Patents by Inventor Min Kook CHO
Min Kook CHO has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).
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Publication number: 20240134487Abstract: A touch sensor includes first touch cells disposed in a first touch sensing area, the first touch cells each including a first touch pattern and a first dummy pattern, and second touch cells disposed in a second touch sensing area, the second touch cells each including a second touch pattern and a second dummy pattern. An area of a first dummy pattern area in which the first dummy pattern is disposed is greater than an area of a second dummy pattern area in which the second dummy pattern is disposed.Type: ApplicationFiled: January 2, 2024Publication date: April 25, 2024Inventors: Hyung Bae KIM, Min Hong KIM, Sang Kook KIM, Tae Joon KIM, Jae Hyun PARK, Ji Yeong LEE, Hyun Wook CHO
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Patent number: 10823857Abstract: A radiation detector includes a plurality of pixels configured to detect radiation, and at least one of the plurality of pixels includes a radiation absorbing layer configured to convert photons incident on the radiation absorbing layer into a first electrical signal, and a photon processor including a plurality of storages configured to count and store the number of the photons based on the first electrical signal. At least one of the plurality of storages is configured to compare the first electrical signal with a first reference value to obtain a second electrical signal, and count and store the number of the photons based on a third electrical signal that is obtained based on a comparison of the second electrical signal with a second reference value.Type: GrantFiled: March 23, 2018Date of Patent: November 3, 2020Assignee: SAMSUNG ELECTRONICS CO., LTD.Inventor: Min-kook Cho
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Patent number: 10818045Abstract: Various embodiments of this disclosure provide a medical imaging apparatus and a method of processing a medical image. The medical imaging apparatus includes a data obtainer configured to obtain raw data generated by performing a tomography scan on an object. The medical imaging apparatus also includes a processor configured to obtain, from the raw data, a plurality of pieces of monochromatic image data respectively corresponding to a plurality of energy levels. The processor is also configured to receive an external input that sets a combination of weights respectively applied to the plurality of pieces of monochromatic image data. The processor is also configured to generate a synthetic image by applying the combination of the weights to the plurality of pieces of monochromatic image data. The medical imaging apparatus also includes a display configured to display the generated synthetic image.Type: GrantFiled: October 31, 2017Date of Patent: October 27, 2020Assignee: Samsung Electronics Co., Ltd.Inventors: Min-kook Cho, Eung-jun Youn, Nam-woo Kim, Chang-lae Lee, Yu-na Choi
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Patent number: 10751009Abstract: The radiation detector includes a plurality of image pixels each including a plurality of counting pixels. Each of the plurality of counting pixels includes a radiation absorption layer that converts incident photons, which are incident on a corresponding counting pixel of the plurality of counting pixels, into an electrical signal, and a photon processor configured to compare the electrical signal with a reference value, output an output signal according to a result of the comparison, count a number of photons which are incident on the corresponding counting pixel based on the output signal, and store the counted number of photons.Type: GrantFiled: May 21, 2018Date of Patent: August 25, 2020Assignee: SAMSUNG ELECTRONICS CO., LTD.Inventor: Min-kook Cho
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Patent number: 10371825Abstract: Provided is a radiation detector which includes a plurality of pixels for detecting radiation, each of the plurality of pixels including a radiation absorbing layer configured to convert incident radiation photons to electric signals; a plurality of comparators configured to compare each of the electric signals with a respective plurality of reference values, in order to classify the photons in a plurality of energy bands; and a plurality of counters configured to count and store the number of photons that are classified in each of the plurality of energy bands, and which have sizes which correspond to the plurality of reference values. Accordingly, the radiation detector may increase a measurable radiation amount without a requirement that sizes of the pixels or the sub-pixels are increased.Type: GrantFiled: December 19, 2014Date of Patent: August 6, 2019Assignee: SAMSUNG ELECTRONICS CO., LTD.Inventor: Min-kook Cho
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Publication number: 20180263581Abstract: The radiation detector includes a plurality of image pixels each including a plurality of counting pixels. Each of the plurality of counting pixels includes a radiation absorption layer that converts incident photons, which are incident on a corresponding counting pixel of the plurality of counting pixels, into an electrical signal, and a photon processor configured to compare the electrical signal with a reference value, output an output signal according to a result of the comparison, count a number of photons which are incident on the corresponding counting pixel based on the output signal, and store the counted number of photons.Type: ApplicationFiled: May 21, 2018Publication date: September 20, 2018Applicant: SAMSUNG ELECTRONICS CO., LTD.Inventor: Min-kook CHO
