Patent application number | Description | Published |
20090155984 | Backside protection film, method of forming the same and method of manufacturing a semiconductor package using the same - A method of forming a backside protection film includes forming a first coating layer on a first heterogeneous film, the first coating layer being at a C-stage state, forming a second coating layer on a second heterogeneous film, the second coating layer being at a B-stage state, separating the first coating layer from the first heterogeneous film, and attaching the first coating layer to the second coating layer, the second coating layer being between the second heterogeneous film and the first coating layer, and each of the first and second heterogeneous films being formed by coating a first material layer with a second material. | 06-18-2009 |
20090321432 | Apparatus for Processing a Wafer - An apparatus for processing a wafer includes a chamber, a boat, microwave generators and reflective plates. The boat is disposed in the chamber. One or more wafers are stacked in the boat. One or more microwave generators are connected to the chamber. The microwave generators generate microwaves for heating the wafers. The reflective plates reflect the microwaves onto the wafers such that the microwaves are uniformly applied to the wafers. Each of the reflective plates faces at least one of both sides of the wafer. The reflective plates include at least one of a fat side, a concave side and a convex side. | 12-31-2009 |
20100047969 | BACKGRINDING-UNDERFILL FILM, METHOD OF FORMING THE SAME, SEMICONDUCTOR PACKAGE USING THE BACKGRINDING-UNDERFILL FILM, AND METHOD OF FORMING THE SEMICONDUCTOR PACKAGE - A semiconductor package forming method includes mounting a backgrinding-underfill film which includes a laminated backgrinding film and a laminated underfill film on a semiconductor wafer so that the underfill film adheres to a front side of the semiconductor wafer; backgrinding a back side of the semiconductor wafer on which the backgrinding-underfill film has been mounted and removing the backgrinding film of the backgrinding-underfill film from the semiconductor wafer. The method further includes dicing the semiconductor wafer from which the backgrinding film has been removed, so that semiconductor chips are separated from the semiconductor wafer. | 02-25-2010 |
20110207266 | PRINTED CIRCUIT BOARD (PCB) INCLUDING A WIRE PATTERN, SEMICONDUCTOR PACKAGE INCLUDING THE PCB, ELECTRICAL AND ELECTRONIC APPARATUS INCLUDING THE SEMICONDUCTOR PACKAGE, METHOD OF FABRICATING THE PCB, AND METHOD OF FABRICATING THE SEMICONDUCTOR PACKAGE - A printed circuit board (PCB) includes a wire pattern that has a low processing cost and a high yield by simplifying the structure of the PCB and can increase the joining characteristics and reliability of minute bumps when a flip-chip bonding process is performed. The PCB includes a body resin layer having lower and upper surfaces, a wire pattern on or in one of the upper and lower surfaces of the body resin layer, at least one through-hole contact extending from the wire pattern through the body resin layer, and a solder resist on the upper and lower surfaces of the body resin layer, openings of the solder resist corresponding to at least one of a solder ball land and a bump land, the solder ball land and the bump land being configured to couple the PCB to a semiconductor chip. If the solder ball land is on the one-layer wire pattern, the bump land is on the through-hole contact, and if the bump land is on the wire pattern, the solder ball land is on the through-hole contact. | 08-25-2011 |
20120088332 | Semiconductor Package and Method of Manufacturing the Same - A method of forming a semiconductor package includes attaching a semiconductor substrate on a support substrate, wherein the semiconductor substrate includes a plurality of first semiconductor chips and a chip cutting region that separates respective ones of the semiconductor chips. A first cutting groove is formed that has a first kerf width between first and second ones of the plurality of first semiconductor chips. A plurality of second semiconductor chips is attached to the plurality of first semiconductor chips. A molding layer is formed so as to fill the first cutting groove and a second cutting groove having a second kerf width that is less than the first kerf width is formed in the molding layer so as to form individual molding layers covering one of the plurality of first semiconductor chips and one of the plurality of second semiconductor chips. | 04-12-2012 |
20120298656 | APPARATUS FOR FABRICATING SEMICONDUCTOR DEVICES - An apparatus for fabricating semiconductor devices includes a chamber having a bottom plane, a side wall and a lid. An irradiating unit is at an interior of the chamber. A substrate mounting unit is between the bottom plane of the chamber and the irradiating unit. The irradiating unit includes an irradiating tube and a hole penetrating the central region of the irradiating tube. The irradiating tube has a hollow disk shape, and a lower surface of the irradiating tube is opened to the substrate mounting unit. | 11-29-2012 |
20120307445 | PRINTED CIRCUIT BOARD (PCB) INCLUDING A WIRE PATTERN, SEMICONDUCTOR PACKAGE INCLUDING THE PCB, ELECTRICAL AND ELECTRONIC APPARATUS INCLUDING THE SEMICONDUCTOR PACKAGE, METHOD OF FABRICATING THE PCB, AND METHOD OF FABRICATING THE SEMICONDUCTOR PACKAGE - A printed circuit board (PCB) includes a wire pattern that has a low processing cost and a high yield by simplifying the structure of the PCB and can increase the joining characteristics and reliability of minute bumps when a flip-chip bonding process is performed. The PCB includes a body resin layer having lower and upper surfaces, a wire pattern on or in one of the upper and lower surfaces of the body resin layer, at least one through-hole contact extending from the wire pattern through the body resin layer, and a solder resist on the upper and lower surfaces of the body resin layer, openings of the solder resist corresponding to at least one of a solder ball land and a bump land, the solder ball land and the bump land being configured to couple the PCB to a semiconductor chip. | 12-06-2012 |
