Abstract: A semiconductor device package and a method of forming the same are provided. The semiconductor device package includes a substrate, an electronic component, a ring structure, and an adhesive layer. The electronic component is located over a first surface of the substrate. The ring structure is located over the first surface of the substrate and surrounding the electronic component. The ring structure has a bottom surface facing the first surface of the substrate and a top surface opposite the bottom surface. The ring structure includes a plurality of side parts and a plurality of corner parts recessed from the top surface and thinner than the side parts. Any two of the corner parts are separated from one another by one of the side parts. The adhesive layer is interposed between the bottom surface of the ring structure and the first surface of the substrate.

Abstract: Semiconductor device includes circuit substrate, first semiconductor die, thermal interface material, package lid. First semiconductor die is disposed on and electrically connected to circuit substrate. Thermal interface material is disposed on first semiconductor die at opposite side of first semiconductor die with respect to circuit substrate. Package lid extends over first semiconductor die and is bonded to the circuit substrate. Package lid includes roof, footing, and island. Roof extends along first direction and second direction perpendicular to first direction. Footing is disposed at peripheral edge of roof and protrudes from roof towards circuit substrate along third direction perpendicular to first direction and second direction. Island protrudes from roof towards circuit substrate and contacts thermal interface material on first semiconductor die. Island is disconnected from footing along second direction.

Abstract: A semiconductor die package and a method of forming the same are provided. The semiconductor die package includes a package substrate, an interposer substrate over the package substrate, semiconductor dies over the interposer substrate, and an underfill element over the interposer substrate and between the semiconductor dies and interposer substrate. The semiconductor die package also includes a ring structure and one or more lid structures separated from the ring structure. The ring structure is coupled to the package substrate to control warpage. The lid structures are coupled to the top surfaces of the semiconductor dies to control warpage and help heat dissipation. In addition, the lid structures define a gap to allow a portion of the underfill element between the adjacent semiconductor dies to be exposed, so that stress concentration on that portion can be avoided or reduced. Accordingly, the reliability of the semiconductor die package is improved.

Abstract: Structures and formation methods of a chip package structure are provided. The chip package structure includes a semiconductor die bonded over an interposer substrate. The chip package structure also includes a warpage release layer structure. The warpage release layer structure includes an organic material layer and an overlying high coefficient of thermal expansion (CTE) material layer with a CTE that is substantially equal to or greater than 9 ppm/° C. The organic material layer is in direct contact with the upper surface of the semiconductor die, and the overlying high CTE material layer covers the upper surface of the semiconductor die.

Abstract: Semiconductor devices and methods of manufacture which utilize lids in order to constrain thermal expansion during annealing are presented. In some embodiments lids are placed and attached on encapsulant and, in some embodiments, over first semiconductor dies. As such, when heat is applied, and the encapsulant attempts to expand, the lid will work to constrain the expansion, reducing the amount of stress that would otherwise accumulate within the encapsulant.

Abstract: A semiconductor die package and a method of forming the same are provided. The semiconductor die package includes a package substrate, an interposer substrate over the package substrate, two semiconductor dies over the interposer substrate, and an underfill element formed over the interposer substrate and surrounding the semiconductor dies. A ring structure is disposed over the package substrate and surrounds the semiconductor dies. Recessed parts are recessed from the bottom surface of the ring structure. The recessed parts include multiple first recessed parts arranged in each corner area of the ring structure and two second recessed parts arranged in opposite side areas of the ring structure and aligned with a portion of the underfill element between the semiconductor dies. An adhesive layer is interposed between the bottom surface of the ring structure and the package substrate.

Abstract: A manufacturing method of a semiconductor package includes the following steps. A redistribution structure is formed. An encapsulated semiconductor device is provided on a first side of the redistribution structure, wherein the encapsulated semiconductor device comprising a semiconductor device encapsulated by an encapsulating material. A substrate is bonded to a second side of the redistribution structure opposite to the first side. The redistribution structure includes a plurality of vias connected to one another through a plurality of conductive lines and a redistribution line connected to the plurality of vias, and, from a top view, an angle greater than zero is included between adjacent two of the plurality of conductive lines.

Abstract: A method includes forming a first dielectric layer, forming a first redistribution line comprising a first via extending into the first dielectric layer, and a first trace over the first dielectric layer, forming a second dielectric layer covering the first redistribution line, and patterning the second dielectric layer to form a via opening. The first redistribution line is revealed through the via opening. The method further includes forming a second via in the second dielectric layer, and a conductive pad over and contacting the second via, and forming a conductive bump over the conductive pad. The conductive pad is larger than the conductive bump, with a first center of conductive pad being offsetting from a second center of the conductive bump. The second via is further offset from the second center of the conductive bump.

Abstract: Semiconductor devices having improved under-bump metallization layouts and methods of forming the same are disclosed. In an embodiment, a semiconductor device includes an IC die; an interconnect structure coupled to the IC die and including a metallization pattern including a via portion extending through a dielectric layer; a second dielectric layer over the dielectric layer opposite the IC die; and a second metallization pattern coupled to the metallization pattern and including a line portion in the dielectric layer and a second via portion extending through the second dielectric layer; and a UBM over the second metallization pattern and the second dielectric layer, the UBM being coupled to the second metallization pattern, a centerline of the via portion and a second centerline of the second via portion being misaligned with a third centerline of the UBM, the centerline and the second centerline being on opposite sides of the third centerline.

