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1.发明申请TOMOGRAPHY APPARATUS AND METHOD OF RECONSTRUCTING A TOMOGRAPHY IMAGE BY THE TOMOGRAPHY APPARATUS 有权TOMOGRAPHY装置和重建TOMOGRAPHY图像的图像的方法公开(公告)号：US20150243070A1
公开(公告)日：2015-08-27
申请号：US14629078
申请日：2015-02-23
Inventor： Jong Beom RA , Seungeon KIM , Kyoung-yong LEE , Toshihiro RIFU , Jong-hyon YI , Iljun AHN , Yongjin CHANG
CPC classification number: G06T15/08 , A61B6/032 , A61B6/4078 , A61B6/4085 , A61B6/463 , A61B6/466 , A61B6/469 , A61B6/486 , A61B6/503 , A61B6/504 , A61B6/5205 , A61B6/5217 , A61B6/5264 , A61B6/5288 , A61B6/541 , A61B6/563 , G06T7/20 , G06T11/005 , G06T13/20 , G06T2207/10081 , G06T2211/412 , G06T2211/421 , G06T2215/16
Abstract: A tomography apparatus includes a data acquirer which acquires a first image which corresponds to a first time point and a second image which corresponds to a second time point by performing a tomography scan on an object; an image reconstructor which acquires first information which relates to a relationship between a motion amount of the object and the time based on a motion amount between the first image and the second image, predicts a third image which corresponds to a third time point between the first and second time points based on the first information, corrects the first information by using the predicted third image and measured data which corresponds to the third time point, and reconstructs the third image by using the corrected first information; and a display which displays the reconstructed third image.
Abstract translation: 断层摄影装置包括通过对物体进行断层摄影扫描来获取对应于第一时间点的第一图像和对应于第二时间点的第二图像的数据获取器; 基于第一图像和第二图像之间的运动量获取与物体的运动量与时间之间的关系相关的第一信息的图像重建器，预测与第一图像之间的第三时间点对应的第三图像 和基于第一信息的第二时间点，通过使用预测的第三图像和对应于第三时间点的测量数据来校正第一信息，并且通过使用校正的第一信息来重构第三图像; 以及显示重建的第三图像的显示器。
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公开(公告)号：US20200240934A1
公开(公告)日：2020-07-30
申请号：US15760596
申请日：2016-04-04
Applicant: Samsung Electronics Co., Ltd
Inventor： Jong Hyon YI , Toshihiro RIFU , Narayanan AJAY , Alexander ZAMYATIN
Abstract: Disclosed is a tomography apparatus including a controller for estimating a Point Spread Function (PSF) corresponding to a location of an object; and an image processor for de-blurring projection data of the object based on the PSF corresponding to the location of the object.
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3.发明申请TOMOGRAPHY APPARATUS AND METHOD OF RECONSTRUCTING CROSS-SECTIONAL IMAGE 审中-公开TOMOGRAPHY装置和重新构建交叉图像的方法公开(公告)号：US20170069061A1
公开(公告)日：2017-03-09
申请号：US15212809
申请日：2016-07-18
Applicant: SAMSUNG ELECTRONICS CO., LTD.
Inventor： Chan-won SEO , Toshihiro RIFU , Duhgoon LEE , Do-il KIM , Sang-nam NAM , Kyoung-yong LEE
CPC classification number: A61B6/032 , A61B6/5205 , A61B6/5258 , A61B6/563 , G06T11/008
Abstract: A tomography apparatus includes a data obtainer configured to obtain first image data at a first point and second image data at a second point using tomography, the tomography being performed by irradiating an X-ray to an object; an image processor configured to perform noise reduction based on at least one from among the first image data and the second image data, and to obtain a first reference image corresponding to the first image data and a second reference image corresponding to the second image data using a result of the performed noise reduction; and an image reconstructor configured to reconstruct a target image representing the object based on the first reference image and the second reference image.
Abstract translation: 断层摄影装置包括被配置为在第一点获得第一图像数据的数据获取器和使用断层摄影的第二点处的第二图像数据，通过将X射线照射到对象来执行断层摄影; 图像处理器，被配置为基于来自第一图像数据和第二图像数据中的至少一个执行降噪，并且获得与第一图像数据相对应的第一参考图像和使用与第二图像数据对应的第二参考图像 执行噪声降低的结果; 以及图像重建器，被配置为基于所述第一参考图像和所述第二参考图像来重建表示所述对象的目标图像。
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4.发明申请TOMOGRAPHY APPARATUS AND METHOD FOR RECONSTRUCTING TOMOGRAPHY IMAGE THEREOF 有权TOMOGRAPHY装置及其重建图像图像的方法公开(公告)号：US20150243045A1
公开(公告)日：2015-08-27
申请号：US14554799
申请日：2014-11-26
Inventor： Jong Beom RA , Seungeon KIM , Kyoung-yong LEE , Toshihiro RIFU , Jonghyon YI , Iljun AHN , Yongjin CHANG , Byung-sun CHOI
CPC classification number: G06T7/246 , A61B6/032 , A61B6/037 , A61B6/5205 , A61B6/5264 , G06T7/248 , G06T11/006 , G06T2207/10081 , G06T2211/412 , G06T2211/421
Abstract: A tomography apparatus includes a data acquirer acquiring a first image and a second image that are partial images, by using data acquired in a first angular section corresponding to a first time point and a second angular section corresponding to a second time and facing the first angular section, by performing a tomography scan on an object that is moving, and acquiring first information indicating a motion amount of the object by using the first image and the second image, and an image reconstructor reconstructing a target image indicating the object at a target time, based on the first information.
