Patents by Inventor Eunyong Son
Eunyong Son 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: 9781442Abstract: The present invention relates to a method and an apparatus for processing a video signal. The method comprises: acquiring an inter-view motion vector from a neighboring block of a current texture block; and decoding the current texture block using the acquired inter-view motion vector. The neighboring block includes a spatial neighboring block and a temporal neighboring block. The acquired inter-view motion vectors are compared with each other to determine the inter-view motion vector of the current texture block. The method and apparatus of the present invention may reduce the complexity for acquiring an inter-view motion vector and improve the accuracy of inter-view inter prediction.Type: GrantFiled: September 13, 2013Date of Patent: October 3, 2017Assignee: LG ELECTRONICS INC.Inventors: Jaewon Sung, Sehoon Yea, Moonmo Koo, Jin Heo, Taesup Kim, Jiwook Jung, Eunyong Son
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Patent number: 9756332Abstract: The present invention discloses an intra prediction method for predicting pixel values within a prediction target block on the basis of a plurality of peripheral pixels adjacent to the prediction target block. The intra prediction method according to the present invention includes the steps of: receiving and decoding encoded image information; determining a target boundary by determining a plurality of boundary pixels representing the target boundary within the prediction target block on the basis of the decoded image information; determining a plurality of prediction target regions partitioned on the basis of the target boundary within the prediction target block; and performing a prediction for each of the plurality of prediction target regions on the basis of peripheral pixels differing from each other selected from among the plurality of the peripheral pixels.Type: GrantFiled: September 18, 2012Date of Patent: September 5, 2017Assignee: LG Electronics Inc.Inventors: Jaewon Sung, Sehoon Yea, Eunyong Son, Jiwook Jung
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Patent number: 9712819Abstract: The present invention relates to an image encoding method and an image decoding method. An image encoding method according to the present invention comprises: a step of determining motion information of a current block; and a step of transmitting information for inducing the motion information, wherein the step of determining motion information of the current block determines the motion information of the current block by reusing motion information of a reference block.Type: GrantFiled: October 12, 2012Date of Patent: July 18, 2017Assignee: LG Electronics Inc.Inventors: Jaewon Sung, Sehoon Yea, Eunyong Son, Jiwook Jung
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Publication number: 20170201747Abstract: The present invention relates to a method for decoding a video signal, and an apparatus therefor, the method comprising the steps of: obtaining at least one first reference sample from a first reference picture which is different from a picture containing a current block; generating a first reference sample which is filtered by applying a filter to the obtained first reference sample; generating a reference sample array from the difference between the obtained first reference sample and the filtered first reference sample; obtaining first disparity vector information from the video signal; obtaining a first prediction sample from the generated reference sample array on the basis of the first disparity vector information; and restoring the current block on the basis of the first prediction sample.Type: ApplicationFiled: July 6, 2015Publication date: July 13, 2017Inventors: Eunyong SON, Sehoon YEA
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Patent number: 9602831Abstract: The method for processing video signals according to the present invention determines a motion vector list including at least one of spatial motion vectors, temporal motion vectors, and variation vectors as motion vector candidates of a target block, extracts motion vector identifying information which specifies the motion vector candidates used as the predicted motion vectors of the target block, determines the motion vector candidates corresponding to the motion vector identifying information as the predicted motion vectors of the target block, and performs motion compensation on the basis of the predicted motion vectors. The present invention enables accurate motion vector prediction by forming motion vector candidates and induces motion vectors of a target block therefrom, and can enhance coding efficiency by reducing the amount of transmitted residual data.Type: GrantFiled: March 5, 2013Date of Patent: March 21, 2017Assignee: LG ELECTRONICS INC.Inventors: Jaewon Sung, Sehoon Yea, Moonmo Koo, Jin Heo, Taesup Kim, Jiwook Jung, Eunyong Son
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Patent number: 9565450Abstract: The present invention encodes a warp map by using a video codec such as a multi-view texture image by a warp converter, and decodes a warp map by using a video codec such as a multi-view texture image by using a warp inverter. The present invention may incur less additional costs because it does not use a dedicated warp map coder. In addition, the present invention may convert a warp map by using a warp map converter and send the converted map to an encoder and invert decoded warp map information by using a warp map inverter so that the warp map is encoded and decoded by using a video codec such as a multi-view texture image. In addition, it is possible to increase compatibility by enabling various kinds of supplementary data to be used. In addition, it is possible to increase technique compatibility by simply applying a warp map scheme to a 3D video coding technique using a depth map.Type: GrantFiled: March 7, 2013Date of Patent: February 7, 2017Assignee: LG Electronics Inc.Inventors: Jiwook Jung, Sehoon Yea, Moonmo Koo, Jin Heo, Taesup Kim, Jaewon Sung, Eunyong Son
