Patents by Inventor Kwang-wook Oh
Kwang-wook Oh 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).
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Publication number: 20240112002Abstract: Disclosed is an interface system including a first neuron cluster that outputs a first neuron signal including a first neuron request and first neuron data by performing a first arithmetic operation, and a first interface circuit that stores the first neuron data and outputs a first response, in response to the first neuron request. The first neuron cluster outputs a second neuron signal including a second neuron request and second neuron data by performing a second arithmetic operation, in response to the first response. Before the first data is transmitted to a second neuron cluster different from the first neuron cluster, the first interface circuit outputs the first response in response to a fact that the first neuron data is stored.Type: ApplicationFiled: June 29, 2023Publication date: April 4, 2024Applicant: Electronics and Telecommunications Research InstituteInventors: Sung Eun KIM, Tae Wook KANG, Hyuk KIM, Young Hwan BAE, Kyung Jin BYUN, Kwang IL OH, Jae-Jin LEE, In San JEON
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Publication number: 20240104962Abstract: Disclosed are a fingerprint forgery detection device and a method of operating the same. The fingerprint forgery detection device includes a memory that stores a first feature signal including biological channel feature information of a user, a transmitter including at least one transmission electrode for transmitting a pulse signal to the user, a receiver including at least one reception electrode for receiving a biological channel response signal in response to the transmitted pulse signal, and a signal processor for processing the biological channel response signal to detect whether a fingerprint is forged, and at least one processor that controls the memory, the transmitter, and the receiver.Type: ApplicationFiled: June 23, 2023Publication date: March 28, 2024Applicant: Electronics and Telecommunications Research InstituteInventors: Tae Wook KANG, Sung Eun KIM, Kyung Jin BYUN, Kwang IL OH, Jae-Jin LEE
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Publication number: 20240097799Abstract: Disclosed is an amplification circuit, which includes a first amplifier that receives an external signal and performs first band pass filtering on the external signal to output a first filter signal, and a second amplifier that receives the first filter signal and performs second band pass filtering on the first filter signal to output a second filter signal, and a frequency pass bandwidth of the second band pass filtering is narrower than a frequency pass bandwidth of the first band pass filtering.Type: ApplicationFiled: June 26, 2023Publication date: March 21, 2024Applicant: Electronics and Telecommunications Research InstituteInventors: Sung Eun KIM, Tae Wook KANG, Hyuk KIM, Kyung Hwan PARK, Mi Jeong PARK, Hyung-IL PARK, Kyung Jin BYUN, Kwang IL OH, Jae-Jin LEE, In Gi LIM
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Publication number: 20240086603Abstract: A method of reinforcement learning of a neural network device for generating a verification vector for verifying a circuit design comprising a circuit block includes inputting a test vector to the circuit block, generating one or more rewards based on a coverage corresponding to the test vector, the coverage being determined based on a state transition of the circuit block based on the test vector, and applying the one or more rewards to a reinforcement learning.Type: ApplicationFiled: November 16, 2023Publication date: March 14, 2024Applicant: SAMSUNG ELECTRONICS CO, LTD.Inventors: In HUH, Jeong-hoon KO, Hyo-jin CHOI, Seung-ju KIM, Chang-wook JEONG, Joon-wan CHAI, Kwang-II PARK, Youn-sik PARK, Hyun-sun PARK, Young-min OH, Jun-haeng LEE, Tae-ho LEE
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Patent number: 11923882Abstract: A hybrid communication device, an operation method thereof, and a communication system including the same are provided. The hybrid communication device includes a contact unit that includes an antenna for receiving a first communication signal and an electrode for receiving a second signal, a switch controller that includes a first switch and a second switch and controls the first switch and the second switch based on a change in capacitance of the electrode, and a signal processing unit that receives at least one of the first communication signal and the second communication signal from the contact unit via the first switch and processes the received signal. The first switch is connected to the contact unit, and the signal processing unit is connected to the first switch.Type: GrantFiled: March 25, 2021Date of Patent: March 5, 2024Assignee: Electronics and Telecommunications Research InstituteInventors: Tae Wook Kang, Sung Eun Kim, Hyung-Il Park, Jae-Jin Lee, Hyuk Kim, Kyung Hwan Park, Mi Jeong Park, Kyung Jin Byun, Kwang Il Oh, In Gi Lim
