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    • 1. 发明授权
    • High aspect stereoscopic mode camera and method
    • 高方位立体模式相机和方法
    • US06747686B1
    • 2004-06-08
    • US09972262
    • 2001-10-05
    • Russell A. Bennett
    • Russell A. Bennett
    • H04N947
    • G03B35/00H04N13/221H04N13/296
    • An aerial reconnaissance camera and method provides for generating a first image of the terrain of interest with the camera pointing angle oriented or rotated about an azimuthal axis some angular amount (&thgr;1) to a first, typically forward orientation, i.e., forward of a cross-line of flight direction. An image is obtained of the ground at this orientation. Then the camera is rotated about the azimuthal axis to new angular value (&thgr;2), which will typically be aft of the cross line of flight direction. An image is generated at this value. The camera is then rotated back to the value of &thgr;1, and a second image in the forward orientation is generated. The camera is then rotated again to the value of &thgr;2 and another image in the aft orientation is generated. This process of rotating the camera about the azimuthal axis and generating images in forward and aft orientations continues over and over. Eventually, as the aircraft flies past the terrain of interest, any given location in the terrain of interest will have been imaged from two different perspectives—forward and aft. The motion of the aircraft during the interim in combination with the values of &thgr;1 and &thgr;2 provide the high baseline for the stereo image pairs. By selection of suitable values for the angular separation of &thgr;1 and &thgr;2 (such as &thgr;1=+10 degrees and &thgr;2=−10 degrees) the result will be pairs of images of the terrain of interest having a large baseline, producing truly high aspect stereo images from a single camera. The method also works in a similar fashion by rotation back and forth about the pitch axis and imaging the terrain in forward oblique and aft oblique orientations.
    • 一种空中侦察摄像机和方法提供了生成感兴趣地形的第一图像,其中相机指向角定位或围绕方位角旋转一些角度量(θ1)到第一,典型地向前方向,即, 航线方向。 在此方向获得地面图像。 然后,摄像机围绕方位轴旋转到新的角度值(theta2),其通常将在飞行方向的交叉线的后方。 在此值生成图像。 然后将照相机旋转回到θ1的值,并且产生正向定向的第二个图像。 然后将照相机再次旋转到θ2的值,并且生成在后方向上的另一图像。 围绕方位角旋转相机并在前后方向产生图像的过程一直持续不断。 最终,当飞机飞过感兴趣的地形时,感兴趣的地形中的任何给定的位置将从两个不同的角度 - 前后成像。 飞机在中期期间的运动与θ1和θ2的值相结合为立体图像对提供了高基线。 通过选择θ1和θ2的角度分离(如θ1= + 10度和θ2= -10度)的合适值,结果将是具有大基线的感兴趣地形的图像对,产生真正高的立体声立体声 来自单个相机的图像。 该方法也以类似的方式通过围绕俯仰轴线来回旋转并以前倾斜和向后倾斜取向成像地形。
    • 4. 发明授权
    • Method and device for determining light conditions in front of a moving object, in particular a motor vehicle
    • 用于确定运动物体,特别是机动车辆前方的光条件的方法和装置
    • US06677986B1
    • 2004-01-13
    • US09509850
    • 2000-06-14
    • Werner Pöchmüller
    • Werner Pöchmüller
    • H04N947
    • B60Q1/1423B60Q2300/112B60Q2300/312B60Q2300/314B60Q2300/322B60Q2300/337
    • Method for determining the lighting conditions in front of a moving object, in particular in front of a motor vehicle. The arrangement includes a sensor unit which scans the area in front of the vehicle in the direction of vehicle travel as well as an evaluation unit which measures both the general lighting conditions and the lighting conditions in front of the vehicle in the direction of vehicle travel based on the values supplied by the sensor unit. The brightness measurement is carried out with a two-dimensional image sensor, and one or more information values relating to the lighting conditions, for example before entering a tunnel, is generated with the help of a sectoral and/or global evaluation of the brightness values measured by the image sensor in the respective sectors used on a traffic lane between the edges of the traffic lane.
