Patents by Inventor Sung-Jin Oh
Sung-Jin 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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Patent number: 11972136Abstract: A method of operating a memory system, which includes a memory controller and at least one non-volatile memory, includes storing, in the memory system, temperature-dependent performance level information received from a host disposed external to the memory system, setting an operation performance level of the memory system to a first performance level, operating the memory controller and the at least one non-volatile memory device according to the first performance level, detecting an internal temperature of the memory system, and changing the operation performance level of the memory system to a second performance level that is different from the first performance level. The operation performance level is changed by the memory controller of the memory system, and changing the operation performance level is based on the temperature-dependent performance level information and the detected internal temperature.Type: GrantFiled: October 12, 2022Date of Patent: April 30, 2024Assignee: SAMSUNG ELECTRONICS CO., LTD.Inventors: Hyun-Seok Kim, Dae-Ho Kim, Yong-Geun Oh, Sung-Jin Moon
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Publication number: 20240128603Abstract: The present invention relates to an electrode tab welding apparatus for welding electrode tabs of a pouch-shaped battery to each other in a state of gathering the electrode tabs using tab guides in a preliminary welding step of welding the electrode tabs to each other before welding the electrode tabs and an electrode lead of the pouch-shaped battery to each other and an electrode tab welding method using the same.Type: ApplicationFiled: October 25, 2021Publication date: April 18, 2024Applicant: LG Energy Solution, Ltd.Inventors: Sang Hun Kim, Sung Hun Oh, Jeong Jin Ban, Tae Jong Kim, Sun Il Lee
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Patent number: 11960752Abstract: A method of operating a memory system, which includes a memory controller and at least one non-volatile memory, includes storing, in the memory system, temperature-dependent performance level information received from a host disposed external to the memory system, setting an operation performance level of the memory system to a first performance level, operating the memory controller and the at least one non-volatile memory device according to the first performance level, detecting an internal temperature of the memory system, and changing the operation performance level of the memory system to a second performance level that is different from the first performance level. The operation performance level is changed by the memory controller of the memory system, and changing the operation performance level is based on the temperature-dependent performance level information and the detected internal temperature.Type: GrantFiled: June 24, 2021Date of Patent: April 16, 2024Assignee: SAMSUNG ELECTRONICS CO., LTD.Inventors: Hyun-Seok Kim, Dae-Ho Kim, Yong-Geun Oh, Sung-Jin Moon
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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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Patent number: 11944661Abstract: The present invention provides a pharmaceutical composition for prevention or treatment of a stress disease and depression, the pharmaceutical composition be safely useable without toxicity and side effects by using an extract of leaves of Vaccinium bracteatum Thunb., which is natural resource of Korea, so that the reduction of manufacturing and production costs and the import substitution and export effects can be expected through the replacement of a raw material for preparation with a plant inhabiting in nature.Type: GrantFiled: February 7, 2018Date of Patent: April 2, 2024Assignee: JEONNAM BIOINDUSTRY FOUNDATIONInventors: Chul Yung Choi, Dool Ri Oh, Yu Jin Kim, Eun Jin Choi, Hyun Mi Lee, Dong Hyuck Bae, Kyo Nyeo Oh, Myung-A Jung, Ji Ae Hong, Kwang Su Kim, Hu Won Kang, Jae Yong Kim, Sang O Pan, Sung Yoon Park, Rack Seon Seong
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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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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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Publication number: 20230387560Abstract: Discussed is a battery pack, which may include a battery cell having a pair of electrode leads, and a Protection Circuit Module (PCM) including a Printed Circuit Board (PCB) having a pair of connection terminals respectively coupled to the pair of electrode leads and a thermally contracting tube configured to surround the PCB, the PCM being configured to prevent overcharging of the battery cell.Type: ApplicationFiled: August 25, 2021Publication date: November 30, 2023Applicant: LG ENERGY SOLUTION, LTD.Inventor: Sung-Jin OH
