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1. 发明授权

US08908176B2 Apparatus and method for obtaining spectral characteristics 有权
标题翻译：用于获得光谱特征的装置和方法
公开(公告)号：US08908176B2
公开(公告)日：2014-12-09
申请号：US13741513
申请日：2013-01-15
申请人： Yoichi Kubota , Naoko Shigemori , Naohiro Kamijo , Kohei Shimbo , Manabu Seo
发明人： Yoichi Kubota , Toshihiro Shigemori , Naohiro Kamijo , Kohei Shimbo , Manabu Seo
IPC分类号： G01J3/28 , G01J3/46 , H03F1/26 , H04B15/00 , G01J3/42 , G01J3/50 , G01J3/02
CPC分类号： G01J3/42 , G01J3/027 , G01J3/463 , G01J3/501 , G01J2003/466
摘要： A spectral characteristic obtaining apparatus includes a detection unit detecting light quantities in plural wavelength bands from a measurement target, a storage unit storing pre-obtained spectral characteristics of the measurement target, a calculation unit calculating a primary transformation matrix from the light quantities and the pre-obtained spectral characteristics of at least one reference sample and a secondary transformation matrix from one of the pre-obtained spectral characteristics corresponding to a primary wavelength band and another one of the pre-obtained spectral characteristics corresponding to a secondary wavelength band, an estimation unit estimating the spectral characteristics of the measurement target by performing a primary estimation on the light quantities in the plural wavelength bands by using the primary transformation matrix, performing a secondary estimation on a result of the primary estimation by using the secondary transformation matrix, and compositing a result of the secondary estimation with the result of the primary estimation.
摘要翻译：光谱特征获取装置包括检测单元，用于检测来自测量对象的多个波长带中的光量;存储单元，存储预先获得的测量对象的光谱特性;计算单元，从光量计算初级变换矩阵; 从对应于主波长带的预先获得的光谱特性之一和预先获得的对应于次波长带的光谱特性的另一个获得至少一个参考样本和次要变换矩阵的光谱特征，估计单元通过使用主变换矩阵对多个波长带中的光量进行一次估计，通过使用二次变换矩阵对一次估计的结果进行二次估计，估计测量对象的光谱特性，以及合成进行二次估计的结果，并进行初步估计。

2. 发明申请

US20110222056A1 SPECTROSCOPIC CHARACTERISTICS ACQUISITION UNIT, IMAGE EVALUATION UNIT, AND IMAGE FORMING APPARATUS 有权
标题翻译：光谱特征获取单元，图像评估单元和图像形成装置
公开(公告)号：US20110222056A1
公开(公告)日：2011-09-15
申请号：US13037941
申请日：2011-03-01
申请人： Manabu Seo , Naohiro Kamijo , Kohei Shimbo , Yoichi Kubota
发明人： Manabu Seo , Naohiro Kamijo , Kohei Shimbo , Yoichi Kubota
IPC分类号： G01J3/40
CPC分类号： G01J3/02 , G01J3/0205 , G01J3/0229 , G01J3/2803 , G01J3/502
摘要： A spectroscopic characteristics acquisition unit includes a light emitting unit to illuminate a measurement target; a lens array including lenses to receive reflected light reflected from the measurement target; a light blocking member having a pinhole array including openings; a focusing unit to focus light coming from the pinhole array; a diffraction unit to diffract the light to different directions depending on wavelength of light received by the focusing unit; and a light receiving unit to receive the reflected light diffracted by the diffraction unit. The light receiving unit includes a spectroscopic sensor array having spectroscopy sensors including pixels. Each of the lenses constituting the lens array corresponds to one of the openings of the pinhole array. The numerical aperture NA of the lens in the arrangement direction in the lens array satisfies the formula NA>sin(θmax) with respect to the maximum angle of view θmax of the focusing unit.
摘要翻译：光谱特性获取单元包括照亮测量对象的发光单元; 透镜阵列，包括用于接收从测量对象反射的反射光的透镜; 具有包括开口的针孔阵列的遮光构件; 聚焦单元，用于聚焦来自针孔阵列的光; 衍射单元，用于根据由聚焦单元接收的光的波长将光衍射到不同的方向; 以及光接收单元，用于接收由衍射单元衍射的反射光。光接收单元包括具有包括像素的光谱传感器的光谱传感器阵列。构成透镜阵列的每个透镜对应于针孔阵列的一个开口。透镜阵列中的透镜在排列方向上的数值孔径NA相对于最大视角和焦距满足公式NA> sin（＆amp; max; max）;聚焦单元的最大值。

