Patents by Inventor Kwon Na
Kwon Na 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: 20240157833Abstract: An embodiment apparatus for controlling charging of a mobility includes a sensor configured to measure a battery voltage of a battery of the mobility to which a reference current is input and a controller configured to determine a rated voltage of the battery according to whether an amount of change in the battery voltage exceeds a reference value and to set a charging voltage corresponding to the rated voltage based on a determination that the battery voltage exceeds a first threshold value and is less than a second threshold value.Type: ApplicationFiled: March 24, 2023Publication date: May 16, 2024Inventors: Jae Dong Shin, Yong Kyu Yoo, Ho Kwon Na
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Publication number: 20240140547Abstract: A mounting apparatus is disclosed and includes a base that is supported by a ground surface, and a holder supported by the base and having a holder recess configured such that a portion of a mobility vehicle is inserted thereinto. The holder supports the portion of the mobility vehicle such that the mobility vehicle is prevented from deviating from an upright state when the portion of the mobility vehicle is inserted into the holder recess.Type: ApplicationFiled: May 31, 2023Publication date: May 2, 2024Applicants: HYUNDAI MOTOR COMPANY, KIA CORPORATIONInventors: Ho Kwon Na, Yong Kyu Yoo, Jae Dong Shin
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Publication number: 20240136843Abstract: A mobility charging device comprises a measurement unit configured to measure a voltage of a battery of a mobility device when the mobility device is electrically connected to an input/output interface, a determination unit configured to receive the voltage of the battery from the measurement unit, and determine a charging mode among a plurality of charging modes according to the voltage of the battery, and a charging unit configured to differently set cut-off voltages correspondingly to the plurality of charging modes, and provide charging voltage corresponding to a cut-off voltage set correspondingly to the charging mode to the mobility device through the input/output interface.Type: ApplicationFiled: July 19, 2023Publication date: April 25, 2024Applicants: HYUNDAI MOTOR COMPANY, KIA CORPORATIONInventors: Ho Kwon Na, Yong Kyu Yoo, Jae Dong Shin
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Publication number: 20240076000Abstract: Provided is an apparatus for parking a mobility device to minimize road occupancy and safely park a mobility device. The apparatus includes: a clamp formed to be fastened to an installation object, while surrounding the installation object; a connection portion having one end connected to the clamp; and a holder rotatably connected to the other end of the connection portion through a first hinge and coupled to a portion of the mobility device.Type: ApplicationFiled: January 10, 2023Publication date: March 7, 2024Applicants: HYUNDAI MOTOR COMPANY, KIA CORPORATIONInventors: Ho Kwon Na, Yong Kyu Yoo, Jae Dong Shin
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Publication number: 20240067287Abstract: Disclosed are a system and method for managing a shared personal mobility device (SPM) capable of acquiring accurate location information of the SPM. The system for managing the SPM may include a dock configured to store SPMs, and an SPM management server configured to receive, from the dock and using an LPWA protocol, state information associated with the doc. The state information may include coordinates of the dock. The SPM management server may be further configured to receive location information associated with a returned SPM, and update, based on the coordinates of the dock, the location information associated with the returned SPM.Type: ApplicationFiled: August 29, 2023Publication date: February 29, 2024Inventors: Jae Dong Shin, Yong Kyu Yoo, Ho Kwon Na
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Publication number: 20240067006Abstract: A method for charging a micromobility and a charging stand therefor are provided. The charging stand includes a power device that supplies power, a mounting part including a charging part and a holding part configured to dock with at least one micromobility, a power conversion device including at least one converter or an inverter, and a control device that executes an operation for charging the at least one micromobility based on that the mounting part is mounted on the at least one micromobility. The control device receives power supplied from outside by means of the power device, converts the supplied power into a specified DC voltage, outputs at least a portion of the specified DC voltage to the charging part, converts the specified DC voltage into a specified AC voltage, and outputs at least a portion of the specified AC voltage to the charging part.Type: ApplicationFiled: April 7, 2023Publication date: February 29, 2024Inventors: Ho Kwon NA, Yong Kyu YOO, Jae Dong SHIN
