Boe Technology Group Co., Ltd.

Beijing Boe Display Technology Co., Ltd.

Beijing Boe Vision-electronic Technology Co., Ltd.

Beijing Boe Technology Development Co., Ltd.

Fuzhou Boe Optoelectronics Technology Co., Ltd.

Changjia Fu

Haijun Shi

Bochang Wang

Enliang Zhang

Zhuang Xu

Dan Li

Hongbo Feng

Zhaoshou Tian

Shanlei Hou

Qingshan Qu

Xiaodi Sun

Fei Dong

Wei Zhong

Xibin Shao

Zhanchang Bu

Bin Wu

Jianting Wang

Hailong Yu

Yabin Lin

Wanping Pan

Jianming Huang

Xiaobo Jia

Xuezhen Su

Zhishuai Jia

Jixing Sun

Yunlong Tian

Chuanhe Jing

Mingjun Li

Shaoan Li

Enlong Wu

Xiangyu Yue

The present disclosure provides a backlight module, a display device and an assembled display device. The backlight module includes: a backplate (), including a bottom wall (); a light source (), disposed on the bottom wall (); an optical film layer, disposed opposite to the bottom wall () and located on a light emitting side of the light source (); a middle frame, including a first frame body () and a second frame body (), where the first frame body () is arranged around periphery of the bottom wall (), the second frame body () is arranged on an inner side surface of the first frame body (), and the second frame body () includes a transparent structure; and the optical film layer () is supported at one end of the second frame body () away from the bottom wall (). The present disclosure can improve display effect.

Backlight module, display device and assembled display device

The present disclosure provides a display device, a splicing display device, the display device includes: a display panel including a display region and a non-display region surrounding the display region, the non-display region including a bonding region; a backlight module disposed opposite to the display panel; a tape layer located on a peripheral side of the display panel and the backlight module, and an orthographic projection of the tape layer on a plane where the display device is located is not overlapped with an orthographic projection of the display panel on the plane where the display device is located.

Display device, splicing display device

The present application provides a splicing display unit and a display screen, in order to visually eliminate the seam, improve the user's visual effect on splicing screens, and achieve a subjective visual feeling for the user as if there was no seam. The display screen includes a plurality of display modules and a plurality of optical structures, the plurality of display modules and the plurality of optical structures being closely arranged; each of the display modules includes a display area and a black edge area arranged around the display area, black edge areas of adjacent two display modules are spliced together to form a seam; one end of the first surface of the optical structure close to the seam is a first arc surface, and the first arc surface is configured to refract light emitted from the display area of the display module, and then distribute the refracted light in a front-view area corresponding to the seam.

Splicing display unit and display screen

A display module, a display device, and a backlight module avoid bad image quality. The display module includes: a backlight module and a display panel, and the backlight module includes: a back plate, a first light source and a middle frame, wherein the back plate includes a bottom plate; the first light source is on the bottom plate; the middle frame is between the bottom plate and the display panel, a concave part is on a surface of the middle frame adjacent to the display panel, and a second light source is in the concave part, such that bad image quality of the edge shadow of the display module is effectively avoided by arranging the second light source in the concave part of the surface of the middle frame adjacent to the display panel.

Display module, display device, and backlight module

A backlight module and a liquid crystal display device are provided. The backlight module includes a light-emitting assembly, an optical processing assembly and a support structure located between the light-emitting assembly and the optical processing assembly and connected to the light-emitting assembly. The support structure includes a base and a support member, the base being fixedly connected to the light-emitting assembly. The support member has a supporting end and a connecting end. The supporting end faces the optical processing assembly. The connecting end and the base form a backout structure configured to cause the connecting end to back out in a direction away from the optical processing assembly in a case where the supporting end is squeezed by the optical processing assembly, so that can eliminate problems caused by stress concentration of an internal support structure when a backlight module is under pressure.

Backlight module and liquid crystal display device

A color coordinate calibration method, system, a processing device and a computer storage medium are provided. The method includes: displaying a test image on a display screen, testing the chromaticity of the display screen, and obtaining test color coordinates of a plurality of primary color lights; Detecting whether the test color coordinates of the plurality of primary color lights are within the standard color coordinate ranges of the plurality of primary color lights; when the test color coordinates of one or more primary color lights are not within the standard color coordinate ranges of the corresponding primary color lights, determining target color coordinates and target white balance color temperatures of a plurality of primary color lights, and adjusting the test color coordinates of one or more primary color lights to be within standard color coordinate ranges of the corresponding primary color lights.

Color coordinate calibration method, system, processing device and computer storage medium

A backlight module includes: a first optical element and a fixing frame arranged around the first optical element. The fixing frame includes a first edge frame and a second edge frame that are oppositely arranged, and a third edge frame and a fourth edge frame that are oppositely arranged. The side of each edge frame of the fixing frame facing the first optical element is provided with a plurality of adhesive tapes that are independent of each other and extend in an extension direction of the each edge frame. The first optical element is fixed to the fixing frame through the adhesive tapes.

