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1.发明授权
公开(公告)号：US5987175A
公开(公告)日：1999-11-16
申请号：US648834
申请日：1996-05-16
CPC分类号： H04N1/41
摘要： An image forming apparatus includes an encode process unit for: (a) allocating image data of an original document into blocks containing a predetermined pixel matrix, and (b) determining from the image data in each block a mean value information and a gradient range exponent for each block; a series copy data generating unit for generating reduction image data for a plurality of reduction images by using the mean value information for each of the blocks as image data for the reduction images so that each pixel of the reduction images corresponds to a respective one of the plurality of blocks of the original document image data; and an image forming unit for forming images based on the reduction image data generated by the series copy data generating unit.
摘要翻译： 一种图像形成装置包括：编码处理单元，用于：（a）将原始文档的图像数据分配成包含预定像素矩阵的块，以及（b）从每个块中的图像数据确定平均值信息和梯度范围指数 对于每个块; 串行复制数据生成单元，用于通过使用每个块的平均值信息来生成用于多个缩小图像的缩小图像数据，作为缩小图像的图像数据，使得缩小图像的每个像素对应于 原始图像数据的多个块; 以及图像形成单元，用于基于由串联复制数据生成单元生成的缩小图像数据形成图像。
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公开(公告)号：US5805303A
公开(公告)日：1998-09-08
申请号：US666691
申请日：1996-06-18
IPC分类号： H04N11/04 , G06T9/00 , H04N1/415 , H04N1/60 , H04N19/00 , H04N19/124 , H04N19/136 , H04N19/176 , H04N19/186 , H04N19/196 , H04N19/423 , H04N19/85 , H04N19/90 , H04N19/93 , H04N1/419 , H04N1/417
摘要： A method of image processing includes the steps of allocating image data of a document into a plurality of blocks of a predetermined pixel matrix; determining a gradient range exponent and a mean value information for each of the blocks based on the image data contained in each of the blocks; encoding the image data of each pixel of each of the blocks into code data based on the mean value information and gradient range exponent for the respective block so that the code data defines each pixel with fewer gradation levels than the image data; determining whether or not a mutually adjoining block is related to a solid image of a same density relative to a block subject to the encoding process; and executing a run length encoding process for a batch of mean value information, gradient range exponent, and code data based on a run length of adjoining blocks discriminated as related to a solid image of the same density.
摘要翻译： 一种图像处理方法包括以下步骤：将文档的图像数据分配成预定像素矩阵的多个块; 基于每个块中包含的图像数据确定每个块的梯度范围指数和平均值信息; 基于各个块的平均值信息和梯度范围指数，将每个块的每个像素的图像数据编码为代码数据，使得代码数据定义具有比图像数据更少的灰度级的每个像素; 确定相邻块是否与相对于经过编码处理的块相同密度的实心图像相关; 并且基于与相同密度的实心图像相关的相邻块的游程长度来执行一批平均值信息，梯度范围指数和代码数据的游程长度编码处理。
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公开(公告)号：US5987176A
公开(公告)日：1999-11-16
申请号：US666614
申请日：1996-06-18
CPC分类号： G06K9/3208 , G06T9/005
摘要： A method and device for processing image data for a document includes the steps of reading RGB image data for the document; dividing the document image data into a plurality of blocks including a prescribed pixel matrix; calculating an average value information and a gradation range index for each of the blocks; converting the data for each pixel of each of the blocks into coded image data based on the average value information and the gradation range index so that the coded image data defines each pixel with fewer gradation levels than the original image data; storing in a memory unit the gradation range index and coded data, which were obtained for each block through the converting step; forming letter distribution histograms for a primary scanning direction and a secondary scanning direction for each block determined to belong to a letter image; identifying a direction in which letters of the document are aligned based on a number of change points in the histogram for the primary scanning direction and a number of change points in the histogram for the secondary scanning direction; decoding the coded data for each of the blocks based on the respective average value information and gradation range index in the memory unit for the block; and forming an image on copy paper based on the decoded data.
