Patents by Inventor Woo-Jun Choi

Woo-Jun Choi 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: 20240246953
    Abstract: The present disclosure relates to an organic compound including at least one fused hetero aromatic moiety with at least one nitrogen atom linked to a triazine moiety directly or through a linking group and a benzothiazole moiety linked to the triazine moiety, and substituted with at least one of deuterium and a deuterium-substituted group, an organic light emitting diode and an organic light emitting device having the organic compound. The organic light emitting diode and the organic light emitting device where an emissive layer includes the organic compound have beneficial luminous efficiency and luminous lifespan.
    Type: Application
    Filed: October 3, 2023
    Publication date: July 25, 2024
    Applicants: LG DISPLAY CO., LTD., LT Materials Co.,Ltd
    Inventors: Sang-Beom KIM, Seon-Keun YOO, Young-Jun YU, Woo-Sam KIM, Hyung-Keun JANG, Dae-Hyuk CHOI, Dong-Jun KIM, Young-Seok NO, Hyun-Joo LEE, Geon-Yu PARK, Sang-Hun AHN
  • Publication number: 20240240008
    Abstract: The present disclosure relates to a resin composition and relates to a resin composition having excellent heat resistance and impact resistance and accomplishing the high degree of blackness.
    Type: Application
    Filed: September 15, 2023
    Publication date: July 18, 2024
    Applicants: HYUNDAI MOTOR COMPANY, Kia Corporation, LG CHEM, LTD.
    Inventors: Min Jin CHOI, Choon Ho LEE, Woo Chul JUNG, Kyoung Sil LEE, Hyun Jun RYU, Suk Jo CHOI, Myoung Jun LIM, Tae Hoon KIM
  • Publication number: 20220347524
    Abstract: An embodiment of the present invention provides a moving bike device including: a memory configured to store distance information and altitude information; a content implementation unit configured to adjust a reproduction state of content in response to a speed of a wheel depending on pedaling of a user; a controller configured to calculate a road slope from the distance information and the altitude information, and to calculate a travel distance depending on the pedaling of the user; and a road slope implementation unit configured to adjust strength of a brake in proportion to the road slope corresponding to the travel distance.
    Type: Application
    Filed: July 1, 2021
    Publication date: November 3, 2022
    Inventors: Yong-Ho Kim, Dae-Wook Park, Chang-Soo Lee, Woo-Jun Choi
  • Patent number: 10574603
    Abstract: Disclosed is an electronic device including: a display that displays screens; a processor that displays, on the display of the electronic device, presence information of one or more counterpart devices associated with a first communication service provided through a browser application, receives a user input for communication with the one or more counterpart devices, and displays, on the display, a second screen of the browser application providing a second communication service in response to the user input; a first module including a plurality of modules for providing the first communication service; a second module including a plurality of modules for providing a second communication service; and a control module that controls the first module and the second module.
    Type: Grant
    Filed: April 30, 2015
    Date of Patent: February 25, 2020
    Assignee: Samsung Electronics Co., Ltd
    Inventors: Woo-Jun Choi, Ju-Seung Lee, Soon-Hyun Cha, Sun-Min Hwang
  • Patent number: 10506496
    Abstract: Disclosed are a method and/or an apparatus which allow a User Equipment (UE) to attempt to access a network in a mobile communication system. The UE for attempting to gain access to a network may include: a memory; a communication circuit; and a processor that is electrically connected to the memory and the communication circuit, wherein the processor may receive a first barring message from the network; may determine whether access to the network is barred, on the basis of a first random variable and the first barring message; when it is determined that the access to the network is barred, may acquire a first standby time period related to the barring of the access to the network on the basis of a second random variable and the first barring message; and may store the first standby time period in the memory.
    Type: Grant
    Filed: February 2, 2018
    Date of Patent: December 10, 2019
    Assignee: Samsung Electronics Co., Ltd.
    Inventor: Woo-Jun Choi
  • Publication number: 20180227830
    Abstract: Disclosed are a method and/or an apparatus which allow a User Equipment (UE) to attempt to access a network in a mobile communication system. The UE for attempting to gain access to a network may include: a memory; a communication circuit; and a processor that is electrically connected to the memory and the communication circuit, wherein the processor may receive a first barring message from the network; may determine whether access to the network is barred, on the basis of a first random variable and the first barring message; when it is determined that the access to the network is barred, may acquire a first standby time period related to the barring of the access to the network on the basis of a second random variable and the first barring message; and may store the first standby time period in the memory.
