Patents by Inventor Chee-hwan Yang

Chee-hwan Yang 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: 11075443
    Abstract: An electronic device including an antenna is provided. The electronic device includes a first housing, a second housing for rotatably combining with the first housing, at least one hinge assembly configured to at least partially include an electric conductor portion, the at least one hinge assembly for rotatably coupling the second housing to the first housing, and at least one antenna device coupled to the at least one hinge assembly, in which the at least one antenna device includes a radiating conductor pattern and a ground patch, and the ground patch is electrically connected to the electric conductor portion of the at least one hinge assembly.
    Type: Grant
    Filed: March 5, 2018
    Date of Patent: July 27, 2021
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Jang-Sun Yoo, Ji-Hye Moon, Myeong-Gil Lee, Chee-Hwan Yang, Kwang-Yong Lee
  • Patent number: 10249933
    Abstract: Disclosed is an antenna device for an electronic device including a first housing and a second housing rotatably coupled to the first housing about a hinge axis. The antenna device may include: a radiation conductor disposed in the first housing; and a reflection member disposed adjacent to the radiation conductor in the first housing. Radio waves transceived by the radiation conductor are radiated via the reflection member. Also disclosed is an electronic device including the antenna device. The antenna device and the electronic device including the same may be variously implemented according to embodiments.
    Type: Grant
    Filed: June 13, 2017
    Date of Patent: April 2, 2019
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Ji-Hye Moon, Jang-Sun Yoo, Myeong-Gil Lee, Chee-Hwan Yang, Kwang-Yong Lee
  • Publication number: 20180254540
    Abstract: An electronic device including an antenna is provided. The electronic device includes a first housing, a second housing for rotatably combining with the first housing, at least one hinge assembly configured to at least partially include an electric conductor portion, the at least one hinge assembly for rotatably coupling the second housing to the first housing, and at least one antenna device coupled to the at least one hinge assembly, in which the at least one antenna device includes a radiating conductor pattern and a ground patch, and the ground patch is electrically connected to the electric conductor portion of the at least one hinge assembly.
    Type: Application
    Filed: March 5, 2018
    Publication date: September 6, 2018
    Inventors: Jang-Sun YOO, Ji-Hye MOON, Myeong-Gil LEE, Chee-Hwan YANG, Kwang-Yong LEE
  • Patent number: 9912065
    Abstract: A dipole antenna module and an electronic apparatus include an antenna element, a power feeder formed at an end of the antenna element and connected to a circuit board to process an antenna signal through a cable, and a ground part to ground a ground of the cable such that the ground part keeps a preset gap from the antenna element and is grounded to a conductor of the circuit board.
    Type: Grant
    Filed: June 27, 2013
    Date of Patent: March 6, 2018
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Tae-young Kim, Chee-hwan Yang, In-young Lee, Sang-hoon Choi
  • Publication number: 20170373374
    Abstract: Disclosed is an antenna device for an electronic device including a first housing and a second housing rotatably coupled to the first housing about a hinge axis. The antenna device may include: a radiation conductor disposed in the first housing; and a reflection member disposed adjacent to the radiation conductor in the first housing. Radio waves transceived by the radiation conductor are radiated via the reflection member. Also disclosed is an electronic device including the antenna device. The antenna device and the electronic device including the same may be variously implemented according to embodiments.
    Type: Application
    Filed: June 13, 2017
    Publication date: December 28, 2017
    Inventors: Ji-Hye MOON, Jang-Sun YOO, Myeong-Gil LEE, Chee-Hwan YANG, Kwang-Yong LEE
  • Patent number: 9748649
    Abstract: An antenna module and an electronic apparatus include: an antenna element, and a clip which includes an antenna pattern, is formed of a metallic material, and electrically connects the antenna element to a circuit board to process an antenna signal through the antenna pattern.
    Type: Grant
    Filed: June 3, 2013
    Date of Patent: August 29, 2017
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Min-seok Park, Chee-hwan Yang
  • Publication number: 20140218250
    Abstract: An electronic apparatus includes a metallic case including an antenna pattern formed on an area of the metallic case where two sides surfaces of the case meet, the antenna pattern forming a slit antenna including a slit connecting one side of the antenna pattern to an open area of the metallic case, and a circuit board configured to process signals received at the antenna pattern.
