Patents by Inventor Jung-han Lee
Jung-han Lee 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: 20200111784Abstract: An integrated circuit (IC) device includes a first and a second fin-type active region protruding from a first region and a second region, respectively, of a substrate, a first and a second gate line, and a first and a second source/drain region. The first fin-type active region has a first top surface and a first recess has a first depth from the first top surface. The first source/drain region fills the first recess and has a first width. The second fin-type active region has a second top surface and a second recess has a second depth from the second top surface. The second depth is greater than the first depth. The second source/drain region fills the second recess and has a second width. The second width is greater than the first width.Type: ApplicationFiled: December 6, 2019Publication date: April 9, 2020Applicant: Samsung Electronics Co., Ltd.Inventors: Jung-han LEE, Sun-ghil LEE, Myung-il KANG, Jeong-yun LEE, Seung-hun LEE, Hyun-jung LEE, Sun-wook KIM
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Publication number: 20200091286Abstract: A semiconductor device includes a plurality of active fins defined by an isolation layer on a substrate, a gate structure on the active fins and the isolation layer, and a gate spacer structure covering a sidewall of the gate structure. A sidewall of the gate structure includes first, second, and third regions having first, second, and third slopes, respectively. The second slope increases from a bottom toward a top of the second region. The second slope has a value at the bottom of the second region less than the first slope. The third slope is greater than the second slope.Type: ApplicationFiled: November 25, 2019Publication date: March 19, 2020Inventors: Jung-Han LEE, Jae-Hwan LEE, Sang-Su KIM, Hwan-Wook CHOI, Tae-Jong LEE, Seung-Mo HA
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Patent number: 10586852Abstract: A semiconductor device including a first fin protruding on a substrate and extending in a first direction; a first gate electrode on the first fin, the first gate electrode intersecting the first fin; a first trench formed within the first fin at a side of the first gate electrode; a first epitaxial layer filling a portion of the first trench, wherein a thickness of the first epitaxial layer becomes thinner closer to a sidewall of the first trench; and a second epitaxial layer filling the first trench on the first epitaxial layer, wherein a boron concentration of the second epitaxial layer is greater than a boron concentration of the first epitaxial layer.Type: GrantFiled: October 10, 2018Date of Patent: March 10, 2020Assignee: SAMSUNG ELECTRONICS CO., LTD.Inventors: Jung Han Lee, Myung Il Kang, Jae Hwan Lee, Sun Wook Kim, Seong Ju Kim, Sung Jin Park, Hong Seon Yang, Joo Hee Jung
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Publication number: 20200049311Abstract: Disclosed is a liquefied natural gas storage apparatus. The apparatus includes a heat insulated tank and liquefied natural gas contained in the tank. The tank has heat insulation sufficient to maintain liquefied natural gas therein such that most of the liquefied natural gas stays in liquid. The contained liquefied natural gas has a vapor pressure from about 0.3 bar to about 2 bar. The apparatus further includes a safety valve configured to release a part of liquefied natural gas contained in the tank when a vapor pressure of liquefied natural gas within the tank becomes higher than a cut-off pressure. The cut-off pressure is from about 0.3 bar to about 2 bar.Type: ApplicationFiled: October 21, 2019Publication date: February 13, 2020Inventors: Jung Han LEE, Jung Ho CHOI, Sung Kon HAN, Dong Kyu CHOI, Young Sik MOON
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Patent number: 10559565Abstract: An integrated circuit (IC) device includes a first and a second fin-type active region protruding from a first region and a second region, respectively, of a substrate, a first and a second gate line, and a first and a second source/drain region. The first fin-type active region has a first top surface and a first recess has a first depth from the first top surface. The first source/drain region fills the first recess and has a first width. The second fin-type active region has a second top surface and a second recess has a second depth from the second top surface. The second depth is greater than the first depth. The second source/drain region fills the second recess and has a second width. The second width is greater than the first width.Type: GrantFiled: February 28, 2019Date of Patent: February 11, 2020Assignee: Samsung Electronics Co., Ltd.Inventors: Jung-han Lee, Sun-ghil Lee, Myung-il Kang, Jeong-yun Lee, Seung-hun Lee, Hyun-jung Lee, Sun-wook Kim
