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    • 1. 发明专利
    • Image processing method, image processing apparatus, and image processing program
    • 图像处理方法,图像处理设备和图像处理程序
    • JP2012070319A
    • 2012-04-05
    • JP2010215144
    • 2010-09-27
    • Mitsubishi Electric Corp三菱電機株式会社
    • TAMURA MASAJIMATOBA NORIHIRO
    • H04N5/367H01L27/14
    • PROBLEM TO BE SOLVED: To obtain an image processing method in which a defective pixel address memory for static correction is not increased, and correction omission of a defective pixel or deterioration in resolution due to defective pixel correction does not occur.SOLUTION: With respect to a difference absolute value between an average signal value of a block with a predetermined size including a defective pixel detection target pixel and a signal value of the defective pixel detection target pixel, it is determined whether or not the defective pixel detection target pixel is a defective pixel with a first threshold and a second threshold which is larger than the first threshold (steps ST 1 to ST 6). Next, when the difference absolute value is larger than the first threshold and smaller than the second threshold, a defective pixel address is registered in a defective pixel address memory as a target for static correction, and when the difference absolute value is larger than the second threshold, a defective pixel is determined as a pixel to which dynamic correction is performed (steps ST 8 to ST 12).
    • 要解决的问题:为了获得不增加用于静态校正的缺陷像素地址存储器的图像处理方法,并且不会发生由于缺陷像素校正引起的缺陷像素的校正省略或分辨率劣化。 解决方案:关于包括缺陷像素检测目标像素的预定尺寸的块的平均信号值与缺陷像素检测目标像素的信号值之间的差异绝对值,确定是否 缺陷像素检测目标像素是具有大于第一阈值的第一阈值和第二阈值的缺陷像素(步骤ST1至ST6)。 接下来,当差分绝对值大于第一阈值且小于第二阈值时,将缺陷像素地址作为静态校正的目标登记在缺陷像素地址存储器中,并且当差分绝对值大于第二阈值时 将缺陷像素确定为执行动态校正的像素(步骤ST8至ST12)。 版权所有(C)2012,JPO&INPIT
    • 2. 发明专利
    • Imaging device
    • 图像拾取器件
    • JP2014155034A
    • 2014-08-25
    • JP2013023052
    • 2013-02-08
    • Mitsubishi Electric Corp三菱電機株式会社
    • ONDA TSUBASASUZUKI DAISUKEYAMASHITA KOICHIMATOBA NORIHIRO
    • H04N5/243H04N5/378
    • PROBLEM TO BE SOLVED: To raise the sensitivity of an image pickup device without causing a Bayer array image pickup signal to get mixed in color and minimizing a decline in resolution.SOLUTION: An in-plane pixel addition unit (20) selects a peripheral pixel having a highest correlation with a designated pixel and adds it to generate an in-plane sensitization signal (VAL), and generates information (PAT) indicating a pattern of a region configured with the selected peripheral pixel and the designated pixel. An inter-plane pixel addition unit (30) selects one of pixels at the same position as a pixel of interest and in its periphery in each of neighbor frames and adds the selected pixel. This selection is carried out on the basis of a match/mismatch of patterns (PAT) of the addition pixel and a correlation of the in-plane sensitization signal (VAL).
    • 要解决的问题:提高图像拾取装置的灵敏度,而不会使拜耳阵列图像拾取信号变得颜色混合并使分辨率下降最小化。解码:面内像素加法单元(20)选择周边像素 与指定像素具有最高的相关性,并将其相加以产生平面内致敏信号(VAL),并且生成指示由所选择的周边像素和指定像素配置的区域的图案的信息(PAT)。 平面像素相加单元(30)选择与感兴趣的像素相同的位置的像素中的每一个像素,并且在每个相邻帧的周边中选择一个像素,并且对所选择的像素进行相加。 该选择是基于加法像素的图案(PAT)的匹配/不匹配以及面内敏化信号(VAL)的相关性进行的。
    • 3. 发明专利
    • Image processing apparatus
    • 图像处理设备
    • JP2012049947A
    • 2012-03-08
    • JP2010191925
    • 2010-08-30
    • Mitsubishi Electric Corp三菱電機株式会社
    • KUBOTA HITOSHIMATOBA NORIHIRO
    • H04N5/361
    • PROBLEM TO BE SOLVED: To realize exact correction following a variation of a distribution shape of a dark current at high speed.SOLUTION: A black level interpolation section 3c calculates a black level of each pixel position by interpolating a black level of a plurality of positions of a valid imaging region registered in a black level registration section 3b in advance. On the other hand, based on a shielding region which an OB black level measuring section 3d measures, a black level distribution estimation section 3e estimates a black level distribution state of the valid imaging region. A black level correction section 3f corrects the interpolated black level by using the estimated black level distribution state, and a black level correction section 3g corrects the black level of each pixel position in the valid imaging region which an imaging section 2 outputs by using the value.
