Patents by Inventor Sun-Hwa Cha

Sun-Hwa Cha 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: 20210143596
    Abstract: The present invention relates to a connection having a joint with a limited range of motion, the connector including: a connection connector including a connection signal pin, a connection dielectric surrounding the connection signal pin, and a connection ground electrically insulated from the connection signal pin by the connection dielectric; and a first fixed connector into which one side of the connection connector is inserted and which allows a joint of the connection connector to move on the basis of the inserted one side of the connection connector, wherein the connection ground includes a connection protruding portion formed so that one end of the connection ground protrudes outward, a connection limiting portion which is adjacent to the connection protruding portion, has a thickness smaller than a thickness of the connection protruding portion, and comes in contact with an inner side of the first fixed connector to limit a range of motion of the joint of the connection connector, a connection elastic
    Type: Application
    Filed: September 30, 2020
    Publication date: May 13, 2021
    Inventors: Kyung Hun JUNG, Sun Hwa CHA, Hwa Yoon SONG, Chang Hyun YANG, Jae Jun LEE, Sang Min SEO, Hee seok JUNG
  • Publication number: 20210028567
    Abstract: A board mating connector includes a signal contact unit, a first ground portion including a hollow portion formed thereinside to accommodate at least a portion of the signal contact unit, a second ground portion including a hollow portion formed thereinside to accommodate at least a portion of the signal contact unit and at least a portion of the first ground portion, and an elastic member disposed between the first ground portion and the second ground portion to provide an elastic restoring force in a first direction. The first ground portion includes a first protrusion protruding outward or inward from a lower end portion thereof, and the second ground portion includes a second protrusion protruding from an upper end portion thereof in a direction different from that of the first protrusion. The first protrusion is engaged with the second protrusion in the hollow portion of the second ground portion.
    Type: Application
    Filed: June 19, 2020
    Publication date: January 28, 2021
    Inventors: Sun Hwa Cha, Hwa Yoon Song, Kyung Hun Jung, Hee seok Jung
  • Patent number: 10804635
    Abstract: In one example, a board mating connector, in which a signal contact unit and a ground contact unit are interlocked, includes: a signal contact unit which has one side in contact with a signal electrode of a board and is electrically connected to the signal electrode; a ground contact unit which has one side in contact with a ground electrode of the board and is electrically connected to the ground electrode; and a dielectric unit which is disposed between the signal contact unit and the ground contact unit, wherein the ground contact unit includes a ground portion and another ground portion which is relatively moved in contact with the ground portion so as to be coupled to and interlocked with a connection portion through the dielectric unit.
    Type: Grant
    Filed: March 22, 2019
    Date of Patent: October 13, 2020
    Assignee: GigaLane Co., Ltd.
    Inventors: Hwa Yoon Song, Jin Uk Lee, Sun Hwa Cha, Chang Hyun Yang, Eun Jung Kim, Kyung Hun Jung, Hee seok Jung
  • Patent number: 10622765
    Abstract: In one example, the present invention relates to a signal contact unit with ameliorated passive inter-modulation distortion (PIMD) characteristics, and a board mating connector including the same. The signal contact unit includes a housing which has a housing insertion hole of which one side is open; a contact portion which has a contact portion insertion hole of which the other side is open; and a signal spring which is inserted between the one side of the housing insertion hole and the other side of the contact portion insertion hole, wherein one side of the housing is partially inserted into the contact portion insertion hole, and in a state in which the signal spring is compressed, an inner side of the contact portion comes into contact with an outer side of the housing so that the housing and the contact portion are electrically connected.
    Type: Grant
    Filed: March 22, 2019
    Date of Patent: April 14, 2020
    Assignee: GigaLane Co., Ltd.
    Inventors: Hwa Yoon Song, Jin Uk Lee, Sun Hwa Cha, Chang Hyun Yang, Eun Jung Kim, Kyung Hun Jung, Hee seok Jung
  • Patent number: 10530099
    Abstract: In one example, a board mating connection, which includes a ground unit in which a tapered portion is formed, includes: a signal contact unit which has one side in contact with a signal electrode of a board and is electrically connected to the signal electrode; a ground contact unit which has one side in contact with a ground electrode of the board and is electrically connected to the ground electrode; and a dielectric unit which is disposed between the signal contact unit and the ground contact unit, wherein the ground contact unit includes a first ground portion which has a first ground hollow portion and includes a second ground portion of which the other side is partially inserted into the first ground hollow portion and which has a second ground hollow portion, the first ground portion includes a first ground tapered portion formed on a wall thereof so as to have an inclined shape such that an inner diameter thereof is gradually decreased toward the other side thereof, and the second ground portion has t
    Type: Grant
    Filed: March 22, 2019
    Date of Patent: January 7, 2020
    Assignee: GIGALANE CO., LTD.
