Patents by Inventor Gun Bang
Gun Bang 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: 20200275134Abstract: An apparatus for providing a 360 degree virtual reality broadcasting service uses an image acquired through a 3D virtual reality (VR) camera to transmit a 360 degree full image stream having first resolution and transmits an image stream of a view of interest (Vol) region having second resolution different from the first resolution according to a user selection mode and move information if the user selection mode and the movement information are received from a receiving apparatus.Type: ApplicationFiled: July 19, 2017Publication date: August 27, 2020Applicant: Electronics and Telecommunications Research InstituteInventors: Gun BANG, Kug Jin YUN, Youngsoo PARK
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Publication number: 20200275116Abstract: Disclosed is a method and apparatus for deformable block based motion prediction for video encoding/decoding. According to an embodiment of the present disclosure, a method of deformable block based motion prediction includes: detecting format information of a 360-degree video, deforming at least one of a form of a current block and a form of a neighbor block by using the format information, and predicting a motion vector for the current block based on the deformation.Type: ApplicationFiled: March 13, 2018Publication date: August 27, 2020Applicants: ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTE, Ewha University - Industry Collaboration FoundationInventors: Gun BANG, Je Won KANG, Na Young KIM
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Patent number: 10701396Abstract: The present invention relates to a video encoding/decoding method and apparatus, and more particularly, to a method and apparatus for generating a reference image for a multiview video. The video encoding method includes, in the presence of a second image having a different view from a first image having a first view, transforming the second image to have the first view, generating a reference image by adding the second image to a side of the first image, and storing the reference image in a reference picture list.Type: GrantFiled: November 23, 2016Date of Patent: June 30, 2020Assignees: Electronics and Telecommunications Research Institute, UNIVERSITY-INDUSTRY COOPERATION GROUP OF KYUNG HEE UNIVERSITYInventors: Gun Bang, Woo Woen Gwun, Gwang Soon Lee, Nam Ho Hur, Gwang Hoon Park, Sung Jae Yoon, Young Su Heo, Seok Jong Hong
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Patent number: 10681378Abstract: A method for decoding a video including a plurality of views, according to one embodiment of the present invention, comprises the steps of: configuring a base merge motion candidate list by using motion information of neighboring blocks and a time correspondence block of a current block; configuring an extended merge motion information list by using motion information of a depth information map and a video view different from the current block; and determining whether neighboring block motion information contained in the base merge motion candidate list is derived through view synthesis prediction.Type: GrantFiled: August 8, 2018Date of Patent: June 9, 2020Assignees: Electronics and Telecommunications Research Institute, University-Industry Cooperation Group of Kyung Hee UniversityInventors: Gun Bang, Gwang Soon Lee, Nam Ho Hur, Kyung Yong Kim, Young Su Heo, Gwang Hoon Park, Yoon Jin Lee
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Publication number: 20200154136Abstract: Disclosed are an image encoding method using a skip mode and a device using the method. The image encoding method may comprise the steps of: judging whether there is residual block data of a prediction target block on the basis of predetermined data indicating whether residual block data has been encoded; and, if there is residual block data, restoring the prediction target block on the basis of the residual block data and an intra-screen predictive value of the prediction target block. Consequently, encoding and decoding efficiency can be increased by carrying out the encoding and decoding of screen residual data only for prediction target blocks where there is a need for a residual data block in accordance with screen similarity.Type: ApplicationFiled: January 15, 2020Publication date: May 14, 2020Applicants: Electronics and Telecommunications Research Institute, UNIVERSITY-INDUSTRY COOPERATION GROUP OF KYUNG HEE UNIVERSITYInventors: Gun BANG, Won Sik CHEONG, Gi Mun UM, Nam Ho HUR, Gwang Hoon PARK, Kyung Yong KIM
