Lg Display Co., Ltd.

Jinyeol Kim

NamYong Gong

Youngsoo Lee

SungPil Choi

Seunghyun Kim

Howon Choi

NamSeok Lee

HyunJun Min

Sungpil Choi

Namyong Gong

A display device includes a flexible display panel, an ultrasonic fingerprint sensor which is disposed below a rear surface of an active area of the flexible display panel and has a first thickness and a first width, a cushion structure which is disposed below the rear surface of the flexible display panel, surrounds the periphery of the ultrasonic fingerprint sensor, and has a second thickness larger than the first thickness, and a circuit board which is electrically connected to the ultrasonic fingerprint sensor and has a second width larger than the first width.

Display device including ultrasonic fingerprint sensor

Disclosed is a display device. The display device comprising a substrate, a display area including a fingerprint recognition area on the substrate, a support substrate configured to support the substrate, a fingerprint sensor positioned under a rear side of the support substrate and configured to output ultrasonic to the fingerprint recognition area, and an EMI (electromagnetic interference) shield member positioned between the support substrate and the fingerprint sensor.

Fingerprint sensing display apparatus

A display display is disclosed. The display device comprises a substrate and a transistor on the substrate. An electroluminescence element is on the transistor and an encapsulation unit is on the electroluminescence element. A fingerprint sensor is under the second surface of the substrate. A portion of the substrate, a portion of the transistor, a portion of the electroluminescence element, and a portion of the encapsulation unit that overlap the fingerprint sensor are an ultrasonic transmission and reception channel on the fingerprint sensor.

Disclosed is a display device. The display device comprising a display area including a fingerprint recognition area and a plurality of pixels disposed on a substrate, an ultrasonic fingerprint sensor, corresponding to the fingerprint recognition area, disposed under the substrate, and a pressure sensor disposed under a rear side of the ultrasonic fingerprint sensor.

Disclosed is a display device. The display device comprising a substrate, a display area including a fingerprint recognition area and a plurality of pixels on the substrate, a support substrate under a rear side of the substrate, a fingerprint sensor, corresponding to the fingerprint recognition area, under the support substrate, and an EMI (electro-magnetic interference) shield member positioned between the support substrate and the fingerprint sensor.

Disclosed is a display device. The display device comprises an electroluminescence display panel including a fingerprint recognition area in a display area including a plurality of pixels on a substrate, an ultrasonic fingerprint sensor, under a rear side of the electroluminescence display panel, arranged corresponding to the fingerprint recognition area, and a support substrate, between the electroluminescence display panel and the ultrasonic fingerprint sensor, configured to support the electroluminescence display panel and the ultrasonic fingerprint sensor.

Disclosed is a display. The display device, comprising an electroluminescence display panel including a display area configured to output sound and configured to recognized a fingerprint, an ultrasonic fingerprint sensor disposed at a first area of the electroluminescence display panel and a film-type speaker disposed at a second area of the electroluminescence display panel.

A touch screen panel according to an embodiment includes a base film having a display region and a bent non-display region located on the outside of the display region, touch electrodes provided in the display region, touch pads provided on one edge of the non-display region, and routing wires that extend along the front or back of the bent non-display region and electrically connect the touch electrodes and the touch pads.

Touch screen panel and display device comprising the same

This disclosure relates to touch sensors for display devices having a double routing wire structure. The touch sensor includes a plurality of first touch electrode serials and a plurality of second touch electrode serials electrically insulated from each other; a plurality of first routing wires, each of which is respectively connected with at least one of both ends of each of the plurality of first touch electrode serials; a plurality of second routing wires, each of which is respectively connected with each of the plurality of second touch electrode serials; and at least one of a first jumping wire and a second jumping wire, wherein the first jumping wire connects the first routing wire with a first pad, and the second jumping wire connects the second routing wire with a second pad.

Touch sensor for display device

A touch-sensitive display includes a plurality of electrodes configured to detect a touch input received at the touch-sensitive display device. A plurality of touch wires formed on a substrate are electrically connected to the electrodes and configured to detect a touch input received at the touch-sensitive display device. A plurality of first conductive patterns on the substrate are each connected to a touch wire and extend in a first direction from the corresponding touch wire. An insulation layer is disposed on the plurality of touch wires and first conductive patterns, and a plurality of second conductive patterns are disposed on the insulation layer. Each second conductive pattern contacts one of the touch wires via a contact hole in the insulation layer and at least partially overlaps a corresponding one of the first conductive patterns, while being separated from the corresponding one of the first conductive patterns by the insulation layer.

Electrostatic capacitive type touch screen panel

A display device comprises: a pixel array substrate comprising first pads; a touch screen substrate comprising second pads; an adhesive film that attaches the pixel array substrate and the touch screen substrate; and a conductive sealant that electrically connects the first pads and the second pads between the pixel array substrate and the touch screen substrate. The adhesive film comprises: an opening with the conductive sealant applied thereto; and an extension portion that surrounds the opening.

Growing community of inventors

Sangju-si, South Korea

Jinyeol Kim