Various inventions are disclosed in the microchip manufacturing arts. Conductive pattern formation by semi-additive processes are disclosed. Further conductive patterns and methods using activated precursors are also disclosed. Aluminum laminated surfaces and methods of circuit formation therefrom are further disclosed. Circuits formed on an aluminum heat sink are also disclosed. The inventive subject matter further discloses methods of electrolytic plating by controlling surface area of an anode.

To provide a molded product, a metal-clad laminate and a printed wiring board, each of which contains a tetrafluoroethylene type polymer, whereby an decrease in electrical characteristics is inhibited and a hole can be easily bored with UV-YAG laser; and methods for their production. A molded product containing a tetrafluoroethylene type polymer, in which the content of components other than the tetrafluoroethylene type polymer is at most 0.9 mass %, and which has a wavelength range where the extinction coefficient becomes to be from 1.2 to 4.5 at from 200 to 380 nm; and a method for its production. A metal-clad laminate having a conductive metal layer and a layer of the molded product; and a method for its production. A printed wiring board provided with the metal-clad laminate and having through-holes in the thickness direction of the polymer layer.

An electronic circuit, comprising: an integrated substrate structure comprising one or more electrically conductive traces comprising plating on a laser-etched, non-conductive isolated portion of the integrated substrate structure defining each electrically conductive trace; one or more electrically conductive pads at one or more predetermined positions along the one or more electrically conductive traces; and an electrical component surface mounted to the at least one electrically conductive pad with interconnect and bonding material.

Provided are: a structure with a conductive pattern that can be obtained in a simple manufacturing process and that exhibits favorable interlayer adhesion; and a method for manufacturing same. An embodiment of the present invention provides a structure with a conductive pattern, the structure comprising a base material, and a copper-containing conductive layer arranged on the surface of the base material, wherein when a principal surface of the conductive layer on the side facing the base material is a first principal surface, and a principal surface of the conductive layer on the opposite side from the first principal surface is a second principal surface, the conductive layer: has a porosity of 0.01 to 50 volume percent in a first principal surface-side region that extends from the first principal surface to a depth of 100 nm in the thickness direction of the conductive layer.

The present invention discloses an integrated miniature welding plate structure and manufacturing process therefor, which consists of pads with welded dots, welding wires and a welding plate; the manufacturing process of the welding plate consists of following steps: S1. Punching holes, take a SMT patch fixed with several welding plates, punch holes in the welding plates in accordance with the requirements; S2 Electroplating, electroplate a metal layer with electroplating process onto the inner walls of the holes in each of the welding plates; S3. Gluing, pour the insulation colloid into the holes in each of the welding plates, then electroplate a metal layer onto both ends of the colloid; S4. Cutting, cut each of the welding plates off the patch. The beneficial effects are: the welding wires are welded with the welding plates, then the welding plates are connected with the welded dots of the to-be-welded parts, the adopted welding method of the welding plates can improve the overall welding efficiency, ensure the welding strength of the welded dots and improve the welding quality; the structure design of the base plate and vertical plate is adopted for the welding plates, the welding wires are welded onto the vertical plates in a centralized manner, so the status that the welding wires not being parallel and upright can be obviously improved.

An electronic component mounted body includes a substrate, a connection section provided on the substrate, an electronic component having a terminal connected to the connection section, and a solder that fixes the electronic component to the connection section. The connection section has a first region in which the terminal is fixed through the solder, and a second region lower in wettability than the first region, and the second region has an extension region extended to a peripheral edge of the connection section, and a spaced region that projects from the extension region toward the first region and that is provided to be spaced from the peripheral edge.

A flexible circuit (FC) and a method of forming the FC each include providing a first dielectric layer, applying a plurality of conductive circuit traces that are substantially parallel to each other to the first dielectric layer, providing a second dielectric layer atop the first dielectric layer and the plurality of conductive circuit traces to form a third dielectric layer having the plurality of conductive traces disposed therein and being configured to support and insulate the plurality of conductive traces, and forming a plurality of channels extending at least partially through a thickness of the third dielectric layer, wherein the plurality of channels are arranged between the plurality of conductive circuit traces and substantially parallel thereto and are configured to provide increased flexibility of the FC.

A printed circuit board can include a substrate layer, a first metal layer disposed over the substrate layer, a core layer disposed over the first metal layer, and a second metal layer disposed over the core layer, where the core layer defines a closed cavity between the first and second metal layers. Optionally, the cavity is filled with air and operates as an antenna.

A fabrication process for soft-matter printed circuit boards is disclosed in which traces of liquid-phase Ga—In eutectic (eGaIn) are patterned with UV laser micromachining (UVLM). The terminals of the elastomer-sealed LM circuit connect to the surface mounted chips through vertically-aligned columns of eGaIn-coated ferromagnetic microspheres that are embedded within an interfacial elastomer layer.

A color filter and a manufacturing method thereof, and a display device are provided. The color filter includes a color filter substrate, a plurality of sub-pixel regions, wherein each of the sub-pixel regions includes a first signal region, a second signal region, and a laser path disposed between the first signal region and the second signal region, a first light-shielding sheet disposed on the first signal region and covered with a first indium tin oxide layer, and a second light-shielding sheet disposed on the second signal region and covered with a second indium tin oxide layer. Wherein, the first signal region receives signals through the first indium tin oxide layer, and the second signal region receives signals through the second indium tin oxide layer, therefore improving the problem of signal transmission delay caused by the regional signal impedance difference of the indium tin oxide layer.