Patents by Inventor Sooyeul Lee

Sooyeul Lee 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).

  • Patent number: 11557038
    Abstract: The apparatus for an X-ray data generation according to an embodiment of the inventive concept includes a processor that receives 3D data to generate output data and a buffer, and the processor includes an extraction unit that extracts raw object data from the 3D data and projects the raw object data onto a 2D plane to generate first object data, an augmentation unit that performs data augmentation on the first object data to generate second object data, a composition unit that synthesizes the second object data and background data to generate composite data, and a post-processing unit that performs post-processing on the composite data to generate the output data, and the buffer stores a plurality of parameters related to generation of the first object data, the second object data, the composite data, and the output data.
    Type: Grant
    Filed: October 16, 2020
    Date of Patent: January 17, 2023
    Assignee: ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTE
    Inventors: Seung-Hoon Chae, Sooyeul Lee, Jeongwon Lee, Seunghwan Kim, Yoon Seon Song, Ji Wook Jeong
  • Publication number: 20220067435
    Abstract: Disclosed is an apparatus for generating X-ray data including a processor that receives first image data indicating that a hidden item is hidden in a non-hidden item, and second image data indicating the non-hidden item, and generates output data and a buffer. The processor includes an extraction unit that extracts first hidden data corresponding to the hidden item from the first image data, a shape change unit that generates second hidden data by performing a shape change on the first hidden data, an interpolation unit that generates third image data by performing interpolation based on the second image data and the second hidden data, and a projection unit that generates the output data by projecting the third image data onto a 2D plane. The buffer stores a plurality of parameters associated with generation of the first hidden data, the second hidden data, the third image data, and the output data.
    Type: Application
    Filed: August 11, 2021
    Publication date: March 3, 2022
    Inventors: Jeongwon LEE, Seung-Hoon CHAE, Seunghwan KIM, Yoon Seon SONG, SOOYEUL LEE, Ji Wook JEONG
  • Patent number: 11049293
    Abstract: Provided is an operating method of an imaging system, the operating method including illuminating, by a light illuminator, light onto a subject from a light source, acquiring, by an optical detector, a two-dimensional projection image on the subject, generating a first projection matrix between three-dimensional coordinates of the subject and two-dimensional coordinates of the projection image, generating a three-dimensional first volume image on the subject on the basis of the first projection matrix and the projection image, generating a two-dimensional digitally reconstructed radiograph (DRR) on the subject from the first volume image, matching the projection image and the DRR, and updating the first projection matrix on the basis of a matched result to generate a second projection matrix, and generating a three-dimensional second volume image on the subject on the basis of the second projection matrix and the projection image.
    Type: Grant
    Filed: August 21, 2019
    Date of Patent: June 29, 2021
    Assignee: ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTE
    Inventors: Seung-Hoon Chae, Sooyeul Lee
  • Publication number: 20210118131
    Abstract: The apparatus for an X-ray data generation according to an embodiment of the inventive concept includes a processor that receives 3D data to generate output data and a buffer, and the processor includes an extraction unit that extracts raw object data from the 3D data and projects the raw object data onto a 2D plane to generate first object data, an augmentation unit that performs data augmentation on the first object data to generate second object data, a composition unit that synthesizes the second object data and background data to generate composite data, and a post-processing unit that performs post-processing on the composite data to generate the output data, and the buffer stores a plurality of parameters related to generation of the first object data, the second object data, the composite data, and the output data.
    Type: Application
    Filed: October 16, 2020
    Publication date: April 22, 2021
    Inventors: Seung-Hoon CHAE, SOOYEUL LEE, Jeongwon LEE, Seunghwan KIM, Yoon Seon SONG, Ji Wook JEONG
  • Patent number: 10709411
    Abstract: Provided is a calibration device for three-dimensional imaging equipment including a first bead group including first beads arranged in a first pattern, and a second bead group including second beads arranged in a second pattern different from the first pattern, wherein the first and second bead groups have different cross ratios or different segment ratios from each other, the first beads are arranged in a line, and the second beads are arranged in a line.