    • 要解决的问题:在高速的暗电流的分布形状的变化之后实现精确校正。 解决方案:黑电平内插部分3c通过预先插入登记在黑电平登记部分3b中的有效成像区域的多个位置的黑电平来计算每个像素位置的黑电平。 另一方面,黑电平分布估计部3e基于OB黑电平测量部3d测量的屏蔽区域,估计有效成像区域的黑电平分布状态。 黑电平校正部分3f通过使用估计黑电平分布状态来校正内插黑电平,并且黑电平校正部分3g校正成像部分2通过使用值输出的有效成像区域中的每个像素位置的黑电平 。 版权所有(C)2012,JPO&INPIT
    • 5. 发明专利
    • Color correction device and display device
    • 彩色校正装置和显示装置
    • JP2012065089A
    • 2012-03-29
    • JP2010206650
    • 2010-09-15
    • Mitsubishi Electric Corp三菱電機株式会社
    • SUGA MARIKOMATOBA NORIHIRO
    • H04N1/46G06T1/00H04N1/60
    • PROBLEM TO BE SOLVED: To obtain a color correction device capable of changing a correction amount in accordance with the hue of an input image signal.SOLUTION: A color correction device 11 includes: a color variable calculation unit 102 for calculating hue values corresponding to an input RGB signal, based on the input RGB signal, as color variables H; a region determination unit 103 for determining the color variables H calculated by the color variable calculation unit 102, based on predetermined multiple kinds of hue region information; a nonlinear interpolation coefficient calculation unit 104 for calculating nonlinear interpolation coefficients KH_NL, based on the color variables H, the hue values of a hue 1 and a hue 2 for regulating the hue regions including the color variables H on which the regions are determined, and a predetermined two-dimensional look up table (LUT); a color correction coefficient calculation unit 105 for calculating nonlinear color correction coefficients CK, based on the nonlinear interpolation coefficients KH_NL calculated by the nonlinear interpolation coefficient calculation unit 104; and a color correction processing unit 106 for performing the color correction of an input image signal with the use of the nonlinear color correction coefficients CK calculated by the color correction coefficient calculation unit 105.
    • 要解决的问题:获得能够根据输入图像信号的色调改变校正量的颜色校正装置。 颜色校正装置11包括:颜色变量计算单元102,用于基于输入的RGB信号计算与输入的RGB信号相对应的色调值作为颜色变量H; 区域确定单元103,用于基于预定的多种色相区域信息来确定由颜色变量计算单元102计算的颜色变量H; 用于基于颜色变量H,用于调节包括​​确定了该区域的色变量H的色调区域的色调1和色调2的色相值来计算非线性内插系数KH_NL的非线性内插系数计算单元104,以及 预定的二维查询表(LUT); 基于由非线性内插系数计算单元104计算出的非线性内插系数KH_NL来计算非线性颜色校正系数CK的颜色校正系数计算单元105; 以及颜色校正处理单元106,用于使用由颜色校正系数计算单元105计算出的非线性色彩校正系数CK来执行输入图像信号的颜色校正。版权所有(C)2012,JPO&INPIT
    • 6. 发明专利
    • Image processing apparatus and image processing method
    • 图像处理装置和图像处理方法
    • JP2011244129A
    • 2011-12-01
    • JP2010113129
    • 2010-05-17
    • Mitsubishi Electric Corp三菱電機株式会社
    • TAMURA MASASHIMATOBA NORIHIRO
    • H04N5/14
    • PROBLEM TO BE SOLVED: To provide two-dimensional super-resolution processing without mounting frame memory which stores an up-conversion image and the most reduced image and without executing repetition processing which generates an up-conversion image again.SOLUTION: An image processing apparatus and an image processing method specify evaluation target sets of pixels where the result of pixel matching is the best among a plurality of evaluation target sets of pixels, determine pixel position whose size is less than one pixel, which interpolates signal value, in accordance with both of the result of pixel matching for the best evaluation target sets of pixels and the result of pixel matching for evaluation target sets of pixels adjacent to the best evaluation target sets of pixels, and calculate signal value of pixel position whose size is less than one pixel.
