Patents by Inventor Yu-Jin Na

Yu-Jin Na 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: 11115085
    Abstract: A MIMO-OFDM system for increasing reliability includes a transmission terminal that includes Nt transmission antennas and transmits a MIMO signal through relay terminals, and a reception terminal that receives the MIMO signal from the relay terminal through Nr reception antennas, and the transmission terminal extracts a composite channel coefficient from a composite channel generated by matching a channel between the transmission terminal and the reception terminal with a channel between each of a plurality of the relay terminals and the reception terminal, selects the relay terminal corresponding to the composite channel coefficient having a maximized channel capacity from among the plurality of relay terminals by using the extracted composite channel coefficient, and transmits a MIMO signal to the reception terminal through the selected relay terminal.
    Type: Grant
    Filed: October 29, 2020
    Date of Patent: September 7, 2021
    Assignee: INDUSTRY-ACADEMIA COOPERATION GROUP OF SEJONG UNIVERSITY
    Inventors: Hyoung-Kyu Song, Yu-Jin Na, Min-Jae Paek
  • Patent number: 10341480
    Abstract: A wearable device and corresponding method include producing, at a wearable device, an incoming call processing option list in response to a rejection input from a user rejecting an incoming call from a mobile terminal. The wearable device and corresponding method further transmit, from the wearable device to the mobile terminal, a result value corresponding to a gesture of the user and in response to the incoming call processing option list.
    Type: Grant
    Filed: July 23, 2018
    Date of Patent: July 2, 2019
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Chang Mok Choi, Sang Joon Kim, Su-Hyun Na, Yu-Jin Na, Jong Kee Lee, Soon Kyu Jang, Young Ei Cho
  • Patent number: 10285012
    Abstract: A method and apparatus are configured to recognize mobile terminals positioned within a coverage area for short range communication with a user-specific device, wherein each mobile terminal comprises identification information for the user-specific device. The method and the apparatus provide a customized service corresponding to at least one of the mobile terminals.
    Type: Grant
    Filed: January 9, 2018
    Date of Patent: May 7, 2019
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Chang Mok Choi, Sang Joon Kim, Su-Hyun Na, Yu Jin Na, Jong Kee Lee, Soon Kyu Jang, Young Ei Cho
  • Publication number: 20180332161
    Abstract: A wearable device and corresponding method include producing, at a wearable device, an incoming call processing option list in response to a rejection input from a user rejecting an incoming call from a mobile terminal. The wearable device and corresponding method further transmit, from the wearable device to the mobile terminal, a result value corresponding to a gesture of the user and in response to the incoming call processing option list.
    Type: Application
    Filed: July 23, 2018
    Publication date: November 15, 2018
    Applicant: Samsung Electronics Co., Ltd.
    Inventors: Chang Mok CHOI, Sang Joon KIM, Su-Hyun NA, Yu-Jin NA, Jong Kee LEE, Soon Kyu JANG, Young Ei CHO
  • Patent number: 10063681
    Abstract: A wearable device and corresponding method include producing, at a wearable device, an incoming call processing option list in response to a rejection input from a user rejecting an incoming call from a mobile terminal. The wearable device and corresponding method further transmit, from the wearable device to the mobile terminal, a result value corresponding to a gesture of the user and in response to the incoming call processing option list.
    Type: Grant
    Filed: October 27, 2014
    Date of Patent: August 28, 2018
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Chang Mok Choi, Sang Joon Kim, Su-Hyun Na, Yu-Jin Na, Jong Kee Lee, Soon Kyu Jang, Young Ei Cho
  • Publication number: 20180132067
    Abstract: A method and apparatus are configured to recognize mobile terminals positioned within a coverage area for short range communication with a user-specific device, wherein each mobile terminal comprises identification information for the user-specific device. The method and the apparatus provide a customized service corresponding to at least one of the mobile terminals.
    Type: Application
    Filed: January 9, 2018
    Publication date: May 10, 2018
    Applicant: Samsung Electronics Co., Ltd.
    Inventors: Chang Mok CHOI, Sang Joon KIM, Su-Hyun NA, Yu Jin NA, Jong Kee LEE, Soon Kyu JANG, Young Ei CHO
  • Patent number: 9877160
    Abstract: A method and apparatus are configured to recognize mobile terminals positioned within a coverage area for short range communication with a user-specific device, wherein each mobile terminal comprises identification information for the user-specific device. The method and the apparatus provide a customized service corresponding to at least one of the mobile terminals.
