Patents by Inventor Hyung Kun Lee
Hyung Kun Lee 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: 20230296583Abstract: Provided are an apparatus for diagnosing a disease and a method for diagnosing same. The apparatus includes a pump for pumping respiratory gas, a first pre-treatment portion connected to the pump and removing moisture and bad breath in the respiratory gas, and a volatile organic compound detector connected between the first pre-treatment portion and the pump and detecting volatile organic compounds in the respiratory gas.Type: ApplicationFiled: October 31, 2022Publication date: September 21, 2023Applicants: ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTE, SEOUL NATIONAL UNIVERSITY HOSPITALInventors: Dae-Sik LEE, Sang Hoon JHEON, Hyung-Kun LEE, Yoohwa HWANG, Doyeob KIM, Chang-Beom KIM, Jin Oh LEE
-
Publication number: 20230228680Abstract: Provided are nanoparticles for sensing phosphate, a method for manufacturing the same, and a membrane for sensing phosphate including the same. The nanoparticles for sensing phosphate include a coordination polymer in which lanthanide metal ions and ligands are coordinated, and a polymer.Type: ApplicationFiled: July 11, 2022Publication date: July 20, 2023Applicants: Electronics and Telecommunications Research Institute, The Industry & Academic Cooperation in Chungnam National University (IAC)Inventors: Hyung-Kun LEE, Jungseok HEO, Do Yeob KIM, Donggyu KIM, Young Il KIM, BONGJIN JEONG
-
Publication number: 20220369952Abstract: Disclosed are a disease diagnosis device and a diagnosis method thereof. The disease diagnosis device includes a pump for pumping a respiratory gas, a first pre-treatment portion connected to the pump and removing moisture and bad breath in the respiratory gas, and a volatile organic compound (VOC) detection portion connected between the first pre-treatment portion and the pump to detect VOCs in the respiratory gas.Type: ApplicationFiled: May 3, 2022Publication date: November 24, 2022Applicant: Electronics and Telecommunications Research InstituteInventors: Dae-Sik LEE, Myungjoon KWACK, Hyung Ju PARK, Hyung-Kun LEE, Doyeob KIM, Jae Eun LEE
-
Patent number: 11486810Abstract: The present invention relates to a fluorescence sensor for measuring microalgae and a method of operating the same. The fluorescence sensor for measuring the microalgae includes a fluorescence measurement unit including a light emitter configured to irradiate excitation light onto a measurement region and a detector configured to measure fluorescence emitted from the measurement region, an algae control unit configured to form a node and an antinode of an ultrasonic standing wave in the measurement region to control an algal density, and a signal processing unit configured to calculate the algal density using fluorescence intensity signals according to an operation mode of the algae control unit.Type: GrantFiled: December 11, 2019Date of Patent: November 1, 2022Assignee: Electronics and Telecommunications Research InstituteInventors: Woo Seok Yang, Sung Q Lee, Chang Han Je, Gunn Hwang, Hyung Kun Lee
-
Patent number: 11011352Abstract: An atmospheric pressure plasma device is disclosed. The atmospheric pressure plasma device includes a conductive tube connected to a power device, an electrode formed as a plate and receiving power supplied from the conductive tube and a dielectric configured to control discharge instability by being formed to surround a side surface of the electrode.Type: GrantFiled: February 12, 2020Date of Patent: May 18, 2021Assignee: Kyungpook National University Industry-Academic Cooperation FoundationInventors: Heung-Sik Tae, Choon-Sang Park, Gyu Tae Bae, Hyung-Kun Lee, Do Yeob Kim
-
Publication number: 20200258721Abstract: An atmospheric pressure plasma device is disclosed. The atmospheric pressure plasma device includes a conductive tube connected to a power device, an electrode formed as a plate and receiving power supplied from the conductive tube and a dielectric configured to control discharge instability by being formed to surround a side surface of the electrode.Type: ApplicationFiled: February 12, 2020Publication date: August 13, 2020Applicants: Kyungpook National University Industry-Academic Cooperation Foundation, Electronics and Telecommunications Research InstituteInventors: Heung-Sik TAE, Choon-Sang PARK, Gyu Tae BAE, Hyung-Kun LEE, Do Yeob KIM
-
Publication number: 20200191695Abstract: The present invention relates to a fluorescence sensor for measuring microalgae and a method of operating the same. The fluorescence sensor for measuring the microalgae includes a fluorescence measurement unit including a light emitter configured to irradiate excitation light onto a measurement region and a detector configured to measure fluorescence emitted from the measurement region, an algae control unit configured to form a node and an antinode of an ultrasonic standing wave in the measurement region to control an algal density, and a signal processing unit configured to calculate the algal density using fluorescence intensity signals according to an operation mode of the algae control unit.Type: ApplicationFiled: December 11, 2019Publication date: June 18, 2020Applicant: ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTEInventors: Woo Seok YANG, Sung Q LEE, Chang Han JE, Gunn HWANG, Hyung Kun LEE
