A package includes a die, first conductive structures, second conductive structures, an encapsulant, and a redistribution structure. The die has an active surface and a rear surface opposite to the active surface. The first conductive structures and the second conductive structures surround the die. A shape of the first conductive structures is different a shape of the second conductive structures. The second conductive structures include elliptical columns having straight sidewalls. A distance between the first conductive structure that is closest to the die and the die is greater than a distance between the second conductive structure that is closest to the die and the die. The encapsulant encapsulates the die, the first conductive structures, and the second conductive structures. The redistribution structure is over the die and the encapsulant. The redistribution structure is electrically connected to the die, the first conductive structures, and the second conductive structures.

Methods for manufacturing a microwave or radio frequency (RF) device include mounting a printed circuit board (PCB) on a flexible PCB having at least one ground plane and a signal terminal. The PCB can include a through-hole the sidewalls of which are coated with a conductive material. The methods can include placing a microwave component within the through-hole. The methods can include disposing a conductive cover on the PCB such that the cover is in electrical contact with the ground plane of the flexible PCB through the conductive material, forming shielding around the microwave component. The flexible PCB can be folded along a respective bend portion.

A semiconductor package includes a first die, a first heat conduction block and a first encapsulant. The first die has a bottom surface, a top surface and a sidewall between the bottom surface and the top surface. The first heat conduction block has a bottom surface, a top surface and a sidewall between the bottom surface and the top surface. The first encapsulant is disposed between the sidewall of the first die and the sidewall of the first heat conduction block.

Disclosed embodiments include molded interconnect bridges that are in a molded frame, where the molded frame includes passive devices that couple to a metal buildup layer that includes at least one power rail and one ground rail. The molded interconnects bridge is embedded in an integrated-circuit package substrate between a die side and a land side, and closer to the die side.

A package includes a die, a plurality of conductive structures, an encapsulant, and a redistribution structure. The die has an active surface and a rear surface opposite to the active surface. The conductive structures surround the die. The conductive structures include elliptical columns. The encapsulant encapsulates the die and the conductive structures. The redistribution structure is over the active surface of the die and the encapsulant. The redistribution structure is electrically connected to the die and the conductive structures.

An integrated circuit structure may be formed having a substrate, at least one integrated circuit device embedded in and electrically attached to the substrate, and at least one heat transfer fluid conduit extending through the substrate, wherein the heat transfer fluid conduit is electrically attached to the at least one integrated circuit device. In one embodiment, the at least one heat transfer fluid conduit is a power transfer route for the at least one integrated circuit device.

One of semiconductor packages includes a substrate and a package structure. The package structure is bonded to the substrate and includes a first redistribution layer structure, a first logic die, a plurality of second logic dies, a first memory die, a first heat conduction block and a first encapsulant. The first logic die and the second logic dies are disposed over and electrically connected to the first redistribution layer structure. The first memory die is disposed over the first logic die and the second logic dies and electrically connected to first redistribution layer structure. The first heat conduction block is disposed over the first logic die and the second logic dies. The first encapsulant encapsulates the first memory die and the first heat conduction block.

Disclosed is a microelectronic device assembly comprising a substrate having conductors exposed on a surface thereof. Two or more microelectronic devices are stacked on the substrate, each microelectronic device comprising an active surface operably coupled to conductive traces extending over a dielectric material to via locations beyond at least one side of the stack, at least one surface mount component operably coupled to conductive traces of at least one dielectric material, and vias extending through the dielectric materials at the via locations and comprising conductive material in contact with at least some of the conductive traces of each of the two or more electronic devices and extending to exposed conductors of the substrate.

Disclosed is a microelectronic device assembly comprising a substrate having conductors exposed on a surface thereof. Two or more microelectronic devices are stacked on the substrate, each microelectronic device comprising an active surface having bond pads operably coupled to conductive traces extending over a dielectric material to via locations beyond at least one side of the stack, and vias extending through the dielectric materials at the via locations and comprising conductive material in contact with at least some of the conductive traces of each of the two or more electronic devices and extending to exposed conductors of the substrate. Methods of fabrication and related electronic systems are also disclosed.

In one embodiment, a semiconductor device includes a substrate, a first interconnection provided above the substrate, and a first pad provided on the first interconnection. The device further includes a second pad provided on the first pad, and a second interconnection provided on the second pad. Furthermore, the first pad includes a first layer provided in a first insulator above the substrate, and a second layer that is provided in the first insulator via the first layer and is in contact with the first interconnection, or the second pad includes a third layer provided in a second insulator above the substrate, and a fourth layer that is provided in the second insulator via the third layer and is in contact with the second interconnection.