Patents Assigned to Korea Research Institute of Standards of Science
  • Patent number: 10696548
    Abstract: Disclosed is a method of preparing an oxide for hydrogen storage, including (a) mixing and calcining vanadium oxide and titanium oxide to provide an oxide, (b) impregnating the oxide obtained in step (a) with a noble metal precursor aqueous solution, and (c) subjecting the oxide obtained in step (b) to heat treatment in a reducing atmosphere, wherein the oxide obtained in step (a) has the composition of Chemical Formula (1) below and is composed of a single-phase TiO2 crystal phase: V1-xTixO2,??Chemical Formula (1) where 0.05?x?0.95.
    Type: Grant
    Filed: October 11, 2018
    Date of Patent: June 30, 2020
    Assignee: Korea Research Institute of Standards and Science
    Inventors: Seung Wook Baek, Jung Hyun Kim, Chang Ho Ahn, Mee Kyung Kim, Gyo Ri Park, Sun Woong Song, Ki Chae Jung
  • Publication number: 20200191884
    Abstract: Provided is a method of measuring a magnitude of magnetization of a perpendicular magnetic thin film, including: forming a stripe pattern in which a first magnetic domain that extends in a y direction and is magnetized in a z direction and a second magnetic domain that extends in the y direction and is magnetized in a direction opposite to the z direction are arranged alternately in an x direction, in a perpendicular magnetic thin film that extends in an xy plane; changing widths in the x direction, of the first and second magnetic domains by applying a magnetic field having a predetermined magnitude, in the z direction, to the perpendicular magnetic thin film; and calculating an absolute value of the magnetization of the perpendicular magnetic thin film on the basis of a ratio between the widths in the x direction, of the first magnetic domain and the second magnetic domain.
    Type: Application
    Filed: November 18, 2019
    Publication date: June 18, 2020
    Applicants: KOREA RESEARCH INSTITUTE OF STANDARDS AND SCIENCE, KOREA INSTITUTE OF SCIENCE AND TECHNOLOGY, KOREA BASIC SCIENCE INSTITUTE
    Inventors: Kyoung-Woong Moon, Chan Yong Hwang, Byoung-Chul Min, Seung-young Park
  • Publication number: 20200124766
    Abstract: The present invention relates to an apparatus for calibrating temperature and humidity of a radio-sonde to be adapted to the upper air environment using an upper air simulation chamber including: an isotemperature-isohumidity unit calibrating temperature and humidity measured via the radio-sonde; a sunlight generation unit coupled to the isotemperature-isohumidity unit and generating sunlight to be irradiated to the isotemperature-isohumidity unit; an air supply unit coupled to the isotemperature-isohumidity unit and controlling the pressure and temperature of atmospheric air, allowing supplying air to the isotemperature-isohumidity unit; a sonic nozzle coupled to the isotemperature-isohumidity unit and creating an air flow set at below a set pressure; and a vacuum pump coupled to the isotemperature-isohumidity unit and discharging air which penetrates the isotemperature-isohumidity unit.
    Type: Application
    Filed: March 20, 2019
    Publication date: April 23, 2020
    Applicant: Korea Research Institute of Standards and Science
    Inventors: Yong-Gyoo Kim, In-Seok Yang, Sang-Bong Woo, Byung-Il Choi, Sang-Wook Lee, Woong Kang, Youn-Kyun Oh, Sung-Hun Kim, Seong-Chong Park, Young-Hee Lee
  • Patent number: 10629317
    Abstract: The present invention relates to a two-dimensional magnetic-optical trap system using frequency and phase modulation with an arbitrary waveform, including: a glass cell; a coil set; and a light source module, wherein the laser source module includes: a cooling laser; a re-pumping laser; a first acousto-optic modulator; a second acousto-optic modulator; and an electro-optical modulator.
    Type: Grant
    Filed: June 11, 2019
    Date of Patent: April 21, 2020
    Assignee: KOREA RESEARCH INSTITUTE OF STANDARDS AND SCIENCE
    Inventors: Jae Hoon Lee, Jong Chul Mun
  • Patent number: 10629421
    Abstract: A mass spectrometry device includes a sample seating part including an ultrasonic vibrator having a through hole through which liquid particles formed by the ultrasonic vibrator from an adsorbent material including a sample and a solvent are discharged, the adsorbent material being seated on the ultrasonic vibrator; a reaction part in which plasma or an ionization medium generated by plasma come into contact with the liquid particles discharged from the through hole to form an ionized material; an introduction part discharging and introducing the ionized material to a detection part; and the detection part analyzing the ionized material discharged from the introduction part. The mass spectrometry device and the mass spectrometry method can detect the components of various samples by converting a sample into liquid particles using ultrasonic waves and applying plasma and can detect samples in various fields without regard to locations.
