Abstract: Embodiments disclosed herein include an electronic package. In an embodiment, the electronic package comprises a package substrate with a cutout. In an embodiment, pads are adjacent to the cutout. In an embodiment, a memory die stack is on the package substrate, where the memory die stack is electrically coupled to the pads by routing in the package substrate. In an embodiment, a die is over the cutout, where the die is supported by the pads.

Abstract: Embodiments disclosed herein include electronic packages. In an embodiment, an electronic package comprises a package substrate, and a die coupled to the package substrate. In an embodiment, a stiffener is around the die and over the package substrate. In an embodiment, an electrically non-conductive underfill is around first level interconnects (FLIs) between the package substrate and the die. In an embodiment, an electrically conductive layer is around the non-conductive underfill.

Abstract: Embodiments disclosed herein include package substrates. In an embodiment, the package substrate comprises a core. In an embodiment, the core comprises a first sub-core layer and a second sub-core layer. In an embodiment, a via is provided through the first sub-core layer and the second sub-core layer. In an embodiment, the via comprises a first hourglass shape in the first sub-core layer and a second hourglass shape in the second sub-core layer. In an embodiment, a front-side buildup layer is over the core and a backside buildup layer is under the core.

Abstract: Embodiments disclosed herein include package substrates. In an embodiment, a package substrate comprises a core, a first layer on the core, where the first layer comprises a first plane, a second layer on the first layer, where the second layer comprises first traces and second traces arranged in an alternating pattern, a third layer on the second layer, where the third layer comprises third traces and fourth traces arranged in an alternating pattern, and a fourth layer over the third layer, where the fourth layer comprises a second plane.

Abstract: Embodiments disclosed herein include electronic packages. In an embodiment, an electronic package comprises a package substrate, and a base coupled to the package substrate. In an embodiment, a die is coupled to the base, and a memory die module is over the die.

Abstract: Disclosed herein are structures and assemblies that may be used for thermal management in integrated circuit (IC) packages.

Abstract: Integration of a side-radiating waveguide launcher system into a semiconductor package beneficially permits the coupling of a waveguide directly to the semiconductor package. Included are a first conductive member and a second conductive member separated by a dielectric material. Also included is a conductive structure, such as a plurality of vias, that conductively couples the first conductive member and the second conductive member. Together, the first conductive member, the second conductive member, and the conductive structure form an electrically conductive side-radiating waveguide launcher enclosing shaped space within the dielectric material. The shaped space includes a narrow first end and a wide second end. An RF excitation element is disposed proximate the first end and a waveguide may be operably coupled proximate the second end of the shaped space.

Abstract: In various aspects, a radio frequency circuit is provided. The radio frequency circuit may include a substrate that may include a radio frequency front-end to antenna (RF FE-to-Ant) connector. The RF FE-to-Ant connector may include a conductor track structure and a substrate connection structure coupled to the conductor track structure. The substrate may include radio frequency front-end circuitry monolithically integrated in the substrate. The substrate connection structure may include at least one of a solderable structure, a weldable structure, or an adherable structure. The substrate connection structure may be configured to form at least one radio frequency signal interface with an antenna circuit connection structure of a substrate-external antenna circuit. The substrate may include an edge region. The substrate connection structure may be disposed in the edge region.

Abstract: Embodiments of the invention include a microelectronic device that includes a first substrate having radio frequency (RF) components and a second substrate that is coupled to the first substrate. The second substrate includes a first conductive layer of an antenna unit for transmitting and receiving communications at a frequency of approximately 4 GHz or higher. A mold material is disposed on the first and second substrates. The mold material includes a first region that is positioned between the first conductive layer and a second conductive layer of the antenna unit with the mold material being a dielectric material to capacitively couple the first and second conductive layers of the antenna unit.

Abstract: Disclosed herein are structures and assemblies that may be used for thermal management in integrated circuit (IC) packages.

