Patents by Inventor Won Ki Cho

Won Ki Cho 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: 20240120576
    Abstract: A battery module includes a sub-module stack formed by stacking a plurality of sub-modules including a cooling member having a coolant flow path and a plurality of battery cells disposed on both surfaces of the cooling member; and a pair of bus bar frame assemblies coupled to one side and the other side of the sub-module stack to electrically connect the plurality of battery cells.
    Type: Application
    Filed: April 5, 2022
    Publication date: April 11, 2024
    Applicant: LG ENERGY SOLUTION, LTD.
    Inventors: Sang-Hyun YU, Young-Bum CHO, Won-Hoe KU, Han-Ki YOON, Yu-Dam KONG, Jin-Kyu SHIN
  • Publication number: 20240094121
    Abstract: A method of detecting a biomolecule, a computing device performing the method, and a biomolecule detection system therefor are provided. The method includes receiving a terahertz signal that passed deionized water or reference material, receiving a terahertz signal that passed a target including a predetermined biomolecule, extracting a digital modulation characteristic for the received terahertz signal that passed the deionized water and the received terahertz signal that passed the target, and detecting the predetermined biomolecule included in the target by analyzing the extracted digital modulation characteristic, wherein the received terahertz signal that passed the deionized water and the received terahertz signal that passed the target are generated using a digitally modulated optical signal based on a transmission speed determined based on kinematics of the predetermined biomolecule.
    Type: Application
    Filed: April 26, 2023
    Publication date: March 21, 2024
    Applicant: ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTE
    Inventors: Won Kyoung LEE, Eon-sang KIM, Sang Rok MOON, Joon Ki LEE, Seung-Hyun CHO
  • Patent number: 8325290
    Abstract: A dual liquid crystal display device includes a transmissive liquid crystal display panel; a reflective liquid crystal display panel formed on the same substrate as the transmissive liquid crystal display panel; a first light guide block disposed under the transmissive liquid crystal display panel and having dot patterns formed on a first surface thereof; a second light guide block disposed under the reflective liquid crystal display panel and having V-grooves formed on a first surface thereof; a light source disposed adjacent to the first light guide block; a housing in which the transmissive and reflective liquid crystal display panels, the light source and the light guide blocks are seated, the housing having an opening to correspond to an image display surface of the reflective liquid crystal display panel; a dual brightness enhancement film provided in a region corresponding to the opening of the housing.
    Type: Grant
    Filed: March 26, 2009
    Date of Patent: December 4, 2012
    Assignee: Samsung Display Co., Ltd.
    Inventors: Kyu-Han Bae, Shawn Kim, James Kim, Mun-Cheol Lee, Won-Ki Cho, Hwal Choi
  • Patent number: 8111969
    Abstract: A light guide member capable of guiding light received from at least a first light source and second light source, wherein the first light source is spaced a distance D3 from the second light source. The light guide member may include a first side including a plurality of first grooves extending along a first direction and a plurality of second grooves extending along the first direction, wherein the first grooves may have a first pitch and the second grooves have a second pitch, the first pitch being different from the second pitch.
    Type: Grant
    Filed: April 7, 2010
    Date of Patent: February 7, 2012
    Assignee: Samsung Mobile Display Co., Ltd.
    Inventors: Dong Ho Lee, Won Ki Cho, Min Ho Lee
  • Patent number: 7907235
    Abstract: A dual Liquid Crystal Display (LCD), having a transmissive first panel and a reflective second panel, includes: a first LCD panel and a second LCD panel arranged on the same substrate, the first LCD panel displaying an image on a first surface thereof and the second LCD panel displaying an image on a second surface thereof; a backlight unit arranged on a bottom of the first LCD panel; and a housing, anchoring the first and second LCD panels and the backlight unit, and having an opening corresponding to an image-displaying surface of the second LCD panel.
    Type: Grant
    Filed: August 14, 2008
    Date of Patent: March 15, 2011
    Assignee: Samsung Mobile Display Co., Ltd.
    Inventors: Kyu-Han Bae, Shawn Kim, Do-Young Kim, David Lee, Won-Ki Cho, Hwal Choi
  • Publication number: 20100202157
    Abstract: A backlight unit includes a light source for emitting light; and a light guide film for directing light emitted from the light source toward a liquid crystal display panel. In the backlight unit, the light guide film includes a polycarbonate (PC) film comprising a plasticizer; and at least one of a reflective layer or an optical layer on at least one surface of the PC film.
    Type: Application
    Filed: January 26, 2010
    Publication date: August 12, 2010
    Inventors: Da-Eun Jang, Won-Ki Cho, Dong-Hwan Lee, Chan-Iek Choi
  • Publication number: 20100203183
    Abstract: A roller type stamper includes a roller; a stamper film including a first surface having a pattern, and a second surface opposite the first surface and connected to an outer circumferential surface of the roller at least one connecting portion; and a planarizing portion for filling a groove approximate the at least one connecting portion.
