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1. 发明申请

US20120207398A1 IMAGE CODING DEVICE, IMAGE DECODING DEVICE, METHODS THEREOF, AND PROGRAMS 有权
标题翻译：图像编码装置，图像解码装置，其方法和程序
公开(公告)号：US20120207398A1
公开(公告)日：2012-08-16
申请号：US13347982
申请日：2012-01-11
申请人： Kazuhiro SHIMAUCHI , Yuji Wada , Hiroshi Ikeda , Daisuke Tahara
发明人： Kazuhiro SHIMAUCHI , Yuji Wada , Hiroshi Ikeda , Daisuke Tahara
IPC分类号： G06K9/36
CPC分类号： G06T9/007 , G06T9/004 , H04N19/103 , H04N19/119 , H04N19/122 , H04N19/126 , H04N19/14 , H04N19/176 , H04N19/46 , H04N19/61 , H04N19/70
摘要： An image coding device including: an edge detecting section configured to perform edge detection using an image signal of a reference image for a coding object block; a transform block setting section configured to set transform blocks by dividing the coding object block such that a boundary between the blocks after division does not include an edge on a basis of a result of the edge detection; and a coding processing section configured to generate coded data by performing processing including an orthogonal transform of each of the transform blocks.
摘要翻译：一种图像编码装置，包括：边缘检测部，被配置为使用编码对象块的参考图像的图像信号进行边缘检测; 变换块设置部分，被配置为通过划分编码对象块来设置变换块，使得除法之后的块之间的边界基于边缘检测的结果不包括边缘; 以及编码处理部，被配置为通过执行包括每个变换块的正交变换的处理来生成编码数据。

2. 发明授权

US08625909B2 Image encoding apparatus and method, image decoding apparatus and method, and program 失效
标题翻译：图像编码装置和方法，图像解码装置和方法以及程序
公开(公告)号：US08625909B2
公开(公告)日：2014-01-07
申请号：US13019699
申请日：2011-02-02
申请人： Kazuhiro Shimauchi , Yuji Wada , Hiroshi Ikeda , Daisuke Tahara
发明人： Kazuhiro Shimauchi , Yuji Wada , Hiroshi Ikeda , Daisuke Tahara
IPC分类号： G06K9/36
CPC分类号： H04N19/91 , H04N19/647
摘要： An image encoding apparatus includes a band division unit configured to perform frequency band division for generating coefficient data of each of a plurality of frequency bands from image data of a block unit and, with regard to the frequency band division, to perform frequency band division of the coefficient data of the low-band component after rearranging a spatial position with respect to coefficient data of a low-band component obtained by frequency band division, and an encoding unit configured to perform encoding of the coefficient data of each of the plurality of frequency bands.
摘要翻译：一种图像编码装置，包括：频带分割单元，被配置为执行频带划分，用于从块单元的图像数据生成多个频带中的每一个的系数数据，并且关于频带划分，进行频带划分相对于通过频带划分获得的低频带分量的系数数据重新排列空间位置之后的低频带分量的系数数据，以及编码单元，被配置为对多个频率中的每一个的系数数据进行编码乐队。

3. 发明授权

US08538179B2 Image coding device, image decoding device, methods thereof, and programs 有权
公开(公告)号：US08538179B2
公开(公告)日：2013-09-17
申请号：US13347982
申请日：2012-01-11
申请人： Kazuhiro Shimauchi , Yuji Wada , Hiroshi Ikeda , Daisuke Tahara
发明人： Kazuhiro Shimauchi , Yuji Wada , Hiroshi Ikeda , Daisuke Tahara
IPC分类号： G06K9/36 , G06K9/46
CPC分类号： G06T9/007 , G06T9/004 , H04N19/103 , H04N19/119 , H04N19/122 , H04N19/126 , H04N19/14 , H04N19/176 , H04N19/46 , H04N19/61 , H04N19/70
摘要： An image coding device including: an edge detecting section configured to perform edge detection using an image signal of a reference image for a coding object block; a transform block setting section configured to set transform blocks by dividing the coding object block such that a boundary between the blocks after division does not include an edge on a basis of a result of the edge detection; and a coding processing section configured to generate coded data by performing processing including an orthogonal transform of each of the transform blocks.

