8886 results about "Light emitting device" patented technology

To increase interest in a game.SOLUTION: A game machine can execute a rainbow light-emitting performance in which light-emitting means emits light in a specific light-emitting color, execute a first specific notification when a specific value reaches a first value, execute a second specific notification when a specific value reaches a second value, execute a specific rainbow light-emitting performance while a suggestion performance is executed during the execution of a specific variation performance, continue the specific rainbow light-emitting performance when the first specific notification is executed while the specific rainbow light-emitting performance is executed, and restrict the specific rainbow light-emitting performance when the second specific notification is executed while the specific rainbow light-emitting performance is executed.SELECTED DRAWING: Figure 371

The invention relates to the technical field of light emitting devices, and discloses a control method for a silicon light integrated multi-wavelength light emitting device, and the method comprises the steps: carrying out the grating coupling processing and polarization state separation processing of a plurality of wavelength channels of the silicon light integrated multi-wavelength light emitting device, and obtaining an initial optical characteristic data set; performing temperature response characteristic analysis to obtain a temperature field characteristic parameter set; performing spectral characteristic analysis on the plurality of wavelength channels to obtain wavelength channel characteristic vectors; a wavelength drift coefficient matrix and a refractive index change coefficient matrix are calculated, and a multi-wavelength linkage control data model is generated; according to the method, a hierarchical control structure comprising a quick response layer, a temperature compensation layer and a polarization optimization layer is constructed, multi-wavelength cooperative control operation is executed, and a steady-state control parameter set is output, so that the wavelength stability control precision and the temperature control precision are improved, the adaptive capacity to disturbance of different time scales is enhanced, and the stability of the system is improved. And stable operation under complex working conditions is ensured.

To provide a game machine, represented by a pinball game machine, a rotary reel game machine, an enclosed type game machine, or a medal-less slot machine, having characteristics in a light emission performance.SOLUTION: Light from first light emission means α14L is directed by a first cover part α142 at least toward a player and a first reflection part α110 (upward and transverse arrows of dotted lines indicated in a left side). At least a part of a first lens cut portion αRC1 that the first cover part α142 has is reflected on the first reflection part α110. Light from second light emission means α15L is directed by a second cover part α152 at least toward the player and a second reflection part α120 (upward and transverse arrows of dotted lines indicated in a right side). At least a part of a second lens cut portion αRC2 that the second cover part α152 has is reflected on the second reflection part α120. The first light emission means α14L and the second light emission means α15L are mounted on one substrate α160.SELECTED DRAWING: Figure 68-4

The embodiment of the invention provides a detection device, electronic equipment and a control method thereof, relates to the technical field of data detection, and aims to solve the problem that equipment with a health sign detection function is large in size. The detection device comprises a first circuit board, a light-emitting device, a photoelectric converter, a metal cover plate and a light-transmitting structure. The photoelectric converter and the light-emitting device are arranged on the same side of the first circuit board and are electrically connected with the first circuit board. The metal cover plate covers the first circuit board and is electrically connected with the first circuit board. The metal cover plate is provided with a first light through hole for exposing the light-emitting device and a second light through hole for exposing the photoelectric converter. The light-transmitting structure is filled in the first light-transmitting hole, the second light-transmitting hole and the accommodating cavity, wraps the light-emitting device and the photoelectric converter, and is connected with the light-emitting device, the photoelectric converter, the first circuit board and the metal cover plate to form an integrated structural member, so that the size of the detection device is reduced.

The embodiment of the invention provides a display panel and a display device, the display panel comprises a substrate, a plurality of sub-pixels and a first shading layer, the sub-pixels comprise shared sub-pixels and peep-proof sub-pixels, the shared sub-pixels comprise shared light-emitting devices, and the peep-proof sub-pixels comprise peep-proof light-emitting devices; the first shading layer is located on the side, away from the substrate, of the peep-proof light-emitting device and comprises a first shading structure and an opening area; the peep-proof sub-pixel comprises a peep-proof sub-pixel A, the peep-proof sub-pixel A comprises a peep-proof light-emitting device A, the peep-proof light-emitting device A is partially overlapped with the first shading structure in the direction perpendicular to the plane where the substrate is located, and the shared light-emitting device is not overlapped with the first shading structure. According to the display panel, the small-view-angle brightness of the first peep-proof sub-pixels can be compensated, the flicker problem when the display panel switches different modes is solved, and the user experience is improved.

