| 发明名称 |
Relating to image projecting |
| 摘要 |
A projector screen is shown comprising one or more markers arranged to be used by projection processing circuitry to calculate a user perceived distortion in an image to be projected on the projector screen. A related method, computer program and projection processing circuitry are also shown.
|
| 申请公布号 |
US2007242233(A1) |
申请公布日期 |
2007.10.18 |
| 申请号 |
US20060404379 |
申请日期 |
2006.04.13 |
| 申请人 |
NOKIA CORPORATION |
发明人 |
SOKEILA TOMI;LEPPANEN TAPANI;PESONEN MIKA;KUUSILINNA KIMMO;LAUNIAINEN AKI |
| 分类号 |
G03B21/14;G03B21/00;G03B21/56 |
主分类号 |
G03B21/14 |
| 代理机构 |
|
代理人 |
|
| 主权项 |
|
| 地址 |
|
