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    • 5. 发明授权
    • Method and apparatus for creating three dimensional drawings
    • 用于创建三维图纸的方法和装置
    • US5847710A
    • 1998-12-08
    • US562334
    • 1995-11-24
    • Roman B. Kroitor
    • Roman B. Kroitor
    • G06T15/00H04N13/00G06T15/40
    • H04N13/0275G06T15/00H04N13/0048H04N13/0285H04N13/0431H04N13/0434H04N13/0438H04N13/0497
    • A method for generating images that appear as complex three-dimensional surfaces when viewed using a stereoscopic viewing system, using only a minimum amount of data to define the images. The stereo contours of a complex three-dimensional surface are drawn using a three-dimensional computer drawing system and three-axis input device. The drawing is viewed with a stereoscopic viewing system using, e.g., a CRT where the left and right eye images are time multiplexed in sequential fields and liquid crystal shutter glasses synchronized with the CRT display. Simply by drawing closed loops in space, filling the closed loops with color, and drawing a minimum number of other stereo contours, an image is created which appears to define a complex three-dimensional surface. The image creates a mental perception of a complete solid object by providing to the observer's eye only the minimum cues required by the brain to create stereo objects with complex surfaces, taking advantage of the stage of human neural processing in which the images the eye sees are coded into similar stereo cues. The normal image processing of the brain is in effect substituted for the complex mathematical processing of prior systems to create objects perceived as having three-dimensional volume and surfaces. Therefore, the tedious design and computations required by present systems to produce a full computer graphics description of the object are eliminated, thereby substantially reducing the time required to draw three-dimensional objects as well as the processing requirements where the images are processed by computers, thus making it possible for artists to create three-dimensional images as simply and intuitively as two-dimensional images have historically been created on two-dimensional surfaces.
    • 一种用于使用仅使用最少量的数据来定义图像的立体观看系统来生成作为复杂三维表面的图像的方法。 使用三维计算机绘图系统和三轴输入装置绘制复杂三维表面的立体轮廓。 使用例如CRT,其中左眼图像和右眼图像在顺序场中进行时间多路复用并且与CRT显示器同步的液晶快门眼镜,使用立体观察系统观看该图。 简单地通过在空间中绘制闭环,用颜色填充闭环,并绘制最小数量的其他立体轮廓,创建出似乎定义复杂三维表面的图像。 该图像通过向观察者的眼睛提供大脑所需的最小提示,以创建具有复杂表面的立体物体,从而产生对完整固体物体的精神感知,利用眼睛看到的图像的人类神经处理的阶段 编码成类似的立体声提示。 大脑的正常图像处理实际上取代了现有系统的复杂数学处理,以创建被感知为具有三维体积和表面的对象。 因此,消除了当前系统产生对象的全部计算机图形描述所需的繁琐的设计和计算,从而大大减少了绘制三维对象所需的时间以及图像由计算机处理的处理要求, 因此使得艺术家可以简单直观地创建三维图像,因为二维图像历史上在二维表面上被创建。
    • 8. 发明授权
    • Pixel-data processing system and method for producing
spectrally-multiplexed images of three-dimensional imagery for use in
stereoscopic viewing thereof
    • 像素数据处理系统和用于产生用于立体观看的三维图像的光谱多路复用图像的方法
    • US5760827A
    • 1998-06-02
    • US785012
    • 1997-01-17
    • Sadeg M. Faris
    • Sadeg M. Faris
    • G02B27/26H04N13/00H04N13/02H04N13/04H04N15/00
    • H04N13/0214G02B27/26H04N13/0048H04N13/0239H04N13/0257H04N13/0275H04N13/0296H04N13/0422H04N13/0434H04N13/0438H04N13/0459H04N13/0497H04N13/0037H04N13/0055H04N13/0059H04N13/021H04N13/0217H04N13/0285H04N13/0431H04N19/597
    • A Method and apparatus is provided for producing and displaying pairs of spectrally-multiplexed gray-scale or color images of 3-D scenery for use in stereoscopic viewing thereof. In one illustrative embodiment of the present invention, pairs of spectrally-multiplexed color images of 3-D scenery are produced using a camera system records left and right color perspective images thereof and optically processes the spectral components thereof. In another illustrative embodiment of the present invention, pairs of spectrally-multiplexed color images of 3-D imagery are produced within a computer-based system which generates left and right perspective images thereof using computer graphic processes, and processes the pixel data thereof using pixel-data processing methods of the present invention. Thereafter, produced pairs of spectrally-multiplexed images can be recorded on diverse recording mediums, and accessed by the display system of the present invention for real-time display on diverse display surfaces including, for example, flat-panel liquid-crystal display (LCD) surfaces, CRT display surfaces, projection display screen surfaces, and electro-luminescent panel display surfaces. In the various illustrative embodiments of the display system, stereoscopic viewing of 3-D imagery is facilitated by wearing electrically passive or electrically-active light polarizing spectacles during the image display process of the present invention.