    Type: Application
    Filed: February 2, 2010
    Publication date: August 12, 2010
    Inventors: Chan-Iek Choi, Won-Ki Cho
  • Publication number: 20100193978
    Abstract: A light guide member capable of guiding light received from at least a first light source and second light source, wherein the first light source is spaced a distance D3 from the second light source. The light guide member may include a first side including a plurality of first grooves extending along a first direction and a plurality of second grooves extending along the first direction, wherein the first grooves may have a first pitch and the second grooves have a second pitch, the first pitch being different from the second pitch.
    Type: Application
    Filed: April 7, 2010
    Publication date: August 5, 2010
    Applicant: SAMSUNG MOBILE DISPLAY CO., LTD.
    Inventors: Dong Ho Lee, Won Ki Cho, Min Ho Lee
  • Patent number: 7697813
    Abstract: A light guide member capable of guiding light received from at least a first light source and second light source, wherein the first light source is spaced a distance D3 from the second light source. The light guide member may include a first side including a plurality of first grooves extending along a first direction and a plurality of second grooves extending along the first direction, wherein the first grooves may have a first pitch and the second grooves have a second pitch, the first pitch being different from the second pitch.
    Type: Grant
    Filed: March 23, 2007
    Date of Patent: April 13, 2010
    Assignee: Samsung Mobile Display Co., Ltd.
    Inventors: Dong Ho Lee, Won Ki Cho, Min Ho Lee
  • Publication number: 20090316082
    Abstract: A dual liquid crystal display device includes a transmissive liquid crystal display panel; a reflective liquid crystal display panel formed on the same substrate as the transmissive liquid crystal display panel; a first light guide block disposed under the transmissive liquid crystal display panel and having dot patterns formed on a first surface thereof; a second light guide block disposed under the reflective liquid crystal display panel and having V-grooves formed on a first surface thereof; a light source disposed adjacent to the first light guide block; a housing in which the transmissive and reflective liquid crystal display panels, the light source and the light guide blocks are seated, the housing having an opening to correspond to an image display surface of the reflective liquid crystal display panel; a dual brightness enhancement film provided in a region corresponding to the opening of the housing.
    Type: Application
    Filed: March 26, 2009
    Publication date: December 24, 2009
    Inventors: Kyu-Han Bae, Shawn Kim, James Kim, Mun-Cheol Lee, Won-Ki Cho, Hwal Choi
  • Patent number: 7568827
    Abstract: A light guide member for guiding light incident thereon from a light source, the light guide member including a plurality of the first grooves extending along a first direction on a first side of the light guide member, a plurality of second grooves extending along a second direction on the first side of the light guide member, the first direction may cross the second direction such that the first grooves and the second grooves may form a matrix pattern on the first side of the light guide member, wherein a polygonal shaped projection is formed between every two adjacent ones of the second grooves and a corresponding two adjacent ones of the first grooves.
    Type: Grant
    Filed: March 23, 2007
    Date of Patent: August 4, 2009
    Assignee: Samsung Mobile Display Co., Ltd.
    Inventors: Dong Ho Lee, Won Ki Cho, Jang Hwan Hwang
  • Publication number: 20090185098
    Abstract: A dual Liquid Crystal Display (LCD), having a transmissive first panel and a reflective second panel, includes: a first LCD panel and a second LCD panel arranged on the same substrate, the first LCD panel displaying an image on a first surface thereof and the second LCD panel displaying an image on a second surface thereof; a backlight unit arranged on a bottom of the first LCD panel; and a housing, anchoring the first and second LCD panels and the backlight unit, and having an opening corresponding to an image-displaying surface of the second LCD panel.
    Type: Application
    Filed: August 14, 2008
    Publication date: July 23, 2009
    Inventors: Kyu-Han Bae, Shawn Kim, Do-Young Kim, David Lee, Won-Ki Cho, Hwal Choi
  • Patent number: 7512310
    Abstract: A light guide member for guiding light received from a light source, the light source illuminating light toward the light guide member, the light guide member may include a plurality of first grooves on a first side of the light guide member, the first grooves extending along a first direction crossing a zero-degree radiation angle of the light from the light source, wherein an angle of a reflective face of the first groove increases approaching away from the light source of the light source.
    Type: Grant
    Filed: March 23, 2007
    Date of Patent: March 31, 2009
    Assignee: Samsung Mobile Display Co., Ltd.