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Publication number: 20170019669Abstract: The present invention relates to a method for encoding/decoding a still image or a video based on a polygon unit and an apparatus for supporting the same. Particularly, a method for encoding an image based on a polygon unit may include partitioning an input image by a unit of block, determining a position of at least one point within the block, determining a position of at least one point in each side of the block, partitioning the block into at least one polygon unit using a vertex of the block, at least two points among the points determined in the side of the block, and a point determined within the block and coding the input image by a unit of the polygon unit.Type: ApplicationFiled: March 5, 2015Publication date: January 19, 2017Applicant: LG ELECTRONICS INC.Inventors: Jin HEO, Eunyong SON, Moonmo KOO, Sehoon YEA
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Patent number: 9509972Abstract: Disclosed are an encoding/decoding method and apparatus using a skip mode. The image decoding method comprises: generating a warping prediction depth image unit, and then decoding skip information regarding an image unit to be decoded; and decoding the image unit to be decoded using a skip mode based on the skip information. The skip information may be determined based on depth information of the warping prediction depth image unit, depth information of the image unit to be decoded, or edge information of a text picture image unit corresponding to the image unit to be decoded. Thus, an unnecessary prediction process need not be performed during the encoding and decoding of the image unit, thereby improving image encoding and decoding efficiency.Type: GrantFiled: June 21, 2012Date of Patent: November 29, 2016Assignee: LG Electronics Inc.Inventors: Sehoon Yea, Eunyong Son, Jaewon Sung, Jiwook Jung
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Publication number: 20160286228Abstract: According to the present invention, a method for processing video signals can determine an interview motion vector of a current block using an interview motion vector of a temporal neighboring block in consideration of a global motion vector. The present invention can obtain an accurate interview motion vector according to obtaining the temporal neighboring block of the current block in consideration of a motion change according to output sequence information and accordingly, can increase the accuracy of inter-prediction.Type: ApplicationFiled: November 13, 2013Publication date: September 29, 2016Inventors: Jaewon SUNG, Sehoon YEA, Moonmo KOO, Jin HEO, Taesup KIM, Jiwook JUNG, Eunyong SON
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Patent number: 9349192Abstract: A method for processing a video signal according to the present invention comprises the steps of: determining a motion vector list comprising at least one of a spatial motion vector, a temporal motion vector, and a mutation vector as a motion vector candidate of a target block; extracting motion vector identification information for specifying the motion vector candidate to be used as a predicted motion vector of the target block; setting the motion vector candidate corresponding to the motion vector identification information as the predicted motion vector of the target block; and performing motion compensation based on the predicted motion vector. The present invention forms the motion vector candidate and derives the motion vector of the target and derives the motion vector of the target block therefrom, thus enabling a more accurate prediction of the motion vector, and thereby reduces the amount of transmitted residual data and improves coding efficiency.Type: GrantFiled: April 24, 2013Date of Patent: May 24, 2016Assignee: LG ELECTRONICS INC.Inventors: Moonmo Koo, Jiwook Jung, Sehoon Yea, Jin Heo, Taesup Kim, Jaewon Sung, Eunyong Son
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Publication number: 20160073131Abstract: The present invention relates to a video signal processing method and device and is capable of acquiring differential depth index information on the basis of a predetermined binarization method, acquiring a differential depth value by using the differential depth index information, acquiring the depth value of a current depth block by using the differential depth value, and decoding the current depth block by using the depth value of the current depth block. The present invention can increase encoding efficiency.Type: ApplicationFiled: January 2, 2014Publication date: March 10, 2016Inventors: Jin HEO, Jiwook JUNG, Sehoon YEA, Moonmo KOO, Taesup KIM, Jaewon SUNG, Eunyong SON
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Publication number: 20160050438Abstract: The present invention relates to a video signal processing method and device capable of: obtaining an intra-prediction mode for a current depth block; determining a reference neighboring pixel region adjacent to the current depth block by using the intra-prediction mode; determining a first reference neighboring pixel region and a second reference neighboring pixel region; determining a first current depth block region and a second current depth block region comprised in the current depth block; obtaining a first prediction value for the first current depth block region by using the representative value of the first reference neighboring pixel region; and obtaining a second prediction value for the second current depth block region by using the representative value of the second reference neighboring pixel region.Type: ApplicationFiled: April 11, 2014Publication date: February 18, 2016Applicant: LG ELECTRONICS INC.Inventors: Jin HEO, Junghak NAM, Jiwook JUNG, Sehoon YEA, Eunyong SON
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Publication number: 20160007043Abstract: The method for processing a multiview video signal according to the present invention acquires motion information generated by predictively coding a picture of a reference point, acquires motion information on a part of a block of the picture from among the motion information generated by predictively coding the picture of a non-reference point, and compresses the motion information acquired for every picture of the reference point and non-reference point and stores the compressed motion information.Type: ApplicationFiled: November 7, 2013Publication date: January 7, 2016Inventors: Jin HEO, Jiwook JUNG, Sehoon YEA, Moonmo KOO, Taesup KIM, Jaewon SUNG, Eunyong SON
