Patent · US Active

Interactive display device

US8686373B2 · kind B2 · utility

0Cited by

0References

13Claims

0Family size

Assignee

BEIJING IRTOUCH SYSTEMS CO., LTD · CN

Inventors

Xinlin Ye · Beijing, CN
Zhenzhong Zou · Beijing, CN
Jianjun Liu · Aurora, US
Xinbin Liu · Beijing, CN

Key dates

Filing date	Jul 2, 2010
Grant date	Apr 1, 2014
Priority date	—
Expiry date	Feb 1, 2031

Classification

Technology area (CPC G)Physics
CPC primaryG06F3/0425
WIPO fieldComputer technology
WIPO sectorElectrical engineering

Abstract

An interactive display device is disclosed. The interactive display device comprises: a housing, a user interface surface which is coupled with the housing, a display panel which is disposed under the user interface surface, an area light detector which is disposed under the display panel and configured to detect invisible light reflected by an object which is on or adjacent to the user interface surface, a plane light guide plate which is disposed under the area light detector, and an invisible light source which is disposed at the side of the plane light guide plate. The interactive display device has small size and better appearance, and thus is easy to be transported and more competitive.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.