Patents by Inventor Yeon Kwan Koo

Yeon Kwan Koo 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).

  • Patent number: 8855200
    Abstract: A method of decoding a video signal is disclosed. The present invention includes obtaining identification information indicating whether a coded picture of a current NAL unit is an inter-view picture group, obtaining interview reference information of the inter-view picture group, and constructing a reference picture list for inter-view prediction using the inter-view reference information according to the identification information, wherein the inter-view reference information includes view identification information of an inter-view reference picture.
    Type: Grant
    Filed: October 16, 2009
    Date of Patent: October 7, 2014
    Assignee: LG Electronics Inc.
    Inventors: Byeong Moon Jeon, Seung Wook Park, Yong Joon Jeon, Yeon Kwan Koo
  • Patent number: 8767827
    Abstract: A method of decoding a video signal is disclosed. The present invention includes obtaining identification information indicating whether a coded picture of a current NAL unit is an inter-view picture group, obtaining interview reference information of the inter-view picture group, and constructing a reference picture list for inter-view prediction using the inter-view reference information according to the identification information, wherein the inter-view reference information includes view identification information of an inter-view reference picture.
    Type: Grant
    Filed: October 16, 2009
    Date of Patent: July 1, 2014
    Assignee: LG Electronics Inc.
    Inventors: Byeong Moon Jeon, Seung Wook Park, Yong Joon Jeon, Yeon Kwan Koo
  • Patent number: 8761255
    Abstract: A method of decoding a video signal is disclosed. The present invention includes obtaining identification information indicating whether a coded picture of a current NAL unit is an inter-view picture group, obtaining interview reference information of the inter-view picture group, and constructing a reference picture list for inter-view prediction using the inter-view reference information according to the identification information, wherein the inter-view reference information includes view identification information of an inter-view reference picture.
    Type: Grant
    Filed: February 22, 2010
    Date of Patent: June 24, 2014
    Assignee: LG Electronics Inc.
    Inventors: Byeong Moon Jeon, Seung Wook Park, Yong Joon Jeon, Yeon Kwan Koo
  • Patent number: 8724700
    Abstract: A method of decoding a video signal is disclosed. The present invention includes obtaining identification information indicating whether a coded picture of a current NAL unit is an inter-view picture group, obtaining interview reference information of the inter-view picture group, and constructing a reference picture list for inter-view prediction using the inter-view reference information according to the identification information, wherein the inter-view reference information includes view identification information of an inter-view reference picture.
    Type: Grant
    Filed: February 22, 2010
    Date of Patent: May 13, 2014
    Assignee: LG Electronics Inc.
    Inventors: Byeong Moon Jeon, Seung Wook Park, Yong Joon Jeon, Yeon Kwan Koo
  • Patent number: 8718136
    Abstract: A method of decoding a video signal is disclosed. The present invention includes obtaining identification information indicating whether a coded picture of a current NAL unit is an inter-view picture group, obtaining interview reference information of the inter-view picture group, and constructing a reference picture list for inter-view prediction using the inter-view reference information according to the identification information, wherein the inter-view reference information includes view identification information of an inter-view reference picture.
    Type: Grant
    Filed: October 16, 2009
    Date of Patent: May 6, 2014
    Assignee: LG Electronics Inc.
    Inventors: Byeong Moon Jeon, Seung Wook Park, Yong Joon Jeon, Yeon Kwan Koo
  • Patent number: 8711932
    Abstract: A method of decoding a video signal is disclosed. The present invention includes obtaining identification information indicating whether a coded picture of a current NAL unit is an inter-view picture group, obtaining interview reference information of the inter-view picture group, and constructing a reference picture list for inter-view prediction using the inter-view reference information according to the identification information, wherein the inter-view reference information includes view identification information of an inter-view reference picture.
    Type: Grant
    Filed: October 16, 2009
    Date of Patent: April 29, 2014
    Assignee: LG Electronics Inc.
    Inventors: Byeong Moon Jeon, Seung Wook Park, Yong Joon Jeon, Yeon Kwan Koo
  • Patent number: 8681863
    Abstract: A method of decoding a video signal is disclosed. The present invention includes obtaining identification information indicating whether a coded picture of a current NAL unit is an inter-view picture group, obtaining interview reference information of the inter-view picture group, and constructing a reference picture list for inter-view prediction using the inter-view reference information according to the identification information, wherein the inter-view reference information includes view identification information of an inter-view reference picture.
    Type: Grant
    Filed: October 15, 2009
    Date of Patent: March 25, 2014
    Assignee: LG Electronics Inc.