    • 用于确定运动物体前方,特别是在机动车辆前方的照明条件的方法。 该装置包括:传感器单元,其沿车辆行驶方向扫描车辆前方的区域;以及评估单元,其基于车辆行驶方向测量车辆前方的一般照明条件和照明条件 对传感器单元提供的数值。 利用二维图像传感器进行亮度测量,并且借助于亮度值的扇区和/或全局评估来生成与照明条件有关的一个或多个信息值,例如在进入隧道之前 由在行车道的边缘之间的行车道上使用的相应扇区中的图像传感器测量。
    • 5. 发明授权
    • Instrument visualization system
    • 仪器可视化系统
    • US06667761B1
    • 2003-12-23
    • US09549363
    • 2000-04-14
    • Richard A. LudwigWilliam L. Zabriskie
    • Richard A. LudwigWilliam L. Zabriskie
    • H04N947
    • F23N5/265F23N2031/20H04N7/183
    • The invention is directed to an improved visualization and measurement system (15). In the preferred embodiment, the visualization system comprises: a video sensor (16) having a range of view (18), a field of view (19), and a video output signal (20), a non-contact instrument (21); having a measurement zone (22) and a measurement output signal (23), the instrument and video sensor being so configured and arranged that the measurement zone is aligned in the field of view; a processor (24) for processing the video output signal and the measurement output signal and for providing a processor output signal (25); a display device (26) for displaying the processor output signal; and a control device (28) for moving the field of view and measurement zone in the range of view. In the preferred embodiment, the processor includes an image processor (29) for combining the video output signal and the measurement output signal into a combined processor output signal, and the display device shows an indication (38) of the measurement zone. In the preferred embodiment, the video sensor is a video camera and the non-contact instrument is a pyrometer.
    • 本发明涉及一种改进的可视化和测量系统(15)。 在优选实施例中,可视化系统包括:具有视角范围(18),视场(19)和视频输出信号(20)的视频传感器(16),非接触式仪器(21) ; 具有测量区域(22)和测量输出信号(23),所述仪器和视频传感器被配置和布置成使得测量区域在视野中对准; 处理器(24),用于处理视频输出信号和测量输出信号并提供处理器输出信号(25); 显示装置(26),用于显示处理器输出信号; 以及用于在视野范围内移动视野和测量区域的控制装置(28)。 在优选实施例中,处理器包括用于将视频输出信号和测量输出信号组合成组合处理器输出信号的图像处理器(29),并且显示设备显示测量区域的指示(38)。 在优选实施例中,视频传感器是摄像机,非接触式仪器是高温计。
    • 7. 发明授权
    • Imaging device for endoscope equipped with both NTSC system and PAL system
    • 具有NTSC制式和PAL制式的内窥镜成像装置
    • US06476852B1
    • 2002-11-05
    • US09340050
    • 1999-06-28
    • Fujio Okada
    • Fujio Okada
    • H04N947
    • A61B1/042H04N5/335H04N5/46H04N7/18H04N9/642H04N2005/2255
    • An imaging device for an endoscope which can restrain the flicker of a screen caused when converting the television system, and furthermore, which makes it possible to unify processor circuits performing the processing of different systems. Having an NTSC system oscillator and a PAL oscillator with an oscillating frequency of N·fh2, and a switching device for selecting them in a scope equipped with a CCD suitable for the number of scanning lines, for example, of the NTSC system, and it drives the CCD on the basis of a timing signal formed in each of the selected oscillators. That is, when the PAL system is selected, the picture data is taken out from the CCD by a horizontal synchronization signal with a frequency of 15.625 kHz (fh2), and in a memory section on the processor side, write-in and read-out of the picture data are also performed by a horizontal synchronization signal with this frequency fh2, and therefore, difference between the write-in speed and the read-out speed becomes small, and the flicker of a screen is restrained.
