H05K2203/173

POST-PRODUCTION LAND GRID ARRAY PACKAGE MODIFICATION WITH FIB DEPOSITION

A method for modifying an LGA package after production is described herein. Generally, a modification of an LGA package by shorting two contacts together via a trace made of a robust conductive metal such as tungsten or platinum. Specifically, the present disclosure relates to a method for modifying a LGA package shorting two contacts together using FIB deposition via a gallium ion beam.

Resistive PCB traces for improved stability
10912199 · 2021-02-02 · ·

A method of running a printed circuit board (PCB) trace on a PCB. The PCB comprising a plurality of PCB layers. The method comprising forming a conductive trace on at least one of the plurality of PCB layers; coupling a first portion of the conductive trace to a capacitor formed on at least one of the plurality of PCB layers; coupling a second portion, different from the first portion, of the conductive trace to a conductive material formed within a first via extending through two or more of the plurality of PCB layers; and configurably setting a length of a conductive path of the conductive trace according to a predetermined impedance. The capacitor is separated laterally in a plan view at a first distance from the first via. The length of the conductive trace in the plan view is greater than the first distance. The conductive path of the conductive trace of the length has the predetermined impedance.

CONDUCTIVE TRACE INTERCONNECTION TAPE

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.

METHOD FOR PROVIDING AN ELECTRICAL CONNECTION AND PRINTED CIRCUIT BOARD
20200288564 · 2020-09-10 ·

Method for providing an electrical connection, comprising connecting a first cable to a first conducting structure on a printed circuit board, connecting a second cable to a second conducting structure on the printed circuit board, comparing a propagation delay of a first signal path comprising the first cable and the first conducting structure on the printed circuit board, and a propagation delay of a second signal path comprising the second cable and the second conducting structure on the printed circuit board; and removing conductive material of the first conducting structure and/or of the second conducting structure, in order to modify an electrical length of the first conducting structure and/or of the second conducting structure, to obtain a first conducting path and a second conducting path, in dependence on a result of the comparison, in order to reduce a difference of the propagation delays between the first signal path and the second signal path.

CIRCUIT BOARD AND BATTERY MODULE
20200203777 · 2020-06-25 ·

The present disclosure provides a battery module comprising a circuit board, the circuit board comprises a conductive layer, a first pad and a second pad. The conductive layer is formed with a sampling circuit, the sampling circuit comprises: a sampling end portion; an outputting end portion; a first branch path formed with a first fusing zone; and a second branch path formed with a second fusing zone. The first pad is provided on the sampling end portion, the second pad is provided on the second branch path. When the first fusing zone is fused, the circuit board can be quickly repaired by means of the second branch path and the second pad to electrically connect the sampling end portion and the outputting end portion, thereby achieving the purpose of reusing the circuit board, therefore the entire battery module is not scrapped and the utilization of the battery module is improved.

METHOD FOR MANUFACTURING PRINTED CIRCUIT BOARD, PRINTED CIRCUIT BOARD AND DRIVE CIRCUIT BOARD
20200120795 · 2020-04-16 ·

The present application pertains to the technical field of electronic circuits, and provides a method for manufacturing a printed circuit board, herein a side of each of the pads within the printed circuit board extends outward to form a protrusion, and an electrical isolation region between the protrusions of adjacent two pads is covered with tin paste.

Battery bridge and method for activating an electronic device
10615523 · 2020-04-07 · ·

A battery bridge for an electronic device, preferably for an electronic implant, has an electrically conductive first contact element, an electrically conductive second contact element and an insulator. The first contact element and the second contact element comprise a weldable material. In a first state of the battery bridge, the first contact element is distanced from the second contact element via a predefined air gap and the first contact element is electrically insulated from the second contact element by the air gap and the insulator. The battery bridge is formed in such a way that it can be transferred, by welding the first contact element and the second contact element together, into a second state, in which the air gap between the first contact element and the second contact element is closed electrically conductively, at least in part. A method for activating such an electronic device is also disclosed.

METHOD PRODUCING A CONDUCTIVE PATH ON A SUBSTRATE
20200093001 · 2020-03-19 · ·

A method of producing a conductive path on a substrate including depositing on the substrate a layer of material having a thickness in the range of 0.1 to 5 microns, including metal particles having a diameter in the range of 10 to 100 nanometers, employing a patterning laser beam to selectably sinter regions of the layer of material, thereby causing the metal particles to together define a conductor at sintered regions and employing an ablating laser beam, below a threshold at which the sintered regions would be ablated, to ablate portions of the layer of material other than at the sintered regions.

Module component
10595406 · 2020-03-17 · ·

A module component includes a substrate; first, second, third and fourth main electrodes on or in a principal surface of the substrate; a sub-electrode located between two of the four main electrodes and connected to one of the four main electrodes by a solder; a first mount component mounted to the first and second main electrodes; and a second mount component mounted to the third and fourth main electrodes; wherein an area of the sub-electrode is smaller than an area of each of the first, second, third and fourth main electrodes.

IMPLEMENTING EMBEDDED WIRE REPAIR FOR PCB CONSTRUCTS

Methods and structures are provided for implementing embedded wire repair for printed circuit board (PCB) constructs. A repair wire layer is provided within the PCB stack with reference planes on opposite sides of the repair wire layer. When a repair connection is required, an appropriate plated through hole (PTH) is drilled to form the repair connection using the repair wire layer.