    Inventors: Byeong Moon Jeon, Seung Wook Park, Yong Joon Jeon, Yeon Kwan Koo
  • Patent number: 8660179
    Abstract: A method of decoding a video signal is disclosed. The present invention includes obtaining identification information indicating whether a coded picture of a current NAL unit is an inter-view picture group, obtaining interview reference information of the inter-view picture group, and constructing a reference picture list for inter-view prediction using the inter-view reference information according to the identification information, wherein the inter-view reference information includes view identification information of an inter-view reference picture.
    Type: Grant
    Filed: October 15, 2009
    Date of Patent: February 25, 2014
    Assignee: LG Electronics Inc.
    Inventors: Byeong Moon Jeon, Seung Wook Park, Yong Joon Jeon, Yeon Kwan Koo
  • Patent number: 8649433
    Abstract: A method of decoding a video signal is disclosed. The present invention includes obtaining identification information indicating whether a coded picture of a current NAL unit is an inter-view picture group, obtaining interview reference information of the inter-view picture group, and constructing a reference picture list for inter-view prediction using the inter-view reference information according to the identification information, wherein the inter-view reference information includes view identification information of an inter-view reference picture.
    Type: Grant
    Filed: October 15, 2009
    Date of Patent: February 11, 2014
    Assignee: LG Electronics Inc.
    Inventors: Byeong Moon Jeon, Seung Wook Park, Yong Joon Jeon, Yeon Kwan Koo
  • Patent number: 8634475
    Abstract: The method includes receiving a multi-view video stream including a random access picture, which includes a random access slice. The random access slice references only a slice corresponding to a same time and a different view of the random access picture. Type information indicating whether the random access slice is predicted from one or two reference pictures is obtained, and a reference picture list is initialized using view number information and view identification information included in obtained initialization information according to the type information. The initialization information is obtained based on a value indicating decoding order between the plurality of views. The initialized reference picture list is modified based on modification information representing how to assign an inter-view reference index in the initialized reference picture list.
    Type: Grant
    Filed: August 19, 2010
    Date of Patent: January 21, 2014
    Assignee: LG Electronics Inc.
    Inventors: Byeong Moon Jeon, Seung Wook Park, Yong Joon Jeon, Ji Ho Park, Yeon Kwan Koo
  • Patent number: 8630344
    Abstract: A method of decoding a video signal is disclosed. The present invention includes obtaining identification information indicating whether a coded picture of a current NAL unit is an inter-view picture group, obtaining interview reference information of the inter-view picture group, and constructing a reference picture list for inter-view prediction using the inter-view reference information according to the identification information, wherein the inter-view reference information includes view identification information of an inter-view reference picture.
    Type: Grant
    Filed: February 23, 2010
    Date of Patent: January 14, 2014
    Assignee: LG Electronics Inc.
    Inventors: Byeong Moon Jeon, Seung Wook Park, Yong Joon Jeon, Yeon Kwan Koo
  • Patent number: 8611427
    Abstract: The method includes receiving a multi-view video stream including a random access picture, which includes a random access slice. The random access slice references only a slice corresponding to a same time and a different view of the random access picture. Type information indicating whether the random access slice is predicted from one or two reference pictures is obtained, and a reference picture list is initialized using view number information and view identification information included in obtained initialization information according to the type information. The initialization information is obtained based on a value indicating decoding order between the plurality of views. The initialized reference picture list is modified based on modification information representing how to assign an inter-view reference index in the initialized reference picture list.
    Type: Grant
    Filed: August 19, 2010
    Date of Patent: December 17, 2013
    Assignee: LG Electronics Inc.
    Inventors: Byeong Moon Jeon, Seung Wook Park, Yong Joon Jeon, Ji Ho Park, Yeon Kwan Koo
  • Patent number: 8611419
    Abstract: The method includes the steps of obtaining initialization information of a reference picture list for a random access slice, the initialization information representing a reference relation between a plurality of views, initializing the reference picture list for inter-view prediction by appending an inter-view reference index to an initialized reference picture list for temporal prediction, the inter-view reference index being appended based on the view number information and the view identification information, obtaining modification information for the initialized reference picture list from a multi-view video stream, the modification information representing how to assign an inter-view reference index in the initialized reference picture list, modifying the initialized reference picture list for inter-view prediction using the modification information.
    Type: Grant
    Filed: September 30, 2009
    Date of Patent: December 17, 2013
    Assignee: LG Electronics Inc.
    Inventors: Byeong Moon Jeon, Seung Wook Park, Yong Joon Jeon, Ji Ho Park, Yeon Kwan Koo
  • Patent number: 8576920
    Abstract: The method includes receiving a multi-view video stream including a random access picture, which includes a random access slice. The random access slice references only a slice corresponding to a same time and a different view of the random access picture. Type information indicating whether the random access slice is predicted from one or two reference pictures is obtained, and a reference picture list is initialized using view number information and view identification information included in obtained initialization information according to the type information. A prediction value of a macroblock in the random access picture is determined based on the initialized reference picture list, and the macroblock is decoded using the prediction value.