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Patent number: 11825153Abstract: A display apparatus, a control method thereof and a recording medium are provided. The display apparatus includes: a display; a communicator configured to communicate with at least one external apparatus; and a processor configured to: control a user interface (UI) to be displayed on the display, the UI including a first item corresponding to the display apparatus and a second item corresponding to the at least one external apparatus and being displayed to distinguish between an external apparatus connected to the display apparatus and an external apparatus disconnected from the display apparatus, and, based on one of at least one of the second item being selected, control the external apparatus corresponding to the selected item to be connected to or disconnected from the display apparatus through the communicator.Type: GrantFiled: October 12, 2022Date of Patent: November 21, 2023Assignee: SAMSUNG ELECTRONICS CO., LTD.Inventors: Jin Joo Chung, Woo Seok Kang, Doo Hyun Kim, Sang Kwon Na, Chul Woo Lee, Doo Chan Hwang, Ki Won Yoo
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Publication number: 20230042014Abstract: A display apparatus, a control method thereof and a recording medium are provided. The display apparatus includes: a display; a communicator configured to communicate with at least one external apparatus; and a processor configured to: control a user interface (UI) to be displayed on the display, the UI including a first item corresponding to the display apparatus and a second item corresponding to the at least one external apparatus and being displayed to distinguish between an external apparatus connected to the display apparatus and an external apparatus disconnected from the display apparatus, and, based on one of at least one of the second item being selected, control the external apparatus corresponding to the selected item to be connected to or disconnected from the display apparatus through the communicator.Type: ApplicationFiled: October 12, 2022Publication date: February 9, 2023Applicant: Samsung Electronics Co., Ltd.Inventors: Jin Joo CHUNG, Woo Seok Kang, Doo Hyun Kim, Sang Kwon NA, Chul Woo Lee, Doo Chan Hwang, Ki Won Yoo
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Patent number: 11503364Abstract: A display apparatus, a control method thereof and a recording medium are provided. The display apparatus includes: a display; a communicator configured to communicate with at least one external apparatus; and a processor configured to: control a user interface (UI) to be displayed on the display, the UI including a first item corresponding to the display apparatus and a second item corresponding to the at least one external apparatus and being displayed to distinguish between an external apparatus connected to the display apparatus and an external apparatus disconnected from the display apparatus, and, based on one of at least one of the second item being selected, control the external apparatus corresponding to the selected item to be connected to or disconnected from the display apparatus through the communicator.Type: GrantFiled: October 24, 2018Date of Patent: November 15, 2022Assignee: SAMSUNG ELECTRONICS CO., LTD.Inventors: Jin Joo Chung, Woo Seok Kang, Doo Hyun Kim, Sang Kwon Na, Chul Woo Lee, Doo Chan Hwang, Ki Won Yoo
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Patent number: 11234053Abstract: A device may receive a request associated with adjusting the media output level of a sink device that is configured to output media content. The device may identify a source gain of a source device that is configured to provide the media content to the sink device, and a sink gain of the sink device. The device may identify a sink adjustment value for changing the sink gain based on the request for adjusting the media output level of the sink device, the source gain, and the sink gain. The device may transmit, to the sink device, a control signal to permit the sink gain to be changed based on the sink adjustment value. The media output level of the sink device is based on the source gain and the sink gain.Type: GrantFiled: February 12, 2020Date of Patent: January 25, 2022Assignee: SAMSUNG ELECTRONICS CO., LTD.Inventors: Woo Seok Kang, Doo Hyun Kim, Sang Kwon Na, Ki Won Yoo, Chul Woo Lee, Jin Joo Chung, Doo Chan Hwang