Abstract translation: 断层摄影装置包括数据获取器，通过使用在对应于第一时间点的第一角度部分中获取的数据和对应于第二时间的第二角度部分获取第一图像和第二图像的第二图像，并且面对第一角度 通过对正在移动的对象进行断层摄影扫描，并且通过使用第一图像和第二图像获取指示对象的运动量的第一信息，以及图像重建器，在目标时间重建指示对象的目标图像 ，基于第一个信息。
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5.发明申请TOMOGRAPHY APPARATUS AND METHOD OF RECONSTRUCTING TOMOGRAPHY IMAGES 审中-公开TOMOGRAPHY设备和重建TOMOGRAPHY图像的方法公开(公告)号：US20170055932A1
公开(公告)日：2017-03-02
申请号：US15228530
申请日：2016-08-04
Applicant: SAMSUNG ELECTRONICS CO., LTD.
Inventor： Kyoung-yong LEE , Do-il KIM , Toshihiro RIFU , Duhgoon LEE
CPC classification number: A61B6/5264 , A61B6/027 , A61B6/032 , A61B6/0407 , A61B6/4007 , A61B6/4447 , A61B6/482 , A61B6/5205 , G06T11/005 , G06T2211/408 , G06T2211/436
Abstract: Provided is a tomography apparatus including: a data acquisitor configured to obtain a first image by using tomography data acquired as a first X-ray generator for generating X-rays having a first energy rotates around an object over a first angular range and obtain a second image by using tomography data acquired as a second X-ray generator for generating X-rays having a second energy rotates around the object over a second angular range; a controller configured to acquire motion information representing an amount of motion of the object over time by using the first and second images; and an image reconstructor configured to reconstruct a target image showing the object at a target time point by using the motion information.
Abstract translation: 提供了一种断层摄影装置，包括：数据采集器，被配置为通过使用获取为第一X射线发生器的X线摄影数据获得第一图像，用于产生具有第一能量的X射线在第一角度范围内围绕物体旋转，并获得第二 通过使用作为第二X射线发生器获取的用于产生具有第二能量的X射线的断层摄影数据的图像在第二角度范围内围绕物体旋转; 控制器，被配置为通过使用所述第一和第二图像来获取表示所述对象随时间的运动量的运动信息; 以及图像重构器，被配置为通过使用运动信息来重构在目标时间点显示对象的目标图像。
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Patent Agency Ranking
6.发明申请TOMOGRAPHY APPARATUS AND METHOD OF RECONSTRUCTING TOMOGRAPHY IMAGE BY USING THE TOMOGRAPHY APPARATUS 有权TOMOGRAPHY装置和使用TOMOGRAPHY装置重建TOMOGRAPHY图像的方法公开(公告)号：US20160300370A1
公开(公告)日：2016-10-13
申请号：US15084709
申请日：2016-03-30
Applicant: SAMSUNG ELECTRONICS CO., LTD.
Inventor： Sang-wook YOO , Ajay NARAYANAN , Toshihiro RIFU , Gun-woo LEE , Jong-hyon YI
CPC classification number: G06T11/006 , G06T5/003 , G06T11/005 , G06T2207/10081 , G06T2207/20201 , G06T2211/412
Abstract: A tomography apparatus includes a data acquirer configured to obtain a first partial image and a second partial image of an object based on data that is obtained respectively at a first angular section corresponding to a first time and at a second angular section corresponding to a second time during a tomography scan of the object that is moving, a controller configured to determine first information indicating a motion amount of the object in a first area of an entire image based on the first partial image and the second partial image, and determine second information indicating a degree of blur of a point included in the object in the first area based on the first information, and an image processor configured to correct the first area based on the first information and the second information, and output a tomography image based on the corrected first area.