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Patent number: 10575014Abstract: Disclosed are an image encoding method using a skip mode and a device using the method. The image encoding method may comprise the steps of: judging whether there is residual block data of a prediction target block on the basis of predetermined data indicating whether residual block data has been encoded; and, if there is residual block data, restoring the prediction target block on the basis of the residual block data and an intra-screen predictive value of the prediction target block. Consequently, encoding and decoding efficiency can be increased by carrying out the encoding and decoding of screen residual data only for prediction target blocks where there is a need for a residual data block in accordance with screen similarity.Type: GrantFiled: October 4, 2018Date of Patent: February 25, 2020Assignees: Electronics Telecommunications Research Institute, UNIVERSITY-INDUSTRY COOPERATION OF KYUNG HEE UNIVERSITYInventors: Gun Bang, Won Sik Cheong, Gi Mun Um, Nam Ho Hur, Gwang Hoon Park, Kyung Yong Kim
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Patent number: 10412403Abstract: Disclosed are a video encoding/decoding method and apparatus including a plurality of views. The video decoding method including the plurality of views comprises the steps of: inducing basic combination motion candidates for a current Prediction Unit (PU) to configure a combination motion candidate list; inducing expanded combination motion candidates for the current PU when the current PU corresponds to a depth information map or a dependent view; and adding the expanded combination motion candidates to the combination motion candidate list.Type: GrantFiled: August 14, 2018Date of Patent: September 10, 2019Assignees: Electronics and Telecommunications Research Institute, University-Industry Cooperation Group of Kyung Hee UniversityInventors: Gun Bang, Gwang Soon Lee, Nam Ho Hur, Gwang Hoon Park, Young Su Heo, Kyung Yong Kim, Yoon Jin Lee
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Patent number: 10368100Abstract: Disclosed is a method and apparatus for decoding video data. The method for decoding video data includes receiving coded video data including multi-view video data and depth data corresponding to the video data, acquiring motion data for inter-view prediction of a coding unit of the coded video data from the depth data, and performing inter-view prediction based on the motion data, and restoring video data according to the multi-view video data including the coding unit and the depth data based on the motion prediction.Type: GrantFiled: June 21, 2018Date of Patent: July 30, 2019Assignees: Electronics and Telecommunications Research Institute, University-Industry Cooperation Group of Kyung Hee UniversityInventors: Gun Bang, Won Sik Cheong, Nam Ho Hur, Kyung Yong Kim, Gwang Hoon Park, Young Su Heo
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Publication number: 20190037239Abstract: Disclosed are an image encoding method using a skip mode and a device using the method. The image encoding method may comprise the steps of: judging whether there is residual block data of a prediction target block on the basis of predetermined data indicating whether residual block data has been encoded; and, if there is residual block data, restoring the prediction target block on the basis of the residual block data and an intra-screen predictive value of the prediction target block. Consequently, encoding and decoding efficiency can be increased by carrying out the encoding and decoding of screen residual data only for prediction target blocks where there is a need for a residual data block in accordance with screen similarity.Type: ApplicationFiled: October 4, 2018Publication date: January 31, 2019Applicants: Electronics and Telecommunications Research Instit ute, UNIVERSITY-INDUSTRY COOPERATION GROUP OF KYUNG HEE UNIVERSITYInventors: Gun BANG, Won Sik CHEONG, Gi Mun UM, Nam Ho HUR, Gwang Hoon PARK, Kyung Yong KIM
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Patent number: 10194133Abstract: The present invention provides a three-dimensional image decoding method comprising the steps of: inserting a first candidate block into a merge candidate list; when view synthesis prediction (VSP) has been used in the first candidate block, generating information indicating that the VSP has been used; and when information indicating that the VSP has been used exists, refraining from inserting the VSP candidate of the current block into the merge candidate list.Type: GrantFiled: May 29, 2015Date of Patent: January 29, 2019Assignees: Electronics and Telecommunications Research Institute, University-Industry Cooperation Group Of Kyung Hee UniversityInventors: Gun Bang, Gwang Soon Lee, Gwang Hoon Park, Min Seong Lee, Nam Ho Hur, Young Su Heo
