Patents by Inventor Sung Bin Park

Sung Bin 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).

  • Publication number: 20220013775
    Abstract: A positive electrode active material includes a nickel-based lithium transition metal oxide containing nickel in an amount of 60 mol % or more based on a total number of moles of metals excluding lithium, wherein cobalt is included in an amount of greater than 0 ppm to 6,000 ppm or less on a surface of the nickel-based lithium transition metal oxide. A method of preparing the positive electrode active material, a positive electrode for a lithium secondary battery and a lithium secondary battery which includes the positive electrode active material are also provided.
    Type: Application
    Filed: January 7, 2020
    Publication date: January 13, 2022
    Applicant: LG Chem, Ltd.
    Inventors: Dong Hun Lee, Sung Bin Park, Hyung Man Cho, Jung Min Han, Jin Tae Hwang, Wang Mo Jung
  • Publication number: 20210408136
    Abstract: A transparent display device comprises: a first substrate including a display area and first to fourth bezel areas surrounding the display area, wherein the display area includes a plurality of pixel regions each including an emitting portion and a transparent portion; a second substrate facing the first substrate; a transparent dam between the first and second substrates and in the first to fourth bezel areas; a first pad electrode on the first substrate and in the first bezel area; and a first color filter pattern on the second substrate and in the first bezel area.
    Type: Application
    Filed: June 3, 2021
    Publication date: December 30, 2021
    Applicant: LG Display Co., Ltd.
    Inventors: Da-Woon JEONG, Su-Yeon LEE, Sung-Hee KIM, Jae-Bin SONG, Sung-Hee PARK
  • Patent number: 11165059
    Abstract: A negative electrode active material including lithium titanium oxide particles, wherein the lithium titanium oxide particles have a Na content of 50 ppm-300 ppm, a K content of 500 ppm-2400 ppm and a crystallite size of 100-200 nm, and a lithium secondary battery including the same.
    Type: Grant
    Filed: March 13, 2018
    Date of Patent: November 2, 2021
    Assignee: LG CHEM, LTD.
    Inventors: Sung-Bin Park, Ji-Young Park, Bo-Ram Lee, Chi-Ho Jo, Jung-Min Han, Hyuck Hur, Wang-Mo Jung
  • Publication number: 20210296647
    Abstract: The present invention provides a positive active material for a rechargeable lithium battery, the active material including a dopant and having a crystalline structure in which metal oxide layers (MO layers) including metals and oxygen and reversible lithium layers are repeatedly stacked, wherein in a lattice configured by oxygen atoms of the MO layers adjacent to each other, the dopant time of charge, thereby forming a lithium trap and/or lithium dumbbell structure.
    Type: Application
    Filed: June 8, 2021
    Publication date: September 23, 2021
    Applicant: LG Chem, Ltd.
    Inventors: Sung Bin Park, Young Uk Park, Ji Young Park, Bo Ram Lee, Chi Ho Jo, Young Cheol Choi, Hyuck Hur, Wang Mo Jung
  • Patent number: 11114654
    Abstract: Disclosed are a negative electrode active material including lithium titanium oxide particles, wherein the lithium titanium oxide particles have an average particle diameter (D50) of 0.5-9 ?m, a specific surface area of 3-7 m2/g, and a pellet density of 1.7 g/cc or more under a pressure of 64 MPa, and a lithium secondary battery including the same.
    Type: Grant
    Filed: March 21, 2018
    Date of Patent: September 7, 2021
    Assignee: LG CHEM, LTD.
    Inventors: Bo-Ram Lee, Sung-Bin Park, Ji-Young Park, Chi-Ho Jo, Jung-Min Han, Hyuck Hur, Wang-Mo Jung
  • Patent number: 11081695
    Abstract: The present invention provides a positive active material for a rechargeable lithium battery, the active material including a dopant and having a crystalline structure in which metal oxide layers (MO layers) including metals and oxygen and reversible lithium layers are repeatedly stacked, wherein in a lattice configured by oxygen atoms of the MO layers adjacent to each other, the dopant time of charge, thereby forming a lithium trap and/or lithium dumbbell structure.
    Type: Grant
    Filed: July 14, 2017
    Date of Patent: August 3, 2021
    Inventors: Sung Bin Park, Young Uk Park, Ji Young Park, Bo Ram Lee, Chi Ho Jo, Young Cheol Choi, Hyuck Hur, Wang Mo Jung
  • Patent number: 11031595
    Abstract: In one embodiment, the present disclosure relates to a positive electrode active material in which a lithium cobalt oxide is doped with a doping element including a metallic element and a halide element, wherein the positive electrode active material is represented by Formula 1 and satisfies Equation 1, and a positive electrode for a lithium secondary battery and a lithium secondary battery, either of which include the positive electrode active material: Li(Co1-x-y-zM1xM2yM3z)O2-aHa??[Formula 1] (2x+3y+4z?a)/(x+y+z+a)<2.5.