4. 发明申请

US20110229047A1 IMAGE ENCODING APPARATUS AND METHOD, IMAGE DECODING APPARATUS AND METHOD, AND PRGRAM 失效
标题翻译：图像编码装置和方法，图像解码装置和方法，以及程序
公开(公告)号：US20110229047A1
公开(公告)日：2011-09-22
申请号：US13019699
申请日：2011-02-02
申请人： Kazuhiro SHIMAUCHI , Yuji Wada , Hiroshi Ikeda , Daisuke Tahara
发明人： Kazuhiro SHIMAUCHI , Yuji Wada , Hiroshi Ikeda , Daisuke Tahara
IPC分类号： G06K9/36
CPC分类号： H04N19/91 , H04N19/647
摘要： An image encoding apparatus includes a band division unit configured to perform frequency band division for generating coefficient data of each of a plurality of frequency bands from image data of a block unit and, with regard to the frequency band division, to perform frequency band division of the coefficient data of the low-band component after rearranging a spatial position with respect to coefficient data of a low-band component obtained by frequency band division, and an encoding unit configured to perform encoding of the coefficient data of each of the plurality of frequency bands.
摘要翻译：一种图像编码装置，包括：频带分割单元，被配置为执行频带划分，用于从块单元的图像数据生成多个频带中的每一个的系数数据，并且关于频带划分，进行频带划分相对于通过频带划分获得的低频带分量的系数数据重新排列空间位置之后的低频带分量的系数数据，以及编码单元，被配置为对多个频率中的每一个的系数数据进行编码乐队。

5. 发明授权

US08582899B2 Image coding apparatus and method, image decoding apparatus and method, and program 失效
标题翻译：图像编码装置及方法，图像解码装置及方法及程序
公开(公告)号：US08582899B2
公开(公告)日：2013-11-12
申请号：US13023830
申请日：2011-02-09
申请人： Hiroshi Ikeda , Yuji Wada , Kazuhiro Shimauchi
发明人： Hiroshi Ikeda , Yuji Wada , Kazuhiro Shimauchi
IPC分类号： G06K9/36
CPC分类号： H03M7/30 , H03M7/40 , H04N1/41 , H04N1/64 , H04N19/13 , H04N19/184 , H04N19/1883 , H04N19/647
摘要： An image coding apparatus includes a significant bit detection processing unit that detects a number of pieces of coefficient data where a significant bit is detected on a higher-order bit plane for each bit plane from coefficient data generated by performing a frequency transform on image data, a coding selection unit that selects a variable-length coding or a fixed-length coding for each bit plane on the basis of the number of pieces of coefficient data and a bit depth of the bit plane, a variable-length coding unit that performs a variable-length coding on the bit plane where the variable-length coding is selected, and a fixed-length coding unit that performs a fixed-length coding on the bit plane where the fixed-length coding is selected.
摘要翻译：图像编码装置包括：有效位检测处理单元，其对通过对图像数据进行频率变换而生成的系数数据，对于每个位平面检测在高位位平面上检测有效位的系数数据，编码选择单元，其基于系数数据的数量和比特平面的比特深度来选择每个比特平面的可变长度编码或固定长度编码;可变长度编码单元，其执行在选择可变长度编码的位平面上的可变长度编码以及在选择了固定长度编码的位平面上执行固定长度编码的固定长度编码单元。

6. 发明授权

US08254708B2 Encoding device, encoding method, recording medium, and image processing apparatus 失效
标题翻译：编码装置，编码方法，记录介质和图像处理装置
公开(公告)号：US08254708B2
公开(公告)日：2012-08-28
申请号：US12628559
申请日：2009-12-01
申请人： Kazuhiro Shimauchi , Yuji Wada , Hiroshi Ikeda
发明人： Kazuhiro Shimauchi , Yuji Wada , Hiroshi Ikeda
IPC分类号： G06K9/36 , G06K9/46
CPC分类号： H04N19/186 , H04N19/115 , H04N19/119 , H04N19/124 , H04N19/14 , H04N19/15 , H04N19/176 , H04N19/436 , H04N19/593 , H04N19/91
摘要： An encoding device includes: a color-difference signal encoding unit for encoding a color-difference signal for each processing block in multiple color-difference signal encoding modes to generate multiple color-difference signal bit streams; a color-difference mode selecting unit for selecting a color-difference signal encoding mode from the multiple color-difference signal encoding modes; a luminance signal encoding unit for calculating luminance target code amount by subtracting the code amount of the encoded color-difference signal bit stream from fixed code amount, and encoding a luminance signal to generate a luminance signal bit stream; a color-difference reselecting unit for selecting the color-difference signal encoding mode corresponding to the color-difference signal bit stream having the code amount not greater than the fixed code amount, and small deterioration as to the color-difference signal; and a multiplexing unit for multiplexing the luminance signal bit stream, and the encoded color-difference signal bit stream to generate a bit stream.
摘要翻译：编码装置包括：色差信号编码单元，用于在多个色差信号编码模式中对每个处理块的色差信号进行编码，以产生多个色差信号比特流; 色差模式选择单元，用于从多个色差信号编码模式中选择色差信号编码模式; 亮度信号编码单元，用于通过从固定代码量中减去编码色差信号比特流的代码量来计算亮度目标代码量，以及对亮度信号进行编码以产生亮度信号比特流; 色差重新选择单元，用于选择与具有不大于固定码量的码量的色差信号比特流相对应的色差信号编码模式，以及色差信号的劣化; 以及复用单元，用于对亮度信号比特流和编码的色差信号比特流进行多路复用以产生比特流。

