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    • 1. 发明申请
    • Shading correction apparatus, shading correction method, interpolation operation apparatus and interpolation operation method for use in shading correction apparatus and an applied apparatus thereof
    • 阴影校正装置,阴影校正方法,用于阴影校正装置中的插值运算装置和插值运算方法及其应用装置
    • US20050013505A1
    • 2005-01-20
    • US10885801
    • 2004-07-08
    • Hisashi NishimuraAkira Ueno
    • Hisashi NishimuraAkira Ueno
    • G06T1/00G06T5/00H04N1/19H04N1/401H04N5/16G06K9/40
    • G06T5/008G06T2207/10024
    • Disclosed herein is a shading correction apparatus having a coefficient operation section for obtaining shading correction coefficients by first and second operation units for computing correction coefficient components in crossing first and second directions of an observed pixel, each operation unit including: a look-up table in which coefficient components at a plurality of reference points having different intervals corresponding to a magnitude of changing rate of the correction coefficient components with respect to distance are stored corresponding to address; a pixel distance generator for outputting a virtual pixel location by converting the reference point intervals into equal intervals; a reference point address and distance generator for outputting reference point addresses and distance between adjacent reference points and the observed pixel with using the virtual pixel location and reference point interval; and an interpolation operation section for obtaining by means of interpolation a coefficient component based on coefficient components corresponding to two reference point addresses, distances to the adjacent reference points and the reference point interval.
    • 本文公开了一种阴影校正装置,其具有系数运算部,用于通过第一运算部和第二运算部获得用于计算观察像素的第一和第二方向的校正系数成分的阴影校正系数,各操作部包括: 对应于地址,存储对应于校正系数分量相对于距离的变化率的幅度的不同间隔的多个参考点的系数分量; 像素距离发生器,用于通过将参考点间隔转换成相等的间隔来输出虚拟像素位置; 参考点地址和距离发生器,用于使用虚拟像素位置和参考点间隔输出参考点地址和相邻参考点与观察像素之间的距离; 以及内插运算部,其通过基于与两个参考点地址对应的系数分量,到相邻参考点的距离和参考点间隔的内插来获得系数分量。
    • 3. 发明授权
    • Image processing apparatus and image processing method for correcting distorted image data
    • 用于校正失真图像数据的图像处理装置和图像处理方法
    • US08724923B2
    • 2014-05-13
    • US13190982
    • 2011-07-26
    • Keisuke NakazonoYoshinobu TanakaAkira Ueno
    • Keisuke NakazonoYoshinobu TanakaAkira Ueno
    • G06K9/40G06K9/32G09G5/00H04N11/20H04N7/01H04N9/74G06F7/38
    • H04N5/3572
    • An image processing apparatus may include a distortion correcting unit performing distortion correction processing on input image data to generate output image data. The distortion correcting unit may include a distortion correction coordinate transforming unit that obtains coordinates indicating a position of the input image data corresponding to a position of the output image data, a range calculating unit that calculates a range of the input image data to be used in the distortion correction processing based on the coordinates of the input image data obtained by the distortion correction coordinate transforming unit, a correction information storage unit, an input image data storage unit, and an interpolation calculating unit that checks an amount of the input image data stored in the input image data storage unit based on the information regarding the range of the input image data.
