Patents by Inventor Woo-jin Han

Woo-jin Han 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).

  • Publication number: 20190289599
    Abstract: A communication method using a plurality of wireless communication schemes includes acquiring information about time durations for communicating using a first communication scheme and a second communication scheme, determining whether a time duration for communicating using the second communication scheme is within the predefined time, comparing a number of stored response messages to a threshold value based on a result of the determining, setting a number of response messages to be transmitted in a time duration for communicating using the first communication scheme based on a result of the comparing, and transmitting at least one response message using the first communication scheme based on setting of the number of response messages to be transmitted.
    Type: Application
    Filed: May 22, 2019
    Publication date: September 19, 2019
    Inventors: Sang-soon LIM, Woo-jin PARK, Dae-hyun BAN, Kyu-haeng LEE, Seong-won HAN
  • Patent number: 10419751
    Abstract: A video encoding method and apparatus and a video decoding method and apparatus are provided. The video encoding method includes: prediction encoding in units of a coding unit as a data unit for encoding a picture, by using partitions determined based on a first partition mode and a partition level, so as to select a partition for outputting an encoding result from among the determined partitions; and encoding and outputting partition information representing a first partition mode and a partition level of the selected partition. The first partition mode represents a shape and directionality of a partition as a data unit for performing the prediction encoding on the coding unit, and the partition level represents a degree to which the coding unit is split into partitions for detailed motion prediction.
    Type: Grant
    Filed: December 26, 2018
    Date of Patent: September 17, 2019
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Chang-Hyun Lee, Tammy Lee, Jianle Chen, Dae-sung Cho, Woo-jin Han, Il-koo Kim
  • Patent number: 10412411
    Abstract: Provided are a method and apparatus for encoding a video and a method and apparatus for decoding a video. The encoding method includes: splitting a picture of the video into one or more maximum coding units; encoding the picture based on coding units according to depths which are obtained based on a partition type determined according to the depths of the coding units according to depths, determining coding units according to coded depths with respect to each of the coding units according to depths, and thus determining coding units having a tree structure; and outputting data that is encoded based on the partition type and the coding units having the tree structure, information about the coded depths and an encoding mode, and coding unit structure information indicating a size and a variable depth of a coding unit.
    Type: Grant
    Filed: February 23, 2018
    Date of Patent: September 10, 2019
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Jung-hye Min, Woo-jin Han, Il-koo Kim
  • Patent number: 10392702
    Abstract: Provided is a substrate processing apparatus, and more particularly, a batch-type substrate processing apparatus where processes can be performed independently on a plurality of substrates. The substrate processing apparatus includes a substrate boat including a plurality of partition plates and a plurality of connection rods, an internal reaction tube, a gas supply unit, and an exhaust unit, and a plurality of substrates are loaded to be separated from the partition plates.
    Type: Grant
    Filed: July 19, 2016
    Date of Patent: August 27, 2019
    Assignee: EUGENE TECHNOLOGY CO., LTD.
    Inventors: Woo Duck Jung, Kyu Jin Choi, Song Hwan Park, Seong Min Han, Sung Ha Choi
  • Publication number: 20190222245
    Abstract: An example operation method for an electronic device having a plurality of antennas including a first antenna and a second antenna is disclosed. According to one embodiment, the operation method for an electronic device can comprise the steps of: communicating with a first external electronic device through the first antenna and the second antenna based on a first communication scheme during a first period; and communicating with the first external electronic device through the first antenna based on the first communication scheme, and with a second external electronic device through the second antenna based on a second communication scheme, during a second period.
    Type: Application
    Filed: February 17, 2017
    Publication date: July 18, 2019
    Inventors: Sang-Soon LIM, Woo-Jin PARK, Dae-Hyun BAN, Kyu-Haeng LEE, Seong-Won HAN
  • Patent number: 10327239
    Abstract: A communication method using a plurality of wireless communication schemes is provided. The method includes receiving at least one data segment transmitted using a first communication scheme from among the plurality of wireless communication schemes; generating a response message for the received at least one data segment; storing the generated response message; comparing a number of stored response messages to a threshold value; setting a number of response messages to be transmitted in a time duration for communicating using the first communication scheme from among the plurality of wireless communication schemes based on a result of the comparison; and transmitting at least one response message using the first communication scheme based on the setting of the number of response messages to be transmitted, wherein the time duration for communicating using the first communication scheme is set to be located between time durations for communicating using a second communication scheme.
    Type: Grant
    Filed: December 9, 2016
    Date of Patent: June 18, 2019
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Sang-soon Lim, Woo-jin Park, Dae-hyun Ban, Kyu-haeng Lee, Seong-won Han
  • Patent number: 10305539
    Abstract: A method for controlling an electronic apparatus and a method therefor are disclosed. The electronic device may be configured as a master device configured to control a piconet in a wireless communication network including a plurality of piconets. The controlling method includes periodically receiving, from an external coordinator device, radio frequency channel state information, virtual address information, and clock information corresponding to the piconet allocated by the coordinator device, and performing wireless data communication based on the radio frequency channel state information, the virtual address information, and the clock information.
