Patents by Inventor Hyeon Min Bae

Hyeon Min Bae 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: 10799164
    Abstract: Disclosed are a mobile and expandable firmware-based optical spectroscopy system and a method for controlling same. The optical spectroscopy system may comprise: a wearing part attached to a particular region of a subject to irradiate light, on the basis of a firmware, to the particular region and measure the bodily signals of the subject by collecting emergent light which has passed through the particular region; and a monitoring unit, connected to the wearing part via a wired or wireless network, for controlling the strength of the light irradiated from the wearing part.
    Type: Grant
    Filed: November 14, 2014
    Date of Patent: October 13, 2020
    Assignee: KOREA ADVANCED INSTITUTE OF SCIENCE AND TECHNOLOGY
    Inventors: Hyeon Min Bae, Jae Myoung Kim, Jong Kwan Choi, Min Gyu Choi, Gun Pil Hwang
  • Patent number: 10777868
    Abstract: The present invention relates to a waveguide for transmission of electromagnetic wave signals. According to one aspect of the invention, there is provided a waveguide for transmission of electromagnetic wave signals, comprising: a dielectric part comprising two or more dielectrics having different permittivity; and a conductor part surrounding at least a part of the dielectric part.
    Type: Grant
    Filed: September 28, 2018
    Date of Patent: September 15, 2020
    Assignee: KOREA ADVANCED INSTITUTE OF SCIENCE AND TECHNOLOGY
    Inventors: Hyeon Min Bae, Ha Il Song, Joon Yeong Lee, Tae Hoon Yoon, Hyo Sup Won
  • Patent number: 10777865
    Abstract: The present invention relates to a waveguide for transmission of electromagnetic wave signals and a chip-to-chip interface apparatus comprising the same. According to one aspect of the invention, there is provided a waveguide for transmission of electromagnetic wave signals, comprising: a dielectric part; and a conductor part surrounding at least a part of the dielectric part, wherein a signal of a first frequency band is transmitted through the dielectric part, and a signal of a second frequency band lower than the first frequency band is transmitted through the conductor part.
    Type: Grant
    Filed: September 28, 2018
    Date of Patent: September 15, 2020
    Assignee: KOREA ADVANCED INSTITUTE OF SCIENCE AND TECHNOLOGY
    Inventors: Hyeon Min Bae, Ha Il Song, Joon Yeong Lee, Tae Hoon Yoon, Hyo Sup Won
  • Patent number: 10770774
    Abstract: The present invention relates to a microstrip-waveguide transition for transmission of electromagnetic wave signals. According to one aspect of the invention, there is provided a microstrip-waveguide transition for transmission of electromagnetic wave signals, comprising: a feeding part for providing an electromagnetic wave signal to be transmitted through the waveguide; and a ground part formed at a predetermined interval from the feeding part, wherein the microstrip and the waveguide are coupled alongside each other along a length direction of the waveguide, and wherein a distance between the feeding part and the ground part in a direction perpendicular to the length direction of the waveguide is greater as it is closer to the waveguide.
    Type: Grant
    Filed: September 28, 2018
    Date of Patent: September 8, 2020
    Assignee: KOREA ADVANCED INSTITUTE OF SCIENCE AND TECHNOLOGY
    Inventors: Hyeon Min Bae, Ha Il Song, Joon Yeong Lee, Tae Hoon Yoon, Hyo Sup Won
  • Publication number: 20200274222
    Abstract: Disclosed is a chip-to-chip interface using a microstrip circuit and a dielectric waveguide. A board-to-board interconnection device, according to one embodiment of the present invention, comprises: a waveguide which has a metal cladding and transmits a signal from a transmitter-side board to a receiver-side board; and a microstrip circuit which is connected to the waveguide and has a microstrip-to-waveguide transition (MWT), wherein the microstrip circuit matches a microstrip line and the waveguide, adjusts the bandwidth of a predetermined first frequency band among the frequency bands of the signal, and provides same to the receiver.
