Patents by Inventor Sangpil Yoon
Sangpil Yoon 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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Patent number: 11951394Abstract: An image acquisition apparatus for acquiring an in-game 360 virtual reality (VR) image by using a plurality of virtual cameras includes a virtual camera group taking in-game images by using the plurality of virtual cameras. The image acquisition apparatus may also include a renderer generating textures for the taken images, generating a panoramic image by performing an equirectangular projection (ERP) mapping of the generated textures, and encoding the generated panoramic image. The image acquisition apparatus may further include an image generator generating a 360 VR image by combining audio information with the encoded panoramic image.Type: GrantFiled: April 20, 2021Date of Patent: April 9, 2024Assignee: Korea Electronics Technology InstituteInventors: Junhwan Jang, Woochool Park, Jinwook Yang, Sangpil Yoon, Minsu Choi, Junsuk Lee, Suho Song, Bonjae Koo
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Publication number: 20230244730Abstract: A mediating method may include: preparing at least two lists that respectively correspond to different values of a specific feature and that each of which includes at least one item; receiving first information about a first terminal or a user of the first terminal from the first terminal; deriving a value corresponding to the specific feature using the received first information; selecting a first list from among the at least two lists using the derived value; determining whether a first item matching the user of the first terminal is present in the at least one item included in the first list using the first information; and when it is determined that the first item is present in the first list, transmitting second information corresponding to the first item to the first terminal, or transmitting third information corresponding to the first terminal to a second terminal corresponding to the first item.Type: ApplicationFiled: January 9, 2023Publication date: August 3, 2023Applicant: Hyperconnect LLCInventors: Sangil Ahn, Kangsik Jung, Hyountaek Yong, Sangpil Yoon
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Patent number: 11550860Abstract: A mediating method may include: preparing at least two lists that respectively correspond to different values of a specific feature and that each of which includes at least one item; receiving first information about a first terminal or a user of the first terminal from the first terminal; deriving a value corresponding to the specific feature using the received first information; selecting a first list from among the at least two lists using the derived value; determining whether a first item matching the user of the first terminal is present in the at least one item included in the first list using the first information; and when it is determined that the first item is present in the first list, transmitting second information corresponding to the first item to the first terminal, or transmitting third information corresponding to the first terminal to a second terminal corresponding to the first item.Type: GrantFiled: March 23, 2020Date of Patent: January 10, 2023Assignee: Hyperconnect LLCInventors: Sangil Ahn, Kangsik Jung, Hyountaek Yong, Sangpil Yoon
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Patent number: 11196777Abstract: A video call mediating method includes: connecting, by a first terminal and a second terminal, to a video call platform; extracting a first identifier (ID) of a user of the first terminal and a second ID of a user of the second terminal, that is not displayed on the first terminal and the second terminal, during a video call; creating a first identification code for the first terminal and a second identification code of the second terminal from the first ID and the second ID, respectively; establishing a first video call session between the first terminal and the second terminal; creating a first image and a second image corresponding to the first terminal and the second terminal, respectively, with reference to the first identification code and the second identification code, respectively; and displaying the first image and the second image on a display of the first terminal and on a display of the second terminal, respectively.Type: GrantFiled: October 30, 2020Date of Patent: December 7, 2021Assignee: Hyperconnect, Inc.Inventors: Sangil Ahn, Sangpil Yoon
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Patent number: 11115639Abstract: The described technology provides a system and method of generating a 360-degree panoramic virtual reality (VR) image by using a plurality of photograph images. A plurality of image capturing devices capture and transmit the plurality of photograph images, respectively. An image conversion device receives the plurality of photograph images from the plurality of image capturing devices, calibrates each of the plurality of photograph images using characteristic information of respective one of the plurality of image capturing devices, and stitches calibrated photograph images to generate the 360-degree panoramic VR image. According to embodiments, the user can check a situation of a monitoring area while changing the viewpoint of the 360-degree panoramic VR image or enjoy the generated VR contents at a high degree of immersion.Type: GrantFiled: November 21, 2018Date of Patent: September 7, 2021Assignee: Korea Electronics Technology InstituteInventors: Woochool Park, Junhwan Jang, Younghwa Kim, Jinwook Yang, Sangpil Yoon, Hyunwook Kim, Eunkyung Cho, Minsu Choi, Junsuk Lee, Jaeyoung Yang
