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    • 2. 发明授权
    • Stereoscopic image display device
    • 立体图像显示装置
    • US06448952B1
    • 2002-09-10
    • US09490106
    • 2000-01-24
    • Akito ToyodaKenji YamamotoMasaaki OzakiNaoki Matsumoto
    • Akito ToyodaKenji YamamotoMasaaki OzakiNaoki Matsumoto
    • H04N1500
    • G09G3/3644G09G3/3633H04N13/161H04N13/341H04N13/398H04N2013/0077
    • A device for displaying a stereoscopic image in which cross-talk is suppressed. A left eye image and a right eye image alternately displayed on a liquid crystal display panel are viewed through an eye shutter having a left eye and a right eye shutter which are alternately switched. The image is displayed on the panel by sequentially supplying scanning voltages on a scanning electrode array and supplying image data voltages on a data electrode array in synchronism with the scanning voltages. The display panel is divided into an upper part and a lower part which are scanned separately in opposite directions. The left eye image is displayed in the first field during which all scanning electrodes in both parts are scanned, and the right eye image is similarly displayed in the second field following the first field. A certain time interval is provided between the first and second fields, while properly setting the eye shutter switching timing. Thus, cross-talk images are displayed only in limited regions close to upper and lower edges of the display panel. The display panel may be scanned in a single scanning method, and the displayed image may be held with a lower brightness to suppress the cross-talk images.
    • 用于显示其中抑制串扰的立体图像的装置。 交替显示在液晶显示面板上的左眼图像和右眼图像通过交替切换的具有左眼和右眼快门的眼睛快门观察。 通过在扫描电极阵列上依次提供扫描电压并且与扫描电压同步地在数据电极阵列上提供图像数据电压来在面板上显示图像。 显示面板被分成上下部分,它们沿相反方向分开扫描。 在第一场中显示左眼图像,在第一场中扫描两部分中的所有扫描电极,并且在第一场后的第二场中类似地显示右眼图像。 在适当设置眼睛快门切换定时的同时,在第一和第二场之间提供一定的时间间隔。 因此,串扰图像仅在靠近显示面板的上边缘和下边缘的有限区域中显示。 可以以单一扫描方式扫描显示面板,并且可以以较低的亮度保持所显示的图像,以抑制串扰图像。
    • 5. 发明授权
    • Method and apparatus for producing and displaying spectrally-multiplexed images of three-dimensional imagery for use in stereoscopic viewing thereof
    • 用于生成和显示用于立体观看的三维图像的光谱复用图像的方法和装置
    • US06333757B1
    • 2001-12-25
    • US09522760
    • 2000-03-10
    • Sadeg M. Faris
    • Sadeg M. Faris
    • H04N1500
    • G02B27/26H04N13/15H04N13/161H04N13/189H04N13/194H04N13/211H04N13/214H04N13/218H04N13/239H04N13/257H04N13/275H04N13/286H04N13/296H04N13/324H04N13/334H04N13/337H04N13/341H04N13/363H04N13/398H04N19/597
    • 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表面。 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。
    • 7. 发明授权
    • Extended view morphing
    • 扩展视角变形
    • US06674461B1
    • 2004-01-06
    • US09346775
    • 1999-07-07
    • Matthew H. Klapman
    • Matthew H. Klapman
    • H04N1500
    • G06T3/4007H04N7/181H04N13/111
    • A method and apparatus are provided for synthesizing an image from a plurality of video streams. The method includes the steps of determining an orientation of a first and second video source of the plurality of video streams with respect to a video object lying within a field of view of both the first and second video sources and selecting an orientation of a synthesized video source with respect to the video object. The method further includes the step of interpolating among corresponding images of the first and second video sources to form a stream of perspective images of the video object from the selected orientation of the synthesized source.
