Abstract:
PROBLEM TO BE SOLVED: To provide a conducting film used for connection, such that an electronic component including a connection terminal with a narrow pitch is mounted on a wiring board. SOLUTION: An organic insulating layer 5 is provided with a plurality of linear conductors 3, extending in the thickness direction, and the plurality of linear conductors 3 are exposed from the surface of the organic insulating layer 5 through the organic insulating layer 5. The organic insulating layer 5 is a thermosetting resin layer in an un-cured condition. Here, the diameter of the linear conductor 3 is in the range of 30-1,000 nm, and the pitch of the linear conductor 3 is in the range of 40-1,200 nm. COPYRIGHT: (C)2011,JPO&INPIT
Abstract:
PROBLEM TO BE SOLVED: To provide a semiconductor device that has high reliability in connection between semiconductor elements and substrates and is capable of performing high-density packaging, and to provide a method of manufacturing the semiconductor device. SOLUTION: The semiconductor device includes: the substrate including a plurality of linear conductors passing through from one surface to the other surface; a semiconductor element stuck into a semiconductor element storage hole provided on the substrate; a first insulating layer formed on one surface of the substrate and at the surface side of the semiconductor element; a first wiring layer formed on the first insulating layer and electrically connected to a plurality of linear conductors exposed from one surface of the substrate and within the through-hole and to the semiconductor element via through-holes provided in the first insulating layer; a second insulating layer formed on the other surface of the substrate and at the back side of the semiconductor element; and a second wiring layer formed on the second insulating layer and electrically connected to the plurality of linear conductors exposed from the other surface of the substrate within the through-holes via a through-hole provided in the second insulating layer. COPYRIGHT: (C)2011,JPO&INPIT
Abstract:
In a semiconductor device, a substrate includes a plurality of line conductors which penetrate the substrate from a top surface to a bottom surface of the substrate. A semiconductor chip is secured in a hole of the substrate. A first insulating layer is formed on the top surfaces of the substrate and the semiconductor chip. A first wiring layer is formed on the first insulating layer and electrically connected via through holes of the first insulating layer to the semiconductor chip and some line conductors exposed to one of the through holes. A second insulating layer is formed on the bottom surfaces of the substrate and the semiconductor chip. A second wiring layer is formed on the second insulating layer and electrically connected via a through hole of the second insulating layer to some line conductors exposed to the through hole.
Abstract:
PROBLEM TO BE SOLVED: To provide a general purpose core material for a printed circuit board that is suitable for reducing the designing/manufacturing time and the manufacturing cost of the printed circuit board. SOLUTION: The core material is composed of at least one dielectric core layer including first and second surfaces, and a plurality of conducting cylinders connected to the first and second surfaces of the dielectric core layer through the dielectric core layer. The cylinders are arranged either in an array or apart from each other at a constant distance in the dielectric core layer. In addition, each of the first and second surfaces of the dielectric core layer is provided with a conducting layer, respectively, if necessary. COPYRIGHT: (C)2005,JPO&NCIPI
Abstract:
In a semiconductor device, a substrate includes a plurality of line conductors which penetrate the substrate from a top surface to a bottom surface of the substrate. A semiconductor chip is secured in a hole of the substrate. A first insulating layer is formed on the top surfaces of the substrate and the semiconductor chip. A first wiring layer is formed on the first insulating layer and electrically connected via through holes of the first insulating layer to the semiconductor chip and some line conductors exposed to one of the through holes. A second insulating layer is formed on the bottom surfaces of the substrate and the semiconductor chip. A second wiring layer is formed on the second insulating layer and electrically connected via a through hole of the second insulating layer to some line conductors exposed to the through hole.
Abstract:
There is provided a method of manufacturing a conductive film. The method includes: (a) providing an anodized layer having a plurality of through holes extending therethrough in its thickness direction; (b) forming a plurality of linear conductors by filling each of the through holes with a conductive material; (c) forming protection layers on both surfaces of the anodized layer; (d) removing the anodized layer to form a plurality of gaps between the linear conductors; (e) forming an organic insulation layer between the protection layers to fill the gaps with the organic insulation layer; and (f) removing the protection layers.
Abstract:
The present invention provides a light emitting diode (LED) circuit board with a multi-directional electrical connection. The board includes a board body with a surface and an assembly plane as well as four sides and corresponding corners, and a plurality of positive and negative electric contacts, separately arranged onto the surface of the board body nearby four sides, and also arranged at intervals. The circuit of the LED circuit board is simplified, helping to facilitate multi-directional electrical connection and expansion, and to improve significantly the paving efficiency of the LED circuit board with better practicability and industrial benefits.