摘要:
Disclosed herein are printed circuit board assemblies made of a brittle material such as silicon, glass or ceramic and provided with a connector to electrically connect the same to an external connection member, and a method for molding the printed circuit board assembly wherein the printed circuit board assembly is molded by applying a polymer resin thereto to impart hardness to the printed circuit board assembly, and an electrode terminal to connect the same to the external connection member is exposed to the outside. Disclosed herein is also an interconnection structure of an interposer, the interconnection structure electrically connected to a main printed circuit board (PCB) through a solder joint is interposed between the interposer and the solder joint to prevent or reduce concentration of stress on the solder joint caused by differences in coefficients thermal expansion between the interposer and the main PCB.
摘要:
Disclosed herein is a case structure of an electronic product to which a film-type electronic circuit is adhered. The case structure may include a case of an electronic product and a first film adhered to the case. The case structure may further include a second film adhered to the first film such that one surface of the second film contacts the first film, and an electronic circuit layer adhered to the first film. The electronic circuit layer may be arranged between the first film and the second film, wherein the first film is thermally adhered to the case. The first film may have a melting at a melting point that is lower than a heat-resistant temperature of the case.
摘要:
An IC package including a plurality of BGA IC packages stacked on a printed circuit board and a method of manufacturing the same. The IC package includes a printed circuit board, a first BGA IC package, having a plurality of first solder balls, stacked on the printed circuit board, a second BGA IC package, having a plurality of second solder balls, stacked on the first BGA IC package, and an interposer having a plurality of through-holes, which are filled by the second solder balls in a molten state such that the length of the second solder balls increases while the second solder balls harden, the interposer being joined to the top of the first BGA IC package.
摘要:
A test unit usable with a board having, an electronic component includes at least one testing point provided in each electronic component to test electric properties and a connection state of the plurality of electronic components connected to the board. The test unit usable with a PCB having the electronic component includes a testing point formed on the electronic component, thereby an enhancing high integration of the board.
摘要:
Disclosed herein is a case structure of an electronic product to which a film-type electronic circuit is adhered. The case structure may include a case of an electronic product and a first film adhered to the case. The case structure may further include a second film adhered to the first film such that one surface of the second film contacts the first film, and an electronic circuit layer adhered to the first film. The electronic circuit layer may be arranged between the first film and the second film, wherein the first film is thermally adhered to the case. The first film may have a melting at a melting point that is lower than a heat-resistant temperature of the case.
摘要:
According to an example embodiment, the multilayer stretchable cable includes a multilayer stretchable film and a plurality of conductive lines in the stretchable film. The conductive lines are in at least two different layers of the multilayer stretchable film in a thickness direction of the stretchable film, at least one conductive line is a signal line and at least one other conductive line in a layer adjacent to the signal line is a ground line. The signal line and the ground line are in zigzag patterns and are parallel to a width direction of the multilayer stretchable film.
摘要:
Disclosed herein is a printed circuit board and a connecting method thereof. The connecting method of the circuit board assembly may include molding the printed circuit board assembly by applying a resin to the printed circuit board assembly, exposing ends of the electrode terminals of a connector mounted on a printed circuit board by partially removing the molded printed circuit board assembly, and connecting a connection member to the exposed ends of the electrode terminals of the connector. Therefore, even if the whole of the printed circuit board assembly is molded, the connection member may be freely connected to the connector of the printed circuit board assembly.
摘要:
Disclosed herein is a printed circuit board assembly manufacturing device and method of manufacturing a printed circuit board assembly. The printed circuit board assembly manufacturing device may include a fusing unit configured to cure a conductive adhesive used to fix electronic components having different heights to a printed circuit board. The fusing unit may be configured to cure the conductive adhesive while simultaneously applying pressure to the electronic components having different heights.
摘要:
According to an example embodiment, the multilayer stretchable cable includes a multilayer stretchable film and a plurality of conductive lines in the stretchable film. The conductive lines are in at least two different layers of the multilayer stretchable film in a thickness direction of the stretchable film, at least one conductive line is a signal line and at least one other conductive line in a layer adjacent to the signal line is a ground line. The signal line and the ground line are in zigzag patterns and are parallel to a width direction of the multilayer stretchable film.
摘要:
Disclosed herein is an apparatus for manufacturing an elastic cable including conductor tracks arranged in a zigzag shape between elastic films. The apparatus may include a conductor track supplying unit to supply at least one conductor track, an aligning unit to align the at least one conductor track supplied from the conductor track supplying unit, a film supplying unit to supply elastic films such that the at least one conductor track is surrounded by the elastic films, and a thermal lamination roller unit to thermally laminate the at least one conductor track arranged between the elastic films, wherein the aligning unit is reciprocally movable to arrange the at least one conductor track in a zigzag shape between the elastic films when the at least one conductor track is supplied to the thermal lamination roller unit.