Patents by Inventor Hyeonjae Lee

Hyeonjae Lee 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).

  • Device and method for transmitting and receiving data using HDMI
    Patent number: 9779687
    Abstract: The present invention discloses a method for transmitting and receiving data of a sink device by using HDMI (High Definition Media Interface). A method for transmitting and receiving data of a source device by using HDMI comprises requesting a sink device to read out EDID (Extended Display Identification Data) when the sink device is connected; receiving from the sink device EDID including decompression capability information of the sink device; transmitting operation parameter information determined on the basis of the EDID, where the operation parameter information includes compression metadata; and transmitting the compressed video data.
    Type: Grant
    Filed: March 12, 2015
    Date of Patent: October 3, 2017
    Assignee: LG ELECTRONICS INC.
    Inventors: Jangwoong Park, Hyeonjae Lee, Hyunsik Yang
  • Method and apparatus for calculating location of electronic device
    Patent number: 9781561
    Abstract: The present invention relates to a method and apparatus of calculating a location of an electronic device. The present invention comprises receiving a common packet from a host device, the common packet containing at least any one of frequency-related information or information on a time when a data packet is transmitted; receiving the data packet based on the information contained in the common packet, the data packet containing at least any one of location-related information or antenna-related information of the host device; obtaining angle information indicating a location relation with the host device using at least any one of the location-related information or the antenna-related information of the received data packet; and calculating the location of the electronic device based on the angle information.
    Type: Grant
    Filed: July 3, 2014
    Date of Patent: October 3, 2017
    Assignee: LG Electronics Inc.
    Inventors: Seungryul Yang, Minsoo Lee, Jangwoong Park, Jingu Choi, Younghwan Kwon, Jaeho Lee, Hyeonjae Lee
  • Method for receiving media and device thereof
    Patent number: 9774899
    Abstract: A method for receiving media according to one embodiment comprises the following steps: selecting a receiving channel; receiving a media transport stream transmitted through the receiving channel; generating a media storage stream based on the received media transport stream; and recording the media storage stream. The media transport stream comprises at least one sync bite which represents data removed from the media transport stream.
    Type: Grant
    Filed: January 5, 2016
    Date of Patent: September 26, 2017
    Assignee: LG ELECTRONICS INC.
    Inventors: Kyungho Kim, Jinpil Kim, Waqar Zia, Hyeonjae Lee
  • Method and device for playing contents
    Patent number: 9773100
    Abstract: The present invention provides a method for playing contents, which are stored in a storage device connected via at least one interface, the method comprising: detecting a connection of the storage device; transmitting transaction information stored in the detected storage device to a license server, wherein the transaction information includes transaction identification information which identifies a corresponding transaction and a user; receiving, from the license server, license information allowing to play the contents; and playing the contents on the basis of the license information, wherein the license information includes a license file and a license key.
    Type: Grant
    Filed: February 27, 2014
    Date of Patent: September 26, 2017
    Assignee: LG ELECTRONICS INC.
    Inventors: Minsoo Lee, Sunghyun Cho, Soojin Hwang, Suk Kim, Hyeonjae Lee, Younghwan Kwon, Jinpil Kim, Jaekoo Lee, Jingu Choi
  • Power device, power control device, and operating method therefor
    Patent number: 9772669
    Abstract: A method of operating a power control device that controls a power device includes subscribing an event for a change in a resource usage state of the power device; and receiving the event for the change in the resource usage state of the power device if the resource usage state of the power device is changed.
    Type: Grant
    Filed: May 21, 2013
    Date of Patent: September 26, 2017
    Assignee: LG ELECTRONICS INC.
