A semiconductor package includes a package substrate including a first substrate channel pad and a second substrate channel pad, a chip stack including a plurality of semiconductor chips stacked on the package substrate to be offset in a first direction, wherein first semiconductor chips located on odd layers from among the plurality of semiconductor chips and second semiconductor chips located on even layers from among the plurality of semiconductor chips are offset in a second direction perpendicular to the first direction, each of the first semiconductor chips includes a first chip channel pad, and each of the second semiconductor chips includes a second chip channel pad, first inter-chip connection wires configured to electrically connect the first chip channel pads of the first semiconductor chips to one another, second inter-chip connection wires configured to electrically connect the second chip channel pads of the second semiconductor chips to one another.

Provided is a wire bonding state determination device which determines a bonding state between a pad and a wire after the wire is bonded to the pad. The wire bonding state determination device includes: a waveform detector which makes an incident wave incident to the wire, and detects a transmission waveform of the wire and a reflection waveform from a first bonding surface between the pad and the wire; and a bonding determination unit which determines the bonding state between the pad and the wire based on the transmission waveform and the reflection waveform detected by the waveform detector.

A discrete three-dimensional (3-D) processor a plurality of storage-processing units (SPU's), each of which comprises a non-memory circuit and more than one 3-D memory (3D-M) array. The preferred 3-D processor further comprises communicatively coupled first and second dice. The first die comprises the 3D-M arrays and the in-die peripheral-circuit components thereof; whereas, the second die comprises the non-memory circuits and off-die peripheral-circuit components of the 3D-M arrays.

A package substrate and a semiconductor package including the same are provided. The semiconductor package includes a package substrate including a base having a front side and a back side, rear pads below the back side of the base, lower connection patterns below the rear pads and in contact with the rear pads, first and second front pads on the front side of the base, a first support pattern on the front side of the base having a thickness greater than a thickness of each of the first and second front pads, and a protective insulating layer on the front side of the base and having openings exposing the first and second front pads respectively, and on an upper surface and a side surface of the first support pattern; a lower semiconductor chip on the protective insulating layer of the package substrate, spaced apart from the first support pattern in a horizontal direction; and a first upper semiconductor chip on the package substrate vertically overlapping the lower semiconductor chip and the first support pattern.

A memory package includes a package substrate including a redistribution layer and bonding pads connected to the redistribution layer, the redistribution layer including a plurality of signal paths; a buffer chip mounted on the package substrate and including a plurality of chip pads corresponding to a plurality of memory channels; and a plurality of memory chips stacked on the package substrate and divided into a plurality of groups corresponding to the plurality of memory channels, wherein memory chips of a first group, among the plurality of memory chips, are connected to first chip pads of the plurality of chip pads through first wires, and wherein memory chips of a second group, among the plurality of memory chips, are connected to second chip pads of the plurality of chip pads through second wires and at least a portion of the plurality of signal paths.

A semiconductor package including: a base layer; and a first chip stack and a second chip stack sequentially stacked over the base layer, each of the first and second chip stacks including first to fourth semiconductor chips which are offset stacked to expose chip pads at one side edge thereof, and the chip pads including stack identification pads for identifying the first chip stack and the second chip stack, and first and second chip identification pads for identifying the first to fourth semiconductor chips in each of the first and second chip stacks.

A discrete three-dimensional (3-D) processor comprises stacked first and second dice. The first die comprises 3-D memory (3D-M) arrays, whereas the second die comprises logic circuits and at least an off-die peripheral-circuit component of the 3D-M array(s). In one preferred embodiment, the first and second dice are vertically stacked. In another preferred embodiment, the first and second dice are face-to-face bonded.

A semiconductor package includes a package substrate including a substrate body having a lower surface and a upper surface, a lower wiring layer on the lower surface and including a land region, an upper wiring layer on the upper surface and electrically connected to the lower wiring layer, and a solder resist layer on the lower surface and including an opening exposing the land region. The semiconductor package further includes a semiconductor chip on the package substrate and having contact pads electrically connected to the upper wiring layer, and a mold part on the package substrate, wherein the package substrate further includes an open region defined by a portion of a bottom surface of the package substrate on which the solder resist layer is not present and that is adjacent to at least one edge of the package substrate on the bottom surface of the package substrate.

A discrete three-dimensional (3-D) processor comprises communicatively coupled first and second dice. The first die comprises memory arrays, whereas the second die comprises at least a non-memory circuit and at least an off-die peripheral-circuit component of the memory arrays. The first and second dice have substantially different structures, more particularly back-end-of-line (BEOL) structures.

The present disclosure provides a memory system packaging structure and fabrication methods. The memory system packaging structure includes memory modules, a memory controller, a redistribution layer electrically connected to the memory controller, a plastic encapsulation layer encapsulating the memory modules and the memory controller, and one or more connecting pillars extending in the vertical direction and configured for providing electric power to the memory modules. Each memory module includes memory dies stacked in a vertical direction. Each connecting pillar includes a first portion being in physical contact with one of the memory dies and a second portion being in physical contact with the redistribution layer.