3. 发明授权

US09677938B2 Spectral characteristic acquisition device, image evaluation device, and image formation apparatus 有权
公开(公告)号：US09677938B2
公开(公告)日：2017-06-13
申请号：US14272705
申请日：2014-05-08
申请人： Kohei Shimbo , Naohiro Kamijo , Yoichi Kubota
发明人： Kohei Shimbo , Naohiro Kamijo , Yoichi Kubota
IPC分类号： G01J3/40 , G03G15/00 , G01J3/28 , G01J3/04 , G01J3/18
CPC分类号： G01J3/2823 , G01J3/04 , G01J3/18 , G01J2003/045 , G01J2003/2826 , G03G15/55 , G03G2215/00616
摘要： A spectral characteristic acquisition device includes a member configured to have a plurality of openings arrayed in a predetermined direction, each of the plurality of openings inclined with respect to the predetermined direction, the plurality of openings being configured to pass light beams from a plurality of positions on an object therethrough, a spectrally dispersing part configured to spectrally disperse the light beams having passed through the plurality of openings in a direction orthogonal to the predetermined direction, and a plurality of one-dimensional image capturing parts provided at a predetermined interval in a plurality of lines and configured to be irradiated with the light beams having been spectrally dispersed by the spectrally dispersing part, a plurality of pixels of the plurality of one-dimensional image capturing parts being arrayed in a direction parallel to the predetermined direction.

4. 发明申请

US20110317149A1 SPECTRAL CHARACTERISTICS ESTIMATION DEVICE, IMAGE FORMING APPARATUS HAVING THE SAME, AND SPECTRAL CHARACTERISTICS ESTIMATION METHOD 有权
标题翻译：光谱特征估计装置，具有该光学特征的图像形成装置和光谱特性估计方法
公开(公告)号：US20110317149A1
公开(公告)日：2011-12-29
申请号：US13165205
申请日：2011-06-21
申请人： Kohei Shimbo , Naohiro Kamijo , Manabu Seo , Yoichi Kubota
发明人： Kohei Shimbo , Naohiro Kamijo , Manabu Seo , Yoichi Kubota
IPC分类号： G01J3/30 , G01N21/55
CPC分类号： H04N1/6027 , G01J3/462 , G01J3/501 , G01J3/502 , G01J3/51
摘要： Spectral characteristics of an object is estimated using an extended sensor response, which includes a product of at least two light intensity signals whose wavelength ranges are partially overlapped with each other.
摘要翻译：使用扩展的传感器响应来估计对象的光谱特性，该响应包括至少两个波长范围彼此重叠的光强度信号的乘积。

5. 发明授权

US08964176B2 Spectrometer, and image evaluating unit and image forming device incorporating the same 有权
标题翻译：光谱仪和图像评估单元以及包括其的图像形成装置
公开(公告)号：US08964176B2
公开(公告)日：2015-02-24
申请号：US13785436
申请日：2013-03-05
申请人： Naohiro Kamijo , Kohei Shimbo , Yoichi Kubota , Manabu Seo
发明人： Naohiro Kamijo , Kohei Shimbo , Yoichi Kubota , Manabu Seo
IPC分类号： G01J3/28 , G01J3/40 , G01J3/42 , G01J3/02 , G01J3/18 , G01J3/50 , G03G15/00
CPC分类号： G01J3/42 , G01J3/0208 , G01J3/0229 , G01J3/024 , G01J3/0262 , G01J3/0297 , G01J3/18 , G01J3/24 , G01J3/2823 , G01J3/50 , G01J2003/503 , G03G15/00 , G03G15/5062
摘要： A spectrometer includes a light source to project a light beam to a target object, an optical element including a plurality of apertures through which the light beam reflected by the target object transmits, a diffraction element to form diffracted images from a plurality of light beams having transmitted through the optical element, and a light receiving element to receive the diffracted images formed by the diffraction element and including an optical shield to block a diffracted image other than a certain-order diffracted image.
摘要翻译：光谱仪包括将光束投射到目标物体的光源，包括由目标物体反射的光束透过的多个孔的光学元件，衍射元件，以从具有多个光束的多个光束形成衍射图像，所述多个光束具有通过光学元件透射的光接收元件和用于接收由衍射元件形成的衍射图像的光接收元件，并且包括光学屏蔽件以阻挡除一定级衍射图像之外的衍射图像。