摘要翻译： 用于处理文档的图像数据的方法和装置包括读取文档的RGB图像数据的步骤; 将文档图像数据分割成包括规定的像素矩阵的多个块; 计算每个块的平均值信息和灰度范围索引; 基于平均值信息和灰度范围指标将每个块的每个像素的数据转换为编码图像数据，使得编码图像数据定义具有比原始图像数据更少的灰度级的每个像素; 在存储器单元中存储通过转换步骤为每个块获得的灰度范围索引和编码数据; 为确定属于字母图像的每个块形成用于主扫描方向和副扫描方向的字母分布直方图; 基于副扫描方向的直方图的直方图的变化点的数量和副扫描方向的直方图的变化点的数量来识别文档的字母对齐的方向; 基于块的存储单元中的相应平均值信息和灰度范围索引，对每个块的编码数据进行解码; 以及基于解码的数据在复印纸上形成图像。
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4.发明授权Image forming apparatus capable of recognizing top and bottom of document image 失效能够识别文件图像的顶部和底部的图像形成装置公开(公告)号：US06266441B1
公开(公告)日：2001-07-24
申请号：US09276750
申请日：1999-03-26
IPC分类号： G06K900
CPC分类号： G06K9/3208
摘要： An image forming apparatus automatically identifying top and bottom of document image based on characteristics with regard to shapes or positions of data, etc. recorded on document. Distribution states of pixel cumulative values in main scanning direction and sub scanning direction of image signals provided by scanning the document, are analyzed and top and bottom of the document image is identified from the result of analysis. Further, it is possible to identify the top and bottom of the document image by analyzing the distribution states the pixel cumulative values in the main scanning direction and the sub scanning direction of the image signals and identifying letter series regions and line segment regions displaced therefrom. In addition thereto, it is possible to automatically identify the top and bottom of the document image based on distribution states in the main scanning direction and the sub scanning direction of specific signs included in the image signals provided by scanning the document or distribution states of pixel cumulative values of specific image regions including the specific signs.
摘要翻译： 图像形成装置基于关于记录在文档上的数据等的形状或位置的特性自动识别文档图像的顶部和底部。 分析通过扫描文档提供的图像信号的主扫描方向和副扫描方向上的像素累积值的分布状态，并根据分析结果识别文档图像的顶部和底部。 此外，通过分析图像信号的主扫描方向和副扫描方向上的像素累积值和从其偏移的识别字母串行区域和线段区域的分布状态，可以识别文档图像的顶部和底部。 除此之外，还可以基于通过扫描文档或像素的分布状态提供的图像信号中包含的特定符号的主扫描方向和副扫描方向上的分布状态来自动识别文档图像的顶部和底部 包括特定符号的特定图像区域的累积值。
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5.发明授权Image forming apparatus capable of recognizing top and bottom of document image 失效能够识别文件图像的顶部和底部的图像形成装置
公开(公告)号：US5889884A
公开(公告)日：1999-03-30
申请号：US652180
申请日：1996-05-23
CPC分类号： G06K9/3208
摘要： An image forming apparatus automatically identifying top and bottom of document image based on characteristics with regard to shapes or positions of data, etc. recorded on document. Distribution states of pixel cumulative values in main scanning direction and sub scanning direction of image signals provided by scanning the document, are analyzed and top and bottom of the document image is identified from the result of analysis. Further, it is possible to identify the top and bottom of the document image by analyzing the distribution states the pixel cumulative values in the main scanning direction and the sub scanning direction of the image signals and identifying letter series regions and line segment regions displaced therefrom. In addition thereto, it is possible to automatically identify the top and bottom of the document image based on distribution states in the main scanning direction and the sub scanning direction of specific signs included in the image signals provided by scanning the document or distribution states of pixel cumulative values of specific image regions including the specific signs.
