Patents by Inventor Won-jong Choi
Won-jong 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: 20240105963Abstract: A method for manufacturing a gas diffusion layer for a fuel cell wherein carbon nanotubes are impregnated into Korean paper, thereby enhancing electroconductivity, and a gas diffusion layer manufactured thereby. The method for manufacturing a gas diffusion layer for a fuel cell which is to manufacture a gas diffusion layer as a constituent member of a unit cell in a fuel cell, includes a support preparation step of preparing a support with Korean paper; a dispersion preparation step of dispersing a carbon substance in a solvent to form a dispersion, a coating step of coating the support with the dispersion, and a thermal treatment step of thermally treating the dispersion-coated support to fix the carbon substance to the support.Type: ApplicationFiled: March 6, 2023Publication date: March 28, 2024Inventors: Seung Tak Noh, Ji Han Lee, In Seok Lee, Jae Man Park, Won Jong Choi, Choong Hee Kim, Seong Hwang Kim, Jong Hoon Lee, Soo Jin Park, Seul Yi Lee
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Publication number: 20240088432Abstract: An embodiment sulfur dioxide-based inorganic electrolyte is provided in which the sulfur dioxide-based inorganic electrolyte is represented by a chemical formula M·(A1·Cl(4-x)Fx)z·ySO2. In this formula, M is a first element selected from the group consisting of Li, Na, K, Ca, and Mg, A1 is a second element selected from the group consisting of Al, Fe, Ga, and Cu, x satisfies a first equation 0?x?4, y satisfies a second equation 0?y?6, and z satisfies a third equation 1?z?2.Type: ApplicationFiled: April 12, 2023Publication date: March 14, 2024Inventors: Kyu Ju Kwak, Won Keun Kim, Eun Ji Kwon, Samuel Seo, Yeon Jong Oh, Kyoung Han Ryu, Dong Hyun Lee, Han Su Kim, Ji Whan Lee, Seong Hoon Choi, Seung Do Mun
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Patent number: 11671386Abstract: An artificial intelligence (AI) system which utilizes machine learning algorithm such as deep learning and application is provided. The artificial intelligence (AI) system includes a controlling method of an electronic device for determining a chatbot using an artificial intelligence learning model includes receiving a voice uttered by a user, processing the voice and acquiring text information corresponding to the voice, and displaying the text information on a chat screen, determining a chatbot for providing a response message regarding the voice by inputting the acquired text information and chat history information regarding the chat screen to a model which is trained to determine the chatbot by inputting text information and chat history information, transmitting the acquired text information and the chat history information regarding the chat screen to a server for providing the determined chatbot, and receiving a response message from the server and displaying the response message on the chat screen.Type: GrantFiled: December 20, 2021Date of Patent: June 6, 2023Assignee: Samsung Electronics Co., Ltd.Inventors: Ji-hwan Yun, Won-ho Ryu, Won-jong Choi
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Patent number: 11637794Abstract: An artificial intelligence (AI) system which utilizes machine learning algorithm such as deep learning and application is provided. The artificial intelligence (AI) system includes a controlling method of an electronic device for determining a chatbot using an artificial intelligence learning model includes receiving a voice uttered by a user, processing the voice and acquiring text information corresponding to the voice, and displaying the text information on a chat screen, determining a chatbot for providing a response message regarding the voice by inputting the acquired text information and chat history information regarding the chat screen to a model which is trained to determine the chatbot by inputting text information and chat history information, transmitting the acquired text information and the chat history information regarding the chat screen to a server for providing the determined chatbot, and receiving a response message from the server and displaying the response message on the chat screen.Type: GrantFiled: December 20, 2021Date of Patent: April 25, 2023Assignee: Samsung Electronics Co., Ltd.Inventors: Ji-hwan Yun, Won-ho Ryu, Won-jong Choi
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Publication number: 20230029579Abstract: A power management integrated circuit includes a reconfigurable converter connected to a rechargeable battery and a control circuit. The reconfigurable converter includes an indcutor to accumulate energy based on an input voltage from a thermoelectric device, provides a wireless sensor node connected to an output node with an output voltage based on the input voltage and an internal input voltage of the rechargeable battery, operates in one of operation modes based on an available power provided from the thermoelectric device and a power consumption by the wireless sensor node and drives the wireless sensor node in response to the wireless sensor node consuming a current greater than a maximum current generated by the thermoelectric device. The control circuit to control the reconfigurable converter based on the input voltage, a first voltage of a first switching node, a second voltage of a second switching node and the output voltage.Type: ApplicationFiled: April 26, 2022Publication date: February 2, 2023Applicant: KOREA ADVANCED INSTITUTE OF SCIENCE AND TECHNOLOGYInventors: Sang-Gug Lee, Young-Seok Noh, Jeong-Il Seo, Won-Jong Choi
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Publication number: 20220357443Abstract: A vehicle control system may include a controller that detects an object outside a vehicle, calculates an angle based on a ratio of a relative speed between the object and the vehicle to a speed of the vehicle, and updates a phase curve reflecting a phase distortion of an input signal based on the calculated angle.Type: ApplicationFiled: July 22, 2021Publication date: November 10, 2022Inventors: Won Jong CHOI, Seok Hyun KANG, Young Hoon KIM