    Inventors: Dong Ho Lee, Won Ki Cho, Wan Soo Han, Ho Seok Ko, Sang Hoon Lee, Hee Chan Eum, Jong Kyo Jeong
  • Patent number: 7457510
    Abstract: A light guide member for guiding light may include a first pattern on a first side of the light guide member, the first pattern may include a plurality of first features extending along a first direction, and a plurality of second features extending along a second direction, wherein the first direction crosses the second direction, the first feature has a first feature size, the second feature has a second feature size, and the first feature size may be less than the second feature size.
    Type: Grant
    Filed: March 23, 2007
    Date of Patent: November 25, 2008
    Assignee: Samsung SDI Co., Ltd.
    Inventors: Dong Ho Lee, Won Ki Cho, Jae Myung Kim, Kyung Il Park
  • Publication number: 20080203914
    Abstract: A plasma display panel and a method for manufacturing the same, which are capable of achieving a reduction in the number of manufacturing processes and a reduction in manufacturing costs, are disclosed. The plasma display panel includes a first substrate including a first electrode, and a second substrate arranged to face the first substrate. The second substrate includes a second electrode arranged to intersect with the first electrode. At least one of the first and second electrodes include a powder mixture comprising Ag powder, and metal powder of at least one selected from a group consisting of Li, K, Ba, Ca, Na, Mg, Al, Zn, Fe, Cd, Co, Ni, Sn, Pb, Cu, Hg, Pt, and Au, and mixed with the Ag powder in a volume ratio of 0.1 to 50 mol % with respect to the Ag powder.
    Type: Application
    Filed: February 25, 2008
    Publication date: August 28, 2008
    Applicant: LG ELECTRONICS INC.
    Inventors: Won Ki CHO, Min Soo PARK, Nam Seok KANG, Je Seok KIM, Byung Gil RYU
  • Patent number: 7400817
    Abstract: A light guide member for guiding light received from a light source unit, the light source unit illuminating light toward the light guide member, the light guide member may include a plurality of first grooves on a first side of the light guide member, the first grooves extending along a first direction, and a plurality of first projections projecting from surfaces of the first grooves.
    Type: Grant
    Filed: March 23, 2007
    Date of Patent: July 15, 2008
    Assignee: Samsung SDI Co., Ltd.
    Inventors: Dong Ho Lee, Won Ki Cho, Wan Soo Han, Ho Seok Ko, Sang Hoon Lee, Hee Chan Eum, Jong Kyo Jeong
  • Publication number: 20080043488
    Abstract: A light guide member for guiding light received from a light source unit, the light source unit illuminating light toward the light guide member, the light guide member may include a first groove on a first side of the light guide member, wherein at least one of a first width and a first depth of a first portion of the first groove may be different from a second width and a second depth of a second portion of the first groove based on a respective radiation angle of the light illuminating the first portion and the second portion of the light guide member.
    Type: Application
    Filed: March 23, 2007
    Publication date: February 21, 2008
    Inventors: Dong Ho Lee, Won Ki Cho, Wan Soo Han, Ho Seok Ko, Sang Hoon Lee, Hee Chan Eum, Jong Kyo Jeong
  • Publication number: 20080025687
    Abstract: A light guide member for guiding light may include a first pattern on a first side of the light guide member, the first pattern may include a plurality of first features extending along a first direction, and a plurality of second features extending along a second direction, wherein the first direction crosses the second direction, the first feature has a first feature size, the second feature has a second feature size, and the first feature size may be less than the second feature size.
    Type: Application
    Filed: March 23, 2007
    Publication date: January 31, 2008
    Inventors: Dong Ho Lee, Won Ki Cho, Jae Myung Kim, Kyung Il Park
  • Publication number: 20080025686
    Abstract: A light guide member capable of guiding light received from at least a first light source and second light source, wherein the first light source is spaced a distance D3 from the second light source. The light guide member may include a first side including a plurality of first grooves extending along a first direction and a plurality of second grooves extending along the first direction, wherein the first grooves may have a first pitch and the second grooves have a second pitch, the first pitch being different from the second pitch.
    Type: Application
    Filed: March 23, 2007
    Publication date: January 31, 2008
    Inventors: Dong Ho Lee, Won Ki Cho, Min Ho Lee
  • Publication number: 20080025688
    Abstract: A light guide member for guiding light received from a light source unit, the light source unit illuminating light toward the light guide member, the light guide member may include a plurality of first grooves on a first side of the light guide member, the first grooves extending along a first direction, and a plurality of first projections projecting from surfaces of the first grooves.
    Type: Application
    Filed: March 23, 2007
    Publication date: January 31, 2008
    Inventors: Dong Ho Lee, Won Ki Cho, Wan Soo Han, Ho Seok Ko, Sang Hoon Lee, Hee Chan Eum, Jong Kyo Jeong