    • 提供了一种用于产生和显示用于立体观看的3-D风景的光谱复用灰度级或彩色图像对的方法和装置。 在本发明的一个说明性实施例中,使用相机系统记录其左右彩色透视图像并且对其光谱分量进行光学处理来产生3-D风景的光谱复用彩色图像对。 在本发明的另一说明性实施例中,在基于计算机的系统中,使用计算机图形处理产生其左视角和右视角图像,并且使用像素处理其像素数据来产生3-D图像的光谱复用彩色图像对 数据处理方法。 此后,产生的光谱多路复用图像对可以被记录在不同的记录介质上,并且由本发明的显示系统访问,用于在各种显示表面上实时显示,包括例如平板液晶显示器(LCD )表面,CRT显示表面,投影显示屏表面和电致发光面板显示面。 在显示系统的各种说明性实施例中,通过在本发明的图像显示过程中佩戴电动被动或电活动的光偏振眼镜来促进3-D图像的立体观看。
    • 9. 发明授权
    • Stereoscopically displayed three dimensional medical imaging
    • 立体显示三维医学成像
    • US5493595A
    • 1996-02-20
    • US253424
    • 1994-06-02
    • Arnold Schoolman
    • Arnold Schoolman
    • G03C9/08H04N13/00G06F159/00
    • H04N13/0296A61B6/462H04N13/0044H04N13/0059H04N13/0239H04N13/0275H04N13/0429H04N13/0055H04N13/0221H04N13/0285H04N13/044H04N13/0497
    • A stereoscopically displayed three dimensional medical imaging system derives image data from a tomographic imaging apparatus and reconstructs the image data into a three dimensional model and displays right and left stereoscopic three dimensional image components of the model on corresponding right and left video display devices of a stereoscopic viewing unit. The system includes a system computer interfaced to the imaging apparatus and a pair of image channels, each including a three dimensional display processor, and a video display device. The three dimensional display processors receive polygon image data, reconstruct it into a three dimensional form, and select image data representing a three dimensional view from a selected perspective. The system computer generates the polygon image data and controls the display processors to present mutually angularly displaced views of the same three dimensional image to form the stereoscopic image components.
    • 立体显示的三维医学成像系统从断层图像成像装置中导出图像数据,并将图像数据重建为三维模型,并且在相应的立体视觉显示装置的右侧和左侧的视频显示装置上显示该模型的右侧和左侧立体三维图像分量 观察单位。 该系统包括与成像设备接口的系统计算机和一对图像通道,每个图像通道包括三维显示处理器和视频显示设备。 三维显示处理器接收多边形图像数据,将其重建为三维形式,并从选择的角度选择表示三维视图的图像数据。 系统计算机生成多边形图像数据并控制显示处理器呈现相同三维图像的相互角位移的视图以形成立体图像分量。