摘要:
A method for fabricating a flexible substrate and a flexible substrate prefabricated component are disclosed, the flexible substrate comprises an electronic device and a flexible layer provided with the electronic device. The fabrication method comprises: disposing a single-sided adhesive layer at a central portion of a surface of a support substrate, an adhesive side of the single-sided adhesive layer being in contact with the support substrate; disposing a double-sided adhesive layer at a peripheral region of the support substrate; disposing the flexible layer on surfaces of the single-sided adhesive layer and the double-sided adhesive layer, the flexible layer being bonded to the double-sided adhesive layer; disposing the electronic device in a region of a surface of the flexible layer corresponding to the single-sided adhesive layer; cutting the flexible layer along a boundary of the electronic device and removing the flexible layer from the single-sided adhesive layer.
摘要:
A method for fabricating a flexible substrate and a flexible substrate prefabricated component are disclosed, the flexible substrate comprises an electronic device and a flexible layer provided with the electronic device. The fabrication method comprises: disposing a single-sided adhesive layer at a central portion of a surface of a support substrate, an adhesive side of the single-sided adhesive layer being in contact with the support substrate; disposing a double-sided adhesive layer at a peripheral region of the support substrate; disposing the flexible layer on surfaces of the single-sided adhesive layer and the double-sided adhesive layer, the flexible layer being bonded to the double-sided adhesive layer; disposing the electronic device in a region of a surface of the flexible layer corresponding to the single-sided adhesive layer; cutting the flexible layer along a boundary of the electronic device and removing the flexible layer from the single-sided adhesive layer.
摘要:
A flexible wire assembly includes a plurality of elongated conductors and insulators each having a quadrilateral cross section and alternatingly laminated together, the flexible wire assembly having a wire width measured across the conductor and insulators, a wire height equivalent to the height of the conductors and insulators, and a wire length which is measured in a longitudinal direction orthogonal to the wire width and the wire height, wherein the wire length is one or more orders of magnitude greater than the wire width and the wire height; and a first device comprising a plurality of bond pads spaced to define a bond pad pitch, wherein the flexible wire assembly is coupled to the first device at the bond pads such that spacing of the conductor conductors is matched to the bond pad pitch.
摘要:
Method for fabricating a textured dielectric substrate (400) for an RF circuit. The method can include the step (104) of selecting a plurality of dielectric substrate materials, each having a distinct combination or set of electrical properties that is different from the combination of electrical properties of every other one of dielectric substrate materials. Selecting a textured substrate patter (106) which is comprised of at least two types of distinct areas respectively having the distinct sets of electrical properties, with each distinct area dimensioned much smaller than a wavelength at a frequency of interest. Cutting the dielectric substrate materials (202, 204) into a size and shape consistent with the distinct areas of the selected pattern so as to form a plurality of dielectric pieces (206, 208). Arranging the dielectric pieces on a base plate (302) in accordance with the selected pattern to form the textured dielectric substrate.
摘要:
An anisotropic conductive sheet capable of transmitting high-speed digital signals reliably is provided. The anisotropic conductive sheet has a conductive property in a thickness direction thereof under a predetermined condition, and includes: insulative matrix members having a dielectric constant value of at most 2.28 and a dielectric loss value of at most 0.025; and conductive members having a conductive property in the thickness direction under the predetermined condition in the conductive members capable of flowing electricity between top and bottom surfaces thereof are located in a scattered manner in the matrix members, and the conductive and matrix members are bonded chemically. Especially, the matrix member is made from a resin material having a resin foamed body of a foaming structure, i.e. homogeneous microcell structure. At least one of the conductive members may be of conductive elastomer.
摘要:
An anisotropic conductive sheet manufactured through improved manufacturing steps and a method of manufacturing the same. Conductive portions are unevenly arranged in a nonconductive elastomer having fluidity and serving as a matrix, the conductive portions highly densely containing the conductive particles having a specific gravity greater than that of the matrix component, the conductive particles are unevenly dispersed to form substantially nonconductive portions, and the conductive portions and the nonconductive portions are integrally cured to mold anisotropic conductive pieces. The anisotropic conductive pieces are so laminated that the conductive portions and the nonconductive portions are alternately arranged thereby to obtain a first laminate, and the first laminate is cut maintaining a predetermined thickness to obtain a zebra-like sheet. A second laminate obtained by alternately laminating the zebra-like sheets and the elastomer sheets is cut maintaining a predetermined thickness to obtain an isotropic conductive sheet in which the conductive portions are arranged like a matrix.
摘要:
An elastomer interposer employed between a package and a printed circuit board and the method of manufacturing the same are disclosed. The elastomer interposer includes an elastomer, a plurality of conductive wires, Cu pads, solder resistant blocks and Ni/Au plated pads. The elastomer has two contact surfaces. The conductive wires are arranged inside the elastomer at a certain interval and tilted toward one of the contact surfaces with an inclined angle. The Cu pads are formed on both of the surfaces at a space, and electrically connected to the corresponding conductive wires. Also, the Ni/Au plated pads are formed over the Cu pads.
摘要:
A semiconductor device includes a circuit board, a semiconductor element that is mounted on an upper surface of the circuit board and has an electrode terminal, and a sealing resin for sealing a periphery of the semiconductor element that is mounted on the upper surface of the circuit board. The circuit board includes a plurality of conductive members and an insulating substance for binding and fixing the plurality of conductive members. Each of the plurality of conductive members includes a conductive material formed integrally from the upper surface through the lower surface of the circuit board, and an insulating material covering an outer circumference of the conductive material. The conductive material of at least one conductive member of the plurality of conductive members is exposed to the upper surface of the circuit board. The electrode terminal of the semiconductor element is electrically connected to the conductive material of the conductive member exposed to the upper surface of the circuit board via a connecting member.
摘要:
A microelectronic substrate having a plurality of alternating substantially planar layers of dielectric material and conductive material, and further having a first surface and a second surface, wherein the dielectric material and the conductive material layers extend substantially perpendicularly between the first and second surfaces.
摘要:
A wiring body, used for manufacturing a substrate, includes a columnar body, having an axis, made of fired porous inorganic insulator impregnated with an organic insulator; and a large number of metallic fine wires embedded in the columnar body in parallel with the axis while the metallic fine wires are arranged at intervals, wherein a ratio of the inorganic insulator in the columnar body is 50 to 80 volume %, preferably 50 to 60 volume %. A method for manufacturing a wiring body includes the steps of charging a dispersed solution, in which inorganic insulating powder is dispersed, into a container in which a number of metallic fine wires are arranged in parallel with the axis, drying the dispersed solution, and firing inorganic insulating powder so that the porosity of the fired body can be in a range from 20 to 50 volume % so as to form a columnar body; and the steps of impregnating the obtained porous columnar body with uncured organic insulating material, and curing the organic insulating material.