    • 图像处理装置可以包括对输入图像数据执行失真校正处理以产生输出图像数据的失真校正单元。 失真校正单元可以包括失真校正坐标变换单元,其获取表示与输出图像数据的位置对应的输入图像数据的位置的坐标;范围计算单元,计算要使用的输入图像数据的范围 基于由失真校正坐标变换单元获得的输入图像数据的坐标,校正信息存储单元,输入图像数据存储单元和内插计算单元的失真校正处理,该内插计算单元检查存储的输入图像数据的量 在输入图像数据存储单元中基于关于输入图像数据的范围的信息。
    • 5. 发明授权
    • Data processing device and data processing method
    • 数据处理装置和数据处理方法
    • US08482438B2
    • 2013-07-09
    • US13427074
    • 2012-03-22
    • Takashi YanadaAkira UenoMasami ShimamuraYoshinobu TanakaRyusuke TsuchidaTomoyuki Sengoku
    • Takashi YanadaAkira UenoMasami ShimamuraYoshinobu TanakaRyusuke TsuchidaTomoyuki Sengoku
    • H03M5/00
    • H03M7/00H03M7/28
    • A data-processing device includes a plurality of data generation units, a plurality of bit change number calculation units, a bit change number comparison unit, a first data selection unit, and a bit-coupling unit. The data generation unit arranges input data to generate first conversion data based on each prescribed arranging method. The bit change number calculation unit compares values of respective bits in the first conversion data output at the n-th time and the (n+1)-th time by the corresponding data generation unit, and calculates a bit number based on the comparison result as a bit change number. The bit change number comparison unit compares values of the respective bit change numbers, selects the data generation unit, and outputs selection information. The first data selection unit outputs any one first conversion data selected based on the selection information as selection data. Then, the bit-coupling unit couples the selection information.
    • 数据处理装置包括多个数据生成单元,多个位改变数量计算单元,位改变数比较单元,第一数据选择单元和位耦合单元。 数据生成单元基于每个规定的排列方式排列输入数据,生成第一变换数据。 比特改变数计算单元将在第n次输出的第一转换数据和第(n + 1)次的各位的值相对应地由相应的数据生成单元进行比较,并根据比较结果计算位数 作为一个有点变化的数字。 比特改变数比较单元比较各比特数的值,选择数据生成单元,并输出选择信息。 第一数据选择单元输出基于选择信息选择的任何一个第一转换数据作为选择数据。 然后,位耦合单元耦合选择信息。
    • 6. 发明授权
    • Image processing apparatus and imaging apparatus
    • 图像处理装置和成像装置
    • US08369632B2
    • 2013-02-05
    • US12725300
    • 2010-03-16
    • Akira UenoKeisuke NakazonoYoshinobu Tanaka
    • Akira UenoKeisuke NakazonoYoshinobu Tanaka
    • G06K9/36
    • H04N19/423H04N19/80
    • An image processing apparatus includes image processors and a margin storing buffer. The image processors read an input image data from a frame memory for each image data of a plurality of block lines each having a first number of pixels along the columns and a second number of pixels along the rows. The margin storing buffer stores the image data of the margin portion used also in the image processing of the image data of the next block line, among the image data of the present block line input to each of the image processors. Each of the image processors performs the image processing on an image data including the image data of the present block line and the image data of the margin portion, at the time of image processing on the image data of the next block line.
    • 图像处理装置包括图像处理器和边缘存储缓冲器。 图像处理器从帧存储器读取每个具有沿列的第一数量像素的多个块行的每个图像数据的输入图像数据和沿行的第二数量的像素。 在输入到每个图像处理器的当前块行的图像数据中,边缘存储缓冲器还存储用于下一个块行的图像数据的图像处理中的边缘部分的图像数据。 在对下一个块行的图像数据进行图像处理时,每个图像处理器对包括当前块行的图像数据和边缘部分的图像数据的图像数据执行图像处理。
    • 8. 发明申请
    • IMAGE PROCESSING APPARATUS AND IMAGE PROCESSING METHOD
    • 图像处理装置和图像处理方法
    • US20120027320A1
    • 2012-02-02
    • US13190982
    • 2011-07-26
    • Keisuke NakazonoYoshinobu TanakaAkira Ueno
    • Keisuke NakazonoYoshinobu TanakaAkira Ueno
    • G06K9/40
    • H04N5/3572
    • An image processing apparatus may include a distortion correcting unit performing distortion correction processing on input image data to generate output image data. The distortion correcting unit may include a distortion correction coordinate transforming unit that obtains coordinates indicating a position of the input image data corresponding to a position of the output image data, a range calculating unit that calculates a range of the input image data to be used in the distortion correction processing based on the coordinates of the input image data obtained by the distortion correction coordinate transforming unit, a correction information storage unit, an input image data storage unit, and an interpolation calculating unit that checks an amount of the input image data stored in the input image data storage unit based on the information regarding the range of the input image data.
