Patents by Inventor Ui Kun Kwon

Ui Kun Kwon 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).

  • BIO-INFORMATION MEASURING APPARATUS AND BIO-INFORMATION MEASURING METHOD
    Publication number: 20190200932
    Abstract: A bio-information measuring apparatus bio-information measuring method are provided. The bio-information measuring apparatus includes: a pulse wave obtainer configured to obtain a pulse wave signal, and a processor configured to correct a feature of the obtained pulse wave signal based on a variation in an amplitude of the obtained pulse wave signal, and to measure bio-information based on the corrected feature.
    Type: Application
    Filed: July 24, 2018
    Publication date: July 4, 2019
    Applicant: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Seung Woo NOH, Yunseo KU, Ui Kun KWON, Youn Ho KIM, Chang Soon PARK, Seung Keun YOON, Dae Geun JANG
  • Biosignal processing method and apparatus
    Patent number: 10335093
    Abstract: A method and apparatus for processing a biosignal is disclosed. The apparatus may extract reference points from a waveform of a biosignal, determine a pulse direction of the biosignal based on the extracted reference points, and determine a feature point of the biosignal based on a feature point determining method corresponding to the determined pulse direction of the biosignal.
    Type: Grant
    Filed: September 21, 2016
    Date of Patent: July 2, 2019
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Changmok Choi, Seungkeun Yoon, Ui Kun Kwon, Sang-joon Kim
  • Communication method of a terminal and an access point for power saving
    Patent number: 10334526
    Abstract: Provided is a communication technology of an access point and a terminal that may decrease power consumption by changing an operation state of the terminal from an awake state to a sleep state when a data stream to be transmitted to the terminal is absent or has completed in a transmission opportunity (TXOP) duration.
    Type: Grant
    Filed: May 13, 2016
    Date of Patent: June 25, 2019
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Ui Kun Kwon, Young Soo Kim, Patil Sandhya, Anirudh Bhatt, Chunhui (Allan) Zhu
  • Wearable device adaptively controllable based on bioinformation, system including the same, and operating method thereof
    Patent number: 10314534
    Abstract: A electronic device, a system including the wearable electronic device, and an operating method of the wearable electronic device are disclosed. The electronic device includes a biosensor configured to sense bioinformation on a body of a user wearing the electronic device. The electronic device also includes a controller configured to determine a state of the user based on the bioinformation and surrounding environment information of a surrounding environment of the user, and control a change in a function of the electronic device based on the state of the user.
    Type: Grant
    Filed: January 13, 2016
    Date of Patent: June 11, 2019
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Seungkeun Yoon, Ui Kun Kwon, Changmok Choi
  • BIO-SIGNAL QUALITY ASSESSMENT APPARATUS AND BIO-SIGNAL QUALITY ASSESSMENT METHOD
    Publication number: 20190167200
    Abstract: A bio-signal quality assessment apparatus may include: a bio-signal obtainer configured to obtain a bio-signal; and a processor configured to extract periodic signals from the obtained bio-signal, and determine a signal quality index based on at least one of similarity between the extracted periodic signals and signal variability of the obtained bio-signal.
    Type: Application
    Filed: November 26, 2018
    Publication date: June 6, 2019
    Applicant: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Dae Geun JANG, Ui Kun KWON, Seung Keun YOON
  • Cooperative sensing method and terminal for performing cooperative sensing
    Patent number: 10307107
    Abstract: A cooperative sensing method of a terminal, the method including transmitting a request to a cooperative terminal connected with the terminal, to verify a sensing performance capability of the cooperative terminal, receiving, from the cooperative terminal, first capability information generated in response to the request, and selecting, by the terminal, a sensing terminal based on the first capability information and second capability information generated by verifying a sensing performance capability of the terminal.
    Type: Grant
    Filed: March 18, 2015
    Date of Patent: June 4, 2019
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Jong Wook Lee, Ui Kun Kwon, Seung Keun Yoon
  • Communication system using wireless power
    Patent number: 10312740
    Abstract: Provided is an apparatus and method for wirelessly transmitting power. According to one general aspect, a communication device using wireless power may include: a transmitter configured to transmit, to a target resonator, energy stored in a source resonator through mutual resonance; an energy compensator configured to compensate for energy expended in the source resonator; and a controller configured to control an electrical connection providing energy to the source resonator.
