Shanghai Tianma Micro-electronics Co., Ltd.

Tianma Micro-electronics Co., Ltd.

Seeya Optronics Co., Ltd.

Hasco Vision Technology Co., Ltd

Shanghai Yupei Photoelectric Technology Limited

Shanghai Koito Automotive Lamp Co., Ltd.

Tainma Micro-electronics Co., Ltd.

Lei Niu

Jialing Li

Jun Ma

Zhihua Ling

Tianyi Wu

Sitao Huo

Yaoyang Liu

Lingxiao Du

Jian Xu

Juejing Yang

Zhangben Wu

Bo Tong Liu

Yuan Yuan Ding

Xingchen Wang

Yuhong Tao

Sunjie Qiu

Hui Huang

Zhongshou Huang

Kang Yang

Conghua Ma

Fan Yang

Xiaoping Sun

Jia Xie

Liangliang Wang

Lu Liu

Guokai Chen

Ruigai Chen

A splicing display apparatus for floating image and a multi-layer display device comprising the same are disclosed. The splicing display apparatus comprises: a display module configured to emit, on a display plane thereof, display light constituting a target image; a plurality of optical imaging modules configured to receive the display light to form a floating image in the air; and a one-dimensional scattering screen to scatter light in the y-direction, wherein each of the plurality of optical imaging modules comprises: a first one-dimensional conjugate imaging element to converge light beams from points on the display plane onto the one-dimensional scattering screen in the y-direction; and a second one-dimensional conjugate imaging element to converge light beams from points on the display plane onto a floating image plane different from the plane where the one-dimensional scattering screen is located in the x-direction. The x-direction and the y-direction are orthogonal to a main optical axis of the optical imaging module respectively.

Splicing display apparatus for floating image and multi-layer display device comprising the same

A splicing display apparatus for floating images and a multi-layer display device comprising the same are disclosed. The splicing display apparatus comprises: a display module configured to emit display light constituting a target image. The display module comprises a plurality of display portions arranged at intervals along a first direction. Each display portion is configured to display a corresponding portion of the target image. The splicing display apparatus further comprises a plurality of optical imaging modules configured to receive the display light emitted from the display modules to form a plurality of floating sub-images in the air. Each optical imaging module has an object plane and an image plane. Each of the plurality of display portions is disposed at an object plane of a corresponding optical imaging module of the plurality of optical imaging modules, and the display light emitted from each display portion presents a corresponding floating sub-image at the image plane through the corresponding optical imaging module. The plurality of floating sub-images constitute a complete floating image of the target image, and adjacent floating sub-images of the plurality of floating sub-images have overlapping splicing areas and have the same image content in the splicing areas.

A head-mounted display optical module includes an optical lens group located at a light-emitting display side of the display panel and a protective layer located on an optical path between the display panel and the optical lens group. The protective layer includes at least one first protective layer. A refractive index of the first protective layer continuously changes therein at least along a radial direction that is located in a plane of the first protective layer and points from a center of the first protective layer to an edge of the first protective layer.

Head-mounted display optical module

An augmented reality optical module includes a relay lens group and a reflection lens group. The relay lens group receives and converges the light emitted by the image source. The reflection lens group comprises a first lens and a second lens. The light emitted by the image source is incident to the relay lens group and converged to form the relay image at least once, the light of the last relay image is incident to a first surface of the first lens and reflected, the reflected light is incident to a first surface of the second lens and reflected, and then incident to the first lens and transmitted through the first lens to form imaging light. The ambient light is transmitted in such a manner that the ambient light is transmitted through the second lens and the first lens, sequentially, and then emitted to be superimposed on the imaging light.

Augmented reality optical module and augmented reality apparatus

The present disclosure provides a lighting display device, including: a light source module, a light shield module, and a projection lens module; the light source module includes a light source array unit, a first light shield array unit, and a light receiving lens array unit; the light source array unit includes a plurality of light sources which are independently controlled, the first light shield array unit includes first light shields disposed outside each light source, the light receiving lens array unit includes a plurality of light receiving lenses; the light shield module includes a light-transmitting substrate having a plurality of light-transmitting parts, a light-shielding pattern is disposed on the light-transmitting parts; the projection lens module includes a second light shield array unit, and a projection lens array unit; the second light shield array unit contains multiple second light shields, the projection lens array unit contains multiple projection lenses.

Lighting display device

The present disclosure provides a virtual reality display device including an OLED display panel and an optical system. The optical system is disposed between the OLED display panel and a user viewing side. The optical system includes a first linear polarizing sheet disposed between the OLED display panel and the user viewing side, a first reflective-transmissive optical film disposed between the first linear polarizing sheet and the OLED display panel, and a first quarter-wave plate disposed between the first reflective-transmissive optical film and the OLED display panel.

Virtual reality display device

The present disclosure provides a matrix lighting device for a vehicle, including a light source module, a projection lens, a projection emergent space, and a projection image plane arranged successively along an optical axis direction; the light source module comprises a light source array unit, a light shield array unit and a light receiving lens array unit arranged successively along the optical axis direction; the light source array unit includes a plurality of light sources which are independently controlled and arranged in a matrix; the light shield array unit includes a plurality of light shields arranged in a matrix and disposed outside each light source; the light receiving lens array unit includes a plurality of light receiving lenses arranged in a matrix and disposed opposite to each light source along the optical axis direction.