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Patent number: 11355788Abstract: A pouch-type secondary battery pack having a simplified manufacturing process with a reduced number of components, including a battery cell in which an electrode assembly is sealed in a pouch exterior together with an electrolyte, the battery cell having an electrode lead formed at one side thereof; and a protection circuit module having a printed circuit board with a protection circuit formed thereon and a lead connection plate formed at one surface of the printed circuit board so that the printed circuit board is electrically connected to the electrode lead of the battery cell, the protection circuit module having an exposing portion formed at the other surface of the printed circuit board to expose at least a portion of the lead connection plate.Type: GrantFiled: September 21, 2018Date of Patent: June 7, 2022Assignee: LG ENERGY SOLUTION, LTD.Inventors: Sung-Ho Choi, Dae-Ho Jung, Sung-Jin Oh, Ki-Deok Kim
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Patent number: 10874156Abstract: The present invention relates to a heat-storing and retaining fleece using a polyester yarn containing composite metal oxide particles. The heat-storing and retaining fleece of the present invention exhibits an excellent far-infrared emission property, an excellent heat-storing and retaining property, excellent spinning processability, and excellent dyeability.Type: GrantFiled: November 27, 2015Date of Patent: December 29, 2020Assignee: HYOSUNG TNC CORPORATIONInventors: Sung Jin Oh, Min Suk Lee
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Publication number: 20200144677Abstract: A pouch-type secondary battery pack having a simplified manufacturing process with a reduced number of components, including a battery cell in which an electrode assembly is sealed in a pouch exterior together with an electrolyte, the battery cell having an electrode lead formed at one side thereof; and a protection circuit module having a printed circuit board with a protection circuit formed thereon and a lead connection plate formed at one surface of the printed circuit board so that the printed circuit board is electrically connected to the electrode lead of the battery cell, the protection circuit module having an exposing portion formed at the other surface of the printed circuit board to expose at least a portion of the lead connection plate.Type: ApplicationFiled: September 21, 2018Publication date: May 7, 2020Applicant: LG CHEM, LTD.Inventors: Sung-Ho CHOI, Dae-Ho JUNG, Sung-Jin OH, Ki-Deok KIM
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Publication number: 20190181682Abstract: Provided is a wireless power reception device including: a gate driver for generating a gate signal for switching between a turn-on voltage and a turn-off voltage; a rectifier connected to both ends of an inductor and including FETs whose on/off states are controlled by the gate signal; a rectifier output detection unit for sensing an output value of the rectifier; and an impedance control unit for controlling an impedance of the rectifier by controlling at least one of a duty ratio of the gate signal and a turn-on voltage for turning on the FET based on the output value.Type: ApplicationFiled: November 26, 2018Publication date: June 13, 2019Inventors: Hak Yun KIM, Kang-Yoon LEE, Young-Jun PARK, Sung-Jin OH, Sang-Yun KIM, Byeong-Gi JANG, Seong-Mun PARK, Ki-Deok KIM
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Patent number: 10240258Abstract: The present invention is directed to a method for preparing a polyester fiber, the method including: mixing 5-50 wt % of composite metal oxide particles, including a tungsten-based oxide, a cesium-based oxide, an antimony-based oxide, an indium-based oxide, and a tin-based oxide, with 40-90 wt % of one or two types of organic solvents selected from among alcohol, ketone, and acetates, 0.4-20 wt % of polyvinyl butyral, i.e., polymer, and 2-30 wt % of calcium stearate or magnesium stearate to obtain a mixture, and stirring and grinding the mixture to prepare a dispersion liquid; drying the dispersion liquid to prepare a powdered additive; mixing 1-30 wt % of the additive with polyester chips to obtain a mixture and melting this mixture to prepare master batch chips; and mixing 1-10 wt % of the master batch chips with general polyester chips to obtain a mixture, and melting and spinning this mixture.Type: GrantFiled: August 26, 2015Date of Patent: March 26, 2019Assignee: HYOSUNG TNC CORPORATIONInventors: Sung Jin Oh, Min Suk Lee
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Patent number: 10074858Abstract: A fuel cell separator, a fuel cell stack having the fuel cell separator, and a reactant gas control method of the fuel cell stack are provided. That is, even when the fuel cell stack operates under the low load operation condition, a reactant gas is supplied to the reactant gas passages of the fuel cell separator, and thus, the length of the passage can be shortened by 50% as compared with the prior art having only one reactant gas passage. Therefore, the reactant gas can be effectively supplied without experiencing pressure loss. Further, in the high load operation of the fuel cell stack, the reactant gas is introduced into the first reactant gas passage of the fuel cell separator and utilized in half of the whole electrode area. Subsequently, the reactant gas is introduced into the second reactant gas passage and utilized in the remaining half of the electrode area.Type: GrantFiled: March 11, 2016Date of Patent: September 11, 2018Assignee: DOOSAN CORPORATIONInventors: Sung-Jin Oh, Kyoung-Hwang Lee, Seung-Ho Baek, Sung-Hoon Lee, Il-Tae Park, Byung-Sun Hong, Mee-Nam Shinn
