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    • 3. 发明授权
    • Image processing apparatus
    • 图像处理装置
    • US07636498B2
    • 2009-12-22
    • US10558994
    • 2004-05-31
    • Hideaki FurukawaMasaki HigurashiAkira Ueno
    • Hideaki FurukawaMasaki HigurashiAkira Ueno
    • G06K9/54
    • G06T1/60
    • An image processing apparatus applied to a digital camera, includes: a frame memory that inputs and stores, via a bus, image data obtained by capturing an optical image through an optical system by a CCD; a first data-order converting unit that reads and inputs the image data from the frame memory in units of a block in the row direction, and converts and outputs the image data in the column direction; an image processing unit that is connected to the first data-order converting unit for pipeline processing and performs image processing; a distortion correction processing unit that is connected to the image processing unit for pipeline processing and performs the distortion correction processing; and a second data-order converting unit that is connected to the distortion correction processing unit for pipeline processing, returns block data in the column direction into that in the row direction, and outputs the converted data to the frame memory.
    • 一种应用于数字照相机的图像处理装置,包括:帧存储器,其经由总线输入并存储通过CCD通过光学系统拍摄光学图像而获得的图像数据; 第一数据顺序转换单元,以行方向的块为单位从帧存储器读取并输入图像数据,并且在列方向上转换并输出图像数据; 图像处理单元,连接到用于流水线处理的第一数据顺序转换单元,并执行图像处理; 失真校正处理单元,连接到用于流水线处理的图像处理单元,并执行失真校正处理; 以及第二数据顺序转换单元,连接到用于流水线处理的失真校正处理单元,将列方向的块数据返回到行方向上的块数据,并将转换的数据输出到帧存储器。
    • 4. 发明申请
    • Image processing device
    • 图像处理装置
    • US20070025636A1
    • 2007-02-01
    • US10558994
    • 2004-05-31
    • Hideaki FurukawaMasaki HigurashiAkira Ueno
    • Hideaki FurukawaMasaki HigurashiAkira Ueno
    • G06K9/40
    • G06T1/60
    • An image processing apparatus applied to a digital camera, includes: a frame memory that inputs and stores, via a bus, image data obtained by capturing an optical image through an optical system by a CCD; a first data-order converting unit that reads and inputs the image data from the frame memory in units of a block in the row direction, and converts and outputs the image data in the column direction; an image processing unit that is connected to the first data-order converting unit for pipeline processing and performs image processing; a distortion correction processing unit that is connected to the image processing unit for pipeline processing and performs the distortion correction processing; and a second data-order converting unit that is connected to the distortion correction processing unit for pipeline processing, returns block data in the column direction into that in the row direction, and outputs the converted data to the frame memory.
    • 一种应用于数字照相机的图像处理装置,包括:帧存储器,其经由总线输入并存储通过CCD通过光学系统拍摄光学图像而获得的图像数据; 第一数据顺序转换单元,以行方向的块为单位从帧存储器读取并输入图像数据,并且在列方向上转换并输出图像数据; 图像处理单元,连接到用于流水线处理的第一数据顺序转换单元,并执行图像处理; 失真校正处理单元,连接到用于流水线处理的图像处理单元,并执行失真校正处理; 以及第二数据顺序转换单元,连接到用于流水线处理的失真校正处理单元,将列方向的块数据返回到行方向上的块数据,并将转换的数据输出到帧存储器。
    • 6. 发明申请
    • Image processing apparatus and method for preferably correcting distortion aberration
    • 用于优选校正畸变像差的图像处理装置和方法
    • US20070115384A1
    • 2007-05-24
    • US11602238
    • 2006-11-21
    • Hideaki Furukawa
    • Hideaki Furukawa
    • G02B13/16
    • G06T5/006G06T3/0018H04N5/3572H04N9/045
    • An image processing apparatus includes a distortion correcting part for correcting pixels of image data having distortion due to distortion aberration characteristics of an optical system, and outputting corrected image data; a filtering part for applying a predetermined filtering process based on filter coefficients to the image data to be input into the distortion correcting part; and a filter coefficient setting part for setting, based on input distance data or relative coordinate data measured from a position corresponding to an optical center of the optical system to a target pixel for the filtering process on the image data, the filter coefficient which is used in the filtering part and is assigned to a position of the target pixel in accordance with the distortion aberration characteristics.
    • 图像处理装置包括:畸变校正部,用于校正由于光学系统的畸变像差特性引起的失真的图像数据的像素,并输出校正后的图像数据; 滤波部分,用于将基于滤波器系数的预定滤波处理应用于要输入到失真校正部分的图像数据; 以及滤波器系数设定部,其基于从对应于所述光学系统的光学中心的位置测量的输入距离数据或相对坐标数据,对所述图像数据进行滤波处理的目标像素,将所述滤波器系数 并且根据失真像差特性被分配给目标像素的位置。