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    • 41. 发明专利
    • Movement distance estimation device, movement distance estimation method, and program
    • 运动距离估计装置,运动距离估计方法和程序
    • JP2014194361A
    • 2014-10-09
    • JP2013070278
    • 2013-03-28
    • Fujitsu Ltd富士通株式会社
    • NAGAMURA KAZUKIKITAURA ASAKONAKAYAMA OSAFUMI
    • G01B11/00G01C7/04G01P3/36G06T7/20
    • G07C5/00G06K9/00208G06K9/00798G06T7/248G06T2207/30236
    • PROBLEM TO BE SOLVED: To enable a movement distance to be estimated based on a video image captured from a movable body moving on a road surface even when a road surface pattern is poor.SOLUTION: A relative movement processing part 312 obtains an amount of a relative movement of a movable body between a first time and a second time on the basis of a first image and a second image included in video image information inside a storage part 311. A first scale calculation part 313 obtains a first scale of the amount of the relative movement on the basis of a partial image in a road surface region in a third image included in the video image information. A second scale calculation part 314 obtains a second scale of the amount of the relative movement on the basis of a condition that a space point in a three-dimensional space corresponding to a characteristic point in a region other than the road surface region exists on a road surface. A movement distance calculation part 315 obtains a movement distance between the first time and the second time on the basis of the amount of the relative movement and the first scale or the second scale.
    • 要解决的问题:即使当路面图案差时,也可以基于从在路面上移动的移动体捕获的视频图像来估计移动距离。解决方案:相对运动处理部分312获得 基于包含在存储部311中的视频图像信息中的第一图像和第二图像,可移动体在第一时间和第二时间之间的相对移动。第一刻度计算部313获得第一刻度 基于包括在视频图像信息中的第三图像中的路面区域中的部分图像的相对运动。 第二比例计算部314基于与在路面区域以外的区域中的特征点对应的三维空间中的空间点存在的条件,获得相对移动量的第二比例 路面。 移动距离计算部315基于相对移动量和第一刻度或第二刻度来获得第一时刻与第二时刻之间的移动距离。
    • 43. 发明专利
    • Vehicle detection device
    • 车辆检测装置
    • JP2014074939A
    • 2014-04-24
    • JP2012220429
    • 2012-10-02
    • Toshiba Corp株式会社東芝
    • AOKI YASUHIROSATO TOSHIOTAKAHASHI YUSUKEKARASAWA SHIGERU
    • G08G1/04G06T1/00H04N7/18
    • H04N7/18G06T7/254G06T2207/10021G06T2207/10028G06T2207/30236G08G1/04
    • PROBLEM TO BE SOLVED: To provide a vehicle detection device capable of accurately detecting a vehicle entering and exiting from a pickup image without being influenced by a change in optical conditions in a case where a stereo camera is adopted.SOLUTION: A vehicle detection device performs: enhancing edges in vertical directions of a vehicle to obtain parallax data between edge-enhanced pickup images; calculating variance of pixels within the pickup image to selectively discarding parallax data from the result; obtaining distance data from the parallax data to generate a distance image having a distance for each pixel; dividing the distance image into plural zones in a travel direction of the vehicle to generate plural reference sections; calculating a difference between background distance data and distance data for each of the plural reference sections; and calculating a change amount of the difference for each reference section and comparing the change amount of the difference with a threshold for each reference section, to thereby determine a state corresponding to the presence or absence of an article for each clock-time, retain the determination of the state for each clock-time, determine transition of the vehicle, and detect the vehicle entering and exiting.
    • 要解决的问题:提供一种车辆检测装置,其能够在采用立体照相机的情况下,不会受到光学条件的变化的影响,能够准确地检测进入和离开拾取图像的车辆。解决方案:车辆检测装置执行 :增强车辆的垂直方向的边缘,以获得边缘增强的拾取图像之间的视差信息; 计算拾取图像内的像素的方差以选择性地从结果中丢弃视差数据; 从所述视差数据获取距离数据以产生具有每个像素的距离的距离图像; 将距离图像沿车辆的行进方向分割成多个区域以生成多个基准部分; 计算所述多个参考部分中的每一个的背景距离数据和距离数据之间的差; 并且计算每个参考部分的差异的变化量,并且将每个参考部分的差异的变化量与阈值进行比较,从而确定与每个时钟时间有无物品相对应的状态, 确定每个时钟时间的状态,确定车辆的过渡,并检测车辆进入和离开。
    • 44. 发明专利
    • Displacement detection device for railroad rail
    • 用于铁路轨道的位移检测装置
    • JP2013136352A
    • 2013-07-11
    • JP2011289171
    • 2011-12-28
    • Kawasaki Heavy Ind Ltd川崎重工業株式会社
    • SHIMADA TADAOMITSUE MASAYUKIENOMOTO MASAYUKI
    • B61K9/08G01B11/00
    • B61K9/08G01B11/002G01B11/14G01B11/24G06T2207/30236
    • PROBLEM TO BE SOLVED: To provide a displacement detection device of a rail that is excellent in maintainability and in which a measurement error does not easily occur.SOLUTION: The displacement detection device includes: a self-position detection part for detecting the relative position and orientation of the device relative to a preset reference position and reference orientation, an irradiation part that irradiates an upper surface and a side surface of a rail with a slit light; an imaging camera that images the surface of the rail irradiated with the slit light from the irradiation part; and a control part that calculates the displacement to the reference position of the rail set beforehand in the upper surface reference point and side surface reference point on the rail from the image data on the surface of the rail imaged by the imaging camera by a light section method, and adjusts the error by the gap of the position and the attitude of the device caused by running of the vehicle by correcting the calculated displacement of the rail by using the data obtained in the self-position detection part.