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Patent number: 9938642Abstract: The present invention relates to a method for producing a multifunctional polyester fiber, including: mixing a polyester master batch chip, containing cesium tungsten oxide-based particles, with a general polyester chip; spinning the mixture to form a spun fiber; and cooling the spun fiber using a cooling device having a rotational outflow quenching unit and a nozzle-warming heater, and to a fiber produced by the method. The multifunctional polyester fiber according to the present invention exhibits excellent far-infrared emission properties, thermal storage/insulation properties, spinning processability, and dyeability.Type: GrantFiled: November 1, 2013Date of Patent: April 10, 2018Assignees: Hyosung Corporation, Nano-Vision Tech Co., Ltd.Inventors: Sung Jin Oh, Min Suk Lee, Young Un Oh
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Patent number: 9876237Abstract: A fuel cell separator, a fuel cell stack having the fuel cell separator, and a reactant gas control method of the fuel cell stack are provided. That is, even when the fuel cell stack operates under the low load operation condition, a reactant gas is supplied to the reactant gas passages of the fuel cell separator, and thus, the length of the passage can be shortened by 50% as compared with the prior art having only one reactant gas passage. Therefore, the reactant gas can be effectively supplied without experiencing pressure loss. Further, in the high load operation of the fuel cell stack, the reactant gas is introduced into the first reactant gas passage of the fuel cell separator and utilized in half of the whole electrode area. Subsequently, the reactant gas is introduced into the second reactant gas passage and utilized in the remaining half of the electrode area.Type: GrantFiled: March 11, 2016Date of Patent: January 23, 2018Assignee: DOOSAN CORPORATIONInventors: Sung-Jin Oh, Kyoung-Hwang Lee, Seung-Ho Baek, Sung-Hoon Lee, Il-Tae Park, Byung-Sun Hong, Mee-Nam Shinn
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Publication number: 20170306530Abstract: The present invention is directed to a method for preparing a polyester fiber, the method including: mixing 5-50 wt % of composite metal oxide particles, including a tungsten-based oxide, a cesium-based oxide, an antimony-based oxide, an indium-based oxide, and a tin-based oxide, with 40-90 wt % of one or two types of organic solvents selected from among alcohol, ketone, and acetates, 0.4-20 wt % of polyvinyl butyral, i.e., polymer, and 2-30 wt % of calcium stearate or magnesium stearate to obtain a mixture, and stirring and grinding the mixture to prepare a dispersion liquid; drying the dispersion liquid to prepare a powdered additive; mixing 1-30 wt % of the additive with polyester chips to obtain a mixture and melting this mixture to prepare master batch chips; and mixing 1-10 wt % of the master batch chips with general polyester chips to obtain a mixture, and melting and spinning this mixture.Type: ApplicationFiled: August 26, 2015Publication date: October 26, 2017Inventors: Sung Jin OH, Min Suk LEE
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Publication number: 20170238635Abstract: The present invention relates to a heat-storing and retaining fleece using a polyester yarn containing composite metal oxide particles. The heat-storing and retaining fleece of the present invention exhibits an excellent far-infrared emission property, an excellent heat-storing and retaining property, excellent spinning processability, and excellent dyeability.Type: ApplicationFiled: November 27, 2015Publication date: August 24, 2017Inventors: Sung Jin OH, Min Suk LEE
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Publication number: 20160254552Abstract: A fuel cell separator, a fuel cell stack having the fuel cell separator, and a reactant gas control method of the fuel cell stack are provided. That is, even when the fuel cell stack operates under the low load operation condition, a reactant gas is supplied to the reactant gas passages of the fuel cell separator, and thus, the length of the passage can be shortened by 50% as compared with the prior art having only one reactant gas passage. Therefore, the reactant gas can be effectively supplied without experiencing pressure loss. Further, in the high load operation of the fuel cell stack, the reactant gas is introduced into the first reactant gas passage of the fuel cell separator and utilized in half of the whole electrode area. Subsequently, the reactant gas is introduced into the second reactant gas passage and utilized in the remaining half of the electrode area.Type: ApplicationFiled: March 11, 2016Publication date: September 1, 2016Inventors: Sung-Jin OH, Kyoung-Hwang LEE, Seung-Ho BAEK, Sung-Hoon LEE, Il-Tae PARK, Byung-Sun HONG, Mee-Nam SHINN