An object of the present invention is to provide a method for producing a conductive material that allows a low electric resistance to be generated, and that is obtained by using an inexpensive and stable conductive material composition containing no adhesive. The conductive material can be provided by a producing method that includes the step of sintering a first conductive material composition that contains silver particles having an average particle diameter (median diameter) of 0.1 μm to 15 μm, and a metal oxide, so as to obtain a conductive material. The conductive material can be provided also by a method that includes the step of sintering a second conductive material composition that contains silver particles having an average particle diameter (median diameter) of 0.1 μm to 15 μm in an atmosphere of oxygen or ozone, or ambient atmosphere, at a temperature in a range of 150° C. to 320° C., so as to obtain a conductive material.

This publication discloses an electronic module, comprising a first conductive pattern layer and a first insulating-material layer on at least one surface of the first conductive pattern layer, at least one opening in the first insulating-material layer that extends through the first insulating-material layer, a component having a contact surface with contact terminals, the component being arranged at least partially within the opening with its contact terminals electrically coupled to the first conductive pattern layer, a second insulating-material layer provided on the first insulating-material layer, and a conductive pattern embedded between the first and second insulating material layers. This publication additionally discloses a method for manufacturing an electronic module.

The present invention relates to an electronic module. In particular, to an electronic module which includes one or more components embedded in an installation base. The electronic module can be a module like a circuit board, which includes several components, which are connected to each other electrically, through conducting structures manufactured in the module. The components can be passive components, microcircuits, semiconductor components, or other similar components. Components that are typically connected to a circuit board form one group of components. Another important group of components are components that are typically packaged for connection to a circuit board. The electronic modules to which the invention relates can, of course, also include other types of components.

An object of the present invention is to provide a method for producing a conductive material that allows a low electric resistance to be generated, and that is obtained by using an inexpensive and stable conductive material composition containing no adhesive. The conductive material can be provided by a producing method that includes the step of sintering a first conductive material composition that contains silver particles having an average particle diameter (median diameter) of 0.1 μm to 15 μm, and a metal oxide, so as to obtain a conductive material. The conductive material can be provided also by a method that includes the step of sintering a second conductive material composition that contains silver particles having an average particle diameter (median diameter) of 0.1 μm to 15 μm in an atmosphere of oxygen or ozone, or ambient atmosphere, at a temperature in a range of 150° C. to 320° C., so as to obtain a conductive material.

A method for constructing a wireless communications apparatus includes attaching a three dimensional antenna having a first end and a second end to a printed circuit board (PCB) using a spring-loaded attachment mechanism. The three dimensional antenna is attached in an orientation that is perpendicular to a mounting surface of the PCB. The first end of the three dimensional antenna is further soldered to the PCB.

A laser beam machining method and a laser beam machining device capable of cutting a work without producing a fusing and a cracking out of a predetermined cutting line on the surface of the work, wherein a pulse laser beam is radiated on the predetermined cut line on the surface of the work under the conditions causing a multiple photon absorption and with a condensed point aligned to the inside of the work, and a modified area is formed inside the work along the predetermined determined cut line by moving the condensed point along the predetermined cut line, whereby the work can be cut with a rather small force by cracking the work along the predetermined cut line starting from the modified area and, because the pulse laser beam radiated is not almost absorbed onto the surface of the work, the surface is not fused even if the modified area is formed.

There is provided a method for manufacturing a component interconnect board (150) comprising a conductor structure for providing electrical circuitry to at least one component (114) when mounted on the component board, the method comprising providing a conductor sheet (100) with a first predetermined pattern (115), providing a solder resist sheet (112) with a second predetermined pattern for defining solder areas (125) of the component board, forming a subassembly (120) by laminating the solder resist sheet on top of the conductor sheet, applying solder onto the subassembly, placing the at least one component onto the subassembly, performing soldering, and laminating the subassembly to a substrate (130). The solder resist sheet is further arranged to act as a carrier for the conductor sheet.

An apparatus includes a printed circuit board. The printed circuit board includes at least one conductive layer on top a first dielectric layer, wherein the at least one conductive layer comprises at least one of a ground plane and a power plane. The printed circuit board includes a second dielectric layer on top of the at least one conductive layer. The printed circuit board includes a thermal pad on top of the second dielectric layer. The printed circuit board is fabricated by forming at least one plated through hole for electrically coupling the thermal pad to the at least one conductive layer. The printed circuit board is fabricated by backdrilling the at least one plated through hole to remove a portion of the conductive material, wherein subsequent to the backdrilling the conductive material remaining in the at least one plated through hole electrically couples one or more of the at least one conductive layer to the thermal pad.

Some embodiments of the present invention are generally directed to testing connections of a memory device to a circuit board or other device. In one embodiment, a memory device that is configured to facilitate continuity testing between the device and a printed circuit board or other device is disclosed. The memory device includes a substrate and two connection pads that are electrically coupled to one another via a test path. A system and method for testing the connections between a memory device and a circuit board or other device are also disclosed, as are additional techniques for detecting excess temperature and enabling special functionalities using multi-stage connection pads.

An method of mounting electronic component includes: providing a connecting layer between a wiring and an electronic component, the connecting layer including a conductive layer formed of a solder powder-containing resin composition containing thermosetting resin, solder powder, and a reducing agent and one or two layers of a thermoplastic resin layer formed of thermoplastic resin; and electrically connecting the electronic component to the wiring through the connecting layer.