US 12,449,698 B2
Backlight module and display device
Shoudong Zhang, Hubei (CN); and Suimang Song, Hubei (CN)
Assigned to Wuhan China Star Optoelectronics Technology Co., Ltd., Wuhan (CN)
Appl. No. 17/623,325
Filed by Wuhan China Star Optoelectronics Technology Co., Ltd., Hubei (CN)
PCT Filed Dec. 15, 2021, PCT No. PCT/CN2021/138513
§ 371(c)(1), (2) Date Aug. 28, 2024,
PCT Pub. No. WO2023/102988, PCT Pub. Date Jun. 15, 2023.
Claims priority of application No. 202111499690.6 (CN), filed on Dec. 9, 2021.
Prior Publication US 2024/0419036 A1, Dec. 19, 2024
Int. Cl. G02F 1/1335 (2006.01); G02F 1/13357 (2006.01); H05K 7/20 (2006.01)
CPC G02F 1/133628 (2021.01) [G02F 1/133603 (2013.01); G02F 1/133608 (2013.01); H05K 7/20963 (2013.01); H05K 7/2099 (2013.01)] 18 Claims
OG exemplary drawing
 
1. A backlight module, comprising:
a frame body, comprising at least one accommodation chamber;
a backlight source disposed on a side of the accommodation chamber, wherein the backlight source comprises a plurality of light emitting diodes arranged in an array; and
a heat dissipation enhancement layer disposed in the accommodation chamber, wherein the heat dissipation enhancement layer comprises a liquid heat dissipation agent;
wherein the heat dissipation enhancement layer comprises a liquid absorption core, the liquid absorption core is a capillary or porous structure, and the liquid heat dissipation agent permeates the liquid absorption core.