Backlight module and method for manufacturing same, and display device

A backlight assembly, a display panel and a display device are provided. the backlight assembly includes: a work region, a light-emitting element, a light guide plate and a light guide structure. The work region includes a center region and an edge region surrounding the center region; the light-emitting element is at least in the center region; the light guide plate is in the work region, and configured to conduct light emitted by the light-emitting element and allow the light to exit from the work region; and the light guide structure is at a side of the light guide plate close to the light-emitting element, and arranged along at least part of an edge of the light guide plate; the light guide structure is configured to allow a part of the light emitted by the light-emitting element to enter the edge region.

Backlight assembly, display panel and display device

A light emitting module and a display module. The light emitting module includes a light source () assembly (); the light source () assembly () includes a substrate () and light sources (), and the light sources () are located on the substrate (). The substrate () includes a first area (Q) and a second area (Q), the first area (Q) surrounds the second area (Q), and the light emitting surfaces of the light sources () located in the first area (Q) are inclined and face the second area (Q). With the light emitting module, the light emitted by the light sources () located at the edge can be inclined toward the center of the light emitting module, which can reduce the light at the edge of the light emitting module, thereby reducing the light leakage phenomenon at the edge of the light emitting module, which is beneficial to improve the display quality.

Light emitting module and display module

A backlight module and a display device are provided. The backlight module includes: an optical film including a body portion and a peripheral portion surrounding the body portion, the peripheral portion including a lug structure; and a middle frame arranged at a side where a light-entering surface of the optical film is located and at least including a first portion and a second portion, the first portion being arranged proximate to the peripheral portion of the optical film, the second portion being arranged at a side of the first portion distal to the optical film, the first portion including an inner surface facing an interior of the backlight module and an outer surface opposite to the inner surface. A groove is formed in the first portion and extends from the inner surface to the outer surface.

Backlight module including optical film with peripheral portion lug structure and display device including the same

Optical glass, a preparation method thereof, a backlight module and a display module. The optical glass comprises a glass substrate and optical masterbatches, which are dispersed in the glass substrate, each optical masterbatch comprises a quantum dot fluorescent agent inner core and an encapsulation shell which encloses the quantum dot fluorescent agent inner core. A quantum dot fluorescent agent is protected by the encapsulation shell and the luminous efficiency is high; when the optical glass is applied to a display module, the color gamut may be improved; moreover, the glass is capable of preventing against the invasion of water vapor, even the quantum dot fluorescent agent at an edge of the glass rarely fails, and an edge failure size is basically avoided; meanwhile, the expansion coefficient is small, and an expansion space reserved during assembly is extremely small.

Optical glass, preparation method thereof, backlight module and display module

Embodiments of the disclosure provide a test apparatus of a direct-light-type backlight module. The test apparatus comprises: a light-emitting-element fixing unit, configured for fixing a light emitting element; an optical-element fixing unit, configured for fixing an optical element into an optical path of the light emitted from the light emitting element; and a test head (), configured for testing the light emitted from the light emitting element and passing through the optical element.

Test apparatus of a direct-light-type backlight module

Embodiments of the present invention provide a backlight module and a liquid crystal display device. The backlight module comprises a light bar, a light guide plate and a reflector sheet. The light guide plate and the reflector sheet are adhered to each other. An anti-reflection structure is provided on at least one side of the light guide plate and/or the reflector sheet. The anti-reflection structure is used for reducing light reflected by the reflector sheet which is emitted from the light sources. The anti-reflection structure includes anti-reflection structures. A first anti-reflection structure is located on one side of the light guide plate and/or the reflector sheet close to the light bar, while a second anti-reflection structure is located on other sides of the light guide plate and/or the reflector sheet. The present invention may improve the luminescence uniformity of the backlight module.

The invention discloses a backlight, a backlight module and a display device, belonging to the field of display technology. The backlight includes a plurality of LED lamps, a flexible circuit board for supplying power to the LED lamps and a supporting plate for supporting the flexible circuit board, wherein the flexible circuit board is arranged below the LED lamps, and the supporting plate is arranged below the flexible circuit board and is in a bent shape. In the present invention, by designing the supporting plate to be in a bent shape, it is no longer required to have to employ the existing linear backlight with a single structure, and meanwhile, the contact area between the supporting plate and air is enlarged to improve the heat dissipation effect of the backlight.

Backlight, backlight module and display device

The present disclosure discloses a mold frame, a backlight module and a display device. The mold frame includes sidewalls for limiting a periphery of a light guide plate and optical films in the backlight module, and a boss for limiting the light guide plate and the optical films in a direction perpendicular to an output surface of the light guide plate. The boss is provide with a recess opening towards the light guide plate. The recess is provided with a number of rollers therein in a lengthwise direction thereof. A diameter of the rollers is greater than a depth of the recess. The mold frame is applied to the backlight module. In assembly, the light guide plate, the light source and the optical films are placed in the mold frame. An outside surface of the roller provided in the boss of the mold frame abuts against the light guide plate, limiting the light guide plate in the direction of the thickness of the backlight module, thereby preventing the light guide plate from warping upward after expansion due to heat. Hence, the mold frame according to the present disclosure may reduce occurrence of phenomena such a slow light incidence efficiency of the backlight module, light leakage of the backlight module and wrinkling of the optical films.

Growing community of inventors

Beijing, China

Changjia Fu