Patents by Inventor Hendry

Hendry 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).

  • IMAGE/VIDEO CODING METHOD AND DEVICE BASED ON WEIGHTED PREDICTION
    Publication number: 20230239463
    Abstract: A video decoding method performed by a video decoding device according to this document comprises the steps of: parsing prediction weighted table syntax from a bitstream; parsing information on the number of reference pictures in a reference picture list from the prediction weighted table syntax; deriving weights for weighted prediction on the basis of the information on the number of reference pictures; deriving prediction samples of a current block by performing weighted prediction for the current block on the basis of the weights; and reconstructing a current picture on the basis of the prediction samples, wherein the prediction weighted table syntax may be parsed from a picture header of the bitstream.
    Type: Application
    Filed: March 28, 2023
    Publication date: July 27, 2023
    Inventors: Seethal PALURI, Hendry Hendry, Jie Zhao, Seunghwan Kim
  • IMAGE CODING DEVICE AND METHOD FOR CONTROLLING LOOP FILTERING
    Publication number: 20230239512
    Abstract: According to an image coding method according to embodiments of the present document, information related to in-loop filtering may be efficiently signaled, and repetitive procedures for signaling subpicture-related information may be reduced.
    Type: Application
    Filed: March 28, 2023
    Publication date: July 27, 2023
    Inventors: Hendry HENDRY, Seethal PALURI, Seunghwan KIM
  • METHOD AND DEVICE FOR PROCESSING IMAGE INFORMATION FOR IMAGE/VIDEO CODING
    Publication number: 20230239478
    Abstract: A video decoding method performed by a video decoding device according to the present document may comprise the steps of: acquiring image information from a bitstream, the image information including a picture header associated with the current picture including a plurality of slices; parsing, from the picture header, at least one of a first flag indicating whether information necessary for an inter-prediction operation for a decoding process is present in the picture header, or a second flag indicating whether information necessary for an intra-prediction operation for the decoding process is present in the picture header; generating prediction samples by performing at least one of intra-prediction or inter-prediction for the slices in the current picture on the basis of at least one of the first flag or the second flag; and generating reconstructed samples on the basis of the prediction samples.
    Type: Application
    Filed: April 3, 2023
    Publication date: July 27, 2023
    Inventors: Seethal PALURI, Hendry Hendry, Seunghwan Kim, Jie Zhao
  • Video encoding and decoding method based on entry point information in a slice header, and apparatus using same
    Patent number: 11711549
    Abstract: A video encoding method includes deriving entry point information specifying an entry point of a substream for a picture. The entry point information may include a number syntax element representing a number of offset syntax elements in a slice header; an offset syntax element representing an entry point offset between in bytes two entry points; and a length syntax element representing a bits length of the offset syntax element. A value of the length syntax element plus one corresponds to the bits length of the offset syntax element and the length syntax element is signaled when the number of the offset syntax elements is larger than 0. A value of the number syntax element corresponds to the number of offset syntax elements in the slice header, and the offset syntax element is signaled when the number of the offset syntax elements is larger than 0.
    Type: Grant
    Filed: December 28, 2021
    Date of Patent: July 25, 2023
    Assignee: LG ELECTRONICS INC.
    Inventors: Hendry Hendry, Byeongmoon Jeon, Yongjoon Jeon, Seungwook Park, Jungsun Kim, Joonyoung Park, Jaehyun Lim, Naeri Park, Chulkeun Kim
  • Destruction of PFAS Via an Oxidation Process and Apparatus Suitable for Transportation to Contaminated Sites
    Publication number: 20230227336
    Abstract: Per- and polyfluoroalkyl substances (PFAS) are destroyed by oxidation in supercritical conditions. PFAS in water can be concentrated and prepared for destruction in a pretreatment phase. Following annihilation of the PFAS in supercritical conditions to levels below 5 parts per trillion (ppt), the water effluent can be used to recover heat, returned to sub-critical conditions, and then released back into the environment.
    Type: Application
    Filed: November 21, 2022
    Publication date: July 20, 2023
    Inventors: Lindy E. Dejarme, Kavitha Dasu, Russell R. Sirabian, Christopher F. Buurma, Jeffrey Ellis, Michael M. Miller, Dan Garbark, Nathan Bryant, John Tallarico, Joseph Casciano, Slawomir Winecki, David Holley, Joshua James, Keith Brown, Doug Hendry, Darwin Argumedo, Aaron Frank, Christopher Gordon Scheitlin
  • Destruction of PFAS Via an Oxidation Process and Apparatus Suitable for Transportation to Contaminated Sites
    Publication number: 20230227335
    Abstract: Per- and polyfluoroalkyl substances (PFAS) are destroyed by oxidation in supercritical conditions. PFAS in water can be concentrated and prepared for destruction in a pretreatment phase. Following annihilation of the PFAS in supercritical conditions to levels below 5 parts per trillion (ppt), the water effluent can be used to recover heat, returned to sub-critical conditions, and then released back into the environment.
