Patent classifications
H01L2224/14104
OPEN-PASSIVATION BALL GRID ARRAY PADS
A conductive bump assembly may include a passive substrate. The conductive bump assembly may also include a conductive bump pad supported by the passive substrate and surrounded by a first passivation layer opening. The conductive bump assembly may further include a second passivation layer opening on the passive substrate. The second passivation layer opening may be merged with the first passivation layer opening surrounding the conductive bump pad proximate an edge of the passive substrate. The conductive bump assembly may also include a conductive bump on the conductive bump pad.
Concentric bump design for the alignment in die stacking
An integrated circuit structure includes an alignment bump and an active electrical connector. The alignment bump includes a first non-solder metallic bump. The first non-solder metallic bump forms a ring encircling an opening therein. The active electrical connector includes a second non-solder metallic bump. A surface of the first non-solder metallic bump and a surface of the second non-solder metallic bump are substantially coplanar with each other.
Semiconductor device and method of forming a vertical interconnect structure for 3-D FO-WLCSP
A semiconductor device has an encapsulant deposited over a first surface of the semiconductor die and around the semiconductor die. A first insulating layer is formed over a second surface of the semiconductor die opposite the first surface. A conductive layer is formed over the first insulating layer. An interconnect structure is formed through the encapsulant outside a footprint of the semiconductor die and electrically connected to the conductive layer. The first insulating layer includes an optically transparent or translucent material. The semiconductor die includes a sensor configured to receive an external stimulus passing through the first insulating layer. A second insulating layer is formed over the first surface of the semiconductor die. A conductive via is formed through the first insulating layer outside a footprint of the semiconductor die. A plurality of stacked semiconductor devices is electrically connected through the interconnect structure.
SEMICONDUCTOR CHIP INCLUDING THROUGH ELECTRODE, AND SEMICONDUCTOR PACKAGE INCLUDING THE SAME
A semiconductor chip includes a body part having a front surface and a rear surface, a plurality of through electrodes penetrating the body part and arranged in a first direction in an array region, a plurality of front surface connection electrodes respectively coupled to the through electrodes over the front surface of the body part, and a plurality of rear surface connection electrodes respectively coupled to the through electrodes over the rear surface of the body part. The array region includes a central region and edge regions positioned on both sides of the central region in the first direction. A center of the front surface connection electrode and a center of the rear surface connection electrode that are positioned in each of the edge regions are positioned at a distance farther from the central region than a center of the corresponding through electrode.
Semiconductor package
A semiconductor package includes a substrate, through-electrodes penetrating the substrate, first bumps spaced apart from each other in a first direction parallel to a top surface of the substrate and electrically connected to the through-electrodes, respectively, and at least one second bump disposed between the first bumps and electrically insulated from the through-electrodes. The first bumps and the at least one second bump constitute one row in the first direction. A level of a bottom surface of the at least one second bump from the top surface of the substrate is a substantially same as levels of bottom surfaces of the first bumps from the top surface of the substrate.
Semiconductor device for reducing concentration of thermal stress acting on bonding layers
There is provided a semiconductor device that includes a wiring layer, a plurality of bonding layers arranged on the wiring layer and having conductivity, and a semiconductor element having a rear surface facing the wiring layer and a plurality of pads provided on the rear surface, and bonded to the wiring layer via the plurality of bonding layers, wherein the plurality of bonding layers are arranged in a grid shape when viewed along a thickness direction, wherein each of the plurality of pads is electrically connected to a circuit formed inside the semiconductor element and any of the plurality of bonding layers, and wherein at least one of the plurality of pads is located to be spaced apart from the plurality of bonding layers when viewed along the thickness direction.
Semiconductor device for reducing concentration of thermal stress acting on bonding layers
There is provided a semiconductor device that includes a wiring layer, a plurality of bonding layers arranged on the wiring layer and having conductivity, and a semiconductor element having a rear surface facing the wiring layer and a plurality of pads provided on the rear surface, and bonded to the wiring layer via the plurality of bonding layers, wherein the plurality of bonding layers are arranged in a grid shape when viewed along a thickness direction, wherein each of the plurality of pads is electrically connected to a circuit formed inside the semiconductor element and any of the plurality of bonding layers, and wherein at least one of the plurality of pads is located to be spaced apart from the plurality of bonding layers when viewed along the thickness direction.
Semiconductor chip including through electrode, and semiconductor package including the same
A semiconductor chip includes a body part having a front surface and a rear surface, a plurality of through electrodes penetrating the body part and arranged in a first direction in an array region, a plurality of front surface connection electrodes respectively coupled to the through electrodes over the front surface of the body part, and a plurality of rear surface connection electrodes respectively coupled to the through electrodes over the rear surface of the body part. The array region includes a central region and edge regions positioned on both sides of the central region in the first direction. A center of the front surface connection electrode and a center of the rear surface connection electrode that are positioned in each of the edge regions are positioned at a distance farther from the central region than a center of the corresponding through electrode.
IC chip layout for minimizing thermal expansion misalignment
An integrated circuit (IC) chip comprises a plurality of pads and a plurality of bumps. The plurality of pads includes a first pad. The plurality of bumps is disposed on the plurality of pads. The plurality of bumps includes a first bump disposed on the first pad. The first bump as a width that is different than an exposed with of the first pad. The center of the first bump is not aligned with a center of the first pad.
3D FAN-OUT PACKAGING STRUCTURE OF INTERCONNECTION SYSTEM WITH ULTRA-HIGH DENSITY AND METHOD FOR MANUFACTURING THE SAME
A 3D fan-out packaging structure of an interconnection system with ultra-high density and a method for manufacturing the same are disclosed; the packaging structure includes a first insulating layer, first metal solder pads, a metal pillar, a first chip, a second insulating layer, second metal solder pads, a first encapsulating layer, a first rewiring layer, a second chip, a second encapsulating layer, a second rewiring layer, and a solder ball. The packaging structure adopts the “RDL first” process, and non-soldering interfaces between the first and second metal solder pads help achieve bonding with a spacing of 5-10 μm or even less, much smaller than conventional soldering spacings, thus increasing the number of available I/O ports and obtaining a high-density, highly integrated packaging structure. In addition, in the present disclosure, various chips and electronic components can be integrated together, thereby achieving high-performance system-level packaging with higher flexibility and compatibility.