    • 要解决的问题:提供一种维护性优异且难以发生测量误差的轨道位移检测装置。解决方案:位移检测装置包括:自身位置检测部,用于检测相对位置和 相对于预设基准位置和参考方向的装置的取向;照射部,其用狭缝光照射轨道的上表面和侧表面; 成像摄像机,其对来自照射部的狭缝光照射的轨道的表面进行成像; 以及控制部,其根据由摄像机成像的轨道的表面上的图像数据,通过光部分计算预先在轨道上的上表面基准点和轨道上的侧面基准点的基准位置的位移 并且通过使用在自身位置检测部中获得的数据来校正轨道的计算出的位移,并且通过由车辆的行驶引起的装置的位置和姿态的间隙来调整误差。
    • 46. 发明专利
    • Object detection apparatus and method
    • 空值
    • JP5075672B2
    • 2012-11-21
    • JP2008043109
    • 2008-02-25
    • 株式会社東芝
    • 剛 仲野進 窪田恭一 岡本
    • G01B11/00G01P3/36G06T1/00H04N5/225H04N5/232
    • G06K9/00785G06T7/248G06T2207/10021G06T2207/30236
    • A disparity profile indicating a relation between a perpendicular position on time series images and a disparity on a target monitoring area based on an arrangement of a camera is calculated. Processing areas are set, by setting a height of each of the processing areas using a length at the bottom of the image obtained by converting a reference value of a height of an object according to the profile, while setting a position of each bottom of processing areas on the image. An object having a height higher than a certain height with respect to the monitoring area, unify an object detection result in each processing area according to the disparity of the object, and detect the object of the whole monitoring area from each processing area is detected. Position and speed for the object detected by the object primary detection unit are estimated.
    • 计算出基于相机的布置的时间序列图像上的垂直位置与目标监视区域上的视差之间的关系的视差轮廓。 通过使用通过根据轮廓转换对象的高度的参考值而获得的图像的底部的长度来设置每个处理区域的高度,同时设置每个处理区域的每个底部的位置 图像上的区域。 相对于监视区域具有高于某一高度的高度的物体,根据物体的不一致性,将每个处理区域中的物体检测结果统一起来,并检测来自每个处理区域的整个监视区域的对象。 估计由对象主检测单元检测到的对象的位置和速度。
    • 49. 发明专利
    • Moving image generating apparatus, moving image shooting apparatus, moving image generating method, and program
    • 移动图像发生装置,移动图像拍摄装置,移动图像生成方法和程序
    • JP2009147730A
    • 2009-07-02
    • JP2007323755
    • 2007-12-14
    • Fujifilm Corp富士フイルム株式会社
    • TAKAYAMA KATSUMI
    • H04N5/232
    • G06T3/4053G06T7/246G06T2207/10016G06T2207/30236G06T2207/30241
    • PROBLEM TO BE SOLVED: To generate a moving image with high resolution and high frame rate exceeding a capability of an imaging device. SOLUTION: High-resolution image data and low-resolution image data are obtained at arbitrary timing. Resolution conversion is applied to a high-resolution image so that the resolution of the high-resolution image becomes equal to the resolution of a low-resolution image, and characteristic points are extracted. In the low-resolution image captured just after the high-resolution image, corresponding points corresponding to the characteristic points are detected. The high-resolution image is divided into a plurality of triangular regions by connecting characteristic points which are coordinate-transformed so as to meet the high-resolution image. The high-resolution image is modified so that the relevant triangular regions become equal to triangular regions obtained by connecting the corresponding points which are coordinate-transformed so as to meet the high-resolution image, thereby obtaining the high-resolution image having the same content as the low-resolution image. The above processing is applied to all the low-resolution images, thereby obtaining a high-resolution and high-frame-rate moving image. COPYRIGHT: (C)2009,JPO&INPIT
    • 要解决的问题:生成超过成像装置的能力的高分辨率和高帧率的运动图像。

      解决方案:在任意时间获得高分辨率图像数据和低分辨率图像数据。 将分辨率转换应用于高分辨率图像,使得高分辨率图像的分辨率等于低分辨率图像的分辨率,并且提取特征点。 在高分辨率图像之后捕获的低分辨率图像中,检测对应于特征点的对应点。 高分辨率图像通过连接以坐标变换以满足高分辨率图像的特征点而被分成多个三角形区域。 高分辨率图像被修改为使得相关的三角形区域变得等于通过连接相对应的坐标变换以便满足高分辨率图像的点所获得的三角形区域,从而获得具有相同内容的高分辨率图像 作为低分辨率图像。 上述处理被应用于所有低分辨率图像,从而获得高分辨率和高帧速率的运动图像。 版权所有(C)2009,JPO&INPIT