    Type: Application
    Filed: November 21, 2022
    Publication date: July 20, 2023
    Inventors: Lindy E. Dejarme, Kavitha Dasu, Russell R. Sirabian, Jeffrey Ellis, Dan Garbark, Nathan Bryant, John Tallarico, Joseph Casciano, Slawomir Winecki, David Holley, Joshua James, Keith Brown, Doug Hendry, Darwin Argumedo, Aaron Frank, Christopher Gordon Scheitlin, Michael M. Miller
  • METHOD FOR INTRA PREDICTION AND DEVICE THEREFOR
    Publication number: 20230232040
    Abstract: A method for intra prediction comprises determining a first MPM candidate corresponding to a left-side candidate block on the basis of a position of the left-side candidate block adjacent to a left side of a current block; determining a second MPM candidate corresponding to an upper-end candidate block on the basis of a position of the upper-end candidate block adjacent to an upper end of the current block; generating an MPM candidate list including a plurality of MPM candidates, on the basis of the first MPM candidate and the second MPM candidate; and determining one MPM candidate of the pluraity of the MPM candidates that constitute the MPM candidate list as an intra prediction mode of the current block, and performing intra prediction for the current block on the basis of the determined intra prediction mode to generate a prediction block corresponding to the current block.
    Type: Application
    Filed: March 23, 2023
    Publication date: July 20, 2023
    Inventors: Jaehyun LIM, Seungwook PARK, Yongjoon JEON, Jungsun KIM, Hendry HENDRY, Byeongmoon JEON, Joonyoung PARK, Chulkeun KIM, Naeri PARK
  • Method and device for entropy coding/decoding
    Patent number: 11706420
    Abstract: The present invention relates to an entropy decoding method which includes: generating context related to a bin that forms a codeword of a syntax element; and performing arithmetic decoding of the bin based on the context.
    Type: Grant
    Filed: March 26, 2021
    Date of Patent: July 18, 2023
    Assignee: LG ELECTRONICS INC.
    Inventors: Jaehyun Lim, Byeongmoon Jeon, Yongjoon Jeon, Seungwook Park, Jungsun Kim, Joonyoung Park, Hendry Hendry, Naeri Park, Chulkeun Kim
  • IMAGE ENCODING/DECODING METHOD AND APPARATUS FOR DETERMINING WHETHER OR NOT TO REFER TO PARAMETER SET ON BASIS OF OUTPUT LAYER SET, AND METHOD FOR TRANSMITTING BITSTREAM
    Publication number: 20230224469
    Abstract: An image encoding/decoding method and apparatus is provided. An image decoding method performed by an image decoding apparatus comprises determining reference availability of the parameter set for decoding the image coding data and decoding the image coding data based on the reference availability.
    Type: Application
    Filed: April 1, 2021
    Publication date: July 13, 2023
    Inventor: Hendry HENDRY
  • DPB OPERATION-BASED IMAGE OR VIDEO CODING
    Publication number: 20230224484
    Abstract: According to the disclosure of the present document, a decoded picture buffer (DPB) may be updated on the basis of DPB-related information. The DPB-related information may include a syntax element related to a maximum required size of the DPB. In updating the DPB, a bumping process may be invoked on the basis of a case where a first condition, in which the number of pictures in the DPB is neither greater than nor equal to a value obtained by adding 1 to a value of the syntax element related to the maximum required size of the DPB, is satisfied.
    Type: Application
    Filed: June 7, 2021
    Publication date: July 13, 2023
    Inventors: Seethal PALURI, Hendry HENDRY, Seunghwan KIM
  • IMAGE ENCODING/DECODING METHOD AND APPARATUS FOR SIGNALING PICTURE OUTPUT INFORMATION, AND COMPUTER-READABLE RECORDING MEDIUM IN WHICH BITSTREAM IS STORED
    Publication number: 20230224483
    Abstract: An image encoding/decoding method and apparatus for signaling picture output information and a recording medium storing a bitstream are provided. An image decoding method may comprise obtaining picture output information indicating whether a picture included in an output layer in a bitstream is output and performing processing in a DPB of the picture based on the picture output information. The picture output information of a first value may indicate output of the picture and the picture output information of a second value may indicate non-output of the picture. The bitstream may be restricted so that the output layer in the bitstream includes at least one picture whose picture output information is the first value.
