Patents by Inventor Woo-Cheol Shin
Woo-Cheol Shin 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: 11978770Abstract: A semiconductor device includes a substrate, an active pattern extending in a first direction on the substrate, first and second nanosheets stacked on the active pattern to be spaced apart from each other in a vertical direction, a gate electrode that extends in a second direction the active pattern, the gate electrode surrounding each of the first and second nanosheets, a source/drain region on at least one side of the gate electrode, and inner spacers between the gate electrode and the source/drain region, the inner spacers including a first inner spacer between the active pattern and the first nanosheet, and a second inner spacer between the first nanosheet and the second nanosheet, the second inner spacer having a first portion adjacent to the first nanosheet, and a second portion adjacent to the second nanosheet, the first portion being wider than the second portion.Type: GrantFiled: July 29, 2021Date of Patent: May 7, 2024Assignee: Samsung Electronics Co., Ltd.Inventors: Myung-Dong Ko, Woo Cheol Shin, Soo Jin Jeong
-
Publication number: 20240136585Abstract: An electrolyte for a lithium-containing battery cell is described. The electrolyte includes a solvent having at least one carbonate ester, and at least one lithium salt having a concentration ranging from 3 mol/liter to 15 mol/liter in the solvent. The electrolyte also includes a diluent that includes an aromatic fluorocarbon. In some embodiments, the solution of the at least one lithium salt and the solvent is a supersaturated solution for at least some operating temperatures of the battery cell. Also described are lithium-containing battery cells that include a positive electrode, a negative electrode, and the electrolyte.Type: ApplicationFiled: December 11, 2023Publication date: April 25, 2024Applicant: Apple Inc.Inventors: Woo Cheol Shin, Soonho Ahn
-
Publication number: 20240096894Abstract: A semiconductor device includes a first semiconductor layer having first and second regions, a plurality of first channel layers spaced apart from each other in a vertical direction on the first region of the first semiconductor layer, a first gate electrode surrounding the plurality of first channel layers, a plurality of second channel layers spaced apart from one another in the vertical direction on the second region of the first semiconductor layer, and a second gate electrode surrounding the plurality of second channel layers, wherein each of the plurality of first channel layers has a first crystallographic orientation, and each of the plurality of second channel layers has a second crystallographic orientation different from the first crystallographic orientation, and wherein a thickness of each of the plurality of first channel layers is different from a thickness of each of the plurality of second channel layers.Type: ApplicationFiled: November 28, 2023Publication date: March 21, 2024Inventors: Woo Cheol SHIN, Myung Gil KANG, Sadaaki MASUOKA, Sang Hoon LEE, Sung Man WHANG
-
Patent number: 11881558Abstract: An electrolyte for a lithium-containing battery cell is described. The electrolyte includes a solvent having at least one carbonate ester, and at least one lithium salt having a concentration ranging from 3 mol/liter to 15 mol/liter in the solvent. The electrolyte also includes a diluent that includes an aromatic fluorocarbon. In some embodiments, the solution of the at least one lithium salt and the solvent is a supersaturated solution for at least some operating temperatures of the battery cell. Also described are lithium-containing battery cells that include a positive electrode, a negative electrode, and the electrolyte.Type: GrantFiled: January 9, 2020Date of Patent: January 23, 2024Assignee: Apple Inc.Inventors: Woo Cheol Shin, Soonho Ahn
-