    Type: Grant
    Filed: April 14, 2017
    Date of Patent: June 4, 2019
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Sang Joon Kim, Ui Kun Kwon
  • BLOOD PRESSURE ESTIMATING APPARATUS AND BLOOD PRESSURE ESTIMATING METHOD
    Publication number: 20190110757
    Abstract: A blood pressure estimating apparatus includes a sensor configured to obtain a bio-signal of an object; and a processor configured to extract a first cardiovascular feature and a second cardiovascular feature based on the bio-signal, and estimate blood pressure based on a first changing tendency of the first cardiovascular feature from a first reference level and a second changing tendency of the second cardiovascular feature from a second reference level, the first changing tendency and the second changing tendency being independent from each other.
    Type: Application
    Filed: October 15, 2018
    Publication date: April 18, 2019
    Applicant: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Ui Kun KWON, Yunseo KU, Seung Woo NOH, Chang Soon PARK, Seung Keun YOON, Dae Geun JANG
  • Method and apparatus for processing biosignal
    Patent number: 10258290
    Abstract: A method of processing a biosignal includes estimating a time period from a time-domain biosignal, converting a biosignal corresponding to a time interval based on the time period to a frequency-domain signal, performing signal processing to remove a distortion component from the frequency-domain signal, and converting a processed frequency-domain signal obtained through the signal processing to a time-domain signal.
    Type: Grant
    Filed: June 15, 2016
    Date of Patent: April 16, 2019
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Chang Soon Park, Ui Kun Kwon, Sang-joon Kim, Seungkeun Yoon, Jaechun Lee, Changmok Choi
  • APPARATUS AND METHOD FOR ESTIMATING BIO-INFORMATION
    Publication number: 20190076099
    Abstract: An apparatus for non-invasively estimating bio-information is provided. According to one exemplary embodiment, the apparatus may include a bio-signal acquirer configured to acquire a bio-signal; and a processor configured to extract a plurality of characteristic points from the bio-signal, determine internally dividing points of the plurality of characteristic points, and extract feature values from the bio-signal based on the internally dividing points to perform bio-information estimation.
    Type: Application
    Filed: September 11, 2018
    Publication date: March 14, 2019
    Applicant: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Chang Soon PARK, Ui Kun KWON
  • Method of measuring time difference between detection times, and device for performing the method
    Patent number: 10164725
    Abstract: A method of measuring a time difference between detection times includes receiving, from a first sensor, first information associated with a first detection time at which a first biosignal is detected, receiving, from a second sensor, second information associated with a second detection time at which a second biosignal is detected, and measuring a time difference between the first and the second detection times based on the first information and the second information.
    Type: Grant
    Filed: March 17, 2016
    Date of Patent: December 25, 2018
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Jaechun Lee, Ui Kun Kwon, Seungkeun Yoon
  • Signal feature extracting method and apparatus
    Patent number: 10152574
    Abstract: A signal feature extracting method and apparatus is disclosed. The signal feature extracting apparatus estimates element signals forming an input signal using a signal model to be determined by parameters, and extracts signal features using the estimated element signals. The method of extracting a signal feature including estimating element signals from an input signal, and extracting a signal feature using the estimated element signals, wherein the estimating of the element signals comprises estimating a first element signal of the input signal, and estimating a second element signal based on a waveform of a first intermediate signal, the first intermediate signal being a signal derived from the first element signal eliminated from the input signal.
    Type: Grant
    Filed: May 24, 2016
    Date of Patent: December 11, 2018
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Chang Soon Park, Ui Kun Kwon, Sang-joon Kim, Seungkeun Yoon, Changmok Choi
  • Method and device for impedance matching using isolated resonator in wireless power transmission system
    Patent number: 10141793
    Abstract: A wireless power transmitter includes a source resonator configured to transmit wireless power by resonating with a target resonator, a first power supply configured to supply power to the source resonator, a first switch configured to turn ON/OFF a connection between of the source resonator to the first power supply, and a controller configured to match an impedance of the source resonator by estimating a distance between the source resonator and the target resonator.
    Type: Grant
    Filed: April 21, 2016
    Date of Patent: November 27, 2018
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Seungkeun Yoon, Ui Kun Kwon, Sang Joon Kim
  • APPARATUS AND METHOD FOR DETECTING BIOSIGNAL
    Publication number: 20180256066
    Abstract: A biosignal detecting apparatus and method thereof are disclosed, including a ring-type main body, and a pair of electrodes configured to be in contact with a finger of a user and to detect a biosignal of the user. An electrode of the pair of electrodes is disposed along an inner surface of the main body.
