Patents by Inventor In-Oh Hwang

In-Oh Hwang 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: 10694230
    Abstract: An apparatus and a method for transmitting a multimedia frame through a heterogeneous network in a broadcast system supporting a multimedia service based on an internet protocol are provided. The method includes generating header information including a frame identifier distinguishing a multimedia frame and information measuring a quality of a connection service between network layers and end-to-end network capabilities, and combining the header information and multimedia data to configure the multimedia frame.
    Type: Grant
    Filed: April 13, 2015
    Date of Patent: June 23, 2020
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Kyung-Mo Park, Sung-Oh Hwang, Jae-Yeon Song
  • Publication number: 20200192759
    Abstract: There are provided a memory system and an operating method thereof. A memory system includes: a plurality of storage regions, each including a plurality of memory cells; and a controller configured to provide a plurality of read retry sets, determine an applying order of the plurality of read retry sets based on characteristics of a read error occurred in a first storage region among the plurality of storage regions, and apply at least one of the read retry sets, based on the applying order, for a read retry operation performed on the first storage region.
    Type: Application
    Filed: February 24, 2020
    Publication date: June 18, 2020
    Inventors: Nam Oh HWANG, Yong-Tae KIM, Soong-Sun SHIN, Duck-Hoi KOO
  • Patent number: 10659519
    Abstract: A method and apparatus for transmitting and receiving content is provided. A method for transmitting content in a transmitter includes generating a file with one or more packages including at least one asset, and transmitting the generated file to a terminal.
    Type: Grant
    Filed: September 28, 2012
    Date of Patent: May 19, 2020
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Sung-Ryeul Rhyu, Kyung-Mo Park, Jae-Yeon Song, Sung-Oh Hwang
  • Publication number: 20200144410
    Abstract: Provided is a thin film transistor. The thin film transistor includes a substrate, a channel part extending on the substrate in a first direction parallel to an upper surface of the substrate, source/drain electrodes connected to both ends of the channel part in the first direction, and a gate electrode spaced apart from the channel part in a second direction intersecting the first direction and parallel to the upper surface of the substrate. Each of the channel part, the source/drain electrodes, and the gate electrode is provided as a single layer.
    Type: Application
    Filed: November 4, 2019
    Publication date: May 7, 2020
    Applicant: ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTE
    Inventors: Himchan OH, Sun Jin YUN, Jeong Ik LEE, Chi-Sun HWANG
  • Publication number: 20200137432
    Abstract: The present disclosure provides a data transmission method of a system in an IP based broadcasting network, the data transmission method comprising the steps of: generating an MPEG media transport protocol (MMTP) packet using a media processing unit (MPU) for a service; generating an IP packet using the MMTP packet; generating a layer 2 (L2) packet using the IP packet and generating a layer 1 (L1) packet stream using the L2 packet; and transmitting the L1 packet stream, wherein absolute time information of the system is included in one of a transmission frame of the L1 packet stream and the L2 packet.
    Type: Application
    Filed: December 26, 2019
    Publication date: April 30, 2020
    Inventors: Sung-Oh Hwang, Hyun-Koo Yang, Kyung-Mo Park, Young-Kwon Lim, Ji-Eun Keum
  • Patent number: 10630603
    Abstract: An apparatus and method for transmitting a multimedia data packet are provided. The method includes receiving Bottom-up Network Abstraction Layer (B-NAL) information from a network entity, determining a media data quality based on the received B-NAL information and generating media data having the determined media data quality, and generating a packet including the generated media data and transmitting the packet to the network entity.
    Type: Grant
    Filed: February 24, 2017
    Date of Patent: April 21, 2020
    Assignees: Samsung Electronics Co., Ltd., University-Industry Cooperation Group of Kyung Hee University
    Inventors: Sung-Oh Hwang, Kyung-Mo Park, Jae-Yeon Song, Doug Young Suh, Yong-Il Kwon
  • Publication number: 20200106540
    Abstract: A method for receiving a multimedia service is provided. The method includes receiving service specific information for at least one multimedia service provided from different networks, selecting one service based on the service specific information, and receiving the selected service. The service specific information includes one of a first service map table including information about at least one service which is transmitted over a plurality of logical channels, and a second service map table including information about at least one service which is transmitted over a single logical channel. Each of the first and second service map tables includes asset-related information.
    Type: Application
    Filed: December 2, 2019
    Publication date: April 2, 2020
    Inventors: Sung-Oh HWANG, Yong-Han KIM, Kyung-Mo PARK, Sung-Ryeul RHYU
  • Patent number: 10609106
    Abstract: An interface is provided for providing a media service. The interface includes an encapsulation layer for encapsulating coded media data, a delivery layer for transmitting the encapsulated media data to another entity, and a control layer for controlling transmission of the media data.
