Flexible LED assemblies are described. More particularly, flexible LED assemblies having substrates with conductive features positioned on or in the substrate, and layers of ceramic positioned over exposed portions of the substrate to protect against UV degradation, as well as methods of making such assembles, are described.

A method for manufacturing a high-current printed circuit board, comprising: providing a circuit substrate comprising a substrate layer; a first circuit layer formed on the substrate layer; and a second circuit layer formed on the substrate layer and facing away from the first circuit layer, wherein first conductive circuits are defined on the first circuit layer, second conductive circuits are defined on the second circuit layer, and a line width of each of the first conductive circuits is greater than a line width of each of the second conductive circuits; and forming buffering circuits by plating, wherein the buffering circuits are electrically connected the first circuit layer to the second circuit layer; wherein a line width of each of the buffering circuits is greater than the line width of each of the second conductive circuits.

An electronic heat-dissipating substrate including: lead frames of wiring pattern shapes on a conductor plate; and an insulating member between the lead frames. A plate surface of the lead frames and a top surface of the insulating member form one continuous surface. The part arrangement surface is on both surfaces of the electronic part mounting heat-dissipating substrate, a reductant circuit which includes at least similar dual-system circuit is formed on the electronic part mounting heat-dissipating substrate, a first-system circuit of the dual-system circuit is formed on a first surface of the electronic part mounting heat-dissipating substrate, a second-system circuit of the dual-system circuit is formed on a second surface of the electronic part mounting heat-dissipating substrate, and the common lead frames used in a portion of a circuit wiring are used to the first surface and the second surface of the electronic part mounting heat-dissipating substrate.

A printed circuit board includes a circuit substrate and a plurality of buffering circuits. The circuit substrate includes a substrate layer, and first and second circuit layers formed on either side of the substrate layer. The first circuit layer comprises a plurality of first conductive circuits. The second circuit layer comprises a plurality of second conductive circuits. A line width of each of the plurality of first conductive circuits is greater than a line width of each of the plurality of second conductive circuits. The plurality of buffering circuits electrically connect the first circuit layer to the second circuit layer and a line width of each of the plurality of buffering circuits is greater than the line width of each of the plurality of second conductive circuits.

Flexible LED assemblies are described. More particularly, flexible LED assemblies having substrates with conductive features positioned on or in the substrate, and layers of ceramic positioned over exposed portions of the substrate to protect against UV degradation, as well as methods of making such assembles, are described.

Flexible LED assemblies (300) are described. More particularly, flexible LED (320) assemblies having flexible substrates (302) with conductive features (304, 306) positioned on or in the substrate, and layers of ceramic (310) positioned over exposed portions of the substrate to protect against UV degradation, as well as methods of making such assembles, are described.

Provided are a circuit board structure and a fabrication method thereof, including the steps of: forming a first circuit layer in a first dielectric layer and exposing the first circuit layer therefrom; forming a second dielectric layer on the first dielectric layer and the first circuit layer, and forming a second circuit layer on the second dielectric layer; forming a plurality of first conductive vias in the second dielectric layer for electrically connecting to the first circuit layer to thereby dispense with a core board and electroplated holes and thus facilitate miniaturization. Further, the first dielectric layer is liquid before being hardened and is formed on the first dielectric layer that enhances the bonding between layers of the circuit board and the structure.

A printed circuit board and a method of manufacturing the same. In one embodiment, a printed circuit board includes: a core made of a glass material; an insulator surrounding the core; and a via connecting internal circuit layers through the core and the insulator.

A process for improving the performance of the sliding rheostat of 5G communication high-frequency signal board with the sliding rheostat slides along between two bonding pads, includes the following steps: outer layer etching; resin plugging: a. plugging the resinous ink into the pre-plugging position; b: baking, baking on the baking plate of the oven after the plugging is finished: board polishing: using a ceramic brush to process the plugged board, then using a non-woven fabric blush to polish the surface that is polished by ceramic brush. The present invention provides a process for improving the performance of the sliding rheostat of 5G communication high-frequency signal board. The resin plugging method is used to plug the gap between the conductors of the sliding rheostat, so as to prevent the sliding rheostat from being unable to slide due to the altitude difference between conductors of the high-frequency signal board.

A method for producing a metal-ceramic substrate includes attaching a metal layer to a surface side of a ceramic layer, the metal layer being structured into a plurality of metallization regions respectively separated from one another by at least one trench-shaped intermediate space to form conductive paths and/or connective surfaces and/or contact surfaces. The method further includes filling the at least one trench-shaped intermediate space with an electrically insulating filler material, and covering first edges of the metallization regions facing and adjoining the surface side of the ceramic layer in the at least one trench-shaped intermediate space, as well as at least one second edge of the metallization regions facing away from the surface side of the ceramic layer in the at least one trench-shaped intermediate space, by the electrically insulating filler material.