Patents by Inventor Byung-Hoon Ko

Byung-Hoon Ko 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).

  • Publication number: 20210038098
    Abstract: An apparatus for measuring bio-information may include a pulse wave sensor that may measure a pulse wave signal from an object in contact with a measurement surface. The apparatus may include a force sensor that may measure a contact force between the pulse wave sensor and the object. The apparatus may include a fastener configured to fasten the pulse wave sensor to an electronic device such that the pulse wave sensor is rotatable around a center axis in a length direction of the pulse wave sensor. The apparatus may include a processor that may determine a direction in which a measurement region of the pulse wave signal or the measurement surface of the pulse wave sensor is oriented, select a measurement mode from among a plurality of measurement modes, and estimate bio-information of the object.
    Type: Application
    Filed: March 18, 2020
    Publication date: February 11, 2021
    Applicant: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Jeong Eun HWANG, Byung Hoon KO, Jong Wook LEE, Youn Ho KIM
  • Publication number: 20210036046
    Abstract: A display includes a display portion formed of an array of unit pixels that each respectively include a light source pixel and a detector pixel. The display includes a control driver including a light source driver and a data driver which are respectively connected to each light source pixel, and a detector driver which is connected to each detector pixel. The display includes a controller configured to control the control driver to operate the display portion in a first mode, a second mode, and a third mode that are each different from each other.
    Type: Application
    Filed: June 19, 2020
    Publication date: February 4, 2021
    Applicant: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Yong Joo KWON, Jae Min KANG, Byung Hoon KO, Youn Ho KIM, Sang Yun PARK, Jong Wook LEE, Deuk Seok CHUNG
  • Patent number: 10905382
    Abstract: A bio-signal quality assessment apparatus, a bio-signal quality assessment method, a bio-signal measurement parameter optimization apparatus, and bio-signal measurement parameter optimization apparatus method are provided. The bio-signal quality assessment apparatus includes a processor configured to determine a moving average of a bio-signal, and assess a quality of the bio-signal, based on a comparison between the determined moving average and the bio-signal.
    Type: Grant
    Filed: March 15, 2017
    Date of Patent: February 2, 2021
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Jong Wook Lee, Byung Hoon Ko, Jin Hyun Yun
  • Publication number: 20210022622
    Abstract: An electronic device according to an aspect of the present disclosure includes a touch screen. The electronic device includes a communication interface that may receive, from a touch pen, a pulse wave signal of a user which is measured from a finger of the user by the touch pen while the touch pen is placed on the touch screen. The electronic device includes a processor that may determine whether a measurement posture of the user is appropriate based on whether the finger touches the touch screen, and in response to determining that the user's measurement posture is appropriate, estimate bio-information of the user based on the received pulse wave signal.
    Type: Application
    Filed: March 9, 2020
    Publication date: January 28, 2021
    Applicant: Samsung Electronics Co., Ltd.
    Inventors: Jong Wook LEE, Byung Hoon KO, Young Soo KIM, Chang Mok CHOI, Jeong Eun HWANG, Youn Ho KIM
  • Publication number: 20200390346
    Abstract: An apparatus for estimating bio-information includes a pulse wave sensor configured to measure a pulse wave signal from an object, for a predetermined period of time, a processor configured to extract DC components of the pulse wave signal measured for the predetermined period of time, normalize the extracted DC components, based on at least one of the extracted DC components of the pulse wave signal measured at a time when a reference force is applied by the object to the pulse wave sensor, and estimate the bio-information, based on the normalized DC components.
    Type: Application
    Filed: March 10, 2020
    Publication date: December 17, 2020
    Applicant: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Chang Mok Choi, Jeong Eun Hwang, Byung Hoon Ko, Jong Wook Lee, Youn Ho Kim
  • Publication number: 20200383641
    Abstract: An apparatus for measuring bio-information may include a pulse wave sensor having a circular contact surface that is convex toward a contact surface of an object of interest, and that may measure one or more pulse wave signals from the object of interest in contact with the circular contact surface. The apparatus may include a force sensor disposed below or on a side of the pulse wave sensor, and that may measure a contact force of the object of interest. The apparatus may include a processor that may estimate bio-information of the object of interest based on the one or more measured pulse wave signals and the measured contact force.
    Type: Application
    Filed: July 4, 2019
    Publication date: December 10, 2020
    Applicant: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Jeong-Eun HWANG, Byung Hoon KO, Chang Mok CHOI, Sang Yun PARK
  • Patent number: 10779766
    Abstract: A wearable measurement apparatus capable of measuring a biometric signal is provided. The wearable measurement apparatus includes a main body, and a main-body elastic part disposed on a bottom surface of the main body, and configured to elastically support the main body against a body part of a user. The wearable measurement apparatus further includes a biometric signal sensor disposed apart from the main-body elastic part, and configured to detect a biometric signal from the body part, and a sensor elastic part interposed between the main body and the biometric signal sensor, and configured to form a step difference between a bottom surface of the biometric signal sensor and a bottom surface of the main-body elastic part, and elastically support the biometric signal sensor against the main body.