Matrix lighting device for vehicle

A backlight module and a display device include a light guide plate and a point light source. The light guide plate includes a first part and a second part. The first part includes a first light incidence surface and a first light-emitting surface intersecting with the first light incidence surface. The second part includes a second light incidence surface and a second light-emitting surface intersecting with the second light incidence surface. The first light incidence surface intersects with the second light-emitting surface, the first light-emitting surface and the second light incidence surface are arranged oppositely, and both the first light-emitting surface and the second light-emitting surface include grating structures.

Backlight module and display device

Provided is a three-dimensional (3D) display device and display method. The 3D display device includes a zoom lens unit; and a two-dimensional display unit, which is located on a side of the zoom lens unit, where a distance between the two-dimensional display unit and the zoom lens unit is less than a minimum focal length of the zoom lens unit; where the two-dimensional display unit is used for displaying multiple two-dimensional images of a three-dimensional picture, and the multiple two-dimensional images corresponds different depth of field. When the two-dimensional display unit displays the two-dimensional images corresponding to different depth of field, the zoom lens unit has a different focal length for the depth of field corresponding to each of the plurality of two-dimensional images. The display time of the three-dimensional picture is less than visual persistence time.

Three-dimensional display device and display method

A display panel is provided. The display panel comprises a display panel; and a light modulation substrate disposed opposite to the display panel. The light modulation substrate includes a base layer and a transparent dielectric layer covering the base layer. The base layer has a first surface facing the display panel and an opposing second surface, and the transparent dielectric layer is disposed on the first surface of the base layer. A plurality of reflective gratings are disposed on the base layer. The transparent dielectric layer has a first surface facing the base layer and an opposing second surface, and the second surface of the transparent dielectric layer is a transparent dielectric layer surface. The transparent dielectric layer has a refractive index of n, and n&#x3e;1. Outgoing light of the display device converges to a plurality of light-emitting points outside the display device.

Display device

The present application provides a display panel. Blocks of the display panel have the characteristic of random arrangement, which can eliminate a ghosting problem caused by periodic arrangement, and the randomness is subjected to some limitations and restrictions, thereby avoiding the wiring difficulty in the related art in which blocks are arranged completely randomly.

Display panel and method for generating coordinates of random block

The present disclosure provides a display device including a display panel; a collimation unit located on a light emergent side of the display panel and configured to convert emergent light in the same position of the display panel into parallel light beams in the same direction; a light waveguide unit, which is located on one side of the collimation unit away from the display panel, includes a light incident surface and a light emergent surface opposite to the collimation unit, and is configured to cause the parallel light beams to be emergent from at least two positions of the light emergent surface; and an imaging unit opposite to the light emergent surface of the light waveguide unit and configured to converge the parallel light beams emergent from the at least two positions on the light emergent surface of the light waveguide unit into a real image point.

Disclosed are a spatial light modulator and a display device, where 2*2 adjacent pixel electrodes are a pixel group, through-holes corresponding to the respective pixel electrodes are located proximate to the center of the pixel group, and a photo spacer is located at the center of the pixel group, so that the photo spacer can overlap with the through-holes, or the photo spacer can be arranged in close proximity to the through-holes. If the photo spacer overlaps with the through-holes, then a black matrix layer covering the photo spacer, and a black matrix layer covering the surrounding of the photo spacer may cover at least a part of the through-holes; and if the photo spacer is arranged in close proximity to the through-holes, then the black matrix layer covering the surrounding of the photo spacer may cover at least a part of the through-holes.

Spatial light modulator and display device

An intelligent automotive headlamp module with combined functions comprises a three-color laser light source array (), a beam combination lens assembly () used for converging three-color laser light, an electric-controlled deflecting reflector unit () arranged in the light emergence direction of the laser beam combination lens assembly (), and a transmission-type fluorescent material (), wherein the reflecting surfaces (A-, B-) of the reflector unit rotate around the axes in a reciprocating mode at a high speed, and thus a reciprocating scanning segment is formed; the transmission-type fluorescent material () converts blue single-wavelength light irradiating the front side of the transmission-type fluorescent material () into white complex-wavelength light, and the white complex-wavelength light is output from the back side of the transmission-type fluorescent material ().

Intelligent automotive headlamp module with combined functions

Disclosed is a display apparatus includes a display panel which includes display devices; a micro lens group located above a light-emitting side of the display panel, and the micro lens group includes micro lens devices, and the micro lens devices are disposed to correspond to the display devices, respectively, and distances between centers of the micro lens devices and centers of the corresponding display devices are gradually increased along a direction from a center position to an edge position of the display panel. Further, a liquid lens disposed on a side of the micro lens group away from the display panel, and the liquid lens is configured for realizing multi-layer display of a suspension image by changing a phase of incident light.

Display apparatus with a multi-level display comprising a display panel having a plurality of display devices that correspond with a plurality of microlens devices

Growing community of inventors

Shanghai, China

Lei Niu