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Publication number: 20210236929Abstract: This application relates to an apparatus and method for acquiring an in-game 360 virtual reality (VR) image by using a plurality of virtual cameras. In one aspect, the image acquisition apparatus includes a virtual camera group taking in-game images by using the plurality of virtual cameras. The image acquisition apparatus may also include a renderer generating textures for the taken images, generating a panoramic image by performing an equirectangular projection (ERP) mapping of the generated textures, and encoding the generated panoramic image. The image acquisition apparatus may further include an image generator generating a 360 VR image by combining audio information with the encoded panoramic image.Type: ApplicationFiled: April 20, 2021Publication date: August 5, 2021Inventors: Junhwan JANG, Woochool PARK, Jinwook YANG, Sangpil YOON, Minsu CHOI, Junsuk LEE, Suho SONG, Bonjae KOO
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Patent number: 11025880Abstract: A region of interest (ROI)-based virtual reality (VR) content streaming server and a method are disclosed. The streaming server includes a communication unit that receives a request signal for a media presentation description (MPD) file regarding tiles of a tiled video, ROI) information, and a request signal for a segment file from an electronic device, and transmits the MPD file and the segment file corresponding to the request signal to the electronic device. The streaming server further includes a controller configured to, when the request signal for the MPD file is received, control the MPD file corresponding to the request signal to be transmitted to the electronic device.Type: GrantFiled: December 13, 2019Date of Patent: June 1, 2021Assignee: KOREA ELECTRONICS TECHNOLOGY INSTITUTEInventors: Junhwan Jang, Woochool Park, Youngwha Kim, Jinwook Yang, Sangpil Yoon, Hyunwook Kim, Eunkyung Cho, Minsu Choi, Junsuk Lee, Jaeyoung Yang
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Publication number: 20210051184Abstract: A video call mediating method includes: connecting, by a first terminal and a second terminal, to a video call platform; extracting a first identifier (ID) of a user of the first terminal and a second ID of a user of the second terminal, that is not displayed on the first terminal and the second terminal, during a video call; creating a first identification code for the first terminal and a second identification code of the second terminal from the first ID and the second ID, respectively; establishing a first video call session between the first terminal and the second terminal; creating a first image and a second image corresponding to the first terminal and the second terminal, respectively, with reference to the first identification code and the second identification code, respectively; and displaying the first image and the second image on a display of the first terminal and on a display of the second terminal, respectively.Type: ApplicationFiled: October 30, 2020Publication date: February 18, 2021Applicant: HYPERCONNECT, INC.Inventors: Sangil AHN, Sangpil YOON
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Patent number: 10924782Abstract: The present disclosure provides a system for providing an image-segmentation based streaming service. The system includes a communication circuit configured to establish a communication channel with a streaming server, a storage configured to store data provided by the streaming server, a display configured to output an image, a processor functionally connected to the communication circuit, the storage, and the display. The processor can detect a region-of-interest (ROI) of an output image associated with a media presentation description (MPD) provided by the streaming server and transmit the ROI information to the streaming server. The processor can also receive image segments of a first resolution corresponding to the ROI information and a full image of a second resolution from the streaming server. The processor can also synthesize the image segments of the first resolution and the full image of the second resolution to output a synthesized reconstruction image through the display.Type: GrantFiled: November 29, 2018Date of Patent: February 16, 2021Assignee: Korea Electronics Technology InstituteInventors: Woochool Park, Junhwan Jang, Youngwha Kim, Jinwook Yang, Sangpil Yoon, Hyunwook Kim, Eunkyung Cho, Minsu Choi, Junsuk Lee, Jaeyoung Yang
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Patent number: 10880475Abstract: Disclosed are a video conversion apparatus and a system for generating a 360-degree VR video in real time. The video conversion apparatus includes an input unit and a controller. The input unit receives a plurality of pieces of video information having continuity from a video recording apparatus including a plurality of cameras. The controller captures the plurality of pieces of video information received from the input unit, encodes the captured pieces of video information in a parallel structure, and stitches the encoded pieces of video information to generate a 360-degree VR video.Type: GrantFiled: December 13, 2019Date of Patent: December 29, 2020Assignee: KOREA ELECTRONICS TECHNOLOGY INSTITUTEInventors: Junhwan Jang, Woochool Park, Youngwha Kim, Jinwook Yang, Sangpil Yoon, Hyunwook Kim, Eunkyung Cho, Minsu Choi, Junsuk Lee, Jaeyoung Yang