    • 图像处理装置可以包括对输入图像数据执行失真校正处理以产生输出图像数据的失真校正单元。 失真校正单元可以包括失真校正坐标变换单元,其获取表示与输出图像数据的位置对应的输入图像数据的位置的坐标;范围计算单元,计算要使用的输入图像数据的范围 基于由失真校正坐标变换单元获得的输入图像数据的坐标,校正信息存储单元,输入图像数据存储单元和内插计算单元的失真校正处理,该内插计算单元检查存储的输入图像数据的量 在输入图像数据存储单元中基于关于输入图像数据的范围的信息。
    • 9. 发明申请
    • IMAGE PROCESSING APPARATUS
    • 图像处理设备
    • US20100328724A1
    • 2010-12-30
    • US12821570
    • 2010-06-23
    • Tomomi SekimotoKeisuke NakazonoAkira Ueno
    • Tomomi SekimotoKeisuke NakazonoAkira Ueno
    • G06K15/00
    • G06T3/00
    • An image processing apparatus includes a processing block, a first control block, and a second control block. The first control block issues a write request signal for inputting a first write pulse to a register of the processing block. The second control block issues a second write pulse cliffs differing from the first write pulse with timing independent of the first control block. The processing block includes the register, a write pulse generating circuit which generates the first write pulse according to the write request signal from the first control block, and a switching circuit which selects either the first write pulse or the second write pulse and inputs the selected pulse to the register.
    • 图像处理装置包括处理块,第一控制块和第二控制块。 第一控制块发出用于将第一写入脉冲输入到处理块的寄存器的写入请求信号。 第二控制块发出与第一写入脉冲不同的第二写入脉冲悬置,与第一控制块无关。 处理块包括寄存器,根据来自第一控制块的写请求信号产生第一写入脉冲的写入脉冲产生电路,以及选择第一写入脉冲或第二写入脉冲并输入所选择的输入的切换电路 脉冲到寄存器。
    • 10. 发明申请
    • IMAGE PROCESSING APPARATUS AND IMAGING APPARATUS
    • 图像处理装置和成像装置
    • US20100321538A1
    • 2010-12-23
    • US12772414
    • 2010-05-03
    • Keisuke NakazonoAkira UenoYoshinobu Tanaka
    • Keisuke NakazonoAkira UenoYoshinobu Tanaka
    • H04N5/217G06K9/40
    • H04N5/3572
    • An image processing apparatus includes a distortion correction unit, a distortion correction range calculation unit, a control unit, a storage control unit, and a margin storage memory. The distortion correction unit performs a distortion correction processing on image data stored in a frame memory. The distortion correction range calculation unit calculates distortion correction ranges. The control unit determines an input image range from present distortion correction range and next distortion correction range. The storage control unit calculates a range for a part of the image data corresponding to the input image range from the present distortion correction range and the next distortion correction range. The margin storage memory stores the image data of the range calculated by the storage control unit. The image data input to the distortion correction unit includes both the image data from the frame memory and the image data from the margin storage memory.
    • 图像处理装置包括失真校正单元,失真校正范围计算单元,控制单元,存储控制单元和余量存储存储器。 失真校正单元对存储在帧存储器中的图像数据进行失真校正处理。 失真校正范围计算单元计算失真校正范围。 控制单元从当前失真校正范围和下一个失真校正范围确定输入图像范围。 存储控制单元根据当前的失真校正范围和下一个失真校正范围来计算与输入图像范围对应的图像数据的一部分的范围。 边缘存储存储器存储由存储控制单元计算的范围的图像数据。 输入到失真校正单元的图像数据包括来自帧存储器的图像数据和来自边缘存储存储器的图像数据。