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Patent number: 11057616Abstract: Provided is a video decoding method including obtaining a residue of a first bit-depth with respect to a current block by decoding a bitstream; when intra predicting the current block, generating a prediction block of the current block by using a block that is previously decoded at the first bit-depth and then stored in a buffer; and generating a reconstruction block of the first bit-depth by using the prediction block and the residue of the first bit-depth. When the current block is inter predicted, the video decoding method may further include generating a prediction block of a second bit-depth by using an image previously decoded at the second bit-depth, and generating the prediction block of the current block by changing the generated prediction block of the second bit-depth to the first bit-depth. The first bit-depth is higher than the second bit-depth.Type: GrantFiled: June 8, 2016Date of Patent: July 6, 2021Assignees: SAMSUNG ELECTRONICS CO., LTD., SEOUL NATIONAL UNIVERSITY R&DB FOUNDATIONInventors: Sang-kwon Na, Soo-ik Chae, Ki-won Yoo, Jae-moon Kim, Woo-seok Jeong
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Patent number: 11032554Abstract: Provided is a video decoding method for reconstructing an image, the video decoding method including: obtaining reference image data from a bitstream; determining an attribute of the reference image data as a long-term reference attribute or a short-term reference attribute, according to a frequency of referring to the reference image data by image data to be decoded; storing the reference image data in a memory by using the attribute of the reference image data; and decoding an image by using the reference image data stored in the memory.Type: GrantFiled: September 23, 2015Date of Patent: June 8, 2021Assignee: SAMSUNG ELECTRONICS CO., LTD.Inventors: Sang-kwon Na, Sung-oh Kim, Jae-moon Kim, Ki-won Yoo
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Publication number: 20200359083Abstract: A display apparatus, a control method thereof and a recording medium are provided. The display apparatus includes: a display; a communicator configured to communicate with at least one external apparatus; and a processor configured to: control a user interface (UI) to be displayed on the display, the UI including a first item corresponding to the display apparatus and a second item corresponding to the at least one external apparatus and being displayed to distinguish between an external apparatus connected to the display apparatus and an external apparatus disconnected from the display apparatus, and, based on one of at least one of the second item being selected, control the external apparatus corresponding to the selected item to be connected to or disconnected from the display apparatus through the communicator.Type: ApplicationFiled: October 24, 2018Publication date: November 12, 2020Applicant: SAMSUNG ELECTRONICS CO., LTD.Inventors: Jin Joo CHUNG, Woo Seok KANG, Doo Hyun KIM, Sang Kwon NA, Chul Woo LEE, Doo Chan HWANG, Ki Won YOO
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Patent number: 10701357Abstract: A video encoding apparatus comprises an encoder encoding input video; a decoder decoding video data, and a filter to compensate for a pixel value of the encoded video data. An adaptive loop filter (ALF) parameter predictor generates an ALF filter parameter using the decoded video data. The ALF filter parameter is applied to an ALF filter to compensate a current pixel by using a pixel adjacent to the current pixel and a filter coefficient with respect to the neighboring pixel; a sample adaptive offset (SAO) filter unit applied to the decoded video data compensates for a current pixel by using at least one of an edge offset and a band offset; an ALF filter unit applies the ALF filter parameter, the ALF filter to video data to which the SAO filter has been applied; and an entropy encoder performs entropy encoding on the ALF filter parameter.Type: GrantFiled: March 25, 2019Date of Patent: June 30, 2020Assignee: SAMSUNG ELECTRONICS CO., LTD.Inventors: Sung-dae Kim, Ki-won Yoo, Jae-moon Kim, Sang-kwon Na
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Patent number: 10694190Abstract: A processing apparatus has a processor including a first memory. The processor divides a frame in video content into a plurality of coding units (CUs), and encodes the plurality of CUs in a diagonal direction to generate an encoded frame, wherein when a first CU is encoded based on a first encoding type, the processor is further configured to load, from a second memory, a first partial region of a reference frame corresponding to first position information of the first CU to the first memory and encode the first CU based on the first partial region of the reference frame loaded from the second memory, and wherein, when the first CU is encoded based on a second encoding type, the processor is further configured to encode the first CU based on a first reference pixel value corresponding to the first position information of the first CU from the first memory.Type: GrantFiled: September 27, 2017Date of Patent: June 23, 2020Assignee: SAMSUNG ELECTRONICS CO., LTD.Inventors: Sang-kwon Na, Ki-won Yoo, Doo-hyun Kim