    Type: Grant
    Filed: January 15, 2018
    Date of Patent: July 14, 2020
    Assignee: ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTE
    Inventors: SooYeul Lee, Jang Hwan Choi
  • Patent number: 10650555
    Abstract: Provided are an image system and an image reconstruction method using the same. The image system includes an image scan device, a spectrum signal generation device, and an image recovery device. The image scan device generates a magnetic particle detection signal on the basis of an induced magnetic field induced from a magnetic particle. The spectrum signal generation device transforms the magnetic particle detection signal to a detection spectrum signal on the basis of a two-dimensional Fourier transform kernel. The image recovery device generates an image signal on the basis of the detection spectrum signal and a system matrix. According to the inventive concept, a data amount for image reconstruction may be ensured.
    Type: Grant
    Filed: June 1, 2018
    Date of Patent: May 12, 2020
    Assignee: ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTE
    Inventors: Byung Gyu Chae, Yoon Seon Song, Sung Woong Shin, SooYeul Lee, Hyo Bong Hong
  • Publication number: 20200074699
    Abstract: Provided is an operating method of an imaging system, the operating method including illuminating, by a light illuminator, light onto a subject from a light source, acquiring, by an optical detector, a two-dimensional projection image on the subject, generating a first projection matrix between three-dimensional coordinates of the subject and two-dimensional coordinates of the projection image, generating a three-dimensional first volume image on the subject on the basis of the first projection matrix and the projection image, generating a two-dimensional digitally reconstructed radiograph (DRR) on the subject from the first volume image, matching the projection image and the DRR, and updating the first projection matrix on the basis of a matched result to generate a second projection matrix, and generating a three-dimensional second volume image on the subject on the basis of the second projection matrix and the projection image.
    Type: Application
    Filed: August 21, 2019
    Publication date: March 5, 2020
    Applicant: Electronics and Telecommunications Research Institute
    Inventors: Seung-Hoon CHAE, SOOYEUL LEE
  • Patent number: 10434336
    Abstract: Provided is a therapy method using an ion beam, including injecting the ion beam to a target spot in a body of an examinee, measuring a Bragg peak spot of the ion beam injected into the body of the examinee, and adjusting the target spot using the measured Bragg peak spot, wherein the measuring of the Bragg peak spot comprises measuring a spot of a microbubble generated inside the body of the examinee.
    Type: Grant
    Filed: September 21, 2017
    Date of Patent: October 8, 2019
    Assignee: ELECTRONICS & TELECOMMUNICATIONS RESEARCH INSTITUTE
    Inventors: Moon Youn Jung, SooYeul Lee, Jang Hwan Choi, Jinsun Kim
  • Patent number: 10346977
    Abstract: Provided is an operating method of a medical imaging device. The method includes receiving a 3D medical image, generating a 2D medical image from the 3D medical image based in a plate interpolation, and displaying the 2D medical image by using plate interpolation based weight information and interest region information.
    Type: Grant
    Filed: July 27, 2017
    Date of Patent: July 9, 2019
    Assignee: ELECTRONICS & TELECOMMUNICATIONS RESEARCH INSTITUTE
    Inventors: Seung-Hoon Chae, Jang Hwan Choi, Ji Wook Jeong, Sooyeul Lee
  • Patent number: 10311602
    Abstract: Provided are a computed tomography device and a computed tomography method. The computed tomography device includes a gantry and an image processing processor. The gantry includes a light source for irradiating light, a detector disposed facing the light source and for receiving the light, and an arm for supporting the light source and the detector. The image processing processor receives a two-dimensional detection image for a subject from the detector. The image processing processor converts the received two-dimensional detection image to two-dimensional detection image data. The image processing processor generates three-dimensional reconstruction image data from the two-dimensional detection image data. A computed tomography device and a computed tomography method according to the inventive concept correct an error of a gantry movement path to provide a stable three-dimensional reconstruction image.