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Publication number: 20220116340Abstract: An artificial intelligence (AI) system which utilizes machine learning algorithm such as deep learning and application is provided. The artificial intelligence (AI) system includes a controlling method of an electronic device for determining a chatbot using an artificial intelligence learning model includes receiving a voice uttered by a user, processing the voice and acquiring text information corresponding to the voice, and displaying the text information on a chat screen, determining a chatbot for providing a response message regarding the voice by inputting the acquired text information and chat history information regarding the chat screen to a model which is trained to determine the chatbot by inputting text information and chat history information, transmitting the acquired text information and the chat history information regarding the chat screen to a server for providing the determined chatbot, and receiving a response message from the server and displaying the response message on the chat screen.Type: ApplicationFiled: December 20, 2021Publication date: April 14, 2022Inventors: Ji-hwan YUN, Won-ho RYU, Won-jong CHOI
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Patent number: 11243132Abstract: A pressure sensor includes a sensor element, an inner frame configured to receive at least a portion of the sensor element, and a housing configured to receive the inner frame therein. The inner frame is formed of a metal material and includes a printed circuit board assembly to be electrically connected to the sensor element. The housing is formed of a resin material.Type: GrantFiled: August 21, 2019Date of Patent: February 8, 2022Assignee: Tyco Electronics AMP Korea Co., Ltd.Inventors: Young Deok Kim, Won Jong Choi
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Patent number: 11218429Abstract: An artificial intelligence (AI) system which utilizes machine learning algorithm such as deep learning and application is provided. The artificial intelligence (AI) system includes a controlling method of an electronic device for determining a chatbot using an artificial intelligence learning model includes receiving a voice uttered by a user, processing the voice and acquiring text information corresponding to the voice, and displaying the text information on a chat screen, determining a chatbot for providing a response message regarding the voice by inputting the acquired text information and chat history information regarding the chat screen to a model which is trained to determine the chatbot by inputting text information and chat history information, transmitting the acquired text information and the chat history information regarding the chat screen to a server for providing the determined chatbot, and receiving a response message from the server and displaying the response message on the chat screen.Type: GrantFiled: October 29, 2018Date of Patent: January 4, 2022Assignee: Samsung Electronics Co., Ltd.Inventors: Ji-hwan Yun, Won-ho Ryu, Won-jong Choi
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Patent number: 11105700Abstract: A pressure sensor comprises a sensor housing, a diaphragm provided in the sensor housing, and a snubber insertable into the sensor housing. The sensor housing includes a coupler coupling with a pressure measurement target and a housing passage passing through the coupler and guiding a fluid that flows into the sensor housing from the pressure measurement target. The diaphragm is deformable by a pressure of the fluid that flows into the sensor housing from the pressure measurement target. The snubber is inserted into the sensor housing through the housing passage and fastens to the sensor housing in a state in which at least a portion of the sensor housing forming the housing passage is deformed. The snubber guides flow of the fluid and transmits the pressure of the fluid to the diaphragm.Type: GrantFiled: May 15, 2019Date of Patent: August 31, 2021Assignee: Tyco Electronics AMP Korea Co., Ltd.Inventors: Won Jong Choi, Sun Yong Lee
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Patent number: 10855615Abstract: A method for sharing content of a device is provided. The method includes receiving, by an inputter, an input of a share command of a selected content, recommending at least one service to share the content among a plurality of services that are available in the device and a share target, and sharing, by a controller, the content with the share target selected through the selected service based on a selection input with respect to the at least one recommended service and the share target.Type: GrantFiled: July 11, 2019Date of Patent: December 1, 2020Assignee: Samsung Electronics Co., Ltd.Inventors: Sun Choi, Won-jong Choi
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Publication number: 20190376865Abstract: A pressure sensor includes a sensor element, an inner frame configured to receive at least a portion of the sensor element, and a housing configured to receive the inner frame therein. The inner frame is formed of a metal material and includes a printed circuit board assembly to be electrically connected to the sensor element. The housing is formed of a resin material.Type: ApplicationFiled: August 21, 2019Publication date: December 12, 2019Applicant: Tyco Electronics AMP Korea Co., Ltd.Inventors: Young Deok Kim, Won Jong Choi
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Publication number: 20190353549Abstract: A pressure sensor comprises a sensor housing, a diaphragm provided in the sensor housing, and a snubber insertable into the sensor housing. The sensor housing includes a coupler coupling with a pressure measurement target and a housing passage passing through the coupler and guiding a fluid that flows into the sensor housing from the pressure measurement target. The diaphragm is deformable by a pressure of the fluid that flows into the sensor housing from the pressure measurement target. The snubber is inserted into the sensor housing through the housing passage and fastens to the sensor housing in a state in which at least a portion of the sensor housing forming the housing passage is deformed. The snubber guides flow of the fluid and transmits the pressure of the fluid to the diaphragm.Type: ApplicationFiled: May 15, 2019Publication date: November 21, 2019Applicant: Tyco Electronics AMP Korea Co., Ltd.Inventors: Won Jong Choi, Sun Yong Lee