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Publication number: 20200177964Abstract: A device may receive a request associated with adjusting the media output level of a sink device that is configured to output media content. The device may identify a source gain of a source device that is configured to provide the media content to the sink device, and a sink gain of the sink device. The device may identify a sink adjustment value for changing the sink gain based on the request for adjusting the media output level of the sink device, the source gain, and the sink gain. The device may transmit, to the sink device, a control signal to permit the sink gain to be changed based on the sink adjustment value. The media output level of the sink device is based on the source gain and the sink gain.Type: ApplicationFiled: February 12, 2020Publication date: June 4, 2020Applicant: SAMSUNG ELECTRONICS CO., LTD.Inventors: Woo-seok KANG, Doo Hyun KIM, Sang Kwon NA, Ki Won YOO, Chul Woo LEE, Jin Joo CHUNG, Doo Chan HWANG
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Publication number: 20200099950Abstract: Provided is a processing device. The processing device includes a memory storing a video content, and a processor to divide a frame forming the video content into a plurality of coding units, and generate an encoded frame by performing encoding for each of the plurality of coding units, and the processor may add information including a motion vector that is obtained in the encoding process for each of the plurality of coding units to the encoded frame.Type: ApplicationFiled: February 20, 2018Publication date: March 26, 2020Applicant: SAMSUNG ELECTRONICS CO., LTD.Inventors: Sang-kwon NA, Ki-won YOO
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Patent number: 10602230Abstract: A device may receive a request associated with adjusting the media output level of a sink device that is configured to output media content. The device may identify a source gain of a source device that is configured to provide the media content to the sink device, and a sink gain of the sink device. The device may identify a sink adjustment value for changing the sink gain based on the request for adjusting the media output level of the sink device, the source gain, and the sink gain. The device may transmit, to the sink device, a control signal to permit the sink gain to be changed based on the sink adjustment value. The media output level of the sink device is based on the source gain and the sink gain.Type: GrantFiled: November 20, 2018Date of Patent: March 24, 2020Assignee: SAMSUNG ELECTRONICS CO., LTD.Inventors: Woo Seok Kang, Doo Hyun Kim, Sang Kwon Na, Ki Won Yoo, Chul Woo Lee, Jin Joo Chung, Doo Chan Hwang
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Publication number: 20200036966Abstract: Provided is a video decoding method including obtaining a residue of a first bit-depth with respect to a current block by decoding a bitstream; when intra predicting the current block, generating a prediction block of the current block by using a block that is previously decoded at the first bit-depth and then stored in a buffer; and generating a reconstruction block of the first bit-depth by using the prediction block and the residue of the first bit-depth. When the current block is inter predicted, the video decoding method may further include generating a prediction block of a second bit-depth by using an image previously decoded at the second bit-depth, and generating the prediction block of the current block by changing the generated prediction block of the second bit-depth to the first bit-depth. The first bit-depth is higher than the second bit-depth.Type: ApplicationFiled: June 8, 2016Publication date: January 30, 2020Applicants: SAMSUNG ELECTRONICS CO., LTD., SEOUL NATIONAL UNIVERSITY R&DB FOUNDATIONInventors: Sang-kwon NA, Soo-ik CHAE, Ki-won YOO, Jae-moon KIM, Woo-seok JEONG
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Publication number: 20190222840Abstract: A video encoding apparatus comprises an encoder encoding input video; a decoder decoding video data, and a filter to compensate for a pixel value of the encoded video data. An adaptive loop filter (ALF) parameter predictor generates an ALF filter parameter using the decoded video data. The ALF filter parameter is applied to an ALF filter to compensate a current pixel by using a pixel adjacent to the current pixel and a filter coefficient with respect to the neighboring pixel; a sample adaptive offset (SAO) filter unit applied to the decoded video data compensates for a current pixel by using at least one of an edge offset and a band offset; an ALF filter unit applies the ALF filter parameter, the ALF filter to video data to which the SAO filter has been applied; and an entropy encoder performs entropy encoding on the ALF filter parameter.Type: ApplicationFiled: March 25, 2019Publication date: July 18, 2019Applicant: SAMSUNG ELECTRONICS CO., LTD.Inventors: Sung-dae KIM, Ki-won YOO, Jae-moon Kim, Sang-kwon Na