Patents by Inventor Jae-hyo Jung

Jae-hyo Jung 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: 11877852
    Abstract: An apparatus for classifying stress includes an electrocardiogram (ECG) measurement module configured to measure an ECG signal in a first state, an idle state, and an ECG signal in a second state in which noise, having various magnitudes, is generated, a feature point extraction module configured to extract a feature point of each of the measured ECG signal in the first state and the measured ECG signal in the second state, and a clustering module configured to perform K-means clustering on the ECG signals in the first and second states based on the extracted feature points to classify stress.
    Type: Grant
    Filed: November 16, 2021
    Date of Patent: January 23, 2024
    Assignee: Industry-Academic Cooperation Foundation, Chosun University
    Inventors: Youn Tae Kim, Jae Hyo Jung, Kyeung Ho Kang, Si Ho Shin, Min Gu Kang
  • Publication number: 20230402186
    Abstract: An apparatus for predicting blood pressure non-compressively includes a sequence folding layer configured to convert a sequence image of non-pressurized biosignals into an arrayed image; a CNN layer configured to generate a feature map by performing a convolution operation on an arrayed image; a sequence unfolding layer configured to convert the generated feature map into a sequence image; a flatten layer configured to convert the converted sequence image into one-dimensional data; a long-short-term memory network layer configured to extract feature values from the converted one-dimensional data using weights; a fully-connected layer configured to perform image classification using feature values extracted from the long-short memory network layer; and a regression layer configured to predict systolic blood pressure (SBP) and diastolic blood pressure (DBP) for the classified image.
    Type: Application
    Filed: December 27, 2022
    Publication date: December 14, 2023
    Inventors: Youn Tae KIM, Jae Hyo JUNG, Si Ho SHIN, Geng Jia ZHANG
  • Publication number: 20230099126
    Abstract: An apparatus for classifying mental stress includes a sequence folding layer configured to convert a sequence image of an electrocardiogram signal into an image in an array form; a CNN layer configured to generate a feature map by performing a convolution operation on the image in an array form; a sequence unfolding layer configured to convert the generated feature map into a sequence image; a flatten layer configured to convert the converted sequence image into one-dimensional data; and a long-short term memory network layer configured to extract feature values using a weighted value on the converted one-dimensional data; and a classification module configured to classify stress according to the extracted feature values.
    Type: Application
    Filed: February 23, 2022
    Publication date: March 30, 2023
    Inventors: Youn Tae KIM, Jae Hyo JUNG, Min Gu KANG, Si Ho SHIN
  • Patent number: 11464398
    Abstract: A capsule-type endoscope including a battery, a camera configured to capture internal organ images, a light source configured to irradiate light to capture the internal organ images, and a light source driving power line supplying power, stored in the battery, to the light source. The light source driving power line is a loop antenna coil for reception of a control signal from an external coupled loop antenna coil for transmission.
    Type: Grant
    Filed: December 28, 2020
    Date of Patent: October 11, 2022
    Assignee: Industry-Academic Cooperation Foundation, Chosun University
    Inventors: Youn Tae Kim, Si Ho Shin, Jae Hyo Jung
  • Patent number: 11436308
    Abstract: Provided is an electromyogram (EMG) signal-based user authentication apparatus and method. The apparatus includes an EMG signal receiver configured to receive an EMG signal measured using an EMG sensor, a pre-processor configured to remove a partial signal from the received EMG signal according to a preset frequency band, and a controller configured to authenticate a user by comparing a pre-stored EMG signal with the EMG signal in which the partial signal has been removed.
    Type: Grant
    Filed: May 8, 2020
    Date of Patent: September 6, 2022
    Assignee: Industry-Academic Cooperation Foundation, Chosun University
    Inventors: Youn Tae Kim, Jae Hyo Jung, Si Ho Shin, Min Gu Kang
  • Publication number: 20220183605
    Abstract: An apparatus for classifying stress includes an electrocardiogram (ECG) measurement module configured to measure an ECG signal in a first state, an idle state, and an ECG signal in a second state in which noise, having various magnitudes, is generated, a feature point extraction module configured to extract a feature point of each of the measured ECG signal in the first state and the measured ECG signal in the second state, and a clustering module configured to perform K-means clustering on the ECG signals in the first and second states based on the extracted feature points to classify stress.
    Type: Application
    Filed: November 16, 2021
    Publication date: June 16, 2022
    Inventors: Youn Tae KIM, Jae Hyo JUNG, Kyeung Ho KANG, Si Ho SHIN, Min Gu KANG
  • Patent number: 11134843
    Abstract: An apparatus for measurement of an electrocardiogram signal using wireless communications includes a submodule measuring a first signal by a heartbeat signal provided via a first electrode when a flag signal is wirelessly received, and a main module wirelessly transmitting the flag signal according to a predetermined sampling period, and measuring a second signal by a heartbeat signal provided through a second electrode. The main module is configured to synchronize a measurement time of the second signal with a measurement time of the first signal by measuring the second signal in consideration of a wireless transmission time of the flag signal.