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Publication number: 20180359481Abstract: Disclosed are a video encoding/decoding method and apparatus including a plurality of views. The video decoding method including the plurality of views comprises the steps of: inducing basic combination motion candidates for a current Prediction Unit (PU) to configure a combination motion candidate list; inducing expanded combination motion candidates for the current PU when the current PU corresponds to a depth information map or a dependent view; and adding the expanded combination motion candidates to the combination motion candidate list.Type: ApplicationFiled: August 14, 2018Publication date: December 13, 2018Applicants: Electronics and Telecommunications Research Institute, University-Industry Cooperation Group of Kyung Hee UniversityInventors: Gun BANG, Gwang Soon LEE, Nam Ho HUR, Gwang Hoon PARK, Young Su HEO, Kyung Yong KIM, Yoon Jin LEE
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Publication number: 20180359487Abstract: The present invention relates to a video encoding/decoding method and apparatus, and more particularly, to a method and apparatus for generating a reference image for a multiview video. The video encoding method includes, in the presence of a second image having a different view from a first image having a first view, transforming the second image to have the first view, generating a reference image by adding the second image to a side of the first image, and storing the reference image in a reference picture list.Type: ApplicationFiled: November 23, 2016Publication date: December 13, 2018Applicants: Electronics and Telecommunications Research Institute, University- Industry Cooperation Group of Kyung Hee UniversityInventors: Gun BANG, Woo Woen GWUN, Gwang Soon LEE, Nam Ho HUR, Gwang Hoon PARK, Sung Jae YOON, Young Su HEO, Seok Jong HONG
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Publication number: 20180352256Abstract: A method for decoding a video including a plurality of views, according to one embodiment of the present invention, comprises the steps of: configuring a base merge motion candidate list by using motion information of neighboring blocks and a time correspondence block of a current block; configuring an extended merge motion information list by using motion information of a depth information map and a video view different from the current block; and determining whether neighboring block motion information contained in the base merge motion candidate list is derived through view synthesis prediction.Type: ApplicationFiled: August 8, 2018Publication date: December 6, 2018Applicants: Electronics and Telecommunications Research Institute, University-Industry Cooperation Foundation of Kyung Hee UniversityInventors: Gun BANG, Gwang Soon LEE, Nam Ho HUR, Kyung Yong KIM, Young Su HEO, Gwang Hoon PARK, Yoon Jin LEE
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Patent number: 10142623Abstract: Disclosed are an image encoding method using a skip mode and a device using the method. The image encoding method may comprise the steps of: judging whether there is residual block data of a prediction target block on the basis of predetermined data indicating whether residual block data has been encoded; and, if there is residual block data, restoring the prediction target block on the basis of the residual block data and an intra-screen predictive value of the prediction target block. Consequently, encoding and decoding efficiency can be increased by carrying out the encoding and decoding of screen residual data only for prediction target blocks where there is a need for a residual data block in accordance with screen similarity.Type: GrantFiled: April 12, 2012Date of Patent: November 27, 2018Assignees: Electronics and Telecommunications Research Institute, University-Industry Cooperation Group of Kyung Hee UniversityInventors: Gun Bang, Won Sik Cheong, Gi Mun Um, Nam Ho Hur, Gwang Hoon Park, Kyung Yong Kim
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Publication number: 20180332306Abstract: Disclosed is a method and apparatus for decoding video data. The method for decoding video data includes receiving coded video data including multi-view video data and depth data corresponding to the video data, acquiring motion data for inter-view prediction of a coding unit of the coded video data from the depth data, and performing inter-view prediction based on the motion data, and restoring video data according to the multi-view video data including the coding unit and the depth data based on the motion prediction.Type: ApplicationFiled: June 21, 2018Publication date: November 15, 2018Applicants: Electronics and Telecommunications Research Institute, University-Industry Cooperation Group of Kyung Hee UniversityInventors: Gun BANG, Won Sik CHEONG, Nam Ho HUR, Kyung Yong KIM, Gwang Hoon PARK, Young Su HEO
