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    • 13. 发明授权
    • Wide view angle display apparatus
    • 宽视角显示装置
    • US5751259A
    • 1998-05-12
    • US410757
    • 1995-03-27
    • Kazuyo Iwamoto
    • Kazuyo Iwamoto
    • G06F3/033G06F3/00G06F3/01G06F3/048H04N5/64H04N13/00G09G5/00
    • H04N13/004G06F3/011H04N13/0018H04N13/0239H04N13/0296H04N13/044H04N13/0475H04N13/0477H04N13/0481H04N13/0484G09G2360/04H04N13/0289
    • A wide view angle display apparatus includes a pair of display devices each including a display for displaying an image, a high resolution display for superimposing a high resolution image at a center portion of the displayed image and eye movement detection means for ascertaining the view point of the user's eye, a support/drive means associated with each display device for supporting the display device and moving it in accordance with a signal from the eye movement detection means to keep the center of the displayed image coincident with the view point, a video signal generating means associated with each display devices for sending a view point video signal to the display based on a signal from the eye movement detection means, and a high resolution video signal generating means associated with each display device for sending a high resolution video signal to the high resolution display.
    • 宽视角显示装置包括一对显示装置,每个显示装置包括用于显示图像的显示器,用于在显示图像的中心部分叠加高分辨率图像的高分辨率显示器和用于确定显示图像的视点的视点的眼动检测装置 用户的眼睛,与每个显示装置相关联的支持/驱动装置,用于支持显示装置并根据来自眼睛运动检测装置的信号移动它以保持所显示的图像的中心与观察点一致,视频信号 与每个显示装置相关联的产生装置,用于基于来自眼动检测装置的信号将视点视频信号发送到显示器;以及高分辨率视频信号产生装置,与每个显示装置相关联,用于将高分辨率视频信号发送到 高分辨率显示。
    • 15. 发明授权
    • Immersive dodecaherdral video viewing system
    • 沉浸式十二面体视频观看系统
    • US5703604A
    • 1997-12-30
    • US445658
    • 1995-05-22
    • David McCutchen
    • David McCutchen
    • G09G3/00G09G5/395H04N5/262H04N5/44H04N5/765H04N5/77H04N5/92H04N5/926H04N7/18H04N13/00H04N21/2343H04N21/4725G09G5/00
    • H04N13/0242G09G3/003G09G5/395H04N13/044H04N13/0468H04N13/0484H04N21/234318H04N21/4725H04N5/2628H04N5/77H04N5/9205H04N7/181H04N13/0051H04N13/0059H04N13/0207H04N13/0285H04N19/597H04N5/4401H04N5/765H04N5/9261
    • Video image information representing an immersive image up to a complete spherical field of view is utilized by a special image processor to extract a region of interest as a moveable window. The immersive image is divided into standardized pentagonal segments according to the geometry of the dodecahedron, and these segments are carried as a plurality of video channels. The image processor extracts and assembles the moveable region of interest from among the various segments of the image as they are recorded in a segmented memory, according to pointing device information from the user, such as a joystick or the tracker of a head-mounted-display. The video image information used can come from sources including a photographic camera system recording scenes from the real world, and can be either live or prerecorded. Existing methods for transmission of video channels can be used to broadcast such immersive images. A special encoding of pentagon information can be used to conserve bandwidth and reduce the number of channels required, or to add information for a stereoscopic effect. independently movable windows within a single overall spherical video image input can be produced when more than one viewing processor is used.
    • 代表完整球面视野的沉浸式图像的视频图像信息被特殊图像处理器利用以将感兴趣区域提取为可移动窗口。 沉浸式图像根据十二面体的几何形状分为标准五边形片段,这些片段作为多个视频通道进行传送。 图像处理器根据来自用户的指示设备信息(例如操纵杆或头戴式摄像机的跟踪器),将它们记录在分段存储器中时从图像的各个片段中提取并组装可移动的感兴趣区域, 显示。 使用的视频图像信息可以来自包括从现实世界记录场景的照相机系统的来源,并且可以是现场或预先记录的。 用于传输视频频道的现有方法可以用于广播这种沉浸式图像。 可以使用五边形信息的特殊编码来节省带宽并减少所需的信道数量,或者为立体效果添加信息。 当使用多于一个观看处理器时,可以产生单个整体球形视频图像输入内的独立可移动窗口。
    • 16. 发明授权
    • Light-directed ranging system implementing single camera system for
telerobotics applications
    • 光线测距系统实现用于远程机器人应用的单相机系统
    • US5673082A
    • 1997-09-30
    • US425003
    • 1995-04-10
    • Dennis L. WellsLarry C. LiBrian J. Cox
    • Dennis L. WellsLarry C. LiBrian J. Cox
    • G01S7/493G01S11/12G01S17/46H04N5/232H04N7/18H04N13/00
    • H04N13/0207G01S11/12G01S17/46G01S7/493G06T7/0057H04N5/232H04N7/185G06T2207/10016G06T2207/10024H04N13/0239H04N13/044H04N2013/0081H04N2013/0085
    • A laser-directed ranging system has utility for use in various fields, such as telerobotics applications and other applications involving physically handicapped individuals. The ranging system includes a single video camera and a directional light source such as a laser mounted on a camera platform, and a remotely positioned operator. In one embodiment, the position of the camera platform is controlled by three servo motors to orient the roll axis, pitch axis and yaw axis of the video cameras, based upon an operator input such as head motion. The laser is offset vertically and horizontally from the camera, and the laser/camera platform is directed by the user to point the laser and the camera toward a target device. The image produced by the video camera is processed to eliminate all background images except for the spot created by the laser. This processing is performed by creating a digital image of the target prior to illumination by the laser, and then eliminating common pixels from the subsequent digital image which includes the laser spot. A reference point is defined at a point in the video frame, which may be located outside of the image area of the camera. The disparity between the digital image of the laser spot and the reference point is calculated for use in a ranging analysis to determine range to the target.
    • 激光定向测距系统具有用于各种领域的实用性,例如远程机器人应用和涉及身体残疾人的其他应用。 测距系统包括单个摄像机和定向光源,例如安装在相机平台上的激光器和远程定位的操作器。 在一个实施例中,相机平台的位置由三个伺服电机控制,以基于诸​​如头部运动的操作者输入来定向摄像机的滚动轴,俯仰轴和偏转轴。 激光器从相机垂直和水平偏移,激光/照相机平台由用户引导以将激光和相机指向目标装置。 处理由摄像机产生的图像以消除除了激光产生的斑点之外的所有背景图像。 该处理通过在激光照射之前创建目标的数字图像,然后从包括激光点的后续数字图像中消除公共像素来执行。 参考点被定义在可以位于相机的图像区域之外的视频帧中的某个点处。 计算激光点的数字图像与参考点之间的差异,用于测距分析以确定目标的范围。