    • 要解决的问题:提供二维超分辨率处理,而不需要安装存储上转换图像和最小缩减图像的帧存储器,并且不执行再次生成上转换图像的重复处理。 解决方案:图像处理装置和图像处理方法指定像素匹配的结果在多个评估目标像素集合中最佳的评估目标像素集合,确定尺寸小于一个像素的像素位置, 根据用于最佳评估目标像素集合的像素匹配的结果和与最佳评估对象集合像素相邻的评估目标像素集合的像素匹配的结果的两者来内插信号值,并且计算信号值的信号值 尺寸小于一个像素的像素位置。 版权所有(C)2012,JPO&INPIT
    • 7. 发明专利
    • 撮像装置
    • 成像设备
    • JP2015035737A
    • 2015-02-19
    • JP2013166074
    • 2013-08-09
    • 三菱電機株式会社Mitsubishi Electric Corp
    • SUZUKI DAISUKEYAMASHITA KOICHIMATOBA NORIHIRO
    • H04N5/347H04N9/07
    • H04N9/045
    • 【課題】ベイヤ配列の撮像信号を、混色させること無く、解像度の低下を最小限に、撮像装置の感度を大きくする。【解決手段】面内画素加算部20は、指定された画素との相関が最も高い周辺画素を選択して加算して面内増感信号を生成するとともに、選択した周辺画素と指定された画素とで構成される領域のパターンを示す情報を生成する。面間画素加算部30は、近傍のフレームの各々において、注目画素と同じ位置及びその周辺の画素の一つを選択して加算する。この選択は、加算画素のパターンの一致/不一致、及び面内増感信号の相関性に基づいて行われる。【選択図】図6
    • 要解决的问题:提高成像装置的灵敏度,同时不产生拜耳阵列的成像信号的混合并将分辨率降低抑制到最小。解决方案:平面内像素相加部分20选择并加上具有最高 与特定像素的相关性,生成平面内感光信号,并且生成指示由所选择的周边像素和指定像素组成的区域的图案的信息。 在每个相邻帧处的平面间像素相加部分30选择并加上与目标像素和相邻像素在相同位置的像素之一。 基于相加像素图案的匹配/不匹配以及面内敏化信号的相关性进行选择。
    • 8. 发明专利
    • Image processing device, image processing method, program, and recording medium
    • 图像处理装置,图像处理方法,程序和记录介质
    • JP2014123247A
    • 2014-07-03
    • JP2012279054
    • 2012-12-21
    • Mitsubishi Electric Corp三菱電機株式会社
    • AOKI TORUTOYODA YOSHITAKAFUJITA HIDEOMATOBA NORIHIRO
    • G06T5/20
    • PROBLEM TO BE SOLVED: To accurately determine whether each processing target pixel is positioned at an edge part in an input image containing noise.SOLUTION: An input image is subjected to detection (21) of a wide-range edge index using pixels in a wide range and detection (24) of a narrow-range edge index using pixels in a narrow range, and edge determination is performed (27) on the basis of the maximum value (AWmx) of the wide-range edge index, the maximum value (ANmx) of the narrow-range edge index, and a ratio (PR) of the maximum value of the wide-range edge index to an average value thereof. When it is determined that there is an edge, a direction in which the wide-range edge index is maximum is determined as an edge direction.
