US 11,815,764 B2
Light source device and display device having light source device
Toshiyuki Tsubota, Tokyo (JP); Ken Sugiyama, Tokyo (JP); and Rina Yamamoto, Tokyo (JP)
Assigned to Japan Display Inc., Tokyo (JP)
Appl. No. 17/610,960
Filed by Japan Display Inc., Tokyo (JP)
PCT Filed Mar. 23, 2020, PCT No. PCT/JP2020/012651
§ 371(c)(1), (2) Date May 19, 2022,
PCT Pub. No. WO2020/209038, PCT Pub. Date Oct. 15, 2020.
Claims priority of application No. 2019-076315 (JP), filed on Apr. 12, 2019.
Prior Publication US 2022/0276532 A1, Sep. 1, 2022
Int. Cl. G02F 1/00 (2006.01); G02F 1/13357 (2006.01)
CPC G02F 1/133608 (2013.01) [G02F 1/133603 (2013.01); G02F 1/133606 (2013.01)] 20 Claims
OG exemplary drawing
 
1. A light source device comprising:
a rear vessel;
a front cover located over and overlapping the rear vessel; and
a light source substrate, a plurality of light-emitting diodes, and a light-diffusing plate accommodated between the rear vessel and the front cover, wherein
the plurality of light-emitting diodes is located over the light source substrate,
the light-diffusing plate is located over, overlaps, and is spaced away from the plurality of light-emitting diodes,
the rear vessel and the front cover each include a bottom plate and a side plate integrated with the bottom plate,
a part of the side plate is bent to form a protruding portion overlapping the bottom plate in at least one of the rear vessel and the front cover, and
the light-diffusing plate is located over and overlaps the protruding portion.