    Inventors: Hwa Yoon Song, Jin Uk Lee, Sun Hwa Cha, Chang Hyun Yang, Eun Jung Kim, Kyung Hun Jung, Hee seok Jung
  • Publication number: 20190305457
    Abstract: In one example, a board mating connector, in which a signal contact unit and a ground contact unit are interlocked, includes: a signal contact unit which has one side in contact with a signal electrode of a board and is electrically connected to the signal electrode; a ground contact unit which has one side in contact with a ground electrode of the board and is electrically connected to the ground electrode; and a dielectric unit which is disposed between the signal contact unit and the ground contact unit, wherein the ground contact unit includes a ground portion and another ground portion which is relatively moved in contact with the ground portion so as to be coupled to and interlocked with a connection portion through the dielectric unit.
    Type: Application
    Filed: March 22, 2019
    Publication date: October 3, 2019
    Inventors: Hwa Yoon Song, Jin Uk Lee, Sun Hwa Cha, Chang Hyun Yang, Eun Jung Kim, Kyung Hun Jung, Hee seok Jung
  • Publication number: 20190305484
    Abstract: In one example, the present invention relates to a signal contact unit with ameliorated passive inter-modulation distortion (PIMD) characteristics, and a board mating connector including the same. The signal contact unit includes a housing which has a housing insertion hole of which one side is open; a contact portion which has a contact portion insertion hole of which the other side is open; and a signal spring which is inserted between the one side of the housing insertion hole and the other side of the contact portion insertion hole, wherein one side of the housing is partially inserted into the contact portion insertion hole, and in a state in which the signal spring is compressed, an inner side of the contact portion comes into contact with an outer side of the housing so that the housing and the contact portion are electrically connected.
    Type: Application
    Filed: March 22, 2019
    Publication date: October 3, 2019
    Inventors: Hwa Yoon Song, Jin Uk Lee, Sun Hwa Cha, Chang Hyun Yang, Eun Jung Kim, Kyung Hun Jung, Hee seok Jung
  • Publication number: 20190305485
    Abstract: In one example, a board mating connection, which includes a ground unit in which a tapered portion is formed, includes: a signal contact unit which has one side in contact with a signal electrode of a board and is electrically connected to the signal electrode; a ground contact unit which has one side in contact with a ground electrode of the board and is electrically connected to the ground electrode; and a dielectric unit which is disposed between the signal contact unit and the ground contact unit, wherein the ground contact unit includes a first ground portion which has a first ground hollow portion and includes a second ground portion of which the other side is partially inserted into the first ground hollow portion and which has a second ground hollow portion, the first ground portion includes a first ground tapered portion formed on a wall thereof so as to have an inclined shape such that an inner diameter thereof is gradually decreased toward the other side thereof, and the second ground portion has t
    Type: Application
    Filed: March 22, 2019
    Publication date: October 3, 2019
    Inventors: Hwa Yoon Song, Jin Uk Lee, Sun Hwa Cha, Chang Hyun Yang, Eun Jung Kim, Kyung Hun Jung, Hee seok Jung
  • Patent number: 9465794
    Abstract: Disclose is a mobile terminal and control method thereof for inputting a voice to automatically generate a message to be sent during conversation using a mobile messenger, and it may include a microphone for inputting a user's voice, a display unit for displaying a mobile messenger; and a controller for inputting and recognizing a user's voice when a mobile messenger is implemented and then converting into a message to display the message on a message input window of the mobile messenger, and sending the displayed message to the other party which has been preset, and displaying the message sent to the other party and a message received from the other party in the sending and receiving order on a send/receive display window of the mobile messenger.
    Type: Grant
    Filed: May 17, 2010
    Date of Patent: October 11, 2016
    Assignee: LG ELECTRONICS INC.
    Inventors: Sun-Hwa Cha, Jong-Keun Youn
  • Patent number: 8560322
    Abstract: A mobile terminal and controlling method thereof are disclosed, by which a specific content and another content associated with the specific content can be quickly searched using a user's voice. The present invention includes inputting a voice for a search for a specific content provided to the mobile terminal via a microphone, analyzing a meaning of the inputted voice, searching a memory for at least one content to which a voice name having a meaning associated with the analyzed voice is tagged, and displaying the searched at least one content.
    Type: Grant
    Filed: June 30, 2010
    Date of Patent: October 15, 2013
    Assignee: LG Electronics Inc.