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Patent number: 10052077Abstract: A tomography imaging apparatus and a tomography imaging method are provided. The tomography imaging apparatus includes a data acquirer configured to acquire first X-ray data of an object for each of energy bands, and an image preprocessor configured to perform a beam hardening correction on the first X-ray data for each of the energy bands, to generate second X-ray data of the object. The tomography imaging apparatus further includes an image reconstructor configured to reconstruct a tomography image of the object based on the second X-ray data.Type: GrantFiled: January 20, 2016Date of Patent: August 21, 2018Assignee: SAMSUNG ELECTRONICS CO., LTD.Inventors: Jin-wook Jung, Toshihiro Rifu, Min-kook Cho, Eun-ji Seo, Kwan-hee Han
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Publication number: 20180217271Abstract: A radiation detector includes a plurality of pixels configured to detect radiation, and at least one of the plurality of pixels includes a radiation absorbing layer configured to convert photons incident on the radiation absorbing layer into a first electrical signal, and a photon processor including a plurality of storages configured to count and store the number of the photons based on the first electrical signal. At least one of the plurality of storages is configured to compare the first electrical signal with a first reference value to obtain a second electrical signal, and count and store the number of the photons based on a third electrical signal that is obtained based on a comparison of the second electrical signal with a second reference value.Type: ApplicationFiled: March 23, 2018Publication date: August 2, 2018Applicant: SAMSUNG ELECTRONICS CO., LTD.Inventor: Min-kook CHO
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Patent number: 10034652Abstract: A computed tomography (CT) apparatus includes an X-ray source configured to generate X-rays; and a detector which is configured to detect the X-rays radiated by the X-ray source, and includes a counting detection region configured to generate X-ray data corresponding to the detected X-rays according to a photon counting method, and an integrative detection region which is configured to generate the X-ray data corresponding to the detected X-rays according to a charge integration method, and is formed on an outer portion of the counting detection region with respect to a rotation axis of a gantry.Type: GrantFiled: August 11, 2015Date of Patent: July 31, 2018Assignee: SAMSUNG ELECTRONICS CO., LTD.Inventors: Min Kook Cho, Byung Sun Choi
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Patent number: 9986957Abstract: The radiation detector includes image pixels that each includes a counting pixel, to restore an image. The counting pixel includes a radiation absorption layer, which converts incident photons into an electrical signal, and a photon processor that counts a number of the photons, based on the electrical signal.Type: GrantFiled: November 12, 2014Date of Patent: June 5, 2018Assignee: SAMSUNG ELECTRONICS CO., LTD.Inventor: Min-kook Cho
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Patent number: 9964650Abstract: A radiation detector includes a plurality of pixels configured to detect radiation, and at least one of the plurality of pixels includes a radiation absorbing layer configured to convert photons incident on the radiation absorbing layer into a first electrical signal, and a photon processor including a plurality of storages configured to count and store the number of the photons based on the first electrical signal. At least one of the plurality of storages is configured to compare the first electrical signal with a first reference value to obtain a second electrical signal, and count and store the number of the photons based on a third electrical signal that is obtained based on a comparison of the second electrical signal with a second reference value.Type: GrantFiled: January 7, 2015Date of Patent: May 8, 2018Assignee: SAMSUNG ELECTRONICS CO., LTD.Inventor: Min-kook Cho
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Publication number: 20180122108Abstract: Various embodiments of this disclosure provide a medical imaging apparatus and a method of processing a medical image. The medical imaging apparatus includes a data obtainer configured to obtain raw data generated by performing a tomography scan on an object. The medical imaging apparatus also includes a processor configured to obtain, from the raw data, a plurality of pieces of monochromatic image data respectively corresponding to a plurality of energy levels. The processor is also configured to receive an external input that sets a combination of weights respectively applied to the plurality of pieces of monochromatic image data. The processor is also configured to generate a synthetic image by applying the combination of the weights to the plurality of pieces of monochromatic image data. The medical imaging apparatus also includes a display configured to display the generated synthetic image.Type: ApplicationFiled: October 31, 2017Publication date: May 3, 2018Inventors: Min-kook Cho, Eung-jun Youn, Nam-woo Kim, Chang-lae Lee, Yu-na Choi
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Patent number: 9795344Abstract: An emitter is configured to move around the object and to emit radiation toward an object. A controller is configured to control the emitter to stop a radiation emission, when the emitter is located in a radiation reception zone in which the radiation emitted by the emitter is received or in which the radiation emitted by the emitter is supposed to be received.Type: GrantFiled: July 7, 2014Date of Patent: October 24, 2017Assignee: SAMSUNG ELECTRONICS CO., LTD.Inventor: Min Kook Cho