6. 发明授权

US08559005B2 Spectral characteristic measuring device and image forming apparatus 有权
标题翻译：光谱特征测量装置和成像装置
公开(公告)号：US08559005B2
公开(公告)日：2013-10-15
申请号：US13737157
申请日：2013-01-09
申请人： Kohei Shimbo , Naohiro Kamijo , Manabu Seo , Yoichi Kubota
发明人： Kohei Shimbo , Naohiro Kamijo , Manabu Seo , Yoichi Kubota
IPC分类号： G01J3/28
CPC分类号： G01J3/0208 , G01J3/0205 , G01J3/0229 , G01J3/0248 , G01J3/1804 , G01J3/2803
摘要： A spectral characteristic measuring device includes an illuminating unit that illuminates a medium; a light dividing unit that divides reflection light from the medium into reflection light beams; a first imaging unit that includes first lenses and second lenses arranged alternately in a staggered pattern and focuses the respective reflection light beams; a diffraction unit that includes a first diffraction region and a second diffraction region and diffracts the focused reflection light beams to form diffraction images; and a light receiving unit that includes plural pixels for receiving the diffraction images. The reflection light beams focused by the first lenses enter the first diffraction region to form first diffraction images, the reflection light beams focused by the second lenses enter the second diffraction region to form second diffraction images, and the first and second diffraction images are arranged alternately on the light receiving unit in a pixel arrangement direction.
摘要翻译：光谱特性测量装置包括照亮介质的照明单元; 将来自介质的反射光分成反射光束的光分割单元; 第一成像单元，其包括以交错图案交替布置的第一透镜和第二透镜，并且对各个反射光束进行聚焦; 衍射单元，其包括第一衍射区域和第二衍射区域，并衍射聚焦反射光束以形成衍射图像; 以及包括用于接收衍射图像的多个像素的光接收单元。由第一透镜聚焦的反射光束进入第一衍射区域以形成第一衍射图像，由第二透镜聚焦的反射光束进入第二衍射区域以形成第二衍射图像，并且第一和第二衍射图像交替布置在像素排列方向上的光接收单元上。

7. 发明授权

US09224080B2 Spectral characteristic acquisition device, image evaluation device, and image formation apparatus 有权
标题翻译：光谱特征采集装置，图像评估装置和图像形成装置
公开(公告)号：US09224080B2
公开(公告)日：2015-12-29
申请号：US14614497
申请日：2015-02-05
申请人： Yoichi Kubota , Kohei Shimbo , Naohiro Kamijo
发明人： Yoichi Kubota , Kohei Shimbo , Naohiro Kamijo
IPC分类号： H04N1/60 , G06K15/02
CPC分类号： G06K15/1878 , G01J3/28 , G01J3/2803 , G01J3/52 , G01J3/524 , G01N21/276 , G01N21/278 , G01N21/4788 , G06K15/027 , H04N1/6027 , H04N1/6041 , H04N1/6044 , H04N1/6097
摘要： A spectral characteristic acquisition device includes a light irradiation part configured to irradiate an object with light, a diffraction part configured to diffract light reflected from the object to provide diffracted light, a light-receiving part configured to receive the diffracted light and output a signal based on an amount of the diffracted light, a calibration color index configured to include a color with a known spectral characteristic, and an operation part configured to calculate a spectral characteristic of the object from a signal output from the light-receiving part by using a predetermined transformation matrix and calibrate the transformation matrix by using the calibration color index.
摘要翻译：光谱特征获取装置包括被配置为用光照射物体的光照射部分，被配置为衍射从物体反射的光以衍射光的衍射部分，被配置为接收衍射光并输出基于信号的光接收部分对于衍射光的量，被配置为包括具有已知光谱特性的颜色的校准颜色指标，以及被配置为通过使用预定的从光接收部分输出的信号来计算物体的光谱特性的操作部分转换矩阵，并使用校准颜色指数校准变换矩阵。

8. 发明申请

US20130182251A1 SPECTRAL CHARACTERISTIC MEASURING DEVICE AND IMAGE FORMING APPARATUS 有权
标题翻译：光谱特性测量装置和图像形成装置
公开(公告)号：US20130182251A1
公开(公告)日：2013-07-18
申请号：US13737157
申请日：2013-01-09
申请人： Kohei Shimbo , Naohiro Kamijo , Manabu Seo , Yoichi Kubota
发明人： Kohei Shimbo , Naohiro Kamijo , Manabu Seo , Yoichi Kubota
IPC分类号： G01J3/02
CPC分类号： G01J3/0208 , G01J3/0205 , G01J3/0229 , G01J3/0248 , G01J3/1804 , G01J3/2803
摘要： A spectral characteristic measuring device includes an illuminating unit that illuminates a medium; a light dividing unit that divides reflection light from the medium into reflection light beams; a first imaging unit that includes first lenses and second lenses arranged alternately in a staggered pattern and focuses the respective reflection light beams; a diffraction unit that includes a first diffraction region and a second diffraction region and diffracts the focused reflection light beams to form diffraction images; and a light receiving unit that includes plural pixels for receiving the diffraction images. The reflection light beams focused by the first lenses enter the first diffraction region to form first diffraction images, the reflection light beams focused by the second lenses enter the second diffraction region to form second diffraction images, and the first and second diffraction images are arranged alternately on the light receiving unit in a pixel arrangement direction.
摘要翻译：光谱特性测量装置包括照亮介质的照明单元; 将来自介质的反射光分成反射光束的光分割单元; 第一成像单元，其包括以交错图案交替布置的第一透镜和第二透镜，并且对各个反射光束进行聚焦; 衍射单元，其包括第一衍射区域和第二衍射区域，并衍射聚焦反射光束以形成衍射图像; 以及包括用于接收衍射图像的多个像素的光接收单元。由第一透镜聚焦的反射光束进入第一衍射区域以形成第一衍射图像，由第二透镜聚焦的反射光束进入第二衍射区域以形成第二衍射图像，并且第一和第二衍射图像交替布置在像素排列方向上的光接收单元上。