    Inventors: Younghwan Kwon, Jangwoong Park, Janghun Bae, Hyeonjae Lee, Seungryul Yang
  • METHOD FOR TRANSCEIVING MEDIA FILES AND DEVICE FOR TRANSMITTING/RECEIVING USING SAME
    Publication number: 20170272840
    Abstract: A method and apparatus for transmitting and receiving an MPEG-2 TS-based media file are provided. In the method of transmitting an MPEG2 Transport Stream (TS)-based media file, a Presentation Time Stamp (PTS) of a Presentation Unit (PU) is mapped to a Media Presentation Time (MPT) for synchronization with other media with respect to at least one program element forming a program included in the media file; and synchronization information including the mapped media presentation time is transmitted together with the media file, wherein the media presentation time is provided for a first PU in a segment of the transmitted media file.
    Type: Application
    Filed: June 5, 2017
    Publication date: September 21, 2017
    Inventors: Kyungho KIM, Hyeonjae Lee, Waqar Zia
  • METHOD AND APPARATUS FOR TRANSMITTING AND RECEIVING DATA BY USING HDMI
    Publication number: 20170244927
    Abstract: The present invention relates to a method and an apparatus for transmitting and receiving data by using high definition media interface (HDMI). According to the present invention, provided are a method including: receiving a request message for requesting first latency information indicating latency for outputting the data from a receiver, the request message including second latency information indicating the latency of the receiver; acquiring the first latency information based on at least one of the second latency information and third latency information indicating the latency of the sink device; and transmitting a response message including the first latency information as a response to the request message to the receiver, and an apparatus.
    Type: Application
    Filed: October 14, 2015
    Publication date: August 24, 2017
    Applicant: LG ELECTRONICS INC.
    Inventors: Dokyun KIM, Hyeonjae LEE, Jangwoong PARK, Jinkwon LIM, Hyunsik YANG
  • DEVICE AND METHOD FOR TRANSMITTING AND RECEIVING DATA USING HDMI
    Publication number: 20170245003
    Abstract: A method for a source device transmitting data by using HDMI (High Definition Media Interface) to transmit and receive data is disclosed. A method for an HDMI source device to transmit and receive data comprises transmitting, to a sink device, a request for reading out EDID (Extended Display Identification Data) if the sink device is connected; receiving, from the sink device, EDID including port information of the sink device; transmitting operation parameter information determined based on the EDID; and transmitting data through HDMI.
    Type: Application
    Filed: October 13, 2015
    Publication date: August 24, 2017
    Applicant: LG ELECTRONICS INC.
    Inventors: Hyeonjae LEE, Jangwoong PARK, Hyunsik YANG
  • Method and apparatus for forming communication link using bluetooth
    Patent number: 9743225
    Abstract: Embodiments of the present invention relate to methods and devices for forming a communication link using Bluetooth. An embodiment of the present invention provides a method and device, including sending a first message for Bluetooth pairing to a second device, receiving a second message for the Bluetooth pairing from the second device based on the first message, and forming the communication link based on the received message. The first message comprises an identifier (ID) of the first device, and the second message comprises information related to the communication link.
    Type: Grant
    Filed: November 6, 2014
    Date of Patent: August 22, 2017
    Assignee: LG Electronics Inc.
    Inventors: Jaeho Lee, Jangwoong Park, Hyeonjae Lee, Minsoo Lee, Seungryul Yang, Younghwan Kwon
  • METHOD FOR TRANSMITTING AND RECEIVING DATA USING HDMI AND DEVICE THEREFOR
    Publication number: 20170238050
    Abstract: A method for transmitting and receiving data using a High Definition Multimedia Interface (HDMI) performed by a source device according to an embodiment of the present invention may include connecting to a sink device through the HDMI; receiving Extended Display Identification Data (EDID) information from the sink device; parsing the received EDID information, and determining an operating parameter; and transmitting a message instructing to execute a video mute function to the sink device.
    Type: Application
    Filed: October 13, 2015
    Publication date: August 17, 2017
    Applicant: LG ELECTRONICS INC.
