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    • 63. 发明授权
    • Image processing device and method
    • 图像处理装置及方法
    • US07860276B2
    • 2010-12-28
    • US11567909
    • 2006-12-07
    • Tetsuji AnaiNobuo KochiHitoshi OtaniHirokazu Sato
    • Tetsuji AnaiNobuo KochiHitoshi OtaniHirokazu Sato
    • G06K9/00G03B17/00
    • G06T7/33
    • A technique is provided that can precisely measure the photographing position and posture of a photographing device and the coordinates of an object from moving images or photographed images that sequentially change gradually, even in the case with the need to process the sway of the photographing device and the disappearance and reappearance of characteristic points. An image processing device 100 according to the present invention includes: a photographed image acquisition 2 section for sequentially acquiring photographed images, that change gradually, of a relatively moving object; a characteristic extraction section 3 for extracting characteristic points from a photographed image acquired with the photographed image acquisition section; a characteristic point tracking section 4 for searching a plurality of the photographed images acquired before or after the photographed image from which the characteristic points have been extracted, for candidate corresponding points corresponding to the characteristic points, to keep track of the characteristic points; and a processing section 5 for determining corresponding points from the candidate corresponding points based on tracking results to calculate coordinates of a photographing position or the object using the determined corresponding points.
    • 提供一种技术,即使在需要处理拍摄装置的摆动的情况下,也可以精确地测量拍摄装置的拍摄位置和姿势以及从逐渐变化的运动图像或拍摄图像的对象的坐标,以及 特征点的消失和再现。 根据本发明的图像处理装置100包括:拍摄图像获取2部分,用于顺序地获取相对移动的对象逐渐变化的拍摄图像; 特征提取部3,用于从由拍摄图像获取部获取的拍摄图像中提取特征点; 特征点追踪部分4,用于搜索在提取了特征点的拍摄图像之前或之后获取的多个拍摄图像,用于跟踪特征点的候选对应点,以跟踪特征点; 以及处理部分5,用于基于跟踪结果确定来自候选对应点的对应点,以使用所确定的相应点来计算拍摄位置​​或对象的坐标。
    • 64. 发明授权
    • Location measuring device and method
    • 位置测量装置及方法
    • US07787689B2
    • 2010-08-31
    • US12166654
    • 2008-07-02
    • Tetsuji AnaiNobuo KochiHitoshi Otani
    • Tetsuji AnaiNobuo KochiHitoshi Otani
    • G06K9/00H04N7/18
    • G06T7/579G06T7/74G06T2200/08G06T2207/10016
    • With apparatus and method for measuring in three dimensions by applying an estimating process to points corresponding to feature points in a plurality of motion image frames, high speed and high accuracy are realized. The apparatus comprises: a first track determining section (4B) that determines corresponding points of feature points extracted from frames of motion images and estimates by robust estimation a coordinate transformation projection parameters between frames using part of the determined corresponding points, a second track determining section (4C) that utilizes the estimated value to determine coordinate values of estimated location of each corresponding point, to determine residuals of the coordinate values relative to the estimated values for each corresponding point, to apply threshold process, and to exclude points of large residuals as incorrect corresponding points. Three-dimensional measurement is carried out by tracking again feature points while removing those incorrect corresponding points.
