Patents by Inventor Chang-Hwan Ji

Chang-Hwan Ji 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: 20240253905
    Abstract: Disclosed are a system for receiving and storing an electronic device, and a method for receiving and storing an electronic device at the time of trading. According to an embodiment of the present invention, a system for receiving and storing an electronic device may include a reception storage box in which an electronic device inserted through an inlet port is moved at a predetermined angle to allow the electronic device to be received and stored.
    Type: Application
    Filed: April 13, 2022
    Publication date: August 1, 2024
    Inventors: Chang Hwan Ji, Do Hyung Yoo
  • Publication number: 20240168742
    Abstract: Disclosed are a system and method for obtaining device internal information in electronic devices. The system for obtaining device internal information, according to an embodiment of the present invention, may comprise the steps of: receiving a selection for ‘user action before input’ from a user through a UI screen of an automated device; recognizing a product information ID screen displayed on a display of a mobile device put into an input space of the automated device when ‘screen-on state input’ is selected as the ‘user action before input’; and reading a unique ID of the mobile device from the recognized product information ID screen.
    Type: Application
    Filed: April 13, 2022
    Publication date: May 23, 2024
    Inventors: Chang Hwan Ji, Kwang Yeol Yoo, Cheol Jong Yoo
  • Publication number: 20240155250
    Abstract: Disclosed are a method for testing a mobile electronic device in an automated device, and a mobile electronic device test system. According to an embodiment of the present invention, a method for testing a mobile electronic device in an automated device may include the steps of: forming a photographing area by a camera mounted to a photographing box, in a camera part; moving a mobile electronic device, which is input through an inlet of the automated device, to the photographing area by a position alignment part; and as the mobile electronic device is moved to the photographing area, controlling the camera by a control part such that photographing is performed on a specific region of the mobile electronic device, so as to inspect the specific region through a generated photographing image.
    Type: Application
    Filed: April 13, 2022
    Publication date: May 9, 2024
    Inventors: Chang Hwan Ji, Sung Lack Cho
  • Patent number: 9562816
    Abstract: Provided is an apparatus for inspecting a magazine including a plurality of partially-finished products. The apparatus is configured to inspect a stopper of the magazine before providing the magazine to a packaging process, and further configured to classify the stopper into a normal product. The magazine comprising the stopper classified as the normal product is into the packaging process.
    Type: Grant
    Filed: August 20, 2014
    Date of Patent: February 7, 2017
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Chang-hwan Ji, Jung-hun Choi, Sung-yeol Lee, Hee-sang Yang, Jae-nam Lee
  • Publication number: 20150053595
    Abstract: Provided is an apparatus for inspecting a magazine including a plurality of partially-finished products. The apparatus is configured to inspect a stopper of the magazine before providing the magazine to a packaging process, and further configured to classify the stopper into a normal product. The magazine comprising the stopper classified as the normal product is into the packaging process.
    Type: Application
    Filed: August 20, 2014
    Publication date: February 26, 2015
    Inventors: Chang-hwan Ji, Jung-hun Choi, Sung-yeol Lee, Hee-sang Yang, Jae-nam Lee
  • Publication number: 20130191393
    Abstract: The disclosure relates to an emotional matching system and a matching method for linking ideal mates by finding optimal ideal mates by identifying the level of attraction to the appearance of the other member and tendencies toward music, movies, and food through an emotional-based approach using brainwave changes.
    Type: Application
    Filed: September 29, 2011
    Publication date: July 25, 2013
    Applicant: BAROYEON CO., LTD
    Inventor: Chang Hwan Ji
  • Patent number: 8317015
    Abstract: A locking apparatus for locking a magazine configured to receive a printed circuit board (PCB) may include an actuator, a rotating block, and a locking member. The actuator may be installed on the magazine. The rotating block may be connected to the actuator. The rotating block may be rotated about a vertical axis. The locking member may be rotatably connected to the magazine about the vertical axis. The locking member may be selectively combined with the rotating block to block a front face of the magazine, thereby preventing breakaway of the PCB from the magazine.
    Type: Grant
    Filed: June 28, 2010
    Date of Patent: November 27, 2012
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Chang-Hwan Ji, Jong-Hoon Kim, Hee-Sang Yang, Jae-Nam Lee, Jong-Chul Kim
  • Publication number: 20110042242
    Abstract: A locking apparatus for locking a magazine configured to receive a printed circuit board (PCB) may include an actuator, a rotating block, and a locking member. The actuator may be installed on the magazine. The rotating block may be connected to the actuator. The rotating block may be rotated about a vertical axis. The locking member may be rotatably connected to the magazine about the vertical axis. The locking member may be selectively combined with the rotating block to block a front face of the magazine, thereby preventing breakaway of the PCB from the magazine.
    Type: Application
    Filed: June 28, 2010
    Publication date: February 24, 2011
    Inventors: Chang-Hwan Ji, Jong-Hoon Kim, Hee-Sang Yang, Jae-Nam Lee, Jong-Chul Kim
  • Patent number: 6584085
    Abstract: An apparatus for and a method of allocating D-channel to minimum channel when performing a basic rate interface (BRI) in WLL, in which D-channel is allocated to the minimum channel when connection is made to V5.
    Type: Grant
    Filed: November 19, 1999
    Date of Patent: June 24, 2003
    Assignee: Hyundai Curitel, Inc.
    Inventor: Chang-Hwan Ji