Patents by Inventor Chang Shik YOON

Chang Shik YOON 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: 10911848
    Abstract: A slim sound component with a sealing member is provided. The sound component includes: a sound component housing including: a first plate facing toward a first direction; a second plate facing toward a second direction opposite to the first direction; and a third plate facing toward a third direction perpendicular to the first and second directions; a sound generator disposed in the sound component housing to generate a sound in the first direction; a protection member mounted to be exposed through the first plate in the first direction to protect the sound generator; and a sealing member disposed between the sound component housing and the protection member, and the protection member and the sealing member are integrally formed with each other.
    Type: Grant
    Filed: August 21, 2018
    Date of Patent: February 2, 2021
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Chang-Shik Yoon, Youngbae Park, Joon-Rae Cho, Kyung Yeup Kim, Ho-Chul Hwang
  • Publication number: 20190069056
    Abstract: A slim sound component with a sealing member is provided. The sound component includes: a sound component housing including: a first plate facing toward a first direction; a second plate facing toward a second direction opposite to the first direction; and a third plate facing toward a third direction perpendicular to the first and second directions; a sound generator disposed in the sound component housing to generate a sound in the first direction; a protection member mounted to be exposed through the first plate in the first direction to protect the sound generator; and a sealing member disposed between the sound component housing and the protection member, and the protection member and the sealing member are integrally formed with each other.
    Type: Application
    Filed: August 21, 2018
    Publication date: February 28, 2019
    Inventors: Chang-Shik YOON, Youngbae PARK, Joon-Rae CHO, Kyung Yeup KIM, Ho-Chul HWANG
  • Patent number: 10045127
    Abstract: A micro speaker is provided. The micro speaker includes a diaphragm, at least one coil coupled with the diaphragm, a magnet configured to interact with a magnetic field induced by the at least one coil, and a yoke plate located on a bottom of the magnet to support the magnet and including a hole therein, top and bottom ends of the hole being opened. An area, adjacent to the hole, of a lower surface of the yoke plate has a height difference relative to another area of the lower surface of the yoke plate.
    Type: Grant
    Filed: October 30, 2015
    Date of Patent: August 7, 2018
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Ki Won Kim, Byoung Hee Lee, Chang Shik Yoon, Ho Chul Hwang
  • Publication number: 20160127834
    Abstract: A micro speaker is provided. The micro speaker includes a diaphragm, at least one coil coupled with the diaphragm, a magnet configured to interact with a magnetic field induced by the at least one coil, and a yoke plate located on a bottom of the magnet to support the magnet and including a hole therein, top and bottom ends of the hole being opened. An area, adjacent to the hole, of a lower surface of the yoke plate has a height difference relative to another area of the lower surface of the yoke plate.
    Type: Application
    Filed: October 30, 2015
    Publication date: May 5, 2016
    Inventors: Ki Won KIM, Byoung Hee LEE, Chang Shik YOON, Ho Chul HWANG