属层连接到第一信号层以向第一信号层提供电力。 电路板还包括在第一故障容纳区域下方的多个层中的第二故障容纳区域。

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