7. 发明申请

US20100119167A1 IMAGE DECODING APPARATUS, IMAGE DECODING METHOD AND COMPUTER PROGRAM 失效
标题翻译：图像解码设备，图像解码方法和计算机程序
公开(公告)号：US20100119167A1
公开(公告)日：2010-05-13
申请号：US12615409
申请日：2009-11-10
申请人： Hiroshi Ikeda , Yuji Wada , Kazuhiro Shimauchi
发明人： Hiroshi Ikeda , Yuji Wada , Kazuhiro Shimauchi
IPC分类号： G06K9/36
CPC分类号： H04N19/44 , H04N19/18 , H04N19/184 , H04N19/48 , H04N19/647
摘要： An image decoding apparatus includes an information acquisition section that acquires information of a bit-plane truncation position in an encoded stream from the encoded stream generated by performing bit-plane encoding on a transform coefficient, a decoding process section that performs a decoding process on the encoded stream and generates a transform coefficient, and a significant coefficient detection section that detects whether the transform coefficient generated in the decoding process section is significant. The image decoding apparatus includes a correction value acquisition section that acquires a correction value corresponding to the bit-plane truncation position in the transform coefficient detected to be significant, from a correction value table, and a coefficient correction processing section that performs coefficient correction processing on the transform coefficient using the correction value acquired in the correction value acquisition section only for the transform coefficient detected to be significant in the significant coefficient detection section.
摘要翻译：一种图像解码装置，包括：信息获取部，从通过对变换系数进行位平面编码生成的编码流获取编码流中的位平面截取位置的信息;解码处理部，对解码处理部进行解码处理编码流并生成变换系数，以及有效系数检测部，其检测在解码处理部中生成的变换系数是否显着。该图像解码装置包括校正值获取部，其从校正值表中获取与检测为有效的变换系数中的位平面截断位置对应的校正值，以及系数校正处理部，其对使用在校正值获取部分中获取的校正值的变换系数仅对于在有效系数检测部分中检测为有效的变换系数。

8. 发明授权

US08406542B2 Image decoding apparatus, image decoding method and computer program 失效
标题翻译：图像解码装置，图像解码方法和计算机程序
公开(公告)号：US08406542B2
公开(公告)日：2013-03-26
申请号：US12615409
申请日：2009-11-10
申请人： Hiroshi Ikeda , Yuji Wada , Kazuhiro Shimauchi
发明人： Hiroshi Ikeda , Yuji Wada , Kazuhiro Shimauchi
IPC分类号： G06K9/36
CPC分类号： H04N19/44 , H04N19/18 , H04N19/184 , H04N19/48 , H04N19/647
摘要： An image decoding apparatus includes an information acquisition section that acquires information of a bit-plane truncation position in an encoded stream from the encoded stream generated by performing bit-plane encoding on a transform coefficient, a decoding process section that performs a decoding process on the encoded stream and generates a transform coefficient, and a significant coefficient detection section that detects whether the transform coefficient generated in the decoding process section is significant. The image decoding apparatus includes a correction value acquisition section that acquires a correction value corresponding to the bit-plane truncation position in the transform coefficient detected to be significant, from a correction value table, and a coefficient correction processing section that performs coefficient correction processing on the transform coefficient using the correction value acquired in the correction value acquisition section only for the transform coefficient detected to be significant in the significant coefficient detection section.
摘要翻译：一种图像解码装置，包括：信息获取部，从通过对变换系数进行位平面编码生成的编码流获取编码流中的位平面截取位置的信息;解码处理部，对解码处理部进行解码处理编码流并生成变换系数，以及有效系数检测部，其检测在解码处理部中生成的变换系数是否显着。该图像解码装置包括校正值获取部，其从校正值表中获取与检测为有效的变换系数中的位平面截断位置对应的校正值，以及系数校正处理部，其对使用在校正值获取部分中获取的校正值的变换系数仅对于在有效系数检测部分中检测为有效的变换系数。