    • 提供一种用于从多个视频流合成图像的方法和装置。 该方法包括以下步骤:确定多个视频流中的第一和第二视频源相对于位于第一和第二视频源的视场内的视频对象的方向,并选择合成视频的方向 来源于视频对象。 该方法还包括在第一和第二视频源的相应图像之间进行内插以从所合成的源的选定取向形成视频对象的透视图像流的步骤。
    • 8. 发明授权
    • Stereoscopic endocsope system and TV imaging system for endoscope
    • 立体内窥镜系统和内窥镜电视成像系统
    • US06606113B2
    • 2003-08-12
    • US08682562
    • 1996-07-25
    • Shinichi Nakamura
    • Shinichi Nakamura
    • H04N1500
    • G02B23/2484A61B1/00188A61B1/00193A61B1/042A61B1/055G02B23/2415
    • An armor (111a) of a scope unit (131) and a diaphragm (123) are arranged to be mutually freely turnable. The shape of an outer section (123c) of the diaphragm (123) and the shape of the inside of a scope joint (130a) of a TV camera unit (130) substantially agree with each other, and the outer section (123c) of the diaphragm (123) and the inside of the scope joint (130a) engage with each other. In a state in which the outer section (123c) of the diaphragm (123) and the inside of the scope joint (130a) are engaged with each other, a ring screw (133) is meshed with a thread (130b) so that the scope unit (131) and TV camera unit (130) will unitedly be joined with each other. At this time, since the outer section (123c) of the diaphragm (123) is engaged with the scope joint (130a), the diaphragm and TV camera unit can be turned relative to an objective optical system (119) and relay optical system (121) with the optical axis of the relay optical system (121) as an axis of turning. Moreover, a liquid-crystal shutter 124 in the TV camera unit (130) has two interceptive areas (124a, 124b) which can be switched temporally alternately. The interceptive areas (124a, 124b) intercept one of two light beams passing through either of aperture stops (123a, 123b).
    • 示范单元(131)的铠装(111a)和隔膜(123)被布置成可互相可自由转动。 隔膜(123)的外部部分(123c)的形状和电视摄像机单元(130)的视距接头(130a)的内部形状基本上彼此一致,外部部分(123c) 隔膜(123)和示范接头(130a)的内部彼此接合。 在隔膜123的外部部分123c和示范接头130a的内侧彼此接合的状态下,环形螺钉133与螺纹130b啮合, 示范单元(131)和电视摄像机单元(130)将彼此结合。 此时,由于隔膜123的外侧部123c与镜架接合部130a配合,因此能够使镜片和TV摄像机单元相对物镜光学系统119和中继光学系统 121)与中继光学系统(121)的光轴作为转动轴。 此外,电视摄像机单元(130)中的液晶快门124具有可以交替地交替切换的两个截取区域(124a,124b)。 拦截区域(124a,124b)截取穿过孔径挡块(123a,123b)中的任一个的两个光束中的一个。
    • 10. 发明授权
    • Stereoscopic image display apparatus using micropolarizer
    • 使用微偏振器的立体图像显示装置
    • US06593959B1
    • 2003-07-15
    • US09291955
    • 1999-04-15
    • Sung-Sik KimJun-Ho Sung
    • Sung-Sik KimJun-Ho Sung
    • H04N1500
    • G02B27/26H04N13/161H04N13/167H04N13/189H04N13/194H04N13/31H04N13/324H04N13/337H04N13/398
    • A stereoscopic image display apparatus for displaying a three dimensional image on a screen of a display panel comprises a three dimensional video signal processor for converting an analog three dimensional video signal to a digital three dimensional video signal, and a micropolarizer attached to the display panel. The micropolarizer is composed of a plurality of first polarizing regions having a first polarizing direction and a plurality of second polarizing regions having a second polarizing direction perpendicular to the first polarizing direction. The first and second polarizing regions are alternately arranged with each other in the form of a matrix. The three dimensional video signal processor further includes a video/sync signal separator for separating the analog three dimensional video signal into an analog video signal and a synchronizing signal, a clock signal generator for generating a clock signal with a frequency corresponding to the synchronizing signal, a control signal generator for generating various control signals in response to the clock signal, an A/D converter for converting the analog video signal to a digital video signal, a first memory device for storing the part of the digital video signal belonging to the odd field, a second memory device for storing the part of the digital video signal belong to the even field of the digital video signal, and a multiplexer for multiplexing the left and right eye video signals respectively generated from the first and second field memory devices to generate a three dimensional digital video signal.
    • 用于在显示面板的屏幕上显示三维图像的立体图像显示装置包括用于将模拟三维视频信号转换为数字三维视频信号的三维视频信号处理器,以及附着到显示面板的微偏振器。 微偏振器由具有第一偏振方向的多个第一偏振光区域和具有与第一偏振方向垂直的第二偏振方向的多个第二偏振光区域构成。 第一和第二偏振区域以矩阵的形式彼此交替排列。 三维视频信号处理器还包括用于将模拟三维视频信号分离为模拟视频信号和同步信号的视频/同步信号分离器,用于产生具有对应于同步信号的频率的时钟信号的时钟信号发生器, 用于响应于时钟信号产生各种控制信号的控制信号发生器,用于将模拟视频信号转换为数字视频信号的A / D转换器,用于存储属于奇数的数字视频信号的一部分的第一存储器件 用于存储属于数字视频信号的偶数场的数字视频信号的一部分的第二存储器装置,以及用于复用分别从第一和第二场存储器件产生的左眼和右眼视频信号的多路复用器,以产生 三维数字视频信号。