Boe Technology Group Co., Ltd.

Beijing Boe Display Technology Co., Ltd.

Zezhou Yang

Ruoyu Ma

Hui Li

Liangliang Jin

Huijuan Wang

Zhongbao Wu

Yonglian Qi

Yunyun Tian

Xue Dong

Shi Shu

Jing Lv

Fei Wang

Haiwei Sun

Xiaolong Li

Tao Liu

Lianjie Qu

Xiangxiang Zou

Zhenhua Lv

Hebin Zhao

Yunsik Im

Dejiang Zhao

Jian Sang

Hyunsic Choi

Ming Zhu

Meili Wang

Shuai Liu

Xingxing Zhao

Shubai Zhang

Kailiang Zhang

Chuandong Liao

Wenjie Jiang

Minqi Chen

A light conversion structure, backlight device and virtual reality display device are provided. The light conversion structure includes: a transparent substrate including first and second surfaces arranged oppositely; multiple first prism structures arranged in an array on the first surface, each first prism structure includes first and second light-entering surfaces arranged adjacently or oppositely, the first and second light-entering surfaces are for receiving the first and second incident light respectively; multiple second prism structures arranged in an array on the second surface, each second prism structure includes the first and second light-exiting surfaces arranged adjacently or oppositely; the first and second incident light enter the first prism structure from the first and second light-entering surfaces respectively, and exit from the first and second light-exiting surfaces respectively at the first and second predetermined angles respectively; a difference between the first and second predetermined angles is less than a predetermined value.

Light conversion structure, backlight device and virtual reality display device

The present disclosure provides a light homogenizing film, a backlight module and a display device. The light homogenizing film includes a substrate film layer on which a plurality of light homogenizing structures are arranged in an array. The light homogenizing structure includes: a first recess in a regular pyramid shape positioned on a light incident surface of the substrate film layer, and a second recess in a regular pyramid shape positioned on a light emitting surface of the substrate film layer. On a plane where a main body of the substrate film layer is located, an orthographic projection of the second recess completely covers an orthographic projection of the first recess, and the orthographic projections of the first and second recesses are regular polygons which have overlapped centers, the same number of sides and the same orientation.

Light homogenizing film, backlight module and display device

The present disclosure relates to the field of LED display technologies, and provides an LED chip, an LED light emitting substrate, a display device and a control method thereof. Specifically, the LED chip comprises: an N-type semiconductor layer, a P-type semiconductor layer, as well as a quantum well layer between the N-type semiconductor layer and the P-type semiconductor layer. The quantum well layer is made of indium gallium nitride, wherein indium atoms have a molar ratio of greater than or equal to 0.3 in the indium gallium nitride.

LED chip, LED light emitting substrate, display device and control method thereof

Embodiments of the present disclosure relate to a prism film, a backlight module, and a display device. The prism film includes a substrate and a plurality of prisms on a surface of the substrate, each of the plurality of prisms having a triangular cross section, and having a first optical surface, a second optical surface, and a third optical surface that are perpendicular to the triangular cross section, wherein the first optical surface is parallel to the surface of the substrate, the first optical surface and the second optical surface form a first bottom angle, the first optical surface and the third optical surface form a second bottom angle, and at least one of the first bottom angle and the second bottom angle of the plurality of prisms gradually changes.

Prism film, backlight module and display device

A light guide plate, a backlight module and a display device are provided. A plurality of blind holes is arranged at a surface of the light guide plate; the blind hole is filled with a light-converting unit; the light-converting unit includes an accommodating cavity made of a light-transmitting material, and a light-converting material located in the accommodating cavity; and a gap is between an outer wall of the accommodating cavity and an inner wall of the blind hole.

Light guide plate, backlight module and display device

The present disclosure provides an optical element used in a reflection-type liquid crystal display system. The optical element includes a substrate, and a plurality of prisms formed on a surface of the substrate and sequentially arranged along a first direction. Each of the plurality of prisms includes a plurality of sub-prisms sequentially arranged along the first direction with refractive indexes sequentially decreased.