    Inventors: Hyunsik YANG, Dokyun KIM, Hyeonjae LEE, Jangwoong PARK, Jinkwon LIM
  • DEVICE AND METHOD FOR DATA TRANSMISSION AND RECEPTION USING HDMI
    Publication number: 20170238051
    Abstract: A method for transmitting and receiving data of a source device using HDMI (High Definition Media Interface) is disclosed. A method for transmitting and receiving data of a source device using HDMI according to the present invention comprises requesting for reading out EDID (Extended Display Identification Data) to a sink device when the sink device is connected; receiving from the sink device EDID including power delivery support information of the sink device; transmitting required power characteristic information of the source device; and receiving power according to the required power characteristic information.
    Type: Application
    Filed: March 24, 2015
    Publication date: August 17, 2017
    Applicant: LG ELECTRONICS INC.
    Inventors: Jangwoong PARK, Hyeonjae LEE
  • Method and apparatus for establishing device-to-device connection in wireless communication system
    Patent number: 9730257
    Abstract: The present specification relates to a method for establishing, by a first device, a device-to-device connection in a wireless communication system, the method comprising the steps of: transmitting, to at least one second device, a first communication signal including connection information for a second communication connection; receiving a response to an infrared signal from the at least one second device; and establishing a second communication connection with the second device on the basis of the received response.
    Type: Grant
    Filed: November 5, 2014
    Date of Patent: August 8, 2017
    Assignee: LG ELECTRONICS INC.
    Inventors: Younghwan Kwon, Jangwoong Park, Seungryul Yang, Dongtaek Lee, Jaeho Lee, Hyeonjae Lee, Minsoo Lee
  • Apparatus and method for processing an interactive service
    Patent number: 9723375
    Abstract: A method of processing an interactive service and an apparatus thereof are disclosed. The present invention includes sending a discovery message to a second screen application, receiving a request for descriptions of the second screen support services, sending a response with the descriptions, receiving a trigger, and delivering the trigger to the second device using a trigger service.
    Type: Grant
    Filed: October 7, 2014
    Date of Patent: August 1, 2017
    Assignee: LG ELECTRONICS INC.
    Inventors: Kyungho Kim, Minsoo Lee, Jangwoong Park, Seungryul Yang, Jinpil Kim, Kyoungsoo Moon, Janghun Bae, Jaekoo Lee, Younghwan Kwon, Seungjoo An, Hyeonjae Lee, Sejin Oh
  • Video display device, terminal device, and method thereof
    Patent number: 9723349
    Abstract: A terminal device acquires a part of an audio-visual content regenerated by a video display apparatus. The terminal device acquires contents information of the audio-visual content based on the part of the audio-visual content. The terminal device acquires the available enhanced service based on the contents information and regenerates the available enhanced service.
    Type: Grant
    Filed: July 2, 2015
    Date of Patent: August 1, 2017
    Assignee: LG ELECTRONICS INC.
    Inventors: Kyoungsoo Moon, Jaehee Chung, Hyeonjae Lee, Jinpil Kim, Aettie Ji, Kyungho Kim, Sanghyun Kim
  • METHOD AND APPARATUS FOR CONTROLLING A DEVICE USING BLUETOOTH TECHNOLOGY
    Publication number: 20170215030
    Abstract: Disclosed are a method and apparatus for forming, by a first device, forming a Wi-Fi connection with a second device using Bluetooth LE in a wireless communication system, including receiving an advertising message from the second device, forming a Bluetooth LE connection with the second device based on the advertising message, transmitting a first write request message to the second device requesting writing of authentication information necessary for performing Wi-Fi authentication with the third device, wherein the first write request message including the authentication information, receiving a write response message from the second device as a response to the first write request message, and sending a second write request message to request the writing of Opcode indicating a Wi-Fi connection with the third device to the second device.
    Type: Application
    Filed: January 23, 2017
    Publication date: July 27, 2017
    Applicant: LG ELECTRONICS INC.
    Inventors: Jingu CHOI, Byungjoo LEE, Younghwan KWON, Minsoo LEE, Hyeonjae LEE
  • Device and method for receiving media content
    Patent number: 9712874
    Abstract: Provided is a media content receiving method of a media content receiving device. The method includes: receiving information on a content location information file; receiving the content location information file by using the information on the content location information file; measuring a current bandwidth; requesting a first media content through a first network on the basis of the current bandwidth and the content location information file; receiving the first media content through the first network; and consuming the first media content.