    Inventors: In Jik Lee, Jong Keun Youn, Dae Sung Jung, Jae Min Joh, Sun Hwa Cha, Seung Heon Yang, Jae Hoon Yu
  • Patent number: 8498670
    Abstract: Disclosed is a method for recognizing a voice and converting it into a text, and more particularly, a method for preferentially voice-recognizing a word starting with a character inputted through a keypad before voice is inputted and converting it into a text, and a mobile terminal implementing such method. The mobile terminal includes a keypad to receive an input of a specific character from a user; a controller to recognize voice input from the user based on words starting with the specific character, and to convert the recognized voice into text; and a display to display the text under a control of the controller.
    Type: Grant
    Filed: April 17, 2009
    Date of Patent: July 30, 2013
    Assignee: LG Electronics Inc.
    Inventors: Sun-Hwa Cha, In-Jik Lee, Jae-Do Kwak, Jong-Keun Youn
  • Patent number: 8452336
    Abstract: A method for operating a mobile terminal, and which includes performing voice recognition on call content to produce recognized call content, converting the recognized call content into one or more units of character information, registering the one or more units of character information to one or more particular functions of the mobile terminal based on a type of the character information or a field of the character information, inputting a search parameter, searching one of a plurality of file types and identifying a file related to both the search parameter and the one or more registered units of character information, and displaying or automatically executing the identified file.
    Type: Grant
    Filed: February 2, 2012
    Date of Patent: May 28, 2013
    Assignee: LG Electronics Inc.
    Inventors: In-Jik Lee, Sun-Hwa Cha, Jae-Do Kwak
  • Patent number: D908097
    Type: Grant
    Filed: September 19, 2018
    Date of Patent: January 19, 2021
    Assignee: GIGALANE CO., LTD.
    Inventors: Kyung Hun Jung, Hwa Yoon Song, Hee Seok Jung, Jin Uk Lee, Chang Hyun Yang, Sun Hwa Cha, Eun Jung Kim
  • Patent number: D908637
    Type: Grant
    Filed: July 31, 2020
    Date of Patent: January 26, 2021
    Assignee: GIGALANE CO., LTD.
    Inventors: Kyung Hun Jung, Hwa Yoon Song, Hee Seok Jung, Jin Uk Lee, Chang Hyun Yang, Sun Hwa Cha, Eun Jung Kim
  • Patent number: D908638
    Type: Grant
    Filed: August 1, 2020
    Date of Patent: January 26, 2021
    Assignee: GIGALANE CO., LTD.
    Inventors: Kyung Hun Jung, Hwa Yoon Song, Hee Seok Jung, Jin Uk Lee, Chang Hyun Yang, Sun Hwa Cha, Eun Jung Kim
  • Patent number: D908639
    Type: Grant
    Filed: August 1, 2020
    Date of Patent: January 26, 2021
    Assignee: GIGALANE CO., LTD.
    Inventors: Kyung Hun Jung, Hwa Yoon Song, Hee Seok Jung, Jin Uk Lee, Chang Hyun Yang, Sun Hwa Cha, Eun Jung Kim
  • Patent number: D909311
    Type: Grant
    Filed: August 1, 2020
    Date of Patent: February 2, 2021
    Assignee: GIGALANE CO., LTD.
    Inventors: Kyung Hun Jung, Hwa Yoon Song, Hee Seok Jung, Jin Uk Lee, Chang Hyun Yang, Sun Hwa Cha, Eun Jung Kim
  • Patent number: D913945
    Type: Grant
    Filed: January 10, 2019
    Date of Patent: March 23, 2021
    Assignee: GigaLane Co., Ltd.
    Inventors: Kyung Hun Jung, Hwa Yoon Song, Jin Uk Lee, Hee seok Jung, Chang Hyun Yang, Sun Hwa Cha, Eun Jung Kim
  • Patent number: D914606
    Type: Grant
    Filed: September 28, 2020
    Date of Patent: March 30, 2021
    Assignee: GIGALANE CO., LTD.
    Inventors: Kyung Hun Jung, Hwa Yoon Song, Hee Seok Jung, Jin Uk Lee, Chang Hyun Yang, Sun Hwa Cha, Eun Jung Kim
  • Patent number: D915286
    Type: Grant
    Filed: September 28, 2020
    Date of Patent: April 6, 2021
    Assignee: GIGALANE CO., LTD.
    Inventors: Kyung Hun Jung, Hwa Yoon Song, Hee Seok Jung, Jin Uk Lee, Chang Hyun Yang, Sun Hwa Cha, Eun Jung Kim