-
Publication number: 20170167998Abstract: Disclosed are a sensor fiber and a method of manufacturing the same. The method of manufacturing a sensor fiber comprises providing a mixture solution including a detection member, submerging a core fiber in the mixture solution, and coating the detection member on a surface of the core fiber by stirring the mixture solution in which the core fiber is submerged. The detection member comprises a transition metal chalcogenide.Type: ApplicationFiled: December 8, 2016Publication date: June 15, 2017Inventor: Hyung-Kun LEE
-
Patent number: 9494543Abstract: Disclosed is an electrochemical gas sensor using micro electro mechanical systems (MEMS). The MEMS electrochemical gas sensor includes: a substrate a lower central region of which is etched by a predetermined thickness; a first insulation film formed on the substrate; a heat emitting resistance body formed on the first insulation film; a second insulation film formed on the heat emitting resistance body; a reference electrode formed in an upper central region of the second insulation film; a solid electrolyte formed on the reference electrode; and a detection electrode formed on the solid electrolyte.Type: GrantFiled: September 14, 2012Date of Patent: November 15, 2016Assignee: ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTEInventors: Seung Eon Moon, Nak Jin Choi, Hyung Kun Lee, Jae Woo Lee, Woo Seok Yang, Jong Dae Kim
-
Patent number: 9372165Abstract: Disclosed are a gas sensor, and a method of manufacturing and using the same. The method includes: forming a detection material on a heater; coating an encapsulant on the detection material; and heating the heater to remove the encapsulant from the detection material when the gas sensor is operated.Type: GrantFiled: August 24, 2012Date of Patent: June 21, 2016Assignee: ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTEInventors: Hyung Kun Lee, Woo Seok Yang, Nak Jin Choi, Seung Eon Moon, Jong Dae Kim
-
Patent number: 8912613Abstract: Provided are a dual-side micro gas sensor and a method of fabricating the same. The sensor may include an elastic layer, a heat-generating resistor layer on the elastic layer, an interlayered insulating layer on the heat-generating resistor layer, an upper sensing layer on the interlayered insulating layer, and a lower sensing layer provided below the elastic layer to face the heat-generating resistor layer, thereby reducing heat loss of the heat-generating resistor layer.Type: GrantFiled: June 4, 2013Date of Patent: December 16, 2014Assignee: Electronics and Telecommunications Research InstituteInventors: Hyung-Kun Lee, Seungeon Moon, Nak Jin Choi, Jaewoo Lee
-
Publication number: 20140208838Abstract: Provided is a catalytic combustible gas sensor using a porous membrane embedded micro-heater and a micro electro mechanical system (MEMS) technology. The present disclosure provides a gas sensor that is structurally, mechanically, and electrically stable, and has a simple device fabrication process in a MEMS catalytic combustible gas sensor that is miniaturized and also consumes a significantly small amount of power by puncturing a plurality of holes in membranes, a heating resistor, and a sensing electrode, by etching and thereby thermally isolating a substrate by a predetermined thickness through the plurality of holes, and by including a sensing structure formed using a sensing material and a compensation structure formed using a compensation material.Type: ApplicationFiled: May 17, 2013Publication date: July 31, 2014Applicant: Electronics and Telecommunications Research InstituteInventors: Seung Eon MOON, Jae Woo LEE, Hyung-Kun LEE, Nak Jin CHOI, Woo Seok YANG, Jong Dae KIM
-
Publication number: 20140175570Abstract: Provided are a dual-side micro gas sensor and a method of fabricating the same. The sensor may include an elastic layer, a heat-generating resistor layer on the elastic layer, an interlayered insulating layer on the heat-generating resistor layer, an upper sensing layer on the interlayered insulating layer, and a lower sensing layer provided below the elastic layer to face the heat-generating resistor layer, thereby reducing heat loss of the heat-generating resistor layer.Type: ApplicationFiled: June 4, 2013Publication date: June 26, 2014Inventors: Hyung-Kun LEE, Seungeon MOON, Nak Jin CHOI, Jaewoo LEE
-
Patent number: 8683847Abstract: Disclosed are an MEMS type semiconductor gas sensor using a microheater having many holes and a method for manufacturing the same. The MEMS type semiconductor gas sensor includes: a substrate of which a central region is etched with a predetermined thickness; a second membrane formed at an upper portion of the central region of the substrate and having many holes; a heat emitting resistor formed on the second membrane and having many holes; a first membrane formed on the second membrane including the heat emitting resistor and having many holes; a sensing electrode formed on the first membrane and having many holes; and a sensing material formed on the sensing electrode.Type: GrantFiled: January 9, 2012Date of Patent: April 1, 2014Assignee: Electronics and Telecommunications Research InstituteInventors: Seung Eon Moon, Jae Woo Lee, Nak Jin Choi, Hyung Kun Lee, Woo Seok Yang, Jong Dae Kim