    Type: Application
    Filed: February 2, 2018
    Publication date: August 9, 2018
    Inventor: Woo-Jun CHOI
  • Patent number: 10003944
    Abstract: Disclosed herein are an electronic device and a method executable therein. The electronic device includes a communication module, and a processor executing the method, which includes detecting the generation of a specific event, controlling the communication module to transmit a message to one or more other electronic devices located within a predetermined range, and control the communication module to communicate with the one or more other electronic devices based on a request from the one or more second electronic devices.
    Type: Grant
    Filed: April 29, 2015
    Date of Patent: June 19, 2018
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Woo-Jun Choi, Ju-Seung Lee, Soon-Hyun Cha, Sun-Min Hwang
  • Patent number: 9936338
    Abstract: A mobile communication terminal, a method for transmitting/receiving data by a mobile communication terminal in a communication system, and a communication system comprising at least one mobile communication terminal are provided. The terminal includes a communication module for performing short-distance communication, a context engine for extracting a tag from contents data, and a controller for generating the contents data, generating profile information using the tag, and controlling the communication module to broadcast the profile data and the contents data.
    Type: Grant
    Filed: December 23, 2016
    Date of Patent: April 3, 2018
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Dae-Hyun Sim, Kwang-Jun Kim, Jae-Ho Kim, Young-Seop Han, Yun-Chul Yi, Woo-Jun Choi, Beom-Soo Cho, Jeong-Eun Lee
  • Publication number: 20170111757
    Abstract: A mobile communication terminal, a method for transmitting/receiving data by a mobile communication terminal in a communication system, and a communication system comprising at least one mobile communication terminal are provided. The terminal includes a communication module for performing short-distance communication, a context engine for extracting a tag from contents data, and a controller for generating the contents data, generating profile information using the tag, and controlling the communication module to broadcast the profile data and the contents data.
    Type: Application
    Filed: December 23, 2016
    Publication date: April 20, 2017
    Inventors: Dae-Hyun SIM, Kwang-Jun KIM, Jae-Ho KIM, Young-Seop HAN, Yun-Chul YI, Woo-Jun CHOI, Beom-Soo CHO, Jeong-Eun LEE
  • Publication number: 20170104704
    Abstract: Disclosed is an electronic device including: a display that displays screens; a processor that displays, on the display of the electronic device, presence information of one or more counterpart devices associated with a first communication service provided through a browser application, receives a user input for communication with the one or more counterpart devices, and displays, on the display, a second screen of the browser application providing a second communication service in response to the user input; a first module including a plurality of modules for providing the first communication service; a second module including a plurality of modules for providing a second communication service; and a control module that controls the first module and the second module.
    Type: Application
    Filed: April 30, 2015
    Publication date: April 13, 2017
    Inventors: Woo-Jun CHOI, Ju-Seung LEE, Soon-Hyun CHA, Sun-Min HWANG
  • Patent number: 9536247
    Abstract: A mobile communication terminal, a method for transmitting/receiving data by a mobile communication terminal in a communication system, and a communication system comprising at least one mobile communication terminal are provided. The terminal includes a communication module for performing short-distance communication, a context engine for extracting a tag from contents data, and a controller for generating the contents data, generating profile information using the tag, and controlling the communication module to broadcast the profile data and the contents data.
    Type: Grant
    Filed: August 13, 2012
    Date of Patent: January 3, 2017
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Dae-Hyun Sim, Kwang-Jun Kim, Jae-Ho Kim, Young-Seop Han, Yun-Chul Yi, Woo-Jun Choi, Beom-Soo Cho, Jeong-Eun Lee
  • Patent number: 9497245
    Abstract: An apparatus and method support live streaming between mobile communication terminals. A server Mobile Station (MS) Transport Stream (TS)-multiplexes audio/video data, generates TS data, and transmits the generated TS data in a live streaming scheme to a client MS through an accessed IP based packet service network. A client MS receives the TS data generated by the server MS in the live streaming scheme through the accessed IP based packet service network, TS-demultiplexes the received TS data, and restores the original audio/video data.