    Type: Grant
    Filed: October 25, 2016
    Date of Patent: April 21, 2020
    Assignees: KOREA RESEARCH INSTITUTE OF STANDARDS AND SCIENCE, KOREA RESEARCH INSTITUTE OF BIOSCIENCE AND BIOTECH
    Inventors: Yong-Hyeon Yim, Sung Woo Heo, Hyoung Jun Lee, Ji-Seon Oh, Byoung Chul Park, Jeong Hee Moon, Sung Goo Park, Jeong Hoon Kim
  • Patent number: 10622183
    Abstract: The present invention relates to a charged particle beam apparatus enabling a selection of a charged particle beam in a specified energy range by symmetrically arranging cylindrical electrostatic lenses deflecting a path of the charged particle beam and disposing an energy selection aperture between the cylindrical electrostatic lenses. Since an integral structure in which a central electrode and a plurality of electrodes that are arranged at a front portion and a rear portion in relation to the central electrode of a monochromator are fixed to each other through insulator, is applied, a mechanism for adjusting an offset with respect to an optical axis is simplified as compared to the case of separately providing the lenses at the front portion and the rear portion, respectively, and a secondary aberration is canceled in an exit plane due to symmetry of an optical system.
    Type: Grant
    Filed: March 24, 2016
    Date of Patent: April 14, 2020
    Assignee: KOREA RESEARCH INSTITUTE OF STANDARDS AND SCIENCE
    Inventors: Takashi Ogawa, Ju Hwang Kim, In Yong Park
  • Patent number: 10613160
    Abstract: A cryocooler superconducting quantum interference (SQUID) system includes a cryocooler including a cold head, a cold head chamber in which the cold head is disposed, a sensor chamber including a SQUID sensor cooled to a low temperature by the cryocooler; and a connection block connecting the cold head and a thermal anchor disposed in the sensor chamber to each other to cool the SQUID sensor in the sensor chamber.
    Type: Grant
    Filed: February 28, 2017
    Date of Patent: April 7, 2020
    Assignee: Korea Research Institute of Standards and Science
    Inventors: Kwon-Kyu Yu, Kiwoong Kim, Hyukchan Kwon, Jin-Mok Kim, Sang-Kil Lee, Yong-Ho Lee
  • Patent number: 10614991
    Abstract: The present invention relates to an electron beam apparatus including a monochromator in which cylindrical electrostatic lenses for deflecting a path of an electron beam in the lenses are arranged symmetrically and an aperture including a plurality of selectable slits is disposed therebetween to be able to select an electron beam having a specified energy range. The electron beam apparatus has a monochromator having high resolution and excellent stability and maintainability by disposing slits and circular openings in one aperture part in parallel arrangement, thereby improving spatial resolution and energy resolution.
    Type: Grant
    Filed: May 20, 2016
    Date of Patent: April 7, 2020
    Assignee: KOREA RESEARCH INSTITUTE OF STANDARDS AND SCIENCE
    Inventors: Takashi Ogawa, Ju Hwang Kim
  • Patent number: 10585151
    Abstract: Superconducting quantum interference device (SQUID) sensor module and a magnetoencephalography (MEG) measuring apparatus. The SQUID sensor module includes a fixed block having one end fixed to the sensor-mounted helmet, a bobbin having one end combined with the other end of the fixed block and having a groove in which a pick-up coil is wound, a bobbin fixing or attachment structure or material fixed to the other end of the fixed block via a through-hole formed in the center of the bobbin, a SQUID printed circuit board (PCB) disposed one an upper side surface of the bobbin and including a SQUID sensor, and a signal line connection PCB inserted into an outer circumferential surface of the fixed block and adapted to transmit a signal detected in the SQUID sensor to an external circuit.
