发明公开
- 专利标题: ACTIVE DIGITAL HOLOGRAM DISPLAY
- 专利标题(中): 有源数字全息图显示
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申请号: EP03796353.5申请日: 2003-10-22
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公开(公告)号: EP1554614A2公开(公告)日: 2005-07-20
- 发明人: KLUG, Michael, A. , NEWSWANGER, Craig , HUANG, Qiang , HOLZBACH, Mark, E.
- 申请人: Zebra Imaging, Inc.
- 申请人地址: 1406 Three Points Road Pflugerville, TX 78660 US
- 专利权人: Zebra Imaging, Inc.
- 当前专利权人: Zebra Imaging, Inc.
- 当前专利权人地址: 1406 Three Points Road Pflugerville, TX 78660 US
- 代理机构: W.P. THOMPSON & CO.
- 优先权: US420170P 20021022; US442305P 20030124; US691041 20031022
- 国际公布: WO2004038515 20040506
- 主分类号: G02B5/32
- IPC分类号: G02B5/32
摘要:
Certain types of holographic recording materials can be used to updateably record holographic stereograms formed when fringe patterns are generated through interference of an object laser beam containing image information with a reference laser beam. In this manner, calculation of fringe patterns is avoided, and instead perspective information is computed for a scene or object to be displayed, the information is downloaded to display hardware such as a spatial light modulator, and fringe patterns are subsequently generated through interference of an object laser beam containing this information with a reference laser beam in the classic hologram recording scheme. Previously recorded holographic stereograms or component hogels are updated by erasing the stereograms or component hogels and recording updated stereograms or component hogels, or by recording updated stereograms or component hogels in a separate portion of the holographic recording material.
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