Patent ID: 11953793
Assignee: SHENZHEN CHINA STAR OPTOELECTRONICS SEMICONDUCTOR DISPLAY TECHNOLOGY CO., LTD.
Field: Optics (Instruments)
Classification: CPC G | IPC G

Claim 18:
19. A display module, comprising a display panel, a light-guiding plate and a light source, wherein the light-guiding plate is disposed under the display panel, and the light source is disposed under the light-guiding plate;
wherein the display panel, comprising:
a first base;
a black matrix layer disposed on the first base, wherein the black matrix layer includes a plurality of openings; and
a color resist layer disposed on the first base and filled in the plurality of openings;
wherein the black matrix layer comprises a first reflective layer and a second reflective layer, the second reflective layer is disposed on the first base, and the first reflective layer is disposed on a side of the second reflective layer away from the first base;
wherein a light reflectivity of the first reflective layer is greater than a light reflectivity of the second reflective layer;
wherein the first reflective layer comprises:
a first dielectric layer;
a second dielectric layer disposed on the first dielectric layer; and
a first metal layer disposed on the second dielectric layer;
wherein the second reflective layer comprises:
a third dielectric layer disposed on the first metal layer;
a second metal layer disposed on the third dielectric layer;
a fourth dielectric layer disposed on the second metal layer;
a third metal layer disposed on the fourth dielectric layer; and
a fifth dielectric layer disposed on the third metal layer and adhered to the color resist layer.