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44results about How to "Realize transparent display" patented technology

Transparent display panel and manufacturing method thereof and display system

InactiveCN107422532AReduce the effect of transmittanceRealize transparent displayNon-linear opticsOptical propagationDisplay device
The invention relates to a transparent display panel and a manufacturing method thereof and a display system with an aim to the problem about improving transmittance and display uniformity of a display device. The transparent display panel comprises a transparent substrate and a first electrode layer, a liquid crystal layer, a transmission film layer, an optical waveguide layer and a second electrode layer which are sequentially arranged on the transparent substrate, and at least one light source arranged on the side face of the optical waveguide layer; the transmission film layer includes multiple opening zones partitioning the transmission film layer into multiple independent sub-transmission films; the width of the opening zones are decreased sequentially from locations of the light sources to opposite-side directions of the light sources, and the width of the sub-transmission films are sequentially increased from locations of the light sources to the opposite-side directions of the light sources; refractive index of the sub-transmission films is not less than that of the optical waveguide layer; the refractive index of each of the sub-transmission films, the liquid crystal layer and the transparent substrate is increased sequentially; poor display uniformity caused by optical propagation loss can be reduced, and display uniformity of the display panel is improved.
Owner:BOE TECH GRP CO LTD

Display substrate, manufacturing method thereof and transparent display device

The invention relates to the field of transparent display technologies, and discloses a display substrate, a manufacturing method thereof and a transparent display device. The display substrate comprises a plurality of pixel regions, wherein each pixel region comprises a plurality of sub-pixel regions; and the display substrate is characterized by further comprising a substrate body, a first metal layer, a passivation layer and a second metal layer which are sequentially arranged on the substrate body and positioned in the sub-pixel regions, wherein the first metal layer and the second metal layer are semi-transparent and semi-reflecting metal layers, and the thicknesses of the passivation layer positioned in the plurality of sub-pixel regions of the same pixel region are different; and the first metal layer, the passivation layer and the second metal layer form a Fabry-Perot cavity, and the Fabry-Perot cavity allows light with different wavelengths to pass through according to different thicknesses of the passivation layer. In the technical scheme, the display device does not need to use a color light filter when the formed Fabry-Perot cavity is adopted and can achieve the effect of selecting light rays with different colors to pass through via the display substrate, the structure of the display device is simplified, and the production efficiency is increased.
Owner:BOE TECH GRP CO LTD +1

Organic electroluminescence device and preparation method thereof

The invention relates to the technical field of display, in particular to an organic electroluminescence device and a preparation method thereof. The organic electroluminescence device comprises a transparent substrate, a first electrode mechanism, an organic light-emitting layer and a second electrode mechanism, wherein the first electrode mechanism comprises a plurality of first electrodes and a plurality of second electrodes; each first electrode corresponds to one sub-pixel unit; each second electrode corresponds to one sub-pixel unit; the first electrodes and the second electrodes are alternately distributed along the row directions and/or column directions of pixel units; the second electrode mechanism is a transparent electrode layer with a plate-type structure; the light transmittance of the first electrodes is greater than that of the second electrode mechanism; the reflectivity of the first electrodes is smaller than that of the second electrode mechanism; the light transmittance of the second electrodes is smaller than that of the second electrode mechanism; and the reflectivity of the second electrodes is greater than that of the second electrode mechanism. The organic electroluminescence device can achieve dual-side independent display when achieving transparent display.
Owner:BOE TECH GRP CO LTD

Display panel, display device and driving method of display panel

The invention discloses a display panel, a display device and a driving method of the display panel. The display panel includes a first substrate and a second substrate which are arranged oppositelyrelative to a box, point light sources arranged in an array are arranged on the side, away from the second substrate, of the first substrate, optical coupling devices corresponding to the point light sources one to one are arranged on the side, close to the second substrate, of the first substrate, optical grating layers are arranged on the sides, away from the first substrate, of the optical coupling devices, and a liquid crystal layer is arranged between the first substrate and the second substrate; and the optical coupling devices are used for reflecting light rays which are emitted by the corresponding point light sources and penetrating through the first substrate to reach the optical coupling devices into the first substrate, and the light rays are completely reflected and propagated in the first substrate. According to the display panel, the display device and the driving method of the display panel, the problems that according to transparent liquid crystal display (LCD) panels inthe prior art, the display brightness is uneven and energy is low in the whole LCD panels due to use of side-entry backlight modules are solved.
Owner:BOE TECH GRP CO LTD

System for testing rough fissure surface shear slip dynamic stress field under action of dynamic load

The invention relates to a system for testing a rough fissure surface shear slip dynamic stress field under the action of dynamic load. The system comprises a test model vertical loading system, an optical experiment system, a horizontal light-gas gun impact system and a digital signal control system, wherein the test model vertical loading system is used for applying vertical load to a test modeland controlling impact slip guide; a rough fissure surface is embedded into the test model; the optical experiment system is used for capturing a photoelastic stripe image of the test model in a rough fissure surface shear slip process; the horizontal light-gas gun impact system is used for applying dynamic stress wave action to the test model through a mode of emitting pills with a preset impactspeed value to the test model; and the digital signal control system is used for controlling synergistic work of the optical experiment system, the horizontal light-gas gun impact system and the testmodel vertical loading system, and is also used for controlling synchronization of pulse laser emission and high-speed camera shooting when the tested model is impacted by the pills. Transparent display of the fissure surface shear slip dynamic stress field is realized, and the law that the dynamic stress wave is spread along the rough fissure surface and the shear slip dynamic stress field is evolved can be transparently displayed and quantitatively represented.
Owner:CHINA UNIV OF MINING & TECH (BEIJING)