    Type: Grant
    Filed: January 17, 2014
    Date of Patent: March 31, 2020
    Assignee: Samsung Electronics Co., Ltd
    Inventors: Sung-Oh Hwang, Ji-Eun Keum, Jae-Yeon Song, Sung-Ryeul Rhyu, Kyung-Mo Park
  • Patent number: 10595065
    Abstract: A server for transmitting and receiving messages for a Signaling (S) layer in a Moving Picture Experts Group (MPEG) Media Transport (MMT) is provided. The server includes a first sub-layer of the S layer for producing first messages to provide information used for the use of MPEG a second sub-layer of the S layer for producing second messages to provide information used for delivering MPEG media, and a Delivery (D) layer for making external and internal deliveries of the first and the second messages, wherein each of the first and the second messages includes at least one field corresponding to each of the message type, version, length, extension field and payload.
    Type: Grant
    Filed: February 20, 2018
    Date of Patent: March 17, 2020
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Sung-Oh Hwang, Yong-Han Kim, Kyung-Mo Park, Sung-Ryeul Rhyu, Jae-Yeon Song
  • Patent number: 10579458
    Abstract: A device includes a connector configured to be coupled to a storage device. The device also includes a controller coupled to the connector and powered via the connector. The controller is configured to receive log data from the storage device while powered via the connector. The controller is also configured to transmit the log data via a wireless interface to a remote device.
    Type: Grant
    Filed: June 3, 2016
    Date of Patent: March 3, 2020
    Assignee: SANDISK TECHNOLOGIES LLC
    Inventors: Jae-In Ko, Insoo Yoon, Jung Oh Kweon, Sun Mi Hwang
  • Patent number: 10573380
    Abstract: There are provided a memory system and an operating method thereof. A memory system includes: a memory device configured to generate first read voltages and second read voltages, based on initial read voltages and first and second offset voltages, in response to a user read command, and output first data and second data, which are acquired by performing read operations on multi-bit memory cells, based on the first read voltages and the second read voltages; and a memory controller configured to output the user read command, wherein the memory controller includes a state counter configured to count numbers of data bits respectively corresponding to a plurality of threshold voltage states from the first data and the second data, and extract numbers of memory cells respectively included in a plurality of threshold voltage regions divided by the first read voltages and the second read voltages by calculating the counted result.
    Type: Grant
    Filed: April 24, 2018
    Date of Patent: February 25, 2020
    Assignee: SK hynix Inc.
    Inventor: Nam Oh Hwang
  • Publication number: 20200053140
    Abstract: An apparatus and a method for transmitting multimedia data in a broadcast system are provided. A method for constructing a payload for a multimedia frame to be transmitted via a heterogeneous network, in a broadcast system that supports an Internet protocol-based multimedia service, includes dividing the data so as to transmit data of at least one media type and constructing a data region based on each datum of the divided data, constructing a header region including information on the state of the data contained in the data region and/or information on the data region, and combining the data region and the header region to construct a payload for the multimedia frame.
    Type: Application
    Filed: October 16, 2019
    Publication date: February 13, 2020
    Inventors: Kyung-Mo PARK, Sung-Oh HWANG, Jae-Yeon SONG
  • Patent number: 10555030
    Abstract: The present invention provides a method and an apparatus for reproducing multimedia data in a broadcasting and communication system. The apparatus for reproducing multimedia data according to an embodiment of the present invention comprises: a receiver for receiving multimedia data; a data processor for processing the received multimedia data and extracting a data unit and signaling information; a synchronization information processor for extracting synchronization information related to a broadcasting image provided by a current service from the signaling information; a service demultiplexer for extracting audio data or video data from the data unit; and a broadcasting image reproducer for decoding the audio data or video data, and reproducing the decoded audio data or decoded video data on the basis of the synchronization information.
    Type: Grant
    Filed: January 8, 2015
    Date of Patent: February 4, 2020
    Assignees: Samsung Electronics Co., Ltd., Kyonggi University Industry & Academia Cooperation Foundation
    Inventors: Sung-Oh Hwang, Byoung-Dai Lee, Hyun-Koo Yang, Sung-Hee Hwang
  • Patent number: 10547884
    Abstract: The present disclosure provides a data transmission method of a system in an IP based broadcasting network, the data transmission method comprising the steps of: generating an MPEG media transport protocol (MMTP) packet using a media processing unit (MPU) for a service; generating an IP packet using the MMTP packet; generating a layer 2 (L2) packet using the IP packet and generating a layer 1 (L1) packet stream using the L2 packet; and transmitting the L1 packet stream, wherein absolute time information of the system is included in one of a transmission frame of the L1 packet stream and the L2 packet.
