Abstract: An embodiment package substrate may include a core portion including a first material having a first bulk modulus and a first coefficient of thermal expansion, and a reinforcing portion including a second material having a second bulk modulus and a second coefficient of thermal expansion. The second bulk modulus may be chosen to be greater than the first bulk modulus and the second coefficient of thermal expansion may be chosen to be less than the first coefficient of thermal expansion. The core portion may include a fiber-reinforced polymer material and the reinforcing portion may include silicon, silicon nitride, or a ceramic material. The second bulk modulus may be greater than or equal to 100 GPa and the second coefficient of thermal expansion may be less than 10 ppm/° C. The reinforcing portion may include four components each respectively located proximate to a respective corner of the package substrate.

Abstract: A package structure includes a circuit substrate, a semiconductor package, a thermal interface material, a lid structure and a heat dissipation structure. The semiconductor package is disposed on and electrically connected to the circuit substrate. The thermal interface material is disposed on the semiconductor package. The lid structure is disposed on the circuit substrate and surrounding the semiconductor package, wherein the lid structure comprises a supporting part that is partially covering and in physical contact with the thermal interface material. The heat dissipation structure is disposed on the lid structure and in physical contact with the supporting part of the lid structure.

Abstract: A package assembly includes a package substrate, a solder resist layer on the package substrate and including an elongated solder resist opening, and an interposer module on the package substrate and including a corner located on the elongated solder resist opening.

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.

Abstract: A package assembly includes a package substrate, an interposer module on the package substrate, and a package lid on the interposer module and attached to the package substrate. The package lid includes an outer lid including an outer lid material and including an outer lid plate portion. The package lid further includes an inner lid including an inner lid material different than the outer lid material and including an inner lid plate portion attached to a bottom surface of the outer lid plate portion.

Abstract: A metallization structure electrically connected to a conductive bump is provided. The metallization structure includes an oblong-shaped or elliptical-shaped redistribution pad, a conductive via disposed on the oblong-shaped or elliptical-shaped redistribution pad, and an under bump metallurgy covering the conductive via, wherein the conductive bump is disposed on the UBM. Furthermore, a package structure including the above-mentioned metallization structures is provided.

Abstract: A semiconductor device includes a circuit substrate, at least one semiconductor die, a first frame, and a second frame. The at least one semiconductor die is connected to the circuit substrate. The first frame is disposed on the circuit substrate and encircles the at least one semiconductor die. The second frame is stacked on the first frame. The first frame includes a base portion and an overhang portion. The base portion has a first width. The overhang portion is disposed on the base portion and has a second width greater than the first width. The overhang portion laterally protrudes towards the at least one semiconductor die with respect to the base portion. The first width and the second width are measured in a protruding direction of the overhang portion.

Abstract: A package structure includes a circuit substrate, a semiconductor package, first bump structures and second bump structures. The semiconductor package is disposed on the circuit substrate, wherein the semiconductor package includes a center region and side regions surrounding the center region. The first bump structures are disposed on the center region of the semiconductor package and electrically connecting the semiconductor package to the circuit substrate. The second bump structures are disposed on the side regions of the semiconductor package and electrically connecting the semiconductor package to the circuit substrate, wherein the first bump structures and the second bump structures have different heights and different shapes.

Abstract: A package structure includes a circuit substrate, a semiconductor device and a ring structure. The circuit substrate has a first region and a second region connected thereto. The circuit substrate includes at least one routing layer including a dielectric portion and a conductive portion disposed thereon. A first ratio of a total volume of the conductive portion of the routing layer within the first region to a total volume of the dielectric and conductive portions of the routing layer within the first region is less than a second ratio of a total volume of the conductive portion of the routing layer within the second region to a total volume of the dielectric and conductive portions of the routing layer within the second region. The semiconductor device is disposed over the circuit substrate within the first region, and is electrically coupled to the circuit substrate. The ring structure is disposed over the circuit substrate within the second region.

Abstract: A chip package structure is provided. The chip package structure includes a wiring substrate. The chip package structure includes a chip package over the wiring substrate. The chip package structure includes a first heat conductive structure over the chip package. The chip package structure includes a ring dam over the chip package and surrounding the first heat conductive structure. The ring dam has a gap. The chip package structure includes a heat dissipation lid over the first heat conductive structure and the ring dam.

Abstract: A semiconductor structure includes: a substrate; a package attached to a first surface of the substrate, where the package includes: an interposer, where a first side of the interposer is bonded to the first surface of the substrate through first conductive bumps; dies attached to a second side of the interposer opposing the first side; and a molding material on the second side of the interposer around the dies; a plurality of thermal interface material (TIM) films on a first surface of the package distal from the substrate, where each of the TIM films is disposed directly over at least one respective die of the dies; and a heat-dissipation lid attached to the first surface of the substrate, where the package and the plurality of TIM films are disposed in an enclosed space between the heat-dissipation lid and the substrate, where the heat-dissipation lid contacts the plurality of TIM films.