    Type: Application
    Filed: June 9, 2021
    Publication date: July 13, 2023
    Inventors: Hyeong Moon JANG, Hendry HENDRY, JungHak NAM
  • METHOD AND APPARATUS FOR IMAGE ENCODING/DECODING ON BASIS OF POC MSB INFORMATION, AND RECORDING MEDIUM FOR STORING BITSTREAM
    Publication number: 20230224470
    Abstract: An image encoding/decoding method and apparatus is provided. The image decoding method comprises determining whether first information specifying a value of a picture order count (POC) most significant bit (MSB) cycle of a current picture is present in a picture header, determining a POC MSB of the current picture based on whether the first information is present in the picture header, and deriving a POC of the current picture based on the determined POC MSB. Based on the first information being not present in the picture header and the current picture being not a CLVSS (coded layer video sequence start) picture, a POC difference between the current picture and a previous picture preceding the current picture in decoding order may be less than half a maximum value of a POC least significant bit (LSB) of the current picture.
    Type: Application
    Filed: June 11, 2021
    Publication date: July 13, 2023
    Inventors: Hendry HENDRY, Hyeong Moon JANG, Jaehyun LIM, Nae Ri PARK, Seung Hwan KIM
  • Method for intra prediction and device therefor
    Patent number: 11700394
    Abstract: A method for intra prediction comprises determining a first MPM candidate corresponding to a left-side candidate block on the basis of a position of the left-side candidate block adjacent to a left side of a current block; determining a second MPM candidate corresponding to an upper-end candidate block on the basis of a position of the upper-end candidate block adjacent to an upper end of the current block; generating an MPM candidate list including a plurality of MPM candidates, on the basis of the first MPM candidate and the second MPM candidate; and determining one MPM candidate of the plurality of the MPM candidates that constitute the MPM candidate list as an intra prediction mode of the current block, and performing intra prediction for the current block on the basis of the determined intra prediction mode to generate a prediction block corresponding to the current block.
    Type: Grant
    Filed: July 19, 2021
    Date of Patent: July 11, 2023
    Assignee: LG ELECTRONICS INC.
    Inventors: Jaehyun Lim, Seungwook Park, Yongjoon Jeon, Jungsun Kim, Hendry Hendry, Byeongmoon Jeon, Joonyoung Park, Chulkeun Kim, Naeri Park
  • METHOD FOR ENCODING/DECODING IMAGE AND DEVICE THEREOF
    Publication number: 20230217043
    Abstract: A method for image decoding, according to the present invention, includes the following steps: receiving image information including a plurality of filter coefficients; generating a restored block for a current block on the basis of the image information; and applying an adaptive loop filter to the restored block on the basis of the plurality of filter coefficients. According to the present invention, image encoding efficiency may be improved, and complexity may be reduced.
    Type: Application
    Filed: December 30, 2022
    Publication date: July 6, 2023
    Inventors: Jaehyun LIM, Seungwook PARK, Yongjoon JEON, Chulkeun KIM, Jungsun KIM, Naeri PARK, Hendry HENDRY, Byeongmoon JEON, Joonyoung PARK
  • METHOD AND DEVICE FOR INTRA PREDICTION
    Publication number: 20230217031
    Abstract: A method for decoding an image according to the present invention comprises the steps of: receiving and decoding MPM index information for indicating an MPM candidate which is to be used as an intra prediction mode of a current block; generating an MPM candidate list containing a plurality of MPM candidates for the current block; determining the MPM candidate indicated by the decoded MPM index information as the intra prediction mode of the current block, among the plurality of the MPM candidates which constitute the MPM candidate list; and generating a prediction block corresponding to the current block by performing intra prediction for the current block based on the determined intra prediction mode.