    Type: Grant
    Filed: June 23, 2015
    Date of Patent: January 28, 2020
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Sung-Oh Hwang, Hyun-Koo Yang, Kyung-Mo Park, Young-Kwon Lim, Ji-Eun Keum
  • Patent number: 10542065
    Abstract: A method and an apparatus of transmitting media content in a multimedia system are provided. The method includes determining a transmission unit for transmitting at least one multimedia source related to the media content, generating a data stream including header information and the at least one multimedia source according to the determined transmission unit, and transmitting the data stream through a communication network.
    Type: Grant
    Filed: October 22, 2018
    Date of Patent: January 21, 2020
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Kyung-Mo Park, Sung-Ryeul Rhyu, Sung-Oh Hwang, Jae-Yeon Song
  • Patent number: 10535293
    Abstract: In a method of operating a display device, it is determined whether an image represented by input image data is a single color image, it is determined whether the image represented by the input image data is a low gray image, compensated image data are generated by adding sub-pixel data corresponding to a color different from a color of the single color image to the input image data when the image represented by the input image data is the single color image and the low gray image, and an image is displayed based on the compensated image data.
    Type: Grant
    Filed: May 31, 2018
    Date of Patent: January 14, 2020
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Jun-Ho Hwang, Choonyul Oh, Sunjoon Hwang, Dongjun Han
  • Patent number: 10523399
    Abstract: A method for transmitting multimedia data delivery characteristics information by a multimedia data transmission apparatus in a multimedia communication system is provided. The method includes transmitting, to a multimedia data reception apparatus, an element indicating whether multimedia data delivery characteristics information denoting information related to a Quality of Service (QoS) for multimedia data is included, and the multimedia data delivery characteristics information if the element indicates that the multimedia data delivery characteristics information is included.
    Type: Grant
    Filed: October 11, 2013
    Date of Patent: December 31, 2019
    Assignees: Samsung Electronics Co., Ltd., University-Industry Cooperation Group of Kyung Hee University
    Inventors: Kyung-Mo Park, Doug-Young Suh, Sung-Ryeul Rhyu, Sung-Oh Hwang, Yong-Hun Lee, Jae-Yeon Song
  • Publication number: 20190394506
    Abstract: A method for transmitting media data in a Moving Picture Experts Group (MPEG) Media Transport (MMT) system is provided. The method includes receiving a Media Processing Unit (MPU) fragmented into one or more Media Fragment Units (MFUs), generating one or more multimedia data packets each including a packet header and a payload, based on the MPU, and transmitting the one or more multimedia data packets to a terminal. A payload header included in the payload includes identification information indicating an MPU to which at least one MFU included in the payload belongs, and a counter indicating the number of the at least one MFU.
    Type: Application
    Filed: September 9, 2019
    Publication date: December 26, 2019
    Inventors: Kyung-Mo PARK, Sung-Oh HWANG, Sung-Ryeul RHYU, Jae-Yeon SONG
  • Patent number: 10506007
    Abstract: An apparatus and a method for transmitting multimedia data in a broadcast system are provided. A method for constructing a payload for a multimedia frame to be transmitted via a heterogeneous network, in a broadcast system that supports an Internet protocol-based multimedia service, includes dividing the data so as to transmit data of at least one media type and constructing a data region based on each datum of the divided data, constructing a header region including information on the state of the data contained in the data region and/or information on the data region, and combining the data region and the header region to construct a payload for the multimedia frame.
    Type: Grant
    Filed: October 1, 2018
    Date of Patent: December 10, 2019
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Kyung-Mo Park, Sung-Oh Hwang, Jae-Yeon Song
  • Patent number: 10498788
    Abstract: A method for transmitting complex multimedia data is provided. The method includes selecting one of a data headers composed of basic transmission units determined according to an amount of multimedia included in the complex multimedia data, generating a basic transmission unit of the complex multimedia data according to the selected data header, packetizing the complex multimedia data in the basic transmission unit, and transmitting the packetized complex multimedia data to a receiver.
    Type: Grant
    Filed: February 7, 2019
    Date of Patent: December 3, 2019
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Kyung-Mo Park, Sung-Ryeul Rhyu, Sung-Oh Hwang, Jae-Yeon Song