Patents by Inventor Youngzoon Yoon

Youngzoon Yoon 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: 20170251926
    Abstract: A biological information measuring apparatus, a method of acquiring biological information, and a biological information measuring band are provided. The biological information measuring apparatus may emit light beams in a direction, which is actively or passively adjusted, to a region of interest inside a target object, detect the light beams returning from the target object along trajectories different from one another, and select an optimum light beam among the detected light beams.
    Type: Application
    Filed: March 6, 2017
    Publication date: September 7, 2017
    Applicant: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Youngzoon YOON, Hyungjoo KIM, Younggeun ROH
  • Publication number: 20170112395
    Abstract: A method of estimating a blood pressure is provided. The method of estimating blood pressure includes inputting physical characteristic information and blood pressure information of a subject, determining, among a plurality of groups classified according to hemodynamic characteristics, a group to which the subject belongs based on the physical characteristic information and the blood pressure information, detecting a bio-signal of the subject, extracting a plurality of features from the detected the bio-signal, and estimating a blood pressure corresponding to the extracted plurality of features and the determined group based on a learned blood pressure estimation algorithm.
    Type: Application
    Filed: April 12, 2016
    Publication date: April 27, 2017
    Applicant: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Hyungjoo KIM, Youngzoon YOON, Younggeun ROH
  • Publication number: 20170055855
    Abstract: An apparatus for acquiring bioinformation, including a laser irradiator configured to irradiate a laser beam onto a region of interest including blood vessels; a sensor configured to detect a first change in a laser speckle pattern generated by the laser beam reflected from the region of interest; and a processor configured to acquire a biosignal indicating a second change in blood flow within the blood vessels based on the detected first change in the laser speckle pattern, and to acquire the bioinformation by using the biosignal, wherein the laser beam emitted from the laser irradiator is incident at an angle to the region of interest.
    Type: Application
    Filed: March 14, 2016
    Publication date: March 2, 2017
    Applicant: SAMSUNG ELECTRONICS CO., LTD.
    Inventor: Youngzoon YOON
  • Publication number: 20160278645
    Abstract: An apparatus for detecting biometric information includes a photo sensor configured to acquire a first signal by detecting a change in an optical signal with respect to an object; a pressure sensor configured to acquire a second signal by detecting a change of a pressure with respect to the object; a signal extractor configured to extract a waveform signal from at least one from among the first signal and the second signal based on signal sensitivities of the first and second signals; and a signal analyzer configured to analyze biometric information from the extracted waveform signal.
    Type: Application
    Filed: September 23, 2015
    Publication date: September 29, 2016
    Applicant: SAMSUNG ELECTRONICS CO., LTD.
    Inventor: Youngzoon YOON
  • Publication number: 20160256116
    Abstract: An apparatus for and a method of measuring blood pressure are provided. The apparatus includes a sensor configured to radiate light to a body part, and detect a light signal that is changed due to the body part. The apparatus further includes a signal processor configured to determine a bio signal based on the light signal; and a central processing unit configured to determine a blood pressure based on the bio signal and a blood pressure estimation algorithm.
    Type: Application
    Filed: December 7, 2015
    Publication date: September 8, 2016
    Applicant: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Chanwook BAIK, Jisoo KYOUNG, Maxim Vladimirovich RIABKO, Youngzoon YOON, Alexey Dmitrievich LANTSOV, Younggeun ROH, Jaesoong LEE
  • Publication number: 20160256117
    Abstract: A method and apparatus for measuring blood pressure are provided. According to one or more exemplary embodiments, the apparatus for measuring blood pressure obtains a blood pressure value by applying a plurality of particular points, sampled at regular intervals from a pulse wave signal detected in an ear area of an object, to a pre-stored blood pressure estimation algorithm.
    Type: Application
    Filed: January 14, 2016
    Publication date: September 8, 2016
    Applicant: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Chanwook BAIK, Jisoo KYOUNG, Youngzoon YOON
  • Publication number: 20160223843
    Abstract: Provided are an optical nano-antenna including a tunable material layer and methods of manufacturing and operating the optical nano-antenna. The optical nano-antenna includes a substrate; and a plurality of material layers sequentially laminated on the substrate. The plurality of material layers include at least one tunable material layer and at least one slot. A first tunable material layer and a metal layer are sequentially laminated on the substrate, and a first slot is formed in the metal layer. A metal layer and a first tunable material layer are sequentially laminated on the substrate, and a first slot is formed in the metal layer. A first tunable material layer, a metal layer, and a second tunable material layer are sequentially laminated on the substrate, and a first slot is formed in the metal layer. A second slot tilted with respect to the first slot is formed in the metal layer.
    Type: Application
    Filed: August 29, 2014
    Publication date: August 4, 2016
    Applicant: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Yeonsang PARK, Jineun KIM, Younggeun ROH, Changwon LEE, Sangmo CHEON, Unjeong KIM, Chanwook BAIK, Youngzoon YOON, Jaesoong LEE
  • Publication number: 20160206251
    Abstract: An apparatus and a method for detecting bio-information are provided. The apparatus includes a bio-signal detector including a light emitter including a light-emitting diode (LED) and a laser diode (LD), the LED and the LD being configured to emit optical signals on an object. The bio-signal detector further includes an optical detector including a light-receiver configured to detect optical signals modulated by the object. The apparatus further includes a processor configured to process the optical signals to detect the bio-information of the object.
    Type: Application
    Filed: August 5, 2015
    Publication date: July 21, 2016
    Applicant: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Yongjoo KWON, Youngzoon YOON, Seongho CHO, Jaemin KANG, Sunkwon KIM, Younho KIM, Sangyun PARK
  • Publication number: 20160113589
    Abstract: Biosignal processing method and apparatus are provided. The biosignal processing method includes: detecting a biosignal, which is generated by a movement of a heart existing in a second area of a subject, from a first area of the subject; generating of a biosignal waveform from the biosignal; determining a relative position of the first area with respect to the second area based on at least one of the biosignal waveform and a direction of the first area; and converting the biosignal waveform to a reference biosignal waveform based on the relative position.
    Type: Application
    Filed: August 24, 2015
    Publication date: April 28, 2016
    Applicant: SAMSUNG ELECTRONICS CO., LTD.
    Inventor: Youngzoon Yoon
  • Publication number: 20160106327
    Abstract: An apparatus for acquiring bio-information includes a light source configured to radiate a laser beam to a region of interest including a blood vessel; a sensor configured to sense, from the region of interest, a change of a laser speckle generated by the radiated laser beam; and a controller configured to obtain a bio-signal indicating a change in a blood flow in the blood vessel based on the sensed change of the laser speckle.
    Type: Application
    Filed: October 15, 2015
    Publication date: April 21, 2016
    Applicant: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Youngzoon Yoon, Hyunsurk Ryu, Kyoobin LEE, Jaesoong LEE, Junhaeng Lee, Seunghoon HAN
  • Publication number: 20160058300
    Abstract: A method of monitoring a blood pressure includes: emitting a laser to a blood vessel in a body part; detecting, from the body part, laser speckles caused by scattering of the emitted laser; obtaining a bio-signal indicating a change in a volume of the blood vessel by using the detected laser speckles; and estimating a blood pressure based on the obtained bio-signal.
    Type: Application
    Filed: September 3, 2015
    Publication date: March 3, 2016
    Applicant: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Youngzoon Yoon, Jaesoong LEE, Jisoo KYOUNG, Younggeun ROH, Yeonsang PARK, Chanwook BAIK