    Type: Grant
    Filed: October 30, 2018
    Date of Patent: October 5, 2021
    Assignee: Industry-Academic Cooperation Foundation, Chosun University
    Inventors: Youn Tae Kim, Jae Hyo Jung, Ji Hoon Lee, Si Ho Shin
  • Patent number: 10994121
    Abstract: A Carbon NanoTube (CNT) composite electrode includes a lower electrode having a through-hole formed therein, and configured to be attached to the skin of a subject body to detect a biosignal, an upper electrode provided on one surface of the lower electrode to form an enclosed space between the lower electrode and the upper electrode, and configured to receive the biosignal detected by the lower electrode, and an air discharge portion formed in at least one of the lower electrode and the upper electrode, and discharging air present in the enclosed space and the through-hole externally so as to be configured to allow the upper electrode and the lower electrode to be attached to the skin of the subject body via vacuum suction.
    Type: Grant
    Filed: December 20, 2017
    Date of Patent: May 4, 2021
    Assignee: Industry-Academic Cooperation Foundation, Chosun University
    Inventors: Youn Tae Kim, Jae Hyo Jung, Ji Hoon Lee, Si Ho Shin
  • Publication number: 20210117523
    Abstract: Provided is an electromyogram (EMG) signal-based user authentication apparatus and method. The apparatus includes an EMG signal receiver configured to receive an EMG signal measured using an EMG sensor, a pre-processor configured to remove a partial signal from the received EMG signal according to a preset frequency band, and a controller configured to authenticate a user by comparing a pre-stored EMG signal with the EMG signal in which the partial signal has been removed.
    Type: Application
    Filed: May 8, 2020
    Publication date: April 22, 2021
    Applicant: Industry-Academic Cooperation Foundation, Chosun University
    Inventors: Youn Tae KIM, Jae Hyo JUNG, Si Ho SHIN, Min Gu KANG
  • Patent number: 10638943
    Abstract: An apparatus for monitoring a biosignal of a cyclist includes an electrocardiogram measuring sensor measuring an electrocardiogram signal of a cyclist, an electromyogram measuring sensor measuring an electromyogram signal of the cyclist, and a determination module determining muscle fatigue of the cyclist, based on at least one of a change in a heart rate of the measured electrocardiogram signal and a change in a frequency component of the measured electromyogram signal.
    Type: Grant
    Filed: January 15, 2018
    Date of Patent: May 5, 2020
    Assignee: Industry-Academic Cooperation Foundation, Chosun University
    Inventors: Youn Tae Kim, Jae Hyo Jung, Si Ho Shin
  • Publication number: 20200037876
    Abstract: An apparatus for measurement of an electrocardiogram signal using wireless communications includes a submodule measuring a first signal by a heartbeat signal provided via a first electrode when a flag signal is wirelessly received, and a main module wirelessly transmitting the flag signal according to a predetermined sampling period, and measuring a second signal by a heartbeat signal provided through a second electrode. The main module is configured to synchronize a measurement time of the second signal with a measurement time of the first signal by measuring the second signal in consideration of a wireless transmission time of the flag signal.
    Type: Application
    Filed: October 30, 2018
    Publication date: February 6, 2020
    Inventors: Youn Tae KIM, Jae Hyo JUNG, Ji Hoon LEE, Si Ho SHIN
  • Publication number: 20190104955
    Abstract: An apparatus for monitoring a biosignal of a cyclist includes an electrocardiogram measuring sensor measuring an electrocardiogram signal of a cyclist, an electromyogram measuring sensor measuring an electromyogram signal of the cyclist, and a determination module determining muscle fatigue of the cyclist, based on at least one of a change in a heart rate of the measured electrocardiogram signal and a change in a frequency component of the measured electromyogram signal.
    Type: Application
    Filed: January 15, 2018
    Publication date: April 11, 2019
    Inventors: Youn Tae KIM, Jae Hyo JUNG, Si Ho SHIN
  • Publication number: 20190105485
    Abstract: A Carbon NanoTube (CNT) composite electrode includes a lower electrode having a through-hole formed therein, and configured to be attached to the skin of a subject body to detect a biosignal, an upper electrode provided on one surface of the lower electrode to form an enclosed space between the lower electrode and the upper electrode, and configured to receive the biosignal detected by the lower electrode, and an air discharge portion formed in at least one of the lower electrode and the upper electrode, and discharging air present in the enclosed space and the through-hole externally so as to be configured to allow the upper electrode and the lower electrode to be attached to the skin of the subject body via vacuum suction.
