Patents by Inventor Sang Won Choi
Sang Won Choi 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: 20250060823Abstract: A tactile stimulation providing system includes: an apparatus for generating first actuator strength values corresponding to representative values of frequency bands of first audio data and second actuator strength values corresponding to representative values of frequency bands of second audio data; and an apparatus for driving actuators, based on the first actuator strength values and the second actuator strength values, wherein a number of the actuators is smaller than a number of the first and second actuator strength values, the first audio data includes information on a first direction, the second audio data includes information on a second direction, an actuator corresponding to first position information is driven based on only at least one of the first actuator strength values, and an actuator corresponding to second position information is driven based on only at least one of the second actuator strength values.Type: ApplicationFiled: October 8, 2024Publication date: February 20, 2025Inventors: Sang Won CHOI, Ki Uk GWAK
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Publication number: 20250052852Abstract: A method for providing a positioning service according to the present invention provides a positioning service by dividing a service space into a plurality of zones and hierarchically constructing a radio map, wherein a layered radio map is constructed by indexing a communication signal information measured by a measurement terminal at each reference position in each zone divided by layer with respect to one service space, and a similarity between the communication signal information received from a user terminal and the indexing information is calculated so as to search for a zone where the user terminal is located.Type: ApplicationFiled: November 9, 2022Publication date: February 13, 2025Applicant: KYONGGI UNIVERSITY INDUSTRY AND ACADEMIA COOPERATION FOUNDATIONInventor: Sang Won CHOI
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Publication number: 20250054702Abstract: A multilayer electronic component includes a body having a first internal electrode, a second internal electrode, and a first auxiliary electrode and a second auxiliary electrode spaced apart from each other, in which the first internal electrode and the second internal electrode are alternately arranged with the first and second auxiliary electrode layers interposed therebetween; a first external electrode connected to the first internal electrode and the first auxiliary electrode; and a second external electrode connected to the second internal electrode and the second auxiliary electrode, in which at least a portion of the first internal electrode overlaps the second auxiliary electrode, and at least a portion of the second internal electrode overlaps the first auxiliary electrode.Type: ApplicationFiled: June 25, 2024Publication date: February 13, 2025Applicant: SAMSUNG ELECTRO-MECHANICS CO., LTD.Inventors: Byung Hun Lee, Sang Won Choi, Kun Hoi Koo, Ho Jae Lee
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Patent number: 12171258Abstract: An aerosol-generating article according to one embodiment includes a medium portion; a first hollow tube disposed to face a downstream end of the medium portion and including a first hollow; a cooling portion disposed next to a downstream side of the first hollow tube, including a second hollow tube including a second hollow having a diameter equal to or greater than a diameter of the first hollow and a cooling element; a filter portion disposed to face the downstream end of the cooling portion; and a wrapper wrapping at least a portion of the medium portion, the first hollow tube, the cooling portion, and the filter portion.Type: GrantFiled: November 15, 2019Date of Patent: December 24, 2024Assignee: KT&G CORPORATIONInventors: Bong Su Cheong, Dong Kyun Ko, Jae Sung Noh, Sang Won Choi, Jung Seop Hwang
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Publication number: 20240389643Abstract: The present invention provides an aerosol-generating article including a first aerosol-generating substrate portion, a second aerosol-generating substrate portion, and a filter portion containing nicotine, and an aerosol-generating device comprising the same, wherein the second aerosol-generating substrate portion includes an absorber impregnated with a liquid aerosol-generating composition.Type: ApplicationFiled: August 5, 2024Publication date: November 28, 2024Applicant: KT&G CORPORATIONInventors: In Su PARK, Dong Kyun KO, Sang Won CHOI, Sun Hwan JUNG, Eun Mi JEOUNG
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Patent number: 12147606Abstract: A tactile stimulation providing system includes: an apparatus for generating first actuator strength values corresponding to representative values of frequency bands of first audio data and second actuator strength values corresponding to representative values of frequency bands of second audio data; and an apparatus for driving actuators, based on the first actuator strength values and the second actuator strength values, wherein a number of the actuators is smaller than a number of the first and second actuator strength values, the first audio data includes information on a first direction, the second audio data includes information on a second direction, an actuator corresponding to first position information is driven based on only at least one of the first actuator strength values, and an actuator corresponding to second position information is driven based on only at least one of the second actuator strength values.Type: GrantFiled: November 1, 2023Date of Patent: November 19, 2024Assignee: BHAPTICS INC.Inventors: Sang Won Choi, Ki Uk Gwak