9. 发明授权

US09197761B2 Spectral characteristic acquisition apparatus, image evaluation apparatus, and image forming apparatus 有权
标题翻译：光谱特征采集装置，图像评价装置和图像形成装置
公开(公告)号：US09197761B2
公开(公告)日：2015-11-24
申请号：US14454847
申请日：2014-08-08
申请人： Naohiro Kamijo , Kohei Shimbo , Yoichi Kubota
发明人： Naohiro Kamijo , Kohei Shimbo , Yoichi Kubota
IPC分类号： H04N1/46 , H04N1/00 , H04N1/50 , H04N1/60 , G01J3/28 , G01J3/18
CPC分类号： H04N1/00015 , H04N1/00005 , H04N1/00023 , H04N1/0005 , H04N1/00063 , H04N1/00087 , H04N1/50
摘要： A spectral characteristic acquisition apparatus includes a light emitting part configured to emit light onto an object, a light dividing part configured to divide the light reflected from the object into multiple light beams by multiple aperture parts of the light dividing part, a dispersing part configured to form multiple diffraction images corresponding to the aperture parts by spectrally dispersing the light beams, a light receiving part including an array of spectral sensors that receive the diffraction images at substantially the same position on their respective light receiving surfaces and convert the received diffraction images into electrical signals, and an operation part configured to compute a spectral characteristic of the object based on the electrical signals.
摘要翻译：光谱特征获取装置包括被配置为将光发射到物体上的发光部分，被配置为将从物体反射的光分成由多个光束分成多个光束的光分离部分的光分离部分，分散部分被配置为通过光谱分散光束形成对应于孔径部分的多个衍射图像，光接收部分，其包括光谱传感器阵列，其接收衍射图像在它们各自的光接收表面上基本相同的位置，并将接收的衍射图像转换成电信号和被配置为基于电信号计算对象的光谱特性的操作部分。

10. 发明授权

US08879057B2 Spectral characteristic acquiring apparatus, spectral characteristic acquiring method and image evaluating apparatus 有权
标题翻译：光谱特征获取装置，光谱特征获取方法和图像评估装置
公开(公告)号：US08879057B2
公开(公告)日：2014-11-04
申请号：US13559982
申请日：2012-07-27
申请人： Kohei Shimbo , Naohiro Kamijo , Yoichi Kubota , Manabu Seo
发明人： Kohei Shimbo , Naohiro Kamijo , Yoichi Kubota , Manabu Seo
IPC分类号： G01J3/00 , G01J3/40 , G01J3/28 , G01J3/52 , G01J3/04 , G01J3/50 , H04N1/60 , B41F33/00 , G01N21/86
CPC分类号： G01J3/524 , B41F33/00 , B41F33/0045 , G01J3/04 , G01J3/28 , G01J3/502 , G01N21/86 , H04N1/6033 , H04N1/6044
摘要： A spectral characteristic acquiring apparatus is provided which includes: an area dividing part; a spectrum separating part; a light receiving part; and a calculating part, wherein the calculating part includes a transformation matrix storing part that stores a transformation matrix used for calculating the spectral characteristic corresponding to electrical signals of a first diffraction pattern group including two or more adjacent diffraction patterns, and a spectral characteristic calculating part that calculates, based on the electrical signals of the first diffraction pattern group and the corresponding transformation matrix, the spectral characteristic at the locations of the image carrying medium corresponding to the apertures of the first diffraction pattern group.
摘要翻译：提供了一种光谱特征获取装置，包括：区域分割部分; 光谱分离部分; 光接收部; 以及计算部分，其中所述计算部分包括变换矩阵存储部分，所述变换矩阵存储部分存储用于计算与包括两个或更多个相邻衍射图案的第一衍射图形组的电信号相对应的光谱特性的变换矩阵，以及光谱特性计算部分其基于第一衍射图案组的电信号和相应的变换矩阵计算与第一衍射图案组的孔对应的图像承载介质的位置处的光谱特性。

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