    Type: Application
    Filed: November 19, 2013
    Publication date: August 7, 2014
    Applicant: Samsung Electronics Co., Ltd
    Inventors: Tae-young KIM, Chee-hwan YANG, In-young LEE, Sang-hoon CHOI
  • Publication number: 20140176370
    Abstract: An antenna includes a sintered body block with a predetermined magnetic permeability or a predetermined dielectric constant, the sintered body block having at least one air cavity; and an antenna pattern formed on a surface of the sintered body block.
    Type: Application
    Filed: May 31, 2013
    Publication date: June 26, 2014
    Inventors: In-young LEE, Chee-hwan YANG, Tae-young KIM, Sang-hoon CHOI
  • Publication number: 20140168021
    Abstract: An antenna module and an electronic apparatus include: an antenna element, and a clip which includes an antenna pattern, is formed of a metallic material, and electrically connects the antenna element to a circuit board to process an antenna signal through the antenna pattern.
    Type: Application
    Filed: June 3, 2013
    Publication date: June 19, 2014
    Inventors: Min-seok PARK, Chee-hwan YANG
  • Publication number: 20140132468
    Abstract: A dipole antenna module and an electronic apparatus include an antenna element, a power feeder formed at an end of the antenna element and connected to a circuit board to process an antenna signal through a cable, and a ground part to ground a ground of the cable such that the ground part keeps a preset gap from the antenna element and is grounded to a conductor of the circuit board.
    Type: Application
    Filed: June 27, 2013
    Publication date: May 15, 2014
    Applicant: Samsung Electronics Co., Ltd.
    Inventors: Tae-young KIM, Chee-hwan YANG, In-young LEE, Sang-hoon CHOI
  • Patent number: 8379594
    Abstract: A device and method to play back contents according to a reception sensitivity, more specifically, a device and method to select a wireless communication system according to the reception sensitivity of wireless signals such as AirTV signals, digital multimedia broadcasting signals and wireless LAN signals, and playing back received multimedia content. The device includes a communication unit receiving multimedia content through a wireless communication device corresponding to a selection instruction message input by a user among one or more wireless communication devices; a reception sensitivity check unit checking the reception sensitivity of the received multimedia content; and an interface unit outputting the received multimedia content according to the reception sensitivity.
    Type: Grant
    Filed: October 16, 2006
    Date of Patent: February 19, 2013
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Hwan-ju Jo, Chee-hwan Yang
  • Patent number: 8320963
    Abstract: A subscriber identity module (SIM) card to be mounted to a terminal device that includes a SIM interface unit, the SIM card including: a first terminal to output a control signal indicating that the SIM card is mounted to the terminal device when the SIM card is mounted to the terminal device; and a second terminal to receive the control signal from the first terminal, and to transmit, to the SIM interface unit, the control signal when the SIM card is mounted to the terminal device.
    Type: Grant
    Filed: April 4, 2008
    Date of Patent: November 27, 2012
    Assignee: Samsung Electronics Co., Ltd.
    Inventor: Chee-hwan Yang
  • Patent number: 8200154
    Abstract: A system, apparatus and method to control the output of a radio frequency signal in a wireless local area network (LAN) system having an infrastructure. The system includes an access point which periodically transmits a frame including output control information used to control the output of the radio frequency signal, and a wireless terminal apparatus including a wireless transceiver module which receives the frame and a control module which extracts the output control information from the received frame, and controls the output of the radio frequency signal by the wireless transceiver module according to the extracted output control information.
    Type: Grant
    Filed: January 25, 2005
    Date of Patent: June 12, 2012
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Chee-hwan Yang, Youne-sang Lee
  • Patent number: 7505792
    Abstract: A method and network apparatus for selectively displaying multiple information items related to network are provided. The network apparatus for selectively displaying multiple network information items, includes a network transceiver transmitting and receiving data through a network and providing information relating to the activation status of the network and information relating to the amount of data being transmitted and received, an output unit selectively outputting one of the information relating to the activation status of the network and the information relating to the amount of data being transmitted and received, and a signal controller respectively controlling the activation state of the network and information output to the output unit according to a user's first input and second input.
