| 发明名称 |
Enhanced contrast projection screen |
| 摘要 |
A projection screen is provided that includes a display surface having a plurality of elements. Each element has an optical property that is responsive to an appropriate applied voltage. The display surface may be configured so that the optical properties of each element may be coordinated with the projected image.
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| 申请公布号 |
US6853486(B2) |
申请公布日期 |
2005.02.08 |
| 申请号 |
US20030386047 |
申请日期 |
2003.03.10 |
| 申请人 |
HEWLETT-PACKARD DEVELOPMENT COMPANY, L.P. |
发明人 |
CRUZ-URIBE ANTONIO S.;ALLEN WILLIAM J.;RUDIN JOHN CHRISTOPHER;HUNTER ANDREW ARTHUR;VAN BROCKLIN ANDREW L. |
| 分类号 |
G02B26/02;G03B21/56;(IPC1-7):G03B21/56;G03B21/60;G02F1/133;G09G3/34 |
主分类号 |
G02B26/02 |
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