    Type: Grant
    Filed: April 13, 2016
    Date of Patent: March 10, 2020
    Assignee: Korea Research Institute of Standards and Science
    Inventors: Kwon-Kyu Yu, Yong-Ho Lee, Kiwoong Kim, Jin-Mok Kim, Hyukchan Kwon, Sang-Kil Lee
  • Patent number: 10551526
    Abstract: The present disclosure relates to an apparatus embodied in order to correct efficiently changing of measured temperature value in a temperature sensor according to influence of irradiance. A radiosonde related an exemplary embodiment of the present disclosure includes a first temperature sensor; a second temperature sensor having higher emission ratio than the first temperature sensor; and a measuring unit in order to calculate corrected temperature value, but the radiosonde and the third temperature sensor are installed in a chamber before flying of the radiosonde, a first temperature change detected by the first temperature sensor by output light in a sunlight simulator and a second temperature change detected by the second temperature sensor are induces, compensation factors may be derived using the first temperature change, the second temperature change, and temperature value measured by the third temperature sensor.
    Type: Grant
    Filed: July 8, 2015
    Date of Patent: February 4, 2020
    Assignee: Korea Research Institute of Standards and Science
    Inventors: Yong-Gyoo Kim, Byung Il Choi, Jong Cheol Kim, Sang Bong Woo, Sang Wook Lee, Su Yong Kwon
  • Patent number: 10542963
    Abstract: The present disclosure relates to an ultrasound phantom for a focused ultrasound wave. More specifically, the present invention provides an ultrasound phantom which mimics a body so as to correspond to a speed of sound in the body, in which agarose, sucrose, polydiacetylene vesicle, and distilled water are mixed, and a specific part onto which an ultrasound wave is irradiated by a focused ultrasound transducer is gradually discolored in accordance with a temperature.
    Type: Grant
    Filed: August 22, 2016
    Date of Patent: January 28, 2020
    Assignee: Korea Research Institute of Standards and Science
    Inventors: Se Hwa Kim, Yong Tae Kim, Dong Hee Ma
  • Patent number: 10510331
    Abstract: This technology provides a sound absorbing structure comprising: an outer frame including an opening; a perforated plate member formed in the outer frame and including a rear surface facing the opening of the outer frame and a front surface opposite to the rear surface; and a rear sound absorber interposed between the rear surface of the perforated plate member and the opening of the outer frame, and an anechoic chamber comprising: a wall, a ceiling and a floor; and a plurality of sound absorbing structures of the embodiment fixed to at least the wall and the ceiling.
    Type: Grant
    Filed: May 9, 2017
    Date of Patent: December 17, 2019
    Assignees: S.I.PAN, KOREA RESEARCH INSTITUTE OF STANDARDS AND SCIENCE
    Inventors: Gab Cheol Jeong, Eon Mo Ahn, Jong Young Park, Sung Soo Jung
  • Patent number: 10508828
    Abstract: This technology provides a splitter comprising: a first sound absorber; a second sound absorber; a perforated plate member interposed between the first sound absorber and the second sound absorber; and an outer frame surrounding the first sound absorber, the second sound absorber and the perforated plate member; and a sound attenuator comprising: a protective case; a plurality of splitters according to above embodiment formed in the protective case and spaced from each other; and an air passage formed among the plurality of splitters.
    Type: Grant
    Filed: May 9, 2017
    Date of Patent: December 17, 2019
    Assignees: S.I.PAN, KOREA RESEARCH INSTITUTE OF STANDARDS AND SCIENCE
    Inventors: Gab Cheol Jeong, Eon Mo Ahn, Jong Young Park, Sung Soo Jung
  • Patent number: 10495560
    Abstract: Provided is a method for screening drugs, more particularly, a method for screening drugs by measuring capacitance of an endothelial cell layer at a frequency region of 100 Hz to 5 kHz to screen a drug affecting paracellular permeability of the endothelial cell layer or a drug penetrating through a paracellular path.
    Type: Grant
    Filed: February 6, 2015
    Date of Patent: December 3, 2019
    Assignee: KOREA RESEARCH INSTITUTE OF STANDARDS AND SCIENCE
    Inventors: Ri Mi Lee, Dong Hyun Jo, Jeong Hun Kim, Tae Geol Lee
  • Publication number: 20190346815
    Abstract: An embodiment of the inventive concept provides a physics module of a chip-scale atomic clock. The physics module includes: a housing; a laser source disposed in the housing and generating a laser beam; a vapor cell disposed above the laser source to generate a transmitted beam from the laser beam; and a detector disposed above the vapor cell to detect the transmitted beam. Here, the vapor cell may include a plurality of optical patterns configured to polarize the laser beam.