    Type: Grant
    Filed: October 18, 2005
    Date of Patent: March 17, 2009
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Ki-hong Kim, Chee-hwan Yang
  • Publication number: 20090069048
    Abstract: A subscriber identity module (SIM) card to be mounted to a terminal device that includes a SIM interface unit, the SIM card including: a first terminal to output a control signal indicating that the SIM card is mounted to the terminal device when the SIM card is mounted to the terminal device; and a second terminal to receive the control signal from the first terminal, and to transmit, to the SIM interface unit, the control signal when the SIM card is mounted to the terminal device.
    Type: Application
    Filed: April 4, 2008
    Publication date: March 12, 2009
    Applicant: Samsung Electronics Co., Ltd.
    Inventor: CHEE-HWAN YANG
  • Patent number: 7453836
    Abstract: A wireless communicating electronic device including a wireless network part supporting the wireless communication; an on/off selector selecting an on/off state to activate/deactivate the wireless network part; an on/off display displaying the selected state of the wireless network part; and a controller activating/deactivating the wireless network part corresponding to a selecting result of the on/off selector, and displaying the selected state of the wireless network part on the on/off display.
    Type: Grant
    Filed: May 20, 2005
    Date of Patent: November 18, 2008
    Assignee: Samsung Electronics Co., Ltd.
    Inventor: Chee-hwan Yang
  • Publication number: 20080089359
    Abstract: A portable Internet service system includes a plurality of terminals which transmit uplink data for performing wireless communication; and a base station which receives the uplink data from the plurality of terminals, transmits downlink data to the plurality of terminals, and establishes a peer-to-peer function to perform a peer-to-peer transmission between the plurality of terminals.
    Type: Application
    Filed: July 10, 2007
    Publication date: April 17, 2008
    Applicant: Samsung Electronics Co., Ltd.
    Inventors: Chee-hwan YANG, Cheon-moo Lee, Youne-sang Lee, Hyun-woo Lee, Man-sung Ko, Bum-hee Seo
  • Publication number: 20070091835
    Abstract: A device and method to play back contents according to a reception sensitivity, more specifically, a device and method to select a wireless communication system according to the reception sensitivity of wireless signals such as AirTV signals, digital multimedia broadcasting signals and wireless LAN signals, and playing back received multimedia content. The device includes a communication unit receiving multimedia content through a wireless communication device corresponding to a selection instruction message input by a user among one or more wireless communication devices; a reception sensitivity check unit checking the reception sensitivity of the received multimedia content; and an interface unit outputting the received multimedia content according to the reception sensitivity.
    Type: Application
    Filed: October 16, 2006
    Publication date: April 26, 2007
    Applicant: Samsung Electronics Co., Ltd.
    Inventors: Hwan-ju Jo, Chee-hwan Yang
  • Publication number: 20070072562
    Abstract: A wireless communication apparatus including: an antenna; a signal processor which processes and converts a radio frequency (RF) signal received from the antenna into a baseband signal; an antenna connector which interconnects the antenna and the signal processor; a connection check part which checks whether the antenna is connected properly to output a connection check signal; and a system part which receives the connection check signal and executes a predetermined routine according to whether the antenna is connected. Accordingly, an aspect of the present invention provides a wireless communication module capable of accurately detecting connection of an antenna without suffering influence of a test environment.
    Type: Application
    Filed: September 22, 2006
    Publication date: March 29, 2007
    Applicant: Samsung Electronics Co., Ltd.
    Inventor: Chee-hwan Yang
  • Patent number: RE42787
    Abstract: A wireless communicating electronic device including a wireless network part supporting the wireless communication; an on/off selector selecting an on/off state to activate/deactivate the wireless network part; an on/off display displaying the selected state of the wireless network part; and a controller activating/deactivating the wireless network part corresponding to a selecting result of the on/off selector, and displaying the selected state of the wireless network part on the on/off display.
    Type: Grant
    Filed: October 8, 2010
    Date of Patent: October 4, 2011
    Assignee: Samsung Electronics Co., Ltd.
    Inventor: Chee-hwan Yang