There are provided an electrical connection structure, an electrical connection method and an electric connector capable of improving contact reliability, and an electric device including the electrical connection structure. The electrical connection structure includes a swage part configured to sandwich a first electric conductor and a sheet member having a second electric conductor, and an elastic member provided between the first electric conductor and the sheet member in a sandwiching portion of the swage part, the elastic member being configured to connect between the first electric conductor and the sheet member. The first electric conductor and the second electric conductor are electrically connected to each other via a contact point provided in the first electric conductor and a contact point provided in the second electric conductor in the sandwiching portion.

A power module and a power device having the power module are disclosed. The power device includes a main board. The power module is inserted in the main board and includes a PCB, a magnetic element, a primary winding circuit and at least one secondary winding circuit. The magnetic element is provided on the PCB and includes a core structure, a primary winding and at least one secondary winding. The core structure has a first side and a second side opposite to each other, and a third side and a fourth side opposite to each other. The primary winding circuit is provided on the PCB and positioned in the vicinity of the first or second side of the core structure. The secondary winding circuit is provided on the PCB and positioned in the vicinity of the third or fourth side of the core structure.

A conductive trace interconnect tape for use with a printed circuit board or a flexible circuit substrate comprises a top insulating layer, an electrically conductive layer, and a bottom insulating layer. The top insulating layer is formed from electrically insulating material and is configured to provide electrical isolation from electrically conductive objects that are positioned on top of the conductive trace interconnect tape. The electrically conductive layer is positioned underneath the top insulating layer. The electrically conductive layer is formed from electrically conductive material and includes electrical interconnect traces, electrical component pads, or electrically conductive planar portions. The bottom insulating layer is positioned underneath the electrically conductive layer. The bottom insulating layer is formed from electrically insulating material and is configured to provide electrical isolation from electrically conductive objects that are positioned on the printed circuit board or flexible circuit substrate.

A printed circuit board (PCB) stack structure and method of forming the same are provided. The printed circuit board stack structure includes a first PCB, a second PCB and a connector. The first PCB includes a first pad. The second PCB includes a second pad. The connector has an annular structure, located between the first PCB and the second PCB and electrically connecting the first PCB to the second PCB. The connector includes a substrate, a first conductive elastic piece and a second conductive elastic piece. The substrate has a first surface and a second surface opposite to each other. The first conductive elastic piece is located on the first surface and in electrical contact with the first pad. The second conductive elastic piece is located on the second surface and in electrical contact with the second pad.

Aspects of the embodiments include an edge card and methods of making the same. The edge card can include a printed circuit board (PCB) comprising a first end and a second end, the first end comprising a plurality of metal contact fingers configured to interface with an edge connector, and the second end comprising a through-hole configured to mate with a post of a screw, the PCB further comprising an aperture proximate the second end of the PCB. The PCB can also include a thermal conduction element secured to the PCB, the thermal conduction element supporting an integrated circuit package, the integrated circuit package received by the aperture, wherein the thermal conduction element contacts the PCB proximate the through-hole and the thermal conduction element is configured to conduct heat from the integrated circuit towards the second portion of the printed circuit board.

A conductive trace interconnect tape for use with a printed circuit board or a flexible circuit substrate comprises a top insulating layer, an electrically conductive layer, and a bottom insulating layer. The top insulating layer is formed from electrically insulating material and is configured to provide electrical isolation from electrically conductive objects that are positioned on top of the conductive trace interconnect tape. The electrically conductive layer is positioned underneath the top insulating layer. The electrically conductive layer is formed from electrically conductive material and includes electrical interconnect traces, electrical component pads, or electrically conductive planar portions. The bottom insulating layer is positioned underneath the electrically conductive layer. The bottom insulating layer is formed from electrically insulating material and is configured to provide electrical isolation from electrically conductive objects that are positioned on the printed circuit board or flexible circuit substrate.

A system for forming a conductive tape trace on a substrate includes a segment feeder arm configured to feed segments of conductive tape to the substrate and a segment placement armature configured to grasp and position the conductive tape segments in a predetermined pattern on the substrate. The conductive tape segments include a plurality of conductive tape bend segments and at least one conductive tape branch segment. The segment placement armature is configured to position and overlap the plurality of conductive tape bend segments on the substrate to form a conductive tape bend and position the at least one conductive tape branch segment in contact with and extending from the conductive tape bend. A roller can be included and be configured to apply a force onto the conductive tape segments positioned on the substrate. A welder that welds the conductive tape segments together can also be included.

Power may be supplied to an electronic module according to various techniques. In one general implementation, for example, a system for supplying power to an electronic module may include a printed circuit board, the electronic module, and a conductive foil. The board may include a number of contact locations on a first side, with at least one of the contact locations electrically coupled to a via to a second side of the board. The electronic module may be electrically coupled to the contact locations on the first side of the board and receive electrical power through the at least one contact location electrically coupled to a via. The foil may be adapted to convey electrical power for the electronic module and electrically coupled on the second side of circuit board to at least the via electrically coupled to a contact location that receives electrical power for the electronic module.

Embodiments of the invention are related to modular display panels. In one embodiment, a modular display panel includes a first side which includes a display surface, and an opposite second side. The modular display panel further includes a plastic enclosure including an outer surface that forms substantially all of the second side. The modular display panel further includes LEDs arranged as pixels attached to a printed circuit board which is attached to the plastic enclosure. The modular display panel further includes a circuit for controlling the LEDs and a power source for powering the LEDs. The front side of the printed circuit board is sealed to be waterproof and the plastic enclosure is sealed to be waterproof so that the modular display panel is sealed to be waterproof.

The present disclosure provides a touch panel and a touch display device, in which the touch panel includes a printed circuit board on which a connecting portion is provided and a touch module including a to-be-connected area for connecting with the printed circuit board. The to-be-connected area is provided with a metal film layer therein. The to-be-connected area of the touch module is press fitted with the printed circuit board, and the connecting portion of the printed circuit board is configured to: when the to-be-connected area of the touch module is press fitted with the printed circuit board, the connecting portion is in contact with the metal film layer. The touch panel of the present disclosure has the advantages that the manufacture process can be simplified, the manufacture time and the manufacture and maintenance costs can be saved.