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Patent number: 10880534Abstract: An electronic device and a method for a tiled video multi-channel playback are disclosed. The electronic device includes a device communication unit and a device controller. The device communication unit establishes a communication channel with a streaming server. The device controller can detect a region of interest (ROI) of an image related to a media presentation description (MPD) tile provided by the streaming server, transmit ROI information to the streaming server and receive tiles of a tiled video having a first resolution and corresponding to the ROI information, a full video having a second resolution lower than the first resolution, and a plurality of 2D videos from the streaming server. The device controller can also generate a 360-degree VR video by synthesizing the video tiles and the full video, and control a simultaneous playback of the generated 360-degree VR video and the plurality of 2D videos.Type: GrantFiled: December 13, 2019Date of Patent: December 29, 2020Assignee: KOREA ELECTRONICS TECHNOLOGY INSTITUTEInventors: Junhwan Jang, Woochool Park, Youngwha Kim, Jinwook Yang, Sangpil Yoon, Hyunwook Kim, Eunkyung Cho, Minsu Choi, Junsuk Lee, Jaeyoung Yang
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Patent number: 10855727Abstract: A video call mediating method includes: connecting, by a first terminal and a second terminal, to a video call platform; extracting a first identifier (ID) of a user of the first terminal and a second ID of a user of the second terminal, that is not displayed on the first terminal and the second terminal, during a video call; creating a first identification code for the first terminal and a second identification code of the second terminal from the first ID and the second ID, respectively; establishing a first video call session between the first terminal and the second terminal; creating a first image and a second image corresponding to the first terminal and the second terminal, respectively, with reference to the first identification code and the second identification code, respectively; and displaying the first image and the second image on a display of the first terminal and on a display of the second terminal, respectively.Type: GrantFiled: March 24, 2020Date of Patent: December 1, 2020Assignee: HYPERCONNECT, INC.Inventors: Sangil Ahn, Sangpil Yoon
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Publication number: 20200226193Abstract: A mediating method may include: preparing at least two lists that respectively correspond to different values of a specific feature and that each of which includes at least one item; receiving first information about a first terminal or a user of the first terminal from the first terminal; deriving a value corresponding to the specific feature using the received first information; selecting a first list from among the at least two lists using the derived value; determining whether a first item matching the user of the first terminal is present in the at least one item included in the first list using the first information; and when it is determined that the first item is present in the first list, transmitting second information corresponding to the first item to the first terminal, or transmitting third information corresponding to the first terminal to a second terminal corresponding to the first item.Type: ApplicationFiled: March 23, 2020Publication date: July 16, 2020Inventors: Sangil AHN, Kangsik JUNG, Hyountaek YONG, Sangpil YOON
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Publication number: 20200154092Abstract: An electronic device and a method for a tiled video multi-channel playback are disclosed. The electronic device includes a device communication unit and a device controller. The device communication unit establishes a communication channel with a streaming server. The device controller can detect a region of interest (ROI) of an image related to a media presentation description (MPD) tile provided by the streaming server, transmit ROI information to the streaming server and receive tiles of a tiled video having a first resolution and corresponding to the ROI information, a full video having a second resolution lower than the first resolution, and a plurality of 2D videos from the streaming server. The device controller can also generate a 360-degree VR video by synthesizing the video tiles and the full video, and control a simultaneous playback of the generated 360-degree VR video and the plurality of 2D videos.Type: ApplicationFiled: December 13, 2019Publication date: May 14, 2020Inventors: Junhwan JANG, Woochool PARK, Youngwha KIM, Jinwook YANG, Sangpil YOON, Hyunwook KIM, Eunkyung CHO, Minsu CHOI, Junsuk LEE, Jaeyoung YANG
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Publication number: 20200145636Abstract: A region of interest (ROI)-based virtual reality (VR) content streaming server and a method are disclosed. The streaming server includes a communication unit that receives a request signal for a media presentation description (MPD) file regarding tiles of a tiled video, ROI) information, and a request signal for a segment file from an electronic device, and transmits the MPD file and the segment file corresponding to the request signal to the electronic device. The streaming server further includes a controller configured to, when the request signal for the MPD file is received, control the MPD file corresponding to the request signal to be transmitted to the electronic device.Type: ApplicationFiled: December 13, 2019Publication date: May 7, 2020Inventors: Junhwan JANG, Woochool PARK, Youngwha KIM, Jinwook YANG, Sangpil YOON, Hyunwook KIM, Eunkyung CHO, Minsu CHOI, Junsuk LEE, Jaeyoung YANG