    Type: Grant
    Filed: June 22, 2016
    Date of Patent: January 23, 2018
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Chang Mok Choi, Sang Joon Kim, Su-Hyun Na, Yu Jin Na, Jong Kee Lee, Soon Kyu Jang, Young Ei Cho
  • Patent number: 9496497
    Abstract: The present invention includes forming a hydrophobic thin film on a substrate, removing a portion of the first hydrophobic thin film to form a first hydrophilic region, coating a first organic solution on the substrate and selectively wetting the first hydrophilic region, drying the first organic solution to form a first organic thin film pattern in the first hydrophilic region, forming a second hydrophobic thin film on the first organic thin film pattern, coating a second organic solution and selectively wetting the second organic solution, and drying the second organic solution to form a second organic thin film pattern.
    Type: Grant
    Filed: March 19, 2008
    Date of Patent: November 15, 2016
    Assignee: Samsung Display Co., Ltd.
    Inventors: Sin-Doo Lee, Yu-Jin Na
  • Publication number: 20160295368
    Abstract: A method and apparatus are configured to recognize mobile terminals positioned within a coverage area for short range communication with a user-specific device, wherein each mobile terminal comprises identification information for the user-specific device. The method and the apparatus provide a customized service corresponding to at least one of the mobile terminals.
    Type: Application
    Filed: June 22, 2016
    Publication date: October 6, 2016
    Applicant: Samsung Electronics Co., Ltd.
    Inventors: Chang Mok CHOI, Sang Joon KIM, Su-Hyun NA, Yu Jin NA, Jong Kee LEE, Soon Kyu JANG, Young Ei CHO
  • Patent number: 9386418
    Abstract: A method and apparatus are configured to recognize mobile terminals positioned within a coverage area for short range communication with a user-specific device, wherein each mobile terminal comprises identification information for the user-specific device. The method and the apparatus provide a customized service corresponding to at least one of the mobile terminals.
    Type: Grant
    Filed: September 10, 2014
    Date of Patent: July 5, 2016
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Chang Mok Choi, Sang Joon Kim, Su-Hyun Na, Yu Jin Na, Jong Kee Lee, Soon Kyu Jang, Young Ei Cho
  • Publication number: 20150289098
    Abstract: A method and apparatus are configured to recognize mobile terminals positioned within a coverage area for short range communication with a user-specific device, wherein each mobile terminal comprises identification information for the user-specific device. The method and the apparatus provide a customized service corresponding to at least one of the mobile terminals.
    Type: Application
    Filed: September 10, 2014
    Publication date: October 8, 2015
    Applicant: Samsung Electronics Co., Ltd.
    Inventors: Chang Mok CHOI, Sang Joon KIM, Su-Hyun NA, Yu Jin NA, Jong Kee LEE, Soon Kyu JANG, Young Ei CHO
  • Publication number: 20150288796
    Abstract: A wearable device and corresponding method include producing, at a wearable device, an incoming call processing option list in response to a rejection input from a user rejecting an incoming call from a mobile terminal. The wearable device and corresponding method further transmit, from the wearable device to the mobile terminal, a result value corresponding to a gesture of the user and in response to the incoming call processing option list.
    Type: Application
    Filed: October 27, 2014
    Publication date: October 8, 2015
    Applicant: Samsung Electronics Co., Ltd.
    Inventors: Chang Mok CHOI, Sang Joon KIM, Su-Hyun NA, Yu-Jin NA, Jong Kee LEE, Soon Kyu JANG, Young Ei CHO
  • Publication number: 20090057657
    Abstract: The present invention includes forming a hydrophobic thin film on a substrate, removing a portion of the first hydrophobic thin film to form a first hydrophilic region, coating a first organic solution on the substrate and selectively wetting the first hydrophilic region, drying the first organic solution to form a first organic thin film pattern in the first hydrophilic region, forming a second hydrophobic thin film on the first organic thin film pattern, coating a second organic solution and selectively wetting the second organic solution, and drying the second organic solution to form a second organic thin film pattern.
    Type: Application
    Filed: March 19, 2008
    Publication date: March 5, 2009
    Inventors: Sin-Doo Lee, Yu-Jin Na