Patents Assigned to Intellectual Discovery Co., Ltd.
  • Publication number: 20240168703
    Abstract: The present disclosure relates to audio routing in a wireless communication system. A method by which a first device performs audio routing in a wireless communication system, according to one embodiment of the present disclosure, comprises the steps of: transmitting audio routing basic information to a second device; receiving an audio routing modification request from the second device; and transmitting, to the second device, audio-routing-related information modified on the basis of the audio routing modification request, wherein the audio routing basic information may comprise at least one of available audio routing device information, set audio routing device information, and audio routing content type information.
    Type: Application
    Filed: January 18, 2024
    Publication date: May 23, 2024
    Applicant: INTELLECTUAL DISCOVERY CO., LTD.
    Inventor: Jea Ho LEE
  • Patent number: 11989485
    Abstract: The present disclosure relates to a method, device, and computer program for controlling audio data in a wireless communication system, and a recording medium therefor. A method for controlling audio data by a first device in a wireless communication system, according to an embodiment of the present disclosure, may comprise the steps of: acquiring an audio policy; receiving information regarding a plurality of audio streams from one or more second devices; selecting one or more audio streams on the basis of the information regarding the plurality of audio streams and the audio policy; and performing a setup procedure for the selected one or more audio streams.
    Type: Grant
    Filed: June 2, 2020
    Date of Patent: May 21, 2024
    Assignee: INTELLECTUAL DISCOVERY CO., LTD.
    Inventor: Jeaho Lee
  • Patent number: 11991378
    Abstract: The present invention relates to a method and a device for decoding an image, which improve encoding and decoding efficiency by performing various forms of transform and inverse transform during transform and inverse transform processes of a video coding technique.
    Type: Grant
    Filed: October 1, 2021
    Date of Patent: May 21, 2024
    Assignee: INTELLECTUAL DISCOVERY CO., LTD.
    Inventors: Yong Jo Ahn, Ho Chan Ryu
  • Patent number: 11973960
    Abstract: A video encoding/decoding apparatus according to the present invention acquires motion vector refinement information, performs motion compensation on the basis of a motion vector of a current block, refines the motion vector of the current block using at least one or both of the motion vector refinement information and the output of the motion compensation, and performs motion compensation using the refined motion vector.
    Type: Grant
    Filed: June 9, 2022
    Date of Patent: April 30, 2024
    Assignee: INTELLECTUAL DISCOVERY CO., LTD.
    Inventors: Yong Jo Ahn, Dong Gyu Sim, Ho Chan Ryu, Seanae Park, Byung Tae Oh, Byung Cheol Song
  • Patent number: 11943475
    Abstract: The present invention relates to an image encoding/decoding method and apparatus. The image decoding method according to the present invention may comprise configuring an MPM list based on intra-prediction modes of neighbor blocks of a current block and a number of frequencies of the intra-prediction modes of the neighbor blocks, deriving an intra-prediction mode of the current block based on the MPM list, and performing intra-prediction for the current block based on the intra-prediction mode.
    Type: Grant
    Filed: December 12, 2022
    Date of Patent: March 26, 2024
    Assignee: Intellectual Discovery Co., Ltd.
    Inventors: Hyun Suk Ko, Sung Chang Lim, Jung Won Kang, Jin Ho Lee, Ha Hyun Lee, Dong San Jun, Hui Yong Kim
  • Publication number: 20240078076
    Abstract: The present disclosure relates to a method, an apparatus, a computer program, and a recording medium thereof for managing sound exposure in a wireless communication system. A method for reporting a volume level in a wireless communication system, according to an embodiment of the present disclosure, comprises: a step of reporting, to a first device, first information related to a sound pressure level (SPL) of a second device; a step in which a second device receives second information including a volume setting from the first device; and a step in which the second device adjusts the volume of the second device on the basis of the first information and the second information.
    Type: Application
    Filed: October 8, 2020
    Publication date: March 7, 2024
    Applicant: INTELLECTUAL DISCOVERY CO., LTD.
    Inventor: Jea Ho LEE
  • Patent number: 11917199
    Abstract: Image encoding/decoding methods and apparatuses according to the present invention may generate a prediction block of a current block based on a pre-defined prediction mode, generate a transform block of the current block through predetermined transformation, and reconstruct the current block based on the prediction block and the transform block.
