摘要:
A mounted body (100) of the present invention includes: a semiconductor element (10) having a surface (10a) on which element electrodes (12) are formed and a rear surface (10b) opposing the surface (10a); and a mounting board (30) on which wiring patterns (35) each having an electrode terminal (32) are formed. The rear surface (10b) of the semiconductor element (10) is in contact with the mounting board (30), and the element electrodes (12) of the semiconductor element (10) are connected electrically to the electrode terminals (32) of the wiring pattern (35) formed on the mounting board (30) via solder connectors (20) formed of solder particles assembled into a bridge shape. With this configuration, fine pitch connection between the element electrodes of the semiconductor element and the electrode terminals of the mounting board becomes possible.
摘要:
A method for manufacturing a flexible semiconductor device comprises (i) forming an insulating film on the upper surface of a resin film, (ii) forming a pattern of extraction electrodes on the upper surface of the resin film, (iii) forming a semiconductor layer on the insulating film in such a manner that the semiconductor layer is in contact with the pattern of extraction electrodes, and (iv) forming a sealing resin layer on the upper surface of the resin film in such a manner that the sealing resin layer covers the semiconductor layer and the pattern of extraction electrodes, wherein at least one of the stepsof the above steps (i) to (iv) is carried out by a printing method. With this manufacturing method, various layers can be formed by a simple printing process without using a vacuum process, photolithography, or the like.
摘要:
A method for manufacturing a flexible semiconductor device includes (i) forming an insulating film on the upper surface of metal foil, (ii) forming an extraction electrode pattern on the upper surface of the metal foil, (iii) forming a semiconductor layer on the insulating film such that the semiconductor layer is in contact with the extraction electrode pattern, (iv) forming a sealing resin layer on the upper surface of the metal foil such that the sealing resin layer covers the semiconductor layer and the extraction electrode pattern, and (v) forming electrodes by etching the metal foil, the metal foil being used as a support for the insulating film, the extraction electrode pattern, the semiconductor layer, and the sealing resin layer formed in (i) to (iv) and used as a constituent material for the electrodes in (v). The metal foil need not be stripped, and a high-temperature process can be used.
摘要:
A semiconductor device having semiconductor elements disposed with higher density and a method for manufacturing the same are provided. An image display device employing the semiconductor device is also provided. A semiconductor device comprises a resin film having a through hole; and a semiconductor element comprising a gate electrode disposed on the inner wall of the through hole, an insulating layer that covers the gate electrode within the through hole, an organic semiconductor disposed on the insulating layer within the through hole, and a source electrode and a drain electrode which are electrically connected to the organic semiconductor.
摘要:
A water-repelling layer is formed on a resin film, and a stripe pattern region is formed so as to be positioned within a surface region of the water-repelling layer and so as to be relatively hydrophilic with respect to water repellency of the water-repelling layer. A magnetic stripe pattern is formed of needle-shaped magnetic grains oriented and aggregated in the stripe pattern region. The needle-shaped magnetic grains are arranged in a desirable state in a predetermined stripe pattern, with a high magnetic permeability and a magnetic sheet with stripe-arranged magnetic grains that is thin and flexible is obtained.
摘要:
A method includes the steps of preparing a multilayer film 80 formed by sequentially stacking a first metal layer 10, an inorganic insulating layer 20, a semiconductor layer 30, and a second metal layer 40; forming a source electrode 42s and a drain electrode 42d comprised of the second metal layer 40 by etching the second metal layer 40; pressure-bonding a resin layer 50 onto a surface of the multilayer film 80 provided with the source electrode 42s and the drain electrode 42d to burry the source electrode 42s and the drain electrode 42d in the resin layer 50; and forming a gate electrode 10g comprised of the first metal layer 10 by etching the first metal layer 10. The inorganic insulating layer 20g functions as a gate insulating film. The semiconductor layer 30 functions as a channel.
摘要:
An electronic component packaging structure, includes: circuit boards each having a wiring at least on a surface thereof; and an electronic component package secured between the circuit boards. The electronic component package includes at least one electronic component embedded within an electrical insulating encapsulation resin molded member made of an inorganic filler and a resin, the at least one electronic component being selected from an active component and a passive component, protruding electrodes are arranged on both faces of the electrical insulating encapsulation resin molded member, and the electronic component is connected electrically with at least a part of the protruding electrodes. This configuration allows circuit boards to be connected with each other and a high-density and high-performance structure.
摘要:
The present invention provides a module with a built-in semiconductor that can suppress a reduction in yield caused by a crack or failure of a semiconductor device in the process of mounting a thin semiconductor device on a wiring board and a method for manufacturing the module. In the module with a built-in semiconductor, a semiconductor device (107) is contained in an interlayer connection member (105) located between a first wiring board (101) and a second wiring board (103). The back side of the semiconductor device (107) is die-bonded to the first wiring board (101) via an adhesive (108), and the semiconductor device (107) is connected electrically to the second wiring pattern (104) via a protruding electrode (109).
摘要:
An electronic component packaging structure, includes: circuit boards each having a wiring at least on a surface thereof; and an electronic component package secured between the circuit boards. The electronic component package includes at least one electronic component embedded within an electrical insulating encapsulation resin molded member made of an inorganic filler and a resin, the at least one electronic component being selected from an active component and a passive component, protruding electrodes are arranged on both faces of the electrical insulating encapsulation resin molded member, and the electronic component is connected electrically with at least a part of the protruding electrodes. This configuration allows circuit boards to be connected with each other and a high-density and high-performance structure.
摘要:
A method for manufacturing an electric element built-in module including flip-chip mounting at least one electric element such as a semiconductor chip or a surface acoustic wave device on a wiring pattern, sealing the electric element with a thermosetting resin composition, and grinding or abrading the thermosetting resin composition and electric element from a side of the electric element opposite that of the wiring pattern. The method provides upper surfaces of the electric element and the thermosetting resin composition that are substantially flush with each other. The method provides an electric element built-in module suitable for high-density packaging with a reduced thickness without damaging the electric element and while maintaining mechanical strength.