Patents by Inventor Sung Wook Choi
Sung Wook 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: 20250224701Abstract: A battery management apparatus according to an embodiment of the present disclosure includes a data obtaining unit for obtaining battery information including at least one of voltage and current of a battery and a controller for estimating a state of health (SOH) of the battery based on the battery information, calculating an SOH score for the battery based on a reference value corresponding to the SOH and the SOH in a plurality of reference profiles, predicting a plurality of SOH of the battery during a target period, calculating a remaining useful life (RUL) score for the battery based on the plurality of SOH, and determining a safety score of the battery according to a safety class of the battery based on the battery information.Type: ApplicationFiled: November 25, 2022Publication date: July 10, 2025Applicant: LG ENERGY SOLUTION, LTD.Inventors: Jae Wook SHIN, Sung Wook CHOI, Ji Won YOO
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Patent number: 12340760Abstract: A display device and a method of driving the same are provided. The display device includes a display panel including an active area and a non-active area, a low voltage line configured to supply a low voltage to the display panel, a timing controller configured to output a data signal for displaying an image on the display panel, and a data driver configured to convert the data signal into a data voltage to be supplied to the display panel and output the converted data voltage, wherein the data driver comprises a voltage compensator configured to prepare a compensation voltage for compensating for a rise of the low voltage, reflect the compensation voltage in the data voltage, and output the resultant voltage as a compensation data voltage. Accordingly, the present disclosure has an effect of being able to improve display quality by improving a problem of rising of the low voltage supplied to the display panel.Type: GrantFiled: December 11, 2023Date of Patent: June 24, 2025Assignee: LG Display Co., Ltd.Inventors: Sung Wook Choi, Kil Hwan Oh
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Patent number: 12301909Abstract: A display apparatus and a server which implements an interactive system are disclosed. The server includes a communicator which receives text information corresponding to a user voice collected at the display apparatus from the display apparatus, and a controller which extracts an utterance component from the text information and controls so that a query to search contents is generated using the extracted utterance component and transmitted to an external server which categorizes metadata of the content under each item and stores the same, in which the controller generates the query by adding a preset item to a criteria to search a content, when a number of criteria to categorize the content under an item corresponding to the extracted utterance component is less than a preset number.Type: GrantFiled: May 23, 2023Date of Patent: May 13, 2025Assignee: SAMSUNG ELECTRONICS CO., LTD.Inventors: Yong-Wook Shin, Seung-min Shin, Sung-wook Choi, Hye-jeong Lee, Ji-hye Chung
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Patent number: 12212852Abstract: A focusing method of a camera for obtaining an image of a surveillance area by performing a pan-tilt-zoom (PTZ) operation is included. The focusing method includes: determining whether a region of interest set in the surveillance area is included in a first image obtained by the camera; converting a mode according to a result of the determination by selecting a first mode in which focusing is performed using a first focusing algorithm or a second mode in which focusing is performed using a second focusing algorithm that is different from the first focusing algorithm; and focusing the camera with respect to the first image according to the first mode or the second mode.Type: GrantFiled: December 12, 2023Date of Patent: January 28, 2025Assignee: Hanwha Vision Co., Ltd.Inventors: Sung Wook Choi, Won Mo Koo, Jung Won Pac, Joo Hye Noh, Joo Hyun Yoon
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Publication number: 20250029567Abstract: A display apparatus in one example includes a display panel having a subpixel configured to emit light with a data voltage applied through a first data line and change an emission condition, based on an additional voltage applied through a first additional line. The display apparatus further includes a driver configured to drive the display panel.Type: ApplicationFiled: July 18, 2024Publication date: January 23, 2025Applicant: LG Display Co., Ltd.Inventors: Jin Woo LEE, Sung Wook CHOI
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Publication number: 20240267580Abstract: A display apparatus, including a microphone configured to receive a voice signal and a controller configured to generate a resulting screen corresponding to the voice signal different from a first displayed screen and according to a status of the content of the first displayed screen; to display the resulting screen on the display. Accordingly, the display apparatus provides a different resulting screen according to a status of the display apparatus.Type: ApplicationFiled: April 17, 2024Publication date: August 8, 2024Applicant: SAMSUNG ELECTRONICS CO., LTD.Inventors: Hee-ran LEE, Hee-seob RYU, Sung-wook CHOI, Sung-pil HWANG
