阅读说明：本技术 光源结构、背光模组及显示装置 (Light source structure, backlight module and display device ) 是由 朱延专 张嘉尹 翁巾婷 钟翌菁 陈昊 于 2019-05-14 设计创作，主要内容包括：一种光源结构(300)、背光模组(400)及显示装置(500)。此光源结构(300)包含基板(310)、多个发光单元(320)以及多个封装结构(330)。发光单元(320)阵列排布于基板(310)上,且每一个发光单元(320)具有垂直于基板(310)的中心光轴。封装结构(330)分别对应地覆盖发光单元(320)。每一个封装结构(330)具有垂直于基板(310)的中心线。发光单元(320)的中心光轴沿着同一方向相对于封装结构(330)的中心线偏移。(A light source structure (300), a backlight module (400) and a display device (500) are provided. The light source structure (300) includes a substrate (310), a plurality of light emitting units (320), and a plurality of package structures (330). The array of light emitting cells (320) is arranged on the substrate (310), and each light emitting cell (320) has a central optical axis perpendicular to the substrate (310). The encapsulation structures (330) respectively cover the light emitting units (320). Each package structure (330) has a centerline perpendicular to the substrate (310). The central optical axes of the light emitting units (320) are offset with respect to the center line of the package structure (330) along the same direction.)

A light source structure, comprising:

a substrate;

a plurality of light emitting units arrayed on the substrate, wherein each light emitting unit has a central optical axis perpendicular to the substrate; and

a plurality of package structures respectively and correspondingly covering the light emitting units, wherein each package structure has a center line perpendicular to the substrate;

wherein the central optical axes of the light emitting units are offset with respect to the central line of the package structure along the same direction.

The light source structure according to claim 1,

the light emitting units are arrayed along a first direction and a second direction;

an included angle is formed between a connecting line of the central optical axis of each light-emitting unit and the central line of the corresponding packaging structure and the first direction or the second direction.

The light source structure according to claim 2, wherein the included angle is 45 degrees.

The light source structure according to claim 1,

the central optical axes of any two adjacent light-emitting units have a first distance;

a second distance is reserved between the central lines of any two adjacent packaging structures; and

wherein the first distance is equal to the second distance.

The structure of claim 1, wherein an offset distance is provided between the central optical axis of each light-emitting unit and the central line of the package structure corresponding thereto, and the offset distances are the same.

A backlight module, comprising:

the light source structure according to any one of claims 1 to 5; and

at least one optical film disposed over the light source structure, wherein the optical film comprises:

a body; and

the optical structures are arranged on the body, wherein each optical structure is a cone-shaped structure.

A backlight module according to claim 6, wherein each of the optical structures faces the light source structure.

The backlight module according to claim 6,

the body is provided with a first optical surface and a second optical surface which are opposite;

the optical structure has a vertex and a centerline, the centerline is perpendicular to the first optical surface or the second optical surface of the body, and the vertex is located on the centerline of the body.

The backlight module according to claim 8, wherein each of the optical structures has a plurality of side surfaces, each of the side surfaces is a single plane, wherein each of the side surfaces has a normal line, the normal lines have different extending directions, and each of the normal lines has the same included angle with the central line.

The backlight module according to claim 8, wherein each of the optical structures has a plurality of side surfaces, and each of the side surfaces is a composite surface formed by joining two or more surface units along the extending direction of the central line.

The backlight module according to claim 8,

each optical structure is provided with a plurality of side surfaces surrounding the central line, wherein each side surface is a composite surface formed by joining more than two layers of surface units along the extending direction of the central line;

each of the face units has a normal;

the included angles between the normal lines of the surface units on the same layer surrounding the central line and the central line are the same;

the normal of the face unit of different layers along the centre line has different angles to the centre line.

A backlight module according to claim 11, wherein the angle between the normal of the surface unit closer to the vertex and the central line is smaller than the angle between the normal of the surface unit farther from the vertex and the central line.

A backlight module according to claim 11, wherein the normal of the surface unit and the central line form a smaller angle with increasing distance from the first optical surface.

The backlight module according to claim 6,

the body is provided with a first optical surface and a second optical surface which are opposite; and

each of the optical structures is a structure protruding from the first optical face and/or the second optical face.

The backlight module according to claim 6,

the body is provided with a first optical surface and a second optical surface which are opposite; and

each of the optical structures is a structure recessed from the first optical face and/or the second optical face.

A display device, comprising:

a backlight module according to any one of claims 6 to 15; and

and the display panel is arranged in front of the backlight module.