Differential crosstalk self-cancelation in stackable structures

    公开(公告)号:US11862547B2

    公开(公告)日:2024-01-02

    申请号:US16804516

    申请日:2020-02-28

    Abstract: Embodiments include assemblies. An assembly includes a substrate having a first interconnect and a second interconnect. The first interconnect has a first conductive pad and a second conductive pad, and the second interconnect has a third conductive pad and a fourth conductive pad. The assembly includes a socket over the substrate. The socket has a first pin, a second pin, and a base layer with a first pad and a second pad. The first and second pins are vertically over the respective first and second interconnects. The first pad is directly coupled to the first pin and fourth conductive pad, while the second pad is directly coupled to the second pin and second conductive pad. The first pad is positioned partially within a footprint of the third conductive pad, and the second pad is positioned partially within a footprint of the first conductive pad.

    Pin count socket having reduced pin count and pattern transformation

    公开(公告)号:US11212932B2

    公开(公告)日:2021-12-28

    申请号:US16888069

    申请日:2020-05-29

    Abstract: An interposer and method of providing spatial and arrangement transformation are described. An electronic system has an electronic package, a motherboard and an interposer between the package and the motherboard. The interposer has signal and ground contacts on opposing surfaces that are respectively connected. The contacts opposing the package has a higher signal to ground contact ratio than the contacts opposing the motherboard, as well as different arrangements. Ground shielding vias in the interposer, which are connected to a ground plane, electrically isolate the signals through the interposer. The package may be mounted on a shielded socket such that signal and ground pins are mounted respectively in signal and ground socket mountings, ground shielding vias are between the signal socket mountings, and the ground socket mountings contain plated socket housings.

    PIN COUNT SOCKET HAVING REDUCED PIN COUNT AND PATTERN TRANSFORMATION

    公开(公告)号:US20200296852A1

    公开(公告)日:2020-09-17

    申请号:US16888069

    申请日:2020-05-29

    Abstract: An interposer and method of providing spatial and arrangement transformation are described. An electronic system has an electronic package, a motherboard and an interposer between the package and the motherboard. The interposer has signal and ground contacts on opposing surfaces that are respectively connected. The contacts opposing the package has a higher signal to ground contact ratio than the contacts opposing the motherboard, as well as different arrangements. Ground shielding vias in the interposer, which are connected to a ground plane, electrically isolate the signals through the interposer. The package may be mounted on a shielded socket such that signal and ground pins are mounted respectively in signal and ground socket mountings, ground shielding vias are between the signal socket mountings, and the ground socket mountings contain plated socket housings.

    Pin count socket having reduced pin count and pattern transformation

    公开(公告)号:US10716231B2

    公开(公告)日:2020-07-14

    申请号:US16146908

    申请日:2018-09-28

    Abstract: An interposer and method of providing spatial and arrangement transformation are described. An electronic system has an electronic package, a motherboard and an interposer between the package and the motherboard. The interposer has signal and ground contacts on opposing surfaces that are respectively connected. The contacts opposing the package has a higher signal to ground contact ratio than the contacts opposing the motherboard, as well as different arrangements. Ground shielding vias in the interposer, which are connected to a ground plane, electrically isolate the signals through the interposer. The package may be mounted on a shielded socket such that signal and ground pins are mounted respectively in signal and ground socket mountings, ground shielding vias are between the signal socket mountings, and the ground socket mountings contain plated socket housings.

    Edge-firing antenna walls built into substrate

    公开(公告)号:US10658765B2

    公开(公告)日:2020-05-19

    申请号:US16021474

    申请日:2018-06-28

    Abstract: A method of forming a planar antenna on a first substrate. An antenna feedline is formed on a peelable copper film of a carrier. A dielectric with no internal conductive layer is formed on the feedline. A planar antenna is formed on one of two parallel sides of the dielectric and a feed port is formed adjacent the other parallel side. The feedline connects the antenna with the feed port. One plane of the planar antenna is configured for perpendicular attachment to a second substrate. The feedline is connected to the planar antenna by a via through the dielectric. The peelable copper is removed and the structure is etched to produce the planar antenna on the substrate. Two planar antennas on substrates can be perpendicularly attached to another substrate to form side-firing antennas.

    FINE FEATURE FORMATION TECHNIQUES FOR PRINTED CIRCUIT BOARDS

    公开(公告)号:US20190098764A1

    公开(公告)日:2019-03-28

    申请号:US16081487

    申请日:2016-04-02

    Abstract: Fine feature formation techniques for printed circuit boards are described. In one embodiment, for example, a method may comprise fabricating a conductive structure 306 on a low density interconnect (LDI) printed circuit board (PCB) 150 according to an LDI fabrication process and forming one or more fme conductive features on the LDI PCB by performing a fme feature formation (FFF) process, the FFF process to comprise removing conductive material of the conductive structure along an excision path to form a fme gap region 308 within the conductive structure. Other embodiments are described and claimed.

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