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Patent number: 10553434Abstract: A method for manufacturing a semiconductor device includes performing a first ion implantation process on a substrate to form a lower dopant region in the substrate, patterning the substrate having the lower dopant region to form active patterns, and performing a second ion implantation process on the active patterns to form an upper dopant region in an upper portion of each of the active patterns. The lower and upper dopant regions have a same conductivity type.Type: GrantFiled: July 5, 2018Date of Patent: February 4, 2020Assignee: Samsung Electronics Co., Ltd.Inventors: Jung Han Lee, Byoung-gi Kim, Jong Pil Kim, Kihwan Lee
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Patent number: 10508769Abstract: Disclosed is a liquefied natural gas storage apparatus. The apparatus includes a heat insulated tank and liquefied natural gas contained in the tank. The tank has heat insulation sufficient to maintain liquefied natural gas therein such that most of the liquefied natural gas stays in liquid. The contained liquefied natural gas has a vapor pressure from about 0.3 bar to about 2 bar. The apparatus further includes a safety valve configured to release a part of liquefied natural gas contained in the tank when a vapor pressure of liquefied natural gas within the tank becomes higher than a cut-off pressure. The cut-off pressure is from about 0.3 bar to about 2 bar.Type: GrantFiled: June 12, 2019Date of Patent: December 17, 2019Assignee: DAEWOO SHIPBUILDING & MARINE ENGINEERING CO., LTD.Inventors: Jung Han Lee, Jung Ho Choi, Sung Kon Han, Dong Kyu Choi, Young Sik Moon
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Publication number: 20190334163Abstract: The present invention relates to a lithium complex oxide, and more specifically, to a lithium complex oxide of which a range of FWHM(104) values maintains a constant relationship with a molar fraction of nickel when measuring XRD defined by a hexagonal lattice having a R-3m space group. The lithium complex oxide according to the present invention exhibits an effect of improving lifetime properties of the cells including high Ni-based cathode active materials accordingly by enabling a range of the FWHM(104) values at (104) peaks defined by the hexagonal lattice having the R-3m space group to maintain a constant relationship with the molar fraction of nickel, thereby maintaining the primary particles in a predetermined size range.Type: ApplicationFiled: August 20, 2018Publication date: October 31, 2019Inventors: JUNG HAN LEE, MOON HO CHOI, JUN WON SUH, SUNG JIN JANG, JI HYUN NAM, SEUNG WOO CHOI
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Publication number: 20190293236Abstract: Disclosed is a liquefied natural gas storage apparatus. The apparatus includes a heat insulated tank and liquefied natural gas contained in the tank. The tank has heat insulation sufficient to maintain liquefied natural gas therein such that most of the liquefied natural gas stays in liquid. The contained liquefied natural gas has a vapor pressure from about 0.3 bar to about 2 bar. The apparatus further includes a safety valve configured to release a part of liquefied natural gas contained in the tank when a vapor pressure of liquefied natural gas within the tank becomes higher than a cut-off pressure. The cut-off pressure is from about 0.3 bar to about 2 bar.Type: ApplicationFiled: June 12, 2019Publication date: September 26, 2019Inventors: Jung Han LEE, Jung Ho CHOI, Sung Kon HAN, Dong Kyu CHOI, Young Sik MOON
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Patent number: 10362667Abstract: A circuit board is disclosed. In addition to insulating layers, the circuit board includes a structure for heat transfer that includes a first layer that is formed of graphite or graphene, a second layer that is formed of metallic material and disposed on one surface of the first layer, and a third layer that is formed of metallic material and disposed on the other surface of the first layer, and at least a portion of the structure for heat transfer is inserted into an insulation layer. Such a circuit board provides improved heat management. Also disclosed is a method of manufacturing the circuit board.Type: GrantFiled: May 12, 2017Date of Patent: July 23, 2019Assignee: Samsung Electro-Mechanics Co., Ltd.Inventors: Tae-Hong Min, Myung-Sam Kang, Jung-Han Lee, Young-Gwan Ko