    Type: Application
    Filed: May 14, 2020
    Publication date: August 27, 2020
    Applicant: KOREA ADVANCED INSTITUTE OF SCIENCE AND TECHNOLOGY
    Inventors: Hyeon Min BAE, Ha II SONG, Huxian JIN
  • Patent number: 10686241
    Abstract: Disclosed is a chip-to-chip interface using a microstrip circuit and a dielectric waveguide. A board-to-board interconnection device, according to one embodiment of the present invention, comprises: a waveguide which has a metal cladding and transmits a signal from a transmitter-side board to a receiver-side board; and a microstrip circuit which is connected to the waveguide and has a microstrip-to-waveguide transition (MWT), wherein the microstrip circuit matches a microstrip line and the waveguide, adjusts the bandwidth of a predetermined first frequency band among the frequency bands of the signal, and provides same to the receiver.
    Type: Grant
    Filed: June 2, 2015
    Date of Patent: June 16, 2020
    Assignee: KOREA ADVANCED INSTITUTE OF SCIENCE AND TECHNOLOGY
    Inventors: Hyeon Min Bae, Ha Il Song, Huxian Jin
  • Patent number: 10667756
    Abstract: Disclosed are an optical spectroscopy system using a matched filter-based broadband signal receiver for stable data extraction, and a method for controlling the optical spectroscopy system. The optical spectroscopy system may comprise: a light transmission unit for irradiating light on a particular region of a subject by means of a plurality of light sources, wherein the light irradiated from the plurality of light sources is code-modulated by means of the Walsh codes and then irradiated; and a light receiving unit for detecting emergent light which has passed through the particular region, wherein the light source is identified by demodulating the light by means of the Walsh codes.
    Type: Grant
    Filed: November 14, 2014
    Date of Patent: June 2, 2020
    Assignee: KOREA ADVANCED INSTITUTE OF SCIENCE AND TECHNOLOGY
    Inventors: Hyeon Min Bae, Jong Kwan Choi, Min Gyu Choi, Jae Myoung Kim, Gun Pil Hwang
  • Publication number: 20190216341
    Abstract: According to one aspect of the invention, there is provided a method for monitoring hemodynamics, comprising the steps of: acquiring information on a posture of a first subject wearing a monitoring device; estimating a motion artifact predicted to be included in a spectroscopic measurement signal from the first subject which is measured by the monitoring device, with reference to the acquired information on the posture of the first subject, and a motion artifact estimation model for defining a correlation between a posture of at least one subject and a motion artifact occurring in a signal measured from the at least one subject; and removing the estimated motion artifact from the measurement signal from the first subject.
    Type: Application
    Filed: July 5, 2017
    Publication date: July 18, 2019
    Applicant: KOREA ADVANCED INSTITUTE OF SCIENCE AND TECHNOLOGY
    Inventors: Hyeon Min BAE, Jong Kwan CHOI, Min Gyu CHOI, Gun Pil HWANG, Min Su JI, Jae Myoung KIM
  • Publication number: 20190192081
    Abstract: The present disclosure relates to a method and a system for standardizing a hemodynamics measurement result and a non-transitory computer-readable recording medium. According to one aspect of the present disclosure, provided is a method for standardizing a measurement result obtained from a device for monitoring hemodynamics, the method comprising the steps of: capturing an image of a subject wearing a monitoring device; defining a photogrammetric coordinate system on the captured image, and converting a preset local coordinate system on the monitoring device into the photogrammetric coordinate system; and converting the photogrammetric coordinate system into a standard coordinate system which is based on a standard space.
    Type: Application
    Filed: July 5, 2017
    Publication date: June 27, 2019
    Applicant: KOREA ADVANCED INSTITUTE OF SCIENCE AND TECHNOLOGY
    Inventors: Hyeon Min BAE, Gun Pil HWANG, Min Gyu CHOI, Jong Kwan CHOI, Jae Myoung KIM, Min Su JI
  • Patent number: 10254165
    Abstract: Disclosed are a time division spread spectrum code-based optical spectroscopy system capable of controlling irradiation power and a method for controlling the optical spectroscopy system. The optical spectroscopy system may comprise: a light transmission unit for irradiating light to a particular region of a subject by means of a light source, wherein the light is irradiated so that the overall energy is consistently maintained by reducing the light irradiation time and increasing the strength of the light; and a light receiving unit for collecting emergent light which has passed through the particular region.
