Bidirectional and uniform cooling for multiple components in a computing device

    公开(公告)号:US10219365B1

    公开(公告)日:2019-02-26

    申请号:US15903465

    申请日:2018-02-23

    Abstract: A circuit card assembly includes a circuit card, a plurality of components disposed on a first surface of the circuit card in a shadow arrangement, and a plurality of air-cooled heat sink structures disposed on each of the components. Each of the plurality of heat sink structures comprises a plurality of impedance zones arranged in series substantially perpendicular to the airflow path, where the plurality of impedance zones comprise a first impedance zone having a first air impedance, and a second impedance zone having a second air impedance less than the first air impedance. Further, the plurality of zones in the plurality of heat sink structures are aligned so that the first impedance zone in one of the plurality of heat sink structures does not overlap with the first impedance zone in another of the plurality of heat sink structures, relative to the airflow path.

    Combination heat sink
    12.
    发明授权

    公开(公告)号:US12052846B2

    公开(公告)日:2024-07-30

    申请号:US17670113

    申请日:2022-02-11

    Abstract: A heat sink comprises a first portion and a second portion. The first portion is configured to contact a heat-generating electronic component. The first portion is formed from a first group of materials and has a first plurality of fins. The second portion is coupled to the first portion. The second portion is formed from a second group of materials and has a second plurality of fins. The second group of materials is different than the first group of materials. The first group of materials can include extruded aluminum, stamped aluminum, or both. The second group of materials can include die-cast metal. The first plurality of fins can have a smaller fin pitch than the second plurality of fins. The heat sink can further comprise a third portion coupled to the first portion, such that the first portion is positioned between the second portion and the third portion.

    Cooling device identification
    14.
    发明授权

    公开(公告)号:US11687134B2

    公开(公告)日:2023-06-27

    申请号:US16878026

    申请日:2020-05-19

    CPC classification number: G06F1/206

    Abstract: Cooling devices, such as fans, installed in a computing device can be automatically identified by reading an encoded signal from the cooling device's tachometer signal line. A cooling device can temporarily output an encoded signal in response to a trigger event, such as a power on event (e.g., powering-on of the cooling device). A controller, such as a baseboard management controller (BMC), can receive the encoded signal and decode the signal to determine identification information about the cooling device, such as vendor information and/or model information. The identification information about the cooling device can be stored, logged, output, and/or used to customize the operation of the cooling device.

    Cooling for server with high-power CPU

    公开(公告)号:US11412638B2

    公开(公告)日:2022-08-09

    申请号:US17247149

    申请日:2020-12-01

    Abstract: A cooling system for an electronic device includes a central processing unit (CPU), a remote heat sink, and a heat-pipe module. The CPU is mounted on a base of the electronic device, and the remote heat sink receives heat generated by the CPU. The heat-pipe module has a plurality of heat pipes for transferring the heat generated by the CPU to the remote heat sink. Each heat pipe has a circular section extending between a first end and a second end. The first end has a flattened, non-circular shape, and is coupled to the base near the CPU. The second end is coupled to the remote heat sink. The first end of each heat pipe is in direct contact with at least another first end of an adjacent heat pipe.

    Automated fan adjustment system
    16.
    发明授权

    公开(公告)号:US11333157B2

    公开(公告)日:2022-05-17

    申请号:US16706428

    申请日:2019-12-06

    Abstract: A computing device has a fan housing that includes a dual rotor fan with a first rotor and a second rotor. The computing device also includes a controller communicatively coupled to the dual rotor fan. The controller is operable to detect a failure associated with the first rotor. In response to detecting the failure, the controller is operable to drive the second rotor at a higher speed than a fan-speed at which the second rotor was being driven before the failure.

    Apparatus for changing airflow in a server

    公开(公告)号:US10653040B1

    公开(公告)日:2020-05-12

    申请号:US16418331

    申请日:2019-05-21

    Abstract: The present disclosure is directed to an apparatus for a server chassis. A position of the apparatus changes the airflow in the server chassis. The apparatus can be adjacent to a slot in the server chassis. The apparatus adjusts among a plurality of positions based on a height of the slot and/or a size of a computer component received at the slot. The apparatus includes a base portion and an arm. The base portion can couple with a wall of the chassis body, and the arm can include a plurality of moveable segments.

    Cooling method for a cold plate module

    公开(公告)号:US11622471B2

    公开(公告)日:2023-04-04

    申请号:US17304704

    申请日:2021-06-24

    Abstract: A cooling device for a computing system is disclosed. The cooling device includes an inlet conduit, a first cold plate, a connecting conduit, a second cold plate, an outlet conduit, and a heat conductor. Coolant flows through the inlet conduit. The first cold plate has a first inlet surface and a first outlet surface. The inlet conduit is coupled to the first inlet surface. The inlet conduit transfers the coolant into the first cold plate. The connecting conduit is coupled at one end to the first outlet surface. The coolant flows from the first cold plate through the connecting conduit. The second cold plate has a second inlet surface and a second outlet surface, the connecting conduit being coupled at another end to the second inlet surface. The outlet conduit is coupled to the second outlet surface. The coolant flows from the second cold plate through the outlet conduit.

    External air baffle nozzle
    20.
    发明授权

    公开(公告)号:US10986751B1

    公开(公告)日:2021-04-20

    申请号:US16773007

    申请日:2020-01-27

    Abstract: An external air baffle nozzle has a top surface, a bottom surface, and a pair of sidewalls separating the top surface from the bottom surface. An end of the pair of sidewalls, an end of the top surface and an end of the bottom surface define an inlet. An opposite end of the pair of sidewalls, an opposite end of the top surface, and an opposite end of the bottom surface define an outlet. The outlet has a smaller cross section than a cross section of the inlet.

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