Abstract:
As for electrode pads for a semiconductor integrated circuit element, some of electrode pads for signal transmission are coupled to Ti films. Others of the electrode pads for signal transmission are coupled to electrode pads through wiring routed in multilayer wiring. Electrode pads for power supply are coupled to electrode pads to which power lines at potentials different from each other are coupled through wiring. The electrode pads are also coupled to Al foils (anodes). Electrode pads for grounding are coupled to electrode pads to which ground lines are coupled through wiring. The electrode pads are also coupled to conductive polymer films (cathodes).
Abstract:
A capacitor built-in interposer of the present invention, includes a base resin layer, a capacitor first electrode provided to pass through the base resin layer and having projection portions projected from both surface sides of the base resin layer respectively whereby the projection portion on one surface side of the base resin layer serves as a connection portion, a capacitor dielectric layer for covering the projection portion of the first electrode on other surface side of the base resin layer, and a capacitor second electrode for covering the dielectric layer, wherein a plurality of capacitors each constructed by the first electrode, the dielectric layer, and the second electrode are arranged and aligned in a lateral direction in a state that the capacitors are passed through the base resin layer.
Abstract:
The present invention relates to systems, materials and methods for the formation of conducting, semiconducting, and dielectric layers, structures and devices from suspensions of nanoparticles. Drop-on-demand systems are used in some embodiments to fabricate various electronic structures including conductors, capacitors, FETs. Selective laser ablation is used in some embodiments to pattern more precisely the circuit elements and to form small channel devices.
Abstract:
A printed wiring board includes a mounting portion on which a dual core processor including two processor cores in a single chip can be mounted, power supply lines, ground lines, and a first layered capacitor and a second layered capacitor that are independently provided for each of the processor cores, respectively. Accordingly, even when the electric potentials of the processor cores instantaneously drop, an instantaneous drop of the electric potential can be suppressed by action of the layered capacitors corresponding to the processor cores, respectively. In addition, even when the voltage of one of the processor cores varies, the variation in the voltage does not affect the other processor core, and thus malfunctioning does not occur.
Abstract:
The present invention relates to a device comprising a power core wherein said power core comprises: at least one embedded singulated capacitor layer containing at least one embedded singulated capacitor; and at least one planar capacitor laminate; wherein said planar capacitor laminate serves as a low inductance path to supply a charge to said at least one embedded singulated capacitor; and wherein said at least one embedded singulated capacitor is connected in parallel to at least one of the said planar capacitor laminates; and wherein said power core is interconnected to at least one signal layer.
Abstract:
A printed wiring board includes an insulating layer and a capacitor including a ceramic high dielectric layer, a first electrode and a second electrode, the high dielectric layer being interposed between the first and second electrodes. A plurality of resin insulating layers are formed on the insulating layer and include an upper resin insulating layer provided on a first electrode side of the capacitor, and a lower resin insulating layer provided on a second electrode side of the capacitor. A semiconductor device mounting pad includes a first pad and a second pad, the semiconductor device mounting pad being formed on an outermost resin insulating layer of the resin insulating layers, and a first via conductor is formed in at least one of the resin insulating layers to electrically connect the first pad with the first electrode. A second via conductor is formed in at least another one layer of the resin insulating layers to electrically connect the second pad with the second electrode, and an underfill covered area covered with an underfill resin is provided between the semiconductor device and the printed wiring board. The underfill covered area is provided on a surface of the printed wiring board facing the semiconductor device. When the underfill covered area is projected along a lamination direction of the resin insulating layers to a face on which the high dielectric layer is formed, the underfill covered area is larger than an area in which the high dielectric layer is formed. The capacitor is located under the underfill covered area.
Abstract:
Innerlayer panels are provided with high density fiducials during manufacture. The fiducials can be identified using X-rays without etching away portions of the innerlayer panel to expose the fiducials.
Abstract:
A fabricating process of a circuit board with an embedded passive component is described. First, a conductive layer including a first surface and a second surface opposite thereto is provided. The first surface has at least one component region on which at least one passive component material layer is formed. A passivation layer is formed on the first surface to cover the passive component material layer. A brown oxidation process is performed on the conductive layer. A circuit unit and an insulation layer are provided, and the insulation layer is set between the circuit unit and the conductive layer. The conductive layer, the circuit unit and the insulation layer are laminated. The passive component material layer is between the insulation layer and the conductive layer. The conductive layer is patterned to form a circuit layer.
Abstract:
There is provided a capacitor-embedded printed wiring board incorporating therein a capacitor having stabilized electrical characteristics. The capacitor-embedded printed wiring board includes: a capacitor having a first electrode 5, a high dielectric constant layer 7 and a second electrode 9 which are sequentially laminated on an insulating substrate 1, the second electrode being electrically connected to a land 6 for electrode contact formed in a wiring layer in which the first electrode is formed; a member 12 having at least one insulating layer and laminated over the capacitor and the wiring layer; and a via 18 having an opening extending through the member and the second electrode to reach the land, the via electrically interconnecting the second electrode and the land in the opening. A method of manufacturing the same is also provided.
Abstract:
A semiconductor device includes a substrate having a first surface and a second surface opposing to the first surface, a semiconductor chip mounted on the first surface of the substrate, a first pad formed on the first surface of the substrate to electrically connect to a first terminal of the semiconductor chip, a second pad formed on the second surface of the substrate to electrically connect to a second terminal of the semiconductor chip, and a decoupling capacitor formed on the first surface and including the first and second pads serving as electrodes of the decoupling capacitor.