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Patent number: 8697433Abstract: Provided are a PCR module and a multiple PCR system using the same. More particularly, provided are a PCR module with a combined PCR thermal cycler and PCR product detector, and a multiple PCR system using the same.Type: GrantFiled: July 26, 2010Date of Patent: April 15, 2014Assignee: Samsung Electronics Co., Ltd.Inventors: Kwang-wook Oh, Jin-tae Kim, Kak Namkoong, Chin-sung Park, Yoon-kyoung Cho
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Patent number: 8403292Abstract: Provided is a microvalve having a magnetic wax plug which includes a micro fluidic structure having an inlet portion and an outlet portion, a magnetic wax plug provided at a predetermined 5 section where the inlet portion and the outlet portion meet, existing in a solid state, melted at a temperature higher than a predetermined temperature, and reversibly moving along a magnetic field, so as to control flux of a fluid through the micro fluidic structure, a heating portion provided corresponding to the section and heating the magnetic wax plug to be melted, and a magnetic field 10 application portion selectively applying a magnetic field to a position where the melted magnetic wax plug arrives.Type: GrantFiled: February 22, 2012Date of Patent: March 26, 2013Assignee: Samsung Electronics Co., Ltd.Inventors: Kwang-wook Oh, Kak Namkoong, Chin-sung Park
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Publication number: 20120168016Abstract: Provided is a microvalve having a magnetic wax plug which includes a micro fluidic structure having an inlet portion and an outlet portion, a magnetic wax plug provided at a predetermined 5 section where the inlet portion and the outlet portion meet, existing in a solid state, melted at a temperature higher than a predetermined temperature, and reversibly moving along a magnetic field, so as to control flux of a fluid through the micro fluidic structure, a heating portion provided corresponding to the section and heating the magnetic wax plug to be melted, and a magnetic field 10 application portion selectively applying a magnetic field to a position where the melted magnetic wax plug arrives.Type: ApplicationFiled: February 22, 2012Publication date: July 5, 2012Applicant: SAMSUNG ELECTRONICS CO., LTD.Inventors: Kwang-wook OH, Kak NAMKOONG, Chin-sung PARK
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Patent number: 8167265Abstract: Provided is a microvalve having a magnetic wax plug which includes a micro fluidic structure having an inlet portion and an outlet portion, a magnetic wax plug provided at a predetermined section where the inlet portion and the outlet portion meet, existing in a solid state, melted at a temperature higher than a predetermined temperature, and reversibly moving along a magnetic field, so as to control flux of a fluid through the micro fluidic structure, a heating portion provided corresponding to the section and heating the magnetic wax plug to be melted, and a magnetic field application portion selectively applying a magnetic field to a position where the melted magnetic wax plug arrives.Type: GrantFiled: December 15, 2010Date of Patent: May 1, 2012Assignee: Samsung Electronics Co., Ltd.Inventors: Kwang-wook Oh, Kak Namkoong, Chin-sung Park
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Patent number: 7928408Abstract: A multi-channel fluorescence measuring optical system and a multi-channel fluorescence sample analyzer using the optical system are provided. The multi-channel fluorescence measuring optical system, which irradiates light onto a plurality of sample channels and detecting fluorescence radiated from samples, includes: a light source; an integrator for giving the light irradiated from the light source a uniform intensity distribution; a sample holder having a plurality of sample channels on which the samples are mounted, wherein the samples are exited by the light emitted from the integrator; and a beam splitter between the integrator and the sample holder for dividing the incident light in a predetermined ratio. Since the light intensities of fluorescence images are detected using optical fiber bundles and photodiodes, the manufacturing cost can be greatly reduced, and the optical system can be miniaturized.Type: GrantFiled: February 1, 2006Date of Patent: April 19, 2011Assignee: Samsung Electronics Co., Ltd.Inventors: Gyeong-sik Ok, Su-hyeon Kim, Jin-tae Kim, Kwang-wook Oh
