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US 8,525,930 B2Granted
Electronic billboard
AssigneeHon Hai Precision Industry Co., Ltd.
InventorKuan-Hong Hsieh
Life of this patent
Estimating the term…
Abstract
An electronic billboard includes a display unit, a storage unit, a distance detection unit, and a processing unit. The storage unit stores a relationship table recording a relation between viewer distances and zoom proportions of displayed content by the display unit. The distance detection unit detects viewer distances of viewers. The processing unit controls a display mode of the display unit according to a comparison result of a viewer distance with a predetermined distance.
Claims12
An electronic billboard comprising:
- a display unit;
- a storage unit storing a relationship table recording a relation between viewer distances and zoom proportions of displayed content by the display unit;
- a distance detection unit configured to detect viewer distances of viewers;
- and
- a processing unit comprising:
- a mode selection module configured to select a display mode according to a comparison result of the viewer distance with a predetermined distance, the display mode being selected from a group consisting of a zoom mode and an interactive mode, and
- a zoom proportion control module configured to control the display unit to display contents in the selected mode corresponding to the viewer distance according to the relationship table.
4 more elements
An electronic billboard comprising:
- a display unit;
- a storage unit storing a relationship table recording a relationship between viewer distances and zoom proportions of displayed content by the display unit;
- a distance detection unit configured to detect viewer distances of viewers;
- a processing unit comprising:
- a mode selection module configured to select a display mode according to a comparison result of the viewer distance with a predetermined distance, the display mode being selected from a group consisting of a zoom mode and an interactive mode, and
- a zoom proportion control module configured to control the display unit to display contents in the selected mode corresponding to the viewer distance according to the relationship table.
3 more elements
Dependencies are inferred from the claim text.