    Type: Grant
    Filed: March 10, 2017
    Date of Patent: May 28, 2019
    Assignees: Samsung Electronics Co., Ltd., Seoul National University R&DB Foundation
    Inventors: Sangsoon Lim, Weiping Sun, Sunghyun Choi, Woo-jin Park, Dae-hyun Ban, Seong-won Han
  • Patent number: 10304734
    Abstract: A semiconductor device includes a first insulating interlayer on a substrate, metal lines in the first insulating interlayer, a first air gap between the metal lines in a first region of the substrate and a second air gap between the first insulating interlayer and at least one of the metal lines in a second region of the substrate, a liner layer covering top surfaces and side walls of the metal lines and a top surface and a side wall of the first insulating interlayer, adjacent to the first and second air gaps, and a second insulating interlayer on the liner layer and contacting the liner layer.
    Type: Grant
    Filed: July 26, 2018
    Date of Patent: May 28, 2019
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Woo Kyung You, Jong Min Baek, Sang Shin Jang, Byung Hee Kim, Vietha Nguyen, Nae In Lee, Woo Jin Lee, Eun Ji Jung, Kyu Hee Han
  • Patent number: 10306262
    Abstract: A method of encoding a video is provided, the method includes: determining a filtering boundary on which deblocking filtering is to be performed based on at least one data unit from among a plurality of coding units that are hierarchically configured according to depths indicating a number of times at least one maximum coding unit is spatially spilt, and a plurality of prediction units and a plurality of transformation units respectively for prediction and transformation of the plurality of coding units, determining filtering strength at the filtering boundary based on a prediction mode of a coding unit to which pixels adjacent to the filtering belong from among the plurality of coding units, and transformation coefficient values of the pixels adjacent to the filtering boundary, and performing deblocking filtering on the filtering boundary based on the determined filtering strength.
    Type: Grant
    Filed: June 22, 2018
    Date of Patent: May 28, 2019
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Woo-jin Han, Elena Alshina, Jung-hye Min, Alexander Alshin, Il-koo Kim, Nikolay Shlyakhov, Tammy Lee, Sun-il Lee, Min-su Cheon, Jianle Chen, Vadim Seregin, Yoon-mi Hong
  • Publication number: 20190132587
    Abstract: A video encoding method and apparatus and a video decoding method and apparatus are provided. The video encoding method includes: prediction encoding in units of a coding unit as a data unit for encoding a picture, by using partitions determined based on a first partition mode and a partition level, so as to select a partition for outputting an encoding result from among the determined partitions; and encoding and outputting partition information representing a first partition mode and a partition level of the selected partition. The first partition mode represents a shape and directionality of a partition as a data unit for performing the prediction encoding on the coding unit, and the partition level represents a degree to which the coding unit is split into partitions for detailed motion prediction.
    Type: Application
    Filed: December 26, 2018
    Publication date: May 2, 2019
    Applicant: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Chang-Hyun LEE, Tammy LEE, Jianle CHEN, Dae-sung CHO, Woo-jin HAN, Il-koo KIM
  • Patent number: 10257530
    Abstract: A decoding apparatus for decoding an image by obtaining transformation coefficients of a sub residual block based on location information of at least one non-zero transformation coefficient and level information of the at least one non-zero transformation coefficient obtained from a bitstream.
    Type: Grant
    Filed: February 11, 2015
    Date of Patent: April 9, 2019
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Min-su Cheon, Jung-hye Min, Woo-jin Han
  • Patent number: 10225551
    Abstract: A method of decoding an image in which wherein, when a prediction mode is an inter prediction mode, not an intra prediction mode, a size of at least one prediction unit in the coding unit is determined independently from a size of at least one transformation unit in the coding unit.
    Type: Grant
    Filed: March 12, 2018
    Date of Patent: March 5, 2019
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Min-su Cheon, Woo-jin Han, Hae-kyung Jung, Il-koo Kim, Tammy Lee, Jianle Chen
  • Patent number: 10218998
    Abstract: An encoding method and apparatus and a decoding method and apparatus for determining a motion vector of a current block based on a motion vector of at least one previously-encoded or previously-decoded block are provided. The decoding method includes: decoding information regarding a prediction direction from among a first direction, a second direction, and bi-directions, and information regarding pixel values of the current block; determining the prediction direction in which the current block is to be predicted, based on the decoded information regarding the prediction direction, and determining a motion vector for predicting the current block in the determined prediction direction; and restoring the current block, based on the determined motion vector and the decoded information regarding the pixel values, wherein the first direction is a direction from a current picture to a previous picture, and the second direction is a direction from the current picture to a subsequent picture.