9. 发明申请

US20100172583A1 ENCODING DEVICE, ENCODING METHOD, RECORDING MEDIUM, AND IMAGE PROCESSING APPARATUS 失效
标题翻译：编码设备，编码方法，记录介质和图像处理设备
公开(公告)号：US20100172583A1
公开(公告)日：2010-07-08
申请号：US12628559
申请日：2009-12-01
申请人： Kazuhiro SHIMAUCHI , Yuji Wada , Hiroshi Ikeda
发明人： Kazuhiro SHIMAUCHI , Yuji Wada , Hiroshi Ikeda
IPC分类号： G06K9/36
CPC分类号： H04N19/186 , H04N19/115 , H04N19/119 , H04N19/124 , H04N19/14 , H04N19/15 , H04N19/176 , H04N19/436 , H04N19/593 , H04N19/91
摘要： An encoding device includes: a color-difference signal encoding unit for encoding a color-difference signal for each processing block in multiple color-difference signal encoding modes to generate multiple color-difference signal bit streams; a color-difference mode selecting unit for selecting a color-difference signal encoding mode from the multiple color-difference signal encoding modes; a luminance signal encoding unit for calculating luminance target code amount by subtracting the code amount of the encoded color-difference signal bit stream from fixed code amount, and encoding a luminance signal to generate a luminance signal bit stream; a color-difference reselecting unit for selecting the color-difference signal encoding mode corresponding to the color-difference signal bit stream having the code amount not greater than the fixed code amount, and small deterioration as to the color-difference signal; and a multiplexing unit for multiplexing the luminance signal bit stream, and the encoded color-difference signal bit stream to generate a bit stream.
摘要翻译：编码装置包括：色差信号编码单元，用于在多个色差信号编码模式中对每个处理块的色差信号进行编码，以产生多个色差信号比特流; 色差模式选择单元，用于从多个色差信号编码模式中选择色差信号编码模式; 亮度信号编码单元，用于通过从固定代码量中减去编码色差信号比特流的代码量来计算亮度目标代码量，以及对亮度信号进行编码以产生亮度信号比特流; 色差重新选择单元，用于选择与具有不大于固定码量的码量的色差信号比特流相对应的色差信号编码模式，以及色差信号的劣化; 以及复用单元，用于对亮度信号比特流和编码的色差信号比特流进行多路复用以产生比特流。

10. 发明申请

US20120308147A1 IMAGE PROCESSING DEVICE, IMAGE PROCESSING METHOD, AND PROGRAM 审中-公开
标题翻译：图像处理设备，图像处理方法和程序
公开(公告)号：US20120308147A1
公开(公告)日：2012-12-06
申请号：US13440395
申请日：2012-04-05
申请人： Hiroshi IKEDA , Takahiro Sato , Kazuhiro Shimauchi , Yuji Wada
发明人： Hiroshi IKEDA , Takahiro Sato , Kazuhiro Shimauchi , Yuji Wada
IPC分类号： G06K9/36
CPC分类号： G06T3/40 , H04N19/132 , H04N19/162 , H04N19/44 , H04N19/85
摘要： There is provided an image processing device including a selection section which selects an image from a plurality of images each having resolution different from each other and being capable of being partially decoded, based on a ratio of a size of a display target area to a size of a reference image among the plurality of images, and a decoding section which decodes a part corresponding to the display target area within the image selected by the selection section.
摘要翻译：提供了一种图像处理装置，其包括：选择部，其根据显示目标区域的大小与尺寸的比例，从分辨率彼此不同并且能够被部分解码的多个图像中选择图像多个图像中的参考图像的解码部分，以及对由选择部分选择的图像内的与显示目标区域相对应的部分进行解码的解码部分。

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