The invention discloses a display panel and a display device. The display panel comprises a substrate, an isolation structure, a light emitting device and a packaging part. The isolation structure is arranged on one side of the substrate and forms an isolation opening in a surrounding mode, the isolation structure comprises a first sub-layer and a second sub-layer located on the side, away from the substrate, of the first sub-layer, the first sub-layer is provided with a side wall facing the isolation opening, and the second sub-layer is provided with a protruding eave part protruding from the side, facing the isolation opening, of the first sub-layer; at least part of the structure of the light-emitting device is located in the isolation opening; the packaging part is arranged on the side, away from the substrate, of the light-emitting device and comprises a first branch and a second branch, the side, away from the substrate, of the light-emitting device is covered with the first branch, and the side wall is covered with the second branch; wherein the second branch part has a first thickness, and the first thickness is smaller than the protruding length of the protruding eave part. The use performance of the display panel is improved.

The embodiment of the invention provides a display panel, a display device and a preparation method of the display panel, the display panel comprises a substrate, a first flat layer, a pixel definition layer, an isolation structure, a light emitting device layer, a packaging layer and an isolation piece, the first flat layer is arranged on one side of the substrate; the pixel definition layer is arranged on the side, away from the substrate, of the first flat layer, and the pixel definition layer comprises a pixel opening located in the display area and a first opening located in the non-display area; the isolation structure is located on the side, away from the substrate, of the pixel definition layer and provided with a plurality of isolation openings; the light-emitting device layer comprises a plurality of light-emitting units located in the display area. The packaging layer is located on the side, away from the substrate, of the isolation structure; the separator is located in the non-display area, and the separator is arranged between the first flat layer and the packaging layer. According to the invention, the separator reduces or prevents water vapor from flowing between the first flat layer and the packaging layer, and the service life of the light-emitting unit is prolonged.

The invention discloses a nail gun. The nail gun comprises a shell; the motor is arranged in the shell; the percussion assembly is arranged in a nailing period, can move from an initial position to a percussion position so as to knock out a nail to a workpiece, and can move from the percussion position to the initial position; the at least one light-emitting device is arranged on the shell; the first control circuit is configured to independently control the light-emitting device to work at least when the motor is not powered on; and the second control circuit at least can control the operation of the motor.

A fire suppression system includes an interface control module, and an interface module. The interface control module can activate a fire suppressant discharge system in response to receiving a fire detection signal. The interface module is connected with the interface control module and is connected with at least one of a first optical sensor and an interface expansion module. The interface expansion module is configured to connect with a second optical sensor. The first optical sensor and the second optical sensor are configured to detect a fire condition at an area of interest and provide the first detection signal to the interface control module in response to detecting the fire. The interface module includes light emitting devices corresponding to the first optical sensor and the interface expansion module, the light emitting devices configured to display different colors indicating a status of the first optical sensor and the interface expansion module.

A touch screen controlled light emitting pet toy that has a light emitting device equipped to direct a point of light on a surface to provide entertainment to a pet and includes movement about multiple axis and is operated by a touch screen computer based device communicably connected to a controller of the toy. The toy is equipped to receive user input from an application with a touch-screen directly or indirectly via a camera that provides live video data to the application and relays user input to the toy further allowingdikect control and pre-recorded pattern control of the light emitting device through low latency touch screen interactions.

The invention relates to the technical field of preparation of organic photoelectric materials, in particular to a boron-nitrogen compound with a polynary fused ring, an OLED (Organic Light Emitting Diode) with the compound and an organic light-emitting device with the compound. According to the boron-nitrogen compound disclosed by the invention, through matching of a fused heterocyclic structure and limited groups such as tertiary butyl and naphthenic base, the thermal stability of the compound can be improved, and the boron-nitrogen compound has an excellent luminescence characteristic; the boron-nitrogen compound provided by the invention is used as a light-emitting layer material, so that the organic light-emitting device can effectively have lower driving voltage and maintain the stability of the voltage, and the light-emitting efficiency is improved.