    Type: Application
    Filed: December 20, 2017
    Publication date: April 11, 2019
    Inventors: Youn Tae KIM, Jae Hyo JUNG, Ji Hoon LEE, Si Ho SHIN
  • Patent number: 10244961
    Abstract: A wearable device for measuring an edema index includes: a band, wearable on a wrist; an electrode module including a pair of current electrodes and a pair of voltage electrodes; and a main module applying an alternating current (AC) to the pair of current electrodes, and obtaining an edema index of a human body from an AC voltage measured from the pair of voltage electrodes, wherein each of the pair of current electrodes and the pair of voltage electrodes is attached to one surface of the band in a row in a length direction of the band, and protrudes from the surface of the band to be in direct contact with the skin of the wrist when the band is worn on the wrist.
    Type: Grant
    Filed: November 30, 2016
    Date of Patent: April 2, 2019
    Assignee: Industry-Academic Cooperation Foundation, Chosun University
    Inventors: Youn Tae Kim, Jae Hyo Jung, Si Ho Shin
  • Publication number: 20180049666
    Abstract: A wearable device for measuring an edema index includes: a band, wearable on a wrist; an electrode module including a pair of current electrodes and a pair of voltage electrodes; and a main module applying an alternating current (AC) to the pair of current electrodes, and obtaining an edema index of a human body from an AC voltage measured from the pair of voltage electrodes, wherein each of the pair of current electrodes and the pair of voltage electrodes is attached to one surface of the band in a row in a length direction of the band, and protrudes from the surface of the band to be in direct contact with the skin of the wrist when the band is worn on the wrist.
    Type: Application
    Filed: November 30, 2016
    Publication date: February 22, 2018
    Inventors: Youn Tae KIM, Jae Hyo JUNG, Si Ho SHIN
  • Patent number: 9795339
    Abstract: A sensor for measuring biometric information includes a biometric electrode sensing biometric information in a state in which the biometric electrode is in contact with a surface of the skin; and a signal line transmitting the sensed biometric information, wherein the biometric electrode is printed on an inner surface of an item of clothing that comes into contact with a human body.
    Type: Grant
    Filed: October 9, 2015
    Date of Patent: October 24, 2017
    Assignee: Industry-Academic Cooperation Foundation, Chosun University
    Inventors: Youn Tae Kim, Jae Hyo Jung, Ji Hoon Lee, Si Ho Shin
  • Publication number: 20170007180
    Abstract: A sensor for measuring biometric information includes a biometric electrode sensing biometric information in a state in which the biometric electrode is in contact with a surface of the skin; and a signal line transmitting the sensed biometric information, wherein the biometric electrode is printed on an inner surface of an item of clothing that comes into contact with a human body.
    Type: Application
    Filed: October 9, 2015
    Publication date: January 12, 2017
    Inventors: Youn Tae KIM, Jae Hyo JUNG, Ji Hoon LEE, Woo Young KIM
  • Patent number: 9307934
    Abstract: There is provided a microneedle bio-sampling apparatus including: an bio-sampling body enabling a microneedle to be inserted into human skin; and a blocking unit installed in the bio-sampling body and preventing the microneedle from moving to the skin again to prevent repeated bio-sampling by the microneedle. Since the microneedle bio-sampling apparatus is configured to prevent repeated bio-sampling of a single-use microneedle, secondary infection to other part of a human body or a different person due to blood, human anatomy, or the like, that may remain in a microneedle after the microneedle is used once otherwise in case of repeated bio-sampling of a microneedle, can be prevented.
    Type: Grant
    Filed: June 10, 2013
    Date of Patent: April 12, 2016
    Assignee: Industry-Academic Cooperation Foundation, Chosun University
    Inventors: Youn-Tae Kim, Ji-Hwan Lee, Jae-Hyo Jung, Ji-Hoon Lee
  • Publication number: 20140309508
    Abstract: There are provided a diagnostic module for diagnosing a disease and a disease diagnosis apparatus including the same. The disease diagnosis apparatus includes a patch including one or more diagnostic module attachable-detachable recesses, one or more diagnostic modules detachably attached to the diagnostic module attachable-detachable recesses to collect and analyze blood, and a processor processing analysis results.
    Type: Application
    Filed: June 7, 2013
    Publication date: October 16, 2014
    Inventors: Youn-Tae KIM, Ji-Hwan Lee, Jae-Hyo Jung, Ji-Hoon Lee
  • Publication number: 20140303519
    Abstract: There is provided a microneedle bio-sampling apparatus including: an bio-sampling body enabling a microneedle to be inserted into human skin; and a blocking unit installed in the bio-sampling body and preventing the microneedle from moving to the skin again to prevent repeated bio-sampling by the microneedle. Since the microneedle bio-sampling apparatus is configured to prevent repeated bio-sampling of a single-use microneedle, secondary infection to other part of a human body or a different person due to blood, human anatomy, or the like, that may remain in a microneedle after the microneedle is used once otherwise in case of repeated bio-sampling of a microneedle, can be prevented.
    Type: Application
    Filed: June 10, 2013
    Publication date: October 9, 2014
    Inventors: Youn-Tae KIM, Ji-Hwan LEE, Jae-Hyo JUNG, Ji-Hoon LEE