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Publication number: 20190334832Abstract: A method for sharing content of a device is provided. The method includes receiving, by an inputter, an input of a share command of a selected content, recommending at least one service to share the content among a plurality of services that are available in the device and a share target, and sharing, by a controller, the content with the share target selected through the selected service based on a selection input with respect to the at least one recommended service and the share target.Type: ApplicationFiled: July 11, 2019Publication date: October 31, 2019Inventors: Sun CHOI, Won-jong CHOI
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Patent number: 10374969Abstract: A method for sharing content of a device is provided. The method includes receiving, by an inputter, an input of a share command of a selected content, recommending at least one service to share the content among a plurality of services that are available in the device and a share target, and sharing, by a controller, the content with the share target selected through the selected service based on a selection input with respect to the at least one recommended service and the share target.Type: GrantFiled: July 5, 2018Date of Patent: August 6, 2019Assignee: Samsung Electronics Co., Ltd.Inventors: Sun Choi, Won-jong Choi
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Publication number: 20190158433Abstract: An artificial intelligence (AI) system which utilizes machine learning algorithm such as deep learning and application is provided. The artificial intelligence (AI) system includes a controlling method of an electronic device for determining a chatbot using an artificial intelligence learning model includes receiving a voice uttered by a user, processing the voice and acquiring text information corresponding to the voice, and displaying the text information on a chat screen, determining a chatbot for providing a response message regarding the voice by inputting the acquired text information and chat history information regarding the chat screen to a model which is trained to determine the chatbot by inputting text information and chat history information, transmitting the acquired text information and the chat history information regarding the chat screen to a server for providing the determined chatbot, and receiving a response message from the server and displaying the response message on the chat screen.Type: ApplicationFiled: October 29, 2018Publication date: May 23, 2019Inventors: Ji-hwan YUN, Won-ho RYU, Won-jong CHOI
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Patent number: 10235305Abstract: A method and system for sharing content, by which an experience is shared between users in real-time based on an interactive service between devices is provided. The method includes: receiving content-related information from at least one peripheral device reproducing content to be shared while an interactive service is being provided; and transmitting the content-related information to at least one second communication device connected to a first communication device by the interactive service based on the received content-related information.Type: GrantFiled: December 2, 2016Date of Patent: March 19, 2019Assignee: SAMSUNG ELECTRONICS CO., LTD.Inventors: Sun Choi, Won-jong Choi
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Patent number: 10228810Abstract: A method of transmitting an inquiry message, performed by a display device, includes operations of reproducing content in the display device; receiving an input from a user, wherein the input from the user is related to the content; generating an inquiry message about the content, based on the input from the user; extracting information, which is related to the input from the user, from the content; and transmitting the extracted information and the inquiry message to an external device that is connected with the display device.Type: GrantFiled: July 25, 2013Date of Patent: March 12, 2019Assignee: SAMSUNG ELECTRONICS CO., LTD.Inventors: In-young Shin, Won-jong Choi
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Patent number: 10222284Abstract: A pressure sensor is disclosed. The pressure sensor has a sensor module having a strain gauge measuring a pressure of a gas flowing into a passage of the sensor module, a substrate electrically connected to the strain gauge, a frame covering a portion of the sensor module and supporting the substrate, a terminal electrically connected to the substrate and contacting a contact point of an external device, a terminal holder supporting the terminal, and a housing having an end connected to the sensor module and covering a portion of the terminal holder.Type: GrantFiled: February 15, 2017Date of Patent: March 5, 2019Assignee: Tyco Electronics AMP Korea Co. Ltd.Inventors: Young Deok Kim, Eul Chul Byeon, Kyung Hwan Oh, Won Jong Choi
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Patent number: 10191616Abstract: A method, a system, an apparatus, and a computer readable medium storing instructions for tagging information about an object included in an image to the image. The tagging information is used for searching for the image. The method includes detecting one or more objects included in a displayed image. The method also includes receiving, from a user, information about the detected object, and tagging the received information to the displayed image.Type: GrantFiled: August 6, 2013Date of Patent: January 29, 2019Assignee: SAMSUNG ELECTRONICS CO., LTD.Inventors: Won-jong Choi, Hyung-tak Choi, O-hoon Kwon