Patents by Inventor Gi-Su Park
Gi-Su Park 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: 11956985Abstract: A display device includes a display panel, a polarization member facing the display panel, a cover window including an inorganic material and facing the display panel with the polarization member therebetween, and a window bonding member which is between the cover window and the polarization member attaches the cover window to the polarization member. The window bonding member which attaches the cover window to the polarization member has a modulus of about of 1 MPa to about 10 MPa.Type: GrantFiled: January 5, 2021Date of Patent: April 9, 2024Assignee: SAMSUNG DISPLAY CO., LTD.Inventors: Jun Su Park, Gi Suk Kwon, O Jun Kwon, Young Gil Park, Na Ri Ahn
-
Publication number: 20240097218Abstract: Methods and systems for executing tracking and monitoring manufacturing data of a battery are disclosed. One method includes: receiving, by a server system, sensing data of the battery from a sensing system; generating, by the server system, mapping data based on the sensing data; generating, by the server system, identification data of the battery based on the sensing data; generating, by the server system, monitoring data of the battery based on the sensing data, the identification data, and the mapping data; and generating, by the server system, display data for displaying a simulated electrode of the battery on a graphical user interface based on the monitoring data of the battery.Type: ApplicationFiled: August 31, 2023Publication date: March 21, 2024Inventors: Min Kyu Sim, Jong Seok Park, Min Su Kim, Jae Hwan Lee, Ki Deok Han, Eun Ji Jo, Su Wan Park, Gi Yeong Jeon, June Hee Kim, Wi Dae Park, Dong Min Seo, Seol Hee Kim, Dong Yeop Lee, Jun Hyo Su, Byoung Eun Han, Seung Huh
-
Publication number: 20240088370Abstract: The present invention relates to an apparatus and a method for manufacturing a lithium electrode, comprising a cutting stage, a laser irradiation portion and a lithium metal film supply portion, in which a plurality of adsorption holes and a plurality of unit electrode pattern grooves are formed on the upper surface of the cutting stage.Type: ApplicationFiled: November 27, 2023Publication date: March 14, 2024Applicant: LG ENERGY SOLUTION, LTD.Inventors: Gi Su PARK, Minsun SONG, Jaegil LEE, Kyungsik HONG, Jong Mo JUNG
-
Patent number: 11917651Abstract: Disclosed are various methods for transmitting or receiving data or control information having high reliability conditions. A method for operating a terminal which transmits uplink control information (UCI) includes: a step of generating UCI; a step of comparing the priority of an uplink (UL) control channel for the transmission of the UCI with the priority of a UL data channel when some symbols of the UL control channel and the UL data channel overlap; and a step of selecting the UL channel having a higher priority among the UL control channel and the UL data channel, and transmitting the UCI to a base station through the selected UL channel.Type: GrantFiled: November 6, 2019Date of Patent: February 27, 2024Assignee: ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTEInventors: Cheul Soon Kim, Sung Hyun Moon, Seung Kwon Baek, Gi Yoon Park, Ok Sun Park, Jae Su Song
-
Patent number: 11870066Abstract: The present invention relates to an apparatus and a method for manufacturing a lithium electrode, comprising a cutting stage, a laser irradiation portion and a lithium metal film supply portion, in which a plurality of adsorption holes and a plurality of unit electrode pattern grooves are formed on the upper surface of the cutting stage.Type: GrantFiled: December 9, 2019Date of Patent: January 9, 2024Assignee: LG ENERGY SOLUTION, LTD.Inventors: Gi Su Park, Minsun Song, Jaegil Lee, Kyungsik Hong, Jong Mo Jung
-
Publication number: 20220223879Abstract: A positive electrode for a lithium-sulfur secondary battery includes a positive electrode active material layer having an intaglio pattern formed therein. A method for manufacturing the same, and a lithium-sulfur secondary battery including the same are also provided. The positive electrode active material layer has a porosity of 50 to 65%. The intaglio pattern has a width of 1 to 100 ?m and a depth of 30 to 99% based on the thickness of the positive electrode active material layer. The volumetric ratio of the positive electrode active material layer and the intaglio pattern is 4:1 to 40:1. When the positive electrode is applied to a lithium-sulfur secondary battery, the energy density per unit volume can be remarkably improved.Type: ApplicationFiled: September 16, 2020Publication date: July 14, 2022Applicant: LG ENERGY SOLUTION, LTD.Inventors: Bong Soo KIM, Gi Su PARK, Seong Ho LEE
-
