H05K1/0259

Apparatus for non-contactive sensor having ESD protection structure
11212911 · 2021-12-28 · ·

The present disclosure relates to an apparatus for a non-contactive sensor having an ESD protection structure, and an apparatus for a non-contactive sensor having an ESD protection structure according to one embodiment of the present disclosure includes: a sensing member that acquires sense information emitted from a detection target object; a circuit board that is separately positioned below the sensing member and includes a sensor IC and one or more grounds; and an ESD protection element that is positioned on the circuit board and encloses a part of the sensor IC protruding on the circuit board.

Flexible circuit board and display device

The present disclosure provides a flexible circuit board. The flexible circuit board includes a substrate; a conductive layer, disposed on the substrate; and a cover layer, disposed on a side of the conductive layer facing away from the substrate. The flexible circuit board is provided with a through hole penetrating through the flexible circuit board in the thickness direction. The cover layer includes a hollowed-out region located at least at an edge of one side of the through hole. The conductive layer includes an electrostatic discharge section exposed in the hollowed-out region.

SYSTEM-IN-PACKAGE AND ELECTRONIC MODULE INCLUDING THE SAME
20210391713 · 2021-12-16 ·

A system-in-package includes a function circuit and a protection circuit that protects the function circuit by preventing an instantaneous transient voltage from being applied to the function circuit. Here, the protection circuit includes a TVS diode and a capacitor. The TVS diode includes an anode that receives a ground voltage and a cathode that is connected to a first external connection terminal. The capacitor includes a first terminal that is connected to a second external connection terminal electrically separated from the first external connection terminal and a second terminal that receives the ground voltage.

Patterned nano graphene platelet-based conductive inks
11202369 · 2021-12-14 · ·

A nano graphene platelet-based conductive ink comprising: (a) nano graphene platelets (preferably un-oxidized or pristine graphene), and (b) a liquid medium in which the nano graphene platelets are dispersed, wherein the nano graphene platelets occupy a proportion of at least 0.001% by volume based on the total ink volume and a process using the same. The ink can also contain a binder or matrix material and/or a surfactant. The ink may further comprise other fillers, such as carbon nanotubes, carbon nano-fibers, metal nano particles, carbon black, conductive organic species, etc. The graphene platelets preferably have an average thickness no greater than 10 nm and more preferably no greater than 1 nm. These inks can be printed to form a range of electrically or thermally conductive components or printed electronic components.

Storing charge associated with electrical overstress

Aspects of this disclosure relate to detecting and recording information associated with electrical overstress (EOS) events, such as electrostatic discharge (ESD) events. For example, in one embodiment, an apparatus includes an electrical overstress protection device, a detection circuit configured to detect an occurrence of the EOS event, and a memory configured to store information indicative of the EOS event.

BACKLIGHT SOURCE AND DISPLAY DEVICE

The disclosure relates to the technical field of backlight structures, and discloses a backlight source and a display device. The backlight source includes a light bar and a metal frame; the side, containing the light bar, of the metal frame has a notch; the light bar includes a light-emitting unit; the light-emitting unit includes a plurality of light-emitting groups; each light-emitting group includes at least one first light-emitting group and at least one second light-emitting group, the first light-emitting group includes N light-emitting elements, the light-emitting element numbered n is connected in series with the light-emitting element numbered n+1 successively, the light-emitting element numbered 1 and the light-emitting element numbered N are arranged adjacently, and the light-emitting element numbered 1 and the light-emitting element numbered 2 are the farthest apart.

ELECTRONIC DEVICE AND PRINTED CIRCUIT BOARD INCLUDING STRUCTURE FOR REMOVING ELECTRICAL STRESS
20220201846 · 2022-06-23 ·

An electronic device is provided. The electronic device includes a printed circuit board (PCB) on which a plurality of PCBs is stacked and comprising a hole penetrating the plurality of PCBs, a microphone disposed on a first surface of the PCB and to which a sound is delivered through the hole, and an electrical conductive path formed in at least a part of or the entire hole. The electrical conductive path may be electrically connected to at least one of a ground of the PCB or a ground of the microphone.

ELECTRONIC COMPONENT
20220189697 · 2022-06-16 ·

An electronic component includes: an ESD discharge member including a substrate having first and second surfaces opposing each other, first and second through-holes penetrating through the substrate, and first and second conductors; and a multilayer capacitor disposed on the first surface of the substrate, in which the multilayer capacitor may include: a capacitor body; and first and second external electrodes disposed outside the capacitor body and connected to the first and second conductors, respectively, and the first and second conductors may include first and second via electrodes coated on inner walls of the first and second through-holes, respectively.

Data transmission circuit board, mobile industry processor interface and device

A data transmission circuit board, a mobile industry processor interface and a device are provided. The data transmission circuit board includes: a wiring substrate; a plurality of data transmission line pairs on one side of the wiring substrate; and a plurality of transient voltage suppression diodes on the one side of the wiring substrate. Data transmission lines of the data transmission line pairs are coupled to the transient voltage suppression diodes in a one-to-one correspondence, the line width of at least one data transmission line is within a line width threshold range; and the transient voltage suppression diode is configured to discharge when a voltage to ground on the corresponding data transmission line is greater than a discharge voltage threshold, wherein the discharge voltage threshold is not less than a maximum voltage value of the differential signal transmitted on the data transmission line.

DISPLAY DEVICE
20220171437 · 2022-06-02 ·

Provided is a display device including: a display panel in which a display area and a non-display area located around the display area are defined; an external device which is disposed on the non-display area of the display panel; and a cover member which is disposed on the external device, wherein the external device includes a driving chip and a printed circuit film which is disposed on the non-display area of the display panel and spaced apart from the display area with the driving chip interposed between the printed circuit film and the display area in plan view, and the cover member includes a first insulating tape disposed on the external device, a first conductive tape disposed on the first insulating tape and a second insulating tape disposed on the first conductive tape, wherein the second insulating tape includes an electrostatic induction opening penetrating the second insulating tape in a thickness direction, a planar size of the first conductive tape is greater than a planar size of the second insulating tape, the first conductive tape protrudes further toward the display area than the second insulating tape in plan view, and the electrostatic induction opening is disposed on a part of the first conductive tape which protrudes further toward the display area than the second insulating tape.