A device includes a porous substrate that include a plurality of pores and a plurality of nanodevices dispersed in at least a portion of the plurality of pores. Each of the plurality of nanodevices includes a magnetic nanowire and a solder nanoparticle. The magnetic nanowires are configured to generate heat in response to an alternating magnetic field. The solder nanoparticles are configured to receive a portion of the heat and reflow to connect to one or more devices or surfaces.

An electronic module includes a first wiring board, a second wiring board, and an intermediate connection member. The intermediate connection member includes an insulator, a plurality of first wirings supported by the insulator and arranged at intervals in a second direction intersecting a first direction, a plurality of second wirings supported by the insulator and arranged at intervals in the second direction, and a metal layer supported by the insulator and interposed between the plurality of first wirings and the plurality of second wirings so as to oppose the plurality of first wirings and the plurality of second wirings in a third direction intersecting the first direction and the second direction. A part of the metal layer sandwiched in the insulator is bonded to one of the first wiring board or the second wiring board by a conductive first bonding member.

This application relates to a circuit board assembly. The circuit board assembly includes: a first circuit board. The first circuit board is connected to a connector; and a second circuit board. A first connecting portion is disposed on the second circuit board. The first connecting portion is electrically connected to the connector. The second circuit board includes a top surface and a side surface. The top surface intersects and is perpendicular to the side surface. The first connecting portion is disposed on the top surface, and extends towards the side surface. In this disclosure, the top surface intersects and is perpendicular to the side surface, to improve stability of connection between the connector and the first connecting portion, and improve working stability of the second circuit board, so as to improve working performance of the circuit board assembly and improve user experience.

A board-like connector, a dual-arm bridge of a board-like connector, and a wafer testing assembly are provided. The board-like connector includes a plurality of dual-arm bridges spaced apart from each other and an insulating layer. Each of the dual-arm bridges includes a carrier, a first cantilever, a second cantilever, a first abutting column, and a second abutting column, the latter two of which extend from the first and second cantilevers along two opposite directions. The first cantilever and the second cantilever extend from and are coplanar with the carrier. The insulating layer connects the carriers of the dual-arm bridges. The first abutting column and second abutting column of each of the dual-arm bridges respectively protrude from two opposite sides of the insulating layer, and are configured to abut against two boards, respectively.

An electronic device includes: a first printed circuit board (PCB) including a first plate and a first hole formed in the first plate, a second PCB including a second plate, an interposer including a third plate positioned between the first plate and the second plate, a plurality of first vias connecting the first plate and the third plate, a plurality of second vias connecting the second plate and the third plate, and a first reinforcement portion positioned in the first hole to bond the first plate and the third plate.

An electronic device is provided. The electronic device includes a first substrate on which a first electrical element and a first conductive structure, which is configured to surround the first electrical element, are disposed, a second substrate on which a second electrical element and a second conductive structure, which is separably connected to the first conductive structure, are disposed, and a connector which is disposed between the first substrate and the second substrate and electrically connects the first electrical element to the second electrical element.

Embodiments of connector-less modules and associated platforms employing the module. The module employs a Land Grid Array (LGA) comprising an array of LGA pins on the underside of the module PCB that are configured to engage respective pads patterned on a motherboard or system board PCB by applying a downward force to the module PCB. A novel clip assembly is provided to apply the downward force, while also aligning the module PCB (and its LGA) to the motherboard or system board PCB. A heat shield is provided that is configured to be disposed over the module PCB to facilitate enhanced thermal spreading and lowering thermal resistance both towards the heat shield and the PCBs. Example modules include a WWAN module and an NVMe SSD module. The module PCB may employ an M.2 form factor or other form factors.

In the case where as a communication means among two or more control circuit boards corresponding to an on-vehicle environment, a wire harness is mounted, space-saving efficiency and assembly efficiency pose problems. When a board-to-board connector is utilized, arrangement of the control circuit boards cannot freely be performed, due to restriction of predetermined specific dimensions. An electric-power conversion apparatus includes a cooling device having a first surface, a second surface opposite to the first surface, and a hole penetrating the first surface and the second surface, a first control circuit board provided at the first surface side, a second control circuit board provided at the second surface side, and a pin header having a mold portion that partially wraps a connection pin penetrating the hole so as to connect the first control circuit board with the second control circuit board and that is fixed to the cooling device.

Various embodiments of the present disclosure relate to an electronic device which may include: a circuit board; at least one electronic component mounted on the upper surface of the circuit board; at least one connector mounted on the upper surface of the circuit board and electrically connected to the circuit board or the at least one electronic component; and a conductive frame which includes a side wall surrounding a space, in which the at least one electronic component and the at least one connector are disposed, and an extension part extending from one end of the side wall into the space.

A multilayer substrate includes a stacked body including a first main surface, and a conductor pattern (including a mounting electrode provided on the first main surface, and a first auxiliary pattern provided on the first main surface). The stacked body includes a plurality of insulating base material layers made of a resin as a main material and stacked on one another. The first auxiliary pattern is located adjacent to or in a vicinity of the mounting electrode. The mounting electrode, in a plan view of the first main surface (when viewed in the Z-axis direction), is interposed between a different conductor pattern (the mounting electrode) and the first auxiliary pattern.