    Type: Application
    Filed: January 10, 2017
    Publication date: November 14, 2019
    Applicant: KOREA RESEARCH INSTITUTE OF STANDARDS AND SCIENCE
    Inventors: Hyun Gue HONG, Taeg Yong KWON, Sang Eon PARK, Sang Bum LEE, Myoung Sun HEO
  • Patent number: 10473562
    Abstract: A corrugated constant pressure cylinder apparatus having no micro leaks and its method of use. The internal pressure of the corrugated cylinder (b10) is maintained at a constant pressure so as to allow for transport or storage in a state without micro leaks. The corrugated constant pressure cylinder apparatus is able to keep substances that exist in gaseous or liquid form at room temperature such as mixed refrigerant gases, volatile organic compounds (VOC), hydrocarbon mixtures-in liquid form, or is able to keep the pressure constant even if the internal volume changes due to the contents inside the cylinder.
    Type: Grant
    Filed: June 4, 2015
    Date of Patent: November 12, 2019
    Assignee: Korea Research Institute of Standards and Science
    Inventors: Jin Choon Woo, Yong Doo Kim, Hyeon Gil Bae, Nam Goo Gang
  • Patent number: 10466031
    Abstract: The present disclosure relates to an apparatus for measuring a thickness and a surface profile of a multilayered film structure using an imaging spectral optical system and a measuring method. More specifically, the present disclosure relates to a method and an apparatus which measure a thickness and a surface profile of a multilayered thin film structure by applying a method for obtaining an absolute reflectance value for an object to be measured having a multilayered thin film using a reflected light measuring method and extracting a phase from an interference signal with a reference mirror using a phase shift algorithm.
    Type: Grant
    Filed: August 26, 2016
    Date of Patent: November 5, 2019
    Assignee: KOREA RESEARCH INSTITUTE OF STANDARDS AND SCIENCE
    Inventors: Young-Sik Ghim, Hyug-Gyo Rhee, Yun Woo Lee
  • Patent number: 10466313
    Abstract: A magnetic field sensor of the present invention includes a first electrode including a magnetic material, a second electrode including a non-magnetic material, a common electrode disposed between the first electrode and the second electrode and connected to a ground terminal, a power supplier of which one end is connected to the first electrode and the second electrode and of which another end is connected to the common electrode to supply power of a frequency band required, a variable resistor configured to control at least one of a resistance value between the first electrode and the power supplier or a resistance value between the second electrode and the power supplier, and a differential amplifier connected to the first electrode through a positive terminal and connected to the second electrode through a negative terminal to output a difference value between a first capacitance generated by the first electrode and a second capacitance generated by the second electrode in response to external application
    Type: Grant
    Filed: November 18, 2015
    Date of Patent: November 5, 2019
    Assignee: KOREA RESEARCH INSTITUTE OF STANDARDS AND SCIENCE
    Inventors: Wan-Seop Kim, Po Gyu Park, Young Gyun Kim, Mun Seog Kim, Dan Bee Kim, Sung Jung Joo
  • Patent number: 10468604
    Abstract: Provided are a lateral p-n junction black phosphorus thin film, and a method of manufacturing the same, and specifically, a lateral p-n junction black phosphorus thin film in which a p-type black phosphorus thin film having a p-type semiconductor property and a n-type black phosphorus thin film having a n-type semiconductor property form a lateral junction by modifying some regions on a surface of the black phosphorus thin film through light irradiation with a compound having a specific chemical structure, and a method of manufacturing the same.
    Type: Grant
    Filed: December 28, 2016
    Date of Patent: November 5, 2019
    Assignee: Korea Research Institute of Standards and Science
    Inventors: Ansoon Kim, Songwoung Hong, Jeong Won Kim, Hyuksang Kwon
  • Patent number: 10458901
    Abstract: An apparatus and method for simultaneously measuring, in an immersion microchannel environment, the characteristics of molecular junctions such as a low-molecular-weight biomaterial and the like and the refractive index of a buffer solution by using ellipsometry. Specifically, disclosed is an apparatus for simultaneously measuring, with high sensitivity, the change in refractive index of a buffer solution and the junction dynamic characteristics of a biomaterial by allowing polarized incident light to be received at a biomaterial adsorption layer, which is formed on a substrate such as a semiconductor and the like, so as to meet an anti-reflection condition of a P-wave by using a prism structure and a microchannel; and a measurement method using the same.
    Type: Grant
    Filed: September 27, 2013
    Date of Patent: October 29, 2019
    Assignee: Korea Research Institute of Standards and Science
    Inventors: Hyun Mo Cho, Yong Jai Cho, Won Chegal