Patent number: 11862639Abstract: A semiconductor device includes a first semiconductor layer having first and second regions, a plurality of first channel layers spaced apart from each other in a vertical direction on the first region of the first semiconductor layer, a first gate electrode surrounding the plurality of first channel layers, a plurality of second channel layers spaced apart from one another in the vertical direction on the second region of the first semiconductor layer, and a second gate electrode surrounding the plurality of second channel layers, wherein each of the plurality of first channel layers has a first crystallographic orientation, and each of the plurality of second channel layers has a second crystallographic orientation different from the first crystallographic orientation, and wherein a thickness of each of the plurality of first channel layers is different from a thickness of each of the plurality of second channel layers.Type: GrantFiled: August 24, 2022Date of Patent: January 2, 2024Assignee: SAMSUNG ELECTRONICS CO., LTD.Inventors: Woo Cheol Shin, Myung Gil Kang, Sadaaki Masuoka, Sang Hoon Lee, Sung Man Whang
-
Publication number: 20230420742Abstract: An electrochemical cell has an anode comprising a silicon-based active material, a cathode comprising a cathode active material, and an electrolyte. The electrolyte is formulated with a propionate-based solvent, a carbonate-based solvent, trifluoro toluene, a lithium salt with a molar concentration of 2.0 M or greater, and less than or equal to 5.0 wt. % of fluoroethylene carbonate.Type: ApplicationFiled: June 28, 2022Publication date: December 28, 2023Inventors: Woo Cheol Shin, Hyea Kim, OuJung Kwon
-
Publication number: 20230335785Abstract: Electrolytes for lithium-containing battery cells are described. The electrolytes may include a solvent that includes at least one non-carbonate-containing ester compound. The electrolytes may further include one or more lithium salts, where the lithium salts have a concentration of greater than or about 2 mols/liter in the electrolyte. The electrolytes may still further include a diluent that includes an aromatic fluorocarbon.Type: ApplicationFiled: April 18, 2022Publication date: October 19, 2023Applicant: APPLE INC.Inventors: Woo Cheol Shin, Sang Young Yoon, Hungoo Cho
-
Patent number: 11735774Abstract: An electrolyte for a rechargeable lithium-ion battery includes a solvent consisting of 10.0 wt. % to 35.0 wt. % carbonate-based solvent and 50.0 wt. % to 80.0 wt. % propionate-based solvent, 1.1M to 1.3M lithium salt, 0.1 wt. % to 12.0 wt. % of a phosphazene-based flame retardant, 1,3,6-hexanetricarbonitrile and succinonitrile together in a range of 0.1 wt. % to 5.0 wt. %, and 1.7 wt. % to 15.0 wt. % additives.Type: GrantFiled: April 28, 2021Date of Patent: August 22, 2023Assignee: APPLE INC.Inventors: Woo Cheol Shin, Aaron Smith, Sang Young Yoon
-
Patent number: 11710770Abstract: A semiconductor device includes a substrate having a first region and a second region, first and second nanowires disposed sequentially on the substrate in the first region, and extending respectively in a first direction, third and fourth nanowires disposed sequentially on the substrate in the second region, and extending respectively in the first direction, a first inner spacer between the first nanowire and the second nanowire, and including hydrogen of a first hydrogen mole fraction, and a second inner spacer between the third nanowire and the fourth nanowire, and including hydrogen of a second hydrogen mole fraction that is greater than the first hydrogen mole fraction.Type: GrantFiled: January 14, 2022Date of Patent: July 25, 2023Assignee: SAMSUNG ELECTRONICS CO., LTD.Inventors: Woo Cheol Shin, Sun Wook Kim, Seung Min Song, Nam Hyun Lee
-
Patent number: 11539075Abstract: Disclosed are an electrolyte for a lithium secondary battery and a lithium secondary battery comprising the same. The electrolyte for a lithium secondary battery, according to an embodiment, can comprise: a nonaqueous organic solvent; a lithium salt; a first additive comprising a compound represented by a specific chemical formula; and a second additive including at least one of lithium difluorophosphate (LiPO2F2), a cyclic carbonate including a fluorine atom, and a dinitrile compound.Type: GrantFiled: April 5, 2018Date of Patent: December 27, 2022Assignee: Samsung SDI Co., Ltd.Inventors: Hyunbong Choi, Pavel Shatunov, Olga Tsay, Aeran Kim, Woo Cheol Shin, Jeongmin Shin
-
