H05K2201/0195

METHOD FOR APPLYING A PATTERN TO A SUBSTRATE

An apparatus is disclosed for transferring a pattern of a composition containing particles of an electrically conductive material and a thermally activated adhesive from a surface of a flexible web to a surface of a substrate. The apparatus comprises: respective drive mechanisms for advancing the web and the substrate to a nip through which the web and the substrate pass at the same time and where a pressure roller acts to press the surfaces of the web and the substrate against one another, a heating station for heating at least one of the web and the substrate prior to, or during, passage through the nip, to a temperature at which the adhesive in the composition is activated, a cooling station for cooling the web after passage through the nip, and a separating device for peeling the web away from the substrate after passage through the cooling station, to leave the pattern of composition adhered to the surface of the substrate.

Component Carrier
20220346229 · 2022-10-27 ·

A component carrier includes (a) a base structure having a surface with a surface profile; (b) a first dielectric layer formed on the surface of the base structure and (c) a second dielectric layer formed on the first dielectric layer. The first dielectric layer has a first main surface with a first surface profile. The first main surface faces away from the surface of the base structure. The first surface profile corresponds to the surface profile of the base structure. The second dielectric layer includes a second main surface with a second surface profile. The second main surface faces away from the surface of the base structure. The second surface profile differs from the surface profile of the base structure. A manufacturing method uses an auxiliary sheet for pressing the first dielectric layer on the main surface. The auxiliary sheet is removed before pressing the second dielectric layer.

RESIN MULTILAYER SUBSTRATE
20220346221 · 2022-10-27 ·

A resin multilayer substrate includes a multilayer body including resin base-material layers in a thickness direction, a side-surface conductor on at least a side surface of the multilayer body and made of a metallic material with a coefficient of thermal expansion whose difference from a coefficient of thermal expansion of the resin base-material layers in a plane direction is smaller than a difference from a coefficient of thermal expansion of the resin base-material layers in the thickness direction, a circuit component in the multilayer body and defining a circuit, and inner conductors in the multilayer body, located between the side-surface conductor and the circuit component along the side-surface conductor, and at least partially overlapping each other when viewed in the thickness direction, each of the inner conductors being one of a dummy conductor and a ground conductor.

Corona prevention in high power circulators

A method for preventing corona effects in an electronic circuit comprising applying a coating of a first material to a surface of the electronic circuit, and applying a second material having a dielectric constant that is lower than that of the first material on an exposed surface of the first material, wherein the second material comprises a solid dielectric.

PRINTED CIRCUIT BOARD FOR REDUCING POWER NOISE AND ELECTRONIC DEVICE INCLUDING THE SAME

An electronic device according to an example embodiment includes a printed circuit board (PCB) configured to connect a first electronic component and a second electronic component and block power noise in a target frequency band. The PCB may include a first signal layer including a first signal plate having a length pattern with a length corresponding to a first parameter of the target frequency band, a first ground layer including a first ground plate with a first area, a second signal layer including a second signal plate, a first dielectric having a first thickness and a first permittivity, a second ground layer including a second ground plate with a second area corresponding to a second parameter of the target frequency band, and a second dielectric having a second thickness and a second permittivity corresponding to the second parameter.

Ultra-thin embedded semiconductor device package and method of manufacturing thereof

A package structure includes a first dielectric layer, semiconductor device(s) attached to the first dielectric layer, and an embedding material applied to the first dielectric layer so as to embed the semiconductor device therein, the embedding material comprising one or more additional dielectric layers. Vias are formed through the first dielectric layer to the at least one semiconductor device, with metal interconnects formed in the vias to form electrical interconnections to the semiconductor device. Input/output (I/O) connections are located on one end of the package structure on one or more outward facing surfaces thereof to provide a second level connection to an external circuit. The package structure interfits with a connector on the external circuit to mount the package perpendicular to the external circuit, with the I/O connections being electrically connected to the connector to form the second level connection to the external circuit.

Planar antenna and wireless module

A planar antenna includes: a radiating element; a flexible dielectric film portion; a power feeder line provided for the dielectric film portion, and configured to feed power to the radiating element; a first ground conductor facing against the radiating element; and an antenna base having a dielectric layer disposed between the radiating element and the first ground conductor. The dielectric film portion extends from a side surface of the antenna base. The dielectric layer is thicker than the dielectric film portion.

Substrate with antenna, and antenna module

A substrate with an antenna according to the present disclosure includes a circuit board having one main surface and the other main surface, and an antenna element mounted on the one main surface of the circuit board. When viewed from a thickness direction, an area of the one main surface of the circuit board is larger than an area of the other main surface, and the antenna element is mounted on at least a part of a region that is on the one main surface of the circuit board and that protrudes from the other main surface.

Prepregs and Laminates Having a UV Curable Resin Layer
20230127186 · 2023-04-27 ·

Prepregs having a UV curable resin layer located adjacent to a first thermally curable resin layer or sandwiched between first and second thermally curable resin layers wherein the UV curable resin layer is uncured or partially cured as well as methods for preparing laminates using the prepregs wherein the laminate includes at least one UV curable resin encapsulated electrical component.

Application of Electrical Conductors of a Solar Cell
20230129839 · 2023-04-27 ·

A method is disclosed for applying an electrical conductor to a solar cell, which comprises providing a flexible membrane with a pattern of groove formed on a first surface thereof, and loading the grooves with a composition comprising conductive particles. The composition is, or may be made, electrically conductive. Once the membrane is loaded, the grooved first surface of the membrane is brought into contact with a front or/and back of a solar cell. A pressure is then applied between the solar cell and the membrane(s) so that the composition loaded to the grooves adheres to the solar cell. The membrane(s) and the solar cell are separated and the composition in the groove is left on the solar cell surface. The electrically conductive particles in the composition are then sintered or otherwise fused to form a pattern of electrical conductor on the solar cell, the pattern corresponding to the pattern formed in the membrane(s).