    • 通过对与多个运动图像帧中的特征点对应的点应用估计处理,实现三维测量的装置和方法,实现了高速和高精度。 该装置包括:第一轨道确定部分(4B),其确定从运动图像帧提取的特征点的对应点,以及使用部分所确定的相应点通过鲁棒估计帧之间的坐标变换投影参数来估计;第二轨道确定部分 (4C),其使用估计值来确定每个对应点的估计位置的坐标值,以相对于每个对应点的估计值来确定坐标值的残差,以应用阈值处理,并且将大残差的点排除为 不正确的对应点。 通过再次跟踪特征点,同时移除那些不正确的对应点来进行三维测量。
    • 66. 发明授权
    • Image processing device and method
    • 图像处理装置及方法
    • US07747150B2
    • 2010-06-29
    • US11730747
    • 2007-04-03
    • Tetsuji AnaiNobuo KochiHitoshi Otani
    • Tetsuji AnaiNobuo KochiHitoshi Otani
    • G03B17/00G06K9/00H04N13/02
    • G06T7/74G01C11/06G01C21/005G06T2207/30244
    • An image processing device is provided that can precisely measure the photographing position or posture of a photographing device or the coordinates of an object based on sequentially changing photographed images. A series of sequentially photographed images are acquired, from which feature points are extracted. The feature points are tracked and correlated. Stereo images are selected from the series of photographed images correlated. Images selectable as stereo images are grouped into a group of images, from which stereo images are selected, before an orientation and a 3D measurement are performed. The images are grouped according to the distance from the object to the photographing position or the photographing magnification. Images with abrupt changes are removed so as to improve the measurement precision.
    • 提供一种图像处理装置,其可以基于顺序地改变拍摄的图像来精确地测量拍摄装置的拍摄位置或姿势或对象的坐标。 获取一系列顺序拍摄的图像,从中提取特征点。 特征点被跟踪和相关。 立体图像是从相关的一系列拍摄图像中选出的。 作为立体图像选择的图像在进行取向和3D测量之前被分组成一组图像,其中选择立体图像。 图像根据从物体到拍摄位置的距离或拍摄倍率分组。 删除具有突然变化的图像,以提高测量精度。
    • 67. 发明申请
    • Multi-Point Measuring Method and Surveying Device
    • 多点测量方法和测量装置
    • US20090241358A1
    • 2009-10-01
    • US12309060
    • 2008-04-18
    • Fumio OhtomoHitoshi OtaniJunki KanekoTetsuji AnaiTerukazu Nagashima
    • Fumio OhtomoHitoshi OtaniJunki KanekoTetsuji AnaiTerukazu Nagashima
    • G01C3/04G06K9/00H04N7/00
    • G01C15/002
    • There are provided a telescope unit (5) having a first image pickup unit for acquiring a wide-angle image and a second image pickup unit for acquiring a telescopic image with higher magnification than the wide-angle image, a distance measuring unit for performing distance measurement by projecting a distance measuring light and by receiving a light reflected from an object to be measured, an angle measuring unit for detecting a horizontal angle and a vertical angle of the telescope unit, a drive unit for rotating and driving the telescope unit in a horizontal direction and in a vertical direction, and a control device for controlling image pickup of the first image pickup unit and the second image pickup unit and for controlling the drive unit based on the results of detection from the angle measuring unit, wherein the control device synthesizes a panoramic image by connecting the wide-angle image obtained by the first image pickup unit, sets up a scheduled measuring point by edge processing of the wide-angle image, and extracts the measuring point corresponding to the scheduled measuring points in the telescopic image by scanning the scheduled measuring point and acquiring the telescopic image by the second image pickup unit with respect to scheduled measuring points, and distance measurement is performed on the measuring point.