Optical element and reflection-type liquid crystal display system using the same

The present disclosure relates to the field of display technologies, and especially discloses a backlight device and a method for manufacturing the same. The backlight device includes a backlight source, a light guide plate, a reflective layer, an optical adhesive layer and an outcoupling structure. Specifically, in the backlight device, the reflective layer and the light guide plate are located on opposite sides of the backlight source respectively.

Backlight device and manufacturing method thereof

The present disclosure relates to a liquid crystal display panel, a display device, and a display method. The liquid crystal display panel includes: a first substrate and a second substrate opposed to each other; a liquid crystal layer located between the first substrate and the second substrate; and a quantum dot layer located on a side of the second substrate away from the liquid crystal layer, and including a plurality of quantum dots of different dimensions.

Liquid crystal display panel, display device and display method

The present disclosure discloses a quantum dot display substrate and a manufacturing method thereof, and a quantum dot display device. The quantum dot display substrate comprises black matrix patterns, quantum dot patterns surrounded by the quantum dot patterns, a first base substrate, and a first optical layer and a second optical layer both arranged on a side of the first base substrate, and the first optical layer is arranged on a side of the second optical layer away from the first base substrate; the first optical layer is configured to collimate incident light to generate collimated light and transmit the collimated light to the second optical layer; the second optical layer is configured to adjust an outgoing direction of the collimated light to generate outgoing light, and make the outgoing light irradiate onto the black matrix patterns.

Quantum dot display substrate and manufacturing method thereof, and quantum dot display device

The present disclosure provides a curved-surface backlight source and a display device comprising the curved-surface backlight source. The curved-surface backlight source comprises: a frame, an optical film and a plurality of light source assemblies; the light source assemblies are disposed on the frame, the optical film is disposed on light emergent sides of the light source assemblies, and the light source assemblies and the optical film are in a curved shape.

Curved-surface backlight source and display device

The embodiments of the present invention provide a backlight module, a liquid crystal display device and a display; laser is used as the light source of the backlight module, improving the utilization of light and realizing high color gamut display. The backlight module comprises a laser light source and several light guide devices provided on a light output side of the laser light source; the several light guide devices are arranged in a first direction; each light guide device comprises several light guide elements and transflective films arranged alternately in a second direction; the transflective films are configured to reflect laser from the laser light source into a third direction; the third direction is perpendicular to the first direction and the second direction.

Backlight module, liquid crystal display device and display

The present disclosure provides a light source, a backlight module and a display apparatus. The light source includes: a light emitting diode chip; and a fluorescent powder layer arranged to face towards the light emitting diode chip and configured to receive a first light emitted from the light emitting diode chip and to emit a second light with a wavelength different from that of the first light, wherein the light emitting diode chip and the fluorescent powder layer are moveable with respect to each other such that quantity of fluorescent powder in the fluorescent powder layer excited by the light emitted from the light emitting diode chip increases or decreases. In the above solution, the light emitting diode chip and the fluorescent powder layer are movable with respect to each other, so as to adjust color temperature of backlight conveniently.

Light source, backlight module and display apparatus

A transparent display device, comprising a display panel for transparency display, a base and a system light source; one side edge of the display panel being mounted to the base; the system light source comprising a first light source; wherein the first light source is mounted on a side edge of the display panel away from the base, and/or is mounted to the base and located at the light incident side of the display panel, light emitted from the first light source is irradiated onto the display panel after reflection by an object placed at the light incident side of the display panel to form a spatial light.

Transparent display device

A light guide plate, a backlight module and a display device both comprising the light guide plate are disclosed. The light guide plate comprises a light emitting surface and multiple side surfaces perpendicular to and connected to the light emitting surface, the side surfaces including at least one first side surface and at least one second side surface. The light guide plate further comprises at least one set of folded surfaces perpendicular to and connected to the light emitting surface. Each set of folded surfaces is connected between a pair of first side surface and second side surface which are adjacent with each other. Each set of folded surfaces includes multiple light incident surfaces which are connected one by one. In the light incident surfaces in same set of folded surfaces, any two adjacent light incident surfaces form an acute angle opened toward inside of the light guide plate.

Growing community of inventors

Beijing, China

Zezhou Yang