PRINTED CIRCUIT BOARDS, AND RELATED ASSEMBLIES AND ELECTRONIC SYSTEMS

    公开(公告)号:US20250159813A1

    公开(公告)日:2025-05-15

    申请号:US19020037

    申请日:2025-01-14

    Abstract: A printed wiring board is disclosed, with a build-up lamination material comprising a die side and a land side; a recess in the build-up lamination material at the die side, the recess comprising a recess floor; a first wall orthogonal to the recess floor; a second wall orthogonal to the recess floor, the second wall spaced apart from and opposite the first wall; a first recessed contact pad including a first vertical portion substantially in the recess at the first wall; a second recessed contact pad including a second vertical portion substantially in the recess at the second wall; and electrical coupling structures within the build-up lamination material, the electrical coupling structures coupled to each of the first recessed contact pad and the second recessed contact pad.

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