Chengdu Boe Optoelectronics Technology Co., Ltd.

Boe Technology Group Co., Ltd.

Beijing Boe Technology Development Co., Ltd.

Weilong Zhou

De Yuan

Shanshan Bai

Yangpeng Wang

Haidong Wu

Yue Liu

Yansong Li

Jiangtao Deng

Zhihui Xiao

Han Nie

A pixel unit, comprising a plurality of sub-pixels of different colors, wherein each of the sub-pixels comprises a first electrode layer, a second electrode layer, and a light-emitting layer disposed between the first electrode layer and the second electrode layer; and in the plurality of sub-pixels of the different colors, an interference intensity of light emitted by the light-emitting layer of the sub-pixel of a target color is greater than an interference intensity of light emitted by the light-emitting layers of the sub-pixels of other colors; wherein the interference intensity means an interference intensity between reflected light produced when light emitted by the light-emitting layer of the sub-pixel is frequently reflected between the layers of the sub-pixel.

Pixel unit, method of manufacturing the pixel unit, display panel and display device comprising plurality of sub pixels with different cathode layer thickness

A display substrate and a preparation method thereof, and a display panel are provided. The display substrate includes at least one first sub-pixel and at least one second sub-pixel, the first sub-pixel and the second sub-pixel have different display directions, the first sub-pixel includes a first light-emitting element, the second sub-pixel includes a second light-emitting element, each of the first light-emitting element and the second light-emitting element has a light-emitting structure, the light-emitting structure includes a first reflective layer, a light emitting layer and a second reflective layer which are sequentially stacked, the second reflective layer is located on a light emergent side of the display substrate, and an area of the first reflective layer is larger than an area of the second reflective layer.

Display substrate and preparation method thereof, and display panel

The present disclosure provides an organic light emitting diode device and a manufacturing method thereof, a display panel and a display device. The organic light emitting diode device includes: a substrate; and a light emitting component and a first structural layer provided on a side of the substrate, wherein the light emitting component is provided on a side of the first structural layer distal to the substrate, and a light emitting surface of the light emitting component comprises a curved surface recessed towards the substrate, and the curved surface comprises a spherical-cap curved surface or a concave-convex curved surface which is constituted by a plurality of spherical-cap curved surfaces.

Organic light emitting diode device and manufacturing method thereof, display panel, and display device

A polarizing component and a display panel are provided in embodiments of the disclosure, the polarizing component comprising: a first polarizer on a light-incident side thereof, and configured to polarize a light incident thereon into a first linearly polarized light; a wave plate layer on a surface of the first polarizer facing away from the light-incident side; and a second polarizer on a surface of the wave plate layer facing away from the light-incident side, on a light-emergent side opposite to the light-incident side, and configured to polarize a light incident thereon into a second linearly polarized light; the wave plate layer comprises a phase delay portion configured to delay a phase of the first linearly polarized light incident thereon in a direction different from a direction of an optical axis of the phase delay portion such that a polarized light exiting the phase delay portion comprises a first polarized light in a first polarization direction and a second polarized light in a second polarization direction, without incurring any phase delay of the first linearly polarized light incident on the phase delay portion in a direction consistent with the direction of the optical axis of the phase delay portion.

Polarizing component and display panel

A display device, a method for controlling the same, and a display panel are provided, the display device includes: a transparent substrate; a plurality of electroluminescent devices arranged in an array on the substrate, a device with variable transmittance located between the electroluminescent devices and the substrate, the device with variable transmittance is configured so that a transmittance of the device with variable transmittance is switchable between a first transmittance and a second transmittance, and the first transmittance is greater than the second transmittance; and an image acquisition device on a side of the substrate away from the electroluminescent devices, in a case where the transmittance of the device with variable transmittance is switched to the first transmittance, external light irradiating the display device can pass through the device with variable transmittance and be incident on the image acquisition device.

Display device, method for controlling the same, and display panel

A pressure transducer and a fabrication method thereof are provided. The pressure transducer includes a light-emitting element, an interference light-filtering structure and a light-sensing element stacked on top of each other. The light-emitting element is configured to emit incident light onto the interference light-filtering structure. The interference light-filtering structure is configured to change its thickness in accordance with the pressure exerted on the pressure transducer and generate emergent light corresponding to the pressure. The light-sensing element is configured to detect the emergent light and generate an electrical signal corresponding to the emergent light.

Pressure transducer and fabrication method thereof

The disclosure discloses an apparatus for detecting an electromagnetic touch. The apparatus includes: a driving subcircuit configured to control organic light-emitting diodes arranged in an array in an organic light-emitting diode display panel to be lightened row by row; a detecting subcircuit configured to obtain detection current flowing through the lightened organic light-emitting diodes in real time, where the detection current of each of the lightened organic light-emitting diodes comprises inductive current of the organic light-emitting diode, and driving current of the organic light-emitting diode being lightened, and the inductive current is current, generated by the organic light-emitting diode, related to a magnetic induction intensity of a magnetic field emitted by a magnetic field emitting apparatus only when the organic light-emitting diode senses the magnetic field; and a first processing subcircuit configured to determine a position of an electromagnetic touch according to the driving current of each of the organic light-emitting diodes, and the obtained detection current thereof.