Publication number: 20220406779Abstract: A semiconductor device includes a first semiconductor layer having first and second regions, a plurality of first channel layers spaced apart from each other in a vertical direction on the first region of the first semiconductor layer, a first gate electrode surrounding the plurality of first channel layers, a plurality of second channel layers spaced apart from one another in the vertical direction on the second region of the first semiconductor layer, and a second gate electrode surrounding the plurality of second channel layers, wherein each of the plurality of first channel layers has a first crystallographic orientation, and each of the plurality of second channel layers has a second crystallographic orientation different from the first crystallographic orientation, and wherein a thickness of each of the plurality of first channel layers is different from a thickness of each of the plurality of second channel layers.Type: ApplicationFiled: August 24, 2022Publication date: December 22, 2022Inventors: Woo Cheol SHIN, Myung Gil KANG, Sadaaki MASUOKA, Sang Hoon LEE, Sung Man WHANG
-
Patent number: 11501770Abstract: Provided is a system, server, and method for speech recognition capable of collectively setting a plurality of setting items for device control through an utterance of a single sentence provided in the form of natural language. The system includes: a home appliance configured to receive a speech command that is generated through an utterance of a single sentence for control of the home appliance; and a server configured to receive the speech command in the single sentence from the home appliance and interpret the speech command of the single sentence through multiple intent determination.Type: GrantFiled: August 29, 2018Date of Patent: November 15, 2022Assignee: Samsung Electronics Co., Ltd.Inventors: Eun Jin Chun, Woo Cheol Shin, Nam Gook Cho, Young Soo Do, Min Hyung Lee, Pil Soo Lee
-
Patent number: 11501771Abstract: Disclosed herein is a cooking system: a cooking apparatus configured to input and output a speech, transmit speech data corresponding to the speech, and cook food in a cooking chamber; a first server configured to perform communication with the cooking apparatus, when speech data is received from the cooking apparatus, perform speech recognition based on the received speech data, transmit response information to the speech recognition to the cooking apparatus, obtain a menu requested by the user based on the received speech data, and transmit a cooking time and a cooking temperature for the obtained menu to the cooking apparatus; and a second server configured to store information about at least one recipe for a plurality of menus, perform communication with the first server, and transmit the information about at least one recipe to the first server.Type: GrantFiled: May 23, 2018Date of Patent: November 15, 2022Assignee: SAMSUNG ELECTRONICS CO., LTD.Inventors: Woo Cheol Shin, Nam Gook Cho, Eun Jin Chun, Seol Hee Jeon
-
Publication number: 20220352553Abstract: An electrolyte for a rechargeable lithium-ion battery includes a solvent consisting of 10.0 wt. % to 35.0 wt. % carbonate-based solvent and 50.0 wt. % to 80.0 wt. % propionate-based solvent, 1.1M to 1.3M lithium salt, 0.1 wt. % to 12.0 wt. % of a phosphazene-based flame retardant, 1,3,6-hexanetricarbonitrile and succinonitrile together in a range of 0.1 wt. % to 5.0 wt. %, and 1.7 wt. % to 15.0 wt. % additives.Type: ApplicationFiled: April 28, 2021Publication date: November 3, 2022Inventors: Woo Cheol Shin, Aaron Smith, Sang Young Yoon
-
Patent number: 11437377Abstract: A semiconductor device includes a first semiconductor layer having first and second regions, a plurality of first channel layers spaced apart from each other in a vertical direction on the first region of the first semiconductor layer, a first gate electrode surrounding the plurality of first channel layers, a plurality of second channel layers spaced apart from one another in the vertical direction on the second region of the first semiconductor layer, and a second gate electrode surrounding the plurality of second channel layers, wherein each of the plurality of first channel layers has a first crystallographic orientation, and each of the plurality of second channel layers has a second crystallographic orientation different from the first crystallographic orientation, and wherein a thickness of each of the plurality of first channel layers is different from a thickness of each of the plurality of second channel layers.Type: GrantFiled: September 24, 2020Date of Patent: September 6, 2022Assignee: SAMSUNG ELECTRONICS CO., LTD.Inventors: Woo Cheol Shin, Myung Gil Kang, Sadaaki Masuoka, Sang Hoon Lee, Sung Man Whang