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Patent number: 10352499Abstract: This application relates to a liquefied natural gas storage apparatus. The apparatus includes a heat insulated tank and liquefied natural gas contained in the tank. The tank has heat insulation sufficient to maintain liquefied natural gas therein such that most of the liquefied natural gas stays in liquid. The contained liquefied natural gas has a vapor pressure from about 0.3 bar to about 2 bar. The apparatus further includes a safety valve configured to release a part of liquefied natural gas contained in the tank when a vapor pressure of liquefied natural gas within the tank becomes higher than a cut-off pressure. The cut-off pressure is from about 0.3 bar to about 2 bar.Type: GrantFiled: July 26, 2013Date of Patent: July 16, 2019Assignee: DAEWOO SHIPBUILDING & MARINE ENGINEERING CO., LTD.Inventors: Jung Han Lee, Jung Ho Choi, Sung Kon Han, Dong Kyu Choi, Young Sik Moon
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Publication number: 20190206867Abstract: A semiconductor substrate includes a plurality of gate electrodes crossing active patterns on a substrate and extending in a second direction, the gate electrodes spaced apart in the second direction from each other, a gate separation pattern having a major axis in the first direction and between two of the gate electrodes, the two of the gate electrodes adjacent to each other in the second direction, and a plurality of gate spacers covering sidewalls of respective ones of the gate electrodes, the gate spacers crossing the gate separation pattern and extending in the second direction. The gate separation pattern includes a lower portion extending in the first direction, an intermediate portion protruding from the lower portion and having a first width, and an upper portion between two adjacent gate spacers and protruding from the intermediate portion, the upper portion having a second width less than the first width.Type: ApplicationFiled: July 9, 2018Publication date: July 4, 2019Applicant: Samsung Electronics Co., Ltd.Inventors: Jung Han LEE, Sungchul Park, Yunil Lee, Byoung-gi Kim, Yeongmin Jeon, Daewon Ha, Inchan Hwang, Jae Hyun Park, Woocheol Shin
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Publication number: 20190198497Abstract: An integrated circuit (IC) device includes a first and a second fin-type active region protruding from a first region and a second region, respectively, of a substrate, a first and a second gate line, and a first and a second source/drain region. The first fin-type active region has a first top surface and a first recess has a first depth from the first top surface. The first source/drain region fills the first recess and has a first width. The second fin-type active region has a second top surface and a second recess has a second depth from the second top surface. The second depth is greater than the first depth. The second source/drain region fills the second recess and has a second width. The second width is greater than the first width.Type: ApplicationFiled: February 28, 2019Publication date: June 27, 2019Applicant: Samsung Electronics Co., Ltd.Inventors: Jung-han LEE, Sun-ghil LEE, Myung-il KANG, Jeong-yun LEE, Seung-hun LEE, Hyun-jung LEE, Sun-wook KIM
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Publication number: 20190198323Abstract: A method for manufacturing a semiconductor device includes performing a first ion implantation process on a substrate to form a lower dopant region in the substrate, patterning the substrate having the lower dopant region to form active patterns, and performing a second ion implantation process on the active patterns to form an upper dopant region in an upper portion of each of the active patterns. The lower and upper dopant regions have a same conductivity type.Type: ApplicationFiled: July 5, 2018Publication date: June 27, 2019Inventors: Jung Han Lee, Byoung-gi Kim, Jong Pil Kim, Kihwan Lee
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Publication number: 20190157660Abstract: The present invention relates to a cathode active material for a lithium secondary battery, and more particularly, to a cathode active material for a lithium secondary battery, which includes a core portion and a shell portion surrounding the core portion, in which a total content of cobalt in the core portion and the shell portion is 5 to 12 mol %, and the content of cobalt in the core portion and the shell portion is adjusted to be within a predetermined range. In the cathode active material precursor and the cathode active material for a secondary battery prepared using the same according to the present invention, optimal capacity of a lithium secondary battery may be increased by adjusting the cobalt content in the particles of the cathode active material, and life characteristics may be enhanced by improving stability.Type: ApplicationFiled: November 21, 2018Publication date: May 23, 2019Inventors: Sung Jin Jang, Moon Ho Choi, Jun Won Suh, Jung Han Lee, Ji Hyun Nam, Seung Woo Choi
