Samsung Display Co., Ltd.

Ju Yeon Kim

Gi Na Yoo

Won Sang Park

Seong Jun Lee

Chang Woo Shim

Dong Hee Choi

Seung Chan Lee

Sang Hyun Jun

Chang Min Park

Beom Soo Park

Jin-Whan Jung

Young Min Cho

Hong Am Kim

A display device comprises a first display area, a second display area adjacent to a side of the first display area, a third display area adjacent to a side of the second display area, a plurality of emission areas disposed in the first, second, and third display areas to emit light, and a light blocking layer surrounding the plurality of emission areas. A width of the light blocking layer between adjacent emission areas in a first direction in each of the first and third display areas is greater than a width of the light blocking layer between adjacent emission areas in the first direction in the second display area.

Display device including a light blocking layer

A display device includes a display area and a non-display area; and a pad portion disposed in the non-display area, wherein the pad portion includes a first conductive layer; a second conductive layer that partially overlaps the first conductive layer in a direction perpendicular to a surface of the substrate; a first insulation film disposed between the first conductive layer and the second conductive layer; a second insulation film that is disposed on the first conductive layer and the second conductive layer and includes an opening overlapping the first conductive layer and the second conductive layer; and a third conductive layer disposed on the second insulation film.

Display device

A touch input device includes a communication module receiving external light characteristic information. A code detector emits infrared light and receives infrared light reflected from a display panel to detect code patterns of the display panel. A light emitting driver controls an infrared light emission operation of the code detector. A code processor modulates an emission control signal so that an infrared light emission characteristic of the code detector is changed according to a change in the external light characteristic information and controls driving of the light emitting driver.

Touch input device and display device using the same

Provided is a display device comprising a first substrate, a thin film transistor layer disposed on the first substrate and including a plurality of thin film transistors, a pixel defining layer disposed on the thin film transistor layer and defining a plurality of emission areas, a pixel electrode disposed in each of the emission areas on the thin film transistor layer, a plurality of spacers disposed on the pixel defining layer and distinguished from the pixel defining layer and the pixel electrode with respect to light of a specific wavelength, a touch electrode disposed on the plurality of spacers and configured to receive an input from an outside, and a code pattern having position information determined by a planar shape of each of the plurality of spacers.

Display device and sensing system including the same

A display panel of a display device includes emission areas and a non-emission area between adjacent ones of the emission areas. A sensing electrode is disposed on the non-emission area of the display panel. A light blocking member is disposed on a portion of the sensing electrode. The light blocking member absorbs light of a specific wavelength, and another portion of the sensing electrode that does not overlap with the light blocking member reflects light of the specific wavelength. When viewed on a plane, the light blocking member includes a first part and a second part having different line widths in a first direction.

Display device and touch input system including the same

The present disclosure relates to a display device capable of performing a touch input by a touch input device, and a touch input system including the same. According to an embodiment of the disclosure, a display device comprising a display unit comprising a plurality of emission areas, a plurality of touch electrodes disposed between the plurality of emission areas to sense a touch, a plurality of code patterns formed by covering a part of a front surface of at least one of the plurality of touch electrodes with a predetermined code shape, and a plurality of light-blocking patterns formed on at least one of the plurality of touch electrodes on which the plurality of code patterns is not formed, to block light, wherein the plurality of light-blocking patterns is formed by covering at least one of a front surface and side surfaces of the at least one touch electrode with a predetermined pattern shape.

A position input device includes: a communication circuit receiving slope angle information of a display panel; a code detector detecting a pattern shape image of position code patterns of the display panel by emitting infrared light to the display panel and receiving infrared light reflected from the display panel; a light emitting driver controlling an infrared light emitting operation of the code detector; a slope detector detecting slope angle information of the position input device; and a code processor modulating infrared light emitting characteristics of the code detector or modulating pattern shape image data in response to an arrangement angle information between the display panel and the position input device.