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Publication number: 20110079289Abstract: Provided is a microvalve having a magnetic wax plug which includes a micro fluidic structure having an inlet portion and an outlet portion, a magnetic wax plug provided at a predetermined section where the inlet portion and the outlet portion meet, existing in a solid state, melted at a temperature higher than a predetermined temperature, and reversibly moving along a magnetic field, so as to control flux of a fluid through the micro fluidic structure, a heating portion provided corresponding to the section and heating the magnetic wax plug to be melted, and a magnetic field application portion selectively applying a magnetic field to a position where the melted magnetic wax plug arrives.Type: ApplicationFiled: December 15, 2010Publication date: April 7, 2011Applicant: SAMSUNG ELECTRONICS CO., LTD.Inventors: Kwang-wook OH, Kak NAMKOONG, Chin-sung PARK
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Patent number: 7892490Abstract: Provided is an apparatus for performing a chemical reaction using a microchip having at least one micro-channel. The device, which is a semiautomatic operating device for a microchip on which at least one micro-channel with a reagent inlet is formed, includes: a base which accommodates the microchip; a slider with injection inlets corresponding to the reagent inlets that reciprocally move parallel to the base; and a slider moving unit which selectively moves the slider to a first location at which the microchip is opened, after the injection inlet of the slider and the reagent inlet are aligned, and to a second location where the microchip is sealed by a bottom surface of the slider covering the reagent inlet.Type: GrantFiled: March 29, 2006Date of Patent: February 22, 2011Assignee: Samsung Electronics Co., Ltd.Inventors: Kwang-wook Oh, Yu-jin Seo
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Patent number: 7874305Abstract: Provided is a microvalve having a magnetic wax plug which includes a micro fluidic structure having an inlet portion and an outlet portion, a magnetic wax plug provided at a predetermined section where the inlet portion and the outlet portion meet, existing in a solid state, melted at a temperature higher than a predetermined temperature, and reversibly moving along a magnetic field, so as to control flux of a fluid through the micro fluidic structure, a heating portion provided corresponding to the section and heating the magnetic wax plug to be melted, and a magnetic field application portion selectively applying a magnetic field to a position where the melted magnetic wax plug arrives.Type: GrantFiled: November 25, 2008Date of Patent: January 25, 2011Assignee: Samsung Electronics Co., Ltd.Inventors: Kwang-wook Oh, Kak Namkoong, Chin-sung Park
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Publication number: 20100311070Abstract: Provided are a PCR module and a multiple PCR system using the same. More particularly, provided are a PCR module with a combined PCR thermal cycler and PCR product detector, and a multiple PCR system using the same.Type: ApplicationFiled: July 26, 2010Publication date: December 9, 2010Applicant: SAMSUNG ELECTRONICS CO., LTD.Inventors: Kwang-wook OH, Jin-tae KIM, Kak NAMKOONG, Chin-sung PARK, Yoon-kyoung CHO
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Patent number: 7799557Abstract: Provided are a DNA PCR module and a multiple PCR system using the same. More particularly, provided are a DNA PCR module with a combined PCR thermal cycler and PCR product detector, and a multiple PCR system using the same.Type: GrantFiled: March 15, 2005Date of Patent: September 21, 2010Assignee: Samsung Electronics Co., Ltd.Inventors: Kwang-wook Oh, Jin-tae Kim, Kak Namkoong, Chin-sung Park, Yoon-kyoung Cho