    Type: Application
    Filed: March 9, 2023
    Publication date: July 6, 2023
    Inventors: Joonyoung PARK, Byeongmoon JEON, Yongjoon JEON, Seungwook PARK, Jungsun KIM, Jaehyun LIM, Hendry HENDRY, Naeri PARK, Chulkeun KIM
  • PREDICTION WEIGHTED TABLE-BASED IMAGE/VIDEO CODING METHOD AND APPARATUS
    Publication number: 20230217015
    Abstract: A video decoding method executed by a video decoding apparatus according to the present document comprises the steps of: parsing a flag associated with weighted prediction from a bitstream; on the basis of the flag, parsing a prediction weighted table syntax from the bitstream; and on the basis of the prediction weighted table syntax, executing a weighted prediction on a current block in a current picture to reconstruct the current picture, wherein on the basis of the value of the flag being 1, the prediction weighted table syntax may be parsed from a picture header of the bitstream, and on the basis of the value of the flag being 0, the prediction weighted table syntax may be parsed from a slice header of the bitstream.
    Type: Application
    Filed: March 13, 2023
    Publication date: July 6, 2023
    Inventors: Seethal PALURI, Hendry HENDRY, Jie ZHAO, Seunghwan KIM
  • Image decoding method and device using DPB parameter for OLS
    Patent number: 11695923
    Abstract: An image decoding method performed by a decoding device according to the present document comprises the steps of: obtaining image information including an output layer set (OLS) decoded picture buffer (DPB) parameter index for a target OLS and DPB parameter information; deriving DPB parameter information for the target OLS on the basis of the OLS DPB parameter index; performing a picture management process on pictures of a DPB on the basis of the DPB parameter information for the target OLS; configuring a reference picture list for a current picture on the basis of the pictures of the DPB; and performing an inter prediction on a block in the current picture on the basis of the reference picture list.
    Type: Grant
    Filed: May 19, 2022
    Date of Patent: July 4, 2023
    Assignee: LG Electronics Inc.
    Inventor: Hendry Hendry
  • Systems and methods for temporarily disabling user control interfaces during attachment of an electronic device
    Patent number: 11694435
    Abstract: Systems and methods of disabling user control interfaces during attachment of a wearable electronic device to a portion of a user's clothing or accessory are disclosed. The wearable electronic device can include inertial measurement units (IMUs), optical sources, optical sensors or electromagnetic sensors. Based on the information provided by the IMUs, optical sources, optical sensors or electromagnetic sensors, an electrical processing and control system can make a determination that the electronic device is being grasped and picked up for attaching to a portion of a user's clothing or accessory or that the electronic device is in the process of being attached to a portion of a user's clothing or accessory and temporarily disable one or more user control interfaces disposed on the outside of the wearable electronic device.
    Type: Grant
    Filed: June 18, 2019
    Date of Patent: July 4, 2023
    Assignee: MAGIC LEAP, INC.
    Inventors: Carlos Julio Suate Pedroza, Todd Daniel Hendry, Guillermo Padin Rohena, Paul M. Greco, Vinosh Christopher Diptee, Evan Francis Rynk
  • Mixed NAL unit type based-video encoding/decoding method and apparatus, and method for transmitting bitstream
    Patent number: 11695934
    Abstract: Disclosed herein are an image encoding and decoding method and apparatus. The image decoding method may include obtaining video coding layer (VCL) network abstraction layer (NAL) unit type information of a current picture from a bitstream, determining a NAL unit type of each of a plurality of slices included in the current picture, based on the obtained VCL NAL unit type information, and decoding the plurality of slices based on the determined NAL unit type. The current picture may include a first subpicture and a second subpicture having different NAL unit types based on that at least some of the plurality of slices have different NAL unit types, and a NAL unit type of the second subpicture may be determined based on a NAL unit type of the first subpicture.
    Type: Grant
    Filed: July 29, 2022
    Date of Patent: July 4, 2023
    Assignee: LG Electronics Inc.
    Inventor: Hendry Hendry
  • Video encoding/decoding method and apparatus for signaling DPB parameter, and computer-readable recording medium storing bitstream
    Patent number: 11695964
    Abstract: An image encoding/decoding method and apparatus for signaling a VPS and a recording medium storing a bitstream are provided. An image decoding method may comprise obtaining first information indicating whether each output layer set (OLS) specified by a video parameter set (VPS) includes only one layer, obtaining second information indicating the number of decoded picture buffer (DPB) parameter syntax structures in the VPS, based on the first information, obtaining the DPB parameter syntax structures in the VPS based on the second information, and managing a DPB based on the DPB parameter syntax structures.
    Type: Grant
    Filed: September 28, 2022
    Date of Patent: July 4, 2023
    Assignee: LG ELECTRONICS INC.
    Inventors: Seethal Paluri, Hendry Hendry, Seung Hwan Kim