Apparatus for detecting electromagnetic touch

A display panel, a display device, and a manufacturing method of the display panel are disclosed. The display panel includes: a light emitting element including a microcavity structure and a light emitting layer disposed in the microcavity structure; and an external microcavity structure disposed on a light emitting side of the light emitting element and including a first transflective layer, a second transflective layer and a dielectric layer disposed between the first transflective layer and the second transflective layer. The microcavity structure can modulate a spectrum of light emitted by the light emitting layer in the first viewing angle range; the external microcavity structure can modulate a spectrum of light emitted by the light emitting element in the second viewing angle range; and the second viewing angle range is greater than the first viewing angle range.

Display panel, display device, and manufacturing method of display panel

A pixel unit including a substrate; a first light emitting device, a second light emitting device and a third light emitting device on the substrate; and a light absorbing layer at a light exiting side of the first light emitting device or a light exiting side of the second light emitting device. The first light emitting device is configured to emit light of a first color, the second light emitting device is configured to emit light of a second color, the third light emitting device is configured to emit light of a third color. A degree of attenuation of the light of the first color caused by a microcavity effect of the first light emitting device and a degree of attenuation of the light of the second color caused by a microcavity effect of the second light emitting device are smaller than a degree of attenuation of the light of the third color caused by a microcavity effect of the third light emitting device. The light absorbing layer is configured to absorb at least one of a portion of the light of the first color and a portion of the light of the second color.

Pixel unit, display panel and display device

The disclosure discloses a method and apparatus for detecting an electromagnetic touch, where organic light-emitting diodes arranged in an array in an organic light-emitting diode display panel are controlled to be lightened row by row, and detection current flowing through the lightened organic light-emitting diodes is obtained in real time. The detection current of each of the lightened organic light-emitting diodes includes inductive current of the organic light-emitting diode, and driving current of the organic light-emitting diode being lightened, and the inductive current is the current, generated by the organic light-emitting diode, related to magnetic induction intensity of a magnetic field emitted by a magnetic field emitting apparatus only when the lightened organic light-emitting diodes senses the magnetic field, a position of an electromagnetic touch can be determined according to the driving current of each of the organic light-emitting diodes, and the obtained detection current thereof.

Method and apparatus for detecting electromagnetic touch

The disclosure discloses a magnetic induction intensity detection device and a terminal equipment. The magnetic induction intensity detection device provided by an embodiment of the disclosure includes: a power supply, an electroluminescence component and a current detection component, wherein the electroluminescence component and the current detection component are connected in series; the power supply is configured to supply a voltage to the electroluminescence component so that the electroluminescence component generates a current; the current detection component is configured to detect a current variation flowing through the electroluminescence component, and determine a current magnetic induction intensity according to the current variation and a correspondence between current variations and magnetic induction intensities.

Magnetic induction intensity detection device and terminal equipment

A pixel arrangement includes a plurality of first groups of sub-pixels arranged in a first direction, each first group including first sub-pixels and third sub-pixels arranged alternately. A plurality of second groups of sub-pixels are arranged in the first direction, each second group including third sub-pixels and second sub-pixels alternately arranged. The first groups and the second groups are alternately arranged in a second direction intersecting the first direction. The first groups and the second groups are arranged to form a plurality of third groups of sub-pixels arranged in the second direction and a plurality of fourth groups of sub-pixels arranged in the second direction. The third groups and the fourth groups are alternately arranged in the first direction, each third group including first sub-pixels and third sub-pixels alternately arranged, each fourth group including third sub-pixels and second sub-pixels alternately arranged.

Pixel arrangement, manufacturing method thereof, display panel, display device and mask

An Organic Light-Emitting Diode (OLED) array substrate and a display apparatus. The OLED array substrate includes a base substrate, a pixel driving circuit and an OLED display element layer which are arranged on the base substrate. The OLED array substrate further includes a solar cell, the solar cell is arranged on a side of the pixel driving circuit which faces an incident ambient light, the solar cell and the pixel driving circuit are insulated from each other, and the solar cell and the OLED display element layer are insulated from each other.

OLED array substrate and display apparatus

The present application discloses an organic light emitting diode assembly. The organic light emitting diode assembly includes a first base substrate; an organic light emitting diode on the first base substrate; and a second base substrate on a side of, the organic light emitting diode distal to the first base substrate. The organic light emitting diode and the second base substrate are spaced apart from each other by a tunable gap. A gap distance of the tunable gap is tunable such that a color of light emitted from the organic light emitting diode assembly is tunable in response to a change in the gap distance.

Growing community of inventors

Beijing, China

Weilong Zhou