The invention discloses a nail gun. The nail gun comprises a shell; the motor is arranged in the shell; the battery pack is used for supplying power to the motor; the percussion assembly is arranged in a nailing period, can move from an initial position to a percussion position so as to knock out a nail to a workpiece, and can move from the percussion position to the initial position; the cartridge clip assembly is used for storing nails; the light-emitting device is arranged on the shell; the light-emitting device is arranged to be capable of displaying first information of the nail in the cartridge holder assembly and second information of the nail which is knocked out.

A light-emitting device includes: a substrate; a unit light-emitting area disposed on the substrate; first and second electrodes disposed in the unit light-emitting area to be separated from each other; a plurality of rod-shaped LEDs disposed between the first and second electrodes; a reflective contact electrode disposed on opposite ends of the rod-shaped LEDs to electrically connect the rod-shaped LEDs to the first and second electrodes; and a light-transmitting structure disposed between the first and second electrodes and extending to cross the rod-shaped LEDs.

The invention discloses a display panel and a display device, relates to the technical field of display, and can reduce the problem of large-viewing-angle light leakage of the display panel and improve the peep-proof effect of the display panel. The display panel comprises a driving substrate, and the driving substrate comprises a substrate layer and a driving layer; the light-emitting device layer is arranged on the side, away from the substrate layer, of the driving layer; the at least two shading structures are arranged on the side, away from the substrate layer, of the light emitting device layer, and an isolation layer is arranged between the at least two shading structures; the light-emitting device layer comprises a pixel defining layer, a light-emitting layer and a reflection structure, the pixel defining layer comprises a plurality of pixel openings, the light-emitting layer is arranged on the pixel openings, and at least part of the reflection structure is arranged on the inner walls of the pixel openings; the shading structure is provided with a plurality of hollows, and orthographic projections of the hollows on the substrate layer cover orthographic projections of the pixel openings on the substrate layer.

A light emitting device for a display including a light emitting structure including a first conductivity type semiconductor layer, an active layer, and a second conductivity type semiconductor layer, and having a side surface exposing the active layer, in which a portion of the second conductivity type semiconductor layer and the active layer along an edge of the light emitting structure is insulative in a thickness direction to define an insulation region, and the insulation region includes implanted ions.

The display device according to the embodiment may include a substrate, a first planarization layer containing the first opening on the substrate, a first assembly wiring and a second assembly wiring arranged spaced apart from each other inside the first opening and on the first planarization layer, a second planarization layer covering a portion of the first assembly wiring and the second assembly wiring and including a second opening, a light emitting device disposed inside the second opening, wherein the first electrode overlaps the first assembly wiring and the second assembly wiring, and an insulation layer covering the first assembly wiring or second assembly wiring placed inside the first opening Insulation layer covering the first assembly wiring or second assembly wiring placed inside the first opening, and the first electrode is bonded to one of the first assembly wiring and the second assembly wiring.

The invention discloses a display panel, a display device and a preparation method of the display panel. The display panel comprises a substrate, an isolation structure and a light emitting device layer. The first film layer, the second film layer and the third film layer are arranged to form an isolation structure, and the orthographic projection of the first film layer close to the substrate on the substrate is located in the orthographic projection of the second film layer on the substrate. The extension distances corresponding to at least two light-emitting units are different, the extension distances of the isolation structures corresponding to part of the light-emitting units are larger, and due to the fact that the peripheral sides of the first electrodes are in lap joint with the third film layers of the isolation structures, the lap joint area of the first electrodes of the corresponding light-emitting units with the larger extension distances and the third film layers of the isolation structures is larger; therefore, the overlapping impedance between the part of the first electrode and the isolation structure is reduced, and the light-emitting effect of the light-emitting unit and the use performance of the display panel are improved.