Abstract: Embodiments may relate an electronic device that includes a first server blade and a second server blade coupled with a chassis. The first and second server blades may include respective microelectronic packages. The electronic device may further include a waveguide coupled to the first and second server blades such that their respective microelectronic packages are communicatively coupled by the waveguide. Other embodiments may be described or claimed.

Abstract: Disclosed herein are various designs for dielectric waveguides, as well as methods of manufacturing such waveguides. One type of dielectric waveguides described herein includes waveguides with one or more cavities in the dielectric waveguide material. Another type of dielectric waveguides described herein includes waveguides with a conductive ridge in the dielectric waveguide material. Dielectric waveguides described herein may be dispersion reduced dielectric waveguides, compared to conventional dielectric waveguides, and may be designed to adjust the difference in the group delay between the lower frequencies and the higher frequencies of a chosen bandwidth.

Abstract: A patch on interposer (PoINT) package is described with a wireless communications interface. Some examples include an interposer, a main patch attached to the interposer, a main integrated circuit die attached to the patch, a second patch attached to the interposer, and a millimeter wave radio die attached to the second patch and coupled to the main integrated circuit die through the interposer to communicate data between the main die and an external component.

Abstract: Embodiments may relate to a microelectronic package that includes a substrate signal path and a waveguide. The package may further include dies that are communicatively coupled with one another by the substrate signal path and the waveguide. The substrate signal path may carry a signal with a frequency that is different than the frequency of a signal that is to be carried by the waveguide. Other embodiments may be described or claimed.

Abstract: Embodiments of the invention include a microelectronic device that includes a first substrate having radio frequency (RF) components and a second substrate that is coupled to the first substrate. The second substrate includes a first conductive layer of an antenna unit for transmitting and receiving communications at a frequency of approximately 4 GHz or higher. A mold material is disposed on the first and second substrates. The mold material includes a first region that is positioned between the first conductive layer and a second conductive layer of the antenna unit with the mold material being a dielectric material to capacitively couple the first and second conductive layers of the antenna unit.

Abstract: Embodiments may relate to a semiconductor package that includes a package substrate coupled with a die. The package may further include a waveguide coupled with the first package substrate. The waveguide may include two or more layers of a dielectric material with a waveguide channel positioned between two layers of the two or more layers of the dielectric material. The waveguide channel may convey an electromagnetic signal with a frequency greater than 30 gigahertz (GHz). Other embodiments may be described or claimed.

Abstract: Embodiments may relate an electronic device that includes a first platform and a second platform coupled with a chassis. The platforms may include respective microelectronic packages. The electronic device may further include a waveguide coupled to the first platform and the second platform such that their respective microelectronic packages are communicatively coupled by the waveguide. Other embodiments may be described or claimed.

Abstract: Embodiments may relate to a microelectronic package that includes an overmold material, a redistribution layer (RDL) in the overmold material, and a die in the overmold material electrically coupled with the RDL on an active side of the die. The RDL is configured to provide electrical interconnection within the overmold material and includes at least one mold interconnect. The microelectronic package may also include a through-mold via (TMV) disposed in the overmold material and electrically coupled to the RDL by the mold interconnect. In some embodiments, the microelectronics package further includes a surface mount device (SMD) in the overmold material. The microelectronics package may also include a substrate having a face on which the overmold is disposed.

Abstract: Embodiments disclosed herein include die modules, electronic packages, and electronic systems. In an embodiment, a die module comprises a substrate, where the substrate comprises glass. In an embodiment, a blind cavity is formed into the substrate. In an embodiment, a first die is in the blind cavity, a second die is over the substrate, and a third die is over the substrate and adjacent to the second die.

Abstract: Embodiments disclosed herein include electronic packages. In an embodiment, an electronic package comprises a substrate with a first surface and a second surface, where the substrate comprises glass. In an embodiment, the electronic package further comprises a via opening through the substrate, where sidewalls of the via opening have a root mean squared (RMS) surface roughness that is approximately 100nm or greater. In an embodiment, the electronic package further comprises a liner over the sidewalls of the via opening, where an RMS surface roughness of the liner is approximately 50nm or smaller. An electronic package may further comprise a via through the via opening.