- 专利标题: PROJEKTIONSVORRICHTUNG ZUR HOLOGRAPHISCHEN REKONSTRUKTION VON SZENEN
- 专利标题(英): Projection device for the holographic reconstruction of scenes
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申请号: EP07734759.9申请日: 2007-01-15
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公开(公告)号: EP1974246A2公开(公告)日: 2008-10-01
- 发明人: RENAUD-GOUD, Philippe
- 申请人: SeeReal Technologies S.A.
- 申请人地址: 3, Boulevard de la Foire 1528 Luxembourg LU
- 专利权人: SeeReal Technologies S.A.
- 当前专利权人: SeeReal Technologies S.A.
- 当前专利权人地址: 3, Boulevard de la Foire 1528 Luxembourg LU
- 代理机构: Bradl, Joachim
- 优先权: DE102006004300 20060120
- 国际公布: WO2007099457 20070907
- 主分类号: G03H1/22
- IPC分类号: G03H1/22 ; G02B27/00
摘要:
The invention relates to a projection device (1) for the holographic reconstruction of scenes, said projection device comprising at least one light modulation device (2, 2R, 2G, 2B) and at least one light source (4) having a sufficient amount of coherent light for generating a wavefront (8, 8R, 8G, 8B, 8L) of a scene, encoded in the light modulation device. Reproduction means (6) are used to reproduce a Fourier transformation (FT) of the light from the light source (4), modulated by the light modulation device (2, 2R, 2G, 2B), onto a screen (7). In the same way, the wavefront (8, 8R, 8G, 8B, 8L) encoded on the light modulation device (2, 2R, 2G, 2B) is represented by means of the reproduction means (6) in at least one virtual observation window (11, 11R, 11L, 24R, 24L, 28R, 28L) of an observation plane (12). In order to pan the observation window (11, 11R, 11L, 24R, 24L, 28R, 28L) according to a change in the eye position of at least one observer, at least one deflection means (18) is arranged between the light modulation device (2, 2R, 2G, 2B) and the screen (7).
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