    • 一种用于内窥镜的成像装置,其可以抑制在转换电视系统时引起的屏幕闪烁,此外,这使得可以将执行不同系统的处理的处理器电路统一起来。 具有NTSC系统振荡器和振荡频率为N.fh2的PAL振荡器,以及用于在配备有适合于NTSC系统的扫描线数量的CCD的范围内选择它们的开关装置,并且它 基于形成在每个选择的振荡器中的定时信号来驱动CCD。 也就是说,当选择PAL系统时,通过具有15.625kHz(fh2)频率的水平同步信号从CCD中取出图像数据,并且在处理器侧的存储器部分中,写入和读出数据, 图像数据中的图像数据也由具有该频率fh2的水平同步信号执行,因此,写入速度和读出速度之间的差异变小,并且屏幕的闪烁被抑制。
    • 9. 发明授权
    • Video inspection method for inspecting welds, structural beams, and underdecks of marine vessels and like structures
    • 用于检查船舶等结构物的焊缝,结构梁和底座的视频检查方法
    • US06741274B1
    • 2004-05-25
    • US09578170
    • 2000-05-24
    • Michael Stevenson
    • Michael Stevenson
    • H04N947
    • G01N21/8803
    • A method for inspecting a marine vessel underdeck utilizes a video camera such as a digital video camera with a magnifying or telephoto lens. The method produces a magnified image on a monitor for viewing by an inspector that appears to be no more than about 24 inches away. The method includes the step of filming the underdeck of a distance of about 40-70 feet. The lens provides a focal length of between about 15 an 150 feet. Thus the method is conducted at a workable focal range of between about 15 and 150 feet. The lens preferably has a focal length of between 30 and 75 feet. The method includes the step of scanning the suspect area of the underdeck of a speed of about 1 inch per second to three feet per second. The preferred method contemplates scanning of the suspect area of a rate of about 1 foot per second.
    • 用于检查海洋船只底座的方法利用诸如具有放大镜或长焦镜头的数字摄像机的摄像机。 该方法在监视器上产生放大的图像,以便由看门人不超过约24英寸的检查员观看。 该方法包括拍摄约40-70英尺距离的底板的步骤。 透镜提供约15至150英尺之间的焦距。 因此,该方法在约15至150英尺之间的可操作的焦距范围内进行。 透镜优选地具有在30和75英尺之间的焦距。 该方法包括以约1英寸/秒的速度扫描底板的可疑区域到每秒三英尺的步骤。 优选的方法考虑以约1英尺/秒的速率扫描可疑区域。
    • 10. 发明授权
    • Apparatus for inspecting the interior of hollow articles
    • 用于检查中空制品内部的装置
    • US06683641B1
    • 2004-01-27
    • US09388576
    • 1999-09-01
    • Brian MacCrackenWilliam J. HabermannTimothy J. Henry
    • Brian MacCrackenWilliam J. HabermannTimothy J. Henry
    • H04N947
    • F01D5/005F05D2230/80G01N21/91G01N21/954
    • An apparatus for inspecting a selected target region in an interior cavity of a turbine engine rotor includes independent sources of ultraviolet and visible light for illuminating the selected target region, an arm having a working end translatable in a principal direction so that the working end is insertable into the rotor interior cavity, a primary camera mounted at the working end of the arm for capturing an image of the selected target region, a video monitor, and means for conveying the camera image from the primary camera to the video monitor. Ideally, the arm is also translatable in a secondary direction to facilitate positioning of the camera relative to the rotor. Suitable light guides convey the ultraviolet and visible light from their respective sources to the working end of the arm. A remote camera control, which is part of the camera electronics, allows an inspector to remotely focus the camera. An auxiliary viewing attachment with its own camera is reversibly securable to the working end of the arm for viewing surfaces angularly offset from the line of sight of the primary camera. The main components of the apparatus reside on a wheeled transport cart for easy portability.
    • 用于检查涡轮发动机转子的内腔中的所选择的目标区域的装置包括用于照亮所选择的目标区域的独立的紫外线和可见光源,臂具有可在主方向上平移的工作端,使得工作端可插入 进入转子内腔中,安装在臂的工作端处的主摄像机用于捕获所选择的目标区域的图像,视频监视器以及用于将相机图像从主摄像机传送到视频监视器的装置。 理想地,臂也可以在次要方向上平移,以便于照相机相对于转子的定位。 合适的导光板将紫外线和可见光从各自的光源传送到手臂的工作端。 作为摄像机电子设备的一部分的远程摄像机控制器允许检查员远程对焦摄像机。 具有其自己的相机的辅助观察附件可逆地安装到臂的工作端,用于观察与主摄像机的视线成角度偏移的表面。 该设备的主要部件位于轮式运输车上,便于携带。