    Type: Grant
    Filed: October 31, 2022
    Date of Patent: February 27, 2024
    Assignee: INTELLECTUAL DISCOVERY CO., LTD.
    Inventors: Bae Keun Lee, Dong San Jun
  • Patent number: 11909961
    Abstract: In performing image encoding/decoding, decoding of an image is performed by deriving an intra prediction mode for a current block, decoding at least one original sample that is present in a rightmost column and a bottommost row (a bottom row) of the current block, constructing a reference sample by using the at least one decoded original sample and performing intra prediction on the current block by using the constructed reference sample.
    Type: Grant
    Filed: November 22, 2018
    Date of Patent: February 20, 2024
    Assignee: Intellectual Discovery Co., Ltd.
    Inventors: Hyun Suk Ko, Jin Ho Lee, Sung Chang Lim, Jung Won Kang, Ha Hyun Lee, Dong San Jun, Hui Yong Kim
  • Patent number: 11907613
    Abstract: The present disclosure relates to audio routing in a wireless communication system. A method by which a first device performs audio routing in a wireless communication system, according to one embodiment of the present disclosure, comprises the steps of: transmitting audio routing basic information to a second device; receiving an audio routing modification request from the second device; and transmitting, to the second device, audio-routing-related information modified on the basis of the audio routing modification request, wherein the audio routing basic information may comprise at least one of available audio routing device information, set audio routing device information, and audio routing content type information.
    Type: Grant
    Filed: June 23, 2020
    Date of Patent: February 20, 2024
    Assignee: INTELLECTUAL DISCOVERY CO., LTD.
    Inventor: Jea Ho Lee
  • Patent number: 11882275
    Abstract: A device for encoding/decoding the image according to the present invention includes an intra prediction module configured to: determine an intra prediction mode of a current block; determine a scanning order of multiple sub blocks in the current block on the basis of the determined intra prediction mode; and perform intra prediction of the current block on the basis of the determined scanning order.
    Type: Grant
    Filed: May 18, 2022
    Date of Patent: January 23, 2024
    Assignee: Intellectual Discovery Co., Ltd.
    Inventors: Dong Gyu Sim, Ho Chan Ryu, Yong Jo Ahn
  • Publication number: 20240022740
    Abstract: An image encoding/decoding method and device according to the present disclosure may configure a reference sample for a cross component prediction of a chroma component block, derive a cross component prediction parameter by using the reference sample, and make a cross component prediction of the chroma component block on the basis of the cross component prediction parameter and a luma component block corresponding to the chroma component block.
    Type: Application
    Filed: August 2, 2023
    Publication date: January 18, 2024
    Applicant: INTELLECTUAL DISCOVERY CO., LTD.
    Inventor: Yong Jo AHN
  • Publication number: 20240022746
    Abstract: The present invention relates to a method and a device for decoding an image, which improve encoding and decoding efficiency by performing various forms of transform and inverse transform during transform and inverse transform processes of a video coding technique.
    Type: Application
    Filed: September 22, 2023
    Publication date: January 18, 2024
    Applicant: INTELLECTUAL DISCOVERY CO., LTD.
    Inventors: Yong Jo AHN, Ho Chan RYU
  • Patent number: 11876872
    Abstract: The present disclosure relates to a method, device and computer program for communicating information relating to wireless power transmission, and a recording medium thereof. A quick discovery method by means of out-of-band (OOB) in a wireless power transmission system according to an embodiment of the present disclosure can comprise the steps in which: a power transmitter (PTX) receives one or more advertisement data items from a power receiver (PRX) in the OOB; the PTX obtains a first service or characteristic of the PRX in the OOB on the basis of the advertisement data items; power transmission from the PTX to the PRX is initiated in-band on the basis of the first service or characteristic; and the PTX obtains a second service or characteristic of the PRX in the OOB after the power transmission has been initiated.
    Type: Grant
    Filed: September 3, 2020
    Date of Patent: January 16, 2024
    Assignee: INTELLECTUAL DISCOVERY CO., LTD.
    Inventor: Jeaho Lee
  • Publication number: 20240015306
    Abstract: The present invention provides an image encoding method and an image decoding method. The image decoding method of the present invention may comprise: obtaining intra-frame prediction information of a current block from a bitstream; inducing an intra-frame prediction mode of the current block on the basis of the intra-frame prediction information; determining a reference region for intra-frame prediction of the current block; and performing intra-frame prediction of the current block on the basis of the intra-frame prediction mode and the reference region.