    Type: Grant
    Filed: February 7, 2017
    Date of Patent: September 22, 2020
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Byung Hoon Ko, Yong Joo Kwon, Youn Ho Kim, Sang Yun Park, Jin Hyun Yun, Jong Wook Lee, Chang Mok Choi
  • Publication number: 20200288995
    Abstract: An apparatus for measuring bio-information may include: a pulse wave sensor comprising at least one pair of light emitters which are disposed apart from each other and a light receiver disposed between the at least one pair of light emitters, and configured to measure a plurality of pulse wave signals from an object by using the light receiver and the at least one pair of light emitters; a force sensor configured to measure a contact force that is applied to the pulse wave sensor by the object; and a processor configured to generate an integrated pulse wave signal by integrating the plurality of pulse wave signals based on the contact force and an area of a contact surface of the pulse wave sensor, and estimate bio-information of the object based on the integrated pulse wave signal.
    Type: Application
    Filed: January 13, 2020
    Publication date: September 17, 2020
    Applicant: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Jeong Eun HWANG, Byung Hoon KO, Chang Mok CHOI, Sang Yun PARK, Jong Wook LEE
  • Patent number: 10756554
    Abstract: An apparatus and a method for charging a wearable device is provided. The apparatus for charging a wearable device may include a power receiver disposed in the wearable device and configured to receive power and supply the power to the wearable device; a connector configured to comprise a first magnet and a magnetic member, wherein the first magnet is electrically connected to the power receiver through the magnetic member while the first magnet is attached to the power receiver by a first magnetic force; and a power supply configured to supply the power to the power receiver via the connector.
    Type: Grant
    Filed: July 28, 2017
    Date of Patent: August 25, 2020
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Jae Wook Shim, Byung Hoon Ko, Jong Han Kim, Jong Wook Lee
  • Publication number: 20200237222
    Abstract: A bio-signal measuring apparatus may include: a finger contact surface configured to be in contact with a finger of a user; an optical sensor configured to be disposed underneath the finger contact surface and sense a light when the light is reflected from the user; and a texture area formed on the finger contact surface at a boundary of the optical sensor, and configured to provide a texture different from a texture of a remaining area of the finger contact surface other than the texture area, so as to allow the user to feel a tactile sensation from the texture area when the finger is in contact with the finger contact surface.
    Type: Application
    Filed: September 27, 2019
    Publication date: July 30, 2020
    Applicant: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Chang Mok Choi, Jeong Eun Hwang, Byung Hoon Ko, Jong Wook Lee, Youn Ho Kim
  • Publication number: 20200229743
    Abstract: An apparatus for estimating bio-information of an object of interest may include a processor configured to obtain a plurality of pulse wave signals of an object via a plurality of channels, determine a plurality of oxygen saturation values corresponding to the plurality of channels based on the plurality of pulse wave signals, select a channel to be used for estimating the bio-information of the object of interest from among the plurality of channels based on the plurality of oxygen saturation values, and estimate the bio-information of the object of interest based on a pulse wave signal corresponding to the selected channel.
    Type: Application
    Filed: January 21, 2020
    Publication date: July 23, 2020
    Applicant: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Chang Mok Choi, Byung Hoon Ko, Jong Wook Lee, Youn Ho Kim
  • Publication number: 20200196935
    Abstract: An antioxidant sensor according to an aspect of the disclosure includes: a touch sensor; a light source configured to emit light of a predetermined wavelength onto an object touching the touch sensor; a light receiver configured to receive light returning from the object; and a processor configured to extract an image of a contact surface of the object based on a sensor value of the touch sensor, to analyze the extracted image of the contact surface, and to obtain an antioxidant signal of the object by driving the light source based on a result of analyzing the image of the contact surface.
    Type: Application
    Filed: December 20, 2019
    Publication date: June 25, 2020
    Applicant: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Kun Sun Eom, Byung Hoon Ko, Jin Young Park, Sung Mo Ahn
  • Publication number: 20200121259
    Abstract: An apparatus for estimating bio-information based on pulse wave signals of multiple wavelengths is disclosed. The bio-information estimating apparatus may include: a sensor part comprising a pulse wave sensor configured to measure a multi-wavelength pulse wave signal at a first point in time when a first pressure is applied from an object to the sensor part and at a second point in time when a second pressure is applied from the object to the sensor part; and a processor configured to estimate bio-information based on a difference between the multi-wavelength pulse wave signal measured at the first pressure and the multi-wavelength pulse wave signal measured at the second pressure.
    Type: Application
    Filed: March 20, 2019
    Publication date: April 23, 2020
    Applicant: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Eui Seok SHIN, Chang Mok Choi, Byung Hoon Ko, Jong Wook Lee
  • Publication number: 20200085323
    Abstract: An apparatus for measuring blood pressure includes: a pulse wave measurer including a first light source configured to emit a first light, a second light source configured to emit a second light, and a photodetector configured to measure a pulse wave signal of an object based on the first light emitted by the first light source onto the object and returning from the object; a force measurer configured to measure a contact force between the object and the pulse wave measurer; and a processor configured to control emission of the second light from the second light source based on the measured contact force, and configured to estimate blood pressure of the object based on the measured pulse wave signal and the measured contact force.