    Type: Grant
    Filed: September 5, 2018
    Date of Patent: June 8, 2021
    Inventors: Hyuck Hur, Min Kyu You, Chi Ho Jo, Sung Bin Park, Jin Tae Hwang, Wang Mo Jung
  • Publication number: 20210167365
    Abstract: A positive electrode material for a lithium secondary battery according to the present invention includes a first positive electrode active material and a second positive electrode active material, wherein the first positive electrode active material and the second positive electrode active material are lithium composite transition metal oxides containing transition metals such as nickel (Ni), cobalt (Co) and manganese (Mn), the first positive electrode active material has a larger average particle size (D50) than the second positive electrode active material, a ratio (Li/Me)1 of the mole number of lithium with respect to the total mole number of transition metals of the first positive electrode active material is more than 1 to 1.5 or less, a ratio (Li/Me)2 of the mole number of lithium (Li) with respect to the total mole number of transition metals of the second positive electrode active material is 0.9 to 1, and the second positive electrode active material has a crystallite size of 180 nm or more.
    Type: Application
    Filed: May 22, 2019
    Publication date: June 3, 2021
    Applicant: LG Chem, Ltd.
    Inventors: Dong Hwi Kim, Dong Hun Lee, Wang Mo Jung, Sung Bin Park, Gi Beom Han
  • Publication number: 20210151752
    Abstract: A lithium cobalt-based positive electrode active material is provide, which includes sodium and calcium, wherein the total amount of the sodium and calcium is 150 ppm to 500 ppm based on the total weight of the lithium cobalt-based positive electrode active material. A method for preparing the lithium cobalt-based positive electrode active material is also provided.
    Type: Application
    Filed: December 10, 2018
    Publication date: May 20, 2021
    Applicant: LG Chem, Ltd.
    Inventors: Sung Bin Park, Min Kyu You, Chi Ho Jo, Hyuck Hur, Jin Tae Hwang, Wang Mo Jung
  • Publication number: 20210135195
    Abstract: A positive electrode active material precursor is provided, which includes a transition metal hydroxide particle represented by Formula 1 and a cobalt oxide particle and a manganese oxide particle attached to the surface of the transition metal hydroxide particle. A preparation method thereof, a positive electrode active material prepared using the same, a positive electrode including the positive electrode active material, and a secondary battery including the positive electrode are also provided.
    Type: Application
    Filed: November 21, 2018
    Publication date: May 6, 2021
    Applicant: LG Chem, Ltd.
    Inventors: Dong Hwi Kim, Wang Mo Jung, Dong Hun Lee, Sung Bin Park, Ji Hye Kim, Hyung Man Cho, Jung Min Han
  • Publication number: 20210135187
    Abstract: The present invention relates to a positive electrode active material for a secondary battery which includes a lithium composite transition metal oxide including nickel (Ni), cobalt (Co), and manganese (Mn), wherein the lithium composite transition metal oxide includes the nickel (Ni) in an amount of 65 mol % or more and the manganese (Mn) in an amount of 5 mol % or more based on a total amount of transition metals, and wherein the electrode positive active material is composed of a single particle, having a crystallite size of 180 nm or more.
    Type: Application
    Filed: May 15, 2019
    Publication date: May 6, 2021
    Applicant: LG Chem, Ltd.
    Inventors: Sung Bin PARK, Dong Hun LEE, Hyung Man CHO, Jung Min HAN, Jin Tae HWANG, Wang Mo JUNG
  • Patent number: 10964246
    Abstract: A foldable display device and a method of driving the same are discussed. The foldable display device can include a display panel having a display area including a plurality of pixels and a non-display area surrounding the display area; a first base pattern in the non-display area; a first capacitive pattern in the non-display area, the first capacitance pattern forming a first capacitance with the first base pattern; a driving unit generating a comparison signal corresponding to the first capacitance; and a calculating unit sensing an unfolding state and a folding state of the display panel using the comparison signal.
    Type: Grant
    Filed: December 16, 2019
    Date of Patent: March 30, 2021
    Assignee: LG DISPLAY CO., LTD.
    Inventors: Sung-Bin Park, Zong-Gun Oh
  • Patent number: 10930931
    Abstract: Provided are positive electrode active material particles for a secondary battery which include a lithium cobalt oxide, a coating layer including element A and formed on a surface of particles of the lithium cobalt oxide, and a dopant containing element B which is substituted in the lithium cobalt oxide, wherein the element A and the element B are each independently at least one selected from the group consisting of aluminum (Al), titanium (Ti), magnesium (Mg), zirconium (Zr), barium (Ba), calcium (Ca), tantalum (Ta), niobium (Nb), and molybdenum (Mo), and a molar ratio of the element A in the coating layer:the element B of the dopant is greater than 1:1 to 10:1.