    Type: Grant
    Filed: August 18, 2010
    Date of Patent: November 5, 2013
    Assignee: LG Electronics, Inc.
    Inventors: Byeong Moon Jeon, Seung Wook Park, Yong Joon Jeon, Ji Ho Park, Yeon Kwan Koo
  • Patent number: 8571113
    Abstract: The method includes receiving a multi-view video stream including a random access picture, which includes a random access slice. Type information indicating whether the random access slice is predicted from one or two reference pictures is obtained, and a reference picture list is initialized using view number information and view identification information included in obtained initialization information according to the type information. The initialized reference picture list is modified based on modification information representing how to assign an inter-view reference index in the initialized reference picture list. A prediction value of a macroblock in the random access picture is determined based on the modified reference picture list.
    Type: Grant
    Filed: August 19, 2010
    Date of Patent: October 29, 2013
    Assignee: LG Electronics Inc.
    Inventors: Byeong Moon Jeon, Seung Wook Park, Yong Joon Jeon, Ji Ho Park, Yeon Kwan Koo
  • Patent number: 8565303
    Abstract: The present invention provides a method of decoding a video signal. The method includes the steps of obtaining identification information indicating an assignment method of a reference index from the video signal, reordering reference pictures for inter-view prediction according to the identification information, and decoding the video signal using the reordered reference pictures, wherein the reference index includes view information for identifying a view of the reference picture.
    Type: Grant
    Filed: March 30, 2007
    Date of Patent: October 22, 2013
    Assignee: LG Electronics Inc.
    Inventors: Byeong Moon Jeon, Seung Wook Park, Yong Joon Jeon, Yeon Kwan Koo
  • Patent number: 8565319
    Abstract: The present invention provides a method of decoding a video signal. The method includes the steps of checking an encoding scheme of the video signal, obtaining configuration information for the video signal according to the encoding scheme, recognizing a total number of views using the configuration information, recognizing inter-view reference information based on the total number of the views, and decoding the video signal based on the inter-view reference information, wherein the configuration information includes at least view information for identifying a view of the video signal.
    Type: Grant
    Filed: March 30, 2007
    Date of Patent: October 22, 2013
    Assignee: LG Electronics Inc.
    Inventors: Byeong Moon Jeon, Seung Wook Park, Yong Joon Jeon, Ji Ho Park, Yeon Kwan Koo
  • Patent number: 8559507
    Abstract: A method of decoding a video signal is disclosed. The present invention includes obtaining identification information indicating whether a coded picture of a current NAL unit is an inter-view picture group, obtaining interview reference information of the inter-view picture group, and constructing a reference picture list for inter-view prediction using the inter-view reference information according to the identification information, wherein the inter-view reference information includes view identification information of an inter-view reference picture.
    Type: Grant
    Filed: February 22, 2010
    Date of Patent: October 15, 2013
    Assignee: LG Electronics Inc.
    Inventors: Byeong Moon Jeon, Seung Wook Park, Yong Joon Jeon, Yeon Kwan Koo
  • Patent number: 8559523
    Abstract: The method includes receiving a multi-view video stream including a random access picture, which includes a random access slice. The random access slice references only a slice corresponding to a same time and a different view of the random access picture. A reference picture list is initialized using initialization information. The initialized reference picture list is modified based on modification information representing how to assign an inter-view reference index in the initialized reference picture list. A prediction value of a macroblock in the random access picture is determined based on the modified reference picture list, and the macroblock is decoded using the prediction value.
    Type: Grant
    Filed: August 18, 2010
    Date of Patent: October 15, 2013
    Assignee: LG Electronics Inc.
    Inventors: Byeong Moon Jeon, Seung Wook Park, Yong Joon Jeon, Ji Ho Park, Yeon Kwan Koo
  • Patent number: 8559505
    Abstract: The method includes the steps of obtaining identification information representing multi-view video data stream including initialization information of a reference picture list for a random access slice, obtaining initialization information of a reference picture list for the random access slice based on the identification information, the initialization information representing a reference relation between a plurality of views, initializing the reference picture list using the initialization information, obtaining modification information for the initialized reference picture list from a multi-view video data stream, modifying the initialized reference picture list for inter-view prediction based on the modification information.
    Type: Grant
    Filed: September 30, 2009
    Date of Patent: October 15, 2013
    Assignee: LG Electronics Inc.
    Inventors: Byeong Moon Jeon, Seung Wook Park, Yong Joon Jeon, Ji Ho Park, Yeon Kwan Koo