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Patent number: 7767439Abstract: A real time polymerase chain reaction (“PCR”) monitoring apparatus includes, a microchip-type PCR tube that has a PCR solution-containing PCR chamber, a micro-heater, a detection unit detecting a PCR product signal based on the PCR solution, a plurality of modules, each of which includes the abovementioned elements in addition to a cooling fan and a control unit controlling the micro-heater and the cooling fan to adjust the temperature of the PCR chamber, a base instrument that comprises a power supply unit connected to the modules and a data communication unit connected to the control unit of each of the modules, and a display unit displaying data from the data communication unit, wherein the control unit of each of the modules independently controls at least one of both the detection unit and the temperature of the PCR chamber of the PCR tube in each of the modules.Type: GrantFiled: July 13, 2004Date of Patent: August 3, 2010Assignee: Samsung Electronics Co., Ltd.Inventors: Kwang-wook Oh, Jin-tae Kim, Kak Namkoong, Chin-sung Park
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Polymerase chain reaction module, and multiple polymerase chain reaction system including the module
Patent number: 7754452Abstract: Provided are a polymerase chain reaction (PCR) module and a PCR system including the same. The PCR module includes: a detachable PCR chip including a PCR chamber unit in which a PCR solution is accommodated; a heater unit for heating the PCR solution in the PCR chip with a preset temperature; a detecting unit for detecting a PCR signal of the PCR solution; a PCR chip installation unit for mounting/detaching the PCR chip using a one-touch method, in which the heater unit is adhered to the PCR chip with a predetermined pressure when mounting the PCR chip and the heater unit is separated from the PCR chip when detaching the PCR chip; and a housing covering at least the heater unit and the detecting unit so that they are not exposed to the outside.Type: GrantFiled: March 16, 2006Date of Patent: July 13, 2010Assignee: Samsung Electronics Co., Ltd.Inventors: Jin-tae Kim, Kak Namkoong, Kwang-wook Oh, Chin-sung Park, Yu-jin Seo -
Patent number: 7736050Abstract: Provided is a fluid mixing device which produces a series of solutions with a concentration gradient. The fluid mixing device includes: a plurality of first channels disposed parallel to each other on a layer, and into which an equal amount of diluent flows from its upstream; a plurality of second channels formed perpendicular to the first channels on an adjacent layer to the layer on which the first channels are formed, and into which an equal amount of sample solution flows from its upstream; and via holes formed at at least one intersection between each of the first channel and a plurality of second channels so that a predetermined amount of sample solution flows from the second channels into corresponding first channels, wherein a series of solutions with different concentrations is produced in the first channels depending on the amount of sample solution that flows into the first channels through the via holes. Thus, a series of solutions with different concentrations is output from the first channels.Type: GrantFiled: May 12, 2006Date of Patent: June 15, 2010Assignee: Samsung Electronics Co., Ltd.Inventors: Chin-sung Park, Joon-ho Kim, Kak Namkoong, Kwang-wook Oh
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Patent number: 7645223Abstract: A handheld centrifuge includes an inertia body having an axle and a pair of inertia wheels coupled to the axle. The inertia wheels are coupled to the axle in substantially perpendicular direction to the axle, and spaced apart from each other. A string is connected to the axle. At least one closed vessel is detachably installed on an outer face of the inertia wheel to contain a substance to be centrifuged. The closed vessel is installed in substantially radial direction of the inertia wheel.Type: GrantFiled: January 17, 2006Date of Patent: January 12, 2010Assignee: Samsung Electronics Co., Ltd.Inventors: Kak Namkoong, Young-sun Lee, Kwang-wook Oh, Christopher Hansung Ko, Jung-Im Han
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Patent number: 7579151Abstract: Provided is a method of isolating and purifying biomolecules using a hydrogel, the method including: bring a sample containing charged biomolecules into contact with a hydrogel to bind the biomolecules to the hydrogel; washing the hydrogel bound with the biomolecules; and eluting the bound biomolecules using an elution solvent. According to the method, the use of a hydrogel with a large surface area reduces the isolation time of biomolecules to 5 min or less, an external device such as an electromagnet is not required, and small-sized systems or LOC can be easily implemented due to applicability to microsystems through a polymer patterning technique.Type: GrantFiled: July 27, 2005Date of Patent: August 25, 2009Assignee: Samsung Electronics Co., Ltd.Inventors: Young-sun Lee, Jung-im Han, Hyo-yeon Lee, Kak Namkoong, Kwang-wook Oh