-
Patent number: 8486352Abstract: Provided are a micro-valve structure and a lab-on-a-chip module that include a polymer actuator. The micro-valve structure may include a flexible structure disposed on a substrate, and the polymer actuator inserted into the flexible structure. At this time, the flexible structure has a valve portion defining a microchannel and the polymer actuator is separated from the microchannel by the flexible structure. In addition, the polymer actuator is formed to change a width of the microchannel by controlling a displacement of the valve portion.Type: GrantFiled: May 4, 2011Date of Patent: July 16, 2013Assignee: Electronics and Telecommunications Research InstituteInventors: Kwang Suk Yang, Ji Sun Yun, Nakjin Choi, Hyung-Kun Lee
-
Publication number: 20130091929Abstract: Disclosed are a gas sensor, and a method of manufacturing and using the same. The method includes: forming a detection material on a heater; coating an encapsulant on the detection material; and heating the heater to remove the encapsulant from the detection material when the gas sensor is operated.Type: ApplicationFiled: August 24, 2012Publication date: April 18, 2013Applicant: Electronics and Telecommunications Research InstituteInventors: Hyung Kun Lee, Woo Seok Yang, Nak Jin Choi, Seung Eon Moon, Jong Dae Kim
-
Publication number: 20130075255Abstract: Disclosed is an electrochemical gas sensor using micro electro mechanical systems (MEMS). The MEMS electrochemical gas sensor includes: a substrate a lower central region of which is etched by a predetermined thickness; a first insulation film formed on the substrate; a heat emitting resistance body formed on the first insulation film; a second insulation film formed on the heat emitting resistance body; a reference electrode formed in an upper central region of the second insulation film; a solid electrolyte formed on the reference electrode; and a detection electrode formed on the solid electrolyte.Type: ApplicationFiled: September 14, 2012Publication date: March 28, 2013Applicant: Electronics and Telecommunications Research InstituteInventors: Seung Eon Moon, Nak Jin Choi, Hyung Kun Lee, Jae Woo Lee, Woo Seok Yang, Jong Dae Kim
-
Publication number: 20120198918Abstract: Disclosed are an MEMS type semiconductor gas sensor using a microheater having many holes and a method for manufacturing the same. The MEMS type semiconductor gas sensor includes: a substrate of which a central region is etched with a predetermined thickness; a second membrane formed at an upper portion of the central region of the substrate and having many holes; a heat emitting resistor formed on the second membrane and having many holes; a first membrane formed on the second membrane including the heat emitting resistor and having many holes; a sensing electrode formed on the first membrane and having many holes; and a sensing material formed on the sensing electrode.Type: ApplicationFiled: January 9, 2012Publication date: August 9, 2012Applicant: ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTEInventors: Seung Eon MOON, Jae Woo LEE, Nak Jin CHOI, Hyung Kun LEE, Woo Seok YANG, Jong Dae KIM
-
Publication number: 20120149560Abstract: Provided is a method of manufacturing porous metal oxide, the method including: preparing a metal-organic framework (MOF) wherein an ion of a metal to be used as a catalyst is linked to an organic ligand; impregnating the MOF with a precursor solution of metal oxide to be manufactured; and thermally treating the metal oxide precursor solution-impregnated MOF to remove the organic ligand. The inventive method of manufacturing porous metal oxide involves the impregnation of a metal oxide precursor solution in a MOF wherein metal ions are uniformly linked to organic ligands and the thermal treatment (calcination) of the metal oxide precursor solution-impregnated MOF to remove the organic ligands.Type: ApplicationFiled: October 28, 2011Publication date: June 14, 2012Applicant: Electronics and Telecommunications Research InstituteInventors: Hyung-Kun LEE, Nak Jin Choi, Seungeon Moon, Woo Seok Yang
-
Patent number: 8080262Abstract: The present invention provides compositions and methods for creating encapsulated peptide amphiphilic nanostructures useful in treating diseases. In particular, the present invention provides compositions and methods for preparing peptide amphiphile nanostructures that are encapsulated in liposomes by the application of light, and using such compositions in treating diseases, such as cancer.Type: GrantFiled: October 24, 2007Date of Patent: December 20, 2011Assignee: Northwestern UniversityInventors: Hyung-Kun Lee, Stephen Soukasene, Samuel I. Stupp