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Patent number: 12137727Abstract: The present invention provides an aerosol-generating article including a first aerosol-generating substrate portion, a second aerosol-generating substrate portion, and a filter portion containing nicotine, and an aerosol-generating device comprising the same, wherein the second aerosol-generating substrate portion includes an absorber impregnated with a liquid aerosol-generating composition.Type: GrantFiled: October 29, 2019Date of Patent: November 12, 2024Assignee: KT&G CORPORATIONInventors: In Su Park, Dong Kyun Ko, Sang Won Choi, Sun Hwan Jung, Eun Mi Jeoung
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Publication number: 20240365844Abstract: An aerosol generating article includes a segment, wherein the segment includes a capsule and a medium surrounding the capsule, and the capsule includes a core including a basic substance, and a shell surrounding the core.Type: ApplicationFiled: January 11, 2023Publication date: November 7, 2024Applicant: KT&G CORPORATIONInventors: Hyeon Tae KIM, Sang Won CHOI
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Patent number: 12063958Abstract: The present disclosure provides a disposable liquid aerosol generating article which includes an aerosol generating substrate portion and a filter portion, the aerosol generating substrate portion including an absorber impregnated with a liquid substance for forming an aerosol, and an amount of the liquid substance corresponding to 10 to 30 times of inhalation.Type: GrantFiled: October 29, 2019Date of Patent: August 20, 2024Assignee: KT&G CORPORATIONInventors: In Su Park, Dong Kyun Ko, Sang Won Choi, Sun Hwan Jung, Eun Mi Jeoung
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Patent number: 11969011Abstract: A cigarette includes a tobacco rod, a front end plug positioned at a front end of the tobacco rod, a filter rod positioned at a rear end of the tobacco rod, and a wrapper surrounding the tobacco rod, the front end plug, and the filter rod and including at least one perforation formed in an area of the wrapper to allow air to flow to the inside of the wrapper.Type: GrantFiled: November 13, 2019Date of Patent: April 30, 2024Assignee: KT&G CORPORATIONInventors: Jung Seop Hwang, Dong Kyun Ko, Jae Sung Noh, Bong Su Cheong, Sang Won Choi
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Patent number: 11944118Abstract: Provided is an aerosol-generating article including a wrapper which is discolored as the aerosol-generating material is heated, the aerosol-generating article including: a tobacco rod; a front-end plug arranged on a side of the tobacco rod; a filter rod arranged on the other side of the tobacco rod; and the wrapper surrounding the tobacco rod, the front-end plug, and the filter rod, wherein the wrapper includes a thermochromic material which is heated and discolored by an aerosol-generating device when the aerosol-generating article is inserted into the aerosol-generating device.Type: GrantFiled: November 13, 2019Date of Patent: April 2, 2024Assignee: KT&G CORPORATIONInventors: Bong Su Cheong, Dong Kyun Ko, Jae Sung Noh, Sang Won Choi, Jung Seop Hwang
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Publication number: 20240061508Abstract: A tactile stimulation providing system includes: an apparatus for generating first actuator strength values corresponding to representative values of frequency bands of first audio data and second actuator strength values corresponding to representative values of frequency bands of second audio data; and an apparatus for driving actuators, based on the first actuator strength values and the second actuator strength values, wherein a number of the actuators is smaller than a number of the first and second actuator strength values, the first audio data includes information on a first direction, the second audio data includes information on a second direction, an actuator corresponding to first position information is driven based on only at least one of the first actuator strength values, and an actuator corresponding to second position information is driven based on only at least one of the second actuator strength values.Type: ApplicationFiled: November 1, 2023Publication date: February 22, 2024Inventors: Sang Won CHOI, Ki Uk GWAK
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Patent number: 11882869Abstract: A cigarette according to an embodiment may include a cigarette rod including an aerosol-generating material; a filter rod located at one end of the cigarette rod and including a first segment and a second segment; a front end plug located at the other end of the cigarette rod; and an outer wrapper wrapping the cigarette rod, the filter rod and the front end plug, wherein the outer wrapper has a basis weight of 57 g/m2 to 63 g/m2 and a thickness of 64 ?m to 70 ?m to increase the strength of the cigarette.Type: GrantFiled: November 12, 2019Date of Patent: January 30, 2024Assignee: KT&G CORPORATIONInventors: Jung Seop Hwang, Dong Kyun Ko, Jae Sung Noh, Bong Su Cheong, Sang Won Choi
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Patent number: 11877592Abstract: Provided is an aerosol generating article including a filter segment in which a channel is formed, the aerosol generating article including: a front-end filter segment arranged at an upstream end that is to be inserted into an aerosol generating device; a rear-end filter segment arranged at a downstream end that is to contact a mouth of a user; and a tobacco rod arranged between the front-end filter segment and the rear-end filter segment, wherein at least one filter segment of the front-end filter segment and the rear-end filter segment includes: at least one channel extending from the upstream end toward the downstream end; and a filter structure filtering out some components of aerosol, and wherein the at least one filter segment has a suction resistance corresponding to a ratio between a cross-sectional area of the at least one channel and a cross-sectional area of the filter structure.Type: GrantFiled: November 13, 2019Date of Patent: January 23, 2024Assignee: KT&G CORPORATIONInventors: Bong Su Cheong, Dong Kyun Ko, Jae Sung Noh, Sang Won Choi, Jung Seop Hwang