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Publication number: 20180322611Abstract: Disclosed is an apparatus and method of providing an image processing. An image processing method according to the present disclosure includes: obtaining at least one of image information and depth information of an omni-directional video; and mapping the obtained information to a three-dimensional coordinate system based on a particular three-dimensional figure.Type: ApplicationFiled: May 4, 2018Publication date: November 8, 2018Applicant: Electronics and Telecommunications Research InstituteInventors: Gun BANG, Hui Yong KIM, Jin Soo CHOI, Jung Won KANG
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Patent number: 10080037Abstract: A method for decoding a video including a plurality of views, according to one embodiment of the present invention, comprises the steps of: configuring a base merge motion candidate list by using motion information of neighboring blocks and a time correspondence block of a current block; configuring an extended merge motion information list by using motion information of a depth information map and a video view different from the current block; and determining whether neighboring block motion information contained in the base merge motion candidate list is derived through view synthesis prediction.Type: GrantFiled: July 2, 2014Date of Patent: September 18, 2018Assignees: ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTE, UNIVERSITY-INDUSTRY COOPERATION GROUP OF KYUNG HEE UNIVERSITYInventors: Gun Bang, Gwang Soon Lee, Nam Ho Hur, Kyung Yong Kim, Young Su Heo, Gwang Hoon Park, Yoon Jin Lee
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Patent number: 10080029Abstract: Disclosed are a video encoding/decoding method and apparatus including a plurality of views. The video decoding method including the plurality of views comprises the steps of: inducing basic combination motion candidates for a current Prediction Unit (PU) to configure a combination motion candidate list; inducing expanded combination motion candidates for the current PU when the current PU corresponds to a depth information map or a dependent view; and adding the expanded combination motion candidates to the combination motion candidate list.Type: GrantFiled: April 22, 2014Date of Patent: September 18, 2018Assignees: ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTE, University-Industry Cooperation Group of Kyung Hee UniversityInventors: Gun Bang, Gwang Soon Lee, Nam Ho Hur, Gwang Hoon Park, Young Su Heo, Kyung Yong Kim, Yoon Jin Lee
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Patent number: 10034020Abstract: Disclosed is a method and apparatus for decoding video data. The method for decoding video data includes receiving coded video data including multi-view video data and depth data corresponding to the video data, acquiring motion data for inter-view prediction of a coding unit of the coded video data from the depth data, and performing inter-view prediction based on the motion data, and restoring video data according to the multi-view video data including the coding unit and the depth data based on the motion prediction.Type: GrantFiled: October 8, 2013Date of Patent: July 24, 2018Assignees: ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTE, UNIVERSITY-INDUSTRY COOPERATION GROUP OF KYUNG HEE UNIVERSITYInventors: Gun Bang, Won Sik Cheong, Nam Ho Hur, Kyung Yong Kim, Gwang Hoon Park, Young Su Heo
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Patent number: 9661314Abstract: Provided are an image magnification apparatus and method for three-dimensional display images. A multi-view image magnification apparatus includes: a region designation detection unit for detecting detection regions corresponding to the magnification regions of three-dimensional display images from original view images; a magnification ratio determination unit for determining the magnification ratios of the magnification regions; and a partial multiplexing unit for multiplexing non-detection regions except for the detection regions of the original view images according to a predetermined resolution and multiplexing the detection regions according the resolution which is different from the resolution of the non-detection regions on the basis of the magnification ratios. The present invention can magnify the images without lowering the resolution in a three-dimensional display.Type: GrantFiled: July 2, 2012Date of Patent: May 23, 2017Assignee: Electronics and Telecommunications Research InstituteInventors: Hong Chang Shin, Gun Bang, Gi Mun Um, Tae One Kim, Eun Young Chang, Won Sik Cheong, Nam Ho Hur