    Type: Grant
    Filed: November 14, 2014
    Date of Patent: April 9, 2019
    Assignee: KOREA ADVANCED INSTITUTE OF SCIENCE AND TECHNOLOGY
    Inventors: Hyeon Min Bae, Jong Kwan Choi, Min Gyu Choi, Jae Myoung Kim, Gun Pil Hwang
  • Publication number: 20190103647
    Abstract: The present invention relates to a microstrip-waveguide transition for transmission of electromagnetic wave signals. According to one aspect of the invention, there is provided a microstrip-waveguide transition for transmission of electromagnetic wave signals, comprising: a feeding part for providing an electromagnetic wave signal to be transmitted through the waveguide; and a ground part formed at a predetermined interval from the feeding part, wherein the microstrip and the waveguide are coupled alongside each other along a length direction of the waveguide, and wherein a distance between the feeding part and the ground part in a direction perpendicular to the length direction of the waveguide is greater as it is closer to the waveguide.
    Type: Application
    Filed: September 28, 2018
    Publication date: April 4, 2019
    Applicant: KOREA ADVANCED INSTITUTE OF SCIENCE AND TECHNOLOGY
    Inventors: Hyeon Min BAE, Ha Il SONG, Joon Yeong LEE, Tae Hoon YOON, Hyo Sup WON
  • Publication number: 20190067776
    Abstract: The present invention relates to a waveguide for transmission of electromagnetic wave signals and a chip-to-chip interface apparatus comprising the same. According to one aspect of the invention, there is provided a waveguide for transmission of electromagnetic wave signals, comprising: a dielectric part; and a conductor part surrounding at least a part of the dielectric part, wherein a signal of a first frequency band being a relatively higher frequency band is transmitted through the dielectric part, and a signal of a second frequency band being a relatively lower frequency band is transmitted through the conductor part.
    Type: Application
    Filed: September 28, 2018
    Publication date: February 28, 2019
    Applicant: KOREA ADVANCED INSTITUTE OF SCIENCE AND TECHNOLOGY
    Inventors: Hyeon Min BAE, Ha Il SONG, Joon Yeong LEE, Tae Hoon YOON, Hyo Sup WON
  • Publication number: 20190067775
    Abstract: The present invention relates to a waveguide for transmission of electromagnetic wave signals. According to one aspect of the invention, there is provided a waveguide for transmission of electromagnetic wave signals, comprising: a dielectric part comprising two or more dielectrics having different permittivity; and a conductor part surrounding at least a part of the dielectric part.
    Type: Application
    Filed: September 28, 2018
    Publication date: February 28, 2019
    Applicant: KOREA ADVANCED INSTITUTE OF SCIENCE AND TECHNOLOGY
    Inventors: Hyeon Min BAE, Ha Il SONG, Joon Yeong LEE, Tae Hoon YOON, Hyo Sup WON
  • Patent number: 10128557
    Abstract: The present invention relates to a microstrip circuit and a chip-to-chip interface apparatus comprising the same. According to one aspect of the invention, there is provided a microstrip circuit. The microstrip circuit includes a feeding line providing a signal, a probe being connected to one end of the feeding line, and a patch emitting the signal to a waveguide. The patch is disposed in a layer opposite to a layer in which the feeding line and the probe are disposed, with a core substrate being positioned therebetween. At least one of length of the probe, thickness of the core substrate, and permittivity of the core substrate is determined based on bandwidth of a transition between the microstrip circuit and the waveguide.
    Type: Grant
    Filed: November 3, 2016
    Date of Patent: November 13, 2018
    Assignee: KOREA ADVANCED INSTITUTE OF SCIENCE AND TECHNOLOGY
    Inventors: Hyeon Min Bae, Ha II Song, HuXian Jin, Joon Yeong Lee, Hyo Sup Won, Tae Hoon Yoon
  • Patent number: 10103418
    Abstract: Disclosed is a printed-circuit board (PCB) structure having an electromagnetic-tunnel-embedded architecture, the PCB structure including a PCB, and an EM-tunnel-embedded in the PCB, wherein the EM-tunnel includes a dielectric core and a metal clad which surrounds the dielectric core and has at least one port exposed to a surface of the PCB.