    Type: Grant
    Filed: June 24, 2011
    Date of Patent: November 15, 2016
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Sang-Wook Woo, Sang-Bong Lee, Woo-Jun Choi, Yong Shin
  • Patent number: 9360325
    Abstract: Provided is an apparatus and method for generating a sketch map in a portable terminal. The apparatus includes a sketch map generating unit. The sketch map generating unit collects information about route points of the portable terminal by using location information, generates a sketch map message including the route information, and shares the generated sketch map message with another user.
    Type: Grant
    Filed: August 26, 2014
    Date of Patent: June 7, 2016
    Assignee: Samsung Electronics Co., Ltd.
    Inventor: Woo-Jun Choi
  • Patent number: 9351123
    Abstract: An apparatus and method for providing a map service using a global positioning service in a mobile terminal includes determining a current position of the mobile terminal. A moving path of the mobile terminal is recorded. If content for key point marking are generated, a tag icon corresponding to the content is inserted into a point representing the current position of the mobile terminal. A map message includes the moving path, the tag icon, and the content.
    Type: Grant
    Filed: December 15, 2014
    Date of Patent: May 24, 2016
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Nam-Hoon Kim, Sung Kwon, Young-Min Won, Woo-Jun Choi
  • Patent number: 9264394
    Abstract: An apparatus and method control a connection between peripheral devices in a control server of a wireless communication system providing an IP-based communication service. The method for controlling the connection between peripheral devices includes registering at least one device in a group list classified by user identification information. The method also includes, if a control node including a user identifier of the group list requests a control of any one device included in the group list, checking an IP address of the device that is requested to be controlled by the control node. The method further includes sending a control command of the control node using the IP address.
    Type: Grant
    Filed: June 30, 2011
    Date of Patent: February 16, 2016
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventor: Woo-Jun Choi
  • Publication number: 20150312742
    Abstract: Disclosed herein are an electronic device and a method executable therein. The electronic device includes a communication module, and a processor executing the method, which includes detecting the generation of a specific event, controlling the communication module to transmit a message to one or more other electronic devices located within a predetermined range, and control the communication module to communicate with the one or more other electronic devices based on a request from the one or more second electronic devices.
    Type: Application
    Filed: April 29, 2015
    Publication date: October 29, 2015
    Inventors: Woo-Jun CHOI, Ju-Seung LEE, Soon-Hyun CHA, Sun-Min HWANG
  • Publication number: 20150099553
    Abstract: An apparatus and method for providing a map service using a global positioning service in a mobile terminal includes determining a current position of the mobile terminal. A moving path of the mobile terminal is recorded. If content for key point marking are generated, a tag icon corresponding to the content is inserted into a point representing the current position of the mobile terminal. A map message includes the moving path, the tag icon, and the content.
    Type: Application
    Filed: December 15, 2014
    Publication date: April 9, 2015
    Inventors: Nam-Hoon Kim, Sung Kwon, Young-Min Won, Woo-Jun Choi
  • Patent number: 8918119
    Abstract: An apparatus and method for providing a map service using a global positioning service in a mobile terminal includes determining a current position of the mobile terminal. A moving path of the mobile terminal is recorded. If content for key point marking are generated, a tag icon corresponding to the content is inserted into a point representing the current position of the mobile terminal. A map message includes the moving path, the tag icon, and the content.
    Type: Grant
    Filed: November 24, 2009
    Date of Patent: December 23, 2014
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Nam-Hoon Kim, Sung Kwon, Young-Min Won, Woo-Jun Choi
  • Publication number: 20140365112
    Abstract: Provided is an apparatus and method for generating a sketch map in a portable terminal. The apparatus includes a sketch map generating unit. The sketch map generating unit collects information about route points of the portable terminal by using location information, generates a sketch map message including the route information, and shares the generated sketch map message with another user.
    Type: Application
    Filed: August 26, 2014
    Publication date: December 11, 2014
    Inventor: Woo-Jun Choi
  • Publication number: 20140358536
    Abstract: A method for operating an electronic device is provided. The method includes converting voice data into text data; displaying the text data, selecting a first section in the text data, and outputting voice data of a second section corresponding to the first section in the text data.
    Type: Application
    Filed: May 29, 2014
    Publication date: December 4, 2014
    Applicant: Samsung Electronics Co., Ltd.
    Inventor: Woo-Jun CHOI