    Type: Application
    Filed: September 19, 2023
    Publication date: January 11, 2024
    Applicant: Intellectual Discovery Co., Ltd.
    Inventors: Yong Jo AHN, Ho Chan RYU
  • Publication number: 20240015335
    Abstract: The present invention relates to a block partitioning structure from among the video coding schemes, and a method and apparatus for encoding and decoding the block partitioning structure. The video encoding and decoding method comprises the steps of: combining two or more encoding units of maximum size into a single encoding unit group; acquiring encoding data corresponding to the combined single encoding unit group; and decoding, according to a decoding order, the two or more encoding units of maximum size contained in the single encoding unit group.
    Type: Application
    Filed: September 20, 2023
    Publication date: January 11, 2024
    Applicant: Intellectual Discovery Co., Ltd.
    Inventors: Ho Chan Ryu, Yong Jo Ahn
  • Publication number: 20230421777
    Abstract: The present invention relates to an intra prediction scheme among video coding techniques and, more particularly, relates to a video decoding method and apparatus for diving a block into a plurality of sub-blocks when intra prediction is performed and sequentially performing infra prediction on each of the sub-blocks. The decoding method performed by a video decoding apparatus includes determining whether to perform sub-block-based intra prediction on a current coding unit, dividing the current coding unit into a plurality of sub-blocks, performing intra prediction on each of the sub-blocks when a result of determination of whether to perform sub-block-based intra prediction has a value of “true”, and directly performing block-based intra prediction on the current coding unit without dividing the current coding unit when the result of the determination has a value of “false”.
    Type: Application
    Filed: September 7, 2023
    Publication date: December 28, 2023
    Applicant: Intellectual Discovery Co., Ltd.
    Inventors: Yong Jo AHN, Ho Chan Ryu
  • Publication number: 20230362365
    Abstract: A device for encoding/decoding the image according to the present invention includes an intra prediction module configured to: determine an intra prediction mode of a current block; determine a scanning order of multiple sub blocks in the current block on the basis of the determined intra prediction mode; and perform intra prediction of the current block on the basis of the determined scanning order.
    Type: Application
    Filed: July 13, 2023
    Publication date: November 9, 2023
    Applicant: Intellectual Discovery Co., Ltd.
    Inventors: Dong Gyu SIM, Ho Chan Ryu, Yong Jo Ahn
  • Patent number: 11812031
    Abstract: The image encoding/decoding method and device according to the present invention can construct a merge candidate list of a current block, derive motion information of the current block on the basis of the merge candidate list and a merge index of the current block, derive a motion vector difference of the current block, correct a motion vector of the current block by means of the motion vector difference, and carry out motion compensation on the current block by means of the corrected motion vector.
    Type: Grant
    Filed: December 27, 2019
    Date of Patent: November 7, 2023
    Assignee: INTELLECTUAL DISCOVERY CO., LTD.
    Inventors: Bae Keun Lee, Dong San Jun
  • Patent number: 11812033
    Abstract: The present invention provides an image encoding method and an image decoding method. The image decoding method of the present invention may comprise: obtaining intra-frame prediction information of a current block from a bitstream; inducing an intra-frame prediction mode of the current block on the basis of the intra-frame prediction information; determining a reference region for intra-frame prediction of the current block; and performing intra-frame prediction of the current block on the basis of the intra-frame prediction mode and the reference region.
    Type: Grant
    Filed: September 10, 2021
    Date of Patent: November 7, 2023
    Assignee: Intellectual Discovery Co., Ltd.
    Inventors: Yong Jo Ahn, Ho Chan Ryu
  • Publication number: 20230353757
    Abstract: A video encoding/decoding apparatus according to the present invention acquires motion vector refinement information, performs motion compensation on the basis of a motion vector of a current block, refines the motion vector of the current block using at least one or both of the motion vector refinement information and the output of the motion compensation, and performs motion compensation using the refined motion vector.
    Type: Application
    Filed: July 11, 2023
    Publication date: November 2, 2023
    Applicant: INTELLECTUAL DISCOVERY CO., LTD.
    Inventors: Yong Jo AHN, Dong Gyu SIM, Ho Chan RYU, Seanae PARK, Byung Tae OH, Byung Cheol SONG