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Publication number: 20150358616Abstract: The present invention relates to a method and an apparatus for coding a video signal, and more specifically, a motion vector between viewpoints is obtained by using a depth value of a depth block, which corresponds to a current texture block, and an illumination difference is compensated. By obtaining the motion vector between the viewpoints by using the depth value of the depth block, which corresponds to the current texture block, and compensating the illumination difference, the present invention can obtain an accurate prediction value of the current texture block and thus increase accuracy in inter-prediction between the viewpoints.Type: ApplicationFiled: January 8, 2014Publication date: December 10, 2015Inventors: Jin HEO, Jiwook JUNG, Sehoon YEA, Moonmo KOO, Taesup KIM, Jaewon SUNG, Eunyong SON
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Publication number: 20150350657Abstract: The video signal processing method according to the present invention comprises: generating a candidate mode list of a current block on the basis of an intra-prediction mode from the spatial neighboring block of the current block; modifying the candidate mode list on the basis of an intra-prediction mode from the neighboring view of the current block; inducing the intra-prediction mode of the current block on the basis of the modified candidate mode list; and predicting the current block by using the induced intra-prediction mode.Type: ApplicationFiled: January 7, 2014Publication date: December 3, 2015Inventors: Jin HEO, Jiwook JUNG, Sehoon YEA, Moonmo KOO, Taesup KIM, Jaewon SUNG, Eunyong SON
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Publication number: 20150350679Abstract: The present invention relates to a method and an apparatus for processing video signals, and more specifically, to a method and an apparatus for processing video signals which applies deformation compensation to decode a current texture block. The present invention can increase the accuracy of an inter-prediction by obtaining the position of a block within a reference picture referenced by the current texture block, by means of using deformation compensation parameter information, and obtaining a pixel value of the block within the reference picture that is obtained from a prediction value of the current texture block.Type: ApplicationFiled: January 9, 2014Publication date: December 3, 2015Inventors: Jin HEO, Jiwook JUNG, Sehoon YEA, Moonmo KOO, Taesup KIM, Jaewon SUNG, Eunyong SON
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Publication number: 20150304676Abstract: According to the present invention, a method for processing video signals is capable of determining an interview motion vector of a current block using an interview motion vector of a neighboring block. To this end, the neighboring blocks of the current block are searched and an interview motion vector candidate list can be generated. According to the present invention, more precise interview motion vector prediction is enabled from among various interview motion vector candidates, and accordingly, coding efficiency can be increased by reducing the amount of transmitted residual data.Type: ApplicationFiled: November 7, 2013Publication date: October 22, 2015Inventors: Jaewon Sung, Sehoon Yea, Moonmo Koo, Jin Heo, Taesup Kim, Jiwook Jung, Eunyong Son
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Publication number: 20150288983Abstract: The present invention relates to a method for processing a video signal, comprising the step of inducing an inter-view motion vector of a current texture block by considering priorities between inter-view motion vector candidates of the current texture block, wherein the inter-view motion vector candidates include an inter-view motion vector of a spatial neighboring block, an inter-view motion vector of a temporal neighboring block and/or a reference inter-view motion vector, and inter-view inter prediction is performed by using the induced inter-view motion vector. The present invention can increase the accuracy of the inter-view inter prediction by selectively using the inter-view motion vector of a spatial neighboring block, the inter-view motion vector of a temporal neighboring block and/or the reference inter-view motion vector to induce an accurate inter-view motion vector, and can improve coding efficiency by reducing the amount of residual data to be transmitted.Type: ApplicationFiled: May 22, 2013Publication date: October 8, 2015Inventors: Moonmo Koo, Jiwook Jung, Sehoon Yea, Jin Heo, Taesup Kim, Jaewon Sung, Eunyong Son
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Publication number: 20150281734Abstract: According to the present invention, an inter-view motion vector of a current coding unit is acquired using parallel processing information, and a motion vector of a current prediction unit in the current coding unit is acquired in parallel using the inter-view motion vector of the current coding unit. The present invention relates to a method and device for processing a video signal, wherein a motion vector prediction value of the current prediction unit is acquired by comparing output order information of a reference picture corresponding to the current prediction unit and output order information of a reference picture corresponding to a corresponding block. According to the present invention, through a parallel processing step, a multi-view point video image can be quickly restored, and the accuracy of the motion vector prediction value can be increased using motion information corresponding to the reference picture of the corresponding block of a different view point from the current prediction unit.Type: ApplicationFiled: October 4, 2013Publication date: October 1, 2015Inventors: Moonmo Koo, Jiwook Jung, Sehoon Yea, Jin Heo, Taesup Kim, Jaewon Sung, Eunyong Son
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Publication number: 20150271523Abstract: The video signal decoding method according to the present invention involves acquiring weighting-value predicting data of a neighboring view texture block corresponding to the current view texture block, deriving weighting-value predicting data of the current view texture block by using the weighting-value predicting data of the neighboring view texture block, and subjecting the current view texture block to weighting-value compensation by using the derived weighting-value predicting data.Type: ApplicationFiled: October 8, 2013Publication date: September 24, 2015Inventors: Jaewon Sung, Sehoon Yea, Moonmo Koo, Jin Heo, Taesup Kim, Jiwook Jung, Eunyong Son