Display panel and display device

The embodiment of the invention provides a display panel and a display device.The display panel is provided with a plurality of pixel units distributed in an array mode, each pixel unit comprises a first substrate, a second substrate and a liquid crystal layer, the first substrate and the second substrate are oppositely arranged in a spaced mode, and the liquid crystal layer is arranged between the first substrate and the second substrate; a first electrode and a second electrode are arranged on one side, close to the liquid crystal layer, of the first substrate, and a third electrode and a fourth electrode are arranged on one side, close to the liquid crystal layer, of the second substrate; a first orthographic projection of the first electrode on the first substrate and a third orthographic projection of the third electrode on the first substrate have an overlapped area; a second orthographic projection of the second electrode on the first substrate and a fourth orthographic projection of the fourth electrode on the first substrate have an overlapped area, wherein the sum of the area of the first orthographic projection and the area of the second orthographic projection is smaller than the area of the orthographic projection of the liquid crystal layer on the first substrate. In the embodiment of the invention, the display panel not only can realize double-sided transparent display, but also can display different contents on double sides.
Owner:BEIJING BOE TECH DEV CO LTD +1

Self-luminous display device and terminal equipment

The invention provides a display device. The display device is characterized by comprising a backlight unit, a first polarization layer, a liquid-crystal box, a second polarization layer and a fluorescent powder layer. The backlight unit comprises a light source, a light guiding plate and a diaphragm and is used for supplying backlight for the display device. The first polarization layer is used for allowing light with polarization component same as the polarization direction of the first polarization layer in the backlight to pass. The liquid-crystal box comprises a liquid-crystal layer and a liquid-crystal driving layer and is used for changing the polarization direction of the light from the first polarization layer. The second polarization layer is used for allowing the light with the polarization component same as the polarization direction of the second polarization layer in the liquid-crystal box to pass. The fluorescent powder layer is arranged on the second polarization layer. The display device is provided with the self-luminous characteristics based on time color mixture and can display one color by only one pixel without any subpixels, and quality of an integral image displayed is improved greatly. Further, the displayed image can be provided with a super-large visual angle, no color cast caused by the visual angle exists, and larger color gamut of the displayed color can be displayed.
Owner:LENOVO (BEIJING) LTD

Display panel and display device

PendingCN114400242AImprove the uniformity of light transmissionImprove the display effectSolid-state devicesSemiconductor devicesLight sensingDisplay device
The embodiment of the invention discloses a display panel and a display device. The display panel comprises a display area, and at least part of the display area is a transparent display area; the transparent display area comprises a plurality of sub-areas, the sub-areas are arranged in an array mode and are the same in shape and area, each sub-area comprises a first edge and a second edge which are adjacent, the first edge of a certain sub-area is shared with a certain edge of the adjacent sub-area in the first direction, and the second edge of the certain sub-area is shared with a certain edge of the adjacent sub-area in the second direction; the sub-regions comprise non-light-transmitting regions and light-transmitting regions, the shapes of the light-transmitting regions are the same, the distance between the center of each light-transmitting region and the first edge of the corresponding sub-region is d1, the distance between the center of each light-transmitting region and the second edge of the corresponding sub-region is d2, and at least one of d1 and d2 in at least two sub-regions is different. According to the technical scheme, the diffraction phenomenon of the transparent display area can be reduced, the display effect of the transparent display area is improved, or the problem that the quality of light received by the under-screen light sensing element is poor is solved.
Owner:HUBEI YANGTZE IND INNOVAION CENT OF ADVANCED DISPLAY CO LTD

Display substrate and display device

The invention provides a display substrate and a display device. The display substrate comprises a plurality of pixel regions; each pixel region comprises a transparent sub-region and a display sub-region; a substrate; a plurality of light-emitting elements with different colors and a plurality of pixel driving circuits which are located on the substrate and located in the display subarea; the plurality of pixel driving circuits are respectively connected with the plurality of light-emitting elements with different colors in a one-to-one correspondence manner; the light-emitting element comprises an anode, a light-emitting functional layer and a cathode which are sequentially stacked; the anode comprises a light-transmitting layer and a light-proof layer which are overlapped with each other; the pixel driving circuit comprises a driving tube, and a first pole of the driving tube is connected with an anode of the light-emitting element; along the first direction, in the light-emitting elements with the same color in at least two adjacent display subareas, the orthographic projection of the light-transmitting layer arranged from the display subarea to the transparent subarea and the orthographic projection of the first pole of the driving tube arranged from the display subarea to the transparent subarea on the substrate are at least partially overlapped, and the orthographic projection of the light-transmitting layer and the orthographic projection of the light-proof layer on the substrate are at least partially not overlapped.
Owner:HEFEI XINSHENG OPTOELECTRONICS TECH CO LTD +1

Simple batch customization scheduling method and device based on distributed framework

The invention provides a simple batch customization scheduling method and device based on a distributed framework, which can be applied to the financial field, and the method comprises the following steps: generating a simple batch recommendation list according to obtained simple batch configuration information, so that a user can select from the simple batch recommendation list; obtaining and analyzing corresponding simple batch configuration information according to selection of a user, and obtaining sub-operation group information; and carrying out simple batch customization scheduling according to the sub-operation group information. According to the method, the simple batch is configured, two simple batch configuration modes are provided for an open platform application, simple batch job information is conveniently and flexibly configured, related jobs are triggered in real time according to the dependency relationship of front and back items based on the scheduling task submitted by a user, and the job execution condition is returned; and the problem of specific group batch scheduling tasks widely faced by batch job scheduling of an open platform is solved, a flexible scheduling mode is provided, and the test efficiency is improved.
Owner:INDUSTRIAL AND COMMERCIAL BANK OF CHINA
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