    Type: Grant
    Filed: February 12, 2016
    Date of Patent: October 16, 2018
    Assignee: Korea Advanced Institute of Science and Technology
    Inventors: Hyo Hoon Park, Hyeon Min Bae, Tae Woo Lee
  • Publication number: 20180256248
    Abstract: A multi-electrode renal denervation method and system using an integrated circuit are provided. The multi-electrode renal denervation system presented in the present invention comprises: a power generator transmitting control data for controlling the temperature of a plurality of electrodes; and a catheter in which the plurality of electrodes, which has an integrated circuit embedded therein and is controlled by the control data received from the power generator, are arranged, and the information measured using the integrated circuit is transmitted to the power generator.
    Type: Application
    Filed: August 30, 2016
    Publication date: September 13, 2018
    Inventors: Hyeon Min BAE, Jae Hyeok YANG, Seo Hyeon KIM
  • Patent number: 10039498
    Abstract: Disclosed are an optical spectroscopy system using a pipeline-structured matched filter and a dual-slope analog digital converter, and a method for controlling the optical spectroscopy system. The optical spectroscopy system may comprise: a pipeline-structured matched filter sequentially connecting input voltage, transmitted by means of an amplifier, to a first capacitor and a second capacitor by means of a first switch terminal; and a dual-slope analog digital converter for sequentially receiving, by means of a second switch terminal, the electric charge stored in the first capacitor and second capacitor, and digitizing the input voltage.
    Type: Grant
    Filed: November 14, 2014
    Date of Patent: August 7, 2018
    Assignee: KOREA ADVANCED INSTITUTE OF SCIENCE AND TECHNOLOGY
    Inventors: Hyeon Min Bae, Jong Kwan Choi, Min Gyu Choi, Jae Myoung Kim, Gun Pil Hwang
  • Publication number: 20180131084
    Abstract: Disclosed is a printed circuit board (PCB) structure, in which an electromagnetic signal transmitting antenna and/or an electromagnetic signal receiving antenna, and an electromagnetic signal transferring tunnel (EM-tunnel) are embedded, the PCB structure including a PCB, an EM-tunnel that includes a dielectric core and a metal clad that surrounds the dielectric core and that is embedded in the PCB to be parallel to the PCB, and at least one transmitting antenna and/or at least one receiving antenna that are embedded in the PCB, wherein the transmitting antenna and/or the receiving antenna are arranged at an input port and an output port of the EM-tunnel embedded in the PCB to transmit and receive electromagnetic signals to and from the interior of the EM-tunnel.
    Type: Application
    Filed: December 8, 2016
    Publication date: May 10, 2018
    Inventors: Hyo-Hoon PARK, Hyeon Min BAE, Ha Il SONG, Dae-Seong LEE, Harin LEE
  • Publication number: 20180040937
    Abstract: Disclosed is a chip-to-chip interface using a microstrip circuit and a dielectric waveguide. A board-to-board interconnection device, according to one embodiment of the present invention, comprises: a waveguide which has a metal cladding and transmits a signal from a transmitter-side board to a receiver-side board; and a microstrip circuit which is connected to the waveguide and has a microstrip-to-waveguide transition (MWT), wherein the microstrip circuit matches a microstrip line and the waveguide, adjusts the bandwidth of a predetermined first frequency band among the frequency bands of the signal, and provides same to the receiver.
    Type: Application
    Filed: June 2, 2015
    Publication date: February 8, 2018
    Applicant: Korea Advanced Institute of Science and Technology
    Inventors: Hyeon Min Bae, Ha II Song, Huxian Jin
  • Publication number: 20170325747
    Abstract: Disclosed are an optical spectroscopy system using a pipeline-structured matched filter and a dual-slope analog digital converter, and a method for controlling the optical spectroscopy system. The optical spectroscopy system may comprise: a pipeline-structured matched filter sequentially connecting input voltage, transmitted by means of an amplifier, to a first capacitor and a second capacitor by means of a first switch terminal; and a dual-slope analog digital converter for sequentially receiving, by means of a second switch terminal, the electric charge stored in the first capacitor and second capacitor, and digitizing the input voltage.
    Type: Application
    Filed: November 14, 2014
    Publication date: November 16, 2017
    Applicant: Korea Advanced Institute of Science and Technology
    Inventors: Hyeon Min BAE, Jong Kwan CHOI, Min Gyu CHOI, Jae Myoung KIM, Gun Pil HWANG