公开(公告)号：US20200235543A1

公开(公告)日：2020-07-23

申请号：US16630270

申请日：2019-02-22

Applicant: BOE TECHNOLOGY GROUP CO., LTD.

Inventor： Ming ZHU ,  Xue DONG ,  Xiaochuan CHEN ,  Shiyu ZHANG ,  Meili WANG ,  Xuan LIANG ,  Yingtao WANG

IPC: H01S3/08 ,  G02F1/1335 ,  G02F1/1343 ,  G02F1/155 ,  G02F1/157

Abstract: Embodiments of the present disclosure provide an optical resonant cavity and a display panel. The optical resonant cavity includes a light conversion layer, the optical resonant cavity is configured to emit light with a specific wavelength range, and the light conversion layer is arranged at at least one wave node of a center wavelength of the light with the specific wavelength range in the optical resonant cavity.

公开(公告)号：US20200089044A1

公开(公告)日：2020-03-19

申请号：US16446800

申请日：2019-06-20

Applicant: BOE Technology Group Co., Ltd.

Inventor： Yujie LIU ,  Ming ZHU ,  Song YANG ,  Haijun NIU ,  Zheng FANG ,  Ge SHI ,  Shiyu ZHANG ,  Jiahui HAN ,  Yuyao WANG

IPC: G02F1/1335 ,  G02F1/13357 ,  G02F1/1343 ,  G02B5/18

Abstract: The disclosure discloses a display panel and a display device. The display panel includes: a base substrate, a reflecting layer, a dielectric grating layer, a filter layer, and a color filter layer including a first color filter element for transmitting light rays in a first color, a second color filter element for transmitting light rays in a second color, and a third color filter element for transmitting white light; the filter layer is configured to transmit light rays in first and second colors, and to reflect light rays in a third color; the dielectric grating layer includes a grating element corresponding in position to the third color filter element, and configured to reflect light rays in the first color transmitted through the filter layer to the first color filter element, and to reflect light rays in the second color transmitted through the filter layer to the second color filter element.