GLASS-BASED INTEGRATED CIRCUIT PACKAGES FOR COMPOUND MICROELECTRONIC COMPONENTS OPERATING AT MILLIMETER WAVE (MMWAVE) FREQUENCIES

    公开(公告)号:US20240395644A1

    公开(公告)日:2024-11-28

    申请号:US18669819

    申请日:2024-05-21

    Abstract: An integrated circuit package is disclosed. The integrated circuit package includes a glass substrate with a glass cladding layer fused to a glass core layer. The glass substrate includes a cavity with a floor defined by the glass core layer and a sidewall defined by the glass cladding layer. The integrated circuit package further includes a metal layer configured to define a continuous path of thermally and electrically conductive material. The metal layer is disposed within the cavity and along a first surface of the glass cladding layer. The first surface faces opposite an interface between the glass core layer and the glass cladding layer. The integrated circuit package further includes an integrated circuit chip disposed within the cavity and contacting a portion of the metal layer within the cavity. The metal layer provides thermal and electrical connection to a bottom (encapsulated) side of the integrated circuit chip.

    FREQUENCY SELECTIVE SUBSTRATE ASSEMBLIES

    公开(公告)号:US20240396196A1

    公开(公告)日:2024-11-28

    申请号:US18713767

    申请日:2022-11-18

    Abstract: A substrate assembly includes a first substrate and a second substrate each comprising an inner surface opposite an outer surface, a conductive material layer disposed on the inner surface of the second substrate, and an adhesive layer disposed between the inner surface of the first substrate and the inner surface of the second substrate such that the conductive material layer is positioned between the inner surface of the second substrate and the adhesive layer and the adhesive layer bonds the first substrate to the second substrate, wherein the substrate assembly comprises a reflection coefficient of 0.7 or less.

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