Abstract: A fan-out package includes at least one semiconductor die attached to an interposer structure. a molding compound die frame laterally surrounding the at least one semiconductor die and including a molding compound material, and at least one stress buffer structure located on the interposer structure and including a stress buffer material having a first Young's modulus. The molding compound die frame includes a molding compound material having a second Young's modulus that is greater than the first Young's modulus.

Abstract: A semiconductor package includes a package substrate; semiconductor devices disposed on the package substrate; a package ring disposed on a perimeter of package substrate surrounding the semiconductor devices; a cover disposed over the package ring and the semiconductor devices; a cover adhesive bonding the cover to the package ring; and a stress-reduction structure including first channels formed in an upper surface of the package ring and second channels formed in a lower surface of a portion of the cover that overlaps with the first channels.

Abstract: A semiconductor package includes a substrate, a semiconductor die, a ring structure and a lid. The semiconductor die is disposed on the substrate. The ring structure is disposed on the substrate and surrounds the semiconductor die, where a first side of the semiconductor die is distant from an inner sidewall of the ring structure by a first gap, and a second side of the semiconductor die is distant from the inner sidewall of the ring structure by a second gap. The first side is opposite to the second side, and the first gap is less than the second gap. The lid is disposed on the ring structure and has a recess formed therein, and the recess overlaps with the first gap in a stacking direction of the ring structure and the lid.

Abstract: A multi-chip device includes a first material within a substrate. The first material has a first coefficient of thermal expansion different than a second coefficient of thermal expansion of the substrate. A first chip overlies a first portion of the first material and a first portion of the substrate. A second chip overlies a second portion of the first material and a second portion of the substrate. The first material is between the first portion of the substrate and the second portion of the substrate.

Abstract: A semiconductor package includes an interposer, a semiconductor die, an underfill layer and an encapsulant. The semiconductor die is disposed over and electrically connected with the interposer, wherein the semiconductor die has a front surface, a back surface, a first side surface and a second side surface, the back surface is opposite to the front surface, the first side surface and the second side surface are connected with the front surface and the back surface, and the semiconductor die comprises a chamfered corner connected with the back surface, the first side surface and the second side surface, the chamfered corner comprises at least one side surface. The underfill layer is disposed between the front surface of the semiconductor die and the interposer. The encapsulant laterally encapsulates the semiconductor die and the underfill layer, wherein the encapsulant is in contact with the chamfered corner of the semiconductor die.

Abstract: A semiconductor die package is provided. The semiconductor die package includes a package substrate, and a first semiconductor die and a second semiconductor die disposed thereon. A ring structure is attached to the package substrate and surrounds the semiconductor dies. A lid structure is attached to the ring structure and disposed over the semiconductor dies, and has an opening exposing the second semiconductor die. A heat sink is disposed over the lid structure and has a portion extending into the opening of the lid structure. A first thermal interface material (TIM) layer is interposed between the lid structure and the first semiconductor die. A second TIM layer is interposed between the extending portion of the heat sink and the second semiconductor die. The first TIM layer has a thermal conductivity higher than the thermal conductivity of the second TIM layer.

Abstract: An organic interposer includes dielectric material layers embedding redistribution interconnect structures, package-side bump structures located on a first side of the dielectric material layers, and die-side bump structures located on a second side of the dielectric material layers. A gap region is present between a first area including first die-side bump structures and a second area including second die-side bump structures. Stress-relief line structures are located on, or within, the dielectric material layers within an area of the gap region in the plan view. Each stress-relief line structures may include straight line segments that laterally extend along a respective horizontal direction and is not electrically connected to the redistribution interconnect structures. The stress-relief line structures may include the same material as, or may include a different material from, a metallic material of the redistribution interconnect structures or bump structures that are located at a same level.

Abstract: Provided is a package structure including a substrate, a stiffener ring, an eccentric die, a lid layer, and a buffer layer. The stiffener ring is disposed on the substrate. The stiffener ring has an inner perimeter to enclose an accommodation area. The eccentric die is disposed within the accommodation area on the substrate. The eccentric die is offset from a center of the accommodation area to close to a first side of the stiffener ring. The lid layer is disposed on the stiffener ring and overlays the eccentric die. The buffer layer is embedded in the lid layer between the first side of the stiffener ring and the eccentric die. The buffer layer has a thickness less than a thickness of the lid layer.

Abstract: A package structure and a formation method of a package structure are provided. The method includes disposing a chip structure over a substrate. The chip structure has an inclined sidewall, the inclined sidewall is at an acute angle to a vertical, the vertical is a direction perpendicular to a main surface of the chip structure, and the acute angle is in a range from about 12 degrees to about 45 degrees. The method also includes forming a protective layer to surround the chip structure.

Abstract: A multi-chip device includes a first material within a substrate. The first material has a first coefficient of thermal expansion different than a second coefficient of thermal expansion of the substrate. A first chip overlies a first portion of the first material and a first portion of the substrate. A second chip overlies a second portion of the first material and a second portion of the substrate. The first material is between the first portion of the substrate and the second portion of the substrate.

Abstract: A fan-out package includes a redistribution structure having redistribution-side bonding structures, a plurality of semiconductor dies including a respective set of die-side bonding structures that is attached to a respective subset of the redistribution-side bonding structures through a respective set of solder material portions, and an underfill material portion laterally surrounding the redistribution-side bonding structures and the die-side bonding structures of the plurality of semiconductor dies. A subset of the redistribution-side bonding structures is not bonded to any of the die-side bonding structures of the plurality of semiconductor dies and is laterally surrounded by the underfill material portion, and is used to provide uniform distribution of the underfill material during formation of the underfill material portion.