Patent ID: 11940130
Assignee: SAMSUNG ELECTRONICS CO., LTD.
Field: Electrical machinery, apparatus, energy (Electrical engineering)
Classification: CPC F  H | IPC F

Claim 11:
12. The lighting device of claim 1, further comprising:
a cover plate;
a frame-shaped bracket providing an inclined surface with respect to the cover plate; and
a diffusion plate surrounded at least partially by the bracket,
wherein the first lighting unit is configured to implement the first color simulating the sky on the diffusion plate by radiating light through the cover plate,
wherein the second lighting unit is configured to implement a shadow effect on the diffusion plate by radiating light through the bracket,
wherein the third lighting unit is configured to implement the third color simulating the sun on the diffusion plate by radiating light through the at least one opening and the cover plate, and
wherein the diffusion plate is configured to transmit, reflect, refract, or scatter the light radiated from the first lighting unit, the second lighting unit, or the third lighting unit.