    • 要解决的问题:准确地确定每个处理目标像素是否位于包含噪声的输入图像中的边缘部分。解决方案:使用宽广的像素对输入图像进行宽范围边缘索引的检测(21) 使用窄范围的像素进行窄范围边缘索引的范围和检测(24),并且基于宽范围边缘索引的最大值(AWmx),最大值( ANmx)和宽范围边缘索引的最大值与其平均值的比(PR)。 当确定存在边缘时,广义边缘索引最大的方向被确定为边缘方向。
    • 9. 发明专利
    • Image processing apparatus, image processing method, program for executing image processing, and information recording medium with program recorded thereon
    • 图像处理装置,图像处理方法,用于执行图像处理的程序和具有记录的程序的信息记录介质
    • JP2014102559A
    • 2014-06-05
    • JP2012252348
    • 2012-11-16
    • Mitsubishi Electric Corp三菱電機株式会社
    • AOKI TORUTOYODA YOSHITAKAMATOBA NORIHIRO
    • G06T5/00G06T1/00
    • PROBLEM TO BE SOLVED: To provide an image processing apparatus configured to improve image quality of input image data, an image processing method, an image processing program, and an information recording medium with the program recorded thereon.SOLUTION: An image processing apparatus 1 which generates output image data D81 by correcting input image data D1 with attribute information A1 and illumination information W1 includes: N edge-preservation weighted average calculation parts 21, 22, 23; N subtractors 31, 32, 33; a gain calculation parameter selection information calculation part 11; N+1 base component cooperation gain calculation parts 41, 42, 43, 44; N band cooperation gain calculation parts 51, 52, 53; N composite multipliers 61, 62, 63; a base component multiplier 74; N band division multipliers 71, 72, 73; and an adder 81. A contrast adjustment degree for each frequency band is changed with respect to an area having different attribute information and illumination information in the image, thereby improving image quality of a captured image.
    • 要解决的问题:提供一种图像处理装置,其被配置为提高输入图像数据的图像质量,图像处理方法,图像处理程序以及记录有程序的信息记录介质。解决方案:图像处理装置1 通过用属性信息A1校正输入图像数据D1来生成输出图像数据D81,并且照明信息W1包括:N个边缘保存加权平均计算部分21,22,23; N个减法器31,32,33; 增益计算参数选择信息计算部11; N + 1基本部件协作增益计算部分41,42,43,44; N波段协作增益计算部51,52,53; N个复合乘法器61,62,63; 基本分量乘法器74; N个频带分频乘法器71,72,73; 和加法器81.对于每个频带的对比度调整度相对于图像中具有不同属性信息和照明信息的区域而改变,从而提高拍摄图像的图像质量。
    • 10. 发明专利
    • Obstacle detection sensor
    • OBSTACLE检测传感器
    • JP2013161317A
    • 2013-08-19
    • JP2012023701
    • 2012-02-07
    • Mitsubishi Electric Corp三菱電機株式会社
    • BABA YASUSUKENISHIDA YUKIOMATOBA NORIHIROKAGE YASUSHI
    • G08B21/02G08B13/196H04N7/18
    • PROBLEM TO BE SOLVED: To provide an obstacle detection sensor with high detection sensitivity even for an obstacle being close to a light emitting device.SOLUTION: The obstacle detection sensor captures an image of light from light emitting devices 3 by a camera 4 that is spaced from the plurality of light emitting devices 3 aligned at predetermined intervals, with a monitoring area located therebetween, and detects presence of an obstacle 7 between the camera 4 and the light emitting devices 3 using a change in luminance data of an image signal obtained by the camera 4. The obstacle detection sensor includes non-translucent partition plates 8, between adjacent light emitting devices 3, which protrude from light emitting planes of the light emitting devices 3 so as to expand a detection area of the obstacle with small diameter required to be detected.
    • 要解决的问题:即使对于靠近发光装置的障碍物也提供具有高检测灵敏度的障碍物检测传感器。解决方案:障碍物检测传感器通过照相机4捕获来自发光装置3的光的图像,该相机4间隔开 从设置在其间的监视区域的多个发光装置3中,利用由摄像机4和发光装置3获得的图像信号的亮度数据的变化来检测相机4与发光装置3之间的障碍物7的存在 相机4.障碍物检测传感器包括在发光装置3的发光平面之间突出的相邻发光装置3之间的非半透明分隔板8,以便扩大所需的小直径的障碍物的检测区域 检测到。