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Publication number: 20240257759Abstract: The present disclosure provides a light emitting display device including a display panel configured to display an image, a data driver configured to drive the display panel, and a timing controller configured to control the data driver, wherein the display panel includes a first sub-pixel connected to a data line but not a sensing line, and a second sub-pixel connected to the data line and the sensing line.Type: ApplicationFiled: November 20, 2023Publication date: August 1, 2024Inventors: Hee Young Chae, Kil Hwan Oh, Sung Wook Choi
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Patent number: 12051347Abstract: A light emitting display device can include a display panel configured to display an image; a driver configured to drive the display panel; a controller configured to control the driver; and a defect sensing circuit configured to sense a current through a driving voltage line transmitting a driving voltage for driving of the display panel, and output a sensing value based on the current for determining whether an element in a subpixel of the display panel is defective.Type: GrantFiled: October 31, 2022Date of Patent: July 30, 2024Assignee: LG DISPLAY CO., LTD.Inventors: Yi Yeon Hwang, Sung Wook Choi, Kil Hwan Oh
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Publication number: 20240221687Abstract: A display device and a method of driving the same are provided. The display device includes a display panel including an active area and a non-active area, a low voltage line configured to supply a low voltage to the display panel, a timing controller configured to output a data signal for displaying an image on the display panel, and a data driver configured to convert the data signal into a data voltage to be supplied to the display panel and output the converted data voltage, wherein the data driver comprises a voltage compensator configured to prepare a compensation voltage for compensating for a rise of the low voltage, reflect the compensation voltage in the data voltage, and output the resultant voltage as a compensation data voltage. Accordingly, the present disclosure has an effect of being able to improve display quality by improving a problem of rising of the low voltage supplied to the display panel.Type: ApplicationFiled: December 11, 2023Publication date: July 4, 2024Applicant: LG Display Co., LtdInventors: Sung Wook CHOI, Kil Hwan OH
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Patent number: 12010373Abstract: A display apparatus, including a microphone configured to receive a voice signal and a controller configured to generate a resulting screen corresponding to the voice signal different from a first displayed screen and according to a status of the content of the first displayed screen; to display the resulting screen on the display. Accordingly, the display apparatus provides a different resulting screen according to a status of the display apparatus.Type: GrantFiled: January 27, 2021Date of Patent: June 11, 2024Assignee: SAMSUNG ELECTRONICS CO., LTD.Inventors: Hee-ran Lee, Hee-seob Ryu, Sung-wook Choi, Sung-pil Hwang
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Publication number: 20240129635Abstract: A focusing method of a camera for obtaining an image of a surveillance area by performing a pan-tilt-zoom (PTZ) operation is included. The focusing method includes: determining whether a region of interest set in the surveillance area is included in a first image obtained by the camera; converting a mode according to a result of the determination by selecting a first mode in which focusing is performed using a first focusing algorithm or a second mode in which focusing is performed using a second focusing algorithm that is different from the first focusing algorithm; and focusing the camera with respect to the first image according to the first mode or the second mode.Type: ApplicationFiled: December 12, 2023Publication date: April 18, 2024Applicant: HANWHA VISION CO., LTD.Inventors: Sung Wook CHOI, Won Mo KOO, Jung Won PAC, Joo Hye NOH, Joo Hyun YOON
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Publication number: 20240046934Abstract: A voice control method and display apparatus are provided. The voice control method includes converting a voice of a user into text in response to the voice being input during a voice input mode; performing a control operation corresponding to the text; determining whether speech of the user has finished based on a result of the performing the control operation; awaiting input of a subsequent voice of the user during a predetermined standby time in response to determining that the speech of the user has not finished; and releasing the voice input mode in response to determining that the speech of the user has finished.Type: ApplicationFiled: October 20, 2023Publication date: February 8, 2024Applicant: SAMSUNG ELECTRONICS CO., LTD.Inventors: Sung-wook CHOI, Hee-seob Ryu, Hee-ran LEE, Sung-pil HWANG
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Patent number: 11881170Abstract: A light emitting display device is disclosed that includes an organic light emitting diode having an anode electrode connected to a first power line and a cathode electrode, a capacitor configured to store a data voltage and having a first electrode and a second electrode, and a driving transistor having a first electrode connected to the cathode electrode of the organic light emitting diode, a gate electrode connected to the first electrode of the capacitor, and a second electrode connected to the second electrode of the capacitor and a second power line. The driving transistor applies an initialization voltage to a node connected to the cathode electrode of the organic light emitting diode and the first electrode of the driving transistor.Type: GrantFiled: November 1, 2022Date of Patent: January 23, 2024Assignee: LG Display Co., Ltd.Inventors: Jong Sin Park, Sung Wook Choi, Jin Woo Lee