    Type: Application
    Filed: September 17, 2019
    Publication date: March 19, 2020
    Applicant: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Jong Wook Lee, Byung Hoon Ko
  • Publication number: 20200085320
    Abstract: A bio-signal acquiring apparatus includes a sensor part and a signal processor. The sensor part includes a bio-signal sensor, a load sensor, and an ultrasonic sensor array, the bio-signal sensor configured to detect a bio-signal of an object that comes into contact with the sensor part, the load sensor configured to detect a contact load of the object, and the ultrasonic sensor array configured to detect contact load distribution of the object. The signal processor is configured to obtain a contact load of the object at a region of interest based on the contact load and the contact load distribution, and configured to output the contact load of the object at the region of interest and the bio-signal.
    Type: Application
    Filed: April 19, 2019
    Publication date: March 19, 2020
    Applicant: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Yong Joo KWON, Sang Yun PARK, Jae Min KANG, Byung Hoon KO, Jeong Eun HWANG
  • Publication number: 20200077901
    Abstract: An apparatus for measuring a bio-signal includes a pulse wave sensor that may measure a pulse wave signal, of an object of interest, that is non-equidistantly sampled based on a sampling rate of the pulse wave sensor, and a processor that may identify, using a sampling profile, a first interval based on a health index to be measured. The processor may identify, using the sampling profile, a second interval based on the health index to be measured. The processor may set the sampling rate of the pulse wave sensor to a first sampling rate in the first interval. The processor may set the sampling rate of the pulse wave sensor to a second sampling rate, that is less than the first sampling rate, in the second interval.
    Type: Application
    Filed: September 10, 2019
    Publication date: March 12, 2020
    Applicant: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Jong Wook Lee, Byung Hoon Ko, Chang Mok Choi
  • Publication number: 20200015690
    Abstract: An apparatus for obtaining bio-information may include a pulse wave sensor including a light source and a detector. The light source is configured to emit multi-wavelength light to an object of interest and the detector is configured to detect light reflected from the object. In addition, the apparatus may include a processor configured to obtain a change in volume of a blood vessel based on one or more of quantity of detected multi-wavelength light and absorbance coefficients of respective wavelengths of the multi-wavelength light and obtain bio-information based on the measured change in volume of the blood vessel.
    Type: Application
    Filed: January 22, 2019
    Publication date: January 16, 2020
    Applicant: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: CHANG MOK CHOI, BYUNG HOON KO, JONG WOOK LEE, YOUN HO KIM, YOUNG SOO KIM, JEONG EUN HWANG
  • Publication number: 20190357780
    Abstract: A bio-signal measurement apparatus may include a first substrate and a second substrate, an optical sensor mounted in the first substrate, a force sensor disposed on or below the first substrate, and a separation structure interposed between the first substrate and the second substrate so as to prevent transmission of a force between the first substrate and the second substrate. An upper surface of the first substrate and an upper surface of the second substrate may be provided at the same level.
    Type: Application
    Filed: May 24, 2019
    Publication date: November 28, 2019
    Applicant: SAMSUNG ELECTRONICS CO., LTD
    Inventors: Byung Hoon KO, Yong Joo KWON, Young Soo KIM, Sang Yun PARK, Jong Wook LEE, Chang Mok CHOI, Jae Min KANG, Youn Ho KIM
  • Publication number: 20190357849
    Abstract: A bio-electrode for measuring a biosignal of a user and an apparatus and method for processing a biosiginal including the bio-electrode are disclosed. The bio-electrode may include a first electrode to measure a biosignal of a user, an initial second electrode to measure a motion signal corresponding to a motion artifact included in the biosignal, and a support member to support the first electrode and the second electrode in proximity to the user. The biosignal may be processed to improve the quality of the biosignal by using the motion signal.
    Type: Application
    Filed: August 7, 2019
    Publication date: November 28, 2019
    Applicant: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Byung Hoon KO, Jong Pal KIM, Sang Yun PARK
  • Publication number: 20190244704
    Abstract: A dietary habit management apparatus and method are provided. The dietary habit management apparatus includes a bio-signal acquirer configured to acquire a bio-signal of a user, and a processor configured to obtain a total peripheral resistance (TPR) reflected index, from the bio-signal that is acquired by the bio-signal acquirer, and determine whether the user has eaten food, based on the TPR reflected index.
    Type: Application
    Filed: February 4, 2019
    Publication date: August 8, 2019
    Applicant: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Youn Ho Kim, Byung Hoon Ko, Yunseo Ku, Yong Joo Kwon, Ui Kun Kwon, Young Soo Kim, Jin Young Park, Jong Wook Lee, Dae Geun Jang, Chang Mok Choi, Jae Min Kang, Seung Woo Noh, Sang Yun Park, Chang Soon Park, Seung Keun Yoon