    Type: Grant
    Filed: February 8, 2018
    Date of Patent: February 26, 2019
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Tammy Lee, Woo-Jin Han
  • Patent number: 10218982
    Abstract: A method of decoding video, the method including receiving and parsing a bitstream which includes encoded video; extracting encoded image data relating to a current picture, which image data is assigned to at least one maximum coding unit, information relating to a coded depth and an encoding mode for each of the at least one maximum coding unit, and filter coefficient information for performing loop filtering on the current picture, from the bitstream; decoding the encoded image data in units of the at least one maximum coding unit, based on the information relating to the coded depth and the encoding mode for each of the at least one maximum coding unit; and performing deblocking on the decoded image data relating to the current picture, and performing loop filtering on the deblocked data, based on continuous one-dimensional (1D) filtering.
    Type: Grant
    Filed: January 18, 2018
    Date of Patent: February 26, 2019
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Tammy Lee, Woo-Jin Han, Il-Koo Kim
  • Patent number: 10212427
    Abstract: Provided are a method and apparatus for encoding a video by using block merging and a method and apparatus for decoding a video by using block merging. The method of encoding includes: determining an encoding mode indicating a current data unit for encoding of a picture and an encoding method including prediction encoding performed for the current data unit; determining an occurrence of merging with at least one neighboring data unit based on at least one of the encoding mode and a prediction mode; and determining prediction mode information, merging related information, and prediction related information, and determining encoding information of the data unit including the prediction mode information, the merging related information, and the prediction related information.
    Type: Grant
    Filed: June 9, 2014
    Date of Patent: February 19, 2019
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Tammy Lee, Woo-jin Han, Il-koo Kim, Sun-il Lee
  • Patent number: 10212452
    Abstract: An apparatus for decoding an image, the apparatus including an entropy decoder configured to extract an intra prediction mode of a current block, and an intra prediction performer configured to determine a number of neighboring pixels located on a left side of the current block or an upper side of the current block, determine a location of one or more neighboring pixels, the intra prediction mode indicating a particular direction among a plurality of directions, the particular direction being indicated by using one of a dx number in a horizontal direction and a fixed number in a vertical direction, and the location of the one or more neighboring pixels being determined based on a shift operation.
    Type: Grant
    Filed: May 4, 2017
    Date of Patent: February 19, 2019
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Jung-hye Min, Sun-il Lee, Woo-jin Han
  • Patent number: 10205942
    Abstract: A video encoding method and apparatus and a video decoding method and apparatus are provided. The video encoding method includes: prediction encoding in units of a coding unit as a data unit for encoding a picture, by using partitions determined based on a first partition mode and a partition level, so as to select a partition for outputting an encoding result from among the determined partitions; and encoding and outputting partition information representing a first partition mode and a partition level of the selected partition. The first partition mode represents a shape and directionality of a partition as a data unit for performing the prediction encoding on the coding unit, and the partition level represents a degree to which the coding unit is split into partitions for detailed motion prediction.
    Type: Grant
    Filed: September 15, 2017
    Date of Patent: February 12, 2019
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Chang-Hyun Lee, Tammy Lee, Jianle Chen, Dae-sung Cho, Woo-jin Han, Il-koo Kim
  • Patent number: 10178401
    Abstract: A method of decoding including obtaining transformation coefficients of a sub residual block based on location information of a non-zero transformation coefficient and level information of the non-zero transformation coefficient obtained from a bitstream.
    Type: Grant
    Filed: February 11, 2015
    Date of Patent: January 8, 2019
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Min-su Cheon, Jung-hye Min, Woo-jin Han
  • Patent number: D852346
    Type: Grant
    Filed: April 24, 2017
    Date of Patent: June 25, 2019
    Inventors: Woo In Park, Sang Jun Han, Woo Jin Han
  • Patent number: RE47544
    Abstract: Provided are a method of manufacturing an organic light emitting display device and an organic light emitting display device manufactured by the method. The method includes calculating a peak-luminance current density for each of a red sub-pixel, a blue sub-pixel, a green sub-pixel, and a white sub-pixel, calculating an average use current density for each of the red sub-pixel, blue sub-pixel, green sub-pixel, and white sub-pixel; determining a size of each sub-pixel with the peak-luminance current density and the average use current density, and forming the sub-pixels with the determined sizes of the respective sub-pixels. The present invention sets the size of each sub-pixel in consideration of a peak-luminance current density and an average use current density, thus easily achieving the peak luminance and enhancing the color-coordinate life.
    Type: Grant
    Filed: June 30, 2016
    Date of Patent: July 30, 2019
    Assignee: LG Display Co., Ltd.
    Inventors: Hwa Kyung Kim, Byung Chul Ahn, Chang Wook Han, Woo Jin Nam, Hong Seok Choi, Yoon Heung Tak, Shinji Takasugi