Abstract:
Integrated fan-out packages and methods of forming the same are disclosed. An integrated fan-out package includes a first chip, a redistribution layer structure, a plurality of connection pads, a plurality of dummy patterns, a plurality of micro-bumps, a second chip and an underfill layer. The redistribution layer structure is electrically connected to the first chip. The connection pads are electrically connected to the redistribution layer structure. The dummy patterns are at one side of the connection pads. The micro-bumps are electrically connected to the connection pads. The second chip is electrically connected to the micro-bumps. The underfill layer covers the plurality of dummy patterns and surrounds the micro-bumps.
Abstract:
A chip package structure is provided. The chip package structure includes a chip structure. The chip package structure includes a first ground bump below the chip structure. The chip package structure includes a conductive shielding film disposed over the chip structure and extending onto the first ground bump. The conductive shielding film is electrically connected to the first ground bump.
Abstract:
Embodiments of mechanisms of forming a semiconductor device are provided. The semiconductor device includes a first semiconductor wafer comprising a first transistor formed in a front-side of the first semiconductor wafer. The semiconductor device also includes a second semiconductor wafer comprising a second transistor formed in a front-side of the second semiconductor wafer, and a backside of the second semiconductor wafer is bonded to the front-side of the first semiconductor wafer. The semiconductor device further includes an first interconnect structure formed between the first semiconductor wafer and the second semiconductor wafer, and the first interconnect structure comprises a first cap metal layer formed over a first conductive feature. The first interconnect structure is electrically connected to first transistor, and the first cap metal layer is configured to prevent diffusion and cracking of the first conductive feature.
Abstract:
A method of forming a package assembly includes forming a first dielectric layer over a carrier substrate; forming a conductive through-via over the first dielectric layer; treating the conductive through-via with a first chemical, thereby roughening surfaces of the conductive through-via; and molding a device die and the conductive through-via in a molding material.
Abstract:
A semiconductor device structure is provided. The semiconductor device structure includes a substrate. The semiconductor device structure includes a conductive structure over the substrate. The semiconductor device structure includes first metal oxide fibers over the conductive structure. The semiconductor device structure includes a dielectric layer over the substrate and covering the conductive structure and the first metal oxide fibers. The dielectric layer fills gaps between the first metal oxide fibers.
Abstract:
A semiconductor package and a method of forming a semiconductor package with one or more dies over an interposer are provided. In some embodiments, the method is performed by placing an interposer with one or more through-substrate-vias (TSVs) on a first adhesive layer overlying a first carrier substrate. Connection structures are arranged along a first surface of the interposer facing the first adhesive layer. A first molding compound is formed over the first adhesive layer and surrounding the interposer. The first molding compound is arranged to expose the TSVs along a second surface of the interposer. A first redistribution structure is formed over the second surface of the interposer and the first molding compound, and conductive bump structures are formed over the first redistribution structure. A first packaged die is bonded to the conductive bump structures.
Abstract:
In accordance with some embodiments, a package structure and a method for forming a package structure are provided. The package structure includes a semiconductor die and a molding compound partially or completely encapsulating the semiconductor die. The package structure also includes a through package via in the molding compound. The package structure further includes an interfacial layer between the through package via and the molding compound. The interfacial layer includes an insulating material and is in direct contact with the molding compound.
Abstract:
A semiconductor device has a conductive via laterally separated from the semiconductor, an encapsulant between the semiconductor device and the conductive via, and a mark. The mark is formed from characters that are either cross-free characters or else have a overlap count of less than two. In another embodiment the mark is formed using a wobble scan methodology. By forming marks as described, defects from the marking process may be reduced or eliminated.
Abstract:
A semiconductor device and method utilizing a dummy structure in association with a redistribution layer is provided. By providing the dummy structure adjacent to the redistribution layer, damage to the redistribution layer may be reduced from a patterning of an overlying passivation layer, such as by laser drilling. By reducing or eliminating the damage caused by the patterning, a more effective bond to an overlying structure, such as a package, may be achieved.
Abstract:
A device includes an interposer, which includes a substrate having a top surface. An interconnect structure is formed over the top surface of the substrate, wherein the interconnect structure includes at least one dielectric layer, and metal features in the at least one dielectric layer. A plurality of through-substrate vias (TSVs) is in the substrate and electrically coupled to the interconnect structure. A first die is over and bonded onto the interposer. A second die is bonded onto the interposer, wherein the second die is under the interconnect structure.