MICROELECTRONIC ASSEMBLIES WITH SUBSTRATE INTEGRATED WAVEGUIDE

    公开(公告)号:US20220149500A1

    公开(公告)日:2022-05-12

    申请号:US17582271

    申请日:2022-01-24

    Abstract: Microelectronic assemblies that include a lithographically-defined substrate integrated waveguide (SIW) component, and related devices and methods, are disclosed herein. In some embodiments, a microelectronic assembly may include a package substrate portion having a first face and an opposing second face; and an SIW component that may include a first conductive layer on the first face of the package substrate portion, a dielectric layer on the first conductive layer, a second conductive layer on the dielectric layer, and a first conductive sidewall and an opposing second conductive sidewall in the dielectric layer, wherein the first and second conductive sidewalls are continuous structures.

    INTEGRATED CIRCUIT DIE THERMAL SOLUTIONS WITH A CONTIGUOUSLY INTEGRATED HEAT PIPE

    公开(公告)号:US20210410331A1

    公开(公告)日:2021-12-30

    申请号:US16911817

    申请日:2020-06-25

    Abstract: System-level thermal solutions for integrated circuit (IC) die packages including a heat pipe contiguously integrated with base plate material at the hot interface or with heat sink material at the cold interface. Base plate material may be deposited with a high throughput additive manufacturing (HTAM) technique directly upon a surface of the heat pipe to form a base plate suitable for interfacing with an IC die package. The contiguous base plate material may offer low thermal resistance in the absence of any intervening joining material (e.g., solder or brazing filler). Solder or brazing filler may also be eliminated from between a heat sink and a heat pipe by depositing wick material directly upon the heat sink with an HTAM technique. The wick material may be then enclosed by attaching a preformed half-open tube.

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