Abstract translation: 断层摄影装置包括：数据获取装置，被配置为基于分别在对应于第一时间的第一角度部分获得的数据获得对象的第一部分图像和第二部分图像，以及对应于第二时间的第二角度部分 在正在移动的对象的层析成像扫描期间，控制器被配置为基于第一部分图像和第二部分图像来确定指示整个图像的第一区域中的对象的运动量的第一信息，并且确定指示 基于第一信息，包含在第一区域中的对象中的点的模糊度，以及被配置为基于第一信息和第二信息来校正第一区域的图像处理器，并且基于经校正的图像输出断层图像 第一区。
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7.发明申请COMPUTED TOMOGRAPHY APPARATUS, AND METHOD OF GENERATING IMAGE BY USING COMPUTED TOMOGRAPHY APPARATUS 审中-公开计算机图像设备和使用计算机图像设备产生图像的方法公开(公告)号：US20150036792A1
公开(公告)日：2015-02-05
申请号：US14449587
申请日：2014-08-01
Inventor： Jonghyon YI , Seung-ryong CHO , Toshihiro RIFU , Dae-hyung PARK , Tae-won LEE
CPC classification number: A61B6/542 , A61B6/032 , A61B6/4035 , A61B6/482
Abstract: A computed tomography apparatus includes an X-ray irradiation unit irradiating an X-ray to an object while rotating along a predetermined rotation path, a detector acquiring projection data by detecting an X-ray transmitted through the object, a filter unit located between the X-ray irradiation unit and the object and comprising a plurality of transmissive areas and a plurality of slightly transmissive areas that are arranged in a predetermined direction, and a control unit controlling a motion of the filter unit to allow a relative position of the plurality of transmissive areas with respect to the X-ray irradiation unit and a relative position of the plurality of slightly transmissive areas with respect to the X-ray irradiation unit to change while the X-ray irradiation unit rotates.
Abstract translation: 计算机断层摄影装置包括：X射线照射单元，沿着预定的旋转路径旋转X射线照射到物体;检测器，通过检测透过物体的X射线获取投影数据;位于X 射线照射单元和物体，并且包括沿预定方向布置的多个透射区域和多个稍微透射的区域，以及控制单元，其控制过滤器单元的运动以允许多个透射区域的相对位置 相对于X射线照射单元的区域和多个稍微透射的区域相对于X射线照射单元的相对位置在X射线照射单元旋转时改变。
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公开(公告)号：US20180204330A1
公开(公告)日：2018-07-19
申请号：US15922144
申请日：2018-03-15
Inventor： Jong Beom RA , Seungeon KIM , Kyoung-yong LEE , Toshihiro RIFU , Jonghyon YI , Iljun AHN , Yongjin CHANG , Byung-sun CHOI
CPC classification number: G06T7/246 , A61B6/032 , A61B6/037 , A61B6/5205 , A61B6/5264 , G06T7/248 , G06T11/006 , G06T2207/10081 , G06T2211/412 , G06T2211/421
Abstract: A tomography apparatus includes a data acquirer configured to acquire partial images of an object including a first image and a second image having imaged a surface of a portion of the object corresponding to a first time and a second time, respectively, by performing a tomography scan on the object that is moving, and acquire first information indicating motion of the object by using the first image and the second image; and an image reconstructor configured to reconstruct a target image by using the first information.
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公开(公告)号：US20180182135A1
公开(公告)日：2018-06-28
申请号：US15738741
申请日：2016-08-03
Inventor： Duhgoon LEE , Jong Beom RA , Kyoung-yong LEE , Toshihiro RIFU , Seungeon KIM , Seokhwan JANG
CPC classification number: G06T11/008 , A61B6/032 , A61B6/4291 , A61B6/5205 , A61B6/5264 , A61B6/56 , G06T7/285 , G06T11/006 , G06T2207/10076 , G06T2207/10081 , G06T2207/20192 , G06T2207/30048 , G06T2211/412 , G06T2211/421
Abstract: Provided are a tomography imaging apparatus and a method of reconstructing a tomography image which may more accurately measure a motion of an object to be tomography-imaged. In detail, the tomography imaging apparatus and the method of reconstructing a tomography image may obtain information indicating a motion of a moving object according to a time, may perform motion correction based on the obtained motion information, and may reconstruct a target image with reduced motion artifacts.
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公开(公告)号：US20160345928A1
公开(公告)日：2016-12-01
申请号：US15150866
申请日：2016-05-10
Applicant: SAMSUNG ELECTRONICS CO., LTD.
Inventor： Ji-young JUNG , Toshihiro RIFU , Chang-lae LEE
CPC classification number: A61B6/542 , A61B6/032 , A61B6/107 , A61B6/4405 , A61B6/4464 , A61B6/461
Abstract: A tomography apparatus includes: an X-ray generator which emits X-rays; a controller which determines a first value based on a threshold dosage of the X-rays allowed for a subject and generates an absorbed-dose distribution diagram which indicates a location range of the subject in which, when the X-rays are irradiated to the subject based on an imaging condition, an absorbed dose of the X-ray has the first value; and an indicator showing the absorbed-dose distribution diagram.
Abstract translation: 断层摄影装置包括：发射X射线的X射线发生器; 控制器，其基于允许对象的X射线的阈值剂量确定第一值，并产生指示被摄体的位置范围的吸收剂量分布图，其中，当X射线照射到被摄体时 基于成像条件，X射线的吸收剂量具有第一值; 以及显示吸收剂量分布图的指标。
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