Patent number: 11322811Abstract: A method for enhancing a lifetime of a lithium secondary battery including manufacturing a battery by injecting an electrolyte liquid to an electrode assembly-embedded battery; and charging and discharging the manufactured battery; and additionally injecting an electrolyte liquid earlier than half a cycle point with respect to the number of charge and discharge cycles reaching discharge capacity of 80% compared to initial capacity is provided.Type: GrantFiled: November 6, 2018Date of Patent: May 3, 2022Assignee: LG ENERGY SOLUTION, LTD.Inventors: Gi Su Park, Seong Ho Lee, Byounghyo Jung, Hyunsoo Lee, Doo Kyung Yang
-
Publication number: 20210367232Abstract: The present invention relates to an apparatus and a method for manufacturing a lithium electrode, comprising a cutting stage, a laser irradiation portion and a lithium metal film supply portion, in which a plurality of adsorption holes and a plurality of unit electrode pattern grooves are formed on the upper surface of the cutting stage.Type: ApplicationFiled: December 9, 2019Publication date: November 25, 2021Applicant: LG CHEM, LTD.Inventors: Gi Su PARK, Minsun SONG, Jaegil LEE, Kyungsik HONG, Jong Mo JUNG
-
Patent number: 11038177Abstract: A binder for a lithium-sulfur battery, and a positive electrode and a lithium-sulfur battery including the same, and in particular, to a binder for a lithium-sulfur battery including lithium polyacrylate and polyvinyl alcohol. By including two types of specific polymers, the binder for a lithium-sulfur battery is capable of enhancing electrochemical properties and stability of a positive electrode, and thereby enhancing capacity and lifetime properties of a lithium-sulfur battery.Type: GrantFiled: December 19, 2018Date of Patent: June 15, 2021Assignee: LG CHEM, LTD.Inventors: Hyunsoo Lee, Jong Mo Jung, Doo Kyung Yang, Yu Mi Kim, Seong Ho Lee, Gi Su Park, Byounghyo Jung
-
Publication number: 20200287219Abstract: A binder for a lithium-sulfur battery, and a positive electrode and a lithium-sulfur battery including the same, and in particular, to a binder for a lithium-sulfur battery including lithium polyacrylate and polyvinyl alcohol. By including two types of specific polymers, the binder for a lithium-sulfur battery is capable of enhancing electrochemical properties and stability of a positive electrode, and thereby enhancing capacity and lifetime properties of a lithium-sulfur battery.Type: ApplicationFiled: December 19, 2018Publication date: September 10, 2020Applicant: LG CHEM, LTD.Inventors: Hyunsoo LEE, Jong Mo JUNG, Doo Kyung YANG, Yu Mi KIM, Seong Ho LEE, Gi Su PARK, Byounghyo JUNG
-
Publication number: 20200274134Abstract: A method for enhancing a lifetime of a lithium secondary battery including manufacturing a battery by injecting an electrolyte liquid to an electrode assembly-embedded battery; and charging and discharging the manufactured battery; and additionally injecting an electrolyte liquid earlier than half a cycle point with respect to the number of charge and discharge cycles reaching discharge capacity of 80% compared to initial capacity is provided.Type: ApplicationFiled: November 6, 2018Publication date: August 27, 2020Applicant: LG CHEM, LTD.Inventors: Gi Su PARK, Seong Ho LEE, Byounghyo JUNG, Hyunsoo LEE, Doo Kyung YANG
-
Patent number: 10249902Abstract: Disclosed herein are a secondary battery transfer apparatus for transferring a secondary battery in a secondary battery manufacturing process and a method for detecting a loading defect of a secondary battery in a carrier receiving the secondary battery. The secondary battery transfer apparatus includes a carrier having a receipt space to receive a secondary battery, a transfer unit transferring the carrier, a loading detection sensor sensing the secondary battery when the secondary battery inserted into the carrier reaches a designated height, and a controller receiving a result of sensing of the loading detection sensor and controlling operation of the transfer unit. The secondary battery transfer apparatus and the detection method detect whether or not a case of the secondary battery is damaged due to friction with the carrier and thus recognize a product defect in advance.Type: GrantFiled: September 1, 2014Date of Patent: April 2, 2019Assignee: LG Chem, Ltd.Inventors: Seok Jin Kim, Min Su Kim, Tae Yoon Jung, Chang Min Han, Hyun Geun Jo, Gi Su Park
-
Patent number: 10103380Abstract: The present application relates to a cathode for a lithium-sulfur battery and a method of preparing the same. A cathode for a lithium-sulfur battery according to an exemplary embodiment of the present application includes: a cathode active part including a sulfur-carbon composite; and a cathode coating layer provided on at least a portion of a surface of the cathode active part and including an inorganic oxide.Type: GrantFiled: August 14, 2014Date of Patent: October 16, 2018Assignee: LG CHEM, LTD.Inventors: Byoungkuk Son, Minchul Jang, Yu Mi Kim, Gi Su Park
-