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Patent number: 11882364Abstract: A focusing method of a camera for obtaining an image of a surveillance area by performing a pan-tilt-zoom (PTZ) operation is included. The focusing method includes: determining whether a region of interest set in the surveillance area is included in a first image obtained by the camera; converting a mode according to a result of the determination by selecting a first mode in which focusing is performed using a first focusing algorithm or a second mode in which focusing is performed using a second focusing algorithm that is different from the first focusing algorithm; and focusing the camera with respect to the first image according to the first mode or the second mode.Type: GrantFiled: October 7, 2021Date of Patent: January 23, 2024Assignee: Hanwha Vision Co., Ltd.Inventors: Sung Wook Choi, Won Mo Koo, Jung Won Pac, Joo Hye Noh, Joo Hyun Yoon
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Patent number: 11823682Abstract: A voice control method and display apparatus are provided. The voice control method includes converting a voice of a user into text in response to the voice being input during a voice input mode; performing a control operation corresponding to the text; determining whether speech of the user has finished based on a result of the performing the control operation; awaiting input of a subsequent voice of the user during a predetermined standby time in response to determining that the speech of the user has not finished; and releasing the voice input mode in response to determining that the speech of the user has finished.Type: GrantFiled: June 5, 2020Date of Patent: November 21, 2023Assignee: SAMSUNG ELECTRONICS CO., LTD.Inventors: Sung-wook Choi, Hee-seob Ryu, Hee-ran Lee, Sung-pil Hwang
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Publication number: 20230300398Abstract: A display apparatus and a server which implements an interactive system are disclosed. The server includes a communicator which receives text information corresponding to a user voice collected at the display apparatus from the display apparatus, and a controller which extracts an utterance component from the text information and controls so that a query to search contents is generated using the extracted utterance component and transmitted to an external server which categorizes metadata of the content under each item and stores the same, in which the controller generates the query by adding a preset item to a criteria to search a content, when a number of criteria to categorize the content under an item corresponding to the extracted utterance component is less than a preset number.Type: ApplicationFiled: May 23, 2023Publication date: September 21, 2023Applicant: SAMSUNG ELECTRONICS CoO.,LTD.Inventors: Yong-wook SHIN, Seung-min SHIN, Sung-wook CHOI, Hye-jeong LEE, Ji-hye CHUNG
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Patent number: 11700409Abstract: A display apparatus and a server which implements an interactive system are disclosed. The server includes a communicator which receives text information corresponding to a user voice collected at the display apparatus from the display apparatus, and a controller which extracts an utterance component from the text information and controls so that a query to search contents is generated using the extracted utterance component and transmitted to an external server which categorizes metadata of the content under each item and stores the same, in which the controller generates the query by adding a preset item to a criteria to search a content, when a number of criteria to categorize the content under an item corresponding to the extracted utterance component is less than a preset number.Type: GrantFiled: March 11, 2021Date of Patent: July 11, 2023Assignee: SAMSUNG ELECTRONICS CO., LTD.Inventors: Yong-wook Shin, Seung-min Shin, Sung-wook Choi, Hye-jeong Lee, Ji-hye Chung
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Publication number: 20230215358Abstract: A light emitting display device is disclosed that includes an organic light emitting diode having an anode electrode connected to a first power line and a cathode electrode, a capacitor configured to store a data voltage and having a first electrode and a second electrode, and a driving transistor having a first electrode connected to the cathode electrode of the organic light emitting diode, a gate electrode connected to the first electrode of the capacitor, and a second electrode connected to the second electrode of the capacitor and a second power line. The driving transistor applies an initialization voltage to a node connected to the cathode electrode of the organic light emitting diode and the first electrode of the driving transistor.Type: ApplicationFiled: November 1, 2022Publication date: July 6, 2023Inventors: Jong Sin Park, Sung Wook Choi, Jin Woo Lee
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Patent number: D994615Type: GrantFiled: July 23, 2021Date of Patent: August 8, 2023Assignee: YEONHO MS CO., LTD.Inventor: Sung Wook Choi
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Patent number: D994616Type: GrantFiled: July 23, 2021Date of Patent: August 8, 2023Assignee: YEONHO MS CO., LTD.Inventor: Sung Wook Choi