    • 提供了具有用于获取广角图像的第一图像拾取单元和用于获取具有比广角图像更高放大率的望远图像的第二图像拾取单元的望远镜单元(5),用于执行距离的距离测量单元 通过投射距离测量光并且接收从被测量物体反射的光的测量,用于检测望远镜单元的水平角度和垂直角度的角度测量单元,用于在望远镜单元中旋转和驱动望远镜单元的驱动单元 水平方向和垂直方向的控制装置,以及用于控制第一图像拾取单元和第二图像拾取单元的图像拾取并基于来自角度测量单元的检测结果来控制驱动单元的控制装置,其中控制装置 通过连接由第一图像拾取单元获得的广角图像来合成全景图像,通过边缘处理设置预定的测量点 并且通过扫描预定测量点并且通过第二图像拾取单元相对于计划的测量点获取与伸缩图像中的预定测量点相对应的测量点并获取伸缩图像,以及距离测量 在测量点进行。
    • 69. 发明申请
    • Image processing device and method
    • 图像处理装置及方法
    • US20070236561A1
    • 2007-10-11
    • US11730747
    • 2007-04-03
    • Tetsuji AnaiNobuo KochiHitoshi Otani
    • Tetsuji AnaiNobuo KochiHitoshi Otani
    • H04N13/02
    • G06T7/74G01C11/06G01C21/005G06T2207/30244
    • An image processing device is provided that can precisely measure the photographing position or posture of a photographing device or the coordinates of an object based on sequentially changing photographed images. A series of sequentially photographed images are acquired, from which feature points are extracted. The feature points are tracked and correlated. Stereo images are selected from the series of photographed images correlated. Images selectable as stereo images are grouped into a group of images, from which stereo images are selected, before an orientation and a 3D measurement are performed. The images are grouped according to the distance from the object to the photographing position or the photographing magnification. Images with abrupt changes are removed so as to improve the measurement precision.
    • 提供一种图像处理装置,其可以基于顺序地改变拍摄图像来精确地测量拍摄装置的拍摄位置或姿势或对象的坐标。 获取一系列顺序拍摄的图像,从中提取特征点。 特征点被跟踪和相关。 立体图像是从相关的一系列拍摄图像中选出的。 作为立体图像可选择的图像在进行取向和3D测量之前被分组成一组图像,其中选择立体图像。 图像根据从物体到拍摄位置的距离或拍摄倍率分组。 删除具有突然变化的图像,以提高测量精度。
    • 70. 发明申请
    • Three-dimensional data preparing method and three-dimensional data preparing device
    • 三维数据准备方法和三维数据准备装置
    • US20070115354A1
    • 2007-05-24
    • US11598498
    • 2006-11-13
    • Fumio OhtomoHitoshi Otani
    • Fumio OhtomoHitoshi Otani
    • H04N7/18
    • G01C11/02
    • A 3-dimensional data preparing method, comprising a first step of continuously taking digital images of scenes in the surrounding when moving from a first point, which is a known point, via a second point, which is a known point, to a third point, which is an unknown point, a second step of generating tracking points from an image acquired at the first point, and sequentially specifying the tracking points by the pursuit of the points generated on the continuously acquired images, a third step of obtaining 3-dimensional data of the tracking points based on the result of orientation of the tracking points at the first point and at the second point and from position data of the first point and the second point, a fourth step of sequentially obtaining a position of the third point, i.e. an unknown point, based on the result of orientation of the tracking point acquired at the third point and based on 3-dimensional position data of the tracking point, a fifth step of obtaining 3-dimensional position data of an image including the tracking point from the result of orientation of the images including the tracking points at the first point and at the second point and from the position data at the first point and at the second point, and a sixth step of sequentially obtaining 3-dimensional position data of images including the tracking points from the result of orientation of the images including the tracking points at the second point and at the third point and from the position data at the second point and at the third point.
    • 一种三维数据准备方法,包括第一步骤,当从作为已知点的第一点经由已知点的第二点移动到第三点时,连续拍摄周围的场景的数字图像 ,其是未知点,第二步骤,从在第一点获取的图像产生跟踪点,并且通过追踪在连续获取的图像上产生的点来顺序地指定跟踪点;第三步骤,获得三维 基于第一点和第二点处的跟踪点的取向结果和第一点和第二点的位置数据的跟踪点的数据,顺序获得第三点的位置的第四步骤, 即基于在第三点获取的跟踪点的取向的结果并且基于跟踪点的三维位置数据的未知点,获得3维尺度的第五步骤 从包括在第一点和第二点处的跟踪点的图像的方位结果以及从第一点和第二点处的位置数据的包括跟踪点的图像的位置数据,以及第六步骤 从包括在第二点和第三点处的跟踪点的图像的取向结果以及从第二点和第三点处的位置数据顺序地获得包括跟踪点的图像的三维位置数据。