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Publication number: 20190148717Abstract: The present invention relates to a cathode active material composition for a lithium secondary battery and a lithium secondary battery including the same, and more particularly, to a cathode active material composition for a lithium secondary battery, including a mixture of particles which are different in Ni composition and size and prepared at the same heat treatment temperature, and a lithium secondary battery including the same. According to the present invention, optimal capacity manifestation temperatures of a coarse particle and a fine particle may be adjusted to be similar by adjusting an Ni content of the coarse particle and the fine particle, and thus, a lithium secondary battery having enhanced output and lifetime may be manufactured.Type: ApplicationFiled: November 15, 2018Publication date: May 16, 2019Inventors: MOON HO CHOI, JUN WON SUH, JUNG HAN LEE, JI HYUN NAM, SUNG JIN JANG, SEUNG WOO CHOI
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Patent number: 10256237Abstract: An integrated circuit (IC) device includes a first and a second fin-type active region protruding from a first region and a second region, respectively, of a substrate, a first and a second gate line, and a first and a second source/drain region. The first fin-type active region has a first top surface and a first recess has a first depth from the first top surface. The first source/drain region fills the first recess and has a first width. The second fin-type active region has a second top surface and a second recess has a second depth from the second top surface. The second depth is greater than the first depth. The second source/drain region fills the second recess and has a second width. The second width is greater than the first width.Type: GrantFiled: July 21, 2017Date of Patent: April 9, 2019Assignee: Samsung Electronics Co., Ltd.Inventors: Jung-han Lee, Sun-ghil Lee, Myung-il Kang, Jeong-yun Lee, Seung-hun Lee, Hyun-jung Lee, Sun-wook Kim
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Patent number: 10212803Abstract: A circuit board includes an insulating part including insulating layers, metal layers disposed on the insulating layers, vias each passing through at least one insulating layer among the insulating layers and connecting together at least two metal layers among the metal layers; a first thermally conductive structure including a thermally conductive material, at least a part of the thermally conductive structure being inserted into the insulating part, a first via having one surface contacting the first thermally conductive structure, a first metal pattern contacting another surface of the first via, a first bonding member connected to the first metal pattern, and pads to which a first electronic component is connected on an outermost surface of a metal layer disposed on an outermost surface of the insulating part, the pads being at least in a first region and a second region having a higher temperature than the first region.Type: GrantFiled: June 30, 2016Date of Patent: February 19, 2019Assignee: Samsung Electro-Mechanics Co., Ltd.Inventors: Tae Hong Min, Myung Sam Kang, Jung Han Lee, Young Gwan Ko
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Publication number: 20190051728Abstract: A semiconductor device including a first fin protruding on a substrate and extending in a first direction; a first gate electrode on the first fin, the first gate electrode intersecting the first fin; a first trench formed within the first fin at a side of the first gate electrode; a first epitaxial layer filling a portion of the first trench, wherein a thickness of the first epitaxial layer becomes thinner closer to a sidewall of the first trench; and a second epitaxial layer filling the first trench on the first epitaxial layer, wherein a boron concentration of the second epitaxial layer is greater than a boron concentration of the first epitaxial layer.Type: ApplicationFiled: October 10, 2018Publication date: February 14, 2019Inventors: Jung Han LEE, Myung Il KANG, Jae Hwan LEE, Sun Wook KIM, Seong Ju KIM, Sung Jin PARK, Hong Seon YANG, Joo Hee JUNG
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Publication number: 20190019864Abstract: A semiconductor device includes a plurality of active fins defined by an isolation layer on a substrate, a gate structure on the active fins and the isolation layer, and a gate spacer structure covering a sidewall of the gate structure. A sidewall of the gate structure includes first, second, and third regions having first, second, and third slopes, respectively. The second slope increases from a bottom toward a top of the second region. The second slope has a value at the bottom of the second region less than the first slope. The third slope is greater than the second slope.Type: ApplicationFiled: September 7, 2018Publication date: January 17, 2019Inventors: Jung-Han Lee, Jae-Hwan Lee, Sang-Su Kim, Hwan-Wook Choi, Tae-Jong Lee, Seung-Mo Ha