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AssigneesSamsung Electronics Co., Ltd., Korea Advanced Institute of Science and Technology
InventorsJong Beom Ra, Seungeon Kim, Kyoung-yong Lee, Toshihiro Rifu, Jonghyon Yi, Iljun Ahn, Yongjin Chang, Byung-sun Choi
Estimating the term…
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.
A tomography apparatus comprising:
A method for reconstructing a tomography image, the method comprising:
Dependencies are inferred from the claim text.
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Analysis of motion: using feature-based methods, e.g. the tracking of corners or segments
Computed tomography [CT]: transmission computed tomography [CT]
Computed tomography [CT]: emission tomography
Devices using data or image processing specially adapted for radiation diagnosis: involving processing of raw data to produce diagnostic data
About 8 years 1 month of term left · ends 26 Nov 2034 (estimated)
1. Field
One or more embodiments of the present invention relate to a tomography apparatus and a method for reconstructing a tomography image thereof.
2. Description of the Related Art
These and/or other aspects will become apparent and more readily appreciated from the following description of the embodiments, taken in conjunction with the accompanying drawings in which:
FIGS. 1A and 1B are views for describing tomography imaging and reconstruction operations;
FIG. 2 is a view for describing motion artifacts existing in a reconstructed tomography image;
Advantages and features of one or more embodiments of the present invention and methods of accomplishing the same may be understood more readily by reference to the following detailed description of the embodiments and the accompanying drawings. In this regard, the present embodiments may have different forms and should not be construed as being limited to the descriptions set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete and will fully convey the concept of the present embodiments to one of ordinary skill in the art, and the present invention will only be defined by the appended claims. Like reference numerals refer to like elements throughout the specification.
Hereinafter, the terms used in the specification will now be briefly defined, and the embodiments will now be described in detail.
All terms including descriptive or technical terms which are used herein should be construed as having meanings that are obvious to one of ordinary skill in the art. However, the terms may have different meanings according to an intention of one of ordinary skill in the art, precedent cases, or the appearance of new technologies. Also, some terms may be arbitrarily selected by the applicant, and in this case, the meaning of the selected terms will be described in detail in the detailed description of the invention. Thus, the terms used herein have to be defined based on the meaning of the terms together with the description throughout the specification.