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Patent number: 11841730Abstract: A tactile stimulation providing system includes: an apparatus for generating first actuator strength values corresponding to representative values of frequency bands of first audio data and second actuator strength values corresponding to representative values of frequency bands of second audio data; and an apparatus for driving actuators, based on the first actuator strength values and the second actuator strength values, wherein a number of the actuators is smaller than a number of the first and second actuator strength values, the first audio data includes information on a first direction, the second audio data includes information on a second direction, an actuator corresponding to first position information is driven based on only at least one of the first actuator strength values, and an actuator corresponding to second position information is driven based on only at least one of the second actuator strength values.Type: GrantFiled: October 20, 2020Date of Patent: December 12, 2023Assignee: Bhaptics Inc.Inventors: Sang Won Choi, Ki Uk Gwak
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Patent number: 11721491Abstract: A multilayer electronic component includes: a body including dielectric layers and internal electrodes alternately disposed with the dielectric layers; and external electrodes disposed on the body. One of the internal electrodes includes interfacial portions disposed at interfaces thereof with two of the dielectric layers, between which the one of the internal electrodes is disposed, and a central portion disposed between the interfacial portions, and one of the interfacial portions has a Mn content higher than an average Mn content of the central portion and an average Mn content of one of the dielectric layers which is in contact with the one of the interfacial portions.Type: GrantFiled: October 20, 2021Date of Patent: August 8, 2023Assignee: SAMSUNG ELECTRO-MECHANICS CO., LTD.Inventors: Jun Il Song, Sang Won Choi, Seung Heui Lee, Su Min Shin
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Publication number: 20230038498Abstract: Methods and devices for producing cavitation in tissue are provided. Methods and devices are also provided for surgical navigation, including defining a target treatment zone and navigating a focus of a therapy transducer to the target treatment zone. Embodiments are provided for co-registering a plurality of surgical imaging and navigation systems. Systems for performing Histotripsy therapy are also discussed.Type: ApplicationFiled: January 7, 2021Publication date: February 9, 2023Inventors: Zhen XU, Adita S. PANDEY, Jonathan SUKOVICH, Tyler GERHARDSON, Sang Won CHOI
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Publication number: 20230015728Abstract: A tactile stimulation providing system includes: an apparatus for generating first actuator strength values corresponding to representative values of frequency bands of first audio data and second actuator strength values corresponding to representative values of frequency bands of second audio data; and an apparatus for driving actuators, based on the first actuator strength values and the second actuator strength values, wherein a number of the actuators is smaller than a number of the first and second actuator strength values, the first audio data includes information on a first direction, the second audio data includes information on a second direction, an actuator corresponding to first position information is driven based on only at least one of the first actuator strength values, and an actuator corresponding to second position information is driven based on only at least one of the second actuator strength values.Type: ApplicationFiled: October 20, 2020Publication date: January 19, 2023Inventors: Sang Won CHOI, Ki Uk GWAK
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Publication number: 20220208471Abstract: A multilayer electronic component includes: a body including dielectric layers and internal electrodes alternately disposed with the dielectric layers; and external electrodes disposed on the body. One of the internal electrodes includes interfacial portions disposed at interfaces thereof with two of the dielectric layers, between which the one of the internal electrodes is disposed, and a central portion disposed between the interfacial portions, and one of the interfacial portions has a Mn content higher than an average Mn content of the central portion and an average Mn content of one of the dielectric layers which is in contact with the one of the interfacial portions.Type: ApplicationFiled: October 20, 2021Publication date: June 30, 2022Applicant: SAMSUNG ELECTRO-MECHANICS CO., LTD.Inventors: Jun Il SONG, Sang Won CHOI, Seung Heui LEE, Su Min SHIN
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Patent number: 11172525Abstract: The present disclosure relates to a pre-5th-generation (5G) or 5G communication system to be provided for supporting higher data rates beyond 4th-generation (4G) communication system such as a long term evolution (LTE). A method for transmitting a device to device (D2D) discovery signal by a user equipment (UE) in a communication system supporting a D2D scheme is provided. The method includes determining transmission power for D2D discovery signal transmission, and transmitting a D2D discovery signal using the transmission power, wherein the transmission power is determined by considering a cell at which the D2D discovery signal is transmitted.Type: GrantFiled: December 10, 2019Date of Patent: November 9, 2021Assignee: Samsung Electronics Co., Ltd.Inventors: Hyun-Seok Ryu, Peng Xue, Sang-Won Choi