    Type: Grant
    Filed: August 22, 2017
    Date of Patent: June 4, 2019
    Assignee: ELECTRONICS & TELECOMMUNICATIONS RESEARCH INSTITUT
    Inventors: Jang Hwan Choi, SooYeul Lee
  • Publication number: 20190021688
    Abstract: Provided is a calibration device for three-dimensional imaging equipment including a first bead group including first beads arranged in a first pattern, and a second bead group including second beads arranged in a second pattern different from the first pattern, wherein the first and second bead groups have different cross ratios or different segment ratios from each other, the first beads are arranged in a line, and the second beads are arranged in a line.
    Type: Application
    Filed: January 15, 2018
    Publication date: January 24, 2019
    Inventors: SooYeul LEE, Jang Hwan CHOI
  • Patent number: 10172572
    Abstract: A digital breast tomosynthesis system includes an object fixing unit including first and second fixing plates, a first vibration plate moved in linkage with the first fixing plate and a second vibration plate moved in linkage with the second fixing plate, and configured to fix the object between the first and second vibration plates, an X-ray generator configured to project X-ray toward the object; an X-ray detector configured to detect the X-ray, a vibration generating device configured to vibrate the first and second vibration plates at a set frequency, and a vibration control device configured to control the vibration generating device by generating a vibration signal corresponding to the set frequency, wherein the X-ray generator projects the X-ray at specific time intervals on the basis of the set frequency.
    Type: Grant
    Filed: January 17, 2017
    Date of Patent: January 8, 2019
    Assignee: ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTE
    Inventors: Ji Wook Jeong, Seung-Hoon Chae, Sooyeul Lee
  • Publication number: 20180350111
    Abstract: Provided are an image system and an image reconstruction method using the same. The image system includes an image scan device, a spectrum signal generation device, and an image recovery device. The image scan device generates a magnetic particle detection signal on the basis of an induced magnetic field induced from a magnetic particle. The spectrum signal generation device transforms the magnetic particle detection signal to a detection spectrum signal on the basis of a two-dimensional Fourier transform kernel. The image recovery device generates an image signal on the basis of the detection spectrum signal and a system matrix. According to the inventive concept, a data amount for image reconstruction may be ensured.
    Type: Application
    Filed: June 1, 2018
    Publication date: December 6, 2018
    Inventors: Byung Gyu CHAE, Yoon Seon SONG, Sung Woong SHIN, SooYeul LEE, Hyo Bong HONG
  • Publication number: 20180211381
    Abstract: Provided is an operating method of a medical imaging device. The method includes receiving a 3D medical image, generating a 2D medical image from the 3D medical image based in a plate interpolation, and displaying the 2D medical image by using plate interpolation based weight information and interest region information.
    Type: Application
    Filed: July 27, 2017
    Publication date: July 26, 2018
    Inventors: Seung-Hoon CHAE, Jang Hwan CHOI, Ji Wook JEONG, Sooyeul LEE
  • Publication number: 20180197315
    Abstract: Provided are a computed tomography device and a computed tomography method. The computed tomography device includes a gantry and an image processing processor. The gantry includes a light source for irradiating light, a detector disposed facing the light source and for receiving the light, and an arm for supporting the light source and the detector. The image processing processor receives a two-dimensional detection image for a subject from the detector. The image processing processor converts the received two-dimensional detection image to two-dimensional detection image data. The image processing processor generates three-dimensional reconstruction image data from the two-dimensional detection image data. A computed tomography device and a computed tomography method according to the inventive concept correct an error of a gantry movement path to provide a stable three-dimensional reconstruction image.
