Patent ID: 11924399
Assignee: LG DISPLAY CO., LTD.
Field: Audio-visual technology (Electrical engineering)
Classification: CPC H  G | IPC G  H

Claim 11:
12. A display device, comprising:
a display panel configured to output an image provided to a viewer; and
a barrier panel on the display panel, the barrier panel including a plurality of barrier regions and a plurality of trigger regions, the plurality of barrier region and the plurality of trigger regions having fixed positions in the barrier panel,
wherein each of the plurality of barrier regions includes at least one barrier blocking region and at least one barrier transmitting region, the total size of the barrier transmitting region in each barrier region being the same as the total size of the barrier blocking region in the corresponding barrier region,
wherein a location of the barrier blocking region and a location of the barrier transmitting region in each barrier region are changed according to a viewing distance between the barrier panel and the viewer, and
wherein in operation:
when the viewing distance is a first distance, the barrier panel includes a first pair of regions having intermediate gray value disposed symmetrically with respect to a center of the barrier panel, the first pair of regions being positioned in a respective two of the plurality of trigger regions; and
when the viewing distance is a second distance different than the first distance, the barrier panel includes the first pair and a second pair of the regions having intermediate gray value, the second pair of regions being positioned in a respective other two of the plurality of trigger regions.