    Type: Grant
    Filed: June 28, 2017
    Date of Patent: February 23, 2021
    Inventors: Chi Ho Jo, Bo Ram Lee, Sung Bin Park, Hyuck Hur, Young Uk Park, Wang Mo Jung
  • Publication number: 20210020902
    Abstract: A positive electrode active material includes a lithium transition metal oxide, which is doped with doping element M2, wherein M2 is at least one selected from the group consisting of Al, Ti, Mg, Zr, W, Y, Sr, Co, F, Si, Na, Cu, Fe, Ca, S, and B, and contains nickel in an amount of 60 mol % or more based on a total number of moles of transition metals excluding lithium, wherein the lithium transition metal oxide has a single particle form, and includes a center portion having a layered structure and a surface portion having a rock-salt structure, and the doping element M2 is included in an amount of 3,580 ppm to 7,620 ppm based on a total weight of the positive electrode active material.
    Type: Application
    Filed: April 1, 2019
    Publication date: January 21, 2021
    Applicant: LG Chem, Ltd.
    Inventors: Tae Gu Yoo, Young Uk Park, Jin Tae Hwang, Wang Mo Jung, Sung Bin Park
  • Patent number: 10868309
    Abstract: Provided is a positive electrode active material particle including a core containing lithium cobalt oxide represented by the following Chemical Formula 1; and a coating layer containing boron (B) and fluorine (F), which is coated on the surface of the core: Li1+xCo1?xO2??(1)
    Type: Grant
    Filed: March 30, 2017
    Date of Patent: December 15, 2020
    Inventors: Bo Ram Lee, Sung Bin Park, Young Uk Park, Chi Ho Jo, Hyuck Hur, Wang Mo Jung
  • Publication number: 20200388830
    Abstract: A positive electrode active material for a secondary battery includes a first positive electrode active material and a second positive electrode active material, wherein an average particle diameter (D50) of the first positive electrode active material is twice or more than an average particle diameter (D50) of the second positive electrode active material, and the second positive electrode active material has a crystallite size of 200 nm or more.
    Type: Application
    Filed: February 1, 2019
    Publication date: December 10, 2020
    Applicant: LG Chem, Ltd.
    Inventors: Dong Hun Lee, Young Uk Park, Wang Mo Jung, Sung Bin Park, Dong Hwi Kim, Tae Gu Yoo
  • Publication number: 20200375028
    Abstract: A flexible circuit board is provided. The flexible circuit board includes a base film with an outer lead region defined on either one surface or the other surface and an outer lead provided in the outer lead region and connected to an electronic device, in which the outer lead includes a plurality of first outer leads and a plurality of second outer leads formed to be spaced apart from each other so as to face each other in the outer lead region, and in which the number of the plurality of first outer leads is greater than the number of the plurality of second outer leads.
    Type: Application
    Filed: August 11, 2020
    Publication date: November 26, 2020
    Applicant: STEMCO CO., LTD.
    Inventors: Jin Han LEE, Sung Bin PARK, Hiroo SHIMIZU, Dong Eun SON
  • Patent number: 10825766
    Abstract: A semiconductor device includes a lower wiring, an interlayer insulation film above the lower wiring and including a first portion having a first density, and a second portion on the first portion, the first portion and the second portion having a same material, and the second portion having a second density smaller than the first density, an upper wiring in the second portion of the interlayer insulating film, and a via in the first portion of the interlayer insulating film, the via connecting the upper wiring and the lower wiring.
    Type: Grant
    Filed: February 26, 2019
    Date of Patent: November 3, 2020
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Ji Young Kim, Kyu Hee Han, Sung Bin Park, Yeong Gil Kim, Jong Min Baek, Kyoung Woo Lee, Deok Young Jung
  • Publication number: 20200343537
    Abstract: A method for preparing a lithium cobalt-based positive electrode active material and a positive electrode active material prepared by the method are provided. The method includes dry-mixing and then heat treating a lithium cobalt oxide particle represented by Formula 1 and one or more lithium metal oxide particle selected from the group consisting of lithium aluminum oxide, lithium zirconium oxide, and lithium titanium oxide.
    Type: Application
    Filed: November 13, 2018
    Publication date: October 29, 2020
    Applicant: LG Chem, Ltd.
    Inventors: Chi Ho Jo, Min Kyu You, Sung Bin Park, Hyuck Hur, Jin Tae Hwang, Wang Mo Jung
  • Publication number: 20200335783
    Abstract: A positive electrode material including a first positive electrode active material represented by Formula 1 and a second positive electrode active material represented by Formula 2, a positive electrode including the same, and a lithium secondary battery including the positive electrode are provided. The positive electrode material has a bimodal particle size distribution including large diameter particles and small diameter particles, and the difference in average particle diameter (D50) between the large diameter particles and the small diameter particles is 3 ?m or greater.
    Type: Application
    Filed: November 21, 2018
    Publication date: October 22, 2020
    Applicant: LG Chem, Ltd.
    Inventors: Dong Hun Lee, Wang Mo Jung, Sung Bin Park, Ji Hye Kim, Dong Hwi Kim, Hyung Man Cho, Jung Min Han