    Type: Application
    Filed: August 22, 2017
    Publication date: July 12, 2018
    Inventors: Jang Hwan CHOI, SooYeul LEE
  • Publication number: 20180078791
    Abstract: Provided is a therapy method using an ion beam, including injecting the ion beam to a target spot in a body of an examinee, measuring a Bragg peak spot of the ion beam injected into the body of the examinee, and adjusting the target spot using the measured Bragg peak spot, wherein the measuring of the Bragg peak spot comprises measuring a spot of a microbubble generated inside the body of the examinee.
    Type: Application
    Filed: September 21, 2017
    Publication date: March 22, 2018
    Inventors: Moon Youn JUNG, SooYeul LEE, Jang Hwan CHOI, Jinsun KIM
  • Publication number: 20170238884
    Abstract: A digital breast tomosynthesis system includes an object fixing unit including first and second fixing plates, a first vibration plate moved in linkage with the first fixing plate and a second vibration plate moved in linkage with the second fixing plate, and configured to fix the object between the first and second vibration plates, an X-ray generator configured to project X-ray toward the object; an X-ray detector configured to detect the X-ray, a vibration generating device configured to vibrate the first and second vibration plates at a set frequency, and a vibration control device configured to control the vibration generating device by generating a vibration signal corresponding to the set frequency, wherein the X-ray generator projects the X-ray at specific time intervals on the basis of the set frequency.
    Type: Application
    Filed: January 17, 2017
    Publication date: August 24, 2017
    Inventors: Ji Wook JEONG, Seung-Hoon CHAE, Sooyeul LEE
  • Patent number: 8771193
    Abstract: Provided is a canal type mini-apparatus insertable in an ear for diagnosing a disease. The canal type mini-apparatus includes a canal body and a protrusion body. The canal body is insertable in an ear and includes a bio-data detection unit at an end thereof. The bio-data detection unit is configured to detect biological data from an inside of the ear for diagnosing a disease. The protrusion body is disposed at the other end of the canal body and including a data transceiving unit. The data transceiving unit is configured to control the bio-data detection unit and transmit/receive a signal to/from an analyzing device. When the canal type mini-apparatus is inserted in the ear, at least a portion of the protrusion body protrudes outward from the ear.
    Type: Grant
    Filed: January 23, 2012
    Date of Patent: July 8, 2014
    Assignee: Electronics and Telecommunications Research Institute
    Inventors: Chang-Geun Ahn, Sooyeul Lee
  • Patent number: 8768021
    Abstract: Provided is a device and method for calculating a lesion feature. The device includes a border discriminator configured to discriminate a border of a lesion on an image of an image signal, a border sharpness normalizer configured to normalize a border sharpness based on the border determined by the border discriminator and output the normalized border sharpness as a feature, and a vector generator configured to generate a vector having the feature outputted from the border discriminator as a component. Therefore, by using the lesion feature calculating device and method according to embodiments of the present invention, types of lesions on ultrasonic images are classified based on the borders of the lesions.
    Type: Grant
    Filed: May 11, 2012
    Date of Patent: July 1, 2014
    Assignee: Electronics and Telecommunications Research Institute
    Inventors: Donghoon Yu, Sooyeul Lee, Jeong Won Lee, Seunghwan Kim
  • Publication number: 20130165799
    Abstract: Disclosed is a bio-signal monitoring system which includes a bio-signal transfer device which measures and analyzes a bio-signal and sends the analyzed bio-signal and first identification information; a reception device which includes at least one or more receivers, each receiver transferring information received from the bio-signal transfer device and second identification information; and a monitoring server which analyzes information received from each receiver and judges location and physical condition of a user, wherein the first identification information includes ID of the user and ID of the bio-signal and the second identification information includes ID of the receiver.
    Type: Application
    Filed: September 14, 2012
    Publication date: June 27, 2013
    Applicant: Electronics and Telecommunications Research Institute
    Inventors: YongWon JANG, Hyung Wook NOH, Inbum LEE, Yoon Seon SONG, Sooyeul LEE, Seunghwan KIM