-
Patent number: 11424483Abstract: Disclosed are an electrolyte for lithium secondary battery, and a lithium secondary battery comprising same, the electrolyte comprising: a non-aqueous organic solvent; lithium salt; and an additive represented by Chemical Formula 1.Type: GrantFiled: January 17, 2018Date of Patent: August 23, 2022Assignees: Samsung SDI Co., Ltd., Sogang University Research FoundationInventors: Aeran Kim, Bongjin Moon, Myungjun Park, Woo Cheol Shin, Jeongmin Shin, Kayoung Jeon, Hyunbong Choi
-
Patent number: 11424485Abstract: The present disclosure relates to a lithium secondary battery electrolyte and a lithium secondary battery comprising the lithium secondary battery electrolyte, which comprises: a non-aqueous organic solvent including a branched ester-based solvent represented by formula 1; and a lithium salt.Type: GrantFiled: June 30, 2017Date of Patent: August 23, 2022Assignee: SAMSUNG SDI CO., LTD.Inventors: Hyejin Park, Inhaeng Cho, Sanghoon Kim, Woo Cheol Shin
-
Publication number: 20220208967Abstract: A semiconductor device includes a substrate, an active pattern extending in a first direction on the substrate, first and second nanosheets stacked on the active pattern to be spaced apart from each other in a vertical direction, a gate electrode that extends in a second direction the active pattern, the gate electrode surrounding each of the first and second nanosheets, a source/drain region on at least one side of the gate electrode, and inner spacers between the gate electrode and the source/drain region, the inner spacers including a first inner spacer between the active pattern and the first nanosheet, and a second inner spacer between the first nanosheet and the second nanosheet, the second inner spacer having a first portion adjacent to the first nanosheet, and a second portion adjacent to the second nanosheet, the first portion being wider than the second portion.Type: ApplicationFiled: July 29, 2021Publication date: June 30, 2022Inventors: Myung-Dong KO, Woo Cheol SHIN, Soo Jin JEONG
-
Publication number: 20220140075Abstract: A semiconductor device includes a substrate having a first region and a second region, first and second nanowires disposed sequentially on the substrate in the first region, and extending respectively in a first direction, third and fourth nanowires disposed sequentially on the substrate in the second region, and extending respectively in the first direction, a first inner spacer between the first nanowire and the second nanowire, and including hydrogen of a first hydrogen mole fraction, and a second inner spacer between the third nanowire and the fourth nanowire, and including hydrogen of a second hydrogen mole fraction that is greater than the first hydrogen mole fraction.Type: ApplicationFiled: January 14, 2022Publication date: May 5, 2022Inventors: Woo Cheol SHIN, Sun Wook KIM, Seung Min SONG, Nam Hyun LEE
-
Patent number: 11251465Abstract: Provided are an organic electrolytic solution and a lithium battery including the organic electrolytic solution, wherein the organic electrolytic solution includes an organic solvent, a lithium salt, a borate compound represented by Formula 1 below, and an ionic metal complex represented by Formula 2 below: wherein R1, R2, and R3 are each independently a hydrogen; a C1-C5 alkyl group substituted or unsubstituted with a halogen; or a C1-C5 cyanoalkyl group substituted or unsubstituted with a halogen, at least one of the R1, R2, and R3 includes a cyanoalkyl group, Me is an element selected from the group consisting of transition metals and Groups 13 to 15 elements of the periodic table, M is a metal ion, a is an integer from 1 to 3, b is an integer from 1 to 3, s=b/a, p is an integer from 0 to 8, q is 0 or 1, r is an integer from 1 to 4, X1 and X2 are each independently O, S, or NR6, R4 and R6 are each independently a halogen, a C1-C5 alkyl group substituted or unsubstituted with a halogen, or a C1-C5 arylType: GrantFiled: May 8, 2014Date of Patent: February 15, 2022Assignee: Samsung SDI Co., Ltd.Inventors: Myung Heui Woo, Soo Jin Kim, Si Young Cha, Woo Cheol Shin, Ha Rim Lee