20130082399 | SEMICONDUCTOR PACKAGE AND METHOD OF MANUFACTURING THE SAME - A semiconductor package including an internal package including at least one semiconductor chip sealed with an internal seal, an external substrate on which the internal package is mounted, and an external seal sealing the internal package is provided. Also provided is a method of manufacturing the semiconductor package including forming an internal package including at least one semiconductor chip sealed with an internal seal, mounting the internal package on an external substrate, and sealing the internal package with an external seal. The internal seal and the external seal have different Young's moduli, for example, a Young's modulus of the internal seal is smaller than a Young's modulus of the external seal. Accordingly, the semiconductor package is less susceptible to warpage and can be handled with relative ease in subsequent semiconductor package processes. | 04-04-2013 |
20130134606 | SEMICONDUCTOR PACKAGES - A semiconductor package may include a substrate including a substrate pad on a top surface thereof; at least one semiconductor chip including a connection terminal electrically connected to the substrate on an active surface thereof, and mounted on the substrate; a heat release pattern formed between the substrate and the at least one semiconductor chip and configured to generate heat; and underfill resin underfilled between the substrate and the at least one semiconductor chip and comprising fillers. A semiconductor package may include a substrate including a substrate pad on a top surface thereof and a first heat release pattern configured to generate heat, and a semiconductor chip including a bonding pad formed on an active surface facing the substrate and a second heat release pattern configured to generate heat. | 05-30-2013 |
20130264706 | Semiconductor Package and Method of Manufacturing the Same - A method of forming a semiconductor package having a large capacity and a reduced or minimized volume includes: attaching a semiconductor substrate on a support substrate using an adhesive layer, wherein the semiconductor substrate includes a plurality of first semiconductor chips and a chip cutting region, wherein first and second ones of the plurality of first semiconductor chips are separated each other by the chip cutting region, and the semiconductor substrate includes a first surface on which an active area is formed and a second surface opposite to the first surface; forming a first cutting groove having a first kerf width, between the first and second ones of the plurality of first semiconductor chips, so that the semiconductor substrate is separated into a plurality of first semiconductor chips; attaching a plurality of second semiconductor chips corresponding to the first semiconductor chips, respectively, to the plurality of first semiconductor chips; forming a molding layer so as to fill the first cutting groove; and forming a second cutting groove having a second kerf width that is less than the first kerf width, in the molding layer, so as to separate the molding layer into individual molding layers covering one of the plurality of first semiconductor chips and corresponding one of the plurality of second semiconductor chips. | 10-10-2013 |
20140084456 | SEMICONDUCTOR PACKAGES, METHODS OF MANUFACTURING SEMICONDUCTOR PACKAGES, AND SYSTEMS INCLUDING SEMICONDUCTOR PACKAGES - A semiconductor package comprises a first semiconductor chip, a second semiconductor chip on the first semiconductor chip, a third semiconductor chip on the second semiconductor chip and a fourth semiconductor chip on the third semiconductor chip. A first underfill layer is positioned between the second semiconductor chip and the first semiconductor chip; a second underfill layer is positioned between the third semiconductor chip and the second semiconductor chip, and a third underfill layer is positioned between the fourth semiconductor chip and the third semiconductor chip. In some embodiments, the second underfill layer comprises a material that is different than the first and third underfill layers. | 03-27-2014 |
20140134798 | SEMICONDUCTOR PACKAGE AND METHOD OF MANUFACTURING THE SAME - A semiconductor package including an internal package including at least one semiconductor chip sealed with an internal seal, an external substrate on which the internal package is mounted, and an external seal sealing the internal package is provided. Also provided is a method of manufacturing the semiconductor package including forming an internal package including at least one semiconductor chip sealed with an internal seal, mounting the internal package on an external substrate, and sealing the internal package with an external seal. The internal seal and the external seal have different Young's moduli, for example, a Young's modulus of the internal seal is smaller than a Young's modulus of the external seal. Accordingly, the semiconductor package is less susceptible to warpage and can be handled with relative ease in subsequent semiconductor package processes. | 05-15-2014 |
20140138799 | SEMICONDUCTOR PACKAGE AND METHOD OF MANUFACTURING THE SAME - Semiconductor packages capable of reducing a total height thereof and methods of manufacturing the semiconductor package are provided. The semiconductor package includes a semiconductor substrate having first and second surfaces opposite to each other, a semiconductor device formed on the first surface of the semiconductor substrate, pads formed on the first surface of the semiconductor substrate and electrically connected to the semiconductor device, and at least one printed circuit layer including a resin layer, via electrodes penetrating through the resin layer, and line layers formed on the first resin layer and connected to the via electrodes and attached onto the first surface of the semiconductor substrate. The via electrodes and the line layers are formed of the same type of material, and the via electrodes are electrically connected to the pads. | 05-22-2014 |