The invention provides a light emitting device and a display panel. The light-emitting device comprises a first electrode layer, a light-emitting function layer and a second electrode layer which are stacked in sequence; the light-emitting functional layer comprises at least one light-emitting layer, the material of the light-emitting layer comprises a boron-containing light-emitting dye, and the energy level difference between the singlet state and the triplet state of the boron-containing light-emitting dye is greater than or equal to 0.3 eV. In the material of the light-emitting layer, the singlet state and triplet state energy level difference (Est) of a boron-containing light-emitting dye is greater than or equal to 0.3 eV, and the T1 energy level of the boron-containing light-emitting dye is relatively low, so that TTA (triplet state-triplet state annihilation) and TPA (triplet state-polaron annihilation) processes can be avoided, the efficiency roll-off of the light-emitting device is reduced, and the service life of the light-emitting device is prolonged; in addition, the up-conversion process from the T1 energy level to the S1 energy level of the boron-containing luminescent dye can be avoided, generation of long-life excited state excitons in the dye is avoided, and the service life of a device is prolonged.

The invention provides an eyeball tracking optical system and a display device. The eyeball tracking optical system comprises an infrared light emitting device, a first lens group and an infrared imaging device. Wherein the infrared light emitting device is used for emitting infrared light to human eyes; the first lens group is used for being arranged on the light emitting side of the display panel, the side, away from the display panel, of the first lens group is used for converging infrared light reflected by human eyes, and the side, close to the display panel, of the first lens group is used for diverging the infrared light deflected by the first lens group; the infrared imaging device is arranged on the side, close to the display panel, of the first lens set, and the imaging face of the infrared imaging device faces the first lens set. Infrared light reflected by human eyes is deflected after passing through the first lens group, and is incident to the infrared imaging device.

Provided is a light emitting device including a first electrode, a second electrode, and an emission layer between the first electrode and the second electrode, and the emission layer may include a condensed cyclic compound represented by Formula 1 below, thereby exhibiting high luminous efficiency and improved service life characteristics.

A light emitting device includes a planar array of individually addressable first light sources configured to emit visible light into a plurality of angular bins toward an environment, one or more second light sources configured to emit ultraviolet light, an imager positioned to receive light reflected from the environment, a processor configured to analyze one or more images captured from the imager and identify a shadow region in the environment, wherein one or more light sources of the plurality of individually addressable first light sources is directed to increase a light flux output in one or more angular bins of the plurality of angular bins corresponding to the shadow region. The one or more second light sources and may be individually addressable and positioned in a planar array on a substrate.

The embodiment of the invention provides a display panel, a manufacturing method thereof and a display device. The display panel comprises a substrate, a pixel definition layer, a process structure layer, an isolation structure and a display function layer comprising a plurality of light-emitting devices, the pixel definition layer comprises a pixel limiting part, the process structure layer is located on the side, away from the substrate, of the pixel limiting part, and the orthographic projection of the process structure layer on the substrate is located in the orthographic projection of the pixel limiting part on the substrate. The isolation structure is located on the side, away from the substrate, of the technological structure layer and comprises a first isolation layer, a second isolation layer and a third isolation layer which are sequentially arranged in a stacked mode, and the orthographic projection of the second isolation layer on the substrate is located in the orthographic projection of the first isolation layer on the substrate. The light-emitting device comprises a first electrode, a light-emitting function layer and a second electrode which are arranged in a stacked mode, and the second electrode is electrically connected with the first isolation layer. According to the embodiment of the invention, the flatness of the pixel limiting part can be improved, and the film formation of the electrode layer is facilitated, so that the display effect of the display panel is ensured.

The invention relates to the technical field of preparation of organic photoelectric materials, in particular to an electron transport material, an OLED with the electron transport material and an organic light-emitting device with the electron transport material. According to the electron transport material disclosed by the invention, triazinyl is taken as a framework, phenyl and cyano-substituted biphenyl is taken as a specific substituent group, methyl, adamantyl, phenyl and pyridyl are limited to be matched, and the electron transport material is used as a material for forming an electron transport layer to manufacture an organic electroluminescent device, so that the evaporation process of the device can be smoothly carried out; and the light-emitting efficiency of the organic light-emitting device is effectively improved, and the application prospect is very good.

A light emitting device includes a plurality of individually addressable light sources spatially separated on a substrate and configured to emit light into an environment, and one or more optical elements positioned to receive the light from each light source and redirect the light into a plurality of different angular bins. Each bin of the angular bins has light from at least one light source of the plurality of individually addressable light sources and a first group of the plurality of different angular bins has a first angular width in theta or phi coordinates less than 10 degrees. The first angular width may be less than 5 degrees.