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Publication number: 20200137305Abstract: Disclosed are a video conversion apparatus and a system for generating a 360-degree VR video in real time. The video conversion apparatus includes an input unit and a controller. The input unit receives a plurality of pieces of video information having continuity from a video recording apparatus including a plurality of cameras. The controller captures the plurality of pieces of video information received from the input unit, encodes the captured pieces of video information in a parallel structure, and stitches the encoded pieces of video information to generate a 360-degree VR video.Type: ApplicationFiled: December 13, 2019Publication date: April 30, 2020Inventors: Junhwan JANG, Woochool PARK, Youngwha KIM, Jinwook YANG, Sangpil YOON, Hyunwook KIM, Eunkyung CHO, Minsu CHOI, Junsuk LEE, Jaeyoung YANG
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Patent number: 10599734Abstract: A mediating method may include: preparing at least two lists that respectively correspond to different values of a specific feature and that each of which includes at least one item; receiving first information about a first terminal or a user of the first terminal from the first terminal; deriving a value corresponding to the specific feature using the received first information; selecting a first list from among the at least two lists using the derived value; determining whether a first item matching the user of the first terminal is present in the at least one item included in the first list using the first information; and when it is determined that the first item is present in the first list, transmitting second information corresponding to the first item to the first terminal, or transmitting third information corresponding to the first terminal to a second terminal corresponding to the first item.Type: GrantFiled: June 2, 2017Date of Patent: March 24, 2020Assignee: HYPERCONNECT, INC.Inventors: Sangil Ahn, Kangsik Jung, Hyountaek Yong, Sangpil Yoon
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Publication number: 20190166391Abstract: The present disclosure provides a system for providing an image-segmentation based streaming service. The system includes a communication circuit configured to establish a communication channel with a streaming server, a storage configured to store data provided by the streaming server, a display configured to output an image, a processor functionally connected to the communication circuit, the storage, and the display. The processor can detect a region-of-interest (ROI) of an output image associated with a media presentation description (MPD) provided by the streaming server and transmit the ROI information to the streaming server. The processor can also receive image segments of a first resolution corresponding to the ROI information and a full image of a second resolution from the streaming server. The processor can also synthesize the image segments of the first resolution and the full image of the second resolution to output a synthesized reconstruction image through the display.Type: ApplicationFiled: November 29, 2018Publication date: May 30, 2019Inventors: Woochool PARK, Junhwan JANG, Youngwha KIM, Jinwook YANG, Sangpil YOON, Hyunwook KIM, Eunkyung CHO, Minsu CHOI, Junsuk LEE, Jaeyoung YANG
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Publication number: 20190158804Abstract: The described technology provides a system and method of generating a 360-degree panoramic virtual reality (VR) image by using a plurality of photograph images. A plurality of image capturing devices capture and transmit the plurality of photograph images, respectively. An image conversion device receives the plurality of photograph images from the plurality of image capturing devices, calibrates each of the plurality of photograph images using characteristic information of respective one of the plurality of image capturing devices, and stitches calibrated photograph images to generate the 360-degree panoramic VR image. According to embodiments, the user can check a situation of a monitoring area while changing the viewpoint of the 360-degree panoramic VR image or enjoy the generated VR contents at a high degree of immersion.Type: ApplicationFiled: November 21, 2018Publication date: May 23, 2019Inventors: Woochool PARK, Junhwan JANG, Younghwa KIM, Jinwook YANG, Sangpil YOON, Hyunwook KIM, Eunkyung CHO, Minsu CHOI, Junsuk LEE, Jaeyoung YANG
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Patent number: 10234740Abstract: A display device comprises a substrate having a display area, first and second gate lines extending in a first direction in the display area, first and second data lines extending in the display area in a second direction intersecting the first direction, and a pixel defined by the first and second gate lines and the first and second data lines, and having a thin-film transistor and a pixel electrode. The thin-film transistor comprises a gate electrode connected to the second gate line, a source electrode connected to the first data line, and a drain electrode spaced apart from the first source electrode. The drain electrode includes a first end portion extending in the second direction and overlapping with the gate electrode in plan view, and a second end portion electrically connected to the first end portion and to the pixel electrode.Type: GrantFiled: December 16, 2016Date of Patent: March 19, 2019Assignee: LG Display Co., Ltd.Inventors: IIMan Choi, Jin Kim, Hojin Jung, Sangpil Yoon