摘要翻译： 图像形成装置基于关于记录在文档上的数据等的形状或位置的特性自动识别文档图像的顶部和底部。 分析通过扫描文档提供的图像信号的主扫描方向和副扫描方向上的像素累积值的分布状态，并根据分析结果识别文档图像的顶部和底部。 此外，通过分析图像信号的主扫描方向和副扫描方向上的像素累积值和从其偏移的识别字母串行区域和线段区域的分布状态，可以识别文档图像的顶部和底部。 除此之外，还可以基于通过扫描文档或像素的分布状态提供的图像信号中包含的特定符号的主扫描方向和副扫描方向上的分布状态来自动识别文档图像的顶部和底部 包括特定符号的特定图像区域的累积值。
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6.发明授权公开(公告)号：US08627492B2
公开(公告)日：2014-01-07
申请号：US11876647
申请日：2007-10-22
CPC分类号： H04N1/4413 , H04N1/00843 , H04N1/00875 , H04N1/444 , H04N2201/3204 , H04N2201/3233 , H04N2201/327
摘要： An image processing apparatus comprising: an input portion that inputs image data of a plurality of pages of document; a password detector that detects a password given to each of the pages; a password judger that judges from the detecting results drew by the password detector whether or not different passwords are detected from each of the pages; a correlation judger that judges about each of the pages if the password judger judges that different passwords are detected from each of the pages, whether or not the passwords are correlated to each other; and an output permitting portion that permits the image data of all the pages, which are the image data inputted by the input portion, to be outputted without requesting entry of all passwords, if it is judged about each of the pages that the passwords are correlated to each other, on the other hand, requests entry of a password about each of the pages if it is judged about at least one of the pages that the passwords are not correlated to each other, then permits the image data of a certain page to be outputted, if an appropriate password is entered about that page.
摘要翻译： 一种图像处理装置，包括：输入部分，其输入多页文档的图像数据; 密码检测器，其检测给予每个页面的密码; 从密码检测器检测出的检测结果判断是否从每个页面检测到不同的密码的密码判定器; 如果密码判断器判断从每个页面检测到不同的密码，则密码是否彼此相关，则相关判断器判断每个页面; 以及输出许可部分，其允许输出作为输入部分输入的图像数据的所有页面的图像数据，而不要求输入所有密码，如果对每个页面判断密码是相关的 另一方面，如果判断关于密码彼此不相关的页面中的至少一个，则要求输入关于每个页面的密码，然后允许某个页面的图像数据 如果输入了关于该页面的适当密码，则输出。
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7.发明申请BACKGROUND PATTERN IMAGE COMBINING APPARATUS, BACKGROUND PATTERN IMAGE COMBINING METHOD, AND COMPUTER-READABLE STORAGE MEDIUM FOR COMPUTER PROGRAM 有权背景图案图像组合装置，背景图案图像组合方法和用于计算机程序的计算机可读存储介质公开(公告)号：US20110299794A1
公开(公告)日：2011-12-08
申请号：US13149443
申请日：2011-05-31
IPC分类号： G06K9/36
CPC分类号： B41M3/146 , H04N1/00846 , H04N1/00867 , H04N1/00883 , H04N1/32203 , H04N1/32229 , H04N2201/3269 , H04N2201/327 , H04N2201/3271
摘要： A background pattern image combining apparatus for combining a background pattern image with an input image is provided. The background pattern image includes a plurality of first isolated points having a size that can be read by an image reader and a plurality of second isolated points having a size that cannot be read by the image reader. The background pattern image combining apparatus includes a detector that detects, in the input image, a specific area which is an area having a specific state, and a combining portion that combines the background pattern image with the input image by placing not the plurality of first isolated points but the plurality of second isolated points in the specific area, and, by placing the plurality of first isolated points and the plurality of second isolated points in an area other than the specific area.
