Patent classifications
H01L2223/54473
Chip singulation method
A chip singulation method includes, in stated order: forming a surface supporting layer on an upper surface of a wafer; thinning the wafer from the undersurface to reduce the thickness to at most 30 μm; removing the surface supporting layer from the upper surface; forming a first metal layer and subsequently a second metal layer on the undersurface of the wafer; applying a dicing tape onto an undersurface of the second metal layer; applying, onto the upper surface of the wafer, a process of increasing hydrophilicity of a surface of the wafer; forming a water-soluble protective layer on the surface of the wafer; cutting the wafer, the first metal layer, and the second metal layer by irradiating a predetermined region of the upper surface of the wafer with a laser beam; and removing the water-soluble protective layer from the surface of the wafer using wash water.
Reconfigurable high speed memory chip module and electronic device with a reconfigurable high speed memory chip module
A reconfigurable high speed memory chip module includes a type of memory cell array group, a first transmission bus, and a logic unit. The type memory cell array group includes multiple memory cell array integrated circuits (ICs). The first transmission bus coupled to the type memory cell array group has a first programmable transmitting or receiving data rate, a first programmable transmitting or receiving signal swing, a first programmable bus width, and a combination thereof. The logic unit is coupled to the first transmission bus for accessing the type memory cell array group through the first transmission bus.
Semiconductor device and method for manufacturing the same
A semiconductor device includes a monocrystalline substrate of a material which does not have a liquid phase at atmospheric pressure, and an identification mark disposed on or in the substrate comprising an amorphous region of the material or a region of the material deviated from stoichiometry.
SEMICONDUCTOR MANUFACTURING APPARATUS AND SEMICONDUCTOR MANUFACTURING METHOD
A semiconductor manufacturing apparatus includes a stage connected to a vacuum generator to suction a semiconductor wafer including a plurality of semiconductor chips; a suction control unit connected to a connecting portion of the stage and the vacuum generator to control the connection of the stage and the vacuum generator; a pickup unit picking up each of the plurality of semiconductor chips; and a control unit controlling movement and rotation of the pickup unit and controlling the suction control unit; wherein the pickup unit moves the semiconductor chip from the stage to a mounting position of a supporting substrate and adherers the semiconductor chip by the control unit.
Semiconductor device mounting method
A first insulating film is applied onto a joining face of a semiconductor device including a connection terminal on a joining face, and the connection terminal is embedded inside the first insulating film. The second insulating film is formed on a joining target face of a joining target, which includes a connection target terminal on the joining target face, and the connection target terminal is embedded inside the second insulating film. The semiconductor device and the joining target are joined together by applying pressure and causing the semiconductor device and the joining target to make contact with each other.
BUMP STRUCTURE, DISPLAY DEVICE INCLUDING A BUMP STRUCTURE, AND METHOD OF MANUFACTURING A BUMP STRUCTURE
A bump structure includes a first bump disposed on a substrate, the first bump including a first metal, at least one antioxidant member surrounded by the first bump, the at least one antioxidant member including a second metal having an ionization tendency greater than an ionization tendency of the first metal, and a second bump disposed on the first bump and the at least one antioxidant member.
VISUAL IDENTIFICATION OF SEMICONDUCTOR DIES
Systems and methods for visual identification of semiconductor dies are described. In some embodiments, a method may include: receiving a semiconductor wafer having a plurality of dies and printing a unique visual identification mark on each of the plurality of dies. In other embodiments, a method may include receiving an electronic device comprising a die and a package surrounding at least a portion of the die and reading, from the electronic device, a unique visual identification mark that encodes a Cartesian coordinate of the die relative to a reference point on a semiconductor wafer.
Semiconductor devices and methods for backside photo alignment
Various embodiments of microelectronic devices and methods of manufacturing are described herein. In one embodiment, a method for aligning an electronic feature to a through-substrate via includes forming a self-aligned alignment feature having a wall around at least a portion of the TSV and aligning a photolithography tool to the self-aligned alignment feature. In some embodiments, the self-aligned alignment feature is defined by the topography of a seed material at a backside of the device.
OPTICAL SENSOR MODULE AND MANUFACTURING METHOD THEREOF
An optical sensor module comprises a substrate, a photodetector which detects light and is fixed to the substrate and a lens holding member, to which a lens is fixed, which is fixed to the substrate at a position surrounding the photodetector, and the lens is fixed in the state in which an outer circumference of the lens is covered by a material itself of the lens holding member, and a part of an outer edge of the lens is exposed at a side of an outer surface of the lens holding member or at a side of an inner surface of the lens holding member.
CHIP SINGULATION METHOD
A chip singulation method includes, in stated order: forming a surface supporting layer on an upper surface of a wafer; thinning the wafer from the undersurface to reduce the thickness to at most 30 μm; removing the surface supporting layer from the upper surface; forming a first metal layer and subsequently a second metal layer on the undersurface of the wafer; applying a dicing tape onto an undersurface of the second metal layer; applying, onto the upper surface of the wafer, a process of increasing hydrophilicity of a surface of the wafer; forming a water-soluble protective layer on the surface of the wafer; cutting the wafer, the first metal layer, and the second metal layer by irradiating a predetermined region of the upper surface of the wafer with a laser beam; and removing the water-soluble protective layer from the surface of the wafer using wash water.