    Type: Application
    Filed: May 8, 2018
    Publication date: September 13, 2018
    Applicant: Samsung Electronics Co., Ltd.
    Inventors: Ui Kun KWON, Sang Joon KIM
  • Apparatus and method for wirelessly receiving power
    Patent number: 10037847
    Abstract: A wireless power receiver includes a receiving unit configured to wirelessly receive power through a resonance between a source resonator and a target resonator. The wireless power receiver further includes a control unit configured to connect the target resonator to at least one capacitor to control a range of a voltage output from the target resonator.
    Type: Grant
    Filed: July 12, 2013
    Date of Patent: July 31, 2018
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Ui Kun Kwon, Sang Joon Kim, Seung Keun Yoon
  • ADAPTIVE BIO-SIGNAL FEATURE COMBINING APPARATUS AND METHOD
    Publication number: 20180177466
    Abstract: An adaptive bio-signal feature combining apparatus includes: a feature extractor configured to extract first feature values and second feature values from a bio-signal of an object; a stable interval determiner configured to determine at least one stable interval in the bio-signal; a statistical variable calculator configured to calculate a statistical variable value of a first feature and a statistical variable value of a second feature for each of the at least one stable interval based on the first and second feature values extracted from the at least one stable interval; and a feature combiner configured to calculate an integrated combining coefficient that is used to combine the first feature and the second feature, based on the statistical variable value of the first feature and the statistical variable value of the second feature,
    Type: Application
    Filed: December 28, 2017
    Publication date: June 28, 2018
    Applicant: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Chang Soon PARK, Ui Kun KWON, Dae Geun JANG, Young Soo KIM
  • COMMUNICATION METHOD OF A TARGET TERMINAL AND AN ACCESS POINT FOR GROUP ID MANAGEMENT IN MU-MIMO TRANSMISSION
    Publication number: 20180183500
    Abstract: Provided is a communication method of a target terminal and an access point (AP) for a group identification (ID) management in a multi-user multiple-input multiple-output (MU-MIMO) transmission capable of managing a group ID of members of a group without influencing other terminals in the group by transmitting membership information and position information to each of a plurality of terminals.
    Type: Application
    Filed: February 20, 2018
    Publication date: June 28, 2018
    Applicant: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Ui Kun KWON, Young Soo KIM
  • BIO-SIGNAL FEATURE SCALING APPARATUS AND METHOD
    Publication number: 20180177465
    Abstract: A bio-signal feature scaling apparatus may include: a processor configured to execute instructions to: extract a feature from a bio-signal of an object; estimate a cause of change in a bio-state of the object; calibrate a scale factor based on the estimated cause of change in the bio-state; and scale the extracted feature by applying the calibrated scale factor to the extracted feature.
    Type: Application
    Filed: December 6, 2017
    Publication date: June 28, 2018
    Applicant: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Ui Kun Kwon, Chang Soon Park, Dae Geun Jang, Young Soo Kim
  • Apparatus and method for detecting biosignal
    Patent number: 9993176
    Abstract: A biosignal detecting apparatus and method thereof are disclosed, including a ring-type main body, and a pair of electrodes configured to be in contact with a finger of a user and to detect a biosignal of the user. An electrode of the pair of electrodes is disposed along an inner surface of the main body.
    Type: Grant
    Filed: March 18, 2015
    Date of Patent: June 12, 2018
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Ui Kun Kwon, Sang Joon Kim
  • BIO-SIGNAL PROCESSING APPARATUS AND BIOMETRIC INFORMATION DETECTION APPARATUS AND METHOD
    Publication number: 20180146921
    Abstract: A bio-signal processing apparatus, a biometric information detection apparatus, and a method of detecting biometric information are provided. The bio-signal processing apparatus includes a first low pass filter (LPF) configured to have a first cutoff frequency, and output a first preprocessed signal having low frequency components of an input bio-signal that are less than the first cutoff frequency, a second LPF configured to have a second cutoff frequency, and output a second preprocessed signal in which high frequency components greater than or equal to the second cutoff frequency are removed from the input bio-signal, and a processor configured to output an output bio-signal for biometric information detection, based on the output first preprocessed signal and the output second preprocessed signal.
    Type: Application
    Filed: May 30, 2017
    Publication date: May 31, 2018
    Applicant: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Seung Keun YOON, Ui Kun KWON