Position input device and position input system including the same

A display device includes a plurality of emission areas that emit light, a plurality of touch electrodes disposed in a light blocking area surrounding the plurality of emission areas, in which the touch electrodes sense a touch, a first insulating layer disposed on the plurality of touch electrodes, and a plurality of light blocking parts disposed on the first insulating layer and overlapping the plurality of touch electrodes. A part of the plurality of light blocking parts includes a code pattern formed by an insertion portion inserted into the first insulating layer and overlapping the plurality of touch electrodes, and another part of the plurality of light blocking parts includes a non-code pattern formed by not having the insertion portion.

Display device and input system including the same

A display device includes subpixels on a substrate, position code patterns having a predetermined position code shape, when viewed in a plan view, each position code pattern being disposed at a region between at least two adjacent subpixels, and a pixel-defining layer defining a region where each subpixel is disposed and covering the position code patterns. The plurality of position code patterns are formed in a planar code shape and are configured to reflect light incident through the pixel-defining layer.

Display device and position input system including the same

A display device is disclosed that includes a plurality of pixels and a plurality of code pixels. The pixels include light-emitting elements, which display an image. The code pixels are disposed in the same layer as the pixels and are adjacent to a reference point disposed between the pixels. The code pixels include infrared light-emitting elements, which emit infrared light. At least one of the code pixels, disposed in a particular direction from the reference point, emit the infrared light to provide a code pattern having position information.

A display device includes a display unit including a plurality of emission areas, a plurality of touch electrodes that sense a touch, a plurality of code patterns that cover a part of a front surface of at least one of the plurality of touch electrodes, and a plurality of light-blocking dummy patterns formed on some of the plurality of touch electrodes on which the plurality of code patterns is not formed. Each of the touch electrodes includes at least one portion disposed between adjacent emission areas among the plurality of emission areas. A thickness of the plurality of code patterns is different from a thickness of the light-blocking dummy patterns, and a light-blocking rate of the plurality of code patterns is different from a light-blocking rate of the light-blocking dummy patterns.

A display device includes a pixel having a plurality of emission areas, a plurality of touch electrodes disposed between the plurality of emission areas to sense a touch, a plurality of position code patterns covering a partial front surface of at least one of the plurality of touch electrodes in a preset code shape, and a light blocking pattern disposed on front surfaces of the plurality of touch electrodes on which the plurality of position code patterns are not formed. A width or size of the plurality of position code patterns is greater than a width or size of the light blocking pattern.

The present disclosure relates to a display device, a touch input device, and a touch input system, where the display device comprises: a display unit including a plurality of light emitting areas; a plurality of touch electrodes disposed between the plurality of light emitting areas and configured to sense a touch; a plurality of grid patterns separated from the plurality of touch electrodes in a preset shape or formed integrally with the plurality of touch electrodes; and a plurality of code patterns formed in a preset code shape in some areas of a front surface corresponding to the plurality of touch electrodes, wherein the plurality of grid patterns comprise grid reference points of intersecting grid reference lines, and are respectively formed at positions corresponding to the grid reference points.

A display device includes a display unit that includes a plurality of light emitting areas; a plurality of touch electrodes disposed between the plurality of light emitting areas and that sense a touch; a light blocking member that forms a code pattern by covering a portion of a front surface of at least one of the plurality of touch electrodes with a preset code shape; and a reflective electrode formed on a rear surface of the light blocking member and that has an area that at least partially overlaps the light blocking member and reflects light from the front surface.

Display device with reflective electrode and connection electrode formed from a same metal and touch input system including the same

A display device and a touch input system are provided, the display device comprising a display unit including a plurality of light emission areas; a plurality of touch electrodes disposed between the plurality of light emission areas to sense a touch input; at least one light shielding pattern formed by covering at least a portion of a front surface of at least one of the plurality of touch electrodes; and one of a first set of color filters comprising first to third colors or a second set of color filters comprising first to fourth colors, which are alternately disposed in the plurality of light emission areas, wherein the color filters of one of the first or second set of color filters are used as code patterns by including an infrared absorbing pigment.

Growing community of inventors

Asan-si, South Korea

Ju Yeon Kim