Abstract: An embodiment is package structure including a first integrated circuit die, a redistribution structure bonded to the first integrated circuit die, the redistribution structure including a first metallization pattern in a first dielectric layer, the first metallization pattern including a plurality of first conductive features, each of the first conductive features including a first conductive via in the first dielectric layer and first conductive line over the first dielectric layer and electrically coupled to the respective first conductive via, each of the first conductive lines comprising a curve in a plan view, a second dielectric layer over the first dielectric layer and the first metallization pattern, and a second metallization pattern in the second dielectric layer, the second metallization pattern including a plurality of second conductive via in the second dielectric layer, each of the second conductive vias being over and electrically coupled to a respective first conductive line.

Abstract: A semiconductor package includes a first die, a second die and a buffer layer. The first die and the second die are stacked on the first die. The buffer layer is disposed on a first sidewall of the second die, wherein a second sidewall opposite to the first sidewall of the second die is flush with a third sidewall of the first die.

Abstract: A package structure is provided. The package structure includes a semiconductor die over a redistribution structure, bonding elements below the redistribution structure, and an underfill layer surrounding the bonding elements and the redistribution structure. The semiconductor die has a rectangular profile in a plan view. A pitch of the bonding elements is defined as the sum of a diameter of the bonding elements and a spacing between neighboring two of the bonding elements. A first circular area of the redistribution structure is entirely covered and in direct contact with the underfill layer. The center of the first circular area is aligned with a first corner of the rectangular profile of the semiconductor die. A diameter of the first circular area is greater than twice the pitch of the bonding elements.

Abstract: A package structure includes a circuit substrate, a semiconductor device and a ring structure. The circuit substrate has a first region and a second region connected thereto. The circuit substrate includes at least one routing layer including a dielectric portion and a conductive portion disposed thereon. A first ratio of a total volume of the conductive portion of the routing layer within the first region to a total volume of the dielectric and conductive portions of the routing layer within the first region is less than a second ratio of a total volume of the conductive portion of the routing layer within the second region to a total volume of the dielectric and conductive portions of the routing layer within the second region. The semiconductor device is disposed over the circuit substrate within the first region, and is electrically coupled to the circuit substrate. The ring structure is disposed over the circuit substrate within the second region.

Abstract: Provided are a package structure and a method of forming the same. The package structure includes a first tier, a second tier, and a third tier. The first tier includes an interposer. The second tier is disposed on the first tier and includes a bottom die. The third tier is disposed on the second tier and includes a plurality of first dies and at least one second die. The at least one second die is disposed between the plurality of first dies. The plurality of first dies are electrically connected to the bottom die by a plurality of first connectors to form a signal path, the plurality of first dies are electrically connected to the interposer by a plurality of second connectors to form a power path, and the plurality of first connectors are closer to the at least one second die than the plurality of second connectors.

Abstract: A semiconductor package and a method of forming the same are provided. The semiconductor package includes a package substrate and a semiconductor device mounted on the surface of the package substrate. A first ring is disposed over the surface of the package substrate and surrounds the semiconductor device. A second ring is disposed over the top surface of the first ring. Also, a protruding part and a matching recessed part are formed on the top surface of the first ring and the bottom surface of the second ring, respectively. The protruding part extends into and engages with the recessed part to connect the first ring and the second ring. An adhesive layer is disposed between the surface of the package substrate and the bottom surface of the first ring for attaching the first ring and the overlying second ring to the package substrate.

Abstract: A method for forming a chip package structure is provided. The method includes disposing a chip package over a wiring substrate. The method includes forming a first heat conductive structure and a second heat conductive structure over the chip package. The first heat conductive structure and the second heat conductive structure are separated by a first gap. The method includes bonding a heat dissipation lid to the chip package through the first heat conductive structure and the second heat conductive structure. The first heat conductive structure and the second heat conductive structure extend toward each other until the first heat conductive structure contacts the second heat conductive structure during bonding the heat dissipation lid to the chip package.

Abstract: A package structure and a formation method of a package structure are provided. The method includes forming a recess in a circuit substrate, and the recess has a first sidewall and a second sidewall. The second sidewall is between the first sidewall and a bottommost surface of the circuit substrate, and the second sidewall is steeper than the first sidewall. The method also includes forming a die package, and the die package has a semiconductor die. The method further includes bonding the die package to the circuit substrate through bonding structures such that a portion of the semiconductor die enters the recess of the circuit substrate. In addition, the method includes forming an underfill material to surround the bonding structures and to fill the recess.

Abstract: Semiconductor device includes a circuit substrate, a first semiconductor die and a package lid. The first semiconductor die is disposed on and electrically connected to the circuit substrate. The package lid extends over the first semiconductor die and is bonded to the circuit substrate. the package lid comprises a roof extending, a footing and an island. The roof extends along a first direction and a second direction perpendicular to the first direction. The footing is disposed at a peripheral edge of the roof and protrudes from the roof towards the circuit substrate along a third direction perpendicular to the first direction and the second direction. The island protrudes from the roof towards the circuit substrate, wherein the island is disconnected from the footing along the second direction, and the island is physically connected to the footing along the first direction.