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    • 1. 发明申请
    • AUTO-STEREOSCOPIC DISPLAY DEVICE
    • 自动立体显示装置
    • WO2009044334A1
    • 2009-04-09
    • PCT/IB2008/053971
    • 2008-09-30
    • KONINKLIJKE PHILIPS ELECTRONICS N.V.HIDDINK, Martin, G., H.DE ZWART, Siebe, T.WILLEMSEN, Oscar, H.VISSENBERG, Michel, C., J., M.KRAAN, Thomas, C.OP DE BEECK, Marc, J., R.MUIJS, Remco, T., J.
    • HIDDINK, Martin, G., H.DE ZWART, Siebe, T.WILLEMSEN, Oscar, H.VISSENBERG, Michel, C., J., M.KRAAN, Thomas, C.OP DE BEECK, Marc, J., R.MUIJS, Remco, T., J.
    • H04N13/00
    • H04N13/312G02B27/2242G02B27/2285G02B27/26H04N13/305H04N13/351
    • An auto-stereoscopic display device which addresses the problem of how to provide an improved three dimensional effect without degrading the resolution of the views. The auto-stereoscopic display device comprises: image forming means having an array of display pixels for producing a display; view forming means positioned in registration with the image forming means and having an array of view forming elements, the view forming elements each being configurable to focus the outputs of groups of the display pixels into a plurality of views projected towards a user in different directions; and view deflecting means positioned in registration with the view forming means, the view deflecting means being arranged to selectably change the directions in which the plurality of views are projected towards the user. The view deflecting means comprise at least one birefringent prism having a first refractive index for light having a first polarization direction and a second refractive index for light having a second polarization direction. The view deflecting means further comprise a polarization switch in registration with the birefringent prism for providing the birefringent prism with display light having the first or second polarization direction. Specific arrangements of the image forming means, the view forming means and the view deflection means provide an even distribution of pixels and virtual pixels associated with the deflected views
    • 一种解决如何提供改进的三维效果而不降低视图分辨率的问题的自动立体显示装置。 自动立体显示装置包括:具有用于产生显示的显示像素阵列的图像形成装置; 视图形成装置定位成与图像形成装置对准并且具有视图形成元件的阵列,所述视图形成元件各自可配置为将显示像素的组的输出聚焦成朝向用户在不同方向上投影的多个视图; 并且将视角偏转装置设置成与视图形成装置对准,视图偏转装置被布置成可选地改变多个视图朝向使用者投射的方向。 视角偏转装置包括至少一个双折射棱镜,其具有用于具有第一偏振方向的光的第一折射率和具有第二偏振方向的光的第二折射率。 视角偏转装置还包括与双折射棱镜对准的偏振开关,用于为双折射棱镜提供具有第一或第二偏振方向的显示光。 图像形成装置,视图形成装置和视图偏转装置的具体布置提供与偏转视图相关联的像素和虚拟像素的均匀分布
    • 3. 发明申请
    • VISUAL COMMUNICATION SIGNAL
    • 视觉通信信号
    • WO2002097733A2
    • 2002-12-05
    • PCT/IB2002/001912
    • 2002-05-28
    • KONINKLIJKE PHILIPS ELECTRONICS N.V.REDERT, Peter-AndreERNST, Fabian, E.WILINSKI, PiotrOP DE BEECK, Marc, J., R.
    • REDERT, Peter-AndreERNST, Fabian, E.WILINSKI, PiotrOP DE BEECK, Marc, J., R.
    • G06T15/00
    • G06T17/00
    • Disclosed is a visual communication signal (32) which comprises image model information (10) for generating 3-D images. The image model information (10) may comprise a 3-D image model, e.g. a 3-D wireframe model or a 3-D voxel map. Some of the generated 3-D images may have a relatively low image quality. The visual communication signal (32) further comprises image enhancement information (20) corresponding to at least part of the 3-D images for enhancing the image quality of the generated 3-D images. This image enhancement information (20) may comprise image information corresponding to one or more single viewpoints (22,24) and/or image information corresponding to one or more ranges of viewpoints (26,28). The visual communication signal (32) may be transmitted from a transmitter (30) to a receiver (34) in a visual communication system (40) such as a 3-D television system or a 3-D teleconferencing system. Alternatively, the visual communication signal (32) may be carried by a tangible medium, e.g. a CD-ROM or a DVD-ROM.
    • 公开了一种可视通信信号(32),其包括用于产生3-D图像的图像模型信息(10)。 图像模型信息(10)可以包括3-D图像模型,例如, 3-D线框模型或3-D体素图。 所生成的三维图像中的一些可能具有相对较低的图像质量。 可视通信信号(32)还包括对应于至少部分3-D图像的图像增强信息(20),用于增强所生成的3-D图像的图像质量。 该图像增强信息(20)可以包括对应于一个或多个单个视点(22,24)的图像信息和/或对应于一个或多个视点范围(26,28)的图像信息。 可视通信信号(32)可以在诸如3-D电视系统或3-D电话会议系统的视觉通信系统(40)中从发射机(30)发送到接收机(34)。 或者,视觉通信信号(32)可以由有形介质,例如, CD-ROM或DVD-ROM。
    • 9. 发明申请
    • MULTI-VIEW IMAGE GENERATION
    • 多视图图像生成
    • WO2005013623A1
    • 2005-02-10
    • PCT/IB2004/051315
    • 2004-07-28
    • KONINKLIJKE PHILIPS ELECTRONICS N.V.OP DE BEECK, Marc, J., R.ERNST, Fabian, E.
    • OP DE BEECK, Marc, J., R.ERNST, Fabian, E.
    • H04N13/00
    • G06T15/10G06T7/12G06T7/215G06T7/564G06T2207/10016H04N19/14H04N19/597
    • A multi-view image generation unit (100) for generating a multi-view image on basis of an input image is disclosed. The generation unit (100) comprises: edge detection means (102) for detecting an edge in the input image; depth map generation means (104) for generating a depth map for the input image on basis of the edge, a first group of elements of the depth map corresponding to the edge having a first depth value, related to a viewer of the multi-view image, and a second group of elements of the depth map corresponding to a region of the input image, being located adjacent to the edge, having a second depth value, related to the viewer of the multi-view image, the first value being less than the second value; and rendering means (106) for rendering the multi-view image on basis of the input image and the depth map.
    • 公开了一种用于基于输入图像生成多视点图像的多视图图像生成单元(100)。 生成单元(100)包括:边缘检测装置(102),用于检测输入图像中的边缘; 深度图生成装置(104),用于基于边缘生成用于输入图像的深度图;深度图的第一组元素对应于具有第一深度值的边缘,与多视图的观看者有关 图像,以及与所述输入图像的区域对应的所述深度图的第二组元素,位于所述边缘附近,具有与所述多视图图像的观看者相关的第二深度值,所述第一值较小 比第二个值; 以及用于基于输入图像和深度图渲染多视图图像的渲染装置(106)。