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Patent number: 9655584Abstract: A method of controlling an X-ray in a computed tomography (CT) apparatus includes: acquiring scout images of an object; setting an imaging region of the object in the acquired scout images; determining an outline of transverse axes lengths of the imaging region based on the transverse axes lengths of the imaging region; controlling X-rays emitted toward the object by adjusting a distance between elements of a transverse collimator of the CT apparatus according to the determined outline; and reconstructing a cross-sectional X-ray image of the object based on X-ray projection data generated by detecting the controlled X-rays.Type: GrantFiled: September 12, 2014Date of Patent: May 23, 2017Assignee: SAMSUNG ELECTRONICS CO., LTD.Inventors: Jung-heon Lee, Do-il Kim, Min-kook Cho
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Patent number: 9597052Abstract: A method for storing X-ray data includes acquiring the X-ray data by using an X-ray detection module; and transmitting all or some of the acquired X-ray data to other X-ray detection module which is different from the X-ray detection module that has acquired the X-ray data.Type: GrantFiled: June 25, 2014Date of Patent: March 21, 2017Assignee: SAMSUNG ELECTRONICS CO., LTD.Inventors: Sang-min Lee, Sung-kyu Park, Min-kook Cho, Ji-hoon Kang, Jin-hwan Oh, Jerome Crocco
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Patent number: 9517045Abstract: Provided are a radiographic imaging apparatus and a method of controlling the same. The radiographic imaging apparatus includes a radiographic source configured to emit radiographic rays in a discontinuous eigen energy spectrum, a radiographic detector configured to receive the radiographic rays, convert the received radiographic rays into electrical signals, and count the number of photons having energy that exceeds a threshold energy, and a controller configured to adjust the threshold energy by comparing an energy spectrum of the detected radiographic rays with the eigen energy spectrum of the emitted radiographic rays from the radiographic source.Type: GrantFiled: September 11, 2014Date of Patent: December 13, 2016Assignee: SAMSUNG ELECTRONICS CO., LTD.Inventors: Ji Hoon Kang, Sang Min Lee, Min Kook Cho
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Patent number: 9429664Abstract: An X-ray detector and an X-ray imaging apparatus including the X-ray detector are provided. The X-ray detector includes a detector element including a cathode electrode and an anode electrode which are spaced apart from each other and a photoconductive layer located between the cathode electrode and the anode electrode and configured to absorb X-rays and generate electric charges, a first temperature controller configured to contact a first surface of the detector element and is configured to control a temperature of the cathode electrode, and a second temperature controller configured to contact a second surface of the detector element opposite to the first surface of the detector element and configured to control a temperature of the anode electrode.Type: GrantFiled: August 19, 2014Date of Patent: August 30, 2016Assignee: SAMSUNG ELECTRONICS CO., LTD.Inventors: Jerome Crocco, Ji-hoon Kang, Sung-kyu Park, Jin-hwan Oh, Sang-min Lee, Min-kook Cho
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Publication number: 20160206269Abstract: A tomography imaging apparatus and a tomography imaging method are provided. The tomography imaging apparatus includes a data acquirer configured to acquire first X-ray data of an object for each of energy bands, and an image preprocessor configured to perform a beam hardening correction on the first X-ray data for each of the energy bands, to generate second X-ray data of the object. The tomography imaging apparatus further includes an image reconstructor configured to reconstruct a tomography image of the object based on the second X-ray data.Type: ApplicationFiled: January 20, 2016Publication date: July 21, 2016Applicant: SAMSUNG ELECTRONICS CO., LTD.Inventors: Jin-wook Jung, Toshihiro Rifu, Min-kook Cho, Eun-ji Seo, Kwan-hee Han
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Publication number: 20160183906Abstract: A computed tomography (CT) apparatus includes an X-ray source configured to generate X-rays; and a detector which is configured to detect the X-rays radiated by the X-ray source, and includes a counting detection region configured to generate X-ray data corresponding to the detected X-rays according to a photon counting method, and an integrative detection region which is configured to generate the X-ray data corresponding to the detected X-rays according to a charge integration method, and is formed on an outer portion of the counting detection region with respect to a rotation axis of a gantry.Type: ApplicationFiled: August 11, 2015Publication date: June 30, 2016Applicant: SAMSUNG ELECTRONICS CO., LTD.Inventors: Min Kook CHO, Byung Sun CHOI
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Patent number: 9131912Abstract: A dual-energy X-ray imaging apparatus and a method obtain dual-energy X-ray images by sequentially radiating an X-ray of a first energy and a X-ray of a second energy to an object, with the intensity and the quantity of the second energy adjusted using brightness information of the first energy X-ray image for the object so that a precise X-ray image representing the characteristics of the object is obtained and a precise diagnosis is achieved.Type: GrantFiled: July 13, 2012Date of Patent: September 15, 2015Assignee: Samsung Electronics Co., Ltd.Inventor: Min Kook Cho