摘要翻译： 提供了用于将背景图案图像与输入图像组合的背景图案图像组合装置。 背景图案图像包括具有可由图像读取器读取的尺寸的多个第一隔离点和具有不能被图像读取器读取的尺寸的多个第二隔离点。 背景图案图像组合装置包括：检测器，其在输入图像中检测作为具有特定状态的区域的特定区域;以及组合部分，其将背景图案图像与输入图像组合，不将多个第一 并且通过将多个第一隔离点和多个第二隔离点放置在特定区域以外的区域中，并且通过将多个第一隔离点和多个第二隔离点放置在特定区域以外的区域中。
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公开(公告)号：US07599092B2
公开(公告)日：2009-10-06
申请号：US11507590
申请日：2006-08-22
CPC分类号： H04N1/6058
摘要： An image processing apparatus is provided in which the frequency of undesired delay of the image output can be reduced. The image processing apparatus comprises an image processor for performing a process defined by a parameter on the image data of the received job, a decision portion for deciding a state of the image data of the received job, and a controller for setting a parameter in accordance with the state that is decided by the decision portion if an interval between the received job and the previously received job is longer than a predetermined time, and for setting the parameter that was used in the last job despite the state that is decided by the decision portion if the interval is not longer than the predetermined time.
摘要翻译： 提供一种图像处理装置，其中可以减少图像输出的不期望延迟的频率。 该图像处理装置包括图像处理器，用于执行由接收到的作业的图像数据上的参数定义的处理，用于确定接收到的作业的图像数据的状态的判定部分，以及用于根据接收到的作业设置参数的控制器 如果所接收的作业和先前接收到的作业之间的间隔长于预定时间，则由判定部分决定的状态，并且用于设置在最后作业中使用的参数，尽管由该决定决定的状态 如果间隔不长于预定时间。
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公开(公告)号：US07106475B1
公开(公告)日：2006-09-12
申请号：US09662819
申请日：2000-09-15
CPC分类号： H04N1/6058
摘要： An image processing apparatus is provided in which the frequency of undesired delay of the image output can be reduced. The image processing apparatus comprises an image processor for performing a process defined by a parameter on the image data of the received job, a decision portion for deciding a state of the image data of the received job, and a controller for setting a parameter in accordance with the state that is decided by the decision portion if an interval between the received job and the previously received job is longer than a predetermined time, and for setting the parameter that was used in the last job despite the state that is decided by the decision portion if the interval is not longer than the predetermined time.
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10.发明申请公开(公告)号：US20060066920A1
公开(公告)日：2006-03-30
申请号：US11020209
申请日：2004-12-27
IPC分类号： H04N1/04
CPC分类号： H04N1/00013 , H04N1/00002 , H04N1/00023 , H04N1/00029 , H04N1/0005 , H04N1/00063 , H04N1/00068 , H04N1/00071 , H04N1/00092 , H04N1/1017 , H04N1/12 , H04N1/193 , H04N1/4097
摘要： An image reading apparatus includes, with the purpose of accurately correcting noise in an image due to dust on a platen, three line sensors spaced from each other in a sub scanning direction to scan an original in the sub scanning direction, a platen between the original and the three line sensors, a moving mechanism for moving the platen, a noise detection processor detecting a noise pixel from each of multiple data output from the three line sensors, a second pixel extractor extracting a second pixel present in first data for correcting the noise pixel, based on a value of a first pixel present in second data different from the first data and corresponding to the same location on the original as the noise pixel, and a corrector correcting the noise pixel based on the extracted second pixel.
摘要翻译： 图像读取装置包括：为了精确地校正由于压板上的灰尘引起的图像中的噪声，在副扫描方向上彼此间隔开的三个线传感器在副扫描方向上扫描原稿，原稿 三线传感器，用于移动压板的移动机构，从三线传感器输出的多个数据中的每一个中检测噪声像素的噪声检测处理器;提取第一数据中存在的用于校正噪声的第二像素的第二像素提取器 基于存在于与第一数据不同的第二数据中的第一像素的值对应于作为噪声像素的原稿上的相同位置的像素，以及基于提取的第二像素校正噪声像素的校正器。
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