    Type: Grant
    Filed: December 12, 2012
    Date of Patent: July 18, 2017
    Assignee: LG ELECTRONICS INC.
    Inventors: Kyungho Kim, Joonhui Lee, Jinpil Kim, Kyoungsoo Moon, Aettie Ji, Hotaek Hong, Hyeonjae Lee
  • METHOD AND DEVICE FOR CONTROLLING GROUP DEVICE USING BLUETOOTH IN WIRELESS COMMUNICATION SYSTEM
    Publication number: 20170201854
    Abstract: Disclosed is a method of a first device being controlled by a control device in a group including the first device and a plurality of devices in a Bluetooth mesh network and a device performing the method. The method includes joining the Bluetooth mesh network, receiving a control message instructing the execution of a specific operation from the control device, and performing the specific operation based on the control message. The specific operation may be sequentially performed by the first device and the plurality of devices.
    Type: Application
    Filed: January 13, 2017
    Publication date: July 13, 2017
    Applicant: LG ELECTRONICS INC.
    Inventors: Jingu CHOI, Jangwoong PARK, Younghwan KWON, Taeyoung SONG, Hyeonjae LEE, Jinkwon LIM
  • Method for transceiving media files and device for transmitting/receiving using same
    Patent number: 9699522
    Abstract: A method and apparatus for transmitting and receiving an MPEG-2 TS-based media file are provided. In the method of transmitting an MPEG2 Transport Stream (TS)-based media file, a Presentation Time Stamp (PTS) of a Presentation Unit (PU) is mapped to a Media Presentation Time (MPT) for synchronization with other media with respect to at least one program element forming a program included in the media file; and synchronization information including the mapped media presentation time is transmitted together with the media file, wherein the media presentation time is provided for a first PU in a segment of the transmitted media file.
    Type: Grant
    Filed: November 17, 2015
    Date of Patent: July 4, 2017
    Assignee: LG ELECTRONICS INC.
    Inventors: Kyungho Kim, Hyeonjae Lee, Waqar Zia
  • Method for transceiving media files and device for transmitting/receiving using same
    Patent number: 9699521
    Abstract: A method and apparatus for transmitting and receiving an MPEG-2 TS-based media file are provided. In the method of transmitting an MPEG2 Transport Stream (TS)-based media file, a Presentation Time Stamp (PTS) of a Presentation Unit (PU) is mapped to a Media Presentation Time (MPT) for synchronization with other media with respect to at least one program element forming a program included in the media file; and synchronization information including the mapped media presentation time is transmitted together with the media file, wherein the media presentation time is provided for a first PU in a segment of the transmitted media file.
    Type: Grant
    Filed: July 28, 2015
    Date of Patent: July 4, 2017
    Assignee: LG ELECTRONICS INC.
    Inventors: Kyungho Kim, Hyeonjae Lee, Waqar Zia
  • Method and apparatus for producing personal area network identifier (PANID) on network in wireless communication system
    Patent number: 9693179
    Abstract: A method for creating a personal area network identifier (PAN ID) of a network in a wireless communication system includes creating a first PAN ID; receiving a message including a second PAN ID from a source coordinator; comparing the first PAN ID with the second PAN ID included in the received message; and when the first PAN ID and the second PAN ID are the same according to the comparison result, transmitting an indication message related to a PAN ID conflict to the source coordinator, wherein at least any one of the first PAN ID and the second PAN ID may be created through a hash algorithm and the indication message may include at least any one of a conflicted PAN ID or an error code indicating a conflict.
    Type: Grant
    Filed: October 16, 2014
    Date of Patent: June 27, 2017
    Assignee: LG Electronics Inc.
    Inventors: Jaeho Lee, Jangwoong Park, Hyeonjae Lee, Minsoo Lee