The invention provides an unmanned connection system and an unmanned connection method, and relates to the field of unmanned aerial vehicles. The unmanned connection system comprises a container, an aircraft and an unmanned vehicle, the container is used for loading goods; the aircraft comprises a flying body, and the bottom end of the flying body can be detachably connected with the top end of the container; the top end of the unmanned vehicle can be detachably connected with the bottom end of the container. The aircraft and the unmanned vehicle are separately connected with the top end and the bottom end of the container, and an automatic connection link with cooperation between the air and the ground is constructed. Moreover, visible light emitting devices are arranged on the two sides of one of the unmanned vehicle and the flying body in the width direction, cameras are arranged on the two sides of the other one, visible light is used as a positioning reference, the cameras can accurately capture and analyze visible light information, and therefore real-time and dynamic position guidance is provided for the unmanned vehicle to drive into the containing space. And the docking precision and reliability of the unmanned vehicle and the aircraft are improved.

The invention provides a display panel. The display panel comprises a substrate, an isolation structure, a first packaging layer and a plurality of light emitting devices, the isolation structure is provided with a plurality of first openings defining the light emitting devices respectively, the isolation structure comprises a supporting part and a crown part located on the side, away from the substrate, of the supporting part, and the orthographic projection of the supporting part on the substrate is located within the orthographic projection of the crown part on the substrate. The first packaging layer is located on the side, away from the substrate, of the isolation structure and the light-emitting device and covers the isolation structure and the light-emitting device. In each first opening and at an edge of the crown, a portion of the first encapsulation layer covering the crown is closed with a portion covering the light emitting device. The design can improve the packaging reliability of the display panel.

A light emitting device comprises: a substrate; a first electrode on the substrate, the first electrode having holes, and having inclined surfaces along the peripheries of the holes; second electrodes on the substrate, each of which is in a respective one of the holes of the first electrode; and light emitting elements between the first electrode and the second electrodes, the light-emitting elements being electrically connected to the first electrode and the second electrodes.

The invention provides a display panel and a display device. The display panel comprises a substrate, a pixel defining layer, an isolation structure and a plurality of light emitting devices. The pixel limiting layer is arranged on one side of the substrate, the pixel limiting layer comprises a plurality of pixel openings, the edge of each pixel opening comprises at least one first edge part and a plurality of second edge parts, the at least one first edge part extends in the first direction, and the second edge parts intersect with the first edge parts. The isolation structure is arranged on one side of the substrate, and a plurality of isolation openings are defined by the isolation structure. The light emitting device includes a first electrode, at least a portion of which is located in the isolation opening. Wherein the first electrode which is located above at least one first edge part and is in lap joint with the isolation structure has a first thickness, the first electrode which is located above the plurality of second edge parts has a second thickness, and the second thickness is not greater than the first thickness. According to the invention, the lap joint yield of the first electrode is improved by changing the structure of the first electrode.

The invention relates to the technical field of preparation of organic photoelectric materials, in particular to an organic small molecule compound, an OLED with the compound and an organic light-emitting device with the compound. According to the organic small molecule compound, the dibenzoheterocycle on the triarylamine compound is substituted and matched, and the organic small molecule compound is used as a material for forming a light-emitting auxiliary layer to manufacture an organic EL element, so that the evaporation process of the device can be smoothly carried out, the light-emitting efficiency of the organic light-emitting device is effectively improved, and the organic small molecule compound has a very good application prospect.

The side light-emitting device comprises a frame extending in the vertical direction and a light source module arranged on the inner side of the frame, the light source module emits light in the direction parallel to the extending direction of the frame, a light distribution piece is arranged in a light emitting path of the light source module, and the side light-emitting device is arranged on the side light-emitting device. The light rays are refracted by the light distribution piece and then are emitted in the direction away from the frame. The side light-emitting device can simulate the effect of illuminating the frame on one side of the window when sunlight enters from one side of the window, and can form a virtual image and simulate the window shadow effect in cooperation with the light-emitting surface of the lamp, so that the display effect of the lamp is more vivid, and the visual experience of a user is improved.