Patent number: 9954231Abstract: The present disclosure relates to a positive electrode for a lithium-air battery and a method for preparing the same, and the positive electrode for a lithium-air battery according to the present disclosure has advantages in that it improves electrical conductivity and mechanical strength of an electrode, and increases loading amounts.Type: GrantFiled: September 12, 2014Date of Patent: April 24, 2018Assignee: LG CHEM, LTD.Inventors: Yu Mi Kim, Minchul Jang, Byoungkuk Son, Gi Su Park
-
Patent number: 9889751Abstract: The present invention provides a battery management apparatus and method which connect a plurality of batteries having different energy densities to each other and control power supplied through the plurality of batteries to control the driving of the driving body.Type: GrantFiled: July 30, 2014Date of Patent: February 13, 2018Assignee: LG CHEM, LTD.Inventors: Minchul Jang, Dong Keun Kwon, Min Seo Kim, Yu Mi Kim, Byoungkuk Son, Da Young Sung, Seong Ho Lee, Gi Su Park
-
Patent number: 9876211Abstract: The present application relates to a separation membrane and a lithium-sulfur battery including the same, and the separation membrane according to the present application prevents elution of lithium polysulfide in a cathode and suppresses growth of a lithium dendrite generated in an anode, and thus has an effect that a life-span and safety of the battery are improved.Type: GrantFiled: September 29, 2014Date of Patent: January 23, 2018Assignee: LG CHEM, LTD.Inventors: Byoungkuk Son, Seong Ho Lee, Minchul Jang, Hyungsam Choi, Joong Jin Han, Min Seo Kim, Suhwan Kim, Seungpyo Jeong, Yu Mi Kim, Da Young Sung, Youngjea Kim, Gi Su Park
-
Publication number: 20170358834Abstract: The present invention provides a lithium-air battery comprising: an air electrode using oxygen as a positive electrode active material; a negative electrode which is disposed apart from the positive electrode; and a separator which is immersed in an electrolyte disposed between the positive electrode and the negative electrode, wherein the air electrode comprises a gas diffusion layer coated with a conductive material, and the separator has a part coated with the conductive material.Type: ApplicationFiled: January 13, 2016Publication date: December 14, 2017Applicant: LG CHEM, LTD.Inventors: Eun Kyung CHO, Jong Hyun CHAE, Doo Kyung YANG, Yu Mi KIM, Gi Su PARK, Dong Wook LEE
-
Patent number: 9711798Abstract: The present disclosure relates to a lithium electrode, comprising an electrode composite comprising a porous metallic current collector, and lithium metal inserted into pores present in the metallic current collector; and a protective membrane for lithium ion conduction, the protective membrane being formed on at least one surface of the electrode composite. The lithium electrode according to the present disclosure can increase contact surface between lithium metal and a current collector to improve the performances of a lithium secondary battery, and can exhibit uniform electron distribution therein to prevent the growth of lithium dendrites during the operation of a lithium secondary battery, thereby improving the safety of a lithium secondary battery.Type: GrantFiled: September 3, 2014Date of Patent: July 18, 2017Assignee: LG CHEM, LTD.Inventors: Byoung-Kuk Son, Min-Chul Jang, Yu-Mi Kim, Gi-Su Park
-
Publication number: 20160233475Abstract: The present application relates to a separation membrane and a lithium-sulfur battery including the same, and the separation membrane according to the present application prevents elution of lithium polysulfide in a cathode and suppresses growth of a lithium dendrite generated in an anode, and thus has an effect that a life-span and safety of the battery are improved.Type: ApplicationFiled: September 29, 2014Publication date: August 11, 2016Applicant: LG CHEM, LTD.Inventors: Byoungkuk SON, Seong Ho LEE, Minchul JANG, Hyungsam CHOI, Joong Jin HAN, Min Seo KIM, Suhwan KIM, Seungpyo JEONG, Yu Mi KIM, Da Young SUNG, Youngjea KIM, Gi Su PARK
-
Publication number: 20160204462Abstract: Disclosed herein are a secondary battery transfer apparatus for transferring a secondary battery in a secondary battery manufacturing process and a method for detecting a loading defect of a secondary battery in a carrier receiving the secondary battery. The secondary battery transfer apparatus includes a carrier having a receipt space to receive a secondary battery, a transfer unit transferring the carrier, a loading detection sensor sensing the secondary battery when the secondary battery inserted into the carrier reaches a designated height, and a controller receiving a result of sensing of the loading detection sensor and controlling operation of the transfer unit. The secondary battery transfer apparatus and the detection method detect whether or not a case of the secondary battery is damaged due to friction with the carrier and thus recognize a product defect in advance.Type: ApplicationFiled: September 1, 2014Publication date: July 14, 2016Applicant: LG CHEM LTD.Inventors: Seok Jin KIM, Min Su KIM, Tae Yoon JUNG, Chang Min HAN, Hyun Geun JO, Gi Su PARK