| 发明名称 |
INTERACTIVE INPUT SYSTEM AND METHOD |
| 摘要 |
An interactive input system comprises at least one imaging device configured to capture image frames of a region of interest comprising a background and at least one background feature. Processing structure is configured to compare the image frames to determine if the location of the at least one background feature has changed signifying system displacement. |
| 申请公布号 |
US2015123899(A1) |
申请公布日期 |
2015.05.07 |
| 申请号 |
US201313823638 |
申请日期 |
2013.01.11 |
| 申请人 |
Smart Technologies ULC |
发明人 |
Taylor Cameron;Lam Clinton |
| 分类号 |
G06F3/038;G06T7/00;G06F3/03 |
主分类号 |
G06F3/038 |
| 代理机构 |
|
代理人 |
|
| 主权项 |
1. An interactive input system comprising:
at least one imaging device configured to capture image frames of a region of interest comprising a background and at least one background